mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-02 11:59:00 +08:00
69 lines
2.3 KiB
Go
69 lines
2.3 KiB
Go
package proxy
|
|
|
|
import (
|
|
"context"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"go.uber.org/zap"
|
|
"google.golang.org/grpc"
|
|
|
|
"github.com/milvus-io/milvus/internal/util/hookutil"
|
|
"github.com/milvus-io/milvus/pkg/log"
|
|
"github.com/milvus-io/milvus/pkg/metrics"
|
|
"github.com/milvus-io/milvus/pkg/util/paramtable"
|
|
)
|
|
|
|
func UnaryServerHookInterceptor() grpc.UnaryServerInterceptor {
|
|
return func(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
|
|
return HookInterceptor(ctx, req, GetCurUserFromContextOrDefault(ctx), info.FullMethod, handler)
|
|
}
|
|
}
|
|
|
|
func HookInterceptor(ctx context.Context, req any, userName, fullMethod string, handler grpc.UnaryHandler) (interface{}, error) {
|
|
hoo := hookutil.GetHook()
|
|
var (
|
|
newCtx context.Context
|
|
isMock bool
|
|
mockResp interface{}
|
|
realResp interface{}
|
|
realErr error
|
|
err error
|
|
)
|
|
|
|
if isMock, mockResp, err = hoo.Mock(ctx, req, fullMethod); isMock {
|
|
log.Info("hook mock", zap.String("user", userName),
|
|
zap.String("full method", fullMethod), zap.Error(err))
|
|
metrics.ProxyHookFunc.WithLabelValues(metrics.HookMock, fullMethod).Inc()
|
|
updateProxyFunctionCallMetric(fullMethod)
|
|
return mockResp, err
|
|
}
|
|
|
|
if newCtx, err = hoo.Before(ctx, req, fullMethod); err != nil {
|
|
log.Warn("hook before error", zap.String("user", userName), zap.String("full method", fullMethod),
|
|
zap.Any("request", req), zap.Error(err))
|
|
metrics.ProxyHookFunc.WithLabelValues(metrics.HookBefore, fullMethod).Inc()
|
|
updateProxyFunctionCallMetric(fullMethod)
|
|
return nil, err
|
|
}
|
|
realResp, realErr = handler(newCtx, req)
|
|
if err = hoo.After(newCtx, realResp, realErr, fullMethod); err != nil {
|
|
log.Warn("hook after error", zap.String("user", userName), zap.String("full method", fullMethod),
|
|
zap.Any("request", req), zap.Error(err))
|
|
metrics.ProxyHookFunc.WithLabelValues(metrics.HookAfter, fullMethod).Inc()
|
|
updateProxyFunctionCallMetric(fullMethod)
|
|
return nil, err
|
|
}
|
|
return realResp, realErr
|
|
}
|
|
|
|
func updateProxyFunctionCallMetric(fullMethod string) {
|
|
strs := strings.Split(fullMethod, "/")
|
|
method := strs[len(strs)-1]
|
|
if method == "" {
|
|
return
|
|
}
|
|
metrics.ProxyFunctionCall.WithLabelValues(strconv.FormatInt(paramtable.GetNodeID(), 10), method, metrics.TotalLabel, "", "").Inc()
|
|
metrics.ProxyFunctionCall.WithLabelValues(strconv.FormatInt(paramtable.GetNodeID(), 10), method, metrics.FailLabel, "", "").Inc()
|
|
}
|