Inital import project

.gitignore

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+.idea

LICENSE

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+MIT License
+
+Copyright (c) 2020 Zhao Xiaojie
+
+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

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+build:
+	go build ./pkg

README.md

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+[![](https://goreportcard.com/badge/linuxsuren/go-cli-plugin)](https://goreportcard.com/report/linuxsuren/go-cli-plugin)
+[![](http://img.shields.io/badge/godoc-reference-5272B4.svg?style=flat-square)](https://godoc.org/github.com/linuxsuren/go-cli-plugin)
+[![Contributors](https://img.shields.io/github/contributors/linuxsuren/go-cli-plugin.svg)](https://github.com/linuxsuren/go-cli-plugin/graphs/contributors)
+[![GitHub release](https://img.shields.io/github/release/linuxsuren/go-cli-plugin.svg?label=release)](https://github.com/linuxsuren/go-cli-plugin/releases/latest)
+![GitHub code size in bytes](https://img.shields.io/github/languages/code-size/linuxsuren/go-cli-plugin)
+[![HitCount](http://hits.dwyl.com/linuxsuren/go-cli-plugin.svg)](http://hits.dwyl.com/linuxsuren/go-cli-plugin)
+
+This project aims to provide an easy way to let you writing a plugin for your CLI project.
+
+# Original
+
+This project originally comes from [jcli](https://github.com/linuxsuren/go-cli-plugin).

go.mod

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+module github.com/linuxsuren/go-cli-plugin
+
+go 1.15
+
+require (
+	github.com/gosuri/uiprogress v0.0.1
+	github.com/jenkins-zh/jenkins-cli v0.0.32
+	github.com/mitchellh/go-homedir v1.1.0
+	github.com/pkg/errors v0.9.1
+	github.com/spf13/cobra v1.1.1
+	go.uber.org/zap v1.16.0
+	golang.org/x/crypto v0.0.0-20201124201722-c8d3bf9c5392
+	gopkg.in/src-d/go-git.v4 v4.13.1
+	gopkg.in/yaml.v2 v2.4.0
+)

pkg/cmd/completion.go

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+package config
+
+import (
+	"github.com/linuxsuren/go-cli-plugin/pkg"
+	"github.com/spf13/cobra"
+	"strings"
+)
+
+// ValidPluginNames returns the valid plugin name list
+func ValidPluginNames(cmd *cobra.Command, args []string, prefix string) (pluginNames []string, directive cobra.ShellCompDirective) {
+	directive = cobra.ShellCompDirectiveNoFileComp
+	if plugins, err := pkg.FindPlugins(); err == nil {
+		pluginNames = make([]string, 0)
+		for i := range plugins {
+			plugin := plugins[i]
+			name := plugin.Use
+
+			switch cmd.Use {
+			case "install":
+				if plugin.Installed {
+					continue
+				}
+			case "uninstall":
+				if !plugin.Installed {
+					continue
+				}
+			}
+
+			duplicated := false
+			for j := range args {
+				if name == args[j] {
+					duplicated = true
+					break
+				}
+			}
+
+			if !duplicated && strings.HasPrefix(name, prefix) {
+				pluginNames = append(pluginNames, name)
+			}
+		}
+	}
+	return
+}
+
+// NoFileCompletion avoid completion with files
+func NoFileCompletion(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
+	return nil, cobra.ShellCompDirectiveNoFileComp
+}

