@NotNull
private Map<String, Ref> getRemoteRefs(@NotNull Repository db, @NotNull GitVcsRoot gitRoot)
throws Exception {
long retryInterval = myConfig.getConnectionRetryIntervalMillis();
int attemptsLeft = myConfig.getConnectionRetryAttempts();
while (true) {
final long start = System.currentTimeMillis();
Transport transport = null;
FetchConnection connection = null;
try {
transport =
myTransportFactory.createTransport(
db, gitRoot.getRepositoryFetchURL(), gitRoot.getAuthSettings());
connection = transport.openFetch();
return connection.getRefsMap();
} catch (NotSupportedException nse) {
throw friendlyNotSupportedException(gitRoot, nse);
} catch (TransportException te) {
attemptsLeft--;
if (isRecoverable(te) && attemptsLeft > 0) {
LOG.warn(
"List remote refs failed: "
+ te.getMessage()
+ ", "
+ attemptsLeft
+ " attempt(s) left");
} else {
throw friendlyTransportException(te, gitRoot);
}
} catch (WrongPassphraseException e) {
throw new VcsException(e.getMessage(), e);
} finally {
if (connection != null) connection.close();
if (transport != null) transport.close();
final long finish = System.currentTimeMillis();
PERFORMANCE_LOG.debug(
"[getRemoteRefs] repository: "
+ LogUtil.describe(gitRoot)
+ ", took "
+ (finish - start)
+ "ms");
}
Thread.sleep(retryInterval);
retryInterval *= 2;
}
}
private boolean isRecoverable(@NotNull TransportException e) {
String message = e.getMessage();
if (message == null) return false;
if (message.contains("Connection timed out") || message.contains("Connection time out")) {
return true;
}
Throwable cause = e.getCause();
if (cause instanceof JSchException) {
return message.contains("Session.connect: java.net.SocketException: Connection reset")
|| message.contains(
"Session.connect: java.net.SocketException: Software caused connection abort")
|| message.contains("connection is closed by foreign host")
|| message.contains("java.net.UnknownHostException:")
|| // TW-31027
message.contains("com.jcraft.jsch.JSchException: verify: false"); // TW-31175
}
return false;
}
@Test
public void testListRemote_Smart_UploadPackNeedsAuth() throws Exception {
Repository dst = createBareRepository();
Transport t = Transport.open(dst, smartAuthBasicURI);
try {
try {
t.openFetch();
fail("connection opened even though service disabled");
} catch (TransportException err) {
String exp = smartAuthBasicURI + ": " + JGitText.get().notAuthorized;
assertEquals(exp, err.getMessage());
}
} finally {
t.close();
}
}
@Test
public void testListRemote_Dumb_NeedsAuth() throws Exception {
Repository dst = createBareRepository();
Transport t = Transport.open(dst, dumbAuthBasicURI);
try {
try {
t.openFetch();
fail("connection opened even info/refs needs auth basic");
} catch (TransportException err) {
String exp = dumbAuthBasicURI + ": " + JGitText.get().notAuthorized;
assertEquals(exp, err.getMessage());
}
} finally {
t.close();
}
}
@Test
public void testListRemote_Smart_UploadPackDisabled() throws Exception {
FileRepository src = remoteRepository.getRepository();
final FileBasedConfig cfg = src.getConfig();
cfg.setBoolean("http", null, "uploadpack", false);
cfg.save();
Repository dst = createBareRepository();
Transport t = Transport.open(dst, smartAuthNoneURI);
try {
try {
t.openFetch();
fail("connection opened even though service disabled");
} catch (TransportException err) {
String exp = smartAuthNoneURI + ": git-upload-pack not permitted";
assertEquals(exp, err.getMessage());
}
} finally {
t.close();
}
}
@Test
public void testListRemote_Dumb_Auth() throws Exception {
Repository dst = createBareRepository();
Transport t = Transport.open(dst, dumbAuthBasicURI);
t.setCredentialsProvider(
new UsernamePasswordCredentialsProvider(AppServer.username, AppServer.password));
try {
t.openFetch();
} finally {
t.close();
}
t = Transport.open(dst, dumbAuthBasicURI);
t.setCredentialsProvider(new UsernamePasswordCredentialsProvider(AppServer.username, ""));
try {
t.openFetch();
fail("connection opened even info/refs needs auth basic and we provide wrong password");
} catch (TransportException err) {
String exp = dumbAuthBasicURI + ": " + JGitText.get().notAuthorized;
assertEquals(exp, err.getMessage());
} finally {
t.close();
}
}