| /* |
| * 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 cmd |
| |
| import ( |
| "fmt" |
| "os" |
| "runtime" |
| "strconv" |
| ) |
| |
| import ( |
| "github.com/spf13/cobra" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/common/constant" |
| pxruntime "github.com/apache/dubbo-go-pixiu/pkg/common/runtime" |
| "github.com/apache/dubbo-go-pixiu/pkg/config" |
| "github.com/apache/dubbo-go-pixiu/pkg/logger" |
| "github.com/apache/dubbo-go-pixiu/pkg/model" |
| "github.com/apache/dubbo-go-pixiu/pkg/server" |
| ) |
| |
| var ( |
| flagToLogLevel = map[string]string{ |
| "trace": "TRACE", |
| "debug": "DEBUG", |
| "info": "INFO", |
| "warning": "WARN", |
| "error": "ERROR", |
| "critical": "FATAL", |
| } |
| |
| configPath string |
| apiConfigPath string |
| logConfigPath string |
| logLevel string |
| |
| // CURRENTLY USELESS |
| logFormat string |
| |
| limitCpus string |
| |
| // Currently default set to false, wait for up coming support |
| initFromRemote = false |
| ) |
| |
| var ( |
| GatewayCmd = &cobra.Command{ |
| Use: "gateway", |
| Short: "Run dubbo go pixiu in gateway mode", |
| } |
| |
| deploy = &DefaultDeployer{ |
| configManger: config.NewConfigManger(), |
| } |
| |
| startGatewayCmd = &cobra.Command{ |
| Use: "start", |
| Short: "Start gateway", |
| PreRun: func(cmd *cobra.Command, args []string) { |
| initDefaultValue() |
| |
| err := deploy.initialize() |
| if err != nil { |
| panic(err) |
| } |
| }, |
| Run: func(cmd *cobra.Command, args []string) { |
| |
| err := deploy.start() |
| if err != nil { |
| panic(err) |
| } |
| }, |
| } |
| ) |
| |
| // init Init startCmd |
| func init() { |
| startGatewayCmd.PersistentFlags().StringVarP(&configPath, constant.ConfigPathKey, "c", os.Getenv(constant.EnvDubbogoPixiuConfig), "Load configuration from `FILE`") |
| startGatewayCmd.PersistentFlags().StringVarP(&apiConfigPath, constant.ApiConfigPathKey, "a", os.Getenv(constant.EnvDubbogoPixiuApiConfig), "Load api configuration from `FILE`") |
| startGatewayCmd.PersistentFlags().StringVarP(&logConfigPath, constant.LogConfigPathKey, "g", os.Getenv(constant.EnvDubbogoPixiuLogConfig), "Load log configuration from `FILE`") |
| startGatewayCmd.PersistentFlags().StringVarP(&logLevel, constant.LogLevelKey, "l", os.Getenv(constant.EnvDubbogoPixiuLogLevel), "dubbogo pixiu log level, trace|debug|info|warning|error|critical") |
| startGatewayCmd.PersistentFlags().StringVarP(&limitCpus, constant.LimitCpusKey, "m", os.Getenv(constant.EnvDubbogoPixiuLimitCpus), "dubbogo pixiu schedule threads count") |
| startGatewayCmd.PersistentFlags().StringVarP(&logFormat, constant.LogFormatKey, "f", os.Getenv(constant.EnvDubbogoPixiuLogFormat), "dubbogo pixiu log format, currently useless") |
| |
| GatewayCmd.AddCommand(startGatewayCmd) |
| } |
| |
| type DefaultDeployer struct { |
| bootstrap *model.Bootstrap |
| configManger *config.ConfigManager |
| } |
| |
| func (d *DefaultDeployer) initialize() error { |
| err := initLog() |
| if err != nil { |
| logger.Warnf("[startGatewayCmd] failed to init logger, %s", err.Error()) |
| } |
| |
| // load Bootstrap config |
| d.bootstrap = d.configManger.LoadBootConfig(configPath) |
| |
| err = initLimitCpus() |
| if err != nil { |
| logger.Errorf("[startCmd] failed to get limit cpu number, %s", err.Error()) |
| } |
| |
| return err |
| } |
| |
| func (d *DefaultDeployer) start() error { |
| server.Start(d.bootstrap) |
| return nil |
| } |
| |
| func (d *DefaultDeployer) stop() error { |
| //TODO implement me |
| panic("implement me") |
| } |
| |
| // initDefaultValue If not set both in args and env, set default values |
| func initDefaultValue() { |
| if configPath == "" { |
| configPath = constant.DefaultConfigPath |
| } |
| |
| if apiConfigPath == "" { |
| apiConfigPath = constant.DefaultApiConfigPath |
| } |
| |
| if logConfigPath == "" { |
| logConfigPath = constant.DefaultLogConfigPath |
| } |
| |
| if logLevel == "" { |
| logLevel = constant.DefaultLogLevel |
| } |
| |
| if limitCpus == "" { |
| limitCpus = constant.DefaultLimitCpus |
| } |
| |
| if logFormat == "" { |
| logFormat = constant.DefaultLogFormat |
| } |
| } |
| |
| // initLog |
| func initLog() error { |
| err := logger.InitLog(logConfigPath) |
| if err != nil { |
| // cause `logger.InitLog` already handle init failed, so just use logger to log |
| return err |
| } |
| |
| if level, ok := flagToLogLevel[logLevel]; ok { |
| logger.SetLoggerLevel(level) |
| } else { |
| logger.SetLoggerLevel(flagToLogLevel[constant.DefaultLogLevel]) |
| return fmt.Errorf("logLevel is invalid, set log level to default: %s", constant.DefaultLogLevel) |
| } |
| return nil |
| } |
| |
| // initApiConfig return value of the bool is for the judgment of whether is a api meta data error, a kind of silly (?) |
| func initApiConfig() (*model.Bootstrap, error) { |
| bootstrap := config.Load(configPath) |
| return bootstrap, nil |
| } |
| |
| func initLimitCpus() error { |
| limitCpuNumberFromEnv, err := strconv.ParseInt(limitCpus, 10, 64) |
| if err != nil { |
| return err |
| } |
| limitCpuNumber := int(limitCpuNumberFromEnv) |
| if limitCpuNumber <= 0 { |
| limitCpuNumber = pxruntime.GetCPUNum() |
| } |
| runtime.GOMAXPROCS(limitCpuNumber) |
| logger.Infof("GOMAXPROCS set to %v", limitCpuNumber) |
| return nil |
| } |