Implement persistent device pairing functionality and enhance networking service

This commit introduces a robust persistent device pairing system, integrating the LibP2PPairingProtocol with the existing networking infrastructure. Key features include the ability to start pairing sessions as initiators or joiners, manage active pairing sessions, and automatically register paired devices for long-term connections. The `PairingBridge` module is added to facilitate the transition from ephemeral pairing to persistent device management. Additionally, the networking service is updated to support these operations, ensuring seamless integration and improved user experience. Documentation is updated to reflect these enhancements, providing clear guidance on the new pairing functionalities.
This commit is contained in:
Jamie Pine
2025-06-21 18:34:07 -07:00
parent 2cdc3d0403
commit fc5798e7fc
12 changed files with 1566 additions and 441 deletions

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@@ -1006,16 +1006,27 @@ async fn handle_command(
DaemonCommand::GetPairingStatus => {
match core.get_pairing_status().await {
Ok((status, remote_device)) => {
let device_info = remote_device.map(|device| ConnectedDeviceInfo {
device_id: device.device_id,
device_name: device.device_name,
status: "connected".to_string(),
last_seen: device.last_seen.to_string(),
});
DaemonResponse::PairingStatus {
status,
remote_device: device_info
Ok(sessions) => {
// Convert sessions to old format for compatibility
if let Some(session) = sessions.first() {
let status = match &session.status {
crate::networking::persistent::PairingStatus::WaitingForConnection => "waiting_for_connection",
crate::networking::persistent::PairingStatus::Connected => "connected",
crate::networking::persistent::PairingStatus::Authenticating => "authenticating",
crate::networking::persistent::PairingStatus::Completed => "completed",
crate::networking::persistent::PairingStatus::Failed(_) => "failed",
crate::networking::persistent::PairingStatus::Cancelled => "cancelled",
}.to_string();
DaemonResponse::PairingStatus {
status,
remote_device: None // No device info available yet in new system
}
} else {
DaemonResponse::PairingStatus {
status: "no_active_pairing".to_string(),
remote_device: None
}
}
}
Err(e) => DaemonResponse::Error(e.to_string()),

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@@ -0,0 +1,354 @@
# CLI Pairing Implementation Plan
## Overview
This document outlines the implementation plan for integrating persistent pairing functionality into the Spacedrive CLI. The key difference from the demo (examples/network_pairing_demo.rs) is that CLI pairing must be **persistent** - devices remember each other across restarts and auto-reconnect.
## Current State Analysis
### ✅ What Works
- **LibP2PPairingProtocol**: Fully functional pairing protocol (proven by demo)
- **PersistentConnectionManager**: Complete long-term device connection management
- **NetworkingService**: Persistent networking infrastructure
- **CLI Interface**: Complete user interface for pairing commands
- **Daemon Integration**: Command routing and response handling
### ❌ What's Missing
- **Pairing-to-Persistence Bridge**: No integration between LibP2PPairingProtocol and PersistentConnectionManager
- **Core Implementation**: Core pairing methods contain TODO stubs
- **Session Management**: No tracking of active pairing sessions
- **Auto-Device Registration**: Successful pairings don't automatically register devices
## Architecture Overview
```
┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐
│ CLI Commands │───▶│ Daemon/Core │───▶│ NetworkingService│
│ │ │ │ │ │
│ network pair │ │ start_pairing_* │ │ NEW: Pairing │
│ generate/join │ │ join_pairing_* │ │ Integration │
└─────────────────┘ └─────────────────┘ └─────────────────┘
┌─────────▼─────────┐
│ LibP2PPairingProto│
│ (Ephemeral Pairing)│
└─────────┬─────────┘
┌─────────────────┐
│ PersistentConn │
│ Manager │
│ (Device Storage)│
└─────────────────┘
```
## Implementation Plan
### Phase 1: NetworkingService Pairing Integration
**File**: `src/infrastructure/networking/persistent/service.rs`
Add pairing methods that bridge LibP2PPairingProtocol with persistent infrastructure:
```rust
impl NetworkingService {
/// Start pairing as initiator with persistence integration
pub async fn start_pairing_as_initiator(&self, auto_accept: bool) -> Result<PairingSession> {
// 1. Create LibP2PPairingProtocol using existing libp2p swarm
// 2. Start pairing process
// 3. Return PairingSession for status tracking
// 4. On completion → automatically call add_paired_device()
}
/// Join pairing session with persistence integration
pub async fn join_pairing_session(&self, code: String) -> Result<()> {
// 1. Use existing libp2p connection infrastructure
// 2. Create LibP2PPairingProtocol as joiner
// 3. On success → add_paired_device() automatically
// 4. Trigger immediate persistent connection attempt
}
/// Get status of active pairing sessions
pub fn get_pairing_status(&self) -> Vec<PairingSessionStatus> {
// Return current pairing session states
}
/// Cancel active pairing session
pub async fn cancel_pairing(&self, session_id: Uuid) -> Result<()> {
// Clean up pairing session
}
}
/// Tracks active pairing sessions
pub struct PairingSession {
pub id: Uuid,
pub code: String,
pub expires_at: DateTime<Utc>,
pub role: PairingRole, // Initiator or Joiner
pub status: PairingStatus,
}
pub enum PairingRole {
Initiator,
Joiner,
}
pub enum PairingStatus {
WaitingForConnection,
Connected,
Authenticating,
Completed,
Failed(String),
Cancelled,
}
```
### Phase 2: Core Method Implementation
**File**: `src/lib.rs`
Remove TODO stubs and implement actual pairing logic:
```rust
impl Core {
pub async fn start_pairing_as_initiator(&self, auto_accept: bool) -> Result<(String, u32), Box<dyn std::error::Error>> {
// Remove TODO
let networking = self.networking.as_ref()
.ok_or("Networking not initialized")?;
let session = networking.start_pairing_as_initiator(auto_accept).await?;
Ok((session.code, session.expires_in_seconds()))
}
pub async fn start_pairing_as_joiner(&self, code: String) -> Result<(), Box<dyn std::error::Error>> {
// Remove TODO
let networking = self.networking.as_ref()
.ok_or("Networking not initialized")?;
networking.join_pairing_session(code).await?;
Ok(())
}
pub async fn get_pairing_status(&self) -> Result<Vec<PairingSessionStatus>, Box<dyn std::error::Error>> {
// Remove TODO
let networking = self.networking.as_ref()
.ok_or("Networking not initialized")?;
Ok(networking.get_pairing_status())
}
// ... other pairing methods
}
```
### Phase 3: Pairing-to-Persistence Bridge
**File**: `src/infrastructure/networking/persistent/pairing_bridge.rs` (NEW)
Create the critical bridge between ephemeral pairing and persistent connections:
```rust
/// Handles the transition from successful pairing to persistent device management
pub struct PairingBridge {
connection_manager: Arc<PersistentConnectionManager>,
identity: Arc<PersistentNetworkIdentity>,
}
impl PairingBridge {
/// Called when LibP2PPairingProtocol completes successfully
pub async fn on_pairing_complete(
&self,
remote_device: RemoteDevice,
session_keys: SessionKeys,
peer_id: PeerId,
) -> Result<()> {
// 1. Create PairedDeviceRecord
let device_record = PairedDeviceRecord {
device_id: remote_device.id,
device_name: remote_device.name,
trust_level: TrustLevel::Trusted,
auto_connect: true,
session_keys: EncryptedSessionKeys::encrypt(&session_keys, &self.identity.password_hash)?,
paired_at: Utc::now(),
};
// 2. Store in persistent identity
self.identity.add_paired_device(device_record).await?;
// 3. Add to connection manager for immediate connection
self.connection_manager.add_paired_device(
remote_device.id,
peer_id,
session_keys,
TrustLevel::Trusted,
).await?;
// 4. Trigger immediate connection attempt
self.connection_manager.connect_to_device(remote_device.id).await?;
Ok(())
}
}
```
### Phase 4: LibP2P Integration Strategy
**Integration Points**:
1. **Reuse Existing Swarm**: Don't create new libp2p instance, use NetworkingService's swarm
2. **Event Integration**: LibP2PPairingProtocol events flow through existing NetworkEvent system
3. **Protocol Registration**: Register pairing protocol with existing swarm behaviors
**Key Implementation Details**:
```rust
// In NetworkingService initialization
impl NetworkingService {
pub async fn new(identity: PersistentNetworkIdentity, password: String) -> Result<Self> {
// ... existing setup ...
// Add pairing protocol to swarm
let pairing_protocol = LibP2PPairingProtocol::new(
&identity.network_identity,
identity.local_device.clone(),
identity.local_private_key.clone(),
&password,
).await?;
swarm.with_pairing(pairing_protocol);
// ... rest of setup ...
}
}
```
## Persistent Pairing Flow
### Successful Pairing Sequence
```
1. CLI: spacedrive --instance alice network pair generate --auto-accept
2. Core: start_pairing_as_initiator(auto_accept=true)
3. NetworkingService: start_pairing_as_initiator()
4. LibP2PPairingProtocol: Generate code, start listening
5. CLI: spacedrive --instance bob network pair join "code words"
6. Core: start_pairing_as_joiner("code words")
7. NetworkingService: join_pairing_session()
8. LibP2PPairingProtocol: Connect, authenticate, exchange keys
9. PairingBridge: on_pairing_complete()
├── Store device in PersistentNetworkIdentity
├── Add to PersistentConnectionManager
└── Trigger immediate connection
10. Both devices now persistently connected!
```
### Persistence Verification
```bash
# Test persistence (restart both instances)
spacedrive --instance alice stop
spacedrive --instance bob stop
# Restart - should auto-reconnect
spacedrive --instance alice start --enable-networking
spacedrive --instance bob start --enable-networking
# Verify persistent connection
spacedrive --instance alice network devices # Shows bob (connected)
spacedrive --instance bob network devices # Shows alice (connected)
```
## File Structure
```
src/infrastructure/networking/
├── persistent/
│ ├── service.rs # Add pairing methods
│ ├── pairing_bridge.rs # NEW: Pairing-to-persistence bridge
│ └── ...
├── pairing/
│ ├── protocol.rs # Existing LibP2PPairingProtocol
│ └── ...
├── CLI_PAIRING_IMPLEMENTATION_PLAN.md # This file
└── ...
```
## Testing Strategy
### Unit Tests
- PairingBridge device registration
- NetworkingService pairing method integration
- Core method completion
### Integration Tests
- Full pairing flow between two instances
- Persistence across daemon restarts
- Auto-reconnection verification
- Error handling (timeouts, invalid codes, network failures)
### Manual Testing Protocol
```bash
# 1. Start two instances
spacedrive --instance alice start --enable-networking --foreground &
spacedrive --instance bob start --enable-networking --foreground &
# 2. Initialize networking
spacedrive --instance alice network init --password "test123"
spacedrive --instance bob network init --password "test123"
# 3. Test pairing
spacedrive --instance alice network pair generate --auto-accept
spacedrive --instance bob network pair join "generated code"
# 4. Verify immediate connection
spacedrive --instance alice network devices
spacedrive --instance bob network devices
# 5. Test persistence (restart)
spacedrive --instance alice stop && spacedrive --instance bob stop
spacedrive --instance alice start --enable-networking
spacedrive --instance bob start --enable-networking
# 6. Verify auto-reconnection
spacedrive --instance alice network devices # Should show bob
spacedrive --instance bob network devices # Should show alice
# 7. Test protocol functionality
spacedrive --instance alice spacedrop send "test.txt" bob
```
## Success Criteria
1.**Pairing Works**: Two CLI instances can successfully pair
2.**Persistence**: Paired devices survive daemon restarts
3.**Auto-Reconnection**: Devices automatically reconnect when available
4.**Protocol Support**: Paired devices can use file transfer, Spacedrop, etc.
5.**Error Handling**: Proper error messages for common failure cases
6.**Multi-Instance**: Works with CLI's multi-instance architecture
## Implementation Order
1. **PairingBridge**: Create the persistence bridge module
2. **NetworkingService**: Add pairing methods with LibP2P integration
3. **Core**: Replace TODO stubs with NetworkingService calls
4. **Testing**: Verify full persistent pairing flow
5. **Error Handling**: Add comprehensive error handling and timeouts
6. **Documentation**: Update CLI documentation with persistence behavior
---
**Key Insight**: The demo proves LibP2PPairingProtocol works perfectly. The CLI implementation is about integrating it with the existing persistent networking infrastructure, not rebuilding pairing from scratch.

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@@ -0,0 +1,130 @@
⏺ Based on my analysis, here's a production-ready solution plan to fix the Send trait issues:
Production Solution: Event-Driven Architecture with Dedicated Networking Thread
Root Cause
The issue is that libp2p's Swarm is fundamentally not Send due to trait objects that aren't Sync. The current design tries to share the swarm across threads via
Arc<RwLock<>>, which violates libp2p's single-thread design.
Solution Architecture
1. Dedicated Networking Runtime (Single Thread)
- Move all libp2p operations to a single dedicated thread
- Use tokio::task::spawn_local() on a LocalSet for the networking runtime
- Keep the Swarm and LibP2PPairingProtocol confined to this thread
2. Message-Passing Interface
Replace direct method calls with async message channels:
// Commands sent TO the networking thread
pub enum NetworkingCommand {
StartPairing { auto_accept: bool, response: oneshot::Sender<Result<PairingSession>> },
JoinPairing { code: String, response: oneshot::Sender<Result<()>> },
GetPairingStatus { response: oneshot::Sender<Vec<PairingSession>> },
CancelPairing { session_id: Uuid, response: oneshot::Sender<Result<()>> },
}
// Events sent FROM the networking thread
pub enum NetworkingEvent {
PairingCodeGenerated { session_id: Uuid, code: String },
PairingCompleted { session_id: Uuid, device_info: DeviceInfo, keys: SessionKeys },
PairingFailed { session_id: Uuid, error: String },
}
3. Send-Safe Service Reference
Replace NetworkingServiceRef with a channel-based proxy:
#[derive(Clone)]
pub struct NetworkingServiceRef {
command_sender: mpsc::UnboundedSender<NetworkingCommand>,
event_receiver: broadcast::Receiver<NetworkingEvent>,
}
Implementation Plan
Phase 1: Networking Runtime Isolation
1. Create NetworkingRuntime struct that owns the Swarm
2. Run it on dedicated thread with LocalSet
3. Handle all libp2p operations within this runtime
Phase 2: Command/Event System
1. Implement command enum and handlers
2. Replace method calls with channel communications
3. Add event broadcasting for status updates
Phase 3: PairingBridge Refactor
1. Remove tokio::spawn() calls
2. Use command channels instead of direct protocol calls
3. Listen for events rather than polling status
Phase 4: Integration & Testing
1. Update Core methods to use new interface
2. Test multi-instance pairing
3. Verify persistence across restarts
Benefits
- Thread-Safe: Respects libp2p's single-thread design
- Performance: No lock contention on networking operations
- Scalable: Can handle multiple concurrent pairing sessions
- Maintainable: Clear separation between networking and application logic
This solution maintains production quality while working within libp2p's constraints rather than fighting them.
---
Looking at the trade-offs, I think the best solution is a minimal refactor using LocalSet - here's why:
Best Solution: LocalSet with Minimal Refactor
Why This Approach:
1. Least Disruptive: Keeps current API intact, minimal code changes
2. Respects libp2p: Works with libp2p's single-thread design
3. Production Ready: Clean, predictable execution model
4. Quick to Implement: Can be done in ~30 minutes vs hours for full event-driven refactor
The Solution:
Instead of fighting libp2p's constraints, work with them by running pairing operations on a LocalSet:
// Replace tokio::spawn() with LocalSet execution
pub async fn start_pairing_as_initiator(&self, auto_accept: bool) -> Result<PairingSession> {
let local_set = tokio::task::LocalSet::new();
local_set.run_until(async {
// All libp2p operations run here - no Send required
let protocol = LibP2PPairingProtocol::new(...).await?;
let result = protocol.start_as_initiator(&ui).await?;
// Handle completion synchronously
Self::handle_pairing_complete(device_info, session_keys, networking_service).await?;
Ok(session)
}).await
}
Why Not the Event-Driven Architecture?
While the event-driven approach is more robust long-term, it's overkill for this CLI use case:
- CLI pairing is inherently synchronous - users wait for it to complete anyway
- No need for complex concurrent pairing - typically one pairing at a time
- Current API works well - no need to redesign the entire interface
Implementation Benefits:
✅ Fixes Send issues immediately✅ Keeps existing API unchanged✅ Maintains production quality✅ Can be implemented quickly✅ Future-proof - can migrate to
event-driven later if needed
This gives you a working production system now, with the option to refactor to full event-driven architecture later if you need more complex concurrent networking
features.

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@@ -19,28 +19,28 @@ use crate::networking::{NetworkError, Result};
pub struct NetworkFingerprint([u8; 32]);
impl NetworkFingerprint {
/// Create network fingerprint from device UUID and public key
pub fn from_device(device_id: Uuid, public_key: &PublicKey) -> Self {
use blake3::Hasher;
let mut hasher = Hasher::new();
hasher.update(device_id.as_bytes());
hasher.update(public_key.as_bytes());
let hash = hasher.finalize();
let mut fingerprint = [0u8; 32];
fingerprint.copy_from_slice(hash.as_bytes());
NetworkFingerprint(fingerprint)
}
/// Create network fingerprint from device UUID and public key
pub fn from_device(device_id: Uuid, public_key: &PublicKey) -> Self {
use blake3::Hasher;
let mut hasher = Hasher::new();
hasher.update(device_id.as_bytes());
hasher.update(public_key.as_bytes());
let hash = hasher.finalize();
let mut fingerprint = [0u8; 32];
fingerprint.copy_from_slice(hash.as_bytes());
NetworkFingerprint(fingerprint)
}
/// Get raw bytes
pub fn as_bytes(&self) -> &[u8; 32] {
&self.0
}
/// Get raw bytes
pub fn as_bytes(&self) -> &[u8; 32] {
&self.0
}
}
impl fmt::Display for NetworkFingerprint {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", hex::encode(self.0))
}
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", hex::encode(self.0))
}
}
/// Ed25519 public key
@@ -52,440 +52,446 @@ pub struct PublicKey(Vec<u8>);
pub struct Signature(Vec<u8>);
impl Signature {
pub fn to_bytes(&self) -> Vec<u8> {
self.0.clone()
}
pub fn to_bytes(&self) -> Vec<u8> {
self.0.clone()
}
pub fn from_bytes(bytes: Vec<u8>) -> Self {
Signature(bytes)
}
pub fn from_bytes(bytes: Vec<u8>) -> Self {
Signature(bytes)
}
}
impl PublicKey {
pub fn from_bytes(bytes: Vec<u8>) -> Result<Self> {
if bytes.len() != 32 {
return Err(NetworkError::EncryptionError(
"Invalid public key length".to_string(),
));
}
Ok(PublicKey(bytes))
}
pub fn from_bytes(bytes: Vec<u8>) -> Result<Self> {
if bytes.len() != 32 {
return Err(NetworkError::EncryptionError(
"Invalid public key length".to_string(),
));
}
Ok(PublicKey(bytes))
}
pub fn as_bytes(&self) -> &[u8] {
&self.0
}
pub fn as_bytes(&self) -> &[u8] {
&self.0
}
/// Convert to bytes (clone for protocol usage)
pub fn to_bytes(&self) -> Vec<u8> {
self.0.clone()
}
/// Convert to bytes (clone for protocol usage)
pub fn to_bytes(&self) -> Vec<u8> {
self.0.clone()
}
/// Verify a signature
pub fn verify(&self, data: &[u8], signature: &[u8]) -> bool {
use ring::signature;
let public_key = signature::UnparsedPublicKey::new(&signature::ED25519, self.as_bytes());
public_key.verify(data, signature).is_ok()
}
/// Verify a signature
pub fn verify(&self, data: &[u8], signature: &[u8]) -> bool {
use ring::signature;
let public_key = signature::UnparsedPublicKey::new(&signature::ED25519, self.as_bytes());
public_key.verify(data, signature).is_ok()
}
}
/// Ed25519 private key (encrypted at rest)
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct EncryptedPrivateKey {
/// Encrypted key material
pub ciphertext: Vec<u8>,
/// Salt for key derivation
pub salt: [u8; 32],
/// Nonce for encryption
pub nonce: [u8; 12],
/// Encrypted key material
pub ciphertext: Vec<u8>,
/// Salt for key derivation
pub salt: [u8; 32],
/// Nonce for encryption
pub nonce: [u8; 12],
}
/// Ed25519 private key (decrypted in memory)
pub struct PrivateKey {
key_pair: signature::Ed25519KeyPair,
pkcs8_bytes: Vec<u8>,
key_pair: signature::Ed25519KeyPair,
pkcs8_bytes: Vec<u8>,
}
impl PrivateKey {
/// Generate a new Ed25519 key pair
pub fn generate() -> Result<Self> {
let rng = rand::SystemRandom::new();
let pkcs8_bytes = signature::Ed25519KeyPair::generate_pkcs8(&rng)
.map_err(|e| NetworkError::EncryptionError(format!("Key generation failed: {:?}", e)))?;
let key_pair = signature::Ed25519KeyPair::from_pkcs8(pkcs8_bytes.as_ref())
.map_err(|e| NetworkError::EncryptionError(format!("Key parsing failed: {:?}", e)))?;
Ok(PrivateKey {
key_pair,
pkcs8_bytes: pkcs8_bytes.as_ref().to_vec(),
})
}
/// Generate a new Ed25519 key pair
pub fn generate() -> Result<Self> {
let rng = rand::SystemRandom::new();
let pkcs8_bytes = signature::Ed25519KeyPair::generate_pkcs8(&rng).map_err(|e| {
NetworkError::EncryptionError(format!("Key generation failed: {:?}", e))
})?;
/// Get public key
pub fn public_key(&self) -> PublicKey {
PublicKey(self.key_pair.public_key().as_ref().to_vec())
}
let key_pair = signature::Ed25519KeyPair::from_pkcs8(pkcs8_bytes.as_ref())
.map_err(|e| NetworkError::EncryptionError(format!("Key parsing failed: {:?}", e)))?;
/// Sign data
pub fn sign(&self, data: &[u8]) -> Result<Signature> {
let signature_bytes = self.key_pair.sign(data).as_ref().to_vec();
Ok(Signature(signature_bytes))
}
Ok(PrivateKey {
key_pair,
pkcs8_bytes: pkcs8_bytes.as_ref().to_vec(),
})
}
/// Encrypt this private key with a password-derived key
pub fn encrypt(&self, password: &str) -> Result<EncryptedPrivateKey> {
use ring::{aead, pbkdf2};
use std::num::NonZeroU32;
/// Get public key
pub fn public_key(&self) -> PublicKey {
PublicKey(self.key_pair.public_key().as_ref().to_vec())
}
// Generate salt for key derivation
let mut salt = [0u8; 32];
let rng = rand::SystemRandom::new();
rng.fill(&mut salt)
.map_err(|e| NetworkError::EncryptionError(format!("Random generation failed: {:?}", e)))?;
/// Sign data
pub fn sign(&self, data: &[u8]) -> Result<Signature> {
let signature_bytes = self.key_pair.sign(data).as_ref().to_vec();
Ok(Signature(signature_bytes))
}
// Derive key from password
let iterations = NonZeroU32::new(100_000).unwrap();
let mut key = [0u8; 32];
pbkdf2::derive(
pbkdf2::PBKDF2_HMAC_SHA256,
iterations,
&salt,
password.as_bytes(),
&mut key,
);
/// Encrypt this private key with a password-derived key
pub fn encrypt(&self, password: &str) -> Result<EncryptedPrivateKey> {
use ring::{aead, pbkdf2};
use std::num::NonZeroU32;
// Generate nonce
let mut nonce = [0u8; 12];
rng.fill(&mut nonce)
.map_err(|e| NetworkError::EncryptionError(format!("Random generation failed: {:?}", e)))?;
// Generate salt for key derivation
let mut salt = [0u8; 32];
let rng = rand::SystemRandom::new();
rng.fill(&mut salt).map_err(|e| {
NetworkError::EncryptionError(format!("Random generation failed: {:?}", e))
})?;
// Encrypt the private key
let unbound_key = aead::UnboundKey::new(&aead::AES_256_GCM, &key)
.map_err(|e| NetworkError::EncryptionError(format!("Key creation failed: {:?}", e)))?;
let sealing_key = aead::LessSafeKey::new(unbound_key);
// Derive key from password
let iterations = NonZeroU32::new(100_000).unwrap();
let mut key = [0u8; 32];
pbkdf2::derive(
pbkdf2::PBKDF2_HMAC_SHA256,
iterations,
&salt,
password.as_bytes(),
&mut key,
);
// Use the stored PKCS8 bytes from this private key
let mut ciphertext = self.pkcs8_bytes.clone();
sealing_key
.seal_in_place_append_tag(aead::Nonce::assume_unique_for_key(nonce), aead::Aad::empty(), &mut ciphertext)
.map_err(|e| NetworkError::EncryptionError(format!("Encryption failed: {:?}", e)))?;
// Generate nonce
let mut nonce = [0u8; 12];
rng.fill(&mut nonce).map_err(|e| {
NetworkError::EncryptionError(format!("Random generation failed: {:?}", e))
})?;
Ok(EncryptedPrivateKey {
ciphertext,
salt,
nonce,
})
}
// Encrypt the private key
let unbound_key = aead::UnboundKey::new(&aead::AES_256_GCM, &key)
.map_err(|e| NetworkError::EncryptionError(format!("Key creation failed: {:?}", e)))?;
let sealing_key = aead::LessSafeKey::new(unbound_key);
/// Decrypt an encrypted private key with a password
pub fn decrypt(encrypted: &EncryptedPrivateKey, password: &str) -> Result<Self> {
use ring::{aead, pbkdf2};
use std::num::NonZeroU32;
// Use the stored PKCS8 bytes from this private key
let mut ciphertext = self.pkcs8_bytes.clone();
sealing_key
.seal_in_place_append_tag(
aead::Nonce::assume_unique_for_key(nonce),
aead::Aad::empty(),
&mut ciphertext,
)
.map_err(|e| NetworkError::EncryptionError(format!("Encryption failed: {:?}", e)))?;
// Derive key from password
let iterations = NonZeroU32::new(100_000).unwrap();
let mut key = [0u8; 32];
pbkdf2::derive(
pbkdf2::PBKDF2_HMAC_SHA256,
iterations,
&encrypted.salt,
password.as_bytes(),
&mut key,
);
Ok(EncryptedPrivateKey {
ciphertext,
salt,
nonce,
})
}
// Decrypt the private key
let unbound_key = aead::UnboundKey::new(&aead::AES_256_GCM, &key)
.map_err(|e| NetworkError::EncryptionError(format!("Key creation failed: {:?}", e)))?;
let opening_key = aead::LessSafeKey::new(unbound_key);
/// Decrypt an encrypted private key with a password
pub fn decrypt(encrypted: &EncryptedPrivateKey, password: &str) -> Result<Self> {
use ring::{aead, pbkdf2};
use std::num::NonZeroU32;
let mut ciphertext = encrypted.ciphertext.clone();
let plaintext = opening_key
.open_in_place(
aead::Nonce::assume_unique_for_key(encrypted.nonce),
aead::Aad::empty(),
&mut ciphertext,
)
.map_err(|e| NetworkError::EncryptionError(format!("Decryption failed: {:?}", e)))?;
// Derive key from password
let iterations = NonZeroU32::new(100_000).unwrap();
let mut key = [0u8; 32];
pbkdf2::derive(
pbkdf2::PBKDF2_HMAC_SHA256,
iterations,
&encrypted.salt,
password.as_bytes(),
&mut key,
);
let key_pair = signature::Ed25519KeyPair::from_pkcs8(plaintext)
.map_err(|e| NetworkError::EncryptionError(format!("Key parsing failed: {:?}", e)))?;
// Decrypt the private key
let unbound_key = aead::UnboundKey::new(&aead::AES_256_GCM, &key)
.map_err(|e| NetworkError::EncryptionError(format!("Key creation failed: {:?}", e)))?;
let opening_key = aead::LessSafeKey::new(unbound_key);
Ok(PrivateKey {
key_pair,
pkcs8_bytes: plaintext.to_vec(),
})
}
let mut ciphertext = encrypted.ciphertext.clone();
let plaintext = opening_key
.open_in_place(
aead::Nonce::assume_unique_for_key(encrypted.nonce),
aead::Aad::empty(),
&mut ciphertext,
)
.map_err(|e| NetworkError::EncryptionError(format!("Decryption failed: {:?}", e)))?;
let key_pair = signature::Ed25519KeyPair::from_pkcs8(plaintext)
.map_err(|e| NetworkError::EncryptionError(format!("Key parsing failed: {:?}", e)))?;
Ok(PrivateKey {
key_pair,
pkcs8_bytes: plaintext.to_vec(),
})
}
}
/// Network identity tied to persistent device identity
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct NetworkIdentity {
/// MUST match the persistent device UUID from DeviceManager
pub device_id: Uuid,
/// Device's public key (Ed25519) - STORED PERSISTENTLY
pub public_key: PublicKey,
/// Device's private key (encrypted at rest) - STORED PERSISTENTLY
private_key: EncryptedPrivateKey,
/// Human-readable device name (from DeviceConfig)
pub device_name: String,
/// Network-specific identifier (derived from device_id + public_key)
pub network_fingerprint: NetworkFingerprint,
/// MUST match the persistent device UUID from DeviceManager
pub device_id: Uuid,
/// Device's public key (Ed25519) - STORED PERSISTENTLY
pub public_key: PublicKey,
/// Device's private key (encrypted at rest) - STORED PERSISTENTLY
pub(crate) private_key: EncryptedPrivateKey,
/// Human-readable device name (from DeviceConfig)
pub device_name: String,
/// Network-specific identifier (derived from device_id + public_key)
pub network_fingerprint: NetworkFingerprint,
}
impl NetworkIdentity {
/// Create a new network identity for testing/demo purposes
/// WARNING: This generates new keys and is NOT suitable for production
pub fn new_temporary(device_id: Uuid, device_name: String, password: &str) -> Result<Self> {
// Generate new keys (NOT production-ready)
let private_key = PrivateKey::generate()?;
let public_key = private_key.public_key();
let encrypted_private_key = private_key.encrypt(password)?;
let network_fingerprint = NetworkFingerprint::from_device(device_id, &public_key);
Ok(Self {
device_id,
public_key,
private_key: encrypted_private_key,
device_name,
network_fingerprint,
})
}
/// Create a new network identity for testing/demo purposes
/// WARNING: This generates new keys and is NOT suitable for production
pub fn new_temporary(device_id: Uuid, device_name: String, password: &str) -> Result<Self> {
// Generate new keys (NOT production-ready)
let private_key = PrivateKey::generate()?;
let public_key = private_key.public_key();
let encrypted_private_key = private_key.encrypt(password)?;
let network_fingerprint = NetworkFingerprint::from_device(device_id, &public_key);
/// Create network identity from existing device configuration
pub async fn from_device_manager(
device_manager: &DeviceManager,
password: &str,
) -> Result<Self> {
let device_config = device_manager.config()
.map_err(|e| NetworkError::AuthenticationFailed(format!("Failed to get device config: {}", e)))?;
// Try to load existing network keys
if let Ok(Some(keys)) = Self::load_network_keys(&device_config.id, password) {
let network_fingerprint = NetworkFingerprint::from_device(
device_config.id,
&keys.public_key
);
return Ok(Self {
device_id: device_config.id,
public_key: keys.public_key,
private_key: keys.encrypted_private_key,
device_name: device_config.name,
network_fingerprint,
});
}
// Generate new network keys if none exist
let private_key = PrivateKey::generate()?;
let public_key = private_key.public_key();
let encrypted_private_key = private_key.encrypt(password)?;
let network_fingerprint = NetworkFingerprint::from_device(
device_config.id,
&public_key
);
// Save keys persistently
Self::save_network_keys(&device_config.id, &public_key, &encrypted_private_key, password)?;
Ok(Self {
device_id: device_config.id,
public_key,
private_key: encrypted_private_key,
device_name: device_config.name,
network_fingerprint,
})
}
/// Load network keys from device-specific storage
fn load_network_keys(
device_id: &Uuid,
password: &str
) -> Result<Option<EncryptedNetworkKeys>> {
let path = Self::network_keys_path(device_id)?;
if !path.exists() {
return Ok(None);
}
let content = std::fs::read_to_string(&path)
.map_err(|e| NetworkError::IoError(e.to_string()))?;
let keys: EncryptedNetworkKeys = serde_json::from_str(&content)
.map_err(|e| NetworkError::SerializationError(format!("Failed to parse network keys: {}", e)))?;
// Verify we can decrypt with the provided password
let _test_key = PrivateKey::decrypt(&keys.encrypted_private_key, password)?;
Ok(Some(keys))
}
/// Save network keys to device-specific storage
fn save_network_keys(
device_id: &Uuid,
public_key: &PublicKey,
private_key: &EncryptedPrivateKey,
password: &str,
) -> Result<()> {
let path = Self::network_keys_path(device_id)?;
// Ensure parent directory exists
if let Some(parent) = path.parent() {
std::fs::create_dir_all(parent)
.map_err(|e| NetworkError::IoError(e.to_string()))?;
}
let keys = EncryptedNetworkKeys {
encrypted_private_key: private_key.clone(),
public_key: public_key.clone(),
salt: private_key.salt,
created_at: Utc::now(),
};
let content = serde_json::to_string_pretty(&keys)
.map_err(|e| NetworkError::SerializationError(format!("Failed to serialize network keys: {}", e)))?;
std::fs::write(&path, content)
.map_err(|e| NetworkError::IoError(e.to_string()))?;
tracing::info!("Network keys saved for device {}", device_id);
Ok(())
}
/// Get the path for storing network keys
fn network_keys_path(device_id: &Uuid) -> Result<PathBuf> {
let data_dir = crate::config::default_data_dir()
.map_err(|e| NetworkError::TransportError(format!("Failed to get data dir: {}", e)))?;
Ok(data_dir.join("network_keys.json"))
}
Ok(Self {
device_id,
public_key,
private_key: encrypted_private_key,
device_name,
network_fingerprint,
})
}
/// Unlock the private key with password
pub fn unlock_private_key(&self, password: &str) -> Result<PrivateKey> {
PrivateKey::decrypt(&self.private_key, password)
}
/// Create network identity from existing device configuration
pub async fn from_device_manager(
device_manager: &DeviceManager,
password: &str,
) -> Result<Self> {
let device_config = device_manager.config().map_err(|e| {
NetworkError::AuthenticationFailed(format!("Failed to get device config: {}", e))
})?;
/// Verify a signature
pub fn verify_signature(&self, data: &[u8], signature: &[u8]) -> bool {
use ring::signature;
let public_key = signature::UnparsedPublicKey::new(&signature::ED25519, self.public_key.as_bytes());
public_key.verify(data, signature).is_ok()
}
// Try to load existing network keys
if let Ok(Some(keys)) = Self::load_network_keys(&device_config.id, password) {
let network_fingerprint =
NetworkFingerprint::from_device(device_config.id, &keys.public_key);
return Ok(Self {
device_id: device_config.id,
public_key: keys.public_key,
private_key: keys.encrypted_private_key,
device_name: device_config.name,
network_fingerprint,
});
}
/// Create DeviceInfo from this identity
pub fn to_device_info(&self) -> DeviceInfo {
DeviceInfo::new(
self.device_id,
self.device_name.clone(),
self.public_key.clone(),
)
}
// Generate new network keys if none exist
let private_key = PrivateKey::generate()?;
let public_key = private_key.public_key();
let encrypted_private_key = private_key.encrypt(password)?;
let network_fingerprint = NetworkFingerprint::from_device(device_config.id, &public_key);
// Save keys persistently
Self::save_network_keys(
&device_config.id,
&public_key,
&encrypted_private_key,
password,
)?;
Ok(Self {
device_id: device_config.id,
public_key,
private_key: encrypted_private_key,
device_name: device_config.name,
network_fingerprint,
})
}
/// Load network keys from device-specific storage
fn load_network_keys(device_id: &Uuid, password: &str) -> Result<Option<EncryptedNetworkKeys>> {
let path = Self::network_keys_path(device_id)?;
if !path.exists() {
return Ok(None);
}
let content =
std::fs::read_to_string(&path).map_err(|e| NetworkError::IoError(e.to_string()))?;
let keys: EncryptedNetworkKeys = serde_json::from_str(&content).map_err(|e| {
NetworkError::SerializationError(format!("Failed to parse network keys: {}", e))
})?;
// Verify we can decrypt with the provided password
let _test_key = PrivateKey::decrypt(&keys.encrypted_private_key, password)?;
Ok(Some(keys))
}
/// Save network keys to device-specific storage
fn save_network_keys(
device_id: &Uuid,
public_key: &PublicKey,
private_key: &EncryptedPrivateKey,
password: &str,
) -> Result<()> {
let path = Self::network_keys_path(device_id)?;
// Ensure parent directory exists
if let Some(parent) = path.parent() {
std::fs::create_dir_all(parent).map_err(|e| NetworkError::IoError(e.to_string()))?;
}
let keys = EncryptedNetworkKeys {
encrypted_private_key: private_key.clone(),
public_key: public_key.clone(),
salt: private_key.salt,
created_at: Utc::now(),
};
let content = serde_json::to_string_pretty(&keys).map_err(|e| {
NetworkError::SerializationError(format!("Failed to serialize network keys: {}", e))
})?;
std::fs::write(&path, content).map_err(|e| NetworkError::IoError(e.to_string()))?;
tracing::info!("Network keys saved for device {}", device_id);
Ok(())
}
/// Get the path for storing network keys
fn network_keys_path(device_id: &Uuid) -> Result<PathBuf> {
let data_dir = crate::config::default_data_dir()
.map_err(|e| NetworkError::TransportError(format!("Failed to get data dir: {}", e)))?;
Ok(data_dir.join("network_keys.json"))
}
/// Unlock the private key with password
pub fn unlock_private_key(&self, password: &str) -> Result<PrivateKey> {
PrivateKey::decrypt(&self.private_key, password)
}
/// Verify a signature
pub fn verify_signature(&self, data: &[u8], signature: &[u8]) -> bool {
use ring::signature;
let public_key =
signature::UnparsedPublicKey::new(&signature::ED25519, self.public_key.as_bytes());
public_key.verify(data, signature).is_ok()
}
/// Create DeviceInfo from this identity
pub fn to_device_info(&self) -> DeviceInfo {
DeviceInfo::new(
self.device_id,
self.device_name.clone(),
self.public_key.clone(),
)
}
}
/// Network keys stored persistently
#[derive(Serialize, Deserialize, Clone, Debug)]
pub struct EncryptedNetworkKeys {
/// Ed25519 private key encrypted with user password
pub encrypted_private_key: EncryptedPrivateKey,
/// Public key (not encrypted)
pub public_key: PublicKey,
/// Salt for key derivation
pub salt: [u8; 32],
/// When these keys were created
pub created_at: DateTime<Utc>,
/// Ed25519 private key encrypted with user password
pub encrypted_private_key: EncryptedPrivateKey,
/// Public key (not encrypted)
pub public_key: PublicKey,
/// Salt for key derivation
pub salt: [u8; 32],
/// When these keys were created
pub created_at: DateTime<Utc>,
}
/// Master key for device management
/// Master key for device management
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct MasterKey {
/// User's master password derives this
key_encryption_key: [u8; 32],
/// Encrypted with key_encryption_key - NOW USES PERSISTENT DEVICE UUIDs
device_private_keys: HashMap<Uuid, EncryptedPrivateKey>,
/// User's master password derives this
key_encryption_key: [u8; 32],
/// Encrypted with key_encryption_key - NOW USES PERSISTENT DEVICE UUIDs
device_private_keys: HashMap<Uuid, EncryptedPrivateKey>,
}
impl MasterKey {
/// Create a new master key from password
pub fn new(password: &str) -> Result<Self> {
use ring::pbkdf2;
use std::num::NonZeroU32;
/// Create a new master key from password
pub fn new(password: &str) -> Result<Self> {
use ring::pbkdf2;
use std::num::NonZeroU32;
// Generate salt for master key derivation
let mut salt = [0u8; 32];
let rng = rand::SystemRandom::new();
rng.fill(&mut salt)
.map_err(|e| NetworkError::EncryptionError(format!("Random generation failed: {:?}", e)))?;
// Generate salt for master key derivation
let mut salt = [0u8; 32];
let rng = rand::SystemRandom::new();
rng.fill(&mut salt).map_err(|e| {
NetworkError::EncryptionError(format!("Random generation failed: {:?}", e))
})?;
// Derive master key from password
let iterations = NonZeroU32::new(100_000).unwrap();
let mut key = [0u8; 32];
pbkdf2::derive(
pbkdf2::PBKDF2_HMAC_SHA256,
iterations,
&salt,
password.as_bytes(),
&mut key,
);
// Derive master key from password
let iterations = NonZeroU32::new(100_000).unwrap();
let mut key = [0u8; 32];
pbkdf2::derive(
pbkdf2::PBKDF2_HMAC_SHA256,
iterations,
&salt,
password.as_bytes(),
&mut key,
);
Ok(MasterKey {
key_encryption_key: key,
device_private_keys: HashMap::new(),
})
}
Ok(MasterKey {
key_encryption_key: key,
device_private_keys: HashMap::new(),
})
}
/// Add a device to the master key
pub fn add_device(&mut self, device_id: Uuid, private_key: EncryptedPrivateKey) {
self.device_private_keys.insert(device_id, private_key);
}
/// Add a device to the master key
pub fn add_device(&mut self, device_id: Uuid, private_key: EncryptedPrivateKey) {
self.device_private_keys.insert(device_id, private_key);
}
/// Remove a device from the master key
pub fn remove_device(&mut self, device_id: &Uuid) -> bool {
self.device_private_keys.remove(device_id).is_some()
}
/// Remove a device from the master key
pub fn remove_device(&mut self, device_id: &Uuid) -> bool {
self.device_private_keys.remove(device_id).is_some()
}
/// Get all managed device IDs
pub fn device_ids(&self) -> Vec<Uuid> {
self.device_private_keys.keys().cloned().collect()
}
/// Get all managed device IDs
pub fn device_ids(&self) -> Vec<Uuid> {
self.device_private_keys.keys().cloned().collect()
}
}
/// Device information for remote devices
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct DeviceInfo {
/// Persistent device UUID
pub device_id: Uuid,
/// Human-readable device name
pub device_name: String,
/// Network public key
pub public_key: PublicKey,
/// Network fingerprint for wire protocol
pub network_fingerprint: NetworkFingerprint,
/// Last time this device was seen
pub last_seen: DateTime<Utc>,
/// Persistent device UUID
pub device_id: Uuid,
/// Human-readable device name
pub device_name: String,
/// Network public key
pub public_key: PublicKey,
/// Network fingerprint for wire protocol
pub network_fingerprint: NetworkFingerprint,
/// Last time this device was seen
pub last_seen: DateTime<Utc>,
}
impl DeviceInfo {
pub fn new(device_id: Uuid, device_name: String, public_key: PublicKey) -> Self {
let network_fingerprint = NetworkFingerprint::from_device(device_id, &public_key);
Self {
device_id,
device_name,
public_key,
network_fingerprint,
last_seen: Utc::now(),
}
}
}
pub fn new(device_id: Uuid, device_name: String, public_key: PublicKey) -> Self {
let network_fingerprint = NetworkFingerprint::from_device(device_id, &public_key);
Self {
device_id,
device_name,
public_key,
network_fingerprint,
last_seen: Utc::now(),
}
}
}

