add default-user, default-password, and default-command options to client.yml config

client/config.go

@@ -13,6 +13,9 @@ const (
 // Config is the config struct for a Client
 type Config struct {
 	DefaultHost     string `yaml:"default-host"`
+	DefaultUser     string `yaml:"default-user"`
+	DefaultPassword string `yaml:"default-password"`
+	DefaultCommand  string `yaml:"default-command"`
 	Subscribe       []struct {
 		Topic    string            `yaml:"topic"`
 		User     string            `yaml:"user"`
@@ -26,6 +29,9 @@ type Config struct {
 func NewConfig() *Config {
 	return &Config{
 		DefaultHost:     DefaultBaseURL,
+		DefaultUser:     "",
+		DefaultPassword: "",
+		DefaultCommand:  "",
 		Subscribe:       nil,
 	}
 }

client/config_test.go

@@ -12,6 +12,9 @@ func TestConfig_Load(t *testing.T) {
 	filename := filepath.Join(t.TempDir(), "client.yml")
 	require.Nil(t, os.WriteFile(filename, []byte(`
 default-host: http://localhost
+default-user: phil
+default-password: mypass
+default-command: 'echo "Got the message: $message"'
 subscribe:
   - topic: no-command-with-auth
     user: phil
@@ -22,12 +25,16 @@ subscribe:
     command: notify-send -i /usr/share/ntfy/logo.png "Important" "$m"
     if:
             priority: high,urgent
+  - topic: defaults
 `), 0600))
 
 	conf, err := client.LoadConfig(filename)
 	require.Nil(t, err)
 	require.Equal(t, "http://localhost", conf.DefaultHost)
-	require.Equal(t, 3, len(conf.Subscribe))
+	require.Equal(t, "phil", conf.DefaultUser)
+	require.Equal(t, "mypass", conf.DefaultPassword)
+	require.Equal(t, `echo "Got the message: $message"`, conf.DefaultCommand)
+	require.Equal(t, 4, len(conf.Subscribe))
 	require.Equal(t, "no-command-with-auth", conf.Subscribe[0].Topic)
 	require.Equal(t, "", conf.Subscribe[0].Command)
 	require.Equal(t, "phil", conf.Subscribe[0].User)
@@ -37,4 +44,5 @@ subscribe:
 	require.Equal(t, "alerts", conf.Subscribe[2].Topic)
 	require.Equal(t, `notify-send -i /usr/share/ntfy/logo.png "Important" "$m"`, conf.Subscribe[2].Command)
 	require.Equal(t, "high,urgent", conf.Subscribe[2].If["priority"])
+	require.Equal(t, "defaults", conf.Subscribe[3].Topic)
 }

cmd/subscribe.go

@@ -175,11 +175,32 @@ func doSubscribe(c *cli.Context, cl *client.Client, conf *client.Config, topic,
 		for filter, value := range s.If {
 			topicOptions = append(topicOptions, client.WithFilter(filter, value))
 		}
-		if s.User != "" && s.Password != "" {
-			topicOptions = append(topicOptions, client.WithBasicAuth(s.User, s.Password))
+		var user, password string
+		if s.User != "" {
+			user = s.User
+		} else if conf.DefaultUser != "" {
+			user = conf.DefaultUser
+		} else {
+			user = ""
+		}
+		if s.Password != "" {
+			password = s.Password
+		} else if conf.DefaultPassword != "" {
+			password = conf.DefaultPassword
+		} else {
+			password = ""
+		}
+		if user != "" && password != "" {
+			topicOptions = append(topicOptions, client.WithBasicAuth(user, password))
 		}
 		subscriptionID := cl.Subscribe(s.Topic, topicOptions...)
+		if s.Command != "" {
 			cmds[subscriptionID] = s.Command
+		} else if conf.DefaultCommand != "" {
+			cmds[subscriptionID] = conf.DefaultCommand
+		} else {
+			cmds[subscriptionID] = ""
+		}
 	}
 	if topic != "" {
 		subscriptionID := cl.Subscribe(topic, options...)