| /* |
| * Licensed to the Apache Software Foundation (ASF) 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 rpc |
| |
| import ( |
| "strconv" |
| "strings" |
| ) |
| |
| import ( |
| "github.com/dubbogo/gost/log/logger" |
| ) |
| |
| import ( |
| "dubbo.apache.org/dubbo-go/v3/common" |
| "dubbo.apache.org/dubbo-go/v3/common/constant" |
| "dubbo.apache.org/dubbo-go/v3/protocol" |
| ) |
| |
| // buildLabels will build the labels for the rpc metrics |
| func buildLabels(url *common.URL, invocation protocol.Invocation) map[string]string { |
| return map[string]string{ |
| constant.TagApplicationName: url.GetParam(constant.ApplicationKey, ""), |
| constant.TagApplicationVersion: url.GetParam(constant.AppVersionKey, ""), |
| constant.TagHostname: common.GetLocalHostName(), |
| constant.TagIp: common.GetLocalIp(), |
| constant.TagInterface: url.Service(), |
| constant.TagMethod: invocation.MethodName(), |
| constant.TagGroup: url.Group(), |
| constant.TagVersion: url.GetParam(constant.VersionKey, ""), |
| } |
| } |
| |
| // getRole will get the application role from the url |
| func getRole(url *common.URL) (role string) { |
| if isProvider(url) { |
| role = constant.SideProvider |
| } else if isConsumer(url) { |
| role = constant.SideConsumer |
| } else { |
| logger.Warnf("The url belongs neither the consumer nor the provider, "+ |
| "so the invocation will be ignored. url: %s", url.String()) |
| } |
| return |
| } |
| |
| // isProvider shows whether this url represents the application received the request as server |
| func isProvider(url *common.URL) bool { |
| role := url.GetParam(constant.RegistryRoleKey, "") |
| return strings.EqualFold(role, strconv.Itoa(common.PROVIDER)) |
| } |
| |
| // isConsumer shows whether this url represents the application sent then request as client |
| func isConsumer(url *common.URL) bool { |
| role := url.GetParam(constant.RegistryRoleKey, "") |
| return strings.EqualFold(role, strconv.Itoa(common.CONSUMER)) |
| } |