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Sendmail upgraded to ESP-Mail-Client v3.4.9 from v1.2.0, using BearSSL instead of MbedTLS (#19460)
* `Sendmail` upgraded to ESP-Mail-Client v3.4.9 from v1.2.0, using BearSSL instead of MbedTLS * Fix compilation on ESP8266 * Fix compilation * fix compilation
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/**
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* Created by K. Suwatchai (Mobizt)
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*
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* Email: suwatchai@outlook.com
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*
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* Github: https://github.com/mobizt/ESP-Mail-Client
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*
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* Copyright (c) 2023 mobizt
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*/
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// This example shows how to send Email with attachment stored in PSRAM (ESP32 only).
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/** Note for library update from v2.x.x to v3.x.x.
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*
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* Struct data names changed
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*
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* "ESP_Mail_Session" changes to "Session_Config"
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* "IMAP_Config" changes to "IMAP_Data"
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*
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* Changes in the examples
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*
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* ESP_Mail_Session session;
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* to
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* Session_Config config;
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*
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* IMAP_Config config;
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* to
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* IMAP_Data imap_data;
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*/
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#include <Arduino.h>
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#if defined(ESP32)
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#include <WiFi.h>
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#elif defined(ESP8266)
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#include <ESP8266WiFi.h>
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#endif
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#include <ESP_Mail_Client.h>
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// To use only SMTP functions, you can exclude the IMAP from compilation, see ESP_Mail_FS.h.
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#define WIFI_SSID "<ssid>"
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#define WIFI_PASSWORD "<password>"
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/** For Gmail, the app password will be used for log in
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* Check out https://github.com/mobizt/ESP-Mail-Client#gmail-smtp-and-imap-required-app-passwords-to-sign-in
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*
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* For Yahoo mail, log in to your yahoo mail in web browser and generate app password by go to
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* https://login.yahoo.com/account/security/app-passwords/add/confirm?src=noSrc
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*
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* To use Gmai and Yahoo's App Password to sign in, define the AUTHOR_PASSWORD with your App Password
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* and AUTHOR_EMAIL with your account email.
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*/
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/** The smtp host name e.g. smtp.gmail.com for GMail or smtp.office365.com for Outlook or smtp.mail.yahoo.com */
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#define SMTP_HOST "<host>"
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/** The smtp port e.g.
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* 25 or esp_mail_smtp_port_25
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* 465 or esp_mail_smtp_port_465
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* 587 or esp_mail_smtp_port_587
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*/
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#define SMTP_PORT esp_mail_smtp_port_587
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/* The log in credentials */
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#define AUTHOR_EMAIL "<email>"
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#define AUTHOR_PASSWORD "<password>"
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/* Recipient email address */
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#define RECIPIENT_EMAIL "<recipient email here>"
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/* Declare the global used SMTPSession object for SMTP transport */
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SMTPSession smtp;
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/* Callback function to get the Email sending status */
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void smtpCallback(SMTP_Status status);
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const char rootCACert[] PROGMEM = "-----BEGIN CERTIFICATE-----\n"
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"-----END CERTIFICATE-----\n";
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void setup()
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{
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Serial.begin(115200);
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Serial.println();
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#if defined(ARDUINO_RASPBERRY_PI_PICO_W)
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multi.addAP(WIFI_SSID, WIFI_PASSWORD);
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multi.run();
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#else
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WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
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#endif
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Serial.print("Connecting to Wi-Fi");
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#if defined(ARDUINO_RASPBERRY_PI_PICO_W)
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unsigned long ms = millis();
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#endif
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while (WiFi.status() != WL_CONNECTED)
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{
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Serial.print(".");
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delay(300);
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#if defined(ARDUINO_RASPBERRY_PI_PICO_W)
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if (millis() - ms > 10000)
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break;
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#endif
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}
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Serial.println();
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Serial.print("Connected with IP: ");
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Serial.println(WiFi.localIP());
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Serial.println();
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/* Set the network reconnection option */
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MailClient.networkReconnect(true);
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/** Enable the debug via Serial port
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* 0 for no debugging
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* 1 for basic level debugging
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*
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* Debug port can be changed via ESP_MAIL_DEFAULT_DEBUG_PORT in ESP_Mail_FS.h
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*/
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smtp.debug(1);
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/* Set the callback function to get the sending results */
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smtp.callback(smtpCallback);
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/* Declare the Session_Config for user defined session credentials */
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Session_Config config;
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/* Set the session config */
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config.server.host_name = SMTP_HOST;
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config.server.port = SMTP_PORT;
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config.login.email = AUTHOR_EMAIL;
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config.login.password = AUTHOR_PASSWORD;
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/** Assign your host name or you public IPv4 or IPv6 only
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* as this is the part of EHLO/HELO command to identify the client system
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* to prevent connection rejection.
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* If host name or public IP is not available, ignore this or
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* use loopback address "127.0.0.1".
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*
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* Assign any text to this option may cause the connection rejection.
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*/
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config.login.user_domain = F("127.0.0.1");
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/*
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Set the NTP config time
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For times east of the Prime Meridian use 0-12
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For times west of the Prime Meridian add 12 to the offset.
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Ex. American/Denver GMT would be -6. 6 + 12 = 18
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See https://en.wikipedia.org/wiki/Time_zone for a list of the GMT/UTC timezone offsets
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*/
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config.time.ntp_server = F("pool.ntp.org,time.nist.gov");
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config.time.gmt_offset = 3;
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config.time.day_light_offset = 0;
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/* Declare the message class */
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SMTP_Message message;
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/* Set the message headers */
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message.sender.name = F("ESP Mail");
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message.sender.email = AUTHOR_EMAIL;
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message.subject = F("Test sending plain text Email with PSRAM attachment");
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message.addRecipient(F("Someone"), RECIPIENT_EMAIL);
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String textMsg = "This is simple plain text message with PSRAM attachment";
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message.text.content = textMsg;
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/** The Plain text message character set e.g.
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* us-ascii
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* utf-8
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* utf-7
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* The default value is utf-8
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*/
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message.text.charSet = F("us-ascii");
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/** The content transfer encoding e.g.
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* enc_7bit or "7bit" (not encoded)
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* enc_qp or "quoted-printable" (encoded)
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* enc_base64 or "base64" (encoded)
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* enc_binary or "binary" (not encoded)
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* enc_8bit or "8bit" (not encoded)
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* The default value is "7bit"
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*/
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message.text.transfer_encoding = Content_Transfer_Encoding::enc_7bit;
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// If this is a reply message
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// message.in_reply_to = "<parent message id>";
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// message.references = "<parent references> <parent message id>";
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/** The message priority
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* esp_mail_smtp_priority_high or 1
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* esp_mail_smtp_priority_normal or 3
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* esp_mail_smtp_priority_low or 5
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* The default value is esp_mail_smtp_priority_low
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*/
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message.priority = esp_mail_smtp_priority::esp_mail_smtp_priority_low;
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// message.response.reply_to = "someone@somemail.com";
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// message.response.return_path = "someone@somemail.com";
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/** The Delivery Status Notifications e.g.
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* esp_mail_smtp_notify_never
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* esp_mail_smtp_notify_success
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* esp_mail_smtp_notify_failure
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* esp_mail_smtp_notify_delay
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* The default value is esp_mail_smtp_notify_never
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*/
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// message.response.notify = esp_mail_smtp_notify_success | esp_mail_smtp_notify_failure | esp_mail_smtp_notify_delay;
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/* Set the custom message header */
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message.addHeader(F("Message-ID: <abcde.fghij@gmail.com>"));
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// For Root CA certificate verification (ESP8266 and ESP32 only)
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// config.certificate.cert_data = rootCACert;
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// or
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// config.certificate.cert_file = "/path/to/der/file";
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// config.certificate.cert_file_storage_type = esp_mail_file_storage_type_flash; // esp_mail_file_storage_type_sd
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// config.certificate.verify = true;
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// The WiFiNINA firmware the Root CA certification can be added via the option in Firmware update tool in Arduino IDE
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/* The attachment data item */
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SMTP_Attachment att[1];
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int attIndex = 0;
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#if defined(ESP32)
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int dlen = 3 * 1024 * 1024 + 512 * 1024;
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uint8_t *data = (uint8_t *)ps_malloc(dlen);
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if (psramFound())
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{
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memset(data, 0xff, dlen);
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att[attIndex].descr.filename = F("data.dat");
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att[attIndex].descr.mime = F("application/octet-stream");
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att[attIndex].descr.description = F("This is binary data");
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att[attIndex].blob.data = data;
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att[attIndex].blob.size = dlen;
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att[attIndex].descr.transfer_encoding = Content_Transfer_Encoding::enc_base64;
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/* Add inline image to the message */
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message.addInlineImage(att[attIndex]);
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}
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#endif
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/* Connect to the server */
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if (!smtp.connect(&config))
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{
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MailClient.printf("Connection error, Status Code: %d, Error Code: %d, Reason: %s", smtp.statusCode(), smtp.errorCode(), smtp.errorReason().c_str());
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return;
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}
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if (smtp.isAuthenticated())
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Serial.println("\nSuccessfully logged in.");
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else
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Serial.println("\nConnected with no Auth.");
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/* Start sending Email and close the session */
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if (!MailClient.sendMail(&smtp, &message))
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MailClient.printf("Error, Status Code: %d, Error Code: %d, Reason: %s", smtp.statusCode(), smtp.errorCode(), smtp.errorReason().c_str());
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// to clear sending result log
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// smtp.sendingResult.clear();
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MailClient.printf("Free Heap: %d\n", MailClient.getFreeHeap());
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}
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void loop()
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{
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}
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/* Callback function to get the Email sending status */
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void smtpCallback(SMTP_Status status)
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{
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/* Print the current status */
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Serial.println(status.info());
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/* Print the sending result */
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if (status.success())
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{
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// MailClient.printf used in the examples is for format printing via debug Serial port
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// that works for all supported Arduino platform SDKs e.g. SAMD, ESP32 and ESP8266.
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// In ESP8266 and ESP32, you can use Serial.printf directly.
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Serial.println("----------------");
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MailClient.printf("Message sent success: %d\n", status.completedCount());
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MailClient.printf("Message sent failed: %d\n", status.failedCount());
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Serial.println("----------------\n");
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for (size_t i = 0; i < smtp.sendingResult.size(); i++)
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{
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/* Get the result item */
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SMTP_Result result = smtp.sendingResult.getItem(i);
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// In case, ESP32, ESP8266 and SAMD device, the timestamp get from result.timestamp should be valid if
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// your device time was synched with NTP server.
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// Other devices may show invalid timestamp as the device time was not set i.e. it will show Jan 1, 1970.
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// You can call smtp.setSystemTime(xxx) to set device time manually. Where xxx is timestamp (seconds since Jan 1, 1970)
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MailClient.printf("Message No: %d\n", i + 1);
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MailClient.printf("Status: %s\n", result.completed ? "success" : "failed");
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MailClient.printf("Date/Time: %s\n", MailClient.Time.getDateTimeString(result.timestamp, "%B %d, %Y %H:%M:%S").c_str());
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MailClient.printf("Recipient: %s\n", result.recipients.c_str());
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MailClient.printf("Subject: %s\n", result.subject.c_str());
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}
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Serial.println("----------------\n");
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// You need to clear sending result as the memory usage will grow up.
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smtp.sendingResult.clear();
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}
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}
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