milvus/internal/proxy/accesslog/util.go
2024-05-31 11:13:44 +08:00

85 lines
2.5 KiB
Go

// Licensed to the LF AI & Data foundation 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 accesslog
import (
"context"
"strings"
"time"
"github.com/cockroachdb/errors"
"github.com/gin-gonic/gin"
"google.golang.org/grpc"
"github.com/milvus-io/milvus/internal/proxy/accesslog/info"
)
type AccessKey struct{}
const ContextLogKey = "accesslog"
func UnaryAccessLogInterceptor(ctx context.Context, req any, rpcInfo *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
accessInfo := info.NewGrpcAccessInfo(ctx, rpcInfo, req)
newCtx := context.WithValue(ctx, AccessKey{}, accessInfo)
resp, err := handler(newCtx, req)
accessInfo.SetResult(resp, err)
_globalL.Write(accessInfo)
return resp, err
}
func UnaryUpdateAccessInfoInterceptor(ctx context.Context, req any, rpcInfonfo *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
accessInfo := ctx.Value(AccessKey{}).(*info.GrpcAccessInfo)
accessInfo.UpdateCtx(ctx)
return handler(ctx, req)
}
func AccessLogMiddleware(ctx *gin.Context) {
accessInfo := info.NewRestfulInfo()
ctx.Set(ContextLogKey, accessInfo)
ctx.Next()
accessInfo.InitReq()
_globalL.Write(accessInfo)
}
func SetHTTPParams(p *gin.LogFormatterParams) {
value, ok := p.Keys[ContextLogKey]
if !ok {
return
}
info := value.(*info.RestfulInfo)
info.SetParams(p)
}
func join(path1, path2 string) string {
if strings.HasSuffix(path1, "/") {
return path1 + path2
}
return path1 + "/" + path2
}
func timeFromName(filename, prefix, ext string) (time.Time, error) {
if !strings.HasPrefix(filename, prefix) {
return time.Time{}, errors.New("mismatched prefix")
}
if !strings.HasSuffix(filename, ext) {
return time.Time{}, errors.New("mismatched extension")
}
ts := filename[len(prefix) : len(filename)-len(ext)]
return time.Parse(timeNameFormat, ts)
}