ectl: reorganize code

src/ectl/go.mod

@@ -1,3 +1,5 @@
 module ectl
 
 go 1.23.4
+
+require github.com/spf13/pflag v1.0.10

src/ectl/go.sum

@@ -0,0 +1,2 @@
+github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
+github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=

src/ectl/main.go

@@ -1,18 +1,10 @@
 package main
 
 import (
-	"bytes"
-	"encoding/json"
-	"flag"
 	"fmt"
-	"io"
 	"log"
-	"net"
 	"os"
-	"path"
-	"strconv"
 	"syscall"
-	"time"
 )
 
 // Build-time variables
@@ -20,413 +12,43 @@ var version = "dev"
 var sysconfdir = "/etc/"
 var runstatedir = "/var/run/"
 
-var conn net.Conn
-
 func main() {
 
-	// Set and parse flags
+	// Show usage if no arguments specified
-	printVersion := flag.Bool("version", false, "print version and exit")
+	if len(os.Args) == 1 {
-	printJson := flag.Bool("json", false, "print output in json format")
-	flag.Parse()
-
-	if flag.NArg() < 1 {
 		printUsage()
-		os.Exit(1)
+		return
 	}
 
-	if *printVersion || flag.Args()[0] == "version" {
+	subcommand := os.Args[1]
+
+	switch subcommand {
+	case "v", "version":
 		fmt.Printf("Enit Control version %s\n", version)
-		return
+	case "shutdown", "poweroff", "halt":
-	} else if flag.Args()[0] == "help" {
-		printUsage()
-		return
-	} else if flag.Args()[0] == "shutdown" || flag.Args()[0] == "poweroff" || flag.Args()[0] == "halt" {
 		err := syscall.Kill(1, syscall.SIGUSR1)
 		if err != nil {
 			log.Fatalf("Could not send shutdown signal! Error: %s\n", err)
 		}
-		return
+	case "reboot", "restart", "reset":
-	} else if flag.Args()[0] == "reboot" || flag.Args()[0] == "restart" || flag.Args()[0] == "reset" {
 		err := syscall.Kill(1, syscall.SIGTERM)
 		if err != nil {
-			log.Fatalf("Could not send shutdown signal! Error: %s\n", err)
+			log.Fatalf("Could not send reboot signal! Error: %s\n", err)
 		}
-		return
+	case "sv", "service":
-	} else if flag.Args()[0] == "service" || flag.Args()[0] == "sv" {
+		handleServiceSubcommand()
-		// Dial esvm socket
+	default:
-		dialSocket()
-		defer conn.Close()
-
-		if len(flag.Args()) <= 1 {
-			fmt.Println("Usage: ectl service <reload/start/stop/enable/disable/status/list> [service]")
-			return
-		}
-		if flag.Arg(1) == "reload" {
-			type ServiceCommandJsonStruct struct {
-				Command string `json:"command"`
-				Service string `json:"service"`
-			}
-			serviceCommandJson := ServiceCommandJsonStruct{
-				Command: flag.Arg(1),
-			}
-
-			// Encode struct to json string
-			jsonData, err := json.Marshal(serviceCommandJson)
-			if err != nil {
-				log.Fatalf("Could not encode JSON data! Error: %s\n", err)
-			}
-
-			_, err = conn.Write(jsonData)
-			if err != nil {
-				log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
-			}
-
-			// Read data from the connection.
-			data, err := readAllConn(conn)
-			if err != nil {
-				log.Fatalf("Could not read data from socket! Error: %s\n", err)
-				return
-			}
-
-			// Print json data if flag is set
-			if *printJson {
-				fmt.Println(string(data))
-				return
-			}
-
-			// Decoode JSON data
-			var returnedJsonData map[string]any
-			err = json.Unmarshal(data, &returnedJsonData)
-			if err != nil {
-				log.Fatalf("Could not decode JSON data from connection!")
-			}
-
-			if err, ok := returnedJsonData["error"]; ok {
-				log.Fatal(err)
-			} else if msg, ok := returnedJsonData["success"]; ok {
-				fmt.Println(msg)
-			} else {
-				log.Fatal("Connection returned empty string!")
-			}
-
-			return
-		} else if flag.Arg(1) == "start" || flag.Arg(1) == "stop" || flag.Arg(1) == "restart" {
-			// Ensure service name argument has been set
-			if len(flag.Args()) <= 2 {
-				fmt.Printf("Usage: ectl service %s <service>\n", flag.Args()[1])
-				return
-			}
-
-			type ServiceCommandJsonStruct struct {
-				Command string `json:"command"`
-				Service string `json:"service"`
-			}
-			serviceCommandJson := ServiceCommandJsonStruct{
-				Command: flag.Arg(1),
-				Service: flag.Arg(2),
-			}
-
-			// Encode struct to json string
-			jsonData, err := json.Marshal(serviceCommandJson)
-			if err != nil {
-				log.Fatalf("Could not encode JSON data! Error: %s\n", err)
-			}
-
-			_, err = conn.Write(jsonData)
-			if err != nil {
-				log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
-			}
-
-			// Read data from the connection.
-			data, err := readAllConn(conn)
-			if err != nil {
-				log.Fatalf("Could not read data from socket! Error: %s\n", err)
-				return
-			}
-
-			// Print json data if flag is set
-			if *printJson {
-				fmt.Println(string(data))
-				return
-			}
-
-			// Decoode JSON data
-			var returnedJsonData map[string]any
-			err = json.Unmarshal(data, &returnedJsonData)
-			if err != nil {
-				log.Fatalf("Could not decode JSON data from connection!")
-			}
-
-			if err, ok := returnedJsonData["error"]; ok {
-				log.Fatal(err)
-			} else if msg, ok := returnedJsonData["success"]; ok {
-				fmt.Println(msg)
-			} else {
-				log.Fatal("Connection returned empty string!")
-			}
-
-			return
-		} else if flag.Arg(1) == "enable" || flag.Arg(1) == "disable" {
-			// Ensure service name argument has been set
-			if len(flag.Args()) <= 2 {
-				fmt.Printf("Usage: ectl service %s <service> [stage]\n", flag.Args()[1])
-				return
-			}
-
-			// Get service stage
-			stage := 3
-			if len(flag.Args()) > 3 {
-				flagStr := flag.Arg(3)
-				_stage, err := strconv.ParseInt(flagStr, 10, 32)
-				if err != nil {
-					log.Fatalf("Error: could not parse stage number: %s", err)
-				}
-				stage = int(_stage)
-			} else if flag.Arg(1) == "disable" {
-				stage = 0
-			}
-
-			type ServiceCommandJsonStruct struct {
-				Command string `json:"command"`
-				Service string `json:"service"`
-				Stage   int    `json:"stage"`
-			}
-			serviceCommandJson := ServiceCommandJsonStruct{
-				Command: "set_enabled",
-				Service: flag.Arg(2),
-				Stage:   stage,
-			}
-
-			// Encode struct to json string
-			jsonData, err := json.Marshal(serviceCommandJson)
-			if err != nil {
-				log.Fatalf("Could not encode JSON data! Error: %s\n", err)
-			}
-
-			_, err = conn.Write(jsonData)
-			if err != nil {
-				log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
-			}
-
-			// Read data from the connection.
-			data, err := readAllConn(conn)
-			if err != nil {
-				log.Fatalf("Could not read data from socket! Error: %s\n", err)
-				return
-			}
-
-			// Print json data if flag is set
-			if *printJson {
-				fmt.Println(string(data))
-				return
-			}
-
-			// Decoode JSON data
-			var returnedJsonData map[string]any
-			err = json.Unmarshal(data, &returnedJsonData)
-			if err != nil {
-				log.Fatalf("Could not decode JSON data from connection!")
-			}
-
-			if err, ok := returnedJsonData["error"]; ok {
-				log.Fatal(err)
-			} else if msg, ok := returnedJsonData["success"]; ok {
-				fmt.Println(msg)
-			} else {
-				log.Fatal("Connection returned empty string!")
-			}
-
-			return
-		} else if flag.Args()[1] == "status" {
-			// Ensure service name argument has been set
-			if len(flag.Args()) <= 2 {
-				fmt.Printf("Usage: ectl service %s <service>\n", flag.Args()[1])
-				return
-			}
-
-			type ServiceCommandJsonStruct struct {
-				Command string `json:"command"`
-				Service string `json:"service"`
-			}
-			serviceCommandJson := ServiceCommandJsonStruct{
-				Command: flag.Arg(1),
-				Service: flag.Arg(2),
-			}
-
-			// Encode struct to json string
-			jsonData, err := json.Marshal(serviceCommandJson)
-			if err != nil {
-				log.Fatalf("Could not encode JSON data! Error: %s\n", err)
-			}
-
-			_, err = conn.Write(jsonData)
-			if err != nil {
-				log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
-			}
-
-			// Read data from the connection.
-			data, err := readAllConn(conn)
-			if err != nil {
-				log.Fatalf("Could not read data from socket! Error: %s\n", err)
-				return
-			}
-
-			// Print json data if flag is set
-			if *printJson {
-				fmt.Println(string(data))
-				return
-			}
-
-			// Decoode JSON data
-			var returnedJsonData map[string]any
-			err = json.Unmarshal(data, &returnedJsonData)
-			if err != nil {
-				log.Fatalf("Could not decode JSON data from connection!")
-			}
-
-			if err, ok := returnedJsonData["error"]; ok {
-				log.Fatal(err)
-			}
-
-			serviceState := returnedJsonData["state"].(string)
-			serviceDescription := returnedJsonData["description"].(string)
-			serviceEnabled := returnedJsonData["is_enabled"].(bool)
-			serviceStage := int(returnedJsonData["stage"].(float64))
-			processID := int(returnedJsonData["process_id"].(float64))
-
-			fmt.Printf("Name: %s\n", flag.Arg(2))
-			fmt.Printf("Description: %s\n", serviceDescription)
-			fmt.Printf("State: %s\n", serviceState)
-			if serviceEnabled {
-				fmt.Printf("Enabled: %t (Stage %d)\n", serviceEnabled, serviceStage)
-			} else {
-				fmt.Printf("Enabled: %t\n", serviceEnabled)
-			}
-			if serviceState == "running" {
-				fmt.Printf("Process ID: %d\n", processID)
-			}
-
-			return
-		} else if flag.Arg(1) == "list" {
-			type ServiceCommandJsonStruct struct {
-				Command string `json:"command"`
-			}
-			serviceCommandJson := ServiceCommandJsonStruct{
-				Command: flag.Arg(1),
-			}
-
-			// Encode struct to json string
-			jsonData, err := json.Marshal(serviceCommandJson)
-			if err != nil {
-				log.Fatalf("Could not encode JSON data! Error: %s\n", err)
-			}
-
-			_, err = conn.Write(jsonData)
-			if err != nil {
-				log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
-			}
-
-			// Read data from the connection.
-			data, err := readAllConn(conn)
-			if err != nil {
-				log.Fatalf("Could not read data from socket! Error: %s\n", err)
-				return
-			}
-
-			// Print json data if flag is set
-			if *printJson {
-				fmt.Println(string(data))
-				return
-			}
-
-			// Decoode JSON data
-			var returnedJsonData map[string]any
-			err = json.Unmarshal(data, &returnedJsonData)
-			if err != nil {
-				log.Fatalf("Could not decode JSON data from connection!")
-			}
-
-			if err, ok := returnedJsonData["error"]; ok {
-				log.Fatal(err)
-			}
-
-			for _, serviceMap := range returnedJsonData["services"].([]any) {
-				serviceName := serviceMap.(map[string]any)["name"].(string)
-				serviceDescription := serviceMap.(map[string]any)["description"].(string)
-				serviceState := serviceMap.(map[string]any)["state"].(string)
-				serviceEnabled := serviceMap.(map[string]any)["is_enabled"].(bool)
-				serviceStage := int(serviceMap.(map[string]any)["stage"].(float64))
-				processID := int(serviceMap.(map[string]any)["process_id"].(float64))
-
-				fmt.Printf("Name: %s\n", serviceName)
-				fmt.Printf("Description: %s\n", serviceDescription)
-				fmt.Printf("State: %s\n", serviceState)
-				if serviceEnabled {
-					fmt.Printf("Enabled: %t (Stage %d)\n", serviceEnabled, serviceStage)
-				} else {
-					fmt.Printf("Enabled: %t\n", serviceEnabled)
-				}
-				if serviceState == "running" {
-					fmt.Printf("Process ID: %d\n", processID)
-				}
-				fmt.Println()
-			}
-
-			return
-		}
-	}
-
 		printUsage()
 		os.Exit(1)
 	}
+}
 
 func printUsage() {
-	fmt.Println("Available sucommands:")
+	fmt.Println("Usage: ectl <subcommand> [options]")
-	fmt.Println("ectl version | Show enit version")
+	fmt.Println("Description: Shutdown, reboot and manage system services")
-	fmt.Println("ectl shutdown/poweroff/halt | Shutdown the system")
+	fmt.Println("Sucommands:")
-	fmt.Println("ectl reboot/restart | Reboot the system")
+	fmt.Println("  v, version                 Show enit version")
-	fmt.Println("ectl help | Show command explanations")
+	fmt.Println("  shutdown, poweroff, halt   Shutdown the system")
-	fmt.Println("ectl sv/service start <service> | Start a service")
+	fmt.Println("  reboot, restart, reset     Reboot the system")
-	fmt.Println("ectl sv/service stop <service> | Stop a service")
+	fmt.Println("  sv, service                Manage system services")
-	fmt.Println("ectl sv/service enable <service> | Enable a service at startup")
-	fmt.Println("ectl sv/service disable <service> | Disable a service at startup")
-	fmt.Println("ectl sv/service status <service> | Show service status")
-	fmt.Println("ectl sv/service list | Show all enabled services")
-}
-
-func dialSocket() {
-	if _, err := os.Stat(path.Join(runstatedir, "esvm/esvm.sock")); err != nil {
-		log.Fatalf("Could not find esvm.sock! Error: %s\n", err)
-	}
-
-	var err error
-	conn, err = net.Dial("unix", path.Join(runstatedir, "esvm/esvm.sock"))
-	if err != nil {
-		log.Fatalf("Failed to connect to esvm.sock! Error: %s\n", err)
-	}
-
-	if err := conn.SetDeadline(time.Now().Add(30 * time.Second)); err != nil {
-		log.Fatalf("Failed to set write deadline! Error: %s\n", err)
-	}
-}
-
-func readAllConn(conn net.Conn) ([]byte, error) {
-	var buf bytes.Buffer
-
-	for {
-		dataChunk := make([]byte, 1024)
-
-		n, err := conn.Read(dataChunk)
-		if err != nil && err != io.EOF {
-			return nil, err
-		}
-
-		buf.Write(dataChunk[:n])
-
-		if n < 1024 {
-			break
-		}
-	}
-
-	return buf.Bytes(), nil
 }

src/ectl/sv_subcommand.go

@@ -0,0 +1,481 @@
+package main
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"log"
+	"net"
+	"os"
+	"path"
+	"strconv"
+	"strings"
+	"time"
+
+	flag "github.com/spf13/pflag"
+)
+
+var currentFlagSet *flag.FlagSet
+var conn net.Conn
+
+func handleServiceSubcommand() {
+	if len(os.Args) == 2 {
+		printSvUsage()
+		return
+	}
+
+	subcommand := os.Args[2]
+
+	switch subcommand {
+	case "start", "stop", "restart":
+		// Setup flags and help
+		currentFlagSet = flag.NewFlagSet(subcommand, flag.ExitOnError)
+		currentFlagSet.BoolP("json", "j", false, "Return output in json format")
+		setupFlagsAndHelp(currentFlagSet, fmt.Sprintf("ectl %s %s <options> <service>", os.Args[1], subcommand), fmt.Sprintf("%s the specified service", strings.Title(subcommand)), os.Args[3:])
+
+		// Dial esvm socket
+		dialSocket()
+		defer conn.Close()
+
+		startStopRestartService(subcommand)
+	case "enable", "disable":
+		// Setup flags and help
+		currentFlagSet = flag.NewFlagSet(subcommand, flag.ExitOnError)
+		currentFlagSet.BoolP("json", "j", false, "Return output in json format")
+		setupFlagsAndHelp(currentFlagSet, fmt.Sprintf("ectl %s %s <options> <service>", os.Args[1], subcommand), fmt.Sprintf("%s the specified service", strings.Title(subcommand)), os.Args[3:])
+
+		// Dial esvm socket
+		dialSocket()
+		defer conn.Close()
+
+		enableDisableService(subcommand)
+	case "status":
+		// Setup flags and help
+		currentFlagSet = flag.NewFlagSet("status", flag.ExitOnError)
+		currentFlagSet.BoolP("json", "j", false, "Return output in json format")
+		setupFlagsAndHelp(currentFlagSet, fmt.Sprintf("ectl %s status <options> <service>", os.Args[1]), "Show service status", os.Args[3:])
+
+		// Dial esvm socket
+		dialSocket()
+		defer conn.Close()
+
+		showServiceStatus()
+	case "list":
+		// Setup flags and help
+		currentFlagSet = flag.NewFlagSet("list", flag.ExitOnError)
+		currentFlagSet.BoolP("json", "j", false, "Return output in json format")
+		setupFlagsAndHelp(currentFlagSet, fmt.Sprintf("ectl %s reload <options>", os.Args[1]), "List all services", os.Args[3:])
+
+		// Dial esvm socket
+		dialSocket()
+		defer conn.Close()
+
+		listAllServices()
+	case "reload":
+		// Setup flags and help
+		currentFlagSet = flag.NewFlagSet("reload", flag.ExitOnError)
+		currentFlagSet.BoolP("json", "j", false, "Return output in json format")
+		setupFlagsAndHelp(currentFlagSet, fmt.Sprintf("ectl %s reload <options>", os.Args[1]), "Reload all services", os.Args[3:])
+
+		// Dial esvm socket
+		dialSocket()
+		defer conn.Close()
+
+		reloadAllServices()
+	default:
+		printSvUsage()
+		os.Exit(1)
+	}
+}
+
+func startStopRestartService(subcommand string) {
+	// Get flags
+	printJson, _ := currentFlagSet.GetBool("json")
+
+	// Ensure service name argument has been set
+	if currentFlagSet.NArg() == 0 {
+		fmt.Printf("Usage: ectl service %s <service>\n", subcommand)
+		return
+	}
+
+	type ServiceCommandJsonStruct struct {
+		Command string `json:"command"`
+		Service string `json:"service"`
+	}
+	serviceCommandJson := ServiceCommandJsonStruct{
+		Command: subcommand,
+		Service: currentFlagSet.Arg(0),
+	}
+
+	// Encode struct to json string
+	jsonData, err := json.Marshal(serviceCommandJson)
+	if err != nil {
+		log.Fatalf("Could not encode JSON data! Error: %s\n", err)
+	}
+
+	_, err = conn.Write(jsonData)
+	if err != nil {
+		log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
+	}
+
+	// Read data from the connection.
+	data, err := readAllConn(conn)
+	if err != nil {
+		log.Fatalf("Could not read data from socket! Error: %s\n", err)
+		return
+	}
+
+	// Print json data if flag is set
+	if printJson {
+		fmt.Println(string(data))
+		return
+	}
+
+	// Decoode JSON data
+	var returnedJsonData map[string]any
+	err = json.Unmarshal(data, &returnedJsonData)
+	if err != nil {
+		log.Fatalf("Could not decode JSON data from connection!")
+	}
+
+	if err, ok := returnedJsonData["error"]; ok {
+		log.Fatal(err)
+	} else if msg, ok := returnedJsonData["success"]; ok {
+		fmt.Println(msg)
+	} else {
+		log.Fatal("Connection returned empty string!")
+	}
+}
+
+func enableDisableService(subcommand string) {
+	// Get flags
+	printJson, _ := currentFlagSet.GetBool("json")
+
+	// Ensure service name argument has been set
+	if currentFlagSet.NArg() == 0 {
+		fmt.Printf("Usage: ectl service %s <service> [stage]\n", subcommand)
+		return
+	}
+
+	// Get service stage
+	stage := 3
+	if len(currentFlagSet.Args()) > 1 {
+		flagStr := currentFlagSet.Arg(1)
+		_stage, err := strconv.ParseInt(flagStr, 10, 32)
+		if err != nil {
+			log.Fatalf("Error: could not parse stage number: %s", err)
+		}
+		stage = int(_stage)
+	} else if subcommand == "disable" {
+		stage = 0
+	}
+
+	type ServiceCommandJsonStruct struct {
+		Command string `json:"command"`
+		Service string `json:"service"`
+		Stage   int    `json:"stage"`
+	}
+	serviceCommandJson := ServiceCommandJsonStruct{
+		Command: "set_enabled",
+		Service: currentFlagSet.Arg(0),
+		Stage:   stage,
+	}
+
+	// Encode struct to json string
+	jsonData, err := json.Marshal(serviceCommandJson)
+	if err != nil {
+		log.Fatalf("Could not encode JSON data! Error: %s\n", err)
+	}
+
+	_, err = conn.Write(jsonData)
+	if err != nil {
+		log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
+	}
+
+	// Read data from the connection.
+	data, err := readAllConn(conn)
+	if err != nil {
+		log.Fatalf("Could not read data from socket! Error: %s\n", err)
+		return
+	}
+
+	// Print json data if flag is set
+	if printJson {
+		fmt.Println(string(data))
+		return
+	}
+
+	// Decoode JSON data
+	var returnedJsonData map[string]any
+	err = json.Unmarshal(data, &returnedJsonData)
+	if err != nil {
+		log.Fatalf("Could not decode JSON data from connection!")
+	}
+
+	if err, ok := returnedJsonData["error"]; ok {
+		log.Fatal(err)
+	} else if msg, ok := returnedJsonData["success"]; ok {
+		fmt.Println(msg)
+	} else {
+		log.Fatal("Connection returned empty string!")
+	}
+}
+
+func showServiceStatus() {
+	// Get flags
+	printJson, _ := currentFlagSet.GetBool("json")
+
+	// Ensure service name argument has been set
+	if len(currentFlagSet.Args()) == 0 {
+		fmt.Println("Usage: ectl service status <service>")
+		return
+	}
+
+	type ServiceCommandJsonStruct struct {
+		Command string `json:"command"`
+		Service string `json:"service"`
+	}
+	serviceCommandJson := ServiceCommandJsonStruct{
+		Command: "status",
+		Service: currentFlagSet.Arg(0),
+	}
+
+	// Encode struct to json string
+	jsonData, err := json.Marshal(serviceCommandJson)
+	if err != nil {
+		log.Fatalf("Could not encode JSON data! Error: %s\n", err)
+	}
+
+	_, err = conn.Write(jsonData)
+	if err != nil {
+		log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
+	}
+
+	// Read data from the connection.
+	data, err := readAllConn(conn)
+	if err != nil {
+		log.Fatalf("Could not read data from socket! Error: %s\n", err)
+		return
+	}
+
+	// Print json data if flag is set
+	if printJson {
+		fmt.Println(string(data))
+		return
+	}
+
+	// Decoode JSON data
+	var returnedJsonData map[string]any
+	err = json.Unmarshal(data, &returnedJsonData)
+	if err != nil {
+		log.Fatalf("Could not decode JSON data from connection!")
+	}
+
+	if err, ok := returnedJsonData["error"]; ok {
+		log.Fatal(err)
+	}
+
+	serviceState := returnedJsonData["state"].(string)
+	serviceDescription := returnedJsonData["description"].(string)
+	serviceEnabled := returnedJsonData["is_enabled"].(bool)
+	serviceStage := int(returnedJsonData["stage"].(float64))
+	processID := int(returnedJsonData["process_id"].(float64))
+
+	fmt.Printf("Name: %s\n", currentFlagSet.Arg(0))
+	fmt.Printf("Description: %s\n", serviceDescription)
+	fmt.Printf("State: %s\n", serviceState)
+	if serviceEnabled {
+		fmt.Printf("Enabled: %t (Stage %d)\n", serviceEnabled, serviceStage)
+	} else {
+		fmt.Printf("Enabled: %t\n", serviceEnabled)
+	}
+	if serviceState == "running" {
+		fmt.Printf("Process ID: %d\n", processID)
+	}
+}
+
+func listAllServices() {
+	// Get flags
+	printJson, _ := currentFlagSet.GetBool("json")
+
+	type ServiceCommandJsonStruct struct {
+		Command string `json:"command"`
+	}
+	serviceCommandJson := ServiceCommandJsonStruct{
+		Command: "list",
+	}
+
+	// Encode struct to json string
+	jsonData, err := json.Marshal(serviceCommandJson)
+	if err != nil {
+		log.Fatalf("Could not encode JSON data! Error: %s\n", err)
+	}
+
+	_, err = conn.Write(jsonData)
+	if err != nil {
+		log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
+	}
+
+	// Read data from the connection.
+	data, err := readAllConn(conn)
+	if err != nil {
+		log.Fatalf("Could not read data from socket! Error: %s\n", err)
+		return
+	}
+
+	// Print json data if flag is set
+	if printJson {
+		fmt.Println(string(data))
+		return
+	}
+
+	// Decoode JSON data
+	var returnedJsonData map[string]any
+	err = json.Unmarshal(data, &returnedJsonData)
+	if err != nil {
+		log.Fatalf("Could not decode JSON data from connection!")
+	}
+
+	if err, ok := returnedJsonData["error"]; ok {
+		log.Fatal(err)
+	}
+
+	for _, serviceMap := range returnedJsonData["services"].([]any) {
+		serviceName := serviceMap.(map[string]any)["name"].(string)
+		serviceDescription := serviceMap.(map[string]any)["description"].(string)
+		serviceState := serviceMap.(map[string]any)["state"].(string)
+		serviceEnabled := serviceMap.(map[string]any)["is_enabled"].(bool)
+		serviceStage := int(serviceMap.(map[string]any)["stage"].(float64))
+		processID := int(serviceMap.(map[string]any)["process_id"].(float64))
+
+		fmt.Printf("Name: %s\n", serviceName)
+		fmt.Printf("Description: %s\n", serviceDescription)
+		fmt.Printf("State: %s\n", serviceState)
