Remove dead code

Signed-off-by: Federico Guerinoni <guerra@develer.com>

Author: Federico Guerinoni

install.go

@@ -35,13 +35,12 @@ import (
 	"net"
 	"net/http"
 	"os"
+	"os/exec"
 	"path/filepath"
 	"strings"
 	"time"
 
 	"github.com/arduino/arduino-connector/auth"
-	"github.com/docker/docker/api/types"
-	docker "github.com/docker/docker/client"
 	mqtt "github.com/eclipse/paho.mqtt.golang"
 	"github.com/facchinm/service"
 	"github.com/kardianos/osext"
@@ -106,45 +105,13 @@ func createConfigFolder() error {
 	return nil
 }
 
-func retrieveDockerImages() ([]string, error) {
-	imageListOptions := types.ImageListOptions{All: true}
-
-	cli, err := docker.NewClientWithOpts(docker.WithVersion("1.38"))
-	if err != nil {
-		return []string{}, err
-	}
-
-	images, err := cli.ImageList(context.Background(), imageListOptions)
-	if err != nil {
-		return []string{}, err
+func isDockerInstalled() (bool, error) {
+	_, err := exec.LookPath("docker")
+	if err == nil {
+		return true, nil
 	}
 
-	imgs := []string{}
-	for _, v := range images {
-		imgs = append(imgs, v.RepoTags[0])
-	}
-	return imgs, nil
-}
-
-func retrieveDockerContainer() ([]string, error) {
-	cli, err := docker.NewClientWithOpts(docker.WithVersion("1.38"))
-	if err != nil {
-		return []string{}, err
-	}
-
-	containers, err := cli.ContainerList(context.Background(), types.ContainerListOptions{All: true})
-	if err != nil {
-		return []string{}, err
-	}
-
-	cs := []string{}
-	for _, v := range containers {
-		cs = append(cs, v.ID)
-	}
-
-	fmt.Println("containers when create config: ", cs)
-
-	return cs, nil
+	return false, nil
 }
 
 func isNetManagerInstalled() bool {

install_test.go

@@ -364,28 +364,13 @@ func connectTestClient(crtPath, keyPath string) (mqtt.Client, error) {
 	return mqttClient, nil
 }
 
-func isDockerInstalled() (bool, error) {
-	_, err := exec.LookPath("docker")
-	if err == nil {
-		return true, nil
-	}
-
-	return false, nil
-}
-
 func TestInstallDocker(t *testing.T) {
 	checkAndInstallDocker()
 	installed, err := isDockerInstalled()
 	assert.True(t, err == nil)
 	assert.True(t, installed)
 }
 
-func isNetManagerInstalled() bool {
-	cmd := exec.Command("bash", "-c", "dpkg --get-selections | grep network-manager")
-	out, _ := cmd.CombinedOutput()
-	return !strings.Contains(string(out), "deinstall") && len(out) != 0
-}
-
 func TestInstallNetworkManager(t *testing.T) {
 	assert.False(t, isNetManagerInstalled())
 	checkAndInstallNetworkManager()
@@ -399,12 +384,6 @@ func TestInstallNetworkManager(t *testing.T) {
 	assert.True(t, isNetManagerInstalled())
 }
 
-func TestInstallUbuntuDockerPath(t *testing.T) {
-	value, err := isDockerInstalled()
-	assert.False(t, value)
-	assert.True(t, err == nil)
-}
-
 func TestInstallAlpineDockerPath(t *testing.T) {
 	value, err := isDockerInstalled()
 	assert.True(t, value)