Merge pull request #1383 from Phala-Network/ci-cache

Use sccache in CI

Author: kvinwang

.github/actions/setup-cache/action.yml

@@ -0,0 +1,18 @@
+name: "Setup cache"
+description: "Setup cache"
+
+inputs:
+  key:
+    description: "subkey of the cache"
+    required: true
+
+runs:
+  using: "composite"
+  steps:
+    - name: Cache Rust toolchain
+      uses: actions/cache@v3
+      with:
+        key: rust-toolchain
+        path: |
+          ~/.cargo
+          ~/.rustup

.github/workflows/build.yml

@@ -14,20 +14,36 @@ jobs:
     name: Build core
     runs-on: ubuntu-20.04
     steps:
+      - name: Run sccache-cache
+        uses: mozilla-actions/[email protected]
       - uses: actions/checkout@v3
         with:
           submodules: 'true'
+      - uses: ./.github/actions/setup-cache
+        with:
+          key: core
       - uses: ./.github/actions/maximize-disk-space
       - uses: ./.github/actions/build-core
+        env:
+          SCCACHE_GHA_ENABLED: "true"
+          RUSTC_WRAPPER: "sccache"
   build-pruntime:
     name: Build pruntime
     runs-on: ubuntu-20.04
     steps:
+      - name: Run sccache-cache
+        uses: mozilla-actions/[email protected]
       - uses: actions/checkout@v3
         with:
           submodules: 'true'
+      - uses: ./.github/actions/setup-cache
+        with:
+          key: pruntime
       - uses: ./.github/actions/maximize-disk-space
       - uses: ./.github/actions/build-pruntime
+        env:
+          SCCACHE_GHA_ENABLED: "true"
+          RUSTC_WRAPPER: "sccache"
   build-prouter:
     name: Build prouter
     runs-on: ubuntu-20.04