milvus/cmd/roles/healthz_error_handler.go
congqixia d68f7602e5
Standalone healthz check include proxy and coordinator state check (#12812)
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
2021-12-07 13:33:43 +08:00

58 lines
2.0 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 roles
import (
"fmt"
"net/http"
"github.com/milvus-io/milvus/internal/log"
"github.com/milvus-io/milvus/internal/util/healthz"
"github.com/milvus-io/milvus/internal/util/milvuserrors"
"go.uber.org/zap"
)
func componentsNotServingHandler(w http.ResponseWriter, r *http.Request, msg string) {
w.WriteHeader(http.StatusInternalServerError)
w.Header().Set(healthz.ContentTypeHeader, healthz.ContentTypeText)
_, err := fmt.Fprint(w, msg)
if err != nil {
log.Warn("failed to send response",
zap.Error(err))
}
}
func rootCoordNotServingHandler(w http.ResponseWriter, r *http.Request) {
componentsNotServingHandler(w, r, milvuserrors.MsgRootCoordNotServing)
}
func queryCoordNotServingHandler(w http.ResponseWriter, r *http.Request) {
componentsNotServingHandler(w, r, milvuserrors.MsgQueryCoordNotServing)
}
func dataCoordNotServingHandler(w http.ResponseWriter, r *http.Request) {
componentsNotServingHandler(w, r, milvuserrors.MsgDataCoordNotServing)
}
func indexCoordNotServingHandler(w http.ResponseWriter, r *http.Request) {
componentsNotServingHandler(w, r, milvuserrors.MsgIndexCoordNotServing)
}
func proxyNotServingHandler(w http.ResponseWriter, r *http.Request) {
componentsNotServingHandler(w, r, milvuserrors.MsgProxyNotServing)
}