Rollup merge of rust-lang#112955 - Kobzol:ci-pr-cancel-workflows, r=Mark-Simulacrum

CI: cancel in-progress workflow runs after a push

Experimenting with the `concurrency` attribute.

r? `@Mark-Simulacrum`

Author: matthiaskrgr

.github/workflows/ci.yml

@@ -30,10 +30,11 @@ permissions:
 defaults:
   run:
     shell: bash
+concurrency:
+  group: "${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}"
+  cancel-in-progress: true
 jobs:
   pr:
-    permissions:
-      actions: write
     name: "PR - ${{ matrix.name }}"
     env:
       CI_JOB_NAME: "${{ matrix.name }}"
@@ -84,11 +85,6 @@ jobs:
       - name: ensure the channel matches the target branch
         run: src/ci/scripts/verify-channel.sh
         if: success() && !env.SKIP_JOB
-      - name: configure GitHub Actions to kill the build when outdated
-        uses: rust-lang/simpleinfra/github-actions/cancel-outdated-builds@master
-        with:
-          github_token: "${{ secrets.github_token }}"
-        if: "success() && !env.SKIP_JOB && github.ref != 'refs/heads/try' && github.ref != 'refs/heads/try-perf'"
       - name: collect CPU statistics
         run: src/ci/scripts/collect-cpu-stats.sh
         if: success() && !env.SKIP_JOB
@@ -162,8 +158,6 @@ jobs:
           AWS_SECRET_ACCESS_KEY: "${{ secrets[format('AWS_SECRET_ACCESS_KEY_{0}', env.ARTIFACTS_AWS_ACCESS_KEY_ID)] }}"
         if: "success() && !env.SKIP_JOB && (github.event_name == 'push' || env.DEPLOY == '1' || env.DEPLOY_ALT == '1')"
   auto:
-    permissions:
-      actions: write
     name: "auto - ${{ matrix.name }}"
     env:
       CI_JOB_NAME: "${{ matrix.name }}"
@@ -496,11 +490,6 @@ jobs:
       - name: ensure the channel matches the target branch
         run: src/ci/scripts/verify-channel.sh
         if: success() && !env.SKIP_JOB
-      - name: configure GitHub Actions to kill the build when outdated
-        uses: rust-lang/simpleinfra/github-actions/cancel-outdated-builds@master
-        with:
-          github_token: "${{ secrets.github_token }}"
-        if: "success() && !env.SKIP_JOB && github.ref != 'refs/heads/try' && github.ref != 'refs/heads/try-perf'"
       - name: collect CPU statistics
         run: src/ci/scripts/collect-cpu-stats.sh
         if: success() && !env.SKIP_JOB
@@ -574,8 +563,6 @@ jobs:
           AWS_SECRET_ACCESS_KEY: "${{ secrets[format('AWS_SECRET_ACCESS_KEY_{0}', env.ARTIFACTS_AWS_ACCESS_KEY_ID)] }}"
         if: "success() && !env.SKIP_JOB && (github.event_name == 'push' || env.DEPLOY == '1' || env.DEPLOY_ALT == '1')"
   try:
-    permissions:
-      actions: write
     name: "try - ${{ matrix.name }}"
     env:
       DIST_TRY_BUILD: 1
@@ -623,11 +610,6 @@ jobs:
       - name: ensure the channel matches the target branch
         run: src/ci/scripts/verify-channel.sh
         if: success() && !env.SKIP_JOB
-      - name: configure GitHub Actions to kill the build when outdated
-        uses: rust-lang/simpleinfra/github-actions/cancel-outdated-builds@master
-        with:
-          github_token: "${{ secrets.github_token }}"
-        if: "success() && !env.SKIP_JOB && github.ref != 'refs/heads/try' && github.ref != 'refs/heads/try-perf'"
       - name: collect CPU statistics
         run: src/ci/scripts/collect-cpu-stats.sh
         if: success() && !env.SKIP_JOB

src/ci/github-actions/ci.yml

@@ -147,13 +147,6 @@ x--expand-yaml-anchors--remove:
         run: src/ci/scripts/verify-channel.sh
         <<: *step
 
-      - name: configure GitHub Actions to kill the build when outdated
-        uses: rust-lang/simpleinfra/github-actions/cancel-outdated-builds@master
-        with:
-          github_token: "${{ secrets.github_token }}"
-        if: success() && !env.SKIP_JOB && github.ref != 'refs/heads/try' && github.ref != 'refs/heads/try-perf'
-        <<: *step
-
       - name: collect CPU statistics
         run: src/ci/scripts/collect-cpu-stats.sh
         <<: *step
@@ -305,10 +298,14 @@ defaults:
     # shell is PowerShell.)
     shell: bash
 
+concurrency:
+  # For a given workflow, if we push to the same PR, cancel all previous builds on that PR.
+  # If the push is not attached to a PR, we will cancel all builds related to the same commit SHA.
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   pr:
-    permissions:
-      actions: write # for rust-lang/simpleinfra/github-actions/cancel-outdated-builds
     <<: *base-ci-job
     name: PR - ${{ matrix.name }}
     env:
@@ -331,8 +328,6 @@ jobs:
             <<: *job-linux-16c
 
   auto:
-    permissions:
-      actions: write # for rust-lang/simpleinfra/github-actions/cancel-outdated-builds
     <<: *base-ci-job
     name: auto - ${{ matrix.name }}
     env:
@@ -734,8 +729,6 @@ jobs:
             <<: *job-windows-8c
 
   try:
-    permissions:
-      actions: write # for rust-lang/simpleinfra/github-actions/cancel-outdated-builds
     <<: *base-ci-job
     name: try - ${{ matrix.name }}
     env: