ci: only run when applicable (#4752)

- only run tests when .go, .mod, .sum files have been touched
- only run proto checks when .proto files have been touched

Signed-off-by: Marko Baricevic marbar3778@yahoo.com

.github/workflows/proto.yml

@@ -5,8 +5,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - uses: docker-practice/actions-setup-docker@master
+      - uses: technote-space/get-diff-action@v1
+        id: git_diff
+        with:
+          SUFFIX_FILTER: .proto
+          SET_ENV_NAME_INSERTIONS: 1
+          SET_ENV_NAME_LINES: 1
       - name: lint
         run: make proto-lint
+        if: "env.GIT_DIFF != ''"
       - name: check-breakage
         run: make proto-check-breaking-ci
+        if: "env.GIT_DIFF != ''"

.github/workflows/tests.yml

@@ -7,6 +7,23 @@ on:
       - release/**
 
 jobs:
+  Diff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: technote-space/get-diff-action@v1
+        id: git_diff
+        with:
+          SUFFIX_FILTER: |
+            .go
+            .mod
+            .sum
+          SET_ENV_NAME_INSERTIONS: 1
+          SET_ENV_NAME_LINES: 1
+      - name: test
+        run: exit 1
+        if: "env.GIT_DIFF == ''"
+
   cleanup-runs:
     runs-on: ubuntu-latest
     steps:
@@ -14,6 +31,7 @@ jobs:
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
     if: "!startsWith(github.ref, 'refs/tags/') && github.ref != 'refs/heads/master'"
+
   build:
     name: Build
     runs-on: ubuntu-latest
@@ -33,7 +51,7 @@ jobs:
 
   test_abci_apps:
     runs-on: ubuntu-latest
-    needs: Build
+    needs: [Build, Diff]
     steps:
       - uses: actions/setup-go@v2-beta
       - name: Set GOBIN
@@ -50,7 +68,7 @@ jobs:
 
   test_abci_cli:
     runs-on: ubuntu-latest
-    needs: Build
+    needs: [Build, Diff]
     steps:
       - uses: actions/setup-go@v2-beta
       - name: Set GOBIN
@@ -68,15 +86,25 @@ jobs:
     runs-on: ubuntu-latest
     needs: Build
     steps:
-      - uses: actions/setup-go@v2-beta
+      - uses: actions/checkout@v2
+      - uses: technote-space/get-diff-action@v1
+        id: git_diff
+        with:
+          SUFFIX_FILTER: |
+            .go
+            .mod
+            .sum
+          SET_ENV_NAME_INSERTIONS: 1
+          SET_ENV_NAME_LINES: 1
       - name: Set GOBIN
         run: |
           echo "::add-path::$(go env GOPATH)/bin"
-      - uses: actions/checkout@v2
       - uses: actions/cache@v1
         with:
           path: ~/go/bin
           key: ${{ runner.os }}-go-tm-binary
+        if: "env.GIT_DIFF != ''"
       - name: test_apps
         run: test/app/test.sh
         shell: bash
+        if: "env.GIT_DIFF != ''"