From 94831479f5facff9469540a3d49dd347b88bdf5a Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 10 Jul 2018 17:02:20 +0200
Subject: Migrate to bull

---
 server/initializers/migrations/0230-kue-to-bull.ts | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 server/initializers/migrations/0230-kue-to-bull.ts

(limited to 'server/initializers/migrations')

diff --git a/server/initializers/migrations/0230-kue-to-bull.ts b/server/initializers/migrations/0230-kue-to-bull.ts
new file mode 100644
index 000000000..5fad87a61
--- /dev/null
+++ b/server/initializers/migrations/0230-kue-to-bull.ts
@@ -0,0 +1,63 @@
+import * as Sequelize from 'sequelize'
+import { createClient } from 'redis'
+import { CONFIG } from '../constants'
+import { JobQueue } from '../../lib/job-queue'
+import { initDatabaseModels } from '../database'
+
+async function up (utils: {
+  transaction: Sequelize.Transaction
+  queryInterface: Sequelize.QueryInterface
+  sequelize: Sequelize.Sequelize
+}): Promise<any> {
+  await initDatabaseModels(false)
+
+  return new Promise((res, rej) => {
+    const client = createClient({
+      host: CONFIG.REDIS.HOSTNAME,
+      port: CONFIG.REDIS.PORT,
+      db: CONFIG.REDIS.DB
+    })
+
+    const jobsPrefix = 'q-' + CONFIG.WEBSERVER.HOST
+
+    client.sort(jobsPrefix + ':jobs:inactive', 'by', 'alpha', 'ASC', (err, jobStrings) => {
+      if (err) return rej(err)
+
+      const jobPromises = jobStrings
+        .map(s => s.split('|'))
+        .map(([ , jobId ]) => {
+          return new Promise((res, rej) => {
+            client.hgetall(jobsPrefix + ':job:' + jobId, (err, job) => {
+              if (err) return rej(err)
+
+              try {
+                const parsedData = JSON.parse(job.data)
+
+                return res({ type: job.type, payload: parsedData })
+              } catch (err) {
+                console.error('Cannot parse data %s.', job.data)
+                return res(null)
+              }
+            })
+          })
+        })
+
+      JobQueue.Instance.init()
+              .then(() => Promise.all(jobPromises))
+              .then((jobs: any) => {
+                const createJobPromises = jobs
+                  .filter(job => job !== null)
+                  .map(job => JobQueue.Instance.createJob(job))
+
+                return Promise.all(createJobPromises)
+              })
+              .then(() => res())
+    })
+  })
+}
+
+function down (options) {
+  throw new Error('Not implemented.')
+}
+
+export { up, down }
-- 
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