Update text files for 4.6.0Alpha2

Correct process_nzb_only_download and add tests
Keep NZB name prefix when processing multiple NZBs
2026-02-26 03:26:25 -05:00 · 2025-12-08 22:36:51 +01:00 · 2025-12-08 11:42:22 +01:00 · 2025-12-08 10:27:16 +01:00 · 2025-12-08 10:27:16 +01:00 · 2025-12-08 01:00:54 +00:00
52 changed files with 1159 additions and 892 deletions
--- a/.github/workflows/build_release.yml
+++ b/.github/workflows/build_release.yml
@@ -10,9 +10,9 @@ jobs:
  build_windows:
    name: Build Windows binary
    runs-on: windows-2022
-    timeout-minutes: 30
+    timeout-minutes: 15
    steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
    - name: Set up Python
      uses: actions/setup-python@v6
      with:
@@ -84,18 +84,18 @@ jobs:
  build_macos:
    name: Build macOS binary
    runs-on: macos-14
-    timeout-minutes: 30
+    timeout-minutes: 15
    env:
      # We need the official Python, because the GA ones only support newer macOS versions
      # The deployment target is picked up by the Python build tools automatically
      # If updated, make sure to also set LSMinimumSystemVersion in SABnzbd.spec
-      PYTHON_VERSION: "3.14.0"
+      PYTHON_VERSION: "3.14.2"
      MACOSX_DEPLOYMENT_TARGET: "10.15"
      # We need to force compile for universal2 support
      CFLAGS: -arch x86_64 -arch arm64
      ARCHFLAGS: -arch x86_64 -arch arm64
    steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
    - name: Set up Python
      # Only use this for the caching of pip packages!
      uses: actions/setup-python@v6
@@ -172,7 +172,7 @@ jobs:
            linux_arch: arm64

    steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
      - name: Cache par2cmdline-turbo tarball
        uses: actions/cache@v4
        id: cache-par2cmdline
@@ -215,7 +215,7 @@ jobs:
    runs-on: ubuntu-latest
    needs: [build_windows, build_macos]
    steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
      - name: Set up Python
        uses: actions/setup-python@v6
        with:
--- a/.github/workflows/integration_testing.yml
+++ b/.github/workflows/integration_testing.yml
@@ -7,7 +7,7 @@ jobs:
    name: Black Code Formatter
    runs-on: ubuntu-latest
    steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
      - name: Black Code Formatter
        uses: lgeiger/black-action@master
        with:
@@ -43,7 +43,7 @@ jobs:
            python-version: "3.14"

    steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v6
      with:
--- a/.github/workflows/translations.yml
+++ b/.github/workflows/translations.yml
@@ -12,7 +12,7 @@ jobs:
    env:
      TX_TOKEN: ${{ secrets.TX_TOKEN }}
    steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
        with:
          token: ${{ secrets.AUTOMATION_GITHUB_TOKEN }}
      - name: Generate translatable texts
--- a/README.mkd
+++ b/README.mkd
@@ -1,13 +1,19 @@
-Release Notes - SABnzbd 4.6.0 Alpha 1
+Release Notes - SABnzbd 4.6.0 Alpha 2
 =========================================================

-This is the first test release of version 4.6.
+This is the second test release of version 4.6.

 ## New features in 4.6.0

+* Added default support for NNTP Pipelining which eliminates idle waiting
+  between requests, significantly improving speeds on high-latency connections.
+  Read more here: https://sabnzbd.org/wiki/advanced/nntp-pipelining
 * Dynamically increase Assembler limits on faster connections.
 * Improved disk speed measurement in Status window.
 * Enable `verify_xff_header` by default.
+* Reduce delays between jobs during post-processing.
+* If a download only has `.nzb` files inside, the new downloads
+  will include the name of the original download.
 * Dropped support for Python 3.8.

 ## Bug fixes since 4.5.0
@@ -15,6 +21,7 @@ This is the first test release of version 4.6.
 * `Check before download` could get stuck or fail to reject.
 * Windows: Tray icon disappears after Explorer restart.
 * Correct mobile layout if `Full Width` is enabled.
+* Aborted Direct Unpack could result in no files being unpacked.
 * macOS: Slow to start on some network setups.


--- a/builder/requirements.txt
+++ b/builder/requirements.txt
@@ -1,9 +1,9 @@
 # Basic build requirements
 # Note that not all sub-dependencies are listed, but only ones we know could cause trouble
-pyinstaller==6.16.0
+pyinstaller==6.17.0
 packaging==25.0
-pyinstaller-hooks-contrib==2025.9
-altgraph==0.17.4
+pyinstaller-hooks-contrib==2025.10
+altgraph==0.17.5
 wrapt==2.0.1
 setuptools==80.9.0

@@ -12,8 +12,8 @@ pefile==2024.8.26; sys_platform == 'win32'
 pywin32-ctypes==0.2.3; sys_platform == 'win32'

 # For the macOS build
-dmgbuild==1.6.5; sys_platform == 'darwin'
-mac-alias==2.2.2; sys_platform == 'darwin'
-macholib==1.16.3; sys_platform == 'darwin'
-ds-store==1.3.1; sys_platform == 'darwin'
+dmgbuild==1.6.6; sys_platform == 'darwin'
+mac-alias==2.2.3; sys_platform == 'darwin'
+macholib==1.16.4; sys_platform == 'darwin'
+ds-store==1.3.2; sys_platform == 'darwin'
 PyNaCl==1.6.1; sys_platform == 'darwin'
--- a/po/main/SABnzbd.pot
+++ b/po/main/SABnzbd.pot
@@ -508,11 +508,6 @@ msgstr ""
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr ""
@@ -530,11 +525,6 @@ msgstr ""
 msgid "Connecting %s@%s failed, message=%s"
 msgstr ""

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr ""
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr ""
@@ -1127,6 +1117,16 @@ msgstr ""
 msgid "left"
 msgstr ""

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr ""
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr ""
@@ -3127,7 +3127,7 @@ msgid "Enable SFV-based checks"
 msgstr ""

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
+msgid "If no par2 files are available, use sfv files (if present) to verify files"
 msgstr ""

 #: sabnzbd/skintext.py
--- a/po/main/cs.po
+++ b/po/main/cs.po
@@ -560,11 +560,6 @@ msgstr ""
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Příliš mnoho spojení k serveru %s [%s]"
@@ -584,11 +579,6 @@ msgstr "Přihlášení k serveru %s se nezdařilo [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr ""

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Nejspíše chyba downloaderu"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Vypínání"
@@ -1207,6 +1197,16 @@ msgstr "Zkouším SFV ověření"
 msgid "left"
 msgstr ""

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Nejspíše chyba downloaderu"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Tento server nepovoluje SSL na tomto portu"
@@ -3287,7 +3287,8 @@ msgid "Enable SFV-based checks"
 msgstr ""

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
 msgstr ""

 #: sabnzbd/skintext.py
--- a/po/main/da.po
+++ b/po/main/da.po
@@ -585,11 +585,6 @@ msgstr "Det lykkedes ikke at initialisere %s@%s med begrundelse %s"
 msgid "Fatal error in Downloader"
 msgstr "Alvorlig fejl i Downloader"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s: Modtog ukendt statuskode %s for artikel %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Alt for mange forbindelser til serveren %s [%s]"
@@ -611,11 +606,6 @@ msgstr "Det lykkedes ikke at logge på serveren %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Forbindelse %s@%s mislykkedes, besked %s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Suspect fejl i downloader"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Påbegynder lukning af SABnzbd"
@@ -1248,6 +1238,16 @@ msgstr "Forsøger SFV verifikation"
 msgid "left"
 msgstr "tilbage"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s: Modtog ukendt statuskode %s for artikel %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Suspect fejl i downloader"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Denne server tillader ikke SSL på denne port"
@@ -3428,8 +3428,9 @@ msgid "Enable SFV-based checks"
 msgstr "Aktiver SFV-baseret kontrol"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Udfør en ekstra kontrol baseret på SFV-filer."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/de.po
+++ b/po/main/de.po
@@ -617,11 +617,6 @@ msgstr "Fehler %s@%s zu initialisieren, aus folgendem Grund: %s"
 msgid "Fatal error in Downloader"
 msgstr "Schwerer Fehler im Downloader"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s:Unbekannter Statuscode%s für Artikel erhalten %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Zu viele Verbindungen zu Server %s [%s]"
@@ -643,11 +638,6 @@ msgstr "Anmelden beim Server fehlgeschlagen. %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Fehler beim Verbinden mit %s@%s, Meldung = %s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Vermute Fehler im Downloader"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Wird beendet …"
@@ -1293,6 +1283,16 @@ msgstr "Versuche SFV-Überprüfung"
 msgid "left"
 msgstr "rest"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s:Unbekannter Statuscode%s für Artikel erhalten %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Vermute Fehler im Downloader"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Dieser Server erlaubt kein SSL auf diesem Port"
@@ -3519,8 +3519,9 @@ msgid "Enable SFV-based checks"
 msgstr "SFV-basierte Überprüfung aktivieren"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Zusätzliche Überprüfung mittels SFV-Dateien durchführen"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/es.po
+++ b/po/main/es.po
@@ -602,12 +602,6 @@ msgstr "Error al inicializar %s@%s con la razón: %s"
 msgid "Fatal error in Downloader"
 msgstr "Error grave en el descargador"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-"%s@%s: Se recibió un código de estado desconocido %s para el artículo %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Demasiadas conexiones con el servidor %s [%s]"
@@ -629,11 +623,6 @@ msgstr "Registraccion fallo para servidor %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Ha fallado la conexión a %s@%s, el mensaje=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Error sospechoso en downloader"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Apagando"
@@ -1282,6 +1271,17 @@ msgstr "Intentando verificación por SFV"
 msgid "left"
 msgstr "Restante"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+"%s@%s: Se recibió un código de estado desconocido %s para el artículo %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Error sospechoso en downloader"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Este servidor no permite SSL en este puerto"
@@ -3495,8 +3495,9 @@ msgid "Enable SFV-based checks"
 msgstr "Habilitar verificacion basada en SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Realiza una verificación extra basada en ficheros SFV."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/fi.po
+++ b/po/main/fi.po
@@ -556,11 +556,6 @@ msgstr "Alustaminen epäonnistui kohteessa %s@%s syy: %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Liikaa yhteyksiä palvelimelle %s [%s]"
@@ -580,11 +575,6 @@ msgstr "Kirjautuminen palvelimelle %s epäonnistui [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Yhdistäminen %s@%s epäonnistui, viesti=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Mahdollinen virhe lataajassa"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Sammutetaan"
@@ -1208,6 +1198,16 @@ msgstr "Yritetään SFV varmennusta"
 msgid "left"
 msgstr "jäljellä"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Mahdollinen virhe lataajassa"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Tämä palvelin ei salli SSL yhteyksiä tähän porttiin"
@@ -3363,8 +3363,9 @@ msgid "Enable SFV-based checks"
 msgstr "SFV-pohjaiset tarkistukset käytössä"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Suorittaa ylimääräisen varmennuksen SFV tiedostojen avulla."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/fr.po
+++ b/po/main/fr.po
@@ -606,11 +606,6 @@ msgstr "Échec d'initialisation de %s@%s pour la raison suivante : %s"
 msgid "Fatal error in Downloader"
 msgstr "Erreur fatale dans le Téléchargeur"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s a reçu le code d'état inconnu %s pour l'article %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Trop de connexions au serveur %s [%s]"
@@ -632,11 +627,6 @@ msgstr "Échec de la connexion au serveur %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "La connexion à %s@%s a échoué, message=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Erreur suspecte dans le téléchargeur"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Arrêt en cours..."
@@ -1282,6 +1272,16 @@ msgstr "Essai vérification SFV"
 msgid "left"
 msgstr "restant"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s a reçu le code d'état inconnu %s pour l'article %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Erreur suspecte dans le téléchargeur"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Ce serveur n'authorise pas de connexion SSL sur ce port"
@@ -3502,8 +3502,9 @@ msgid "Enable SFV-based checks"
 msgstr "Activer les contrôles SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Fait une vérification supplémentaire basée sur les fichiers SFV."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/he.po
+++ b/po/main/he.po
@@ -567,11 +567,6 @@ msgstr "כישלון באתחול %s@%s עם סיבה: %s"
 msgid "Fatal error in Downloader"
 msgstr "שגיאה גורלית במורידן"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s: קוד בלתי ידוע של מעמד התקבל %s עבור מאמר %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "יותר מדי חיבורים לשרת %s [%s]"
@@ -593,11 +588,6 @@ msgstr "כניסה נכשלה עבור שרת %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "התחברות אל %s@%s נכשלה, הודעה=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "הורדה חשודה במורידן"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "מכבה"
@@ -1221,6 +1211,16 @@ msgstr "מנסה וידוא SFV"
 msgid "left"
 msgstr "נותר"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s: קוד בלתי ידוע של מעמד התקבל %s עבור מאמר %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "הורדה חשודה במורידן"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "שרת זה אינו מתיר SSL על פתחה זו"
@@ -3377,8 +3377,9 @@ msgid "Enable SFV-based checks"
 msgstr "אפשר בדיקות מבוססות SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "בצע וידוא נוסף שמבוסס על קבצי SFV."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/it.po
+++ b/po/main/it.po
@@ -599,11 +599,6 @@ msgstr "Inizializzazione di %s@%s fallita con motivo: %s"
 msgid "Fatal error in Downloader"
 msgstr "Errore fatale nel Downloader"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s: Ricevuto codice di stato sconosciuto %s per l'articolo %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Troppe connessioni al server %s [%s]"
@@ -625,11 +620,6 @@ msgstr "Accesso fallito per il server %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Connessione a %s@%s fallita, messaggio=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Sospetto errore nel downloader"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Spegnimento in corso"
@@ -1269,6 +1259,16 @@ msgstr "Tentativo di verifica SFV"
 msgid "left"
 msgstr "rimanente"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s: Ricevuto codice di stato sconosciuto %s per l'articolo %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Sospetto errore nel downloader"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Questo server non permette SSL su questa porta"
@@ -3471,8 +3471,9 @@ msgid "Enable SFV-based checks"
 msgstr "Abilita controlli basati su SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Esegui una verifica extra basata sui file SFV."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/nb.po
+++ b/po/main/nb.po
@@ -553,11 +553,6 @@ msgstr "Feilet å starte %s@%s grunnet: %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "For mange tilkoblinger til server %s [%s]"
@@ -577,11 +572,6 @@ msgstr "Kunne ikke logge inn på server %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Kontaker %s@%s feilet, feilmelding=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Mistenker feil i nedlaster"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Starter avslutning av SABnzbd.."
@@ -1206,6 +1196,16 @@ msgstr "Prøver SFV-verifisering"
 msgid "left"
 msgstr "gjenstår"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Mistenker feil i nedlaster"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Denne serveren tillater ikke SSL på denne porten"
@@ -3346,8 +3346,9 @@ msgid "Enable SFV-based checks"
 msgstr "Aktiver SFV-baserte sjekker"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Utfør ekstra verifisering basert på SFV filer"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/nl.po
+++ b/po/main/nl.po
@@ -600,11 +600,6 @@ msgstr "Initialisatie van %s@%s mislukt, vanwege: %s"
 msgid "Fatal error in Downloader"
 msgstr "Onherstelbare fout in de Downloader"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s: Onbekende statuscode %s ontvangen voor artikel %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Te veel verbindingen met server %s [%s]"
@@ -626,11 +621,6 @@ msgstr "Aanmelden bij server %s mislukt [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Verbinding %s@%s mislukt, bericht=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Vedachte fout in downloader"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Afsluiten"
@@ -1272,6 +1262,16 @@ msgstr "Probeer SFV-verificatie"
 msgid "left"
 msgstr "over"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s: Onbekende statuscode %s ontvangen voor artikel %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Vedachte fout in downloader"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "De server staat geen SSL toe op deze poort"
@@ -3469,8 +3469,9 @@ msgid "Enable SFV-based checks"
 msgstr "Voer SFV-gebaseerde controles uit"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Doe een extra verificatie m.b.v. SFV-bestanden"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/pl.po
+++ b/po/main/pl.po
@@ -554,11 +554,6 @@ msgstr "Błąd podczas inicjalizacji %s@%s: %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Zbyt wiele połączeń do serwera %s [%s]"
@@ -578,11 +573,6 @@ msgstr "Błąd logowania do serwera %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Błąd połączenia %s@%s, komunikat=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Nieobsługiwany błąd w module pobierania"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Wyłączanie"
@@ -1211,6 +1201,16 @@ msgstr "Próba weryfikacji SFV"
 msgid "left"
 msgstr "pozostało"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Nieobsługiwany błąd w module pobierania"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Serwer nie obsługuje SSL na tym porcie"
@@ -3357,8 +3357,9 @@ msgid "Enable SFV-based checks"
 msgstr "Włącz sprawdzanie przy użyciu SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Wykonuj dodatkową weryfikację na podstawie plików SFV"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/pt_BR.po
+++ b/po/main/pt_BR.po
@@ -568,11 +568,6 @@ msgstr "Falha ao iniciar %s@%s devido as seguintes razões: %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Excesso de conexões ao servidor %s [%s]"
@@ -592,11 +587,6 @@ msgstr "Falha de logon ao servidor %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "A conexão a %s@%s falhou. Mensagem=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Erro suspeito no downloader"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Encerrando"
@@ -1220,6 +1210,16 @@ msgstr "Tentando verificação SFV"
 msgid "left"
 msgstr "restantes"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Erro suspeito no downloader"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Este servidor não permite SSL nesta porta"
@@ -3367,8 +3367,9 @@ msgid "Enable SFV-based checks"
 msgstr "Habilitar verificações baseadas em SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Fazer uma verificação extra baseada em arquivos SFV."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/ro.po
+++ b/po/main/ro.po
@@ -576,11 +576,6 @@ msgstr "Nu am putu inițializa %s@%s din cauza următorului motiv: %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Prea multe conexiuni la serverul %s [%s]"
@@ -600,11 +595,6 @@ msgstr "Autentificare nereuşită la serverul %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Conectare %s@%s eșuată, mesaj=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Eroare suspectă în sistemul de descprcare"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Închidere"
@@ -1236,6 +1226,16 @@ msgstr "Încerc verificare SFV"
 msgid "left"
 msgstr "rămas"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Eroare suspectă în sistemul de descprcare"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Acest server nu permite SSL pe acest port"
@@ -3385,8 +3385,9 @@ msgid "Enable SFV-based checks"
 msgstr "Activează verficări SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Fă o verificare extra bazată pe fişiere SFV"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/ru.po
+++ b/po/main/ru.po
@@ -552,11 +552,6 @@ msgstr ""
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr ""
@@ -576,11 +571,6 @@ msgstr "Ошибка входа на сервер %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr ""