pkg/cmd/fetch.go

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+package config
+
+import (
+	"fmt"
+	"github.com/mitchellh/go-homedir"
+	"github.com/spf13/cobra"
+	"golang.org/x/crypto/ssh"
+	"gopkg.in/src-d/go-git.v4"
+	"gopkg.in/src-d/go-git.v4/plumbing/transport"
+	githttp "gopkg.in/src-d/go-git.v4/plumbing/transport/http"
+	gitssh "gopkg.in/src-d/go-git.v4/plumbing/transport/ssh"
+	"io/ioutil"
+	"os"
+	"strings"
+)
+
+// NewConfigPluginFetchCmd create a command for fetching plugin metadata
+func NewConfigPluginFetchCmd(pluginOrg, pluginRepo string) (cmd *cobra.Command) {
+	pluginFetchCmd := jcliPluginFetchCmd{
+		PluginOrg: pluginOrg,
+		PluginRepo: pluginRepo,
+	}
+
+	cmd = &cobra.Command{
+		Use:   "fetch",
+		Short: "fetch metadata of plugins",
+		Long: fmt.Sprintf(`fetch metadata of plugins
+The official metadata git repository is https://github.com/%s/%s,
+but you can change it by giving a command parameter.`, pluginFetchCmd.PluginOrg, pluginFetchCmd.PluginRepo),
+		ValidArgsFunction: NoFileCompletion,
+		RunE:              pluginFetchCmd.Run,
+	}
+
+	// add flags
+	flags := cmd.Flags()
+	flags.StringVarP(&pluginFetchCmd.PluginRepo, "plugin-repo", "",
+		fmt.Sprintf("https://github.com/%s/%s", pluginFetchCmd.PluginOrg, pluginFetchCmd.PluginRepo),
+		"The plugin git repository URL")
+	flags.BoolVarP(&pluginFetchCmd.Reset, "reset", "", true,
+		"If you want to reset the git local repo when pulling it")
+	flags.StringVarP(&pluginFetchCmd.Username, "username", "u", "",
+		"The username of git repository")
+	flags.StringVarP(&pluginFetchCmd.Password, "password", "p", "",
+		"The password of git repository")
+
+	sshKeyFile := fmt.Sprintf("%s/.ssh/id_rsa", os.Getenv("HOME"))
+	flags.StringVarP(&pluginFetchCmd.SSHKeyFile, "ssh-key-file", "", sshKeyFile,
+		"SSH key file")
+	return
+}
+
+// Run is the main entry point of plugin fetch command
+func (c *jcliPluginFetchCmd) Run(cmd *cobra.Command, args []string) (err error) {
+	var userHome string
+	if userHome, err = homedir.Dir(); err != nil {
+		return
+	}
+
+	pluginRepo := fmt.Sprintf("%s/.jenkins-cli/plugins-repo", userHome)
+	c.output = cmd.OutOrStdout()
+
+	var r *git.Repository
+	if r, err = git.PlainOpen(pluginRepo); err == nil {
+		var w *git.Worktree
+		if w, err = r.Worktree(); err != nil {
+			return
+		}
+
+		if c.Reset {
+			if err = w.Reset(&git.ResetOptions{
+				Mode: git.HardReset,
+			}); err != nil {
+				return
+			}
+		}
+
+		err = w.Pull(c.getPullOptions())
+		if err == git.NoErrAlreadyUpToDate {
+			err = nil // consider it's ok
+		}
+	} else {
+		cloneOptions := c.getCloneOptions()
+		_, err = git.PlainClone(pluginRepo, false, cloneOptions)
+	}
+	return
+}
+
+func (c *jcliPluginFetchCmd) getCloneOptions() (cloneOptions *git.CloneOptions) {
+	cloneOptions = &git.CloneOptions{
+		URL:      c.PluginRepo,
+		Progress: c.output,
+		Auth:     c.getAuth(),
+	}
+	return
+}
+
+func (c *jcliPluginFetchCmd) getPullOptions() (pullOptions *git.PullOptions) {
+	pullOptions = &git.PullOptions{
+		RemoteName: "origin",
+		Progress:   c.output,
+		Auth:       c.getAuth(),
+	}
+	return
+}
+
+func (c *jcliPluginFetchCmd) getAuth() (auth transport.AuthMethod) {
+	if c.Username != "" {
+		auth = &githttp.BasicAuth{
+			Username: c.Username,
+			Password: c.Password,
+		}
+	}
+
+	if strings.HasPrefix(c.PluginRepo, "git@") {
+		if sshKey, err := ioutil.ReadFile(c.SSHKeyFile); err == nil {
+			signer, _ := ssh.ParsePrivateKey(sshKey)
+			auth = &gitssh.PublicKeys{User: "git", Signer: signer}
+		}
+	}
+	return
+}

