From 9a4833b623152e7eb405850ab0907de2b9e043e1 Mon Sep 17 00:00:00 2001
From: Shuya Ma <87669292+shuyama1@users.noreply.github.com>
Date: Tue, 22 Oct 2024 12:55:39 -0700
Subject: [PATCH] Schedule daily run for backfill labeler (#19887)

* schedule daily run for back fill labeler

* correct config file

* handle defaults for input variables
---
 .github/workflows/backfill-issue-labels.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/backfill-issue-labels.yml b/.github/workflows/backfill-issue-labels.yml
index 22682a7619f..14e0cd1befb 100644
--- a/.github/workflows/backfill-issue-labels.yml
+++ b/.github/workflows/backfill-issue-labels.yml
@@ -13,6 +13,8 @@ on:
       dry_run:
         description: "Dry run (no changes will be made to issues)"
         type: boolean
+  schedule:
+        - cron: '0 7 * * *' # UTC 7AM (-7)-> 12AM PST
 
 jobs:
   backfill-tickets:
@@ -30,6 +32,8 @@ jobs:
     - name: Run backfill
       env:
         GITHUB_TOKEN: ${{github.token}}
+        SINCE: ${{ inputs.since || '1973-01-01' }}
+        DRY_RUN: ${{ contains(inputs.dry_run, 'true') }}
       run: |
         cd repo/tools/issue-labeler
-        go run . -backfill-date=${{inputs.since}} -backfill-dry-run=${{inputs.dry_run}} -logtostderr=true
+        go run . -backfill-date=${{env.SINCE}} -backfill-dry-run=${{env.DRY_RUN}} -logtostderr=true