| /* |
| * 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 polaris |
| |
| import ( |
| "errors" |
| "fmt" |
| "net" |
| "strconv" |
| "strings" |
| "sync" |
| ) |
| |
| import ( |
| perrors "github.com/pkg/errors" |
| |
| "github.com/polarismesh/polaris-go" |
| "github.com/polarismesh/polaris-go/api" |
| "github.com/polarismesh/polaris-go/pkg/config" |
| ) |
| |
| import ( |
| "dubbo.apache.org/dubbo-go/v3/common" |
| "dubbo.apache.org/dubbo-go/v3/common/constant" |
| ) |
| |
| var ( |
| once sync.Once |
| namesapce string |
| sdkCtx api.SDKContext |
| openPolarisAbility bool |
| ) |
| |
| var ( |
| ErrorNoOpenPolarisAbility = errors.New("polaris ability not open") |
| ErrorSDKContextNotInit = errors.New("polaris SDKContext not init") |
| ) |
| |
| // GetConsumerAPI creates one polaris ConsumerAPI instance |
| func GetConsumerAPI() (polaris.ConsumerAPI, error) { |
| if err := Check(); err != nil { |
| return nil, err |
| } |
| |
| return polaris.NewConsumerAPIByContext(sdkCtx), nil |
| } |
| |
| // GetProviderAPI creates one polaris ProviderAPI instance |
| func GetProviderAPI() (polaris.ProviderAPI, error) { |
| if err := Check(); err != nil { |
| return nil, err |
| } |
| |
| return polaris.NewProviderAPIByContext(sdkCtx), nil |
| } |
| |
| // GetRouterAPI create one polaris RouterAPI instance |
| func GetRouterAPI() (polaris.RouterAPI, error) { |
| if err := Check(); err != nil { |
| return nil, err |
| } |
| |
| return polaris.NewRouterAPIByContext(sdkCtx), nil |
| } |
| |
| // GetLimiterAPI creates one polaris LimiterAPI instance |
| func GetLimiterAPI() (polaris.LimitAPI, error) { |
| if err := Check(); err != nil { |
| return nil, err |
| } |
| |
| return polaris.NewLimitAPIByContext(sdkCtx), nil |
| } |
| |
| func Check() error { |
| if !openPolarisAbility { |
| return ErrorNoOpenPolarisAbility |
| } |
| if sdkCtx == nil { |
| return ErrorSDKContextNotInit |
| } |
| return nil |
| } |
| |
| // GetNamespace gets user defined namespace info |
| func GetNamespace() string { |
| return namesapce |
| } |
| |
| // InitSDKContext inits polaris SDKContext by URL |
| func InitSDKContext(url *common.URL) error { |
| if url == nil { |
| return errors.New("url is empty!") |
| } |
| |
| openPolarisAbility = true |
| |
| var rerr error |
| once.Do(func() { |
| addresses := strings.Split(url.Location, ",") |
| serverConfigs := make([]string, 0, len(addresses)) |
| for _, addr := range addresses { |
| ip, portStr, err := net.SplitHostPort(addr) |
| if err != nil { |
| rerr = perrors.WithMessagef(err, "split [%s] ", addr) |
| } |
| port, _ := strconv.Atoi(portStr) |
| serverConfigs = append(serverConfigs, fmt.Sprintf("%s:%d", ip, uint64(port))) |
| } |
| |
| polarisConf := config.NewDefaultConfiguration(serverConfigs) |
| _sdkCtx, err := api.InitContextByConfig(polarisConf) |
| rerr = err |
| sdkCtx = _sdkCtx |
| namesapce = url.GetParam(constant.RegistryNamespaceKey, constant.PolarisDefaultNamespace) |
| }) |
| |
| return rerr |
| } |
| |
| func mergePolarisConfiguration(easy, complexConf config.Configuration) { |
| |
| easySvrList := easy.GetGlobal().GetServerConnector().GetAddresses() |
| |
| complexSvrList := complexConf.GetGlobal().GetServerConnector().GetAddresses() |
| |
| result := make(map[string]bool) |
| |
| for i := range complexSvrList { |
| result[complexSvrList[i]] = true |
| } |
| |
| for i := range easySvrList { |
| if _, exist := result[easySvrList[i]]; !exist { |
| result[easySvrList[i]] = true |
| } |
| } |
| |
| finalSvrList := make([]string, 0) |
| for k := range result { |
| finalSvrList = append(finalSvrList, k) |
| } |
| |
| complexConf.GetGlobal().GetServerConnector().SetAddresses(finalSvrList) |
| } |