init

.gitignore

@@ -1,3 +1,4 @@
 **.log
 /ddgo
 go.sum
+dist

Dockerfile

@@ -0,0 +1,9 @@
+FROM ehlxr/alpine
+
+LABEL maintainer="ehlxr <ehlxr.me@gmail.com>"
+
+COPY ./dist/ddgo /usr/local/bin/
+COPY ./entrypoint.sh /entrypoint.sh
+
+
+ENTRYPOINT ["sh", "/entrypoint.sh"]

LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright © 2019 ehlxr <ehlxr.me@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

Makefile

@@ -0,0 +1,55 @@
+BUILD_VERSION   := $(shell cat version)
+BUILD_TIME		:= $(shell date "+%F %T")
+COMMIT_SHA1     := $(shell git rev-parse HEAD)
+ROOT_DIR    	:= $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
+DIST_DIR 		:= $(ROOT_DIR)/dist/
+
+#VERSION_PATH	:= $(shell cat `go env GOMOD` | awk '/^module/{print $$2}')/
+VERSION_PATH	:= main
+LD_GIT_COMMIT	:= -X '$(VERSION_PATH).GitCommit=$(COMMIT_SHA1)'
+LD_BUILD_TIME	:= -X '$(VERSION_PATH).BuildTime=$(BUILD_TIME)'
+LD_GO_VERSION	:= -X '$(VERSION_PATH).GoVersion=`go version`'
+LD_VERSION		:= -X '$(VERSION_PATH).Version=$(BUILD_VERSION)'
+LD_FLAGS		:= "$(LD_GIT_COMMIT) $(LD_BUILD_TIME) $(LD_GO_VERSION) $(LD_VERSION) -w -s"
+
+.PHONY : build release clean install upx
+
+build:
+ifneq ($(shell type gox >/dev/null 2>&1;echo $$?), 0)
+	@echo "Can't find gox command, will start installation..."
+	cd ~ && go get -v -u github.com/mitchellh/gox && cd $(ROOT_DIR)
+endif
+	@# $(if $(findstring 0,$(shell type gox >/dev/null 2>&1;echo $$?)),,echo "Can't find gox command, will start installation...";GO111MODULE=off go get -v -u github.com/mitchellh/gox)
+	gox -ldflags $(LD_FLAGS) -osarch="darwin/amd64 linux/386 linux/amd64 windows/amd64" \
+		-output="$(DIST_DIR){{.Dir}}_{{.OS}}_{{.Arch}}"
+
+clean:
+	rm -rf $(DIST_DIR)*
+
+install:
+	go install -ldflags $(LD_FLAGS)
+
+# 如果一个规则是以 .IGNORE 作为目标的，那么这个规则中所有命令都将会忽略错误
+.IGNORE:
+	upx
+
+# 压缩。需要安装 https://github.com/upx/upx
+upx:
+	@# 在命令前面加上 "-"，表示不管该命令出不出错，后面的命令都将继续执行下去
+	@# -upx $(DIST_DIR)**
+	upx $(DIST_DIR)**
+
+release: build upx
+ifneq ($(shell type ghr >/dev/null 2>&1;echo $$?), 0)
+	@echo "Can't find ghr command, will start installation..."
+	cd ~ && go get -v -u github.com/tcnksm/ghr && cd $(ROOT_DIR)
+endif
+	@# $(if $(findstring 0,$(shell type ghr >/dev/null 2>&1;echo $$?)),,echo "Can't find ghr command, will start installation...";GO111MODULE=off go get -v -u github.com/tcnksm/ghr)
+	ghr -u ehlxr -t $(GITHUB_RELEASE_TOKEN) -replace -delete --debug ${BUILD_VERSION} $(DIST_DIR)
+
+# this tells 'make' to export all variables to child processes by default.
+.EXPORT_ALL_VARIABLES:
+
+GO111MODULE = on
+GOPROXY = https://goproxy.cn,direct
+GOSUMDB = sum.golang.google.cn

