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Improve client

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This commit is contained in:
Andrea Cavalli 2021-09-30 19:18:25 +02:00
parent 7c9f3e2879
commit f1c6fcf1a0
1 changed files with 42 additions and 28 deletions
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70
src/main/java/it/tdlight/tdlibsession/td/middle/client/AsyncTdMiddleEventBusClient.java
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@ -26,6 +26,7 @@ import it.tdlight.utils.MonoUtils;
import java.net.ConnectException;
import java.nio.file.Path;
import java.time.Duration;
import java.util.concurrent.atomic.AtomicReference;
import java.util.concurrent.locks.LockSupport;
import org.warp.commonutils.locks.LockUtils;
import org.warp.commonutils.log.Logger;
@ -56,6 +57,8 @@ public class AsyncTdMiddleEventBusClient implements AsyncTdMiddle {
private final Empty<Void> updatesStreamEnd = Sinks.one();
// This will only result in a crash, never completes in other ways
private final Empty<Void> crash = Sinks.one();
// Crash exception
private final AtomicReference<Throwable> crashException = new AtomicReference<>(null);
// This will only result in a successful completion, never completes in other ways
private final Empty<Void> pingFail = Sinks.one();
// This will only result in a successful completion, never completes in other ways.
@ -277,6 +280,7 @@ public class AsyncTdMiddleEventBusClient implements AsyncTdMiddle {
ex.setStackTrace(new StackTraceElement[0]);
throw ex;
})).onErrorResume(ex -> MonoUtils.fromBlockingSingle(() -> {
crashException.set(ex);
EmitResult result;
while ((result = this.crash.tryEmitError(ex)) == EmitResult.FAIL_NON_SERIALIZED) {
// 10ms
@ -325,10 +329,18 @@ public class AsyncTdMiddleEventBusClient implements AsyncTdMiddle {
authStateClosing.tryEmitEmpty();
break;
case TdApi.AuthorizationStateClosed.CONSTRUCTOR:
return Mono.fromRunnable(() -> logger.info("Received AuthorizationStateClosed from tdlib"))
.then(cluster.getEventBus().<EndSessionMessage>rxRequest(this.botAddress + ".read-binlog", EMPTY).as(MonoUtils::toMono))
.flatMap(latestBinlogMsg -> Mono.fromCallable(latestBinlogMsg::body).subscribeOn(Schedulers.parallel()))
.doOnNext(latestBinlog -> logger.info("Received binlog from server. Size: " + BinlogUtils.humanReadableByteCountBin(latestBinlog.binlog().length())))
return Mono
.fromRunnable(() -> logger.info("Received AuthorizationStateClosed from tdlib"))
.then(cluster.getEventBus()
.<EndSessionMessage>rxRequest(this.botAddress + ".read-binlog", EMPTY)
.as(MonoUtils::toMono)
)
.flatMap(latestBinlogMsg -> Mono
.fromCallable(latestBinlogMsg::body)
.subscribeOn(Schedulers.parallel())
)
.doOnNext(latestBinlog -> logger.info("Received binlog from server. Size: "
+ BinlogUtils.humanReadableByteCountBin(latestBinlog.binlog().length())))
.flatMap(latestBinlog -> this.saveBinlog(latestBinlog.binlog()))
.doOnSuccess(s -> logger.info("Overwritten binlog from server"))
.thenReturn(update);
@ -340,30 +352,32 @@ public class AsyncTdMiddleEventBusClient implements AsyncTdMiddle {
@Override
public <T extends TdApi.Object> Mono<TdResult<T>> execute(Function request, boolean executeDirectly) {
var req = new ExecuteObject(executeDirectly, request);
var crashMono = crash.asMono()
.doOnSuccess(s -> logger.debug("Failed request {} because the TDLib session was already crashed", request))
.then(Mono.<TdResult<T>>empty());
var executionMono = Mono
.fromRunnable(() -> logger.trace("Executing request {}", request))
.then(cluster.getEventBus()
.<TdResultMessage>rxRequest(botAddress + ".execute", req, deliveryOptions)
.as(MonoUtils::toMono)
)
.onErrorMap(ex -> ResponseError.newResponseError(request, botAlias, ex))
.<TdResult<T>>handle((resp, sink) -> {
if (resp.body() == null) {
var tdError = new TdError(500, "Response is empty");
sink.error(ResponseError.newResponseError(request, botAlias, tdError));
} else {
sink.next(resp.body().toTdResult());
}
})
.doOnSuccess(s -> logger.trace("Executed request {}", request))
.doOnError(ex -> logger.debug("Failed request {}: {}", req, ex));
return Mono
.firstWithSignal(
MonoUtils
.castVoid(crash
.asMono()
.doOnSuccess(s -> logger
.debug("Failed request {} because the TDLib session was already crashed", request))
),
Mono
.fromRunnable(() -> logger.trace("Executing request {}", request))
.then(cluster.getEventBus().<TdResultMessage>rxRequest(botAddress + ".execute", req, deliveryOptions).as(MonoUtils::toMono))
.onErrorMap(ex -> ResponseError.newResponseError(request, botAlias, ex))
.<TdResult<T>>handle((resp, sink) -> {
if (resp.body() == null) {
sink.error(ResponseError.newResponseError(request, botAlias, new TdError(500, "Response is empty")));
} else {
sink.next(resp.body().toTdResult());
}
})
.doOnSuccess(s -> logger.trace("Executed request {}", request))
.doOnError(ex -> logger.debug("Failed request {}: {}", req, ex))
)
.switchIfEmpty(Mono.defer(() -> Mono.fromCallable(() -> {
throw ResponseError.newResponseError(request, botAlias, new TdError(500, "Client is closed or response is empty"));
})));
.firstWithSignal(crashMono, executionMono)
.switchIfEmpty(Mono.error(() -> ResponseError.newResponseError(request, botAlias,
new TdError(500, "Client is closed or response is empty"))));
}
}