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fix

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lollipopkit🏳️‍⚧️
2026-01-15 12:41:10 +08:00
parent 7d30af44d6
commit 928f2becf1
1 changed files with 49 additions and 30 deletions
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79
lib/core/utils/server.dart
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@@ -217,37 +217,19 @@ Future<SSHClient> _genClientInternal(
final hops = _resolveMergedJumpChainInternal(spi, resolveSpi: resolveSpi);
if (hops.isNotEmpty) {
// Build multi-hop forward chain with dedup/merge.
final firstHop = hops.first;
final firstKey = resolveHopPrivateKey(firstHop);
if (firstHop.keyId != null && firstKey == null) {
throw SSHErr(type: SSHErrType.noPrivateKey, message: l10n.privateKeyNotFoundFmt(firstHop.keyId ?? ''));
}
final createdClients = <SSHClient>[];
SSHClient? currentClient;
var currentClient = await _genClientInternal(
firstHop,
privateKey: firstKey,
jumpChain: jumpChain,
jumpPrivateKeys: jumpPrivateKeys,
timeout: timeout,
onKeyboardInteractive: onKeyboardInteractive,
knownHostFingerprints: hostKeyCache,
onHostKeyAccepted: hostKeyPersist,
onHostKeyPrompt: hostKeyPrompt,
visited: visited,
followJumpConfig: false,
);
for (var i = 1; i < hops.length; i++) {
final hop = hops[i];
final forwarded = await currentClient.forwardLocal(hop.ip, hop.port);
final hopKey = resolveHopPrivateKey(hop);
if (hop.keyId != null && hopKey == null) {
throw SSHErr(type: SSHErrType.noPrivateKey, message: l10n.privateKeyNotFoundFmt(hop.keyId ?? ''));
try {
final firstHop = hops.first;
final firstKey = resolveHopPrivateKey(firstHop);
if (firstHop.keyId != null && firstKey == null) {
throw SSHErr(type: SSHErrType.noPrivateKey, message: l10n.privateKeyNotFoundFmt(firstHop.keyId ?? ''));
}
currentClient = await _genClientInternal(
hop,
privateKey: hopKey,
firstHop,
privateKey: firstKey,
jumpChain: jumpChain,
jumpPrivateKeys: jumpPrivateKeys,
timeout: timeout,
@@ -256,12 +238,49 @@ Future<SSHClient> _genClientInternal(
onHostKeyAccepted: hostKeyPersist,
onHostKeyPrompt: hostKeyPrompt,
visited: visited,
socketOverride: forwarded,
followJumpConfig: false,
);
}
createdClients.add(currentClient);
return await currentClient.forwardLocal(spi.ip, spi.port);
for (var i = 1; i < hops.length; i++) {
final hop = hops[i];
final forwarded = await currentClient!.forwardLocal(hop.ip, hop.port);
final hopKey = resolveHopPrivateKey(hop);
if (hop.keyId != null && hopKey == null) {
throw SSHErr(type: SSHErrType.noPrivateKey, message: l10n.privateKeyNotFoundFmt(hop.keyId ?? ''));
}
currentClient = await _genClientInternal(
hop,
privateKey: hopKey,
jumpChain: jumpChain,
jumpPrivateKeys: jumpPrivateKeys,
timeout: timeout,
onKeyboardInteractive: onKeyboardInteractive,
knownHostFingerprints: hostKeyCache,
onHostKeyAccepted: hostKeyPersist,
onHostKeyPrompt: hostKeyPrompt,
visited: visited,
socketOverride: forwarded,
followJumpConfig: false,
);
createdClients.add(currentClient);
}
return await currentClient!.forwardLocal(spi.ip, spi.port);
} catch (e) {
// Close all created clients on error to avoid leaks
for (final client in createdClients) {
try {
client.close();
} catch (_) {
// Ignore close errors during cleanup
}
}
rethrow;
}
// Note: On success, all intermediate clients must remain open
// because the returned socket tunnels through them.
}
}