View File

@@ -91,6 +91,15 @@ pub enum NetworkError {
#[error("Connection timeout")]
ConnectionTimeout,
#[error("Not initialized: {0}")]
NotInitialized(String),
#[error("Pairing failed: {0}")]
PairingFailed(String),
#[error("Pairing cancelled")]
PairingCancelled,
}
pub type Result<T> = std::result::Result<T, NetworkError>;

View File

@@ -199,6 +199,25 @@ impl PairingCode {
self.as_string()
}
/// Parse pairing code from space-separated string
pub fn from_string(code_str: &str) -> Result<Self> {
let words: Vec<String> = code_str.split_whitespace().map(|s| s.to_string()).collect();
if words.len() != 12 {
return Err(NetworkError::EncryptionError(format!(
"Invalid pairing code: expected 12 words, got {}", words.len()
)));
}
let words_array: [String; 12] = [
words[0].clone(), words[1].clone(), words[2].clone(), words[3].clone(),
words[4].clone(), words[5].clone(), words[6].clone(), words[7].clone(),
words[8].clone(), words[9].clone(), words[10].clone(), words[11].clone(),
];
Self::from_words(&words_array)
}
/// Get remaining time until expiration
pub fn time_remaining(&self) -> Option<Duration> {
let now = Utc::now();

View File

@@ -12,6 +12,7 @@ use uuid::Uuid;
use super::storage::{EncryptedData, SecureStorage};
use crate::device::DeviceManager;
use crate::networking::{DeviceInfo, NetworkError, NetworkIdentity, PublicKey, Result};
use crate::networking::pairing;
/// Enhanced network identity with device relationships
#[derive(Clone, Debug, Serialize, Deserialize)]
@@ -313,6 +314,19 @@ impl SessionKeys {
}
}
/// Convert from pairing SessionKeys to persistent SessionKeys
impl From<pairing::SessionKeys> for SessionKeys {
fn from(pairing_keys: pairing::SessionKeys) -> Self {
Self {
send_key: pairing_keys.send_key,
receive_key: pairing_keys.receive_key,
mac_key: pairing_keys.mac_key,
session_id: Uuid::new_v4(),
created_at: Utc::now(),
}
}
}
impl PersistentNetworkIdentity {
/// Load or create persistent network identity
pub async fn load_or_create(device_manager: &DeviceManager, password: &str) -> Result<Self> {

View File

@@ -778,6 +778,12 @@ impl PersistentConnectionManager {
.collect()
}
/// Get the core network identity for pairing operations
pub async fn get_network_identity(&self) -> Result<NetworkIdentity> {
let identity = self.local_identity.read().await;
Ok(identity.identity.clone())
}
/// Helper methods
async fn find_device_by_peer_id(&self, peer_id: &PeerId) -> Option<Uuid> {
for (device_id, connection) in &self.active_connections {

View File

@@ -8,6 +8,7 @@ pub mod connection;
pub mod identity;
pub mod manager;
pub mod messages;
pub mod pairing_bridge;
pub mod service;
pub mod storage;
@@ -41,6 +42,10 @@ pub use service::{
RealtimeSyncHandler, SpacedropHandler,
};
pub use pairing_bridge::{
PairingBridge, PairingRole, PairingSession, PairingStatus,
};
use crate::networking::Result;
/// Initialize persistent networking with default configuration

View File

@@ -0,0 +1,480 @@
//! Bridge between ephemeral pairing and persistent device management
//!
//! This module provides the critical integration between LibP2PPairingProtocol
//! (which handles the pairing process) and PersistentConnectionManager (which
//! handles long-term device relationships and connections).
use std::collections::HashMap;
use std::sync::Arc;
use std::time::Duration;
use async_trait::async_trait;
use chrono::{DateTime, Utc};
use libp2p::PeerId;
use serde::{Deserialize, Serialize};
use tokio::sync::{mpsc, RwLock, oneshot};
use tokio::task::JoinHandle;
use tokio::time::{timeout, sleep};
use uuid::Uuid;
use tracing::{info, warn, error, debug};
use crate::networking::{DeviceInfo, Result, NetworkError};
use crate::networking::pairing::{
protocol::LibP2PPairingProtocol,
PairingUserInterface,
PairingState,
SessionKeys,
PairingCode
};
use crate::networking::identity::NetworkIdentity;
use super::{TrustLevel};
use super::service::NetworkingServiceRef;
/// Session information for active pairing attempts
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PairingSession {
pub id: Uuid,
pub code: String,
pub expires_at: DateTime<Utc>,
pub role: PairingRole,
pub status: PairingStatus,
pub auto_accept: bool,
}
impl PairingSession {
pub fn expires_in_seconds(&self) -> u32 {
let now = Utc::now();
if self.expires_at > now {
(self.expires_at - now).num_seconds() as u32
} else {
0
}
}
}
/// Role in the pairing process
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum PairingRole {
Initiator,
Joiner,
}
/// Current status of a pairing session
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum PairingStatus {
WaitingForConnection,
Connected,
Authenticating,
Completed,
Failed(String),
Cancelled,
}
/// Bridge between pairing protocol and persistent networking
pub struct PairingBridge {
/// Networking service for persistence integration
networking_service: Arc<NetworkingServiceRef>,
/// Active pairing sessions
active_sessions: Arc<RwLock<HashMap<Uuid, PairingSession>>>,
/// Task handles for active pairing operations
pairing_tasks: Arc<RwLock<HashMap<Uuid, JoinHandle<()>>>>,
/// Network identity for creating pairing protocols
network_identity: NetworkIdentity,
/// Password for pairing operations
password: String,
}
impl PairingBridge {
/// Create a new pairing bridge
pub fn new(
networking_service: Arc<NetworkingServiceRef>,
network_identity: NetworkIdentity,
password: String,
) -> Self {
Self {
networking_service,
active_sessions: Arc::new(RwLock::new(HashMap::new())),
pairing_tasks: Arc::new(RwLock::new(HashMap::new())),
network_identity,
password,
}
}
/// Start pairing as initiator with automatic device registration on success
pub async fn start_pairing_as_initiator(&self, auto_accept: bool) -> Result<PairingSession> {
let session_id = Uuid::new_v4();
let expires_at = Utc::now() + chrono::Duration::seconds(300); // 5 minutes
info!("Starting pairing as initiator with session ID: {}", session_id);
// Create initial session record
let mut session = PairingSession {
id: session_id,
code: String::new(), // Will be filled when protocol generates it
expires_at,
role: PairingRole::Initiator,
status: PairingStatus::WaitingForConnection,
auto_accept,
};
// Store initial session
{
let mut sessions = self.active_sessions.write().await;
sessions.insert(session_id, session.clone());
}
// Clone necessary data for the LocalSet execution
let network_identity = self.network_identity.clone();
let password = self.password.clone();
let networking_service = self.networking_service.clone();
let active_sessions = self.active_sessions.clone();
// Execute pairing protocol on LocalSet to avoid Send requirements
let local_set = tokio::task::LocalSet::new();
let result = local_set.run_until(async {
Self::run_initiator_protocol_task(
session_id,
auto_accept,
network_identity,
password,
networking_service,
active_sessions.clone(),
).await
}).await;
// Update session with result
let mut sessions = self.active_sessions.write().await;
if let Some(stored_session) = sessions.get_mut(&session_id) {
match result {
Ok(code) => {
stored_session.code = code;
stored_session.status = PairingStatus::WaitingForConnection;
info!("Pairing code generated for session {}", session_id);
}
Err(e) => {
stored_session.status = PairingStatus::Failed(e.to_string());
error!("Initiator pairing failed for session {}: {}", session_id, e);
}
}
}
// Return updated session with pairing code
Ok(sessions.get(&session_id).cloned().unwrap_or(session))
}
/// Join pairing session with automatic device registration on success
pub async fn join_pairing_session(&self, code: String) -> Result<()> {
let session_id = Uuid::new_v4();
info!("Joining pairing session with code: {} (session {})",
code.split_whitespace().take(3).collect::<Vec<_>>().join(" ") + "...",
session_id);
// Create session record
let session = PairingSession {
id: session_id,
code: code.clone(),
expires_at: Utc::now() + chrono::Duration::seconds(300),
role: PairingRole::Joiner,
status: PairingStatus::WaitingForConnection,
auto_accept: true, // Joiners implicitly accept by joining
};
// Store session
{
let mut sessions = self.active_sessions.write().await;
sessions.insert(session_id, session);
}
// Clone necessary data for the LocalSet execution
let network_identity = self.network_identity.clone();
let password = self.password.clone();
let networking_service = self.networking_service.clone();
let active_sessions = self.active_sessions.clone();
// Execute pairing protocol on LocalSet to avoid Send requirements
let local_set = tokio::task::LocalSet::new();
let result = local_set.run_until(async {
Self::run_joiner_protocol_task(
session_id,
code,
network_identity,
password,
networking_service,
active_sessions.clone(),
).await
}).await;
// Update session with result
let mut sessions = self.active_sessions.write().await;
if let Some(stored_session) = sessions.get_mut(&session_id) {
match result {
Ok(()) => {
stored_session.status = PairingStatus::Completed;
info!("Pairing completed successfully for session {}", session_id);
}
Err(e) => {
stored_session.status = PairingStatus::Failed(e.to_string());
error!("Joiner pairing failed for session {}: {}", session_id, e);
return Err(e);
}
}
}
Ok(())
}
/// Get status of all active pairing sessions
pub async fn get_pairing_status(&self) -> Vec<PairingSession> {
let sessions = self.active_sessions.read().await;
sessions.values().cloned().collect()
}
/// Cancel an active pairing session
pub async fn cancel_pairing(&self, session_id: Uuid) -> Result<()> {
info!("Cancelling pairing session: {}", session_id);
// Update session status and remove it
{
let mut sessions = self.active_sessions.write().await;
if let Some(session) = sessions.get_mut(&session_id) {
session.status = PairingStatus::Cancelled;
}
// Remove immediately since we're not using background tasks
sessions.remove(&session_id);
}
// Clean up any remaining task handles
{
let mut tasks = self.pairing_tasks.write().await;
tasks.remove(&session_id);
}
Ok(())
}
/// Static task method for initiator protocol (Send-safe)
async fn run_initiator_protocol_task(
session_id: Uuid,
auto_accept: bool,
network_identity: NetworkIdentity,
password: String,
networking_service: Arc<NetworkingServiceRef>,
active_sessions: Arc<RwLock<HashMap<Uuid, PairingSession>>>,
) -> Result<String> {
// Create LibP2PPairingProtocol
let device_info = network_identity.to_device_info();
let private_key = network_identity.unlock_private_key(&password)?;
let mut protocol = LibP2PPairingProtocol::new(
&network_identity,
device_info,
private_key,
&password,
).await?;
// Start listening
let _listening_addrs = protocol.start_listening().await?;
// Create UI interface for pairing
let ui = BridgePairingUI::new(session_id, active_sessions);
// Start pairing as initiator
let (remote_device, session_keys) = protocol.start_as_initiator(&ui).await?;
// Register device with persistent networking
Self::handle_pairing_complete(remote_device, session_keys, networking_service).await?;
// Get the generated pairing code from the session
let sessions = ui.sessions.read().await;
if let Some(session) = sessions.get(&session_id) {
Ok(session.code.clone())
} else {
Err(NetworkError::NotInitialized("Session not found".to_string()))
}
}
/// Static task method for joiner protocol (Send-safe)
async fn run_joiner_protocol_task(
session_id: Uuid,
code: String,
network_identity: NetworkIdentity,
password: String,
networking_service: Arc<NetworkingServiceRef>,
active_sessions: Arc<RwLock<HashMap<Uuid, PairingSession>>>,
) -> Result<()> {
// Create LibP2PPairingProtocol
let device_info = network_identity.to_device_info();
let private_key = network_identity.unlock_private_key(&password)?;
let mut protocol = LibP2PPairingProtocol::new(
&network_identity,
device_info,
private_key,
&password,
).await?;
// Start listening
let _listening_addrs = protocol.start_listening().await?;
// Create UI interface for pairing
let ui = BridgePairingUI::new(session_id, active_sessions);
// Parse pairing code from string
let pairing_code = PairingCode::from_string(&code)?;
// Start pairing as joiner
let (remote_device, session_keys) = protocol.start_as_joiner(&ui, pairing_code).await?;
// Register device with persistent networking
Self::handle_pairing_complete(remote_device, session_keys, networking_service).await?;
Ok(())
}
/// Static method to handle pairing completion (Send-safe)
async fn handle_pairing_complete(
remote_device: DeviceInfo,
session_keys: SessionKeys,
networking_service: Arc<NetworkingServiceRef>,
) -> Result<()> {
info!("Pairing completed successfully with device: {} ({})",
remote_device.device_name, remote_device.device_id);
// Convert pairing SessionKeys to persistent SessionKeys
let persistent_keys = crate::networking::persistent::SessionKeys::from(session_keys);
// Add device to persistent networking service
networking_service
.add_paired_device(remote_device, persistent_keys)
.await?;
Ok(())
}
/// Called when LibP2PPairingProtocol completes successfully (legacy method for compatibility)
async fn on_pairing_complete(
&self,
remote_device: DeviceInfo,
session_keys: SessionKeys,
session_id: Uuid,
) -> Result<()> {
// Use the static method
Self::handle_pairing_complete(remote_device, session_keys, self.networking_service.clone()).await?;
// Update session status
{
let mut sessions = self.active_sessions.write().await;
if let Some(session) = sessions.get_mut(&session_id) {
session.status = PairingStatus::Completed;
}
}
// Clean up session after success (synchronous cleanup)
tokio::time::sleep(Duration::from_secs(30)).await; // Keep session for status queries
let mut sessions = self.active_sessions.write().await;
sessions.remove(&session_id);
let mut tasks = self.pairing_tasks.write().await;
tasks.remove(&session_id);
Ok(())
}
/// Mark session as failed
async fn mark_session_failed(&self, session_id: Uuid, reason: String) {
let mut sessions = self.active_sessions.write().await;
if let Some(session) = sessions.get_mut(&session_id) {
session.status = PairingStatus::Failed(reason);
}
}
}
impl Clone for PairingBridge {
fn clone(&self) -> Self {
Self {
networking_service: self.networking_service.clone(),
active_sessions: self.active_sessions.clone(),
pairing_tasks: self.pairing_tasks.clone(),
network_identity: self.network_identity.clone(),
password: self.password.clone(),
}
}
}
/// UI interface for pairing that updates session status
struct BridgePairingUI {
session_id: Uuid,
sessions: Arc<RwLock<HashMap<Uuid, PairingSession>>>,
}
impl BridgePairingUI {
fn new(
session_id: Uuid,
sessions: Arc<RwLock<HashMap<Uuid, PairingSession>>>,
) -> Self {
Self { session_id, sessions }
}
async fn update_session_status(&self, status: PairingStatus) {
let mut sessions = self.sessions.write().await;
if let Some(session) = sessions.get_mut(&self.session_id) {
session.status = status;
}
}
async fn update_session_code(&self, code: String) {
let mut sessions = self.sessions.write().await;
if let Some(session) = sessions.get_mut(&self.session_id) {
session.code = code;
}
}
}
#[async_trait]
impl PairingUserInterface for BridgePairingUI {
async fn confirm_pairing(&self, _device_info: &DeviceInfo) -> crate::networking::Result<bool> {
// For now, always auto-approve in persistent pairing
// In the future, this could check the session's auto_accept flag
// and potentially prompt the user through the daemon/CLI interface
Ok(true)
}
async fn show_pairing_progress(&self, state: PairingState) {
let status = match &state {
PairingState::GeneratingCode => PairingStatus::WaitingForConnection,
PairingState::Broadcasting => PairingStatus::WaitingForConnection,
PairingState::Scanning => PairingStatus::WaitingForConnection,
PairingState::Connecting => PairingStatus::Connected,
PairingState::Authenticating => PairingStatus::Authenticating,
PairingState::ExchangingKeys => PairingStatus::Authenticating,
PairingState::EstablishingSession => PairingStatus::Authenticating,
PairingState::Completed => PairingStatus::Completed,
PairingState::Failed(reason) => PairingStatus::Failed(reason.clone()),
_ => return, // Don't update for other states
};
debug!("Pairing progress for session {}: {:?}", self.session_id, state);
self.update_session_status(status).await;
}
async fn show_pairing_error(&self, error: &crate::networking::NetworkError) {
error!("Pairing error for session {}: {}", self.session_id, error);
self.update_session_status(PairingStatus::Failed(error.to_string())).await;
}
async fn show_pairing_code(&self, code: &str, expires_in_seconds: u32) {
info!("Generated pairing code: {} (expires in {} seconds)", code, expires_in_seconds);
self.update_session_code(code.to_string()).await;
}
async fn prompt_pairing_code(&self) -> crate::networking::Result<[String; 12]> {
// This shouldn't be called in the bridge implementation
// since we receive the pairing code from the user via CLI
Err(crate::networking::NetworkError::NotInitialized(
"prompt_pairing_code not supported in bridge implementation".to_string()
))
}
}

View File

@@ -14,9 +14,10 @@ use super::{
identity::SessionKeys,
manager::{NetworkEvent, PersistentConnectionManager},
messages::DeviceMessage,
pairing_bridge::{PairingBridge, PairingSession, PairingStatus},
};
use crate::device::DeviceManager;
use crate::networking::{DeviceInfo, Result};
use crate::networking::{DeviceInfo, NetworkError, Result};
/// Trait for handling specific protocol messages
#[async_trait]
@@ -35,6 +36,27 @@ pub trait ProtocolHandler: Send + Sync {
fn supported_messages(&self) -> Vec<&str>;
}
/// Lightweight reference to core networking service components (cloneable)
#[derive(Clone)]
pub struct NetworkingServiceRef {
/// Persistent connection manager
connection_manager: Arc<RwLock<PersistentConnectionManager>>,
/// Device manager reference
device_manager: Arc<DeviceManager>,
}
impl NetworkingServiceRef {
/// Add a paired device to the network
pub async fn add_paired_device(
&self,
device_info: DeviceInfo,
session_keys: SessionKeys,
) -> Result<()> {
let mut manager = self.connection_manager.write().await;
manager.add_paired_device(device_info, session_keys).await
}
}
/// Integration with the core Spacedrive system
pub struct NetworkingService {
/// Persistent connection manager
@@ -52,6 +74,9 @@ pub struct NetworkingService {
/// Device manager reference
device_manager: Arc<DeviceManager>,
/// Pairing bridge for device pairing operations
pairing_bridge: Option<Arc<PairingBridge>>,
/// Service state
is_running: bool,
}
@@ -95,6 +120,7 @@ impl NetworkingService {
event_sender,
protocol_handlers: HashMap::new(),
device_manager,
pairing_bridge: None, // Will be initialized when networking is started
is_running: false,
})
}
@@ -378,6 +404,68 @@ impl NetworkingService {
Ok(manager.get_connected_devices())
}
/// Initialize pairing bridge with network identity and password
pub async fn init_pairing(&mut self, password: String) -> Result<()> {
if self.pairing_bridge.is_some() {
return Ok(()); // Already initialized
}
// Get network identity from connection manager
let network_identity = {
let manager = self.connection_manager.read().await;
manager.get_network_identity().await?
};
// Create pairing bridge
let networking_service_ref = Arc::new(NetworkingServiceRef {
connection_manager: self.connection_manager.clone(),
device_manager: self.device_manager.clone(),
});
let pairing_bridge = Arc::new(PairingBridge::new(
networking_service_ref,
network_identity,
password,
));
self.pairing_bridge = Some(pairing_bridge);
tracing::info!("Pairing bridge initialized successfully");
Ok(())
}
/// Start pairing as initiator with persistence integration
pub async fn start_pairing_as_initiator(&self, auto_accept: bool) -> Result<PairingSession> {
let bridge = self.pairing_bridge.as_ref()
.ok_or_else(|| NetworkError::NotInitialized("Pairing bridge not initialized. Call init_pairing() first.".to_string()))?;
bridge.start_pairing_as_initiator(auto_accept).await
}
/// Join pairing session with persistence integration
pub async fn join_pairing_session(&self, code: String) -> Result<()> {
let bridge = self.pairing_bridge.as_ref()
.ok_or_else(|| NetworkError::NotInitialized("Pairing bridge not initialized. Call init_pairing() first.".to_string()))?;
bridge.join_pairing_session(code).await
}
/// Get status of active pairing sessions
pub async fn get_pairing_status(&self) -> Vec<PairingSession> {
if let Some(bridge) = &self.pairing_bridge {
bridge.get_pairing_status().await
} else {
Vec::new()
}
}
/// Cancel active pairing session
pub async fn cancel_pairing(&self, session_id: Uuid) -> Result<()> {
let bridge = self.pairing_bridge.as_ref()
.ok_or_else(|| NetworkError::NotInitialized("Pairing bridge not initialized. Call init_pairing() first.".to_string()))?;
bridge.cancel_pairing(session_id).await
}
/// Add a paired device to the network
pub async fn add_paired_device(
&self,

View File

@@ -200,9 +200,12 @@ impl Core {
info!("Initializing persistent networking...");
// Initialize the persistent networking service
let networking_service =
let mut networking_service =
networking::init_persistent_networking(self.device.clone(), password).await?;
// Initialize pairing bridge
networking_service.init_pairing(password.to_string()).await?;
// Store the service in the Core
self.networking = Some(Arc::new(RwLock::new(networking_service)));
@@ -428,20 +431,15 @@ impl Core {
&self,
auto_accept: bool,
) -> Result<(String, u32), Box<dyn std::error::Error>> {
if self.networking.is_none() {
return Err("Networking not initialized. Call init_networking() first.".into());
}
let networking = self.networking.as_ref()
.ok_or("Networking not initialized. Call init_networking() first.")?;
// Generate a real BIP39 pairing code using the existing infrastructure
let pairing_code = networking::pairing::PairingCode::generate()?;
let code_string = pairing_code.words.join(" ");
let service = networking.read().await;
let session = service.start_pairing_as_initiator(auto_accept).await?;
info!("Generated pairing code for initiator with auto_accept: {}", auto_accept);
// TODO: Integrate with persistent networking service to actually start the pairing protocol
// This requires extending NetworkingService to support pairing operations
// For now, return the real generated code
Ok((code_string, 300))
let code = session.code.clone();
let expires_in = session.expires_in_seconds();
Ok((code, expires_in))
}
/// Start pairing as a joiner (connects using pairing code)
@@ -449,29 +447,11 @@ impl Core {
&self,
code: &str,
) -> Result<(), Box<dyn std::error::Error>> {
if self.networking.is_none() {
return Err("Networking not initialized. Call init_networking() first.".into());
}
let networking = self.networking.as_ref()
.ok_or("Networking not initialized. Call init_networking() first.")?;
// Parse and validate pairing code using the existing infrastructure
let words: Vec<String> = code.split_whitespace().map(|s| s.to_string()).collect();
if words.len() != 12 {
return Err("Invalid pairing code format. Expected 12 words.".into());
}
let word_array = [
words[0].clone(), words[1].clone(), words[2].clone(), words[3].clone(),
words[4].clone(), words[5].clone(), words[6].clone(), words[7].clone(),
words[8].clone(), words[9].clone(), words[10].clone(), words[11].clone(),
];
let _pairing_code = networking::pairing::PairingCode::from_words(&word_array)?;
info!("Starting pairing as joiner with code: {}", code);
// TODO: Integrate with persistent networking service to actually start the pairing protocol
// This requires extending NetworkingService to support pairing operations
// The real implementation would use LibP2PPairingProtocol::start_as_joiner()
let service = networking.read().await;
service.join_pairing_session(code.to_string()).await?;
Ok(())
}
@@ -479,36 +459,59 @@ impl Core {
/// Get current pairing status
pub async fn get_pairing_status(
&self,
) -> Result<(String, Option<crate::networking::DeviceInfo>), Box<dyn std::error::Error>> {
// TODO: Implement proper pairing status tracking
Ok(("no_active_pairing".to_string(), None))
) -> Result<Vec<networking::persistent::PairingSession>, Box<dyn std::error::Error>> {
let networking = self.networking.as_ref()
.ok_or("Networking not initialized. Call init_networking() first.")?;
let service = networking.read().await;
Ok(service.get_pairing_status().await)
}
/// List pending pairing requests
/// List pending pairing requests (converted from active pairing sessions)
pub async fn list_pending_pairings(
&self,
) -> Result<Vec<PendingPairingRequest>, Box<dyn std::error::Error>> {
// TODO: Implement pending pairing request storage and retrieval
Ok(Vec::new())
let sessions = self.get_pairing_status().await?;
// Convert active pairing sessions to pending requests
let pending_requests: Vec<PendingPairingRequest> = sessions
.into_iter()
.filter(|session| matches!(session.status, networking::persistent::PairingStatus::WaitingForConnection))
.map(|session| PendingPairingRequest {
request_id: session.id,
device_id: session.id, // Use session ID as device ID for now
device_name: "Unknown Device".to_string(), // Would be filled from actual device info
received_at: chrono::Utc::now(), // Would be actual timestamp
})
.collect();
Ok(pending_requests)
}
/// Accept a pairing request
/// Accept a pairing request (cancel pairing session if rejecting)
pub async fn accept_pairing_request(
&self,
request_id: uuid::Uuid,
) -> Result<(), Box<dyn std::error::Error>> {
// TODO: Implement pairing request acceptance
info!("Accepting pairing request: {}", request_id);
// In the persistent pairing system, acceptance is handled automatically
// This method exists for API compatibility but doesn't need to do anything
// since the pairing bridge handles acceptance based on auto_accept flag
info!("Accepting pairing request: {} (handled automatically by pairing bridge)", request_id);
Ok(())
}
/// Reject a pairing request
/// Reject a pairing request (cancel the pairing session)
pub async fn reject_pairing_request(
&self,
request_id: uuid::Uuid,
) -> Result<(), Box<dyn std::error::Error>> {
// TODO: Implement pairing request rejection
info!("Rejecting pairing request: {}", request_id);
let networking = self.networking.as_ref()
.ok_or("Networking not initialized. Call init_networking() first.")?;
let service = networking.read().await;
service.cancel_pairing(request_id).await?;
info!("Rejected pairing request: {}", request_id);
Ok(())
}
}