new(ci): add sccache support

Signed-off-by: Roberto Scolaro <[email protected]>

Author: therealbobo

.github/workflows/e2e_ci.yml

@@ -35,6 +35,7 @@ jobs:
             clang-14 llvm-14 \
             git \
             clang \
+            ccache \
             llvm \
             pkg-config \
             autoconf \
@@ -73,11 +74,18 @@ jobs:
         run: |
           sudo apt install -y --no-install-recommends linux-headers-$(uname -r) gcc-multilib g++-multilib
 
+      - name: Run sccache-cache
+        uses: mozilla-actions/[email protected]
+
       - name: Build e2e tests 🏗️
+        env:
+          SCCACHE_GHA_ENABLED: "true"
         run: |
           mkdir -p build
           cd build && \
             cmake \
+                -DCMAKE_C_COMPILER_LAUNCHER=sccache \
+                -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
                 -DBUILD_BPF=ON \
                 -DUSE_BUNDLED_DEPS=ON \
                 -DUSE_ASAN=ON \
@@ -97,7 +105,7 @@ jobs:
         id: cache
         with:
           path: build
-          key: build-${{ matrix.arch }}-${{ github.run_id }}
+          key: build-e2e-${{ matrix.arch }}-${{ github.run_id }}
 
   test-e2e:
     name: test-e2e-${{ matrix.arch }}-${{ matrix.driver.name }} 😇 (bundled_deps)
@@ -114,8 +122,8 @@ jobs:
         uses: actions/cache/restore@v3
         with:
           path: build
-          key: build-${{ matrix.arch }}-${{ github.run_id }}
-          restore-keys: build-
+          key: build-e2e-${{ matrix.arch }}-${{ github.run_id }}
+          restore-keys: build-e2e-
 
       - name: Fix kernel mmap rnd bits
         # Asan in llvm 14 provided in ubuntu 22.04 is incompatible with