Share ccache across linux and docker workflows

.github/actions/docker-tag-and-build/action.yml

@@ -37,7 +37,13 @@ runs:
         push: ${{ inputs.push }}
         tags: ${{ steps.meta.outputs.tags }}
         target:  ${{ inputs.component-name }}
+        cache-from: type=gha,scope=acore-linux
+        cache-to: type=gha,scope=acore-linux,mode=max
         build-args: |
           USER_ID=1000
           GROUP_ID=1000
           DOCKER_USER=acore
+          CCACHE_COMPRESS=1
+          CCACHE_COMPRESSLEVEL=9
+          CCACHE_COMPILERCHECK=content
+          CCACHE_MAXSIZE=5G

.github/actions/linux-build/action.yml

@@ -39,18 +39,12 @@ inputs:
 runs:
   using: composite
   steps:
-    - name: echo cache key
-      shell: bash
-      run: echo "Cache key -> ccache:${{ runner.os }}:${{ inputs.CC }}_${{ inputs.CXX }}:${{ inputs.modules }}:pch=${{ inputs.pch }}:${{ github.ref_name }}"
-
     - name: Cache
       uses: actions/cache@v4
       with:
         path: ${{ github.workspace }}/var/ccache
-        key: ccache:${{ runner.os }}:${{ inputs.CC }}_${{ inputs.CXX }}:${{ inputs.modules }}:pch=${{ inputs.pch }}:${{ github.ref_name }}
+        key: ccache:${{ runner.os }}:${{ inputs.CC }}_${{ inputs.CXX }}:${{ github.ref_name }}
         restore-keys: |
-          ccache:${{ runner.os }}:${{ inputs.CC }}_${{ inputs.CXX }}:${{ inputs.modules }}:pch=${{ inputs.pch }}
-          ccache:${{ runner.os }}:${{ inputs.CC }}_${{ inputs.CXX }}:${{ inputs.modules }}
           ccache:${{ runner.os }}:${{ inputs.CC }}_${{ inputs.CXX }}
 
     # This script moves sql files from "data/sql/updates/pending_$DB" to the

.github/workflows/windows_build.yml

@@ -22,6 +22,13 @@ jobs:
     name: ${{ matrix.os }}
     env:
       BOOST_ROOT: C:\local\boost_1_82_0
+      AC_CCACHE: true
+      CCACHE_DIR: ${{ github.workspace }}/var/ccache
+      CCACHE_BASEDIR: ${{ github.workspace }}
+      CCACHE_HASHDIR: 1
+      CCACHE_COMPRESS: 1
+      CCACHE_COMPRESSLEVEL: 9
+      CCACHE_COMPILERCHECK: content
     if: |
       github.repository == 'azerothcore/azerothcore-wotlk'
       && !github.event.pull_request.draft
@@ -30,14 +37,34 @@ jobs:
       - uses: actions/checkout@v4
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2.13
+        with:
+          key: windows:${{ github.ref_name }}
+          max-size: 5G
+      - name: Prepare ccache directory
+        shell: bash
+        run: |
+          mkdir -p "${CCACHE_DIR}" "${CCACHE_DIR}/tmp"
       - name: Configure OS
         shell: bash
         env:
           CONTINUOUS_INTEGRATION: true
         run: |
           ./acore.sh install-deps
+      - name: ccache config snapshot
+        shell: bash
+        run: |
+          echo "==== Effective ccache configuration ===="
+          ccache -p | egrep 'base_dir|hash_dir|compiler_check|sloppiