gha: move ccache command invocation to container

The host doesn't have ccache installed anymore

Signed-off-by: Ivo Jimenez <[email protected]>

.github/workflows/redpanda-build.yml

@@ -43,20 +43,13 @@ jobs:
 
  - name: build & test
  run: |
- export CCACHE_COMPRESS=true
- export CCACHE_COMPRESSLEVEL=6
- export CCACHE_MAXSIZE=200M
-
- ccache -p # print the config
- ccache -s # print the stats before reusing
- ccache -z # zero the stats
-
  docker run --rm \
+ -e CCACHE_COMPRESS=true \
+ -e CCACHE_COMPRESSLEVEL=6 \
+ -e CCACHE_MAXSIZE=200M \
  --privileged \
  --ipc=host \
  -v $PWD:$PWD \
  -w $PWD \
  rp-toolchain \
  ./build.sh
-
- ccache -s # print the stats after the build

build.sh

@@ -18,6 +18,10 @@ if [[ -z ${CCACHE_DIR} && -e /dev/shm ]]; then
  export CCACHE_DIR=/dev/shm/redpanda
 fi
 
+ccache -p # print the config
+ccache -s # print the stats before reusing
+ccache -z # zero the stats
+
 # Change Debug via -DCMAKE_BUILD_TYPE=Debug
 cmake -DCMAKE_BUILD_TYPE=Release \
  -B$root/build \
@@ -28,4 +32,8 @@ cmake -DCMAKE_BUILD_TYPE=Release \
  -DDEPOT_TOOLS_DIR=$DEPOT_TOOLS_DIR \
  "$@"
 
-(cd $root/build && ninja && ctest --output-on-failure -R _rpunit)
+(cd $root/build && ninja)
+
+ccache -s # print the stats after the build
+
+(cd $root/build && ctest --output-on-failure -R _rpunit)