feat: add commands

client/client.go

@@ -63,6 +63,49 @@ func StatusThread(host string) {
 	state.State.Mutex.Unlock()
 }
 
+func Command(command string) {
+	for host := range config.Config.Hosts {
+		state.State.Mutex.Lock()
+		state.State.Machines[host] = state.Machine{
+			State:    state.Working,
+			JobStart: time.Now(),
+		}
+		state.State.Mutex.Unlock()
+		go CommandThread(host, command)
+	}
+	DisplayState()
+}
+
+func CommandThread(host string, command string) {
+	base, err := url.Parse("http://" + config.Config.Hosts[host] + constants.HostEndpoint)
+	utils.CheckError(err)
+	base.Path += "command"
+	params := url.Values{}
+	params.Add("token", auth.CreateToken())
+	params.Add("command", command)
+	base.RawQuery = params.Encode()
+	client := http.Client{
+		Timeout: config.Config.CommandTimeout,
+	}
+	resp, err := client.Get(base.String())
+	if utils.JobFailed(err, host) {
+		return
+	}
+	defer resp.Body.Close()
+	body, err := io.ReadAll(resp.Body)
+	if utils.JobFailed(err, host) {
+		return
+	}
+	state.State.Mutex.Lock()
+	state.State.Machines[host] = state.Machine{
+		State:    state.Completed,
+		JobStart: state.State.Machines[host].JobStart,
+		JobEnd:   time.Now(),
+		Message:  string(body),
+	}
+	state.State.Mutex.Unlock()
+}
+
 func DisplayState() {
 	finished := false
 	for !finished {

config/config.go

@@ -1,20 +1,31 @@
 package config
 
+import "time"
+
 type ConfigStruct struct {
-	Hosts map[string]string
+	Hosts          map[string]string
+	Commands       map[string][]string
+	CommandTimeout time.Duration
 }
 
 var Config = ConfigStruct{
 	Hosts: map[string]string{
-		"alpha":   "127.0.0.1",
-		"beta":    "127.0.0.1",
+		"alpha": "127.0.0.1",
+		/*"beta":    "127.0.0.1",
 		"gamma":   "127.0.0.1",
 		"delta":   "127.0.0.1",
 		"epsilon": "127.0.0.1",
 		"zeta":    "127.0.0.1",
 		"eta":     "127.0.0.1",
-		"omega":   "127.0.0.1",
+		"omega":   "127.0.0.1",*/
 	},
+	Commands: map[string][]string{
+		"update":   {"yes", "|", "sudo", "pacman", "-Syyu"},
+		"neofetch": {"neofetch"},
+		"uptime":   {"uptime"},
+		"uname":    {"uname", "-A"},
+	},
+	CommandTimeout: 20 * time.Minute,
 }
 
 var AuthSecret = []byte("ChangeMe!")

main.go

@@ -25,6 +25,14 @@ func main() {
 			log.Fatal("Cannot find command.")
 		}
 
+	} else if len(args) == 3 {
+		switch args[1] {
+		case "command":
+			client.Command(args[2])
+		default:
+			log.Fatal("Cannot find command.")
+		}
+
 	} else {
 		log.Fatal("Too many arguments.")
 	}

pon/middlewares/middlewares.go

@@ -3,9 +3,11 @@ package middlewares
 import (
 	"github.com/gofiber/fiber/v2"
 	"github.com/gofiber/fiber/v2/middleware/logger"
+	"github.com/gofiber/fiber/v2/middleware/recover"
 )
 
 func Init(app *fiber.App) {
+	app.Use(recover.New())
 	app.Use(logger.New(logger.Config{
 		TimeFormat: "2006-01-02 15:04:05",
 	}))

pon/paths/command/command.go

@@ -0,0 +1,31 @@
+package command
+
+import (
+	"kon/auth"
+	"kon/config"
+	"kon/utils"
+	"os/exec"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func HandleFunc(c *fiber.Ctx) error {
+	queryValue := c.Query("token")
+	command := c.Query("command")
+	if auth.VerifyToken(queryValue) {
+		val, ok := config.Config.Commands[command]
+		if !ok {
+			return c.SendString("Command not found.")
+		} else {
+			cmd := exec.Command(val[0])
+			if len(val) > 1 {
+				cmd = exec.Command(val[0], val[1:]...)
+			}
+			err := cmd.Run()
+			utils.CheckError(err)
+			return c.SendString("Command was run successfully!")
+		}
+	} else {
+		return c.SendString("Auth failed!")
+	}
+}

pon/paths/paths.go

@@ -1,6 +1,7 @@
 package paths
 
 import (
+	"kon/pon/paths/command"
 	"kon/pon/paths/status"
 
 	"github.com/gofiber/fiber/v2"
@@ -8,4 +9,5 @@ import (
 
 func Init(app *fiber.App) {
 	app.Get("/status", status.HandleFunc)
+	app.Get("/command", command.HandleFunc)
 }

pon/paths/status/status.go

@@ -42,6 +42,6 @@ func HandleFunc(c *fiber.Ctx) error {
 		utils.CheckError(err)
 		return c.SendString(string(statusJSON))
 	} else {
-		return c.SendString("no")
+		return c.SendString("Auth failed!")
 	}
 }