55 lines
1.5 KiB
Go
55 lines
1.5 KiB
Go
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// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package server
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import (
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"context"
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"io"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"storj.io/storj/storage"
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)
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func streamInterceptor(srv interface{}, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) (err error) {
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err = handler(srv, ss)
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if err != nil {
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// no zap errors for canceled or wrong file downloads
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if storage.ErrKeyNotFound.Has(err) ||
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status.Code(err) == codes.Canceled ||
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status.Code(err) == codes.Unavailable ||
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err == io.EOF {
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return err
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}
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zap.S().Errorf("%+v", err)
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}
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return err
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}
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func unaryInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{},
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err error) {
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resp, err = handler(ctx, req)
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if err != nil {
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// no zap errors for wrong file downloads
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if status.Code(err) == codes.NotFound {
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return resp, err
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}
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zap.S().Errorf("%+v", err)
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}
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return resp, err
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}
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func combineInterceptors(a, b grpc.UnaryServerInterceptor) grpc.UnaryServerInterceptor {
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return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
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return a(ctx, req, info, func(actx context.Context, areq interface{}) (interface{}, error) {
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return b(actx, areq, info, func(bctx context.Context, breq interface{}) (interface{}, error) {
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return handler(bctx, breq)
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})
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})
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}
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}
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