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DTLS: Use own thread for connection establishment

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This commit is contained in:
Marvin W 2021-12-19 22:36:26 +01:00
parent b07c4187ef
commit b1c1751cc4
1 changed files with 30 additions and 22 deletions
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52
plugins/ice/src/dtls_srtp.vala
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@ -112,6 +112,19 @@ public class Handler {
}
public async Xmpp.Xep.Jingle.ContentEncryption? setup_dtls_connection() {
MainContext context = MainContext.current_source().get_context();
var thread = new Thread<Xmpp.Xep.Jingle.ContentEncryption>("dtls-connection", () => {
var res = setup_dtls_connection_thread();
Source source = new IdleSource();
source.set_callback(setup_dtls_connection.callback);
source.attach(context);
return res;
});
yield;
return thread.join();
}
private Xmpp.Xep.Jingle.ContentEncryption? setup_dtls_connection_thread() {
buffer_mutex.lock();
if (stop) {
restart = true;
@ -146,28 +159,23 @@ public class Handler {
session.set_push_function(push_function);
session.set_verify_function(verify_function);
Thread<int> thread = new Thread<int> (null, () => {
DateTime maximum_time = new DateTime.now_utc().add_seconds(20);
do {
err = session.handshake();
DateTime maximum_time = new DateTime.now_utc().add_seconds(20);
do {
err = session.handshake();
DateTime current_time = new DateTime.now_utc();
if (maximum_time.compare(current_time) < 0) {
warning("DTLS handshake timeouted");
err = ErrorCode.APPLICATION_ERROR_MIN + 1;
break;
}
if (stop) {
debug("DTLS handshake stopped");
err = ErrorCode.APPLICATION_ERROR_MIN + 2;
break;
}
} while (err < 0 && !((ErrorCode)err).is_fatal());
DateTime current_time = new DateTime.now_utc();
if (maximum_time.compare(current_time) < 0) {
warning("DTLS handshake timeouted");
err = ErrorCode.APPLICATION_ERROR_MIN + 1;
break;
}
if (stop) {
debug("DTLS handshake stopped");
err = ErrorCode.APPLICATION_ERROR_MIN + 2;
break;
}
} while (err < 0 && !((ErrorCode)err).is_fatal());
Idle.add(setup_dtls_connection.callback);
return err;
});
yield;
err = thread.join();
buffer_mutex.lock();
if (stop) {
stop = false;
@ -176,7 +184,7 @@ public class Handler {
buffer_mutex.unlock();
if (restart) {
debug("Restarting DTLS handshake");
return yield setup_dtls_connection();
return setup_dtls_connection_thread();
}
return null;
}