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr ""
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Завершение работы"
@@ -1206,6 +1196,16 @@ msgstr "Проверка SFV-суммы"
 msgid "left"
 msgstr "осталось"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr ""
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr ""
@@ -3349,8 +3349,9 @@ msgid "Enable SFV-based checks"
 msgstr "Использовать проверку по SFV"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Выполнять дополнительную проверку по SFV-файлам."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/sr.po
+++ b/po/main/sr.po
@@ -550,11 +550,6 @@ msgstr "Neuspešna inicijalizacija %s@%s iz razloga: %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "Previše konekcija ka serveru %s [%s]"
@@ -574,11 +569,6 @@ msgstr "Неуспешно пријављивање на сервер %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Povezivanje na %s@%s neuspešno, poruka=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Sumnja u grešku u programu za download"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Гашење"
@@ -1201,6 +1191,16 @@ msgstr "Pokušaj SFV provere"
 msgid "left"
 msgstr "остало"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Sumnja u grešku u programu za download"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Ovaj server ne dozvoljava SSL na ovom portu"
@@ -3335,8 +3335,9 @@ msgid "Enable SFV-based checks"
 msgstr "Упали SFV провере"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Уради још једну проверу базирану на SFV датотеке."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/sv.po
+++ b/po/main/sv.po
@@ -550,11 +550,6 @@ msgstr "Misslyckades att initiera %s@%s med orsak %s"
 msgid "Fatal error in Downloader"
 msgstr ""

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr ""
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "För många anslutningar till servern %s [%s]"
@@ -574,11 +569,6 @@ msgstr "Det gick inte att logga in på server %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "Anslutning %s@%s misslyckades, meddelande=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "Misstänker fel i nedladdare"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Påbörjar nedstängning av SABnzbd.."
@@ -1205,6 +1195,16 @@ msgstr "Försöker verifiera SFV"
 msgid "left"
 msgstr "kvar"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr ""
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "Misstänker fel i nedladdare"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Den här servern tillåter in SSL på denna port"
@@ -3345,8 +3345,9 @@ msgid "Enable SFV-based checks"
 msgstr "Använd SFV-baserade kontroller"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "Gör en extra kontroll med SFV filer"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/tr.po
+++ b/po/main/tr.po
@@ -597,11 +597,6 @@ msgstr "%s@%s başlatması şu sebepten dolayı başarısız oldu: %s"
 msgid "Fatal error in Downloader"
 msgstr "İndirici'de ölümcül hata"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s: bilinmeyen durum kodu %s, şu makale için alındı: %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "%s [%s] sunucusuna çok fazla bağlantı"
@@ -623,11 +618,6 @@ msgstr "%s [%s] sunucusunda oturum açılışı başarısız oldu"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "%s@%s bağlantısı başarısız oldu, mesaj=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "İndiricide şüpheli hata"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "Kapatılıyor"
@@ -1260,6 +1250,16 @@ msgstr "SFV doğrulaması deneniyor"
 msgid "left"
 msgstr "kaldı"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s: bilinmeyen durum kodu %s, şu makale için alındı: %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "İndiricide şüpheli hata"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "Bu sunucu, bu bağlantı noktasında SSL kullanımına izin vermiyor"
@@ -3458,8 +3458,9 @@ msgid "Enable SFV-based checks"
 msgstr "SFV temelli kontrolleri etkinleştir"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "SFV dosyalarına dayalı ilave bir doğrulama yap."
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/po/main/zh_CN.po
+++ b/po/main/zh_CN.po
@@ -550,11 +550,6 @@ msgstr "无法初始化 %s@%s，原因为: %s"
 msgid "Fatal error in Downloader"
 msgstr "下载器出现致命错误"

-#. Warning message
-#: sabnzbd/downloader.py
-msgid "%s@%s: Received unknown status code %s for article %s"
-msgstr "%s@%s：收到文章 %s 的未知状态码 %s"
-
 #: sabnzbd/downloader.py
 msgid "Too many connections to server %s [%s]"
 msgstr "服务器 %s 连接数过多 [%s]"
@@ -574,11 +569,6 @@ msgstr "无法登录服务器 %s [%s]"
 msgid "Connecting %s@%s failed, message=%s"
 msgstr "连接 %s@%s 失败，消息=%s"

-#. Error message
-#: sabnzbd/downloader.py
-msgid "Suspect error in downloader"
-msgstr "下载器疑似错误"
-
 #: sabnzbd/downloader.py, sabnzbd/skintext.py
 msgid "Shutting down"
 msgstr "正在关闭"
@@ -1197,6 +1187,16 @@ msgstr "正在尝试  SFV 验证"
 msgid "left"
 msgstr "剩余"

+#. Warning message
+#: sabnzbd/newswrapper.py
+msgid "%s@%s: Received unknown status code %s for article %s"
+msgstr "%s@%s：收到文章 %s 的未知状态码 %s"
+
+#. Error message
+#: sabnzbd/newswrapper.py
+msgid "Suspect error in downloader"
+msgstr "下载器疑似错误"
+
 #: sabnzbd/newswrapper.py
 msgid "This server does not allow SSL on this port"
 msgstr "该服务器不允许在该端口使用 SSL"
@@ -3302,8 +3302,9 @@ msgid "Enable SFV-based checks"
 msgstr "启用基于 SFV 的检查"

 #: sabnzbd/skintext.py
-msgid "Do an extra verification based on SFV files."
-msgstr "根据 SFV 文件进行额外验证。"
+msgid ""
+"If no par2 files are available, use sfv files (if present) to verify files"
+msgstr ""

 #: sabnzbd/skintext.py
 msgid "User script can flag job as failed"
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,8 @@
 # Main requirements
 # Note that not all sub-dependencies are listed, but only ones we know could cause trouble
-apprise==1.9.5
-sabctools==8.2.6
-CT3==3.4.0
+apprise==1.9.6
+sabctools==9.1.0
+CT3==3.4.0.post5
 cffi==2.0.0
 pycparser==2.23
 feedparser==6.0.12
@@ -37,7 +37,7 @@ cryptography==46.0.3
 # We recommend using "orjson" as it is 2x as fast as "ujson". However, it requires
 # Rust so SABnzbd works just as well with "ujson" or the Python built in "json" module
 ujson==5.11.0
-orjson==3.11.4
+orjson==3.11.5

 # Windows system integration
 pywin32==311; sys_platform == 'win32'
@@ -67,7 +67,7 @@ paho-mqtt==1.6.1 # Pinned, newer versions don't work with AppRise yet
 # Requests Requirements
 charset_normalizer==3.4.4
 idna==3.11
-urllib3==2.5.0
+urllib3==2.6.0
 certifi==2025.11.12
 oauthlib==3.3.1
 PyJWT==2.10.1
--- a/sabnzbd/init.py
+++ b/sabnzbd/init.py
@@ -269,6 +269,7 @@ def initialize(pause_downloader=False, clean_up=False, repair=0):
    cfg.language.callback(cfg.guard_language)
    cfg.enable_https_verification.callback(cfg.guard_https_ver)
    cfg.guard_https_ver()
+    cfg.pipelining_requests.callback(cfg.guard_restart)

    # Set language files
    lang.set_locale_info("SABnzbd", DIR_LANGUAGE)
--- a/sabnzbd/api.py
+++ b/sabnzbd/api.py
@@ -30,6 +30,8 @@ import cherrypy
 from threading import Thread
 from typing import Optional, Any, Union

+import sabctools
+
 # For json.dumps, orjson is magnitudes faster than ujson, but it is harder to
 # compile due to Rust dependency. Since the output is the same, we support all modules.
 try:
@@ -781,12 +783,12 @@ def _api_watched_now(name: str, kwargs: dict[str, Union[str, list[str]]]) -> byt


 def _api_resume_pp(name: str, kwargs: dict[str, Union[str, list[str]]]) -> bytes:
-    sabnzbd.PostProcessor.paused = False
+    sabnzbd.PostProcessor.resume()
    return report()


 def _api_pause_pp(name: str, kwargs: dict[str, Union[str, list[str]]]) -> bytes:
-    sabnzbd.PostProcessor.paused = True
+    sabnzbd.PostProcessor.pause()
    return report()


@@ -1387,12 +1389,20 @@ def test_nntp_server_dict(kwargs: dict[str, Union[str, list[str]]]) -> tuple[boo
        # Sorry, no clever analysis:
        return False, T('Server address "%s:%s" is not valid.') % (host, port)

+    nw = NewsWrapper(server=test_server, thrdnum=-1, block=True)
+    nntp_code: int = 0
+    nntp_message: str = ""
+
+    def on_response(code: int, message: str):
+        nonlocal nntp_code, nntp_message
+        nntp_code = code
+        nntp_message = message
+
    try:
-        nw = NewsWrapper(server=test_server, thrdnum=-1, block=True)
        nw.init_connect()
        while not nw.connected:
-            nw.recv_chunk()
-            nw.finish_connect(nw.status_code)
+            nw.write()
+            nw.read(on_response=on_response)

    except socket.timeout:
        if port != 119 and not ssl:
@@ -1414,30 +1424,30 @@ def test_nntp_server_dict(kwargs: dict[str, Union[str, list[str]]]) -> tuple[boo
        return False, str(err)

    if not username or not password:
-        nw.nntp.sock.sendall(b"ARTICLE <test@home>\r\n")
+        nw.queue_command(b"ARTICLE <test@home>\r\n")
        try:
-            nw.reset_data_buffer()
-            nw.recv_chunk()
+            nw.write()
+            nw.read(on_response=on_response)
        except Exception as err:
            # Some internal error, not always safe to close connection
            return False, str(err)

    # Parse result
    return_status = ()
-    if nw.status_code:
-        if nw.status_code == 480:
+    if nntp_code:
+        if nntp_code == 480:
            return_status = (False, T("Server requires username and password."))
-        elif nw.status_code < 300 or nw.status_code in (411, 423, 430):
+        elif nntp_code < 300 or nntp_code in (411, 423, 430):
            # If no username/password set and we requested fake-article, it will return 430 Not Found
            return_status = (True, T("Connection Successful!"))
-        elif nw.status_code == 502 or sabnzbd.downloader.clues_login(nw.nntp_msg):
+        elif nntp_code == 502 or sabnzbd.downloader.clues_login(nntp_message):
            return_status = (False, T("Authentication failed, check username/password."))
-        elif sabnzbd.downloader.clues_too_many(nw.nntp_msg):
+        elif sabnzbd.downloader.clues_too_many(nntp_message):
            return_status = (False, T("Too many connections, please pause downloading or try again later"))

    # Fallback in case no data was received or unknown status
    if not return_status:
-        return_status = (False, T("Could not determine connection result (%s)") % nw.nntp_msg)
+        return_status = (False, T("Could not determine connection result (%s)") % nntp_message)

    # Close the connection and return result
    nw.hard_reset()
@@ -1502,13 +1512,13 @@ def build_status(calculate_performance: bool = False, skip_dashboard: bool = Fal
        for nw in server.busy_threads.copy():
            if nw.connected:
                activeconn += 1
-            if nw.article:
+            if article := nw.article:
                serverconnections.append(
                    {
                        "thrdnum": nw.thrdnum,
-                        "art_name": nw.article.article,
-                        "nzf_name": nw.article.nzf.filename,
-                        "nzo_name": nw.article.nzf.nzo.final_name,
+                        "art_name": article.article,
+                        "nzf_name": article.nzf.filename,
+                        "nzo_name": article.nzf.nzo.final_name,
                    }
                )

--- a/sabnzbd/assembler.py
+++ b/sabnzbd/assembler.py
@@ -39,7 +39,7 @@ from sabnzbd.filesystem import (
    has_unwanted_extension,
    get_basename,
 )
-from sabnzbd.constants import Status, GIGI, DEF_MAX_ASSEMBLER_QUEUE
+from sabnzbd.constants import Status, GIGI
 import sabnzbd.cfg as cfg
 from sabnzbd.nzbstuff import NzbObject, NzbFile
 import sabnzbd.par2file as par2file
--- a/sabnzbd/bpsmeter.py
+++ b/sabnzbd/bpsmeter.py
@@ -254,8 +254,6 @@ class BPSMeter:
            self.week_total[server] = 0
        if server not in self.month_total:
            self.month_total[server] = 0
-        if server not in self.month_total:
-            self.month_total[server] = 0
        if server not in self.grand_total:
            self.grand_total[server] = 0
        if server not in self.timeline_total:
@@ -302,45 +300,51 @@ class BPSMeter:
            for server in sabnzbd.Downloader.servers[:]:
                self.init_server_stats(server.id)

+        # Cache dict references for faster access
+        day_total = self.day_total
+        week_total = self.week_total
+        month_total = self.month_total
+        grand_total = self.grand_total
+        timeline_total = self.timeline_total
+        cached_amount = self.cached_amount
+        server_bps = self.server_bps
+
+        start_time = self.start_time
+        last_update = self.last_update
+        # Minimum epsilon to avoid division by zero
+        dt_total = max(t - start_time, 1e-6)
+        dt_last = max(last_update - start_time, 1e-6)
+
        # Add amounts that have been stored temporarily to statistics
        for srv in self.cached_amount:
-            if self.cached_amount[srv]:
-                self.day_total[srv] += self.cached_amount[srv]
-                self.week_total[srv] += self.cached_amount[srv]
-                self.month_total[srv] += self.cached_amount[srv]
-                self.grand_total[srv] += self.cached_amount[srv]
-                self.timeline_total[srv][self.day_label] += self.cached_amount[srv]
+            if cached := self.cached_amount[srv]:
+                day_total[srv] += cached
+                week_total[srv] += cached
+                month_total[srv] += cached
+                grand_total[srv] += cached
+                timeline_total[srv][self.day_label] += cached
+
+                # Reset for next time
+                cached_amount[srv] = 0

