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Merge pull request #1286 from murgatroid99/grpc-js_auto_retry_code_check 

grpc-js: Only automatically retry picks on known error
This commit is contained in:
Michael Lumish 2020-03-04 10:26:05 -08:00 committed by GitHub
parent 8f32516d2d 37cc559669
commit 2c40be8884
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 32 additions and 19 deletions
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13
packages/grpc-js/src/channel.ts
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@ -265,6 +265,7 @@ export class ChannelImplementation implements Channel {
callStream
);
} catch (error) {
if ((error as NodeJS.ErrnoException).code === 'ERR_HTTP2_GOAWAY_SESSION') {
/* An error here indicates that something went wrong with
* the picked subchannel's http2 stream right before we
* tried to start the stream. We are handling a promise
@ -288,6 +289,18 @@ export class ChannelImplementation implements Channel {
'. Retrying pick'
);
this.tryPick(callStream, callMetadata);
} else {
trace(
LogVerbosity.INFO,
'channel',
'Failed to start call on picked subchanel ' +
pickResult.subchannel!.getAddress() +
' with error ' +
(error as Error).message +
'. Ending call'
);
callStream.cancelWithStatus(Status.INTERNAL, 'Failed to start HTTP/2 stream');
}
}
} else {
/* The logic for doing this here is the same as in the catch