Run a query on Postgres via SSH tunnel
@dylburger
code:
data:privatelast updated:1 year ago
today
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steps.
trigger
HTTP API
Deploy to generate unique URL
This workflow runs on Pipedream's servers and is triggered by HTTP / Webhook requests.
steps.
run_postgres_query_through_ssh_tunnel
auth
to use OAuth tokens and API keys in code via theauths object
(auths.postgresql)
(auths.ssh)
code
Write any Node.jscodeand use anynpm package. You can alsoexport datafor use in later steps via return or this.key = 'value', pass input data to your code viaparams, and maintain state across invocations with$checkpoint.
async (event, steps, auths) => {
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}
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const { Client } = require('pg')
const SSH2Promise = require('ssh2-promise')

const { user, password, port, database } = auths.postgresql

const { host, username, privateKey } = auths.ssh

const ssh = new SSH2Promise({
  host,
  username,
  privateKey,
})

const tunnel = await ssh.addTunnel({
  remoteAddr: auths.postgresql.host, 
  remotePort: auths.postgresql.port,
})

const client = new Client({
  host: 'localhost', 
  port: tunnel.localPort, // local tunnel port
  user,
  password,
  database,
})

await client.connect()
this.results = (await client.query("SELECT NOW()")).rows
await client.end()

await ssh.close()