            # Update server bps
-            try:
-                self.server_bps[srv] = (
-                    self.server_bps[srv] * (self.last_update - self.start_time) + self.cached_amount[srv]
-                ) / (t - self.start_time)
-            except ZeroDivisionError:
-                self.server_bps[srv] = 0.0
-
-            # Reset for next time
-            self.cached_amount[srv] = 0
+            server_bps[srv] = (server_bps[srv] * dt_last + cached) / dt_total

        # Quota check
+        total_cached = self.sum_cached_amount
        if self.have_quota and self.quota_enabled:
-            self.left -= self.sum_cached_amount
+            self.left -= total_cached
            self.check_quota()

        # Speedometer
-        try:
-            self.bps = (self.bps * (self.last_update - self.start_time) + self.sum_cached_amount) / (
-                t - self.start_time
-            )
-        except ZeroDivisionError:
-            self.bps = 0.0
+        self.bps = (self.bps * dt_last + total_cached) / dt_total

        self.sum_cached_amount = 0
        self.last_update = t

        check_time = t - 5.0

-        if self.start_time < check_time:
+        if start_time < check_time:
            self.start_time = check_time

        if self.bps < 0.01:
--- a/sabnzbd/cfg.py
+++ b/sabnzbd/cfg.py
@@ -53,6 +53,7 @@ from sabnzbd.constants import (
    DEF_HTTPS_CERT_FILE,
    DEF_HTTPS_KEY_FILE,
    DEF_MAX_ASSEMBLER_QUEUE,
+    DEF_PIPELINING_REQUESTS,
 )
 from sabnzbd.filesystem import same_directory, real_path, is_valid_script, is_network_path

@@ -534,6 +535,7 @@ ssdp_broadcast_interval = OptionNumber("misc", "ssdp_broadcast_interval", 15, mi
 ext_rename_ignore = OptionList("misc", "ext_rename_ignore", validation=lower_case_ext)
 unrar_parameters = OptionStr("misc", "unrar_parameters", validation=supported_unrar_parameters)
 outgoing_nntp_ip = OptionStr("misc", "outgoing_nntp_ip")
+pipelining_requests = OptionNumber("misc", "pipelining_requests", DEF_PIPELINING_REQUESTS, minval=1, maxval=10)


 ##############################################################################
--- a/sabnzbd/constants.py
+++ b/sabnzbd/constants.py
@@ -50,7 +50,7 @@ RENAMES_FILE = "__renames__"
 ATTRIB_FILE = "SABnzbd_attrib"
 REPAIR_REQUEST = "repair-all.sab"

-SABCTOOLS_VERSION_REQUIRED = "8.2.6"
+SABCTOOLS_VERSION_REQUIRED = "9.1.0"

 DB_HISTORY_VERSION = 1
 DB_HISTORY_NAME = "history%s.db" % DB_HISTORY_VERSION
@@ -101,8 +101,9 @@ DEF_MAX_ASSEMBLER_QUEUE = 12
 SOFT_ASSEMBLER_QUEUE_LIMIT = 0.5
 # Percentage of cache to use before adding file to assembler
 ASSEMBLER_WRITE_THRESHOLD = 5
-NNTP_BUFFER_SIZE = int(800 * KIBI)
+NNTP_BUFFER_SIZE = int(256 * KIBI)
 NTTP_MAX_BUFFER_SIZE = int(10 * MEBI)
+DEF_PIPELINING_REQUESTS = 2

 REPAIR_PRIORITY = 3
 FORCE_PRIORITY = 2
--- a/sabnzbd/decoder.py
+++ b/sabnzbd/decoder.py
@@ -21,13 +21,10 @@ sabnzbd.decoder - article decoder

 import logging
 import hashlib
-import binascii
-from io import BytesIO
-from zlib import crc32
+from typing import Optional

 import sabnzbd
 from sabnzbd.constants import SABCTOOLS_VERSION_REQUIRED
-from sabnzbd.encoding import ubtou
 from sabnzbd.nzbstuff import Article
 from sabnzbd.misc import match_str

@@ -50,7 +47,7 @@ except Exception:


 class BadData(Exception):
-    def __init__(self, data: bytes):
+    def __init__(self, data: bytearray):
        super().__init__()
        self.data = data

@@ -63,8 +60,8 @@ class BadUu(Exception):
    pass


-def decode(article: Article, data_view: memoryview):
-    decoded_data = None
+def decode(article: Article, decoder: sabctools.NNTPResponse):
+    decoded_data: Optional[bytearray] = None
    nzo = article.nzf.nzo
    art_id = article.article

@@ -78,10 +75,10 @@ def decode(article: Article, data_view: memoryview):
        if sabnzbd.LOG_ALL:
            logging.debug("Decoding %s", art_id)

-        if article.nzf.type == "uu":
-            decoded_data = decode_uu(article, bytes(data_view))
+        if decoder.format is sabctools.EncodingFormat.UU:
+            decoded_data = decode_uu(article, decoder)
        else:
-            decoded_data = decode_yenc(article, data_view)
+            decoded_data = decode_yenc(article, decoder)

        article_success = True

@@ -112,28 +109,18 @@ def decode(article: Article, data_view: memoryview):

    except (BadYenc, ValueError):
        # Handles precheck and badly formed articles
-        if nzo.precheck and data_view and data_view[:4] == b"223 ":
+        if nzo.precheck and decoder.status_code == 223:
            # STAT was used, so we only get a status code
            article_success = True
        else:
-            # Try uu-decoding
-            if not nzo.precheck and article.nzf.type != "yenc":
-                try:
-                    decoded_data = decode_uu(article, bytes(data_view))
-                    logging.debug("Found uu-encoded article %s in job %s", art_id, nzo.final_name)
-                    article_success = True
-                except Exception:
-                    pass
-            # Only bother with further checks if uu-decoding didn't work out
-            if not article_success:
-                # Convert the first 2000 bytes of raw socket data to article lines,
-                # and examine the headers (for precheck) or body (for download).
-                for line in bytes(data_view[:2000]).split(b"\r\n"):
+            # Examine the headers (for precheck) or body (for download).
+            if lines := decoder.lines:
+                for line in lines:
                    lline = line.lower()
-                    if lline.startswith(b"message-id:"):
+                    if lline.startswith("message-id:"):
                        article_success = True
                    # Look for DMCA clues (while skipping "X-" headers)
-                    if not lline.startswith(b"x-") and match_str(lline, (b"dmca", b"removed", b"cancel", b"blocked")):
+                    if not lline.startswith("x-") and match_str(lline, ("dmca", "removed", "cancel", "blocked")):
                        article_success = False
                        logging.info("Article removed from server (%s)", art_id)
                        break
@@ -170,164 +157,63 @@ def decode(article: Article, data_view: memoryview):
    sabnzbd.NzbQueue.register_article(article, article_success)


-def decode_yenc(article: Article, data_view: memoryview) -> bytearray:
+def decode_yenc(article: Article, response: sabctools.NNTPResponse) -> bytearray:
    # Let SABCTools do all the heavy lifting
-    (
-        decoded_data,
-        yenc_filename,
-        article.file_size,
-        article.data_begin,
-        article.data_size,
-        crc_correct,
-    ) = sabctools.yenc_decode(data_view)
+    decoded_data = response.data
+    article.file_size = response.file_size
+    article.data_begin = response.part_begin
+    article.data_size = response.part_size

    nzf = article.nzf
    # Assume it is yenc
    nzf.type = "yenc"

    # Only set the name if it was found and not obfuscated
-    if not nzf.filename_checked and yenc_filename:
+    if not nzf.filename_checked and (file_name := response.file_name):
        # Set the md5-of-16k if this is the first article
        if article.lowest_partnum:
-            nzf.md5of16k = hashlib.md5(decoded_data[:16384]).digest()
+            nzf.md5of16k = hashlib.md5(memoryview(decoded_data)[:16384]).digest()

        # Try the rename, even if it's not the first article
        # For example when the first article was missing
-        nzf.nzo.verify_nzf_filename(nzf, yenc_filename)
+        nzf.nzo.verify_nzf_filename(nzf, file_name)

    # CRC check
-    if crc_correct is None:
+    if (crc := response.crc) is None:
        logging.info("CRC Error in %s", article.article)
        raise BadData(decoded_data)

-    article.crc32 = crc_correct
+    article.crc32 = crc

    return decoded_data


-def decode_uu(article: Article, raw_data: bytes) -> bytes:
-    """Try to uu-decode an article. The raw_data may or may not contain headers.
-    If there are headers, they will be separated from the body by at least one
-    empty line. In case of no headers, the first line seems to always be the nntp
-    response code (220/222) directly followed by the msg body."""
-    if not raw_data:
+def decode_uu(article: Article, response: sabctools.NNTPResponse) -> bytearray:
+    """Process a uu-decoded response"""
+    if not response.bytes_decoded:
        logging.debug("No data to decode")
        raise BadUu

-    # Line up the raw_data
-    raw_data = raw_data.split(b"\r\n")
+    if response.baddata:
+        raise BadData(response.data)

-    # Index of the uu payload start in raw_data
-    uu_start = 0
-
-    # Limit the number of lines to check for the onset of uu data
-    limit = min(len(raw_data), 32) - 1
-    if limit < 3:
-        logging.debug("Article too short to contain valid uu-encoded data")
-        raise BadUu
-
-    # Try to find an empty line separating the body from headers or response
-    # code and set the expected payload start to the next line.
-    try:
-        uu_start = raw_data[:limit].index(b"") + 1
-    except ValueError:
-        # No empty line, look for a response code instead
-        if raw_data[0].startswith(b"220 ") or raw_data[0].startswith(b"222 "):
-            uu_start = 1
-        else:
-            # Invalid data?
-            logging.debug("Failed to locate start of uu payload")
-            raise BadUu
-
-    def is_uu_junk(line: bytes) -> bool:
-        """Determine if the line is empty or contains known junk data"""
-        return (not line) or line == b"-- " or line.startswith(b"Posted via ")
-
-    # Check the uu 'begin' line
-    if article.lowest_partnum:
-        try:
-            # Make sure the line after the uu_start one isn't empty as well or
-            # detection of the 'begin' line won't work. For articles other than
-            # lowest_partnum, filtering out empty lines (and other junk) can
-            # wait until the actual decoding step.
-            for index in range(uu_start, limit):
-                if is_uu_junk(raw_data[index]):
-                    uu_start = index + 1
-                else:
-                    # Bingo
-                    break
-            else:
-                # Search reached the limit
-                raise IndexError
-
-            uu_begin_data = raw_data[uu_start].split(b" ")
-            # Filename may contain spaces
-            uu_filename = ubtou(b" ".join(uu_begin_data[2:]).strip())
-
-            # Sanity check the 'begin' line
-            if (
-                len(uu_begin_data) < 3
-                or uu_begin_data[0].lower() != b"begin"
-                or (not int(uu_begin_data[1], 8))
-                or (not uu_filename)
-            ):
-                raise ValueError
-
-            # Consider this enough proof to set the type, avoiding further
-            # futile attempts at decoding articles in this nzf as yenc.
-            article.nzf.type = "uu"
-
-            # Bump the pointer for the payload to the next line
-            uu_start += 1
-        except Exception:
-            logging.debug("Missing or invalid uu 'begin' line: %s", raw_data[uu_start] if uu_start < limit else None)
-            raise BadUu
-
-    # Do the actual decoding
-    with BytesIO() as decoded_data:
-        for line in raw_data[uu_start:]:
-            # Ignore junk
-            if is_uu_junk(line):
-                continue
-
-            # End of the article
-            if line in (b"`", b"end", b"."):
-                break
-
-            # Remove dot stuffing
-            if line.startswith(b".."):
-                line = line[1:]
-
-            try:
-                decoded_line = binascii.a2b_uu(line)
-            except binascii.Error as msg:
-                try:
-                    # Workaround for broken uuencoders by Fredrik Lundh
-                    nbytes = (((line[0] - 32) & 63) * 4 + 5) // 3
-                    decoded_line = binascii.a2b_uu(line[:nbytes])
-                except Exception as msg2:
-                    logging.info(
-                        "Error while uu-decoding %s: %s (line: %s; workaround: %s)", article.article, msg, line, msg2
-                    )
-                    raise BadData(decoded_data.getvalue())
-
-            # Store the decoded data
-            decoded_data.write(decoded_line)
-
-        # Set the type to uu; the latter is still needed in
-        # case the lowest_partnum article was damaged or slow to download.
-        article.nzf.type = "uu"
+    decoded_data = response.data
+    nzf = article.nzf
+    nzf.type = "uu"

+    # Only set the name if it was found and not obfuscated
+    if not nzf.filename_checked and (file_name := response.file_name):
+        # Set the md5-of-16k if this is the first article
        if article.lowest_partnum:
-            decoded_data.seek(0)
-            article.nzf.md5of16k = hashlib.md5(decoded_data.read(16384)).digest()
-            # Handle the filename
-            if not article.nzf.filename_checked and uu_filename:
-                article.nzf.nzo.verify_nzf_filename(article.nzf, uu_filename)
+            nzf.md5of16k = hashlib.md5(memoryview(decoded_data)[:16384]).digest()

-        data = decoded_data.getvalue()
-        article.crc32 = crc32(data)
-        return data
+        # Try the rename, even if it's not the first article
+        # For example when the first article was missing
+        nzf.nzo.verify_nzf_filename(nzf, file_name)
+
+    article.crc32 = response.crc
+
+    return decoded_data


 def search_new_server(article: Article) -> bool:
--- a/sabnzbd/directunpacker.py
+++ b/sabnzbd/directunpacker.py
@@ -37,7 +37,6 @@ from sabnzbd.decorators import synchronized
 from sabnzbd.newsunpack import RAR_EXTRACTFROM_RE, RAR_EXTRACTED_RE, rar_volumelist, add_time_left
 from sabnzbd.postproc import prepare_extraction_path
 from sabnzbd.misc import SABRarFile
-import rarfile
 from sabnzbd.utils.diskspeed import diskspeedmeasure

 # Need a lock to make sure start and stop is handled correctly
--- a/sabnzbd/dirscanner.py
+++ b/sabnzbd/dirscanner.py
@@ -23,7 +23,7 @@ import asyncio
 import os
 import logging
 import threading
-from typing import Generator, Set, Optional, Tuple
+from typing import Generator, Optional

 import sabnzbd
 from sabnzbd.constants import SCAN_FILE_NAME, VALID_ARCHIVES, VALID_NZB_FILES, AddNzbFileResult
--- a/sabnzbd/downloader.py
+++ b/sabnzbd/downloader.py
@@ -19,15 +19,18 @@
 sabnzbd.downloader - download engine
 """

-import select
 import logging
+import selectors
+from collections import deque
 from threading import Thread, RLock, current_thread
 import socket
 import sys
 import ssl
 import time
 from datetime import date
-from typing import Optional, Union
+from typing import Optional, Union, Deque
+
+import sabctools

 import sabnzbd
 from sabnzbd.decorators import synchronized, NzbQueueLocker, DOWNLOADER_CV, DOWNLOADER_LOCK
@@ -148,7 +151,7 @@ class Server:
        self.request: bool = False  # True if a getaddrinfo() request is pending
        self.have_body: bool = True  # Assume server has "BODY", until proven otherwise
        self.have_stat: bool = True  # Assume server has "STAT", until proven otherwise
-        self.article_queue: list[sabnzbd.nzbstuff.Article] = []
+        self.article_queue: Deque[sabnzbd.nzbstuff.Article] = deque()

