v12.0.0 - initial commit

packages/server/lib/db.js

@@ -0,0 +1,42 @@
+const Pgp = require('pg-promise')
+const uuid = require('uuid')
+const _ = require('lodash/fp')
+
+const { PSQL_URL } = require('./constants')
+const logger = require('./logger')
+const eventBus = require('./event-bus')
+
+const DATABASE_NOT_REACHABLE = 'Database not reachable.'
+
+const pgp = Pgp({
+  schema: 'public',
+  error: (err, e) => {
+    if (e.cn) logger.error(DATABASE_NOT_REACHABLE)
+    else if (e.query) {
+      logger.error(e.query)
+      e.params && logger.error(e.params)
+    } else logger.error(err)
+  },
+})
+
+const db = pgp(PSQL_URL)
+
+eventBus.subscribe('log', args => {
+  if (process.env.SKIP_SERVER_LOGS) return
+
+  const { level, message, meta } = args
+
+  // prevent loop if database is not reachable
+  if (message === DATABASE_NOT_REACHABLE) return
+
+  const msgToSave = message || _.get('message', meta)
+
+  const sql = `insert into server_logs
+  (id, device_id, message, log_level, meta) values ($1, $2, $3, $4, $5) returning *`
+
+  db.one(sql, [uuid.v4(), '', msgToSave, level, meta])
+    .then(_.mapKeys(_.camelCase))
+    .catch(_.noop)
+})
+
+module.exports = db