feat: add ssh connection retry

server/src/containers/ssh.ts

@@ -0,0 +1,48 @@
+import { Client } from 'ssh2'
+import { Duplex } from 'stream'
+import config from '../config.js'
+
+export async function connectToSSH(
+  containerIp: string,
+  { token }: { token: string }
+): Promise<Duplex> {
+  const conn = new Client()
+
+  return new Promise((resolve, reject) => {
+    conn
+      .on('ready', () => {
+        console.log('SSH connection ready')
+        conn.shell(
+          {
+            env: {
+              TOKEN: token,
+              API_ENDPOINT: config.backendUrl,
+              ZDOTDIR: '/etc/zsh',
+              NODE_PATH: '/usr/src/node_modules',
+            },
+          },
+          (err, stream) => {
+            if (err) {
+              reject(err)
+            }
+            stream.on('close', () => {
+              console.log('Stream :: close')
+              conn.end()
+            })
+            resolve(stream)
+          }
+        )
+      })
+      .on('error', (err) => {
+        reject(err)
+      })
+      .connect({
+        host: containerIp,
+        port: 22,
+        username: 'commander',
+        privateKey: config.docker.keypair.privateKey,
+        debug: console.log,
+        timeout: 5000,
+      })
+  })
+}