        # Skip during server testing
        if threads:
@@ -173,19 +176,19 @@ class Server:
        self.reset_article_queue()

    @synchronized(DOWNLOADER_LOCK)
-    def get_article(self):
+    def get_article(self, peek: bool = False):
        """Get article from pre-fetched and pre-fetch new ones if necessary.
        Articles that are too old for this server are immediately marked as tried"""
        if self.article_queue:
-            return self.article_queue.pop(0)
+            return self.article_queue[0] if peek else self.article_queue.popleft()

        if self.next_article_search < time.time():
            # Pre-fetch new articles
-            self.article_queue = sabnzbd.NzbQueue.get_articles(self, sabnzbd.Downloader.servers, _ARTICLE_PREFETCH)
+            sabnzbd.NzbQueue.get_articles(self, sabnzbd.Downloader.servers, _ARTICLE_PREFETCH)
            if self.article_queue:
-                article = self.article_queue.pop(0)
+                article = self.article_queue[0] if peek else self.article_queue.popleft()
                # Mark expired articles as tried on this server
-                if self.retention and article.nzf.nzo.avg_stamp < time.time() - self.retention:
+                if not peek and self.retention and article.nzf.nzo.avg_stamp < time.time() - self.retention:
                    sabnzbd.Downloader.decode(article)
                    while self.article_queue:
                        sabnzbd.Downloader.decode(self.article_queue.pop())
@@ -201,9 +204,12 @@ class Server:
        """Reset articles queued for the Server. Locked to prevent
        articles getting stuck in the Server when enabled/disabled"""
        logging.debug("Resetting article queue for %s (%s)", self, self.article_queue)
-        for article in self.article_queue:
-            article.allow_new_fetcher()
-        self.article_queue = []
+        while self.article_queue:
+            try:
+                article = self.article_queue.popleft()
+                article.allow_new_fetcher()
+            except IndexError:
+                pass

    def request_addrinfo(self):
        """Launch async request to resolve server address and select the fastest.
@@ -250,7 +256,7 @@ class Downloader(Thread):
        "shutdown",
        "server_restarts",
        "force_disconnect",
-        "read_fds",
+        "selector",
        "servers",
        "timers",
        "last_max_chunk_size",
@@ -290,7 +296,7 @@ class Downloader(Thread):

        self.force_disconnect: bool = False

-        self.read_fds: dict[int, NewsWrapper] = {}
+        self.selector: selectors.DefaultSelector = selectors.DefaultSelector()

        self.servers: list[Server] = []
        self.timers: dict[str, list[float]] = {}
@@ -361,15 +367,34 @@ class Downloader(Thread):
            self.servers.sort(key=lambda svr: "%02d%s" % (svr.priority, svr.displayname.lower()))

    @synchronized(DOWNLOADER_LOCK)
-    def add_socket(self, fileno: int, nw: NewsWrapper):
-        """Add a socket ready to be used to the list to be watched"""
-        self.read_fds[fileno] = nw
+    def add_socket(self, nw: NewsWrapper):
+        """Add a socket to be watched for read or write availability"""
+        if nw.nntp:
+            try:
+                self.selector.register(nw.nntp.fileno, selectors.EVENT_READ | selectors.EVENT_WRITE, nw)
+                nw.selector_events = selectors.EVENT_READ | selectors.EVENT_WRITE
+            except KeyError:
+                pass
+
+    @synchronized(DOWNLOADER_LOCK)
+    def modify_socket(self, nw: NewsWrapper, events: int):
+        """Modify the events socket are watched for"""
+        if nw.nntp and nw.selector_events != events:
+            try:
+                self.selector.modify(nw.nntp.fileno, events, nw)
+                nw.selector_events = events
+            except KeyError:
+                pass

    @synchronized(DOWNLOADER_LOCK)
    def remove_socket(self, nw: NewsWrapper):
        """Remove a socket to be watched"""
        if nw.nntp:
-            self.read_fds.pop(nw.nntp.fileno, None)
+            try:
+                self.selector.unregister(nw.nntp.fileno)
+                nw.selector_events = 0
+            except KeyError:
+                pass

    @NzbQueueLocker
    def set_paused_state(self, state: bool):
@@ -409,8 +434,9 @@ class Downloader(Thread):

    @NzbQueueLocker
    def resume_from_postproc(self):
-        logging.info("Post-processing finished, resuming download")
-        self.paused_for_postproc = False
+        if self.paused_for_postproc:
+            logging.info("Post-processing finished, resuming download")
+            self.paused_for_postproc = False

    @NzbQueueLocker
    def disconnect(self):
@@ -508,26 +534,30 @@ class Downloader(Thread):

            # Remove all connections to server
            for nw in server.idle_threads | server.busy_threads:
-                self.__reset_nw(nw, "Forcing disconnect", warn=False, wait=False, retry_article=False)
+                self.reset_nw(nw, "Forcing disconnect", warn=False, wait=False, retry_article=False)

            # Make sure server address resolution is refreshed
            server.addrinfo = None

    @staticmethod
-    def decode(article, data_view: Optional[memoryview] = None):
+    def decode(article: "sabnzbd.nzbstuff.Article", response: Optional[sabctools.NNTPResponse] = None):
        """Decode article"""
+        # Need a better way of draining requests
+        if article.nzf.nzo.removed_from_queue:
+            return
+
        # Article was requested and fetched, update article stats for the server
        sabnzbd.BPSMeter.register_server_article_tried(article.fetcher.id)

        # Handle broken articles directly
-        if not data_view:
+        if not response or not response.bytes_decoded and not article.nzf.nzo.precheck:
            if not article.search_new_server():
                article.nzf.nzo.increase_bad_articles_counter("missing_articles")
                sabnzbd.NzbQueue.register_article(article, success=False)
            return

        # Decode and send to article cache
-        sabnzbd.decoder.decode(article, data_view)
+        sabnzbd.decoder.decode(article, response)

    def run(self):
        # Warn if there are servers defined, but none are valid
@@ -547,7 +577,7 @@ class Downloader(Thread):
        for _ in range(cfg.receive_threads()):
            # Started as daemon, so we don't need any shutdown logic in the worker
            # The Downloader code will make sure shutdown is handled gracefully
-            Thread(target=self.process_nw_worker, args=(self.read_fds, process_nw_queue), daemon=True).start()
+            Thread(target=self.process_nw_worker, args=(process_nw_queue,), daemon=True).start()

        # Catch all errors, just in case
        try:
@@ -569,9 +599,9 @@ class Downloader(Thread):
                            if (nw.nntp and nw.nntp.error_msg) or (nw.timeout and now > nw.timeout):
                                if nw.nntp and nw.nntp.error_msg:
                                    # Already showed error
-                                    self.__reset_nw(nw)
+                                    self.reset_nw(nw)
                                else:
-                                    self.__reset_nw(nw, "Timed out", warn=True)
+                                    self.reset_nw(nw, "Timed out", warn=True)
                                server.bad_cons += 1
                                self.maybe_block_server(server)

@@ -611,15 +641,14 @@ class Downloader(Thread):
                                server.request_addrinfo()
                            break

-                        nw.article = server.get_article()
-                        if not nw.article:
+                        if not server.get_article(peek=True):
                            break

                        server.idle_threads.remove(nw)
                        server.busy_threads.add(nw)

                        if nw.connected:
-                            self.__request_article(nw)
+                            self.add_socket(nw)
                        else:
                            try:
                                logging.info("%s@%s: Initiating connection", nw.thrdnum, server.host)
@@ -631,14 +660,14 @@ class Downloader(Thread):
                                    server.host,
                                    sys.exc_info()[1],
                                )
-                                self.__reset_nw(nw, "Failed to initialize", warn=True)
+                                self.reset_nw(nw, "Failed to initialize", warn=True)

                if self.force_disconnect or self.shutdown:
                    for server in self.servers:
                        for nw in server.idle_threads | server.busy_threads:
                            # Send goodbye if we have open socket
                            if nw.nntp:
-                                self.__reset_nw(nw, "Forcing disconnect", wait=False, count_article_try=False)
+                                self.reset_nw(nw, "Forcing disconnect", wait=False, count_article_try=False)
                        # Make sure server address resolution is refreshed
                        server.addrinfo = None
                        server.reset_article_queue()
@@ -662,10 +691,12 @@ class Downloader(Thread):
                    self.last_max_chunk_size = 0

                # Use select to find sockets ready for reading/writing
-                if readkeys := self.read_fds.keys():
-                    read, _, _ = select.select(readkeys, (), (), 1.0)
+                if self.selector.get_map():
+                    if events := self.selector.select(timeout=1.0):
+                        for key, ev in events:
+                            process_nw_queue.put((key.data, ev))
                else:
-                    read = []
+                    events = []
                    BPSMeter.reset()
                    time.sleep(0.1)
                    self.max_chunk_size = _DEFAULT_CHUNK_SIZE
@@ -684,58 +715,65 @@ class Downloader(Thread):
                    next_bpsmeter_update = now + _BPSMETER_UPDATE_DELAY
                    self.check_assembler_levels()

-                if not read:
+                if not events:
                    continue

-                # Submit all readable sockets to be processed and wait for completion
-                process_nw_queue.put_multiple(read)
+                # Wait for socket operation completion
                process_nw_queue.join()

        except Exception:
            logging.error(T("Fatal error in Downloader"), exc_info=True)

-    def process_nw_worker(self, read_fds: dict[int, NewsWrapper], nw_queue: MultiAddQueue):
+    def process_nw_worker(self, nw_queue: MultiAddQueue):
        """Worker for the daemon thread to process results.
        Wrapped in try/except because in case of an exception, logging
        might get lost and the queue.join() would block forever."""
        try:
            logging.debug("Starting Downloader receive thread: %s", current_thread().name)
            while True:
-                # The read_fds is passed by reference, so we can access its items!
-                self.process_nw(read_fds[nw_queue.get()])
+                self.process_nw(*nw_queue.get())
                nw_queue.task_done()
        except Exception:
            # We cannot break out of the Downloader from here, so just pause
            logging.error(T("Fatal error in Downloader"), exc_info=True)
            self.pause()

-    def process_nw(self, nw: NewsWrapper):
+    def process_nw(self, nw: NewsWrapper, event: int):
        """Receive data from a NewsWrapper and handle the response"""
-        try:
-            bytes_received, end_of_line, article_done = nw.recv_chunk()
-        except ssl.SSLWantReadError:
-            return
-        except (ConnectionError, ConnectionAbortedError):
-            # The ConnectionAbortedError is also thrown by sabctools in case of fatal SSL-layer problems
-            self.__reset_nw(nw, "Server closed connection", wait=False)
-            return
-        except BufferError:
-            # The BufferError is thrown when exceeding maximum buffer size
-            # Make sure to discard the article
-            self.__reset_nw(nw, "Maximum data buffer size exceeded", wait=False, retry_article=False)
-            return
+        if event & selectors.EVENT_READ:
+            self.process_nw_read(nw)
+        if event & selectors.EVENT_WRITE:
+            nw.write()
+
+    def process_nw_read(self, nw: NewsWrapper) -> None:
+        bytes_received: int = 0
+        bytes_pending: int = 0
+
+        while True:
+            try:
+                n, bytes_pending = nw.read(nbytes=bytes_pending)
+                bytes_received += n
+            except ssl.SSLWantReadError:
+                return
+            except (ConnectionError, ConnectionAbortedError):
+                # The ConnectionAbortedError is also thrown by sabctools in case of fatal SSL-layer problems
+                self.reset_nw(nw, "Server closed connection", wait=False)
+                return
+            except BufferError:
+                # The BufferError is thrown when exceeding maximum buffer size
+                # Make sure to discard the article
+                self.reset_nw(nw, "Maximum data buffer size exceeded", wait=False, retry_article=False)
+                return
+
+            if not bytes_pending:
+                break

-        article = nw.article
        server = nw.server

        with DOWNLOADER_LOCK:
            sabnzbd.BPSMeter.update(server.id, bytes_received)
            if bytes_received > self.last_max_chunk_size:
                self.last_max_chunk_size = bytes_received
-            # Update statistics only when we fetched a whole article
-            # The side effect is that we don't count things like article-not-available messages
-            if article_done:
-                article.nzf.nzo.update_download_stats(sabnzbd.BPSMeter.bps, server.id, nw.data_position)
            # Check speedlimit
            if (
                self.bandwidth_limit
@@ -746,99 +784,6 @@ class Downloader(Thread):
                    time.sleep(0.01)
                    sabnzbd.BPSMeter.update()

-        # If we are not at the end of a line, more data will follow
-        if not end_of_line:
-            return
-
-        # Response code depends on request command:
-        # 220 = ARTICLE, 222 = BODY
-        if nw.status_code not in (220, 222) and not article_done:
-            if not nw.connected or nw.status_code == 480:
-                if not self.__finish_connect_nw(nw):
-                    return
-                if nw.connected:
-                    logging.info("Connecting %s@%s finished", nw.thrdnum, nw.server.host)
-                    self.__request_article(nw)
-
-            elif nw.status_code == 223:
-                article_done = True
-                logging.debug("Article <%s> is present on %s", article.article, nw.server.host)
-
-            elif nw.status_code in (411, 423, 430, 451):
-                article_done = True
-                logging.debug(
-                    "Thread %s@%s: Article %s missing (error=%s)",
-                    nw.thrdnum,
-                    nw.server.host,
-                    article.article,
-                    nw.status_code,
-                )
-                nw.reset_data_buffer()
-
-            elif nw.status_code == 500:
-                if article.nzf.nzo.precheck:
-                    # Did we try "STAT" already?
-                    if not server.have_stat:
-                        # Hopless server, just discard
-                        logging.info("Server %s does not support STAT or HEAD, precheck not possible", server.host)
-                        article_done = True
-                    else:
-                        # Assume "STAT" command is not supported
-                        server.have_stat = False
-                        logging.debug("Server %s does not support STAT, trying HEAD", server.host)
-                else:
-                    # Assume "BODY" command is not supported
-                    server.have_body = False
-                    logging.debug("Server %s does not support BODY", server.host)
-                nw.reset_data_buffer()
-                self.__request_article(nw)
-
-            else:
-                # Don't warn for (internal) server errors during downloading
-                if nw.status_code not in (400, 502, 503):
-                    logging.warning(
-                        T("%s@%s: Received unknown status code %s for article %s"),
-                        nw.thrdnum,
-                        nw.server.host,
-                        nw.status_code,
-                        article.article,
-                    )
-
-                # Ditch this thread, we don't know what data we got now so the buffer can be bad
-                self.__reset_nw(nw, f"Server error or unknown status code: {nw.status_code}", wait=False)
-                return
-
-        if article_done:
-            # Successful data, clear "bad" counter
-            server.bad_cons = 0
-            server.errormsg = server.warning = ""
-
-            # Decode
-            self.decode(article, nw.data_view[: nw.data_position])
-
-            if sabnzbd.LOG_ALL:
-                logging.debug("Thread %s@%s: %s done", nw.thrdnum, server.host, article.article)
-
-            # Reset connection for new activity
-            nw.soft_reset()
-
-            # Request a new article immediately if possible
-            if (
-                nw.connected
-                and server.active
-                and not server.restart
-                and not (self.paused or self.shutdown or self.paused_for_postproc)
-            ):
-                nw.article = server.get_article()
-                if nw.article:
-                    self.__request_article(nw)
-                    return
-
-            # Make socket available again
-            server.busy_threads.discard(nw)
-            server.idle_threads.add(nw)
-            self.remove_socket(nw)
-
    def check_assembler_levels(self):
        """Check the Assembler queue to see if we need to delay, depending on queue size"""
        if (assembler_level := sabnzbd.Assembler.queue_level()) > SOFT_ASSEMBLER_QUEUE_LIMIT:
@@ -864,13 +809,12 @@ class Downloader(Thread):
                logged_counter += 1

    @synchronized(DOWNLOADER_LOCK)
-    def __finish_connect_nw(self, nw: NewsWrapper) -> bool:
+    def finish_connect_nw(self, nw: NewsWrapper, response: sabctools.NNTPResponse) -> bool:
        server = nw.server
        try:
-            nw.finish_connect(nw.status_code)
+            nw.finish_connect(response.status_code, response.message)
            if sabnzbd.LOG_ALL:
-                logging.debug("%s@%s last message -> %s", nw.thrdnum, server.host, nw.nntp_msg)
-            nw.reset_data_buffer()
+                logging.debug("%s@%s last message -> %d", nw.thrdnum, server.host, response.status_code)
        except NNTPPermanentError as error:
            # Handle login problems
            block = False
@@ -883,7 +827,7 @@ class Downloader(Thread):
                errormsg = T("Too many connections to server %s [%s]") % (server.host, error.msg)
                if server.active:
                    # Don't count this for the tries (max_art_tries) on this server
-                    self.__reset_nw(nw)
+                    self.reset_nw(nw)
                    self.plan_server(server, _PENALTY_TOOMANY)
            elif error.code in (502, 481, 482) and clues_too_many_ip(error.msg):
                # Login from (too many) different IP addresses
@@ -933,7 +877,7 @@ class Downloader(Thread):
                        if penalty and (block or server.optional):
                            self.plan_server(server, penalty)
                # Note that the article is discard for this server if the server is not required
-                self.__reset_nw(nw, retry_article=retry_article)
+                self.reset_nw(nw, retry_article=retry_article)
            return False
        except Exception as err:
            logging.error(
@@ -944,11 +888,11 @@ class Downloader(Thread):
            )
            logging.info("Traceback: ", exc_info=True)
            # No reset-warning needed, above logging is sufficient
-            self.__reset_nw(nw, retry_article=False)
+            self.reset_nw(nw, retry_article=False)
        return True

