feat: support username flag. (#45)

* feat: support username flag.

DOCS.md

@@ -15,7 +15,7 @@ pipeline:
   ssh:
     image: appleboy/drone-ssh
     host: foo.com
-    user: root
+    username: root
     password: 1234
     port: 22
     script:
@@ -32,7 +32,7 @@ pipeline:
     host:
 +    - foo.com
 +    - bar.com
-    user: root
+    username: root
     port: 22
     script:
       - echo hello
@@ -46,7 +46,7 @@ pipeline:
   ssh:
     image: appleboy/drone-ssh
     host: foo.com
-    user: root
+    username: root
     password: 1234
     port: 22
     script:
@@ -63,7 +63,7 @@ pipeline:
   ssh:
     image: appleboy/drone-ssh
     host: foo.com
-    user: root
+    username: root
     password: 1234
     port: 22
     script:
@@ -82,7 +82,7 @@ host
 port
 : ssh port of target host
 
-user
+username
 : account for target host user
 
 password

README.md

@@ -42,7 +42,7 @@ Execute from the working directory:
 ```sh
 docker run --rm \
   -e PLUGIN_HOST=foo.com \
-  -e PLUGIN_USER=root \
+  -e PLUGIN_USERNAME=root \
   -e PLUGIN_KEY="$(cat ${HOME}/.ssh/id_rsa)" \
   -e PLUGIN_SCRIPT=whoami \
   -v $(pwd):$(pwd) \

main.go

@@ -36,9 +36,9 @@ func main() {
 			EnvVar: "PLUGIN_KEY_PATH,SSH_KEY_PATH",
 		},
 		cli.StringFlag{
-			Name:   "user,u",
+			Name:   "username,user,u",
 			Usage:  "connect as user",
-			EnvVar: "PLUGIN_USER,SSH_USER",
+			EnvVar: "PLUGIN_USERNAME,PLUGIN_USER,SSH_USERNAME",
 			Value:  "root",
 		},
 		cli.StringFlag{
@@ -118,7 +118,7 @@ func run(c *cli.Context) error {
 		Config: Config{
 			Key:      c.String("ssh-key"),
 			KeyPath:  c.String("key-path"),
-			User:     c.String("user"),
+			UserName: c.String("user"),
 			Password: c.String("password"),
 			Host:     c.StringSlice("host"),
 			Port:     c.Int("port"),

plugin.go

@@ -23,7 +23,7 @@ type (
 	Config struct {
 		Key      string
 		KeyPath  string
-		User     string
+		UserName string
 		Password string
 		Host     []string
 		Port     int
@@ -43,7 +43,7 @@ func (p Plugin) log(host string, message ...interface{}) {
 
 // Exec executes the plugin.
 func (p Plugin) Exec() error {
-	if len(p.Config.Host) == 0 && p.Config.User == "" {
+	if len(p.Config.Host) == 0 && p.Config.UserName == "" {
 		return fmt.Errorf(missingHostOrUser)
 	}
 
@@ -59,7 +59,7 @@ func (p Plugin) Exec() error {
 			// Create MakeConfig instance with remote username, server address and path to private key.
 			ssh := &easyssh.MakeConfig{
 				Server:   host,
-				User:     p.Config.User,
+				User:     p.Config.UserName,
 				Password: p.Config.Password,
 				Port:     strconv.Itoa(p.Config.Port),
 				Key:      p.Config.Key,

plugin_test.go

@@ -19,7 +19,7 @@ func TestMissingKeyOrPassword(t *testing.T) {
 	plugin := Plugin{
 		Config{
 			Host:     []string{"localhost"},
-			User: "ubuntu",
+			UserName: "ubuntu",
 		},
 	}
 
@@ -33,7 +33,7 @@ func TestIncorrectPassword(t *testing.T) {
 	plugin := Plugin{
 		Config: Config{
 			Host:     []string{"localhost"},
-			User:     "drone-scp",
+			UserName: "drone-scp",
 			Port:     22,
 			Password: "123456",
 			Script:   []string{"whoami"},
@@ -48,7 +48,7 @@ func TestSSHScriptFromRawKey(t *testing.T) {
 	plugin := Plugin{
 		Config: Config{
 			Host:     []string{"localhost"},
-			User: "drone-scp",
+			UserName: "drone-scp",
 			Port:     22,
 			Key: `-----BEGIN RSA PRIVATE KEY-----
 MIIEpAIBAAKCAQEA4e2D/qPN08pzTac+a8ZmlP1ziJOXk45CynMPtva0rtK/RB26
@@ -90,7 +90,7 @@ func TestSSHScriptFromKeyFile(t *testing.T) {
 	plugin := Plugin{
 		Config: Config{
 			Host:     []string{"localhost", "127.0.0.1"},
-			User:    "drone-scp",
+			UserName: "drone-scp",
 			Port:     22,
 			KeyPath:  "./tests/.ssh/id_rsa",
 			Script:   []string{"whoami", "ls -al"},