Examples with WrongHost io.pravega.shared.protocol.netty.WireCommands.WrongHost used on opensource projects

Example 1 with WrongHost

use of io.pravega.shared.protocol.netty.WireCommands.WrongHost in project pravega by pravega.

the class AppendProcessor method handleException.

private void handleException(UUID writerId, long requestId, String segment, String doingWhat, Throwable u) {
    if (u == null) {
        IllegalStateException exception = new IllegalStateException("No exception to handle.");
        log.error("Append processor: Error {} on segment = '{}'", doingWhat, segment, exception);
        throw exception;
    }
    u = Exceptions.unwrap(u);
    if (u instanceof StreamSegmentExistsException) {
        log.warn("Segment '{}' already exists and {} cannot perform operation '{}'.", segment, writerId, doingWhat);
        connection.send(new SegmentAlreadyExists(requestId, segment));
    } else if (u instanceof StreamSegmentNotExistsException) {
        log.warn("Segment '{}' does not exist and {} cannot perform operation '{}'.", segment, writerId, doingWhat);
        connection.send(new NoSuchSegment(requestId, segment));
    } else if (u instanceof StreamSegmentSealedException) {
        log.info("Segment '{}' is sealed and {} cannot perform operation '{}'.", segment, writerId, doingWhat);
        connection.send(new SegmentIsSealed(requestId, segment));
    } else if (u instanceof ContainerNotFoundException) {
        int containerId = ((ContainerNotFoundException) u).getContainerId();
        log.warn("Wrong host. Segment '{}' (Container {}) is not owned and {} cannot perform operation '{}'.", segment, containerId, writerId, doingWhat);
        connection.send(new WrongHost(requestId, segment, ""));
    } else if (u instanceof BadAttributeUpdateException) {
        log.warn("Bad attribute update by {} on segment {}.", writerId, segment, u);
        connection.send(new InvalidEventNumber(writerId, requestId));
        connection.close();
    } else if (u instanceof TooManyAttributesException) {
        log.warn("Attribute limit would be exceeded by {} on segment {}.", writerId, segment, u);
        connection.send(new InvalidEventNumber(writerId, requestId));
        connection.close();
    } else if (u instanceof AuthenticationException) {
        log.warn("Token check failed while being written by {} on segment {}.", writerId, segment, u);
        connection.send(new WireCommands.AuthTokenCheckFailed(requestId));
        connection.close();
    } else if (u instanceof UnsupportedOperationException) {
        log.warn("Unsupported Operation '{}'.", doingWhat, u);
        connection.send(new OperationUnsupported(requestId, doingWhat));
    } else {
        log.error("Error (Segment = '{}', Operation = 'append')", segment, u);
        // Closing connection should reinitialize things, and hopefully fix the problem
        connection.close();
    }
}

Example 2 with WrongHost

use of io.pravega.shared.protocol.netty.WireCommands.WrongHost in project pravega by pravega.

the class MockController method createSegmentTx.

private CompletableFuture<Void> createSegmentTx(UUID txId, Segment segment) {
    CompletableFuture<Void> result = new CompletableFuture<>();
    FailingReplyProcessor replyProcessor = new FailingReplyProcessor() {

        @Override
        public void connectionDropped() {
            result.completeExceptionally(new ConnectionClosedException());
        }

        @Override
        public void wrongHost(WrongHost wrongHost) {
            result.completeExceptionally(new UnsupportedOperationException());
        }

        @Override
        public void transactionCreated(TransactionCreated transactionCreated) {
            result.complete(null);
        }

        @Override
        public void processingFailure(Exception error) {
            result.completeExceptionally(error);
        }

        @Override
        public void authTokenCheckFailed(WireCommands.AuthTokenCheckFailed authTokenCheckFailed) {
            result.completeExceptionally(new AuthenticationException(authTokenCheckFailed.toString()));
        }
    };
    sendRequestOverNewConnection(new CreateTransaction(idGenerator.get(), segment.getScopedName(), txId, ""), replyProcessor, result);
    return result;
}

Example 3 with WrongHost

use of io.pravega.shared.protocol.netty.WireCommands.WrongHost in project pravega by pravega.

the class MockController method deleteSegment.

private boolean deleteSegment(String name, PravegaNodeUri uri) {
    CompletableFuture<Boolean> result = new CompletableFuture<>();
    FailingReplyProcessor replyProcessor = new FailingReplyProcessor() {

        @Override
        public void connectionDropped() {
            result.completeExceptionally(new ConnectionClosedException());
        }

        @Override
        public void wrongHost(WireCommands.WrongHost wrongHost) {
            result.completeExceptionally(new UnsupportedOperationException());
        }

        @Override
        public void segmentDeleted(WireCommands.SegmentDeleted segmentDeleted) {
            result.complete(true);
        }

        @Override
        public void noSuchSegment(WireCommands.NoSuchSegment noSuchSegment) {
            result.complete(false);
        }

        @Override
        public void processingFailure(Exception error) {
            result.completeExceptionally(error);
        }

        @Override
        public void authTokenCheckFailed(WireCommands.AuthTokenCheckFailed authTokenCheckFailed) {
            result.completeExceptionally(new AuthenticationException(authTokenCheckFailed.toString()));
        }
    };
    DeleteSegment command = new WireCommands.DeleteSegment(idGenerator.get(), name, "");
    sendRequestOverNewConnection(command, replyProcessor, result);
    return getAndHandleExceptions(result, RuntimeException::new);
}

Example 4 with WrongHost

use of io.pravega.shared.protocol.netty.WireCommands.WrongHost in project pravega by pravega.

the class MockController method createSegment.

private boolean createSegment(String name, PravegaNodeUri uri) {
    CompletableFuture<Boolean> result = new CompletableFuture<>();
    FailingReplyProcessor replyProcessor = new FailingReplyProcessor() {

        @Override
        public void connectionDropped() {
            result.completeExceptionally(new ConnectionClosedException());
        }

        @Override
        public void wrongHost(WireCommands.WrongHost wrongHost) {
            result.completeExceptionally(new UnsupportedOperationException());
        }

        @Override
        public void segmentAlreadyExists(WireCommands.SegmentAlreadyExists segmentAlreadyExists) {
            result.complete(false);
        }

        @Override
        public void segmentCreated(WireCommands.SegmentCreated segmentCreated) {
            result.complete(true);
        }

        @Override
        public void processingFailure(Exception error) {
            result.completeExceptionally(error);
        }

        @Override
        public void authTokenCheckFailed(WireCommands.AuthTokenCheckFailed authTokenCheckFailed) {
            result.completeExceptionally(new AuthenticationException(authTokenCheckFailed.toString()));
        }
    };
    CreateSegment command = new WireCommands.CreateSegment(idGenerator.get(), name, WireCommands.CreateSegment.NO_SCALE, 0, "");
    sendRequestOverNewConnection(command, replyProcessor, result);
    return getAndHandleExceptions(result, RuntimeException::new);
}

Example 5 with WrongHost

use of io.pravega.shared.protocol.netty.WireCommands.WrongHost in project pravega by pravega.

the class MockController method commitTxSegment.

private CompletableFuture<Void> commitTxSegment(UUID txId, Segment segment) {
    CompletableFuture<Void> result = new CompletableFuture<>();
    FailingReplyProcessor replyProcessor = new FailingReplyProcessor() {

        @Override
        public void connectionDropped() {
            result.completeExceptionally(new ConnectionClosedException());
        }

        @Override
        public void wrongHost(WrongHost wrongHost) {
            result.completeExceptionally(new UnsupportedOperationException());
        }

        @Override
        public void transactionCommitted(TransactionCommitted transactionCommitted) {
            result.complete(null);
        }

        @Override
        public void transactionAborted(TransactionAborted transactionAborted) {
            result.completeExceptionally(new TxnFailedException("Transaction already aborted."));
        }

        @Override
        public void processingFailure(Exception error) {
            result.completeExceptionally(error);
        }

        @Override
        public void authTokenCheckFailed(WireCommands.AuthTokenCheckFailed authTokenCheckFailed) {
            result.completeExceptionally(new AuthenticationException(authTokenCheckFailed.toString()));
        }
    };
    sendRequestOverNewConnection(new CommitTransaction(idGenerator.get(), segment.getScopedName(), txId, ""), replyProcessor, result);
    return result;
}