    @synchronized(DOWNLOADER_LOCK)
-    def __reset_nw(
+    def reset_nw(
        self,
        nw: NewsWrapper,
        reset_msg: Optional[str] = None,
@@ -956,6 +900,7 @@ class Downloader(Thread):
        wait: bool = True,
        count_article_try: bool = True,
        retry_article: bool = True,
+        article: Optional["sabnzbd.nzbstuff.Article"] = None,
    ):
        # Some warnings are errors, and not added as server.warning
        if warn and reset_msg:
@@ -971,20 +916,8 @@ class Downloader(Thread):
        # Make sure it is not in the readable sockets
        self.remove_socket(nw)

-        if nw.article and not nw.article.nzf.nzo.removed_from_queue:
-            # Only some errors should count towards the total tries for each server
-            if count_article_try:
-                nw.article.tries += 1
-
-            # Do we discard, or try again for this server
-            if not retry_article or (not nw.server.required and nw.article.tries > cfg.max_art_tries()):
-                # Too many tries on this server, consider article missing
-                self.decode(nw.article)
-                nw.article.tries = 0
-            else:
-                # Allow all servers again for this article
-                # Do not use the article_queue, as the server could already have been disabled when we get here!
-                nw.article.allow_new_fetcher()
+        # Discard the article request which failed
+        nw.discard(article, count_article_try=count_article_try, retry_article=retry_article)

        # Reset connection object
        nw.hard_reset(wait)
@@ -992,21 +925,6 @@ class Downloader(Thread):
        # Empty SSL info, it might change on next connect
        nw.server.ssl_info = ""

-    def __request_article(self, nw: NewsWrapper):
-        try:
-            if sabnzbd.LOG_ALL:
-                logging.debug("Thread %s@%s: BODY %s", nw.thrdnum, nw.server.host, nw.article.article)
-            nw.body()
-            # Mark as ready to be read
-            self.add_socket(nw.nntp.fileno, nw)
-        except socket.error as err:
-            logging.info("Looks like server closed connection: %s", err)
-            self.__reset_nw(nw, "Server broke off connection", warn=True)
-        except Exception:
-            logging.error(T("Suspect error in downloader"))
-            logging.info("Traceback: ", exc_info=True)
-            self.__reset_nw(nw, "Server broke off connection", warn=True)
-
    # ------------------------------------------------------------------------------
    # Timed restart of servers admin.
    # For each server all planned events are kept in a list.
--- a/sabnzbd/get_addrinfo.py
+++ b/sabnzbd/get_addrinfo.py
@@ -23,7 +23,6 @@ import socket
 import threading
 import time
 import logging
-import functools
 from dataclasses import dataclass
 from more_itertools import roundrobin
 from typing import Union, Optional
--- a/sabnzbd/interface.py
+++ b/sabnzbd/interface.py
@@ -913,6 +913,7 @@ SPECIAL_VALUE_LIST = (
    "ssdp_broadcast_interval",
    "unrar_parameters",
    "outgoing_nntp_ip",
+    "pipelining_requests",
 )
 SPECIAL_LIST_LIST = (
    "rss_odd_titles",
--- a/sabnzbd/misc.py
+++ b/sabnzbd/misc.py
@@ -41,7 +41,7 @@ import math
 import rarfile
 from threading import Thread
 from collections.abc import Iterable
-from typing import Union, Tuple, Any, AnyStr, Optional, Collection
+from typing import Union, Any, AnyStr, Optional, Collection

 import sabnzbd
 import sabnzbd.getipaddress
--- a/sabnzbd/newsunpack.py
+++ b/sabnzbd/newsunpack.py
@@ -29,7 +29,7 @@ import io
 import shutil
 import functools
 import rarfile
-from typing import BinaryIO, Optional, Any, Union, Callable
+from typing import BinaryIO, Optional, Any, Union

 import sabnzbd
 from sabnzbd.encoding import correct_unknown_encoding, ubtou
@@ -64,6 +64,7 @@ from sabnzbd.filesystem import (
    SEVENMULTI_RE,
    is_size,
    get_basename,
+    create_all_dirs,
 )
 from sabnzbd.nzbstuff import NzbObject
 import sabnzbd.cfg as cfg
@@ -626,6 +627,12 @@ def rar_extract(
    rars = []
    passwords = get_all_passwords(nzo)

+    # Sanity check, does the folder exist? Could be removed by aborted Direct Unpack
+    if not os.path.exists(extraction_path):
+        # Similar to prepare_extraction_path
+        extraction_path = create_all_dirs(extraction_path, apply_permissions=True)
+        logging.info("Extraction path (re)created because it was missing: %s", extraction_path)
+
    for password in passwords:
        if password:
            logging.debug('Trying unrar with password "%s"', password)
@@ -649,7 +656,7 @@ def rar_extract_core(
    start = time.time()

    logging.debug("Extraction path: %s", extraction_path)
-    logging.debug("Found rar version: %s", rarfile.is_rarfile(rarfile_path))
+    logging.debug("Found rar version: %s", rarfile.get_rar_version(rarfile_path))

    if password:
        password_command = "-p%s" % password
--- a/sabnzbd/newswrapper.py
+++ b/sabnzbd/newswrapper.py
@@ -21,20 +21,22 @@ sabnzbd.newswrapper

 import errno
 import socket
+import threading
+from collections import deque
+from selectors import EVENT_READ, EVENT_WRITE
 from threading import Thread
 import time
 import logging
 import ssl
-import sabctools
-from typing import Optional, Tuple, Union
+from typing import Optional, Tuple, Union, Callable

+import sabctools
 import sabnzbd
 import sabnzbd.cfg
-from sabnzbd.constants import DEF_NETWORKING_TIMEOUT, NNTP_BUFFER_SIZE, NTTP_MAX_BUFFER_SIZE
-from sabnzbd.encoding import utob, ubtou
+from sabnzbd.constants import DEF_NETWORKING_TIMEOUT, NNTP_BUFFER_SIZE, Status, FORCE_PRIORITY
+from sabnzbd.encoding import utob
 from sabnzbd.get_addrinfo import AddrInfo
 from sabnzbd.decorators import synchronized, DOWNLOADER_LOCK
-from sabnzbd.misc import int_conv

 # Set pre-defined socket timeout
 socket.setdefaulttimeout(DEF_NETWORKING_TIMEOUT)
@@ -57,10 +59,8 @@ class NewsWrapper:
        "thrdnum",
        "blocking",
        "timeout",
-        "article",
-        "data",
-        "data_view",
-        "data_position",
+        "decoder",
+        "send_buffer",
        "nntp",
        "connected",
        "user_sent",
@@ -69,6 +69,11 @@ class NewsWrapper:
        "user_ok",
        "pass_ok",
        "force_login",
+        "next_request",
+        "concurrent_requests",
+        "_response_queue",
+        "selector_events",
+        "lock",
    )

    def __init__(self, server, thrdnum, block=False):
@@ -77,11 +82,9 @@ class NewsWrapper:
        self.blocking: bool = block

        self.timeout: Optional[float] = None
-        self.article: Optional[sabnzbd.nzbstuff.Article] = None

-        self.data: Optional[bytearray] = None
-        self.data_view: Optional[memoryview] = None
-        self.data_position: int = 0
+        self.decoder: Optional[sabctools.Decoder] = None
+        self.send_buffer = b""

        self.nntp: Optional[NNTP] = None

@@ -93,14 +96,22 @@ class NewsWrapper:
        self.force_login: bool = False
        self.group: Optional[str] = None

-    @property
-    def status_code(self) -> Optional[int]:
-        if self.data_position >= 3:
-            return int_conv(self.data[:3])
+        # Command queue and concurrency
+        self.next_request: Optional[tuple[bytes, Optional["sabnzbd.nzbstuff.Article"]]] = None
+        self.concurrent_requests: threading.BoundedSemaphore = threading.BoundedSemaphore(
+            sabnzbd.cfg.pipelining_requests()
+        )
+        self._response_queue: deque[Optional[sabnzbd.nzbstuff.Article]] = deque()
+        self.selector_events = 0
+        self.lock: threading.Lock = threading.Lock()

    @property
-    def nntp_msg(self) -> str:
-        return ubtou(self.data[: self.data_position]).strip()
+    def article(self) -> Optional["sabnzbd.nzbstuff.Article"]:
+        """The article currently being downloaded"""
+        with self.lock:
+            if self._response_queue:
+                return self._response_queue[0]
+            return None

    def init_connect(self):
        """Setup the connection in NNTP object"""
@@ -109,13 +120,15 @@ class NewsWrapper:
            raise socket.error(errno.EADDRNOTAVAIL, T("Invalid server address."))

        # Construct buffer and NNTP object
-        self.data = sabctools.bytearray_malloc(NNTP_BUFFER_SIZE)
-        self.data_view = memoryview(self.data)
-        self.reset_data_buffer()
+        self.decoder = sabctools.Decoder(NNTP_BUFFER_SIZE)
        self.nntp = NNTP(self, self.server.addrinfo)
        self.timeout = time.time() + self.server.timeout

-    def finish_connect(self, code: int):
+        # On connect the first "response" will be 200 Welcome
+        self._response_queue.append(None)
+        self.concurrent_requests.acquire()
+
+    def finish_connect(self, code: int, message: str) -> None:
        """Perform login options"""
        if not (self.server.username or self.server.password or self.force_login):
            self.connected = True
@@ -133,11 +146,10 @@ class NewsWrapper:
            self.pass_ok = False

        if code in (400, 500, 502):
-            raise NNTPPermanentError(self.nntp_msg, code)
+            raise NNTPPermanentError(message, code)
        elif not self.user_sent:
            command = utob("authinfo user %s\r\n" % self.server.username)
-            self.nntp.sock.sendall(command)
-            self.reset_data_buffer()
+            self.queue_command(command)
            self.user_sent = True
        elif not self.user_ok:
            if code == 381:
@@ -151,98 +163,254 @@ class NewsWrapper:

        if self.user_ok and not self.pass_sent:
            command = utob("authinfo pass %s\r\n" % self.server.password)
-            self.nntp.sock.sendall(command)
-            self.reset_data_buffer()
+            self.queue_command(command)
            self.pass_sent = True
        elif self.user_ok and not self.pass_ok:
            if code != 281:
                # Assume that login failed (code 481 or other)
-                raise NNTPPermanentError(self.nntp_msg, code)
+                raise NNTPPermanentError(message, code)
            else:
                self.connected = True

        self.timeout = time.time() + self.server.timeout

-    def body(self):
+    def queue_command(
+        self,
+        command: bytes,
+        article: Optional["sabnzbd.nzbstuff.Article"] = None,
+    ) -> None:
+        """Add a command to the command queue"""
+        self.next_request = command, article
+
+    def body(self, article: "sabnzbd.nzbstuff.Article") -> tuple[bytes, "sabnzbd.nzbstuff.Article"]:
        """Request the body of the article"""
        self.timeout = time.time() + self.server.timeout
-        if self.article.nzf.nzo.precheck:
+        if article.nzf.nzo.precheck:
            if self.server.have_stat:
-                command = utob("STAT <%s>\r\n" % self.article.article)
+                command = utob("STAT <%s>\r\n" % article.article)
            else:
-                command = utob("HEAD <%s>\r\n" % self.article.article)
+                command = utob("HEAD <%s>\r\n" % article.article)
        elif self.server.have_body:
-            command = utob("BODY <%s>\r\n" % self.article.article)
+            command = utob("BODY <%s>\r\n" % article.article)
        else:
-            command = utob("ARTICLE <%s>\r\n" % self.article.article)
-        self.nntp.sock.sendall(command)
-        self.reset_data_buffer()
+            command = utob("ARTICLE <%s>\r\n" % article.article)
+        return command, article

-    def recv_chunk(self) -> tuple[int, bool, bool]:
-        """Receive data, return #bytes, end-of-line, end-of-article"""
-        # Resize the buffer in the extremely unlikely case that it got full
-        if self.data_position == len(self.data):
-            self.nntp.nw.increase_data_buffer()
+    def on_response(self, response: sabctools.NNTPResponse, article: Optional["sabnzbd.nzbstuff.Article"]) -> None:
+        """A response to a NNTP request is received"""
+        self.concurrent_requests.release()
+        sabnzbd.Downloader.modify_socket(self, EVENT_READ | EVENT_WRITE)
+        server = self.server
+        article_done = response.status_code in (220, 222) and article

-        # Receive data into the pre-allocated buffer
-        if self.nntp.nw.server.ssl and not self.nntp.nw.blocking and sabctools.openssl_linked:
+        if article_done:
+            with DOWNLOADER_LOCK:
+                # Update statistics only when we fetched a whole article
+                # The side effect is that we don't count things like article-not-available messages
+                article.nzf.nzo.update_download_stats(sabnzbd.BPSMeter.bps, server.id, response.bytes_read)
+
+        # Response code depends on request command:
+        # 220 = ARTICLE, 222 = BODY
+        if not article_done:
+            if not self.connected or not article or response.status_code in (281, 381, 480, 481, 482):
+                self.discard(article, count_article_try=False)
+                if not sabnzbd.Downloader.finish_connect_nw(self, response):
+                    return
+                if self.connected:
+                    logging.info("Connecting %s@%s finished", self.thrdnum, server.host)
+
+            elif response.status_code == 223:
+                article_done = True
+                logging.debug("Article <%s> is present on %s", article.article, server.host)
+
+            elif response.status_code in (411, 423, 430, 451):
+                article_done = True
+                logging.debug(
+                    "Thread %s@%s: Article %s missing (error=%s)",
+                    self.thrdnum,
+                    server.host,
+                    article.article,
+                    response.status_code,
+                )
+
+            elif response.status_code == 500:
+                if article.nzf.nzo.precheck:
+                    # Did we try "STAT" already?
+                    if not server.have_stat:
+                        # Hopless server, just discard
+                        logging.info("Server %s does not support STAT or HEAD, precheck not possible", server.host)
+                        article_done = True
+                    else:
+                        # Assume "STAT" command is not supported
+                        server.have_stat = False
+                        logging.debug("Server %s does not support STAT, trying HEAD", server.host)
+                else:
+                    # Assume "BODY" command is not supported
+                    server.have_body = False
+                    logging.debug("Server %s does not support BODY", server.host)
+                self.discard(article, count_article_try=False)
+
+            else:
+                # Don't warn for (internal) server errors during downloading
+                if response.status_code not in (400, 502, 503):
+                    logging.warning(
+                        T("%s@%s: Received unknown status code %s for article %s"),
+                        self.thrdnum,
+                        server.host,
+                        response.status_code,
+                        article.article,
+                    )
+
+                # Ditch this thread, we don't know what data we got now so the buffer can be bad
+                sabnzbd.Downloader.reset_nw(
+                    self, f"Server error or unknown status code: {response.status_code}", wait=False, article=article
+                )
+                return
+
+        if article_done:
+            # Successful data, clear "bad" counter
+            server.bad_cons = 0
+            server.errormsg = server.warning = ""
+
+            # Decode
+            sabnzbd.Downloader.decode(article, response)
+
+            if sabnzbd.LOG_ALL:
+                logging.debug("Thread %s@%s: %s done", self.thrdnum, server.host, article.article)
+
+    def read(
+        self,
+        nbytes: int = 0,
+        on_response: Optional[Callable[[int, str], None]] = None,
+    ) -> Tuple[int, Optional[int]]:
+        """Receive data, return #bytes, #pendingbytes
+        :param nbytes: maximum number of bytes to read
+        :param on_response: callback for each complete response received
+        :return: #bytes, #pendingbytes
+        """
+        # Receive data into the decoder pre-allocated buffer
+        if not nbytes and self.nntp.nw.server.ssl and not self.nntp.nw.blocking and sabctools.openssl_linked:
            # Use patched version when downloading
-            bytes_recv = sabctools.unlocked_ssl_recv_into(self.nntp.sock, self.data_view[self.data_position :])
+            bytes_recv = sabctools.unlocked_ssl_recv_into(self.nntp.sock, self.decoder)
        else:
-            bytes_recv = self.nntp.sock.recv_into(self.data_view[self.data_position :])
+            bytes_recv = self.nntp.sock.recv_into(self.decoder, nbytes=nbytes)

