Cancel CI runs if PRs get updated (#729)

Author: k-sareen

.github/workflows/api-check.yml

@@ -5,6 +5,11 @@ on:
     branches:
       - master
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 # The workflow may fail if we change the public API in a pull request.
 # We allow fail on this action. But we should manually check if the changes are reasonable when we see a failed action.
 # It would be good if the workflow returns a neutral status when we find API changes. But it is currently not

.github/workflows/cargo-msrv.yml

@@ -5,6 +5,11 @@ on:
     branches:
       - master
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   msrv:
     runs-on: ubuntu-18.04

.github/workflows/cargo-publish.yml

@@ -5,6 +5,11 @@ on:
   release:
     types: [published]
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   cargo-publish:
     runs-on: ubuntu-18.04

.github/workflows/micro-bm.yml

@@ -13,6 +13,11 @@ on:
     branches-ignore:
       - '**'
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   openjdk-microbm:
     runs-on: [self-hosted, Linux, freq-scaling-off]
@@ -66,7 +71,7 @@ jobs:
           submodules: true
       # Use rust-toolchain in the trunk (it doesnt matter much - if the toolchains defined in the trunk and the branch are different, we cant run anyway)
       - name: Setup Rust Toolchain
-        run: echo "RUSTUP_TOOLCHAIN=`cat mmtk-core-trunk/rust-toolchain`" >> $GITHUB_ENV          
+        run: echo "RUSTUP_TOOLCHAIN=`cat mmtk-core-trunk/rust-toolchain`" >> $GITHUB_ENV
       # run compare
       - name: Compare Performance
         id: run

.github/workflows/mmtk-dev-env.yml

@@ -6,6 +6,11 @@ on:
     branches:
       - master
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   # Trigger ci.yml from mmtk/mmtk-dev-env to make sure mmtk-core can build with mmtk-dev-env.
   check-mmtk-dev-env:
@@ -22,4 +27,4 @@ jobs:
           inputs: '{}'
           propagate_failure: true
           trigger_workflow: true
-          wait_workflow: true
+          wait_workflow: true

.github/workflows/perf-compare-ci.yml

@@ -11,6 +11,11 @@ on:
         description: The pull request number to run the perf tests. The workflow compares the specified pull request with the trunk.
         required: true
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
     # Figure out binding PRs.
     binding-refs:

.github/workflows/post-review-ci.yml

@@ -6,6 +6,11 @@ on:
     branches:
       - master
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   # Figure out binding PRs.
   binding-refs:

.github/workflows/pre-review-ci.yml

@@ -5,6 +5,11 @@ on:
     branches:
       - master
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   # Setup dynamic test matrix
   setup-test-matrix:

.github/workflows/stress-ci.yml

@@ -8,6 +8,11 @@ on:
     branches-ignore:
       - '**'
 
+concurrency:
+  # Cancels pending runs when a PR gets updated.
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   jikesrvm-stress-test:
     runs-on: [self-hosted, Linux, freq-scaling-on]
@@ -28,7 +33,7 @@ jobs:
       - name: Overwrite MMTk core in JikesRVM binding
         run: cp -r mmtk-core mmtk-jikesrvm/repos/
       - name: Setup Rust Toolchain
-        run: echo "RUSTUP_TOOLCHAIN=`cat mmtk-core/rust-toolchain`" >> $GITHUB_ENV        
+        run: echo "RUSTUP_TOOLCHAIN=`cat mmtk-core/rust-toolchain`" >> $GITHUB_ENV
       - name: Setup
         run: |
           sed -i 's/^mmtk[[:space:]]=/#ci:mmtk=/g' mmtk-jikesrvm/mmtk/Cargo.toml
@@ -112,7 +117,7 @@ jobs:
       - name: Overwrite MMTk core in openjdk binding
         run: cp -r mmtk-core mmtk-openjdk/repos/
       - name: Setup Rust Toolchain
-        run: echo "RUSTUP_TOOLCHAIN=`cat mmtk-core/rust-toolchain`" >> $GITHUB_ENV        
+        run: echo "RUSTUP_TOOLCHAIN=`cat mmtk-core/rust-toolchain`" >> $GITHUB_ENV
       - name: Setup
         run: |
           sed -i 's/^mmtk[[:space:]]=/#ci:mmtk=/g' mmtk-openjdk/mmtk/Cargo.toml
@@ -159,4 +164,4 @@ jobs:
         if: always()
         timeout-minutes: 180
         run:
-          mmtk-openjdk/repos/openjdk/build/linux-x86_64-normal-server-release/jdk/bin/java -XX:+UseThirdPartyHeap -server -XX:MetaspaceSize=100M -Xms500M -Xmx500M -jar /usr/share/benchmarks/dacapo/dacapo-2006-10-MR2.jar eclipse
+          mmtk-openjdk/repos/openjdk/build/linux-x86_64-normal-server-release/jdk/bin/java -XX:+UseThirdPartyHeap -server -XX:MetaspaceSize=100M -Xms500M -Xmx500M -jar /usr/share/benchmarks/dacapo/dacapo-2006-10-MR2.jar eclipse