README.md

@@ -0,0 +1,132 @@
+# JWT
+> This is a simple tool to sign, verify and show JSON Web Tokens ([JWT](http://jwt.io/)) from the command line, base [jwt-go](https://github.com/dgrijalva/jwt-go).
+
+[![jwt](https://asciinema.org/a/P0O3XBCslMNam0UduazwPhB6o.png)](https://asciinema.org/a/P0O3XBCslMNam0UduazwPhB6o?autoplay=1)
+
+# Install
+
+build with go get
+
+```
+➜ go get -u github.com/ehlxr/jwt
+```
+
+build with make
+
+```
+➜ git clone https://github.com/ehlxr/jwt.git
+
+➜ cd jwt && make install
+```
+
+or download [releases](https://github.com/ehlxr/jwt/releases) binary package.
+
+# Usage
+
+```
+➜ jwt
+JWT(Json Web Token) 工具
+用于生成、验证、查看 JWT
+
+Usage:
+  jwt [command]
+
+Available Commands:
+  help        Help about any command
+  show        JWT Token 查看
+  sign        JWT 签名
+  verify      JWT token 验证
+  version     Print version
+
+Flags:
+      --config string   config file (default is $HOME/.jwt.yaml)
+  -h, --help            help for jwt
+
+Use "jwt [command] --help" for more information about a command.
+
+```
+
+## JWT version
+
+```
+➜ jwt version
+
+   __     __     __     ______
+  /\ \   /\ \  _ \ \   /\__  _\
+ _\_\ \  \ \ \/ ".\ \  \/_/\ \/
+/\_____\  \ \__/".~\_\    \ \_\
+\/_____/   \/_/   \/_/     \/_/
+
+
+
+Name: jwt
+Version: v1.0.2
+BuildTime: 2019-10-02 16:56:20
+GitCommit: c546aaaee1b6a6b03eabf396f9cab01718e22104
+GoVersion: go version go1.13.1 darwin/amd64
+```
+
+## sign JWT
+
+```
+➜ jwt sign -h
+
+签名 JWT token 并复制到剪切板
+标记 * 号的 flag 为必须项
+
+Usage:
+  jwt sign [flags]
+
+Flags:
+  -c, --claims argList   add additional claims. may be used more than once (default {})
+  -d, --data string      * path or json to claims object to sign, '-' to read from clipboard, or '+' to use only -claim args
+  -H, --header argList   add additional header params. may be used more than once (default {})
+  -h, --help             help for sign
+  -k, --key string       * path of keyfile or key argument
+
+Global Flags:
+      --config string   config file (default is $HOME/.jwt.yaml)
+```
+
+## show JWT
+
+```
+➜ jwt show -h
+
+查看 JWT Token 内容
+标记 * 号的 flag 为必须项
+
+Usage:
+  jwt show [flags]
+
+Flags:
+  -h, --help           help for show
+  -t, --token string   * path or arg of JWT token to verify, '-' to read from clipboard
+
+Global Flags:
+      --config string   config file (default is $HOME/.jwt.yaml)
+```
+
+## verify JWT
+
+```
+➜ jwt verify -h
+
+验证 JWT token 是否有效
+标记 * 号的 flag 为必须项
+
+Usage:
+  jwt verify [flags]
+
+Flags:
+  -h, --help           help for verify
+  -k, --key string     * path of keyfile or key argument
+  -t, --token string   * path or arg of JWT token to verify, '-' to read from clipboard
+
+Global Flags:
+      --config string   config file (default is $HOME/.jwt.yaml)
+```
+
+## Thanks to the following organizations for providing open source licenses
+
+[<img src="https://cdn.ehlxr.top/jetbrains.png" width = "200" height = "217" alt="图片名称" align=center />](https://www.jetbrains.com/?from=jwt)

entrypoint.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+# 须以特权模式运行（docker run --privileged）
+sysctl net.core.somaxconn=1024
+
+/usr/local/bin/ddgo $@

main.go

@@ -2,15 +2,36 @@ package main
 
 import (
 	"bytes"
+	"context"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"github.com/jessevdk/go-flags"
 	"io"
 	"io/ioutil"
 	"net/http"
+	"os"
+	"os/signal"
 	log "unknwon.dev/clog/v2"
 )
 