        # No data received
        if bytes_recv == 0:
            raise ConnectionError("Server closed connection")

-        # Success, move timeout and internal data position
+        # Success, move timeout
        self.timeout = time.time() + self.server.timeout
-        self.data_position += bytes_recv
+
+        self.decoder.process(bytes_recv)
+        for response in self.decoder:
+            with self.lock:
+                article = self._response_queue.popleft()
+            if on_response:
+                on_response(response.status_code, response.message)
+            self.on_response(response, article)

        # The SSL-layer might still contain data even though the socket does not. Another Downloader-loop would
        # not identify this socket anymore as it is not returned by select(). So, we have to forcefully trigger
        # another recv_chunk so the buffer is increased and the data from the SSL-layer is read. See #2752.
-        if self.nntp.nw.server.ssl and self.data_position == len(self.data) and self.nntp.sock.pending() > 0:
-            # We do not perform error-handling, as we know there is data available to read
-            additional_bytes_recv, additional_end_of_line, additional_end_of_article = self.recv_chunk()
-            return bytes_recv + additional_bytes_recv, additional_end_of_line, additional_end_of_article
+        if self.server.ssl and self.nntp and (pending := self.nntp.sock.pending()):
+            return bytes_recv, pending
+        return bytes_recv, None

-        # Check for end of line
-        # Using the data directly seems faster than the memoryview
-        if self.data[self.data_position - 2 : self.data_position] == b"\r\n":
-            # Official end-of-article is "\r\n.\r\n"
-            if self.data[self.data_position - 5 : self.data_position] == b"\r\n.\r\n":
-                return bytes_recv, True, True
-            return bytes_recv, True, False
+    def write(self):
+        """Send data to server"""
+        server = self.server

-        # Still in middle of data, so continue!
-        return bytes_recv, False, False
+        try:
+            # First, try to flush any remaining data
+            if self.send_buffer:
+                sent = self.nntp.sock.send(self.send_buffer)
+                self.send_buffer = self.send_buffer[sent:]
+                if self.send_buffer:
+                    # Still unsent data, wait for next EVENT_WRITE
+                    return

-    def soft_reset(self):
-        """Reset for the next article"""
-        self.timeout = None
-        self.article = None
-        self.reset_data_buffer()
+            if self.connected:
+                if (
+                    server.active
+                    and not server.restart
+                    and not (
+                        sabnzbd.Downloader.paused
+                        or sabnzbd.Downloader.shutdown
+                        or sabnzbd.Downloader.paused_for_postproc
+                    )
+                ):
+                    # Prepare the next request
+                    if not self.next_request and (article := server.get_article()):
+                        self.next_request = self.body(article)
+                elif self.next_request and self.next_request[1]:
+                    # Discard the next request
+                    self.discard(self.next_request[1], count_article_try=False, retry_article=True)
+                    self.next_request = None

-    def reset_data_buffer(self):
-        """Reset the data position"""
-        self.data_position = 0
+            # If no pending buffer, try to send new command
+            if not self.send_buffer and self.next_request:
+                if self.concurrent_requests.acquire(blocking=False):
+                    command, article = self.next_request
+                    self.next_request = None
+                    if article:
+                        nzo = article.nzf.nzo
+                        if nzo.removed_from_queue or nzo.status is Status.PAUSED and nzo.priority is not FORCE_PRIORITY:
+                            self.discard(article, count_article_try=False, retry_article=True)
+                            self.concurrent_requests.release()
+                            return
+                    self._response_queue.append(article)
+                    if sabnzbd.LOG_ALL:
+                        logging.debug("Thread %s@%s: %s", self.thrdnum, server.host, command)
+                    try:
+                        sent = self.nntp.sock.send(command)
+                        if sent < len(command):
+                            # Partial send, store remainder
+                            self.send_buffer = command[sent:]
+                    except (BlockingIOError, ssl.SSLWantWriteError):
+                        # Can't send now, store full command
+                        self.send_buffer = command
+                else:
+                    # Concurrency limit reached
+                    sabnzbd.Downloader.modify_socket(self, EVENT_READ)
+            else:
+                # Is it safe to shut down this socket?
+                if (
+                    not self.send_buffer
+                    and not self.next_request
+                    and not self._response_queue
+                    and (not server.active or server.restart or time.time() > self.timeout)
+                ):
+                    # Make socket available again
+                    server.busy_threads.discard(self)
+                    server.idle_threads.add(self)
+                    sabnzbd.Downloader.remove_socket(self)

-    def increase_data_buffer(self):
-        """Resize the buffer in the extremely unlikely case that it overflows"""
-        # Sanity check before we go any further
-        if len(self.data) > NTTP_MAX_BUFFER_SIZE:
-            raise BufferError("Maximum data buffer size exceeded")
-
-        # Input needs to be integer, floats don't work
-        new_buffer = sabctools.bytearray_malloc(len(self.data) + NNTP_BUFFER_SIZE // 2)
-        new_buffer[: len(self.data)] = self.data
-        logging.info("Increased buffer from %d to %d for %s", len(self.data), len(new_buffer), str(self))
-        self.data = new_buffer
-        self.data_view = memoryview(self.data)
+        except (BlockingIOError, ssl.SSLWantWriteError):
+            # Socket not currently writable — just try again later
+            return
+        except socket.error as err:
+            logging.info("Looks like server closed connection: %s", err)
+            sabnzbd.Downloader.reset_nw(self, "Server broke off connection", warn=True)
+        except Exception:
+            logging.error(T("Suspect error in downloader"))
+            logging.info("Traceback: ", exc_info=True)
+            sabnzbd.Downloader.reset_nw(self, "Server broke off connection", warn=True)

    def hard_reset(self, wait: bool = True):
        """Destroy and restart"""
+        with self.lock:
+            # Drain unsent requests
+            if self.next_request:
+                _, article = self.next_request
+                if article:
+                    self.discard(article, count_article_try=False, retry_article=True)
+                self.next_request = None
+            # Drain responses
+            while self._response_queue:
+                if article := self._response_queue.popleft():
+                    self.discard(article, count_article_try=False, retry_article=True)
+
        if self.nntp:
            self.nntp.close(send_quit=self.connected)
            self.nntp = None
@@ -258,6 +426,28 @@ class NewsWrapper:
            # Reset for internal reasons, just wait 5 sec
            self.timeout = time.time() + 5

+    def discard(
+        self,
+        article: Optional["sabnzbd.nzbstuff.Article"],
+        count_article_try: bool = True,
+        retry_article: bool = True,
+    ) -> None:
+        """Discard an article back to the queue"""
+        if article and not article.nzf.nzo.removed_from_queue:
+            # Only some errors should count towards the total tries for each server
+            if count_article_try:
+                article.tries += 1
+
+            # Do we discard, or try again for this server
+            if not retry_article or (not self.server.required and article.tries > sabnzbd.cfg.max_art_tries()):
+                # Too many tries on this server, consider article missing
+                sabnzbd.Downloader.decode(article)
+                article.tries = 0
+            else:
+                # Allow all servers again for this article
+                # Do not use the article_queue, as the server could already have been disabled when we get here!
+                article.allow_new_fetcher()
+
    def __repr__(self):
        return "<NewsWrapper: server=%s:%s, thread=%s, connected=%s>" % (
            self.server.host,
@@ -379,7 +569,7 @@ class NNTP:
                # Locked, so it can't interleave with any of the Downloader "__nw" actions
                with DOWNLOADER_LOCK:
                    if not self.closed:
-                        sabnzbd.Downloader.add_socket(self.fileno, self.nw)
+                        sabnzbd.Downloader.add_socket(self.nw)
        except OSError as e:
            self.error(e)

--- a/sabnzbd/nzbqueue.py
+++ b/sabnzbd/nzbqueue.py
@@ -692,7 +692,7 @@ class NzbQueue:
                return False
        return False

-    def get_articles(self, server: Server, servers: list[Server], fetch_limit: int) -> list[Article]:
+    def get_articles(self, server: Server, servers: list[Server], fetch_limit: int) -> None:
        """Get next article for jobs in the queue
        Not locked for performance, since it only reads the queue
        """
@@ -705,12 +705,12 @@ class NzbQueue:
                and not nzo.propagation_delay_left
            ) or nzo.priority == FORCE_PRIORITY:
                if not nzo.server_in_try_list(server):
-                    if articles := nzo.get_articles(server, servers, fetch_limit):
-                        return articles
+                    nzo.get_articles(server, servers, fetch_limit)
+                    if server.article_queue:
+                        break
                # Stop after first job that wasn't paused/propagating/etc
                if self.__top_only:
-                    return []
-        return []
+                    break

    def register_article(self, article: Article, success: bool = True):
        """Register the articles we tried
@@ -893,11 +893,14 @@ class NzbQueue:

                    if nzf.all_servers_in_try_list(active_servers):
                        # Check for articles where all active servers have already been tried
-                        for article in nzf.articles[:]:
-                            if article.all_servers_in_try_list(active_servers):
-                                logging.debug("Removing article %s with bad trylist in file %s", article, nzf.filename)
-                                nzo.increase_bad_articles_counter("missing_articles")
-                                sabnzbd.NzbQueue.register_article(article, success=False)
+                        with nzf:
+                            for article in nzf.articles:
+                                if article.all_servers_in_try_list(active_servers):
+                                    logging.debug(
+                                        "Removing article %s with bad trylist in file %s", article, nzf.filename
+                                    )
+                                    nzo.increase_bad_articles_counter("missing_articles")
+                                    sabnzbd.NzbQueue.register_article(article, success=False)

                        logging.info("Resetting bad trylist for file %s in job %s", nzf.filename, nzo.final_name)
                        nzf.reset_try_list()
--- a/sabnzbd/nzbstuff.py
+++ b/sabnzbd/nzbstuff.py
@@ -26,7 +26,7 @@ import datetime
 import threading
 import functools
 import difflib
-from typing import Any, Optional, Union, BinaryIO
+from typing import Any, Optional, Union, BinaryIO, Deque

 # SABnzbd modules
 import sabnzbd
@@ -328,11 +328,12 @@ class NzbFile(TryList):
    """Representation of one file consisting of multiple articles"""

    # Pre-define attributes to save memory
-    __slots__ = NzbFileSaver
+    __slots__ = NzbFileSaver + ("lock",)

    def __init__(self, date, subject, raw_article_db, file_bytes, nzo):
        """Setup object"""
        super().__init__()
+        self.lock = threading.RLock()

        self.date: datetime.datetime = date
        self.type: Optional[str] = None
@@ -347,7 +348,7 @@ class NzbFile(TryList):
        self.setname: Optional[str] = None

        # Articles are removed from "articles" after being fetched
-        self.articles: list[Article] = []
+        self.articles: dict[Article, Article] = {}
        self.decodetable: list[Article] = []

        self.bytes: int = file_bytes
@@ -402,17 +403,18 @@ class NzbFile(TryList):
    def add_article(self, article_info):
        """Add article to object database and return article object"""
        article = Article(article_info[0], article_info[1], self)
-        self.articles.append(article)
-        self.decodetable.append(article)
+        with self.lock:
+            self.articles[article] = article
+            self.decodetable.append(article)
        return article

    def remove_article(self, article: Article, success: bool) -> int:
        """Handle completed article, possibly end of file"""
-        if article in self.articles:
-            self.articles.remove(article)
-            if success:
-                self.bytes_left -= article.bytes
-        return len(self.articles)
+        with self.lock:
+            if self.articles.pop(article, None) is not None:
+                if success:
+                    self.bytes_left -= article.bytes
+            return len(self.articles)

    def set_par2(self, setname, vol, blocks):
        """Designate this file as a par2 file"""
@@ -427,29 +429,45 @@ class NzbFile(TryList):
        else:
            self.crc32 = sabctools.crc32_combine(self.crc32, crc32, length)

-    def get_articles(self, server: Server, servers: list[Server], fetch_limit: int) -> list[Article]:
+    def get_articles(self, server: Server, servers: list[Server], fetch_limit: int):
        """Get next articles to be downloaded"""
-        articles = []
-        for article in self.articles:
-            if article := article.get_article(server, servers):
-                articles.append(article)
-                if len(articles) >= fetch_limit:
-                    return articles
+        articles = server.article_queue
+        with self.lock:
+            for article in self.articles:
+                if article := article.get_article(server, servers):
+                    articles.append(article)
+                    if len(articles) >= fetch_limit:
+                        return
        self.add_to_try_list(server)
-        return articles

    @synchronized(TRYLIST_LOCK)
    def reset_all_try_lists(self):
        """Reset all try lists. Locked so reset is performed
        for all items at the same time without chance of another
        thread changing any of the items while we are resetting"""
-        for art in self.articles:
-            art.reset_try_list()
+        with self.lock:
+            for art in self.articles:
+                art.reset_try_list()
        self.reset_try_list()

+    def first_article_processed(self) -> bool:
+        """Check if the first article has been processed.
+        This ensures we have attempted to extract md5of16k and filename information
+        before creating the filepath.
+        """
+        # The first article of decodetable is always the lowest
+        first_article = self.decodetable[0]
+        # If it's still in nzo.first_articles, it hasn't been processed yet
+        return first_article not in self.nzo.first_articles
+
    def prepare_filepath(self):
        """Do all checks before making the final path"""
        if not self.filepath:
+            # Wait for the first article to be processed so we can get md5of16k
+            # and proper filename before creating the filepath
+            if not self.first_article_processed():
+                return None
+
            self.nzo.verify_nzf_filename(self)
            filename = sanitize_filename(self.filename)
            self.filepath = get_unique_filename(os.path.join(self.nzo.download_path, filename))
@@ -459,7 +477,10 @@ class NzbFile(TryList):
    @property
    def completed(self):
        """Is this file completed?"""
-        return self.import_finished and not bool(self.articles)
+        if not self.import_finished:
+            return False
+        with self.lock:
+            return not self.articles

    def remove_admin(self):
        """Remove article database from disk (sabnzbd_nzf_<id>)"""
@@ -469,6 +490,12 @@ class NzbFile(TryList):
        except Exception:
            pass

+    def __enter__(self):
+        self.lock.acquire()
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        self.lock.release()
+
    def __getstate__(self):
        """Save to pickle file, selecting attributes"""
        dict_ = {}
@@ -486,6 +513,10 @@ class NzbFile(TryList):
                # Handle new attributes
                setattr(self, item, None)
        super().__setstate__(dict_.get("try_list", []))
+        self.lock = threading.RLock()
+        if isinstance(self.articles, list):
+            # Converted from list to dict
+            self.articles = {x: x for x in self.articles}

    def __eq__(self, other: "NzbFile"):
        """Assume it's the same file if the number bytes and first article
@@ -1625,8 +1656,9 @@ class NzbObject(TryList):
        self.nzo_info[bad_article_type] += 1
        self.bad_articles += 1

-    def get_articles(self, server: Server, servers: list[Server], fetch_limit: int) -> list[Article]:
-        articles = []
+    def get_articles(self, server: Server, servers: list[Server], fetch_limit: int):
+        """Assign articles server up to the fetch_limit"""
+        articles: Deque[Article] = server.article_queue
        nzf_remove_list = []

        # Did we go through all first-articles?
@@ -1661,7 +1693,8 @@ class NzbObject(TryList):
                            else:
                                break

-                        if articles := nzf.get_articles(server, servers, fetch_limit):
+                        nzf.get_articles(server, servers, fetch_limit)
+                        if articles:
                            break

        # Remove all files for which admin could not be read
@@ -1676,7 +1709,6 @@ class NzbObject(TryList):
        if not articles:
            # No articles for this server, block for next time
            self.add_to_try_list(server)
-        return articles

