[supervisor] welcome message for ssh conn

Author: mustard-mh

components/supervisor/pkg/supervisor/ssh.go

@@ -8,6 +8,7 @@ import (
 	"bufio"
 	"context"
 	"fmt"
+	"io/ioutil"
 	"net"
 	"os"
 	"os/exec"
@@ -228,3 +229,21 @@ func configureSSHDefaultDir(cfg *Config) {
 		log.WithError(err).Error("write .bashrc failed")
 	}
 }
+
+func configureSSHMessageOfTheDay() {
+	msg := []byte(`Welcome to Gitpod: Always ready to code. Try the following commands to get started:
+
+	gp tasks list         List all your defined tasks in .gitpod.yml
+	gp tasks attach       Attach your terminal to a workspace task
+
+	gp ports list         Lists workspace ports and their states
+	gp stop               Stop current workspace
+	gp help               To learn about the gp CLI commands
+
+For more information, see the Gitpod documentation: https://gitpod.io/docs
+`)
+
+	if err := ioutil.WriteFile("/etc/motd", msg, 0o644); err != nil {
+		log.WithError(err).Error("write /etc/motd failed")
+	}
+}

components/supervisor/pkg/supervisor/supervisor.go

@@ -1235,6 +1235,7 @@ func startSSHServer(ctx context.Context, cfg *Config, wg *sync.WaitGroup, childP
 			return
 		}
 		configureSSHDefaultDir(cfg)
+		configureSSHMessageOfTheDay()
 		err = ssh.listenAndServe()
 		if err != nil {
 			log.WithError(err).Error("err starting SSH server")