/
grpc.go
99 lines (81 loc) · 2.12 KB
/
grpc.go
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// Copyright 2021 Fraunhofer AISEC
//
// Licensed 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 formatter
import (
"fmt"
"github.com/logrusorgru/aurora/v3"
"github.com/sirupsen/logrus"
)
type GRPCFormatter struct {
logrus.TextFormatter
}
func (f *GRPCFormatter) Format(entry *logrus.Entry) ([]byte, error) {
if _, ok := entry.Data["grpc.service"]; ok {
entry.Message = fmt.Sprintf("gRPC call %s | %s | %s",
f.getService(entry.Data),
f.getMethod(entry.Data),
f.getCode(entry.Data))
}
return f.TextFormatter.Format(entry)
}
func (*GRPCFormatter) getCode(data logrus.Fields) aurora.Value {
var (
ok bool
code string
)
if code, ok = data["grpc.code"].(string); !ok {
code = "UNKNOWN"
}
paddedCode := aurora.BrightWhite(" " + code + " ")
switch code {
case "Unauthenticated":
return aurora.BgRed(paddedCode)
case "OK":
return aurora.BgGreen(paddedCode)
default:
return aurora.BgGray(128, paddedCode)
}
}
func (*GRPCFormatter) getService(data logrus.Fields) aurora.Value {
var (
ok bool
service string
)
if service, ok = data["grpc.service"].(string); !ok {
service = "UNKNOWN"
}
padded := aurora.BrightWhite(" " + service + " ")
switch service {
case "UNKNOWN":
return aurora.BgGray(128, padded)
default:
return aurora.BgCyan(padded)
}
}
func (*GRPCFormatter) getMethod(data logrus.Fields) aurora.Value {
var (
ok bool
method string
)
if method, ok = data["grpc.method"].(string); !ok {
method = "UNKNOWN"
}
padded := aurora.BrightWhite(" " + method + " ")
switch method {
case "UNKNOWN":
return aurora.BgGray(128, padded)
default:
return aurora.BgGreen(padded)
}
}