1 files changed, 55 insertions, 0 deletions

diff --git a/server/lib/schedulers/peertube-version-check-scheduler.ts b/server/lib/schedulers/peertube-version-check-scheduler.ts
new file mode 100644
index 000000000..c8960465c
--- /dev/null
+++ b/server/lib/schedulers/peertube-version-check-scheduler.ts
@@ -0,0 +1,55 @@
+
+import { doJSONRequest } from '@server/helpers/requests'
+import { ApplicationModel } from '@server/models/application/application'
+import { compareSemVer } from '@shared/core-utils'
+import { JoinPeerTubeVersions } from '@shared/models'
+import { logger } from '../../helpers/logger'
+import { CONFIG } from '../../initializers/config'
+import { PEERTUBE_VERSION, SCHEDULER_INTERVALS_MS } from '../../initializers/constants'
+import { Notifier } from '../notifier'
+import { AbstractScheduler } from './abstract-scheduler'
+
+export class PeerTubeVersionCheckScheduler extends AbstractScheduler {
+
+  private static instance: AbstractScheduler
+
+  protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.checkPeerTubeVersion
+
+  private constructor () {
+    super()
+  }
+
+  protected async internalExecute () {
+    return this.checkLatestVersion()
+  }
+
+  private async checkLatestVersion () {
+    if (CONFIG.PEERTUBE.CHECK_LATEST_VERSION.ENABLED === false) return
+
+    logger.info('Checking latest PeerTube version.')
+
+    const { body } = await doJSONRequest<JoinPeerTubeVersions>(CONFIG.PEERTUBE.CHECK_LATEST_VERSION.URL)
+
+    if (!body?.peertube?.latestVersion) {
+      logger.warn('Cannot check latest PeerTube version: body is invalid.', { body })
+      return
+    }
+
+    const latestVersion = body.peertube.latestVersion
+    const application = await ApplicationModel.load()
+
+    // Already checked this version
+    if (application.latestPeerTubeVersion === latestVersion) return
+
+    if (compareSemVer(PEERTUBE_VERSION, latestVersion) < 0) {
+      application.latestPeerTubeVersion = latestVersion
+      await application.save()
+
+      Notifier.Instance.notifyOfNewPeerTubeVersion(application, latestVersion)
+    }
+  }
+
+  static get Instance () {
+    return this.instance || (this.instance = new this())
+  }
+}