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refactor(webserver): split logging and recover into seperated package.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| // Copyright 2024 The searKing Author. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style | ||
| // license that can be found in the LICENSE file. | ||
|
|
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| package recovery | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "log/slog" | ||
| "os" | ||
| "runtime/debug" | ||
|
|
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| "google.golang.org/grpc" | ||
| "google.golang.org/grpc/codes" | ||
| "google.golang.org/grpc/status" | ||
|
|
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| grpcrecovery "github.com/grpc-ecosystem/go-grpc-middleware/v2/interceptors/recovery" | ||
| slices_ "github.com/searKing/golang/go/exp/slices" | ||
| slog_ "github.com/searKing/golang/go/log/slog" | ||
| "github.com/searKing/golang/pkg/webserver/pkg/logging" | ||
| grpc_ "github.com/searKing/golang/third_party/github.com/grpc-ecosystem/grpc-gateway-v2/grpc" | ||
| ) | ||
|
|
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| // UnaryServerInterceptor returns a new unary server interceptor that performs recovering from a panic. | ||
| func UnaryServerInterceptor() grpc.UnaryServerInterceptor { | ||
| return grpcrecovery.UnaryServerInterceptor(grpcrecovery.WithRecoveryHandlerContext(recoveryLogHandler)) | ||
| } | ||
|
|
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| // StreamServerInterceptor returns a new stream server interceptor that performs recovering from a panic. | ||
| func StreamServerInterceptor() grpc.StreamServerInterceptor { | ||
| return grpcrecovery.StreamServerInterceptor(grpcrecovery.WithRecoveryHandlerContext(recoveryLogHandler)) | ||
| } | ||
|
|
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| // WrapRecovery returns a new unary server interceptor that performs recovering from a panic. | ||
| func WrapRecovery[REQ any, RESP any](handler grpc_.UnaryHandler[REQ, RESP]) grpc_.UnaryHandler[REQ, RESP] { | ||
| return func(ctx context.Context, req REQ) (_ RESP, err error) { | ||
| defer func() { | ||
| if r := recover(); r != nil { | ||
| err = recoveryLogHandler(ctx, r) | ||
| } | ||
| }() | ||
|
|
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| resp, err := handler(ctx, req) | ||
| return resp, err | ||
| } | ||
| } | ||
|
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| func recoveryLogHandler(ctx context.Context, p any) (err error) { | ||
| { | ||
| _, _ = os.Stderr.Write([]byte(fmt.Sprintf("panic: %s", p))) | ||
| debug.PrintStack() | ||
| _, _ = os.Stderr.Write([]byte(" [recovered]\n")) | ||
| } | ||
| logger := slog.With(slices_.MapFunc(logging.Attrs(ctx), func(e slog.Attr) any { return e })...) | ||
| logger.With(slog_.Error(status.Errorf(codes.Internal, "%s at %s", p, debug.Stack()))).Error("recovered in grpc") | ||
| return status.Errorf(codes.Internal, "%s", p) | ||
| } |
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