| /* |
| * 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 main |
| |
| import ( |
| "fmt" |
| _ "net/http/pprof" |
| "runtime" |
| "strconv" |
| "time" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pixiu/pkg/common/constant" |
| "github.com/apache/dubbo-go-pixiu/pixiu/pkg/config" |
| "github.com/apache/dubbo-go-pixiu/pixiu/pkg/logger" |
| "github.com/apache/dubbo-go-pixiu/pixiu/pkg/model" |
| _ "github.com/apache/dubbo-go-pixiu/pixiu/pkg/pluginregistry" |
| |
| gxruntime "github.com/dubbogo/gost/runtime" |
| |
| "github.com/spf13/cobra" |
| ) |
| |
| var ( |
| // Version pixiu version |
| Version = "0.3.0" |
| |
| 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 |
| ) |
| |
| // main pixiu run method |
| func main() { |
| app := getRootCmd() |
| |
| // ignore error so we don't exit non-zero and break gfmrun README example tests |
| _ = app.Execute() |
| } |
| |
| func getRootCmd() *cobra.Command { |
| rootCmd := &cobra.Command{ |
| Use: "dubbogo pixiu", |
| Short: "Dubbogo pixiu is a lightweight gateway.", |
| Long: "dubbo-go-pixiu is a gateway that mainly focuses on providing gateway solution to your Dubbo and RESTful \n" + |
| "services. It supports HTTP-to-Dubbo and HTTP-to-HTTP proxy and more protocols will be supported in the near \n" + |
| "future. \n" + |
| "(c) " + strconv.Itoa(time.Now().Year()) + " Dubbogo", |
| Version: Version, |
| } |
| |
| rootCmd.AddCommand(gatewayCmd) |
| rootCmd.AddCommand(sideCarCmd) |
| |
| return rootCmd |
| } |
| |
| // 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, bool, error) { |
| bootstrap := config.Load(configPath) |
| return bootstrap, false, nil |
| } |
| |
| func initLimitCpus() error { |
| limitCpuNumber, err := strconv.ParseInt(limitCpus, 10, 64) |
| if err != nil { |
| return err |
| } |
| if limitCpuNumber <= 0 { |
| runtime.GOMAXPROCS(gxruntime.GetCPUNum()) |
| } else { |
| runtime.GOMAXPROCS(int(limitCpuNumber)) |
| } |
| return nil |
| } |