From 5ee08ec2ed8e1f9e51b3b38b862b3a69c4b4e3a2 Mon Sep 17 00:00:00 2001
From: Kevin Gleason <gleasonk@google.com>
Date: Sun, 5 Feb 2023 13:22:50 -0600
Subject: [PATCH] Use public runners on forked repos (#1052)

Resolves actions stalling endlessly on forks with:
<img width="662" alt="image"
src="https://user-images.githubusercontent.com/3036970/216694700-4b071f21-2408-4d37-b594-889b0ced2b24.png">


See: https://github.com/GleasonK/stablehlo/actions/runs/4087406604
- clang-format has the change and uses the public runner
- lint whitespace does not and waits for runner

Forked repo running CI:
https://github.com/GleasonK/stablehlo/actions?query=ci-runner
OpenXLA repo running CI:
https://github.com/openxla/stablehlo/actions?query=ci-runner
---
 .github/workflows/buildAndTestCMake.yml | 2 +-
 .github/workflows/buildBazel.yml        | 2 +-
 .github/workflows/lint.yml              | 5 +++--
 .github/workflows/markdown_lint.yml     | 2 +-
 4 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/buildAndTestCMake.yml b/.github/workflows/buildAndTestCMake.yml
index 1c75d7012f0..a53191188d2 100644
--- a/.github/workflows/buildAndTestCMake.yml
+++ b/.github/workflows/buildAndTestCMake.yml
@@ -43,7 +43,7 @@ jobs:
       STABLEHLO_PYTHON_BUILD_DIR: "stablehlo-python-build"
     strategy:
       fail-fast: false
-    runs-on: ubuntu-22.04-64core
+    runs-on: ${{ github.repository == 'openxla/stablehlo' && 'ubuntu-22.04-64core' ||  'ubuntu-22.04'  }}
 
     steps:
     - name: Checkout StableHLO
diff --git a/.github/workflows/buildBazel.yml b/.github/workflows/buildBazel.yml
index 2a168f637b9..f73710cab2b 100644
--- a/.github/workflows/buildBazel.yml
+++ b/.github/workflows/buildBazel.yml
@@ -38,7 +38,7 @@ jobs:
   bazel-build:
     strategy:
       fail-fast: false
-    runs-on: ubuntu-22.04-64core
+    runs-on: ${{ github.repository == 'openxla/stablehlo' && 'ubuntu-22.04-64core' ||  'ubuntu-22.04'  }}
 
     steps:
     - name: Checkout StableHLO
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index b3768f4dfb8..29f529211ee 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -21,8 +21,9 @@ on:
 jobs:
   clang-format:
     # This job can only be run on pull_request since GITHUB_BASE_REF is only set on PR.
+    # In forks, run this on public GH runners. 64core infra will ignore jobs from forks.
     if: "github.event_name == 'pull_request'"
-    runs-on: ubuntu-22.04-64core
+    runs-on: ${{ github.repository == 'openxla/stablehlo' && 'ubuntu-22.04-64core' ||  'ubuntu-22.04'  }}
     steps:
       - name: Checking out repository
         uses: actions/checkout@v2
@@ -35,7 +36,7 @@ jobs:
   whitespace-checks:
     # This job can only be run on pull_request since GITHUB_BASE_REF is only set on PR.
     if: "github.event_name == 'pull_request'"
-    runs-on: ubuntu-22.04-64core
+    runs-on: ${{ github.repository == 'openxla/stablehlo' && 'ubuntu-22.04-64core' ||  'ubuntu-22.04'  }}
     steps:
       - name: Checking out repository
         uses: actions/checkout@v2
diff --git a/.github/workflows/markdown_lint.yml b/.github/workflows/markdown_lint.yml
index a5308e54056..b9a2e169326 100644
--- a/.github/workflows/markdown_lint.yml
+++ b/.github/workflows/markdown_lint.yml
@@ -22,7 +22,7 @@ on:
 
 jobs:
   markdown-lint:
-    runs-on: ubuntu-22.04-64core
+    runs-on: ${{ github.repository == 'openxla/stablehlo' && 'ubuntu-22.04-64core' ||  'ubuntu-22.04'  }}
     steps:
     - name: Checking out repository
       uses: actions/checkout@v3