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Fixes apache#492.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| // Licensed to the Apache Software Foundation (ASF) under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The ASF licenses this file | ||
| // to you under the Apache License, Version 2.0 (the | ||
| // "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License. | ||
|
|
||
| package flightsql | ||
|
|
||
| import ( | ||
| "context" | ||
| "io" | ||
| "os" | ||
| "time" | ||
|
|
||
| "golang.org/x/exp/maps" | ||
| "golang.org/x/exp/slices" | ||
| "golang.org/x/exp/slog" | ||
| "google.golang.org/grpc" | ||
| "google.golang.org/grpc/metadata" | ||
| ) | ||
|
|
||
| func nilLogger() *slog.Logger { | ||
| h := slog.NewJSONHandler(os.Stderr, &slog.HandlerOptions{ | ||
| AddSource: false, | ||
| Level: slog.LevelError, | ||
| }) | ||
| return slog.New(h) | ||
| } | ||
|
|
||
| func makeUnaryLoggingInterceptor(logger *slog.Logger) grpc.UnaryClientInterceptor { | ||
| interceptor := func(ctx context.Context, method string, req, reply any, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error { | ||
| start := time.Now() | ||
| // Ignore errors | ||
| outgoing, _ := metadata.FromOutgoingContext(ctx) | ||
| err := invoker(ctx, method, req, reply, cc, opts...) | ||
| if logger.Enabled(ctx, slog.LevelDebug) { | ||
| logger.DebugContext(ctx, method, "target", cc.Target(), "duration", time.Since(start), "err", err, "metadata", outgoing) | ||
| } else { | ||
| keys := maps.Keys(outgoing) | ||
| slices.Sort(keys) | ||
| logger.InfoContext(ctx, method, "target", cc.Target(), "duration", time.Since(start), "err", err, "metadata", keys) | ||
| } | ||
| return err | ||
| } | ||
| return interceptor | ||
| } | ||
|
|
||
| func makeStreamLoggingInterceptor(logger *slog.Logger) grpc.StreamClientInterceptor { | ||
| interceptor := func(ctx context.Context, desc *grpc.StreamDesc, cc *grpc.ClientConn, method string, streamer grpc.Streamer, opts ...grpc.CallOption) (grpc.ClientStream, error) { | ||
| start := time.Now() | ||
| // Ignore errors | ||
| outgoing, _ := metadata.FromOutgoingContext(ctx) | ||
| stream, err := streamer(ctx, desc, cc, method, opts...) | ||
| if err != nil { | ||
| logger.InfoContext(ctx, method, "target", cc.Target(), "duration", time.Since(start), "err", err) | ||
| return stream, err | ||
| } | ||
|
|
||
| return &loggedStream{ClientStream: stream, logger: logger, ctx: ctx, method: method, start: start, target: cc.Target(), outgoing: outgoing}, err | ||
| } | ||
| return interceptor | ||
| } | ||
|
|
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| type loggedStream struct { | ||
| grpc.ClientStream | ||
|
|
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| logger *slog.Logger | ||
| ctx context.Context | ||
| method string | ||
| start time.Time | ||
| target string | ||
| outgoing metadata.MD | ||
| } | ||
|
|
||
| func (stream *loggedStream) RecvMsg(m any) error { | ||
| err := stream.ClientStream.RecvMsg(m) | ||
| if err != nil { | ||
| loggedErr := err | ||
| if loggedErr == io.EOF { | ||
| loggedErr = nil | ||
| } | ||
|
|
||
| if stream.logger.Enabled(stream.ctx, slog.LevelDebug) { | ||
| stream.logger.DebugContext(stream.ctx, stream.method, "target", stream.target, "duration", time.Since(stream.start), "err", loggedErr, "metadata", stream.outgoing) | ||
| } else { | ||
| keys := maps.Keys(stream.outgoing) | ||
| slices.Sort(keys) | ||
| stream.logger.InfoContext(stream.ctx, stream.method, "target", stream.target, "duration", time.Since(stream.start), "err", loggedErr, "metadata", keys) | ||
| } | ||
| } | ||
| return err | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| // Licensed to the Apache Software Foundation (ASF) under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The ASF licenses this file | ||
| // to you under the Apache License, Version 2.0 (the | ||
| // "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License. | ||
|
|
||
| package adbc | ||
|
|
||
| import ( | ||
| "golang.org/x/exp/slog" | ||
| ) | ||
|
|
||
| // DatabaseLogging is a Database that also supports logging information to an | ||
| // application-supplied log sink. | ||
| // | ||
| // EXPERIMENTAL. Not formally part of the ADBC APIs. | ||
| type DatabaseLogging interface { | ||
| SetLogger(*slog.Logger) | ||
| } |
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