github: Evict old entries from ccache

We don't want to build old versions using these caches, so we don't
need old entries (if header files change, there could be lots of
differences that increase the cache size unnecessarily).

.github/workflows/android.yml

@@ -13,6 +13,7 @@ env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true
   CCACHE_MAXSIZE: 150M
+  EVICT_CCACHE_AGE: 1200s
   CC: gcc
   OS_NAME: linux
 
@@ -68,6 +69,10 @@ jobs:
         with:
           name: Lint Results
           path: src/frontends/android/app/build/reports/lint-results*.xml
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}

.github/workflows/linux.yml

@@ -17,6 +17,7 @@ env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true
   CCACHE_MAXSIZE: 100M
+  EVICT_CCACHE_AGE: 1200s
   OS_NAME: linux
 
 jobs:
@@ -101,6 +102,10 @@ jobs:
           ccache -z
       - run: ./scripts/test.sh build-deps
       - run: ccache -sv
+      - if: fromJSON(env.STORE_DEPS_CACHE)
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}
@@ -121,6 +126,10 @@ jobs:
       - run: ccache -z
       - run: ./scripts/test.sh
       - run: ccache -sv
+      - if: fromJSON(env.STORE_CACHE)
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}
@@ -207,6 +216,10 @@ jobs:
           echo "TESTS_ACTIVE_TRANSFORMS=$HOME/active-transforms.log" >> $GITHUB_ENV
       - run: ./scripts/test.sh build-deps
       - run: ccache -sv
+      - if: fromJSON(env.STORE_DEPS_CACHE)
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}
@@ -236,7 +249,6 @@ jobs:
       - name: Verify active transforms
         run: |
           test ! -f $ACTIVE_TRANSFORMS_REF || diff -us --color=always $ACTIVE_TRANSFORMS_REF $TESTS_ACTIVE_TRANSFORMS
-      - run: ccache -sv
       - if: ${{ failure() }}
         uses: actions/upload-artifact@v6
         with:
@@ -279,6 +291,10 @@ jobs:
           ccache -z
       - run: ./scripts/test.sh build-deps
       - run: ccache -sv
+      - if: fromJSON(env.STORE_DEPS_CACHE)
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}
@@ -299,6 +315,10 @@ jobs:
       - run: ccache -z
       - run: ./scripts/test.sh
       - run: ccache -sv
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}
@@ -342,6 +362,10 @@ jobs:
       - run: ./scripts/test.sh deps
       - run: ./scripts/test.sh
       - run: ccache -sv
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}

.github/workflows/macos.yml

@@ -14,6 +14,7 @@ env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true
   CCACHE_MAXSIZE: 100M
+  EVICT_CCACHE_AGE: 1200s
   OS_NAME: macos
 
 jobs:
@@ -52,6 +53,10 @@ jobs:
           ccache -z
       - uses: ./.github/actions/default
       - run: ccache -sv
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}

.github/workflows/sonarcloud.yml

@@ -13,6 +13,7 @@ env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true
   CCACHE_MAXSIZE: 100M
+  EVICT_CCACHE_AGE: 1200s
   OS_NAME: linux
 
 jobs:
@@ -68,6 +69,10 @@ jobs:
             -Dsonar.cfamily.threads=2
             -Dsonar.cfamily.compile-commands=${{ env.BUILD_WRAPPER_OUT_DIR }}/compile_commands.json
       - run: ccache -sv
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}

.github/workflows/tkm.yml

@@ -15,6 +15,7 @@ env:
   CCACHE_COMPILERCHECK: content
   CCACHE_COMPRESS: true
   CCACHE_MAXSIZE: 100M
+  EVICT_CCACHE_AGE: 1200s
 
 jobs:
   pre-check:
@@ -52,6 +53,7 @@ jobs:
             -e CCACHE_COMPILERCHECK \
             -e CCACHE_COMPRESS \
             -e CCACHE_MAXSIZE \
+            -e EVICT_CCACHE_AGE \
             strongswan-tkm \
             bash -c "ccache -z; \
             echo '### build charon-tkm'; \
@@ -75,6 +77,8 @@ jobs:
             make -j check TESTS_RUNNERS=tkm TESTS_TKM=1 || exit 1; \
             cat /tmp/tkm.log; \
             ccache -sv; \
+            ccache --evict-older-than $EVICT_CCACHE_AGE; \
+            ccache -sv; \
             "
       # delete old cache entry as we currently can't update it any other way
       - env:

.github/workflows/windows.yml

@@ -16,6 +16,7 @@ env:
   # since the compilers are newly installed every time, we have to use this to
   # avoid cache misses
   CCACHE_COMPILERCHECK: content
+  EVICT_CCACHE_AGE: 1200s
   MONOLITHIC: yes
 
 jobs:
@@ -53,6 +54,10 @@ jobs:
           ccache -sz
       - uses: ./.github/actions/default
       - run: ccache -sv
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}
@@ -114,6 +119,10 @@ jobs:
         # sometimes streaming/threading tests hang completely
         timeout-minutes: 30
       - run: ccache -sv
+      - if: github.event_name == 'push'
+        run: |
+          ccache --evict-older-than ${{ env.EVICT_CCACHE_AGE }}
+          ccache -sv
       # delete old cache entry as we currently can't update it any other way
       - env:
           GH_TOKEN: ${{ github.token }}