* added list and exec commands

cmd/exec/exec.go

@@ -0,0 +1,47 @@
+package exec
+
+import (
+	"errors"
+	"fmt"
+	"github.com/creack/pty"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"io"
+	"os"
+	"os/exec"
+)
+
+var execCmd = &cobra.Command{
+	Use:   "exec",
+	Short: "Execute command of specific alias",
+	Args: func(cmd *cobra.Command, args []string) error {
+		if err := cobra.ExactArgs(1)(cmd, args); err != nil {
+			return err
+		}
+		data := viper.GetStringMapString("data")
+
+		if _, ok := data[args[0]]; !ok {
+			return errors.New("such alias was not found")
+		}
+
+		return nil
+	},
+	Run: func(cmd *cobra.Command, args []string) {
+		data := viper.GetStringMapString("data")
+		command := exec.Command("sh", "-c", data[args[0]])
+		ptmx, err := pty.Start(command)
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "Error starting PTY: %v\n", err)
+			os.Exit(1)
+		}
+
+		defer func() { _ = ptmx.Close() }()
+
+		go func() { _, _ = io.Copy(ptmx, os.Stdin) }()
+		_, _ = io.Copy(os.Stdout, ptmx)
+	},
+}
+
+func Cmd() *cobra.Command {
+	return execCmd
+}

cmd/list/list.go

@@ -0,0 +1,29 @@
+package list
+
+import (
+	"github.com/jedib0t/go-pretty/v6/table"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"os"
+)
+
+var listCmd = &cobra.Command{
+	Use:   "list",
+	Short: "List all known commands and their aliases",
+	Run: func(cmd *cobra.Command, args []string) {
+		t := table.NewWriter()
+		t.SetOutputMirror(os.Stdout)
+		t.AppendHeader(table.Row{"Alias", "Command"})
+
+		commands := viper.GetStringMapString("data")
+
+		for alias, command := range commands {
+			t.AppendRow(table.Row{alias, command})
+		}
+		t.Render()
+	},
+}
+
+func Cmd() *cobra.Command {
+	return listCmd
+}

cmd/root.go

@@ -0,0 +1,78 @@
+package cmd
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"git.denysoft.de/CubeBit/ssh-hub/cmd/exec"
+	"git.denysoft.de/CubeBit/ssh-hub/cmd/list"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"os"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "ssh-hub",
+	Short: "ssh-hub is a simple SSH manager. Storing all your ssh commands and managing them",
+	Long: "ssh-hub was created in order to automatically manage ssh commands and different Groups.\n " +
+		"\tCreate groups based on projects, environments etc and add there your ssh commands.\n " +
+		"\tWe will carefully manage all known sessions and groups.",
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("Welcome to ssh-hub!")
+	},
+}
+
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(os.Stderr, err)
+		os.Exit(1)
+	}
+}
+
+func init() {
+	cobra.OnInitialize(initCfg)
+	rootCmd.AddCommand(list.Cmd())
+	rootCmd.AddCommand(exec.Cmd())
+}
+
+func initCfg() {
+	//TODO: if parameter read config from file provided read from specific file
+	const defaultCfg = "/.ssh-hub-config.json"
+	homePath, err := os.UserHomeDir()
+	cobra.CheckErr(err)
+
+	if _, err := os.Stat(homePath + defaultCfg); errors.Is(err, os.ErrNotExist) {
+		createdFile, err := os.Create(homePath + defaultCfg)
+		cobra.CheckErr(err)
+		bytes, err := json.Marshal(map[string]string{})
+		cobra.CheckErr(err)
+		_, err = createdFile.Write(bytes)
+		cobra.CheckErr(err)
+	} else {
+		cobra.CheckErr(err)
+	}
+
+	configFile, err := os.ReadFile(homePath + defaultCfg)
+
+	var result map[string]string
+	err = json.Unmarshal(configFile, &result)
+	cobra.CheckErr(err)
+
+	viper.Set("data", result)
+}
+
+/*
+ssh-hub
+├── ssh          - Execute an SSH command (with autocomplete)
+├── add          - Add a new command or group
+│   ├── command  - Save an SSH command
+│   └── group    - Create a group of commands
+├── exec         - Execute a saved command or group
+├── remove       - Remove a command or group
+├── groups       - Manage groups
+│   ├── add      - Add a command to a group
+│   ├── remove   - Remove a command from a group
+│   └── list     - List commands in a group
+├── autocomplete - Enable or generate shell autocompletion
+└── help         - Display help information for commands
+*/