    @synchronized(NZO_LOCK)
    def move_top_bulk(self, nzf_ids: list[str]):
--- a/sabnzbd/par2file.py
+++ b/sabnzbd/par2file.py
@@ -29,7 +29,7 @@ from typing import Optional

 from sabnzbd.constants import MEBI
 from sabnzbd.encoding import correct_unknown_encoding
-from sabnzbd.filesystem import get_basename, get_ext
+from sabnzbd.filesystem import get_basename

 PROBABLY_PAR2_RE = re.compile(r"(.*)\.vol(\d*)[+\-](\d*)\.par2", re.I)
 SCAN_LIMIT = 10 * MEBI
--- a/sabnzbd/postproc.py
+++ b/sabnzbd/postproc.py
@@ -39,7 +39,7 @@ from sabnzbd.newsunpack import (
    rar_sort,
    is_sfv_file,
 )
-from threading import Thread
+from threading import Thread, Event
 from sabnzbd.misc import (
    on_cleanup_list,
    is_sample,
@@ -116,6 +116,9 @@ class PostProcessor(Thread):
        # Regular queue for jobs that might need more attention
        self.slow_queue: queue.Queue[Optional[NzbObject]] = queue.Queue()

+        # Event to signal when work is available or state changes
+        self.work_available = Event()
+
        # Load all old jobs
        for nzo in self.history_queue:
            self.process(nzo)
@@ -180,6 +183,9 @@ class PostProcessor(Thread):
        self.save()
        history_updated()

+        # Signal that work is available
+        self.work_available.set()
+
    def remove(self, nzo: NzbObject):
        """Remove given nzo from the queue"""
        try:
@@ -192,8 +198,20 @@ class PostProcessor(Thread):
    def stop(self):
        """Stop thread after finishing running job"""
        self.__stop = True
-        self.slow_queue.put(None)
-        self.fast_queue.put(None)
+        # Wake up the processor thread to check stop flag
+        self.work_available.set()
+
+    def pause(self):
+        """Pause post-processing"""
+        self.paused = True
+        logging.info("Pausing post-processing")
+
+    def resume(self):
+        """Resume post-processing"""
+        self.paused = False
+        logging.info("Resuming post-processing")
+        # Wake up the processor thread
+        self.work_available.set()

    def cancel_pp(self, nzo_ids: list[str]) -> Optional[bool]:
        """Abort Direct Unpack and change the status, so that the PP is canceled"""
@@ -265,27 +283,40 @@ class PostProcessor(Thread):
        while not self.__stop:
            self.__busy = False

-            if self.paused:
-                time.sleep(5)
-                continue
-
            # Set NzbObject object to None so references from this thread do not keep the
            # object alive until the next job is added to post-processing (see #1628)
            nzo = None

+            # Wait for work to be available (no timeout!)
+            self.work_available.wait()
+
+            # Check if we should stop
+            if self.__stop:
+                break
+
+            # If paused, clear event and wait for resume
+            if self.paused:
+                self.work_available.clear()
+                continue
+
+            # If queues are empty (spurious wake or race condition), clear and loop back
+            if self.slow_queue.empty() and self.fast_queue.empty():
+                self.work_available.clear()
+                continue
+
            # Something in the fast queue?
            try:
-                # Every few fast-jobs we should check allow a
+                # Every few fast-jobs we should allow a
                # slow job so that they don't wait forever
                if self.__fast_job_count >= MAX_FAST_JOB_COUNT and self.slow_queue.qsize():
                    raise queue.Empty

-                nzo = self.fast_queue.get(timeout=2)
+                nzo = self.fast_queue.get_nowait()
                self.__fast_job_count += 1
            except queue.Empty:
                # Try the slow queue
                try:
-                    nzo = self.slow_queue.get(timeout=2)
+                    nzo = self.slow_queue.get_nowait()
                    # Reset fast-counter
                    self.__fast_job_count = 0
                except queue.Empty:
@@ -296,10 +327,6 @@ class PostProcessor(Thread):
                    # No fast or slow jobs, better luck next loop!
                    continue

-            # Stop job
-            if not nzo:
-                continue
-
            # Job was already deleted.
            if not nzo.work_name:
                check_eoq = True
@@ -328,7 +355,7 @@ class PostProcessor(Thread):
            self.external_process = None
            check_eoq = True

-            # Allow download to proceed
+            # Allow download to proceed if it was paused for post-processing
            sabnzbd.Downloader.resume_from_postproc()


@@ -392,14 +419,13 @@ def process_job(nzo: NzbObject) -> bool:
                par_error = True
                unpack_error = 1

-        script = nzo.script
        logging.info(
            "Starting Post-Processing on %s => Repair:%s, Unpack:%s, Delete:%s, Script:%s, Cat:%s",
            filename,
            flag_repair,
            flag_unpack,
            nzo.delete,
-            script,
+            nzo.script,
            nzo.cat,
        )

@@ -492,10 +518,10 @@ def process_job(nzo: NzbObject) -> bool:

                # Check if this is an NZB-only download, if so redirect to queue
                # except when PP was Download-only
+                nzb_list = None
                if flag_repair:
-                    nzb_list = nzb_redirect(tmp_workdir_complete, nzo.final_name, nzo.pp, script, nzo.cat, nzo.priority)
-                else:
-                    nzb_list = None
+                    nzb_list = process_nzb_only_download(tmp_workdir_complete, nzo)
+
                if nzb_list:
                    nzo.set_unpack_info("Download", T("Sent %s to queue") % nzb_list)
                    cleanup_empty_directories(tmp_workdir_complete)
@@ -503,9 +529,10 @@ def process_job(nzo: NzbObject) -> bool:
                    # Full cleanup including nzb's
                    cleanup_list(tmp_workdir_complete, skip_nzb=False)

-        script_ret = 0
-        script_error = False
+        # No further processing for NZB-only downloads
        if not nzb_list:
+            script_ret = 0
+            script_error = False
            # Give destination its final name
            if cfg.folder_rename() and tmp_workdir_complete and not one_folder:
                if not all_ok:
@@ -557,11 +584,11 @@ def process_job(nzo: NzbObject) -> bool:
                    deobfuscate.deobfuscate_subtitles(nzo, newfiles)

                # Run the user script
-                if script_path := make_script_path(script):
+                if script_path := make_script_path(nzo.script):
                    # Set the current nzo status to "Ext Script...". Used in History
                    nzo.status = Status.RUNNING
-                    nzo.set_action_line(T("Running script"), script)
-                    nzo.set_unpack_info("Script", T("Running user script %s") % script, unique=True)
+                    nzo.set_action_line(T("Running script"), nzo.script)
+                    nzo.set_unpack_info("Script", T("Running user script %s") % nzo.script, unique=True)
                    script_log, script_ret = external_processing(
                        script_path, nzo, clip_path(workdir_complete), nzo.final_name, job_result
                    )
@@ -574,7 +601,7 @@ def process_job(nzo: NzbObject) -> bool:
                        else:
                            script_line = T("Script exit code is %s") % script_ret
                    elif not script_line:
-                        script_line = T("Ran %s") % script
+                        script_line = T("Ran %s") % nzo.script
                    nzo.set_unpack_info("Script", script_line, unique=True)

                    # Maybe bad script result should fail job
@@ -583,29 +610,29 @@ def process_job(nzo: NzbObject) -> bool:
                        all_ok = False
                        nzo.fail_msg = script_line

-        # Email the results
-        if not nzb_list and cfg.email_endjob():
-            if cfg.email_endjob() == 1 or (cfg.email_endjob() == 2 and (unpack_error or par_error or script_error)):
-                emailer.endjob(
-                    nzo.final_name,
-                    nzo.cat,
-                    all_ok,
-                    workdir_complete,
-                    nzo.bytes_downloaded,
-                    nzo.fail_msg,
-                    nzo.unpack_info,
-                    script,
-                    script_log,
-                    script_ret,
-                )
+            # Email the results
+            if cfg.email_endjob():
+                if cfg.email_endjob() == 1 or (cfg.email_endjob() == 2 and (unpack_error or par_error or script_error)):
+                    emailer.endjob(
+                        nzo.final_name,
+                        nzo.cat,
+                        all_ok,
+                        workdir_complete,
+                        nzo.bytes_downloaded,
+                        nzo.fail_msg,
+                        nzo.unpack_info,
+                        nzo.script,
+                        script_log,
+                        script_ret,
+                    )

-        if script_log and len(script_log.rstrip().split("\n")) > 1:
-            # Can do this only now, otherwise it would show up in the email
-            nzo.set_unpack_info(
-                "Script",
-                '%s <a href="./scriptlog?name=%s">(%s)</a>' % (script_line, nzo.nzo_id, T("More")),
-                unique=True,
-            )
+            if script_log and len(script_log.rstrip().split("\n")) > 1:
+                # Can do this only now, otherwise it would show up in the email
+                nzo.set_unpack_info(
+                    "Script",
+                    '%s <a href="./scriptlog?name=%s">(%s)</a>' % (script_line, nzo.nzo_id, T("More")),
+                    unique=True,
+                )

        # Cleanup again, including NZB files
        if all_ok and os.path.isdir(workdir_complete):
@@ -1132,34 +1159,36 @@ def prefix(path: str, pre: str) -> str:
    return os.path.join(p, pre + d)


-def nzb_redirect(wdir, nzbname, pp, script, cat, priority):
+def process_nzb_only_download(workdir: str, nzo: NzbObject) -> Optional[list[str]]:
    """Check if this job contains only NZB files,
    if so send to queue and remove if on clean-up list
    Returns list of processed NZB's
    """
-    files = listdir_full(wdir)
+    if files := listdir_full(workdir):
+        for nzb_file in files:
+            if get_ext(nzb_file) != ".nzb":
+                return None

-    for nzb_file in files:
-        if get_ext(nzb_file) != ".nzb":
-            return None
+        # Process all NZB files
+        new_nzbname = nzo.final_name
+        for nzb_file in files:
+            # Determine name based on number of files
+            nzb_filename = get_filename(nzb_file)
+            if len(files) > 1:
+                new_nzbname = f"{nzo.final_name} - {nzb_filename}"

-    # For multiple NZBs, cannot use the current job name
-    if len(files) != 1:
-        nzbname = None
-
-    # Process all NZB files
-    for nzb_file in files:
-        process_single_nzb(
-            get_filename(nzb_file),
-            nzb_file,
-            pp=pp,
-            script=script,
-            cat=cat,
-            priority=priority,
-            dup_check=False,
-            nzbname=nzbname,
-        )
-    return files
+            process_single_nzb(
+                nzb_filename,
+                nzb_file,
+                pp=nzo.pp,
+                script=nzo.script,
+                cat=nzo.cat,
+                url=nzo.url,
+                priority=nzo.priority,
+                nzbname=new_nzbname,
+                dup_check=False,
+            )
+        return files


 def one_file_or_folder(folder: str) -> str:
--- a/sabnzbd/scheduler.py
+++ b/sabnzbd/scheduler.py
@@ -337,7 +337,11 @@ class Scheduler:
                sabnzbd.downloader.unpause_all()
            sabnzbd.Downloader.set_paused_state(paused or paused_all)

-        sabnzbd.PostProcessor.paused = pause_post
+        # Handle pause_post state with proper notification
+        if pause_post and not sabnzbd.PostProcessor.paused:
+            sabnzbd.PostProcessor.pause()
+        elif not pause_post and sabnzbd.PostProcessor.paused:
+            sabnzbd.PostProcessor.resume()
        if speedlimit is not None:
            sabnzbd.Downloader.limit_speed(speedlimit)

@@ -506,11 +510,11 @@ def sort_schedules(all_events, now=None):


 def pp_pause():
-    sabnzbd.PostProcessor.paused = True
+    sabnzbd.PostProcessor.pause()


 def pp_resume():
-    sabnzbd.PostProcessor.paused = False
+    sabnzbd.PostProcessor.resume()


 def enable_server(server):
--- a/sabnzbd/skintext.py
+++ b/sabnzbd/skintext.py
@@ -442,7 +442,7 @@ SKIN_TEXT = {
        "Select a mode and list all (un)wanted extensions. For example: <b>exe</b> or <b>exe, com</b>"
    ),
    "opt-sfv_check": TT("Enable SFV-based checks"),
-    "explain-sfv_check": TT("Do an extra verification based on SFV files."),
+    "explain-sfv_check": TT("If no par2 files are available, use sfv files (if present) to verify files"),
    "opt-script_can_fail": TT("User script can flag job as failed"),
    "explain-script_can_fail": TT(
        "When the user script returns a non-zero exit code, the job will be flagged as failed."
--- a/sabnzbd/utils/rarvolinfo.py
+++ b/sabnzbd/utils/rarvolinfo.py
@@ -19,9 +19,7 @@
 """
 sabnzbd.utils.rarvolinfo - Find out volume number and/or original extension of a rar file. Useful with obfuscated files
 """
-import logging
 import os
-
 import rarfile


--- a/sabnzbd/version.py
+++ b/sabnzbd/version.py
@@ -6,5 +6,5 @@
 # You MUST use double quotes (so " and not ')
 # Do not forget to update the appdata file for every major release!

-__version__ = "4.6.0Alpha1"
+__version__ = "4.6.0Alpha2"
 __baseline__ = "unknown"
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -27,7 +27,6 @@ from selenium import webdriver
 from selenium.webdriver.chrome.options import Options as ChromeOptions
 from warnings import warn

-from sabnzbd.constants import DEF_INI_FILE
 from tests.testhelper import *


--- a/tests/sabnews.py
+++ b/tests/sabnews.py
@@ -45,32 +45,38 @@ ARTICLE_INFO = re.compile(
 YENC_ESCAPE = [0x00, 0x0A, 0x0D, ord("="), ord(".")]


-class NewsServerProtocol(asyncio.Protocol):
-    def __init__(self):
-        self.transport = None
-        self.connected = False
-        self.in_article = False
-        super().__init__()
+class NewsServerSession:
+    def __init__(self, reader: asyncio.StreamReader, writer: asyncio.StreamWriter):
+        self.reader = reader
+        self.writer = writer

-    def connection_made(self, transport):
-        logging.info("Connection from %s", transport.get_extra_info("peername"))
-        self.transport = transport
-        self.connected = True
-        self.transport.write(b"200 Welcome (SABNews)\r\n")
+    async def run(self):
+        self.writer.write(b"200 Welcome (SABNews)\r\n")
+        await self.writer.drain()

-    def data_received(self, message):
-        logging.debug("Data received: %s", message.strip())
+        try:
+            while not self.reader.at_eof():
+                message = await self.reader.readuntil(b"\r\n")
+                logging.debug("Data received: %s", message.strip())
+                await self.handle_command(message)
+        except (ConnectionResetError, asyncio.IncompleteReadError):
+            logging.debug("Client closed connection")

-        # Handle basic commands
+    async def handle_command(self, message: bytes):
+        """Handle basic NNTP commands, \r\n is already stripped."""
        if message.startswith(b"QUIT"):
-            self.close_connection()
-        elif message.startswith((b"ARTICLE", b"BODY")):
+            await self.close_connection()
+            return
+
+        if message.startswith((b"ARTICLE", b"BODY")):
            parsed_message = ARTICLE_INFO.search(message)
-            self.serve_article(parsed_message)
+            await self.serve_article(parsed_message)
+            return

-        # self.transport.write(data)
+        self.writer.write(b"500 Unknown command\r\n")
+        await self.writer.drain()

-    def serve_article(self, parsed_message):
+    async def serve_article(self, parsed_message):
        # Check if we parsed everything
        try:
            message_id = parsed_message.group("message_id")
@@ -81,34 +87,37 @@ class NewsServerProtocol(asyncio.Protocol):
            size = int(parsed_message.group("size"))
        except (AttributeError, ValueError):
            logging.warning("Can't parse article information")
-            self.transport.write(b"430 No Such Article Found (bad message-id)\r\n")
+            self.writer.write(b"430 No Such Article Found (bad message-id)\r\n")
+            await self.writer.drain()
            return

        # Check if file exists
        if not os.path.exists(file):
            logging.warning("File not found: %s", file)
-            self.transport.write(b"430 No Such Article Found (no file on disk)\r\n")
+            self.writer.write(b"430 No Such Article Found (no file on disk)\r\n")
+            await self.writer.drain()
            return