pkg/cmd/install.go

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+package config
+
+import (
+	"archive/tar"
+	"compress/gzip"
+	"fmt"
+	"github.com/linuxsuren/go-cli-plugin/pkg"
+	"github.com/mitchellh/go-homedir"
+	"github.com/spf13/cobra"
+	"gopkg.in/yaml.v2"
+	"io"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"runtime"
+)
+
+// NewConfigPluginInstallCmd create a command for fetching plugin metadata
+func NewConfigPluginInstallCmd(pluginOrg, pluginRepo string) (cmd *cobra.Command) {
+	pluginInstallCmd := jcliPluginInstallCmd{
+		PluginOrg: pluginOrg,
+		PluginRepo: pluginRepo,
+	}
+
+	cmd = &cobra.Command{
+		Use:               "install",
+		Short:             "install a jcli plugin",
+		Long:              "install a jcli plugin",
+		Args:              cobra.MinimumNArgs(1),
+		ValidArgsFunction: ValidPluginNames,
+		RunE:              pluginInstallCmd.Run,
+	}
+
+	// add flags
+	flags := cmd.Flags()
+	flags.BoolVarP(&pluginInstallCmd.ShowProgress, "show-progress", "", true,
+		"If you want to show the progress of download")
+	return
+}
+
+// Run main entry point for plugin install command
+func (c *jcliPluginInstallCmd) Run(cmd *cobra.Command, args []string) (err error) {
+	name := args[0]
+	var userHome string
+	if userHome, err = homedir.Dir(); err != nil {
+		return
+	}
+
+	var data []byte
+	pluginsMetadataFile := fmt.Sprintf("%s/.jenkins-cli/plugins-repo/%s.yaml", userHome, name)
+	if data, err = ioutil.ReadFile(pluginsMetadataFile); err == nil {
+		plugin := pkg.Plugin{}
+		if err = yaml.Unmarshal(data, &plugin); err == nil {
+			err = c.download(plugin)
+		}
+	}
+
+	if err == nil {
+		cachedMetadataFile := pkg.GetJCLIPluginPath(userHome, name, true)
+		err = ioutil.WriteFile(cachedMetadataFile, data, 0664)
+	}
+	return
+}
+
+func (c *jcliPluginInstallCmd) download(plu pkg.Plugin) (err error) {
+	var userHome string
+	if userHome, err = homedir.Dir(); err != nil {
+		return
+	}
+
+	link := c.getDownloadLink(plu)
+	output := fmt.Sprintf("%s/.jenkins-cli/plugins/%s.tar.gz", userHome, plu.Main)
+
+	downloader := pkg.HTTPDownloader{
+		RoundTripper:   c.RoundTripper,
+		TargetFilePath: output,
+		URL:            link,
+		ShowProgress:   c.ShowProgress,
+	}
+	if err = downloader.DownloadFile(); err == nil {
+		err = c.extractFiles(plu, output)
+	}
+	return
+}
+
+func (c *jcliPluginInstallCmd) getDownloadLink(plu pkg.Plugin) (link string) {
+	link = plu.DownloadLink
+	if link == "" {
+		operationSystem := runtime.GOOS
+		arch := runtime.GOARCH
+		link = fmt.Sprintf("https://github.com/%s/%s/releases/download/%s/%s-%s-%s.tar.gz",
+			c.PluginOrg, plu.Main, plu.Version, plu.Main, operationSystem, arch)
+	}
+	return
+}
+
+func (c *jcliPluginInstallCmd) extractFiles(plugin pkg.Plugin, tarFile string) (err error) {
+	var f *os.File
+	var gzf *gzip.Reader
+	if f, err = os.Open(tarFile); err != nil {
+		return
+	}
+	defer f.Close()
+
+	if gzf, err = gzip.NewReader(f); err != nil {
+		return
+	}
+
+	tarReader := tar.NewReader(gzf)
+	var header *tar.Header
+	for {
+		if header, err = tarReader.Next(); err == io.EOF {
+			err = nil
+			break
+		} else if err != nil {
+			break
+		}
+		name := header.Name
+
+		switch header.Typeflag {
+		case tar.TypeReg:
+			if name != plugin.Main {
+				continue
+			}
+			var targetFile *os.File
+			if targetFile, err = os.OpenFile(fmt.Sprintf("%s/%s", filepath.Dir(tarFile), name),
+				os.O_CREATE|os.O_RDWR, os.FileMode(header.Mode)); err != nil {
+				break
+			}
+			if _, err = io.Copy(targetFile, tarReader); err != nil {
+				break
+			}
+			targetFile.Close()
+		}
+	}
+	return
+}

pkg/cmd/list.go

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+package config
+
+import (
+	"github.com/linuxsuren/go-cli-plugin/pkg"
+	"github.com/spf13/cobra"
+)
+
+// NewConfigPluginListCmd create a command for list all jcli plugins
+func NewConfigPluginListCmd() (cmd *cobra.Command) {
+	configPluginListCmd := configPluginListCmd{}
+
+	cmd = &cobra.Command{
+		Use:               "list",
+		Short:             "List all installed plugins",
+		Long:              "List all installed plugins",
+		RunE:              configPluginListCmd.RunE,
+		ValidArgsFunction: NoFileCompletion,
+	}
+
+	configPluginListCmd.SetFlagWithHeaders(cmd, "Use,Version,Installed,DownloadLink")
+	return
+}
+
+// RunE is the main entry point of config plugin list command
+func (c *configPluginListCmd) RunE(cmd *cobra.Command, args []string) (err error) {
+	c.Writer = cmd.OutOrStdout()
+	var plugins []pkg.Plugin
+	if plugins, err = pkg.FindPlugins(); err == nil {
+		err = c.OutputV2(plugins)
+	}
+	return
+}