+var (
+	Version   string
+	BuildTime string
+	GitCommit string
+	GoVersion string
+
+	versionTpl = `%s
+Name: ddgo
+Version: %s
+BuildTime: %s
+GitCommit: %s
+GoVersion: %s
+
+`
+	bannerBase64 = "DQogX19fXyAgX19fXyAgICBfX18gIF9fX19fIA0KKCAgXyBcKCAgXyBcICAvIF9fKSggIF8gICkNCiApKF8pICkpKF8pICkoIChfLS4gKShfKSggDQooX19fXy8oX19fXy8gIFxfX18vKF9fX19fKQ0K"
+)
+
 func init() {
 	err := log.NewConsole()
 	if err != nil {
@@ -31,8 +52,9 @@ func init() {
 }
 
 var opts struct {
-	Addr       string `short:"a" long:"addr" default:"0.0.0.0:10141" env:"ADDR" description:"Addr to listen on for http requests"`
+	Addr       string `short:"a" long:"addr" default:"0.0.0.0:10141" env:"ADDR" description:"Addr to listen on for HTTP server"`
 	WebHookUrl string `short:"u" long:"webhook-url" env:"URL" description:"Webhook url of dingding" required:"true"`
+	Version    bool   `short:"v" long:"version" description:"Show version info"`
 }
 
 func dingToInfo(msg string) []byte {
@@ -87,18 +109,53 @@ func send(w http.ResponseWriter, r *http.Request) {
 	_, _ = w.Write(info)
 }
 
+// printVersion Print out version information
+func printVersion() {
+	banner, _ := base64.StdEncoding.DecodeString(bannerBase64)
+	fmt.Printf(versionTpl, banner, Version, BuildTime, GitCommit, GoVersion)
+}
+
+func parseArg() {
+	if _, err := flags.NewParser(&opts, flags.Default).Parse(); err != nil {
+		if opts.Version {
+			printVersion()
+			os.Exit(0)
+		}
+		if flagsErr, ok := err.(*flags.Error); ok && flagsErr.Type == flags.ErrHelp {
+			os.Exit(0)
+		} else {
+			os.Exit(1)
+		}
+	}
+}
+
 func main() {
-	_, err := flags.Parse(&opts)
+	parseArg()
-	if err != nil {
+
-		log.Fatal("parse arg %+v",
+	mux := http.NewServeMux()
-			err)
+	mux.HandleFunc("/", send)
+
+	server := &http.Server{
+		Addr:    ":4000",
+		Handler: mux,
 	}
 
-	http.HandleFunc("/", send)
+	quit := make(chan os.Signal)
+	signal.Notify(quit, os.Interrupt)
+	go func() {
+		<-quit
 
-	log.Info("server on http://%s", opts.Addr)
+		if err := server.Shutdown(context.Background()); err != nil {
-	if err := http.ListenAndServe(opts.Addr, nil); err != nil {
+			log.Fatal("Shutdown server:", err)
-		log.Fatal("ListenAndServe %+v",
+		}
-			err)
+	}()
+
+	log.Info("Starting HTTP server on http://%s", opts.Addr)
+	if err := server.ListenAndServe(); err != nil {
+		if err == http.ErrServerClosed {
+			log.Info("Server closed under request")
+		} else {
+			log.Fatal("Server closed unexpected")
+		}
 	}
 }

version

@@ -0,0 +1 @@
+v0.0.1