+		if serviceEnabled {
+			fmt.Printf("Enabled: %t (Stage %d)\n", serviceEnabled, serviceStage)
+		} else {
+			fmt.Printf("Enabled: %t\n", serviceEnabled)
+		}
+		if serviceState == "running" {
+			fmt.Printf("Process ID: %d\n", processID)
+		}
+		fmt.Println()
+	}
+}
+
+func reloadAllServices() {
+	// Get flags
+	printJson, _ := currentFlagSet.GetBool("json")
+
+	type ServiceCommandJsonStruct struct {
+		Command string `json:"command"`
+		Service string `json:"service"`
+	}
+	serviceCommandJson := ServiceCommandJsonStruct{
+		Command: "reload",
+	}
+
+	// Encode struct to json string
+	jsonData, err := json.Marshal(serviceCommandJson)
+	if err != nil {
+		log.Fatalf("Could not encode JSON data! Error: %s\n", err)
+	}
+
+	_, err = conn.Write(jsonData)
+	if err != nil {
+		log.Fatalf("Could not write JSON data to socket! Error: %s\n", err)
+	}
+
+	// Read data from the connection.
+	data, err := readAllConn(conn)
+	if err != nil {
+		log.Fatalf("Could not read data from socket! Error: %s\n", err)
+		return
+	}
+
+	// Print json data if flag is set
+	if printJson {
+		fmt.Println(string(data))
+		return
+	}
+
+	// Decoode JSON data
+	var returnedJsonData map[string]any
+	err = json.Unmarshal(data, &returnedJsonData)
+	if err != nil {
+		log.Fatalf("Could not decode JSON data from connection!")
+	}
+
+	if err, ok := returnedJsonData["error"]; ok {
+		log.Fatal(err)
+	} else if msg, ok := returnedJsonData["success"]; ok {
+		fmt.Println(msg)
+	} else {
+		log.Fatal("Connection returned empty string!")
+	}
+}
+
+func printSvUsage() {
+	fmt.Printf("Usage: ectl %s <subcommand> [options] [service]\n", os.Args[1])
+	fmt.Println("Description: Manage system services")
+	fmt.Println("Sucommands:")
+	fmt.Println("  start     Start service")
+	fmt.Println("  stop      Stop service")
+	fmt.Println("  restart   Restart service")
+	fmt.Println("  enable    Enable service")
+	fmt.Println("  disable   Disable service")
+	fmt.Println("  status    Show service status")
+	fmt.Println("  list      List services")
+	fmt.Println("  reload    Reload services")
+}
+
+func setupFlagsAndHelp(flagset *flag.FlagSet, usage, desc string, args []string) {
+	flagset.Usage = func() {
+		fmt.Println("Usage: " + usage)
+		fmt.Println("Description: " + desc)
+		fmt.Println("Options:")
+		if !flagset.HasFlags() {
+			fmt.Println("  No flags defined")
+		}
+		flagset.PrintDefaults()
+	}
+	flagset.Parse(args)
+}
+
+func dialSocket() {
+	if _, err := os.Stat(path.Join(runstatedir, "esvm/esvm.sock")); err != nil {
+		log.Fatalf("Could not find esvm.sock! Error: %s\n", err)
+	}
+
+	var err error
+	conn, err = net.Dial("unix", path.Join(runstatedir, "esvm/esvm.sock"))
+	if err != nil {
+		log.Fatalf("Failed to connect to esvm.sock! Error: %s\n", err)
+	}
+
+	if err := conn.SetDeadline(time.Now().Add(30 * time.Second)); err != nil {
+		log.Fatalf("Failed to set write deadline! Error: %s\n", err)
+	}
+}
+
+func readAllConn(conn net.Conn) ([]byte, error) {
+	var buf bytes.Buffer
+
+	for {
+		dataChunk := make([]byte, 1024)
+
+		n, err := conn.Read(dataChunk)
+		if err != nil && err != io.EOF {
+			return nil, err
+		}
+
+		buf.Write(dataChunk[:n])
+
+		if n < 1024 {
+			break
+		}
+	}
+
+	return buf.Bytes(), nil
+}