        # Check if sizes are valid
        file_size = os.path.getsize(file)
        if start + size > file_size:
            logging.warning("Invalid start/size attributes")
-            self.transport.write(b"430 No Such Article Found (invalid start/size attributes)\r\n")
+            self.writer.write(b"430 No Such Article Found (invalid start/size attributes)\r\n")
+            await self.writer.drain()
            return

        logging.debug("Serving %s" % message_id)

        # File is found, send headers
-        self.transport.write(b"222 0 %s\r\n" % message_id)
-        self.transport.write(b"Message-ID: %s\r\n" % message_id)
-        self.transport.write(b'Subject: "%s"\r\n\r\n' % file_base.encode("utf-8"))
+        self.writer.write(b"222 0 %s\r\n" % message_id)
+        self.writer.write(b"Message-ID: %s\r\n" % message_id)
+        self.writer.write(b'Subject: "%s"\r\n\r\n' % file_base.encode("utf-8"))

        # Write yEnc headers
-        self.transport.write(
+        self.writer.write(
            b"=ybegin part=%d line=128 size=%d name=%s\r\n" % (part, file_size, file_base.encode("utf-8"))
        )
-        self.transport.write(b"=ypart begin=%d end=%d\r\n" % (start + 1, start + size))
+        self.writer.write(b"=ypart begin=%d end=%d\r\n" % (start + 1, start + size))

        with open(file, "rb") as inp_file:
            inp_file.seek(start)
@@ -116,24 +125,31 @@ class NewsServerProtocol(asyncio.Protocol):

        # Encode data
        output_string, crc = sabctools.yenc_encode(inp_buffer)
-        self.transport.write(output_string)
+        self.writer.write(output_string)

        # Write footer
-        self.transport.write(b"\r\n=yend size=%d part=%d pcrc32=%08x\r\n" % (size, part, crc))
-        self.transport.write(b".\r\n")
+        self.writer.write(b"\r\n=yend size=%d part=%d pcrc32=%08x\r\n" % (size, part, crc))
+        self.writer.write(b".\r\n")
+        await self.writer.drain()

-    def close_connection(self):
+    async def close_connection(self):
        logging.debug("Closing connection")
-        self.transport.write(b"205 Connection closing\r\n")
-        self.transport.close()
+        self.writer.write(b"205 Connection closing\r\n")
+        await self.writer.drain()
+        self.writer.close()
+        await self.writer.wait_closed()
+
+
+async def connection_handler(reader: asyncio.StreamReader, writer: asyncio.StreamWriter):
+    session = NewsServerSession(reader, writer)
+    await session.run()


 async def serve_sabnews(hostname, port):
    # Start server
    logging.info("Starting SABNews on %s:%d", hostname, port)

-    loop = asyncio.get_running_loop()
-    server = await loop.create_server(lambda: NewsServerProtocol(), hostname, port)
+    server = await asyncio.start_server(connection_handler, hostname, port)
    async with server:
        await server.serve_forever()

--- a/tests/test_decoder.py
+++ b/tests/test_decoder.py
@@ -21,10 +21,12 @@ tests.test_decoder- Testing functions in decoder.py
 import binascii
 import os
 import pytest
+from io import BytesIO

 from random import randint
 from unittest import mock

+import sabctools
 import sabnzbd.decoder as decoder
 from sabnzbd.nzbstuff import Article

@@ -111,7 +113,7 @@ class TestUuDecoder:
                result.append(END_DATA)

        # Signal the end of the message with a dot on a line of its own
-        data.append(b".")
+        data.append(b".\r\n")

        # Join the data with \r\n line endings, just like we get from socket reads
        data = b"\r\n".join(data)
@@ -120,22 +122,26 @@ class TestUuDecoder:

        return article, bytearray(data), result

-    def test_no_data(self):
-        with pytest.raises(decoder.BadUu):
-            assert decoder.decode_uu(None, None)
+    @staticmethod
+    def _response(raw_data: bytes) -> sabctools.NNTPResponse:
+        dec = sabctools.Decoder(len(raw_data))
+        reader = BytesIO(raw_data)
+        reader.readinto(dec)
+        dec.process(len(raw_data))
+        return next(dec)

    @pytest.mark.parametrize(
        "raw_data",
        [
-            b"",
-            b"\r\n\r\n",
-            b"foobar\r\n",  # Plenty of list items, but (too) few actual lines
-            b"222 0 <artid@woteva>\r\nX-Too-Short: yup\r\n",
+            b"222 0 <foo@bar>\r\n.\r\n",
+            b"222 0 <foo@bar>\r\n\r\n.\r\n",
+            b"222 0 <foo@bar>\r\nfoobar\r\n.\r\n",  # Plenty of list items, but (too) few actual lines
+            b"222 0 <foo@bar>\r\nX-Too-Short: yup\r\n.\r\n",
        ],
    )
    def test_short_data(self, raw_data):
        with pytest.raises(decoder.BadUu):
-            assert decoder.decode_uu(None, bytearray(raw_data))
+            assert decoder.decode_uu(Article("foo@bar", 4321, None), self._response(raw_data))

    @pytest.mark.parametrize(
        "raw_data",
@@ -158,7 +164,8 @@ class TestUuDecoder:
        with pytest.raises(decoder.BadUu):
            raw_data = bytearray(raw_data)
            raw_data.extend(filler)
-            assert decoder.decode_uu(article, raw_data)
+            raw_data.extend(b".\r\n")
+            assert decoder.decode_uu(article, self._response(raw_data))

    @pytest.mark.parametrize("insert_empty_line", [True, False])
    @pytest.mark.parametrize("insert_excess_empty_lines", [True, False])
@@ -194,7 +201,7 @@ class TestUuDecoder:
            insert_dot_stuffing_line,
            begin_line,
        )
-        assert decoder.decode_uu(article, raw_data) == expected_result
+        assert decoder.decode_uu(article, self._response(raw_data)) == expected_result
        assert article.nzf.filename_checked

    @pytest.mark.parametrize("insert_empty_line", [True, False])
@@ -205,7 +212,7 @@ class TestUuDecoder:
        decoded_data = expected_data = b""
        for part in ("begin", "middle", "middle", "end"):
            article, data, result = self._generate_msg_part(part, insert_empty_line, False, False, True)
-            decoded_data += decoder.decode_uu(article, data)
+            decoded_data += decoder.decode_uu(article, self._response(data))
            expected_data += result

        # Verify results
@@ -223,4 +230,6 @@ class TestUuDecoder:
        article.lowest_partnum = False
        filler = b"\r\n".join(VALID_UU_LINES[:4]) + b"\r\n"
        with pytest.raises(decoder.BadData):
-            assert decoder.decode_uu(article, bytearray(b"222 0 <foo@bar>\r\n" + filler + bad_data + b"\r\n"))
+            assert decoder.decode_uu(
+                article, self._response(bytearray(b"222 0 <foo@bar>\r\n" + filler + bad_data + b"\r\n.\r\n"))
+            )
--- a/tests/test_postproc.py
+++ b/tests/test_postproc.py
@@ -257,3 +257,137 @@ class TestPostProc:
                assert tmp_workdir_complete == workdir_complete

        _func()
+
+
+class TestNzbOnlyDownload:
+    @mock.patch("sabnzbd.postproc.process_single_nzb")
+    @mock.patch("sabnzbd.postproc.listdir_full")
+    def test_process_nzb_only_download_single_nzb(self, mock_listdir, mock_process_single_nzb):
+        """Test process_nzb_only_download with a single NZB file"""
+        # Setup mock NZO
+        fake_nzo = mock.Mock()
+        fake_nzo.final_name = "TestDownload"
+        fake_nzo.pp = 3
+        fake_nzo.script = "test_script.py"
+        fake_nzo.cat = "movies"
+        fake_nzo.url = "http://example.com/test.nzb"
+        fake_nzo.priority = 0
+
+        # Mock single NZB file
+        workdir = os.path.join(SAB_CACHE_DIR, "test_workdir")
+        nzb_file = os.path.join(workdir, "test.nzb")
+        mock_listdir.return_value = [nzb_file]
+
+        # Call the function
+        result = postproc.process_nzb_only_download(workdir, fake_nzo)
+
+        # Verify result
+        assert result == [nzb_file]
+
+        # Verify process_single_nzb was called with correct arguments
+        mock_process_single_nzb.assert_called_once_with(
+            "test.nzb",
+            nzb_file,
+            pp=3,
+            script="test_script.py",
+            cat="movies",
+            url="http://example.com/test.nzb",
+            priority=0,
+            nzbname="TestDownload",
+            dup_check=False,
+        )
+
+    @mock.patch("sabnzbd.postproc.process_single_nzb")
+    @mock.patch("sabnzbd.postproc.listdir_full")
+    def test_process_nzb_only_download_multiple_nzbs(self, mock_listdir, mock_process_single_nzb):
+        """Test process_nzb_only_download with multiple NZB files"""
+        # Setup mock NZO
+        fake_nzo = mock.Mock()
+        fake_nzo.final_name = "TestDownload"
+        fake_nzo.pp = 2
+        fake_nzo.script = None
+        fake_nzo.cat = "tv"
+        fake_nzo.url = "http://example.com/test.nzb"
+        fake_nzo.priority = 1
+
+        # Mock multiple NZB files
+        workdir = os.path.join(SAB_CACHE_DIR, "test_workdir")
+        first_nzb = os.path.join(workdir, "first.nzb")
+        second_nzb = os.path.join(workdir, "second.nzb")
+        mock_listdir.return_value = [first_nzb, second_nzb]
+
+        # Call the function
+        result = postproc.process_nzb_only_download(workdir, fake_nzo)
+
+        # Verify result
+        assert result == [first_nzb, second_nzb]
+
+        # Verify process_single_nzb was called twice with correct arguments
+        assert mock_process_single_nzb.call_count == 2
+        mock_process_single_nzb.assert_any_call(
+            "first.nzb",
+            first_nzb,
+            pp=2,
+            script=None,
+            cat="tv",
+            url="http://example.com/test.nzb",
+            priority=1,
+            nzbname="TestDownload - first.nzb",
+            dup_check=False,
+        )
+        mock_process_single_nzb.assert_any_call(
+            "second.nzb",
+            second_nzb,
+            pp=2,
+            script=None,
+            cat="tv",
+            url="http://example.com/test.nzb",
+            priority=1,
+            nzbname="TestDownload - second.nzb",
+            dup_check=False,
+        )
+
+    @mock.patch("sabnzbd.postproc.process_single_nzb")
+    @mock.patch("sabnzbd.postproc.listdir_full")
+    def test_process_nzb_only_download_mixed_files(self, mock_listdir, mock_process_single_nzb):
+        """Test process_nzb_only_download with mixed file types returns None"""
+        # Setup mock NZO
+        fake_nzo = mock.Mock()
+        fake_nzo.final_name = "TestDownload"
+
+        # Mock mixed files (NZB and non-NZB)
+        workdir = os.path.join(SAB_CACHE_DIR, "test_workdir")
+        mock_listdir.return_value = [
+            os.path.join(workdir, "test.nzb"),
+            os.path.join(workdir, "readme.txt"),
+        ]
+
+        # Call the function
+        result = postproc.process_nzb_only_download(workdir, fake_nzo)
+
+        # Verify result is None (not NZB-only)
+        assert result is None
+
+        # Verify process_single_nzb was NOT called
+        mock_process_single_nzb.assert_not_called()
+
+    @mock.patch("sabnzbd.postproc.process_single_nzb")
+    @mock.patch("sabnzbd.postproc.listdir_full")
+    def test_process_nzb_only_download_empty_directory(self, mock_listdir, mock_process_single_nzb):
+        """Test process_nzb_only_download with empty directory returns None"""
+        # Setup mock NZO
+        fake_nzo = mock.Mock()
+        fake_nzo.final_name = "TestDownload"
+
+        # Mock empty directory
+        workdir = os.path.join(SAB_CACHE_DIR, "test_workdir")
+        mock_listdir.return_value = []
+
+        # Call the function
+        result = postproc.process_nzb_only_download(workdir, fake_nzo)
+
+        # Verify result is None (no files)
+        assert result is None
+
+        # Verify process_single_nzb was NOT called
+        mock_process_single_nzb.assert_not_called()
Author	SHA1	Message	Date
Safihre	e182707d3a	Update text files for 4.6.0Alpha2	2025-12-08 22:36:51 +01:00
Safihre	05cbd9d7c4	Correct process_nzb_only_download and add tests	2025-12-08 11:42:22 +01:00
Safihre	6e8683349f	Keep NZB name prefix when processing multiple NZBs Closes #3217	2025-12-08 10:27:16 +01:00
Safihre	adb4816552	Update to Python 3.14.2	2025-12-08 10:27:16 +01:00
renovate[bot]	3914290c11	Update all dependencies (#3219 ) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2025-12-08 01:00:54 +00:00
Safihre	f76bf55b4a	Handle aborted Direct Unpack better Closes #3212	2025-12-05 16:18:17 +01:00
SABnzbd Automation	1cde764336	Update translatable texts [skip ci]	2025-12-05 12:34:16 +00:00
mnightingale	44d94226ec	Pipelining and performance optimisations (#3199 ) * Pipelining and performance optimisations * Refactor to remove handle_remainder and add on_response callback to allow inspecting of nntp messages * Logic fix if there are sockets but nothing to read/write * Fix logic errors for failed article requests * Fix logic for reconfiguring servers * Add guard_restart callback to pipelining_requests * Fix article download stats * Fix current article request shown via api * Removal of DecodingStatus * Fix circular reference * Cleanup imports * Handle reset_nw and hard_reset for inflight requests * Improve __request_article behaviour using discard helper * Article should be None here (before auth) but just in case * Remove command_queue_condition unnecessary with the pull rather than push queue system * During reset discard any data received prior to sending quit request * Circular references again * Revert to using bytearray * Revert "During reset discard any data received prior to sending quit request" This reverts commit `ed522e3e80`. * Simpler interaction with sabctools * Temporarily use the sabctools streaming decoder branch * Fix most uu tests * Reduce maximum pipelining requests * Fix the squiggly line * Remove some LOG_ALL debug code * Make get_articles return consistent (None) - it now populates the server deque * Reduce NNTP_BUFFER_SIZE * Rename PIPELINING_REQUESTS to DEF_PIPELINING_REQUESTS * A little refactoring * Reduce default pipelining until it is dynamic * Use BoundedSemaphore and fix the unacquired release * Use crc from sabctools for uu and make filename logic consistent wit yenc * Use sabctools 9.0.0 * Fix Check Before Download * Move lock to NzbFile * Use sabctools 9.1.0 * Minor change * Fix 430 on check before download * Update sabnews to work reliably with pipelining * Minor tidy up * Why does only Linux complain about this * Leave this as it was * Remove unused import * Compare enum by identity * Remove command_queue and just prepare a single request Check if it should be sent and discard when paused * Kick-start idle connections * Modify events sockets are monitored for	2025-12-05 13:33:35 +01:00
Safihre	e8e8fff5bf	Prevent filepath creation before first article is processed (#3215 )	2025-12-05 13:18:27 +01:00
SABnzbd Automation	1b04e07d40	Update translatable texts [skip ci]	2025-12-04 14:14:01 +00:00
Safihre	54db889f05	Update sfv help text Closes #3214 and #3213	2025-12-04 15:13:07 +01:00
Safihre	777d279267	Only clear work-flag for post processing when needed	2025-12-01 16:40:59 +01:00
Safihre	75be6b5850	Use Event's to handle Post Processing queue See #3209	2025-12-01 15:28:05 +01:00
Safihre	a4657e2bd3	Correct rar-version logging line	2025-12-01 11:36:10 +01:00
renovate[bot]	095b48ca47	Update all dependencies (#3210 ) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2025-12-01 01:32:06 +00:00
renovate[bot]	d459f69113	Update all dependencies (#3204 ) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2025-11-24 01:49:05 +00:00
mnightingale	2ecdd0b940	Optimise bpsmeter to avoid repeat lookups and try/except (#3203 )	2025-11-22 14:46:21 +01:00
Safihre	73a4ad50e5	Allow longer build timeout for Snap amr64 build	2025-11-21 12:02:41 +01:00
Safihre	9b59e24961	Lower macOS build version to support older clients	2025-11-21 11:50:45 +01:00
Safihre	27e164763e	Remove unused imports and shorten build timeouts	2025-11-21 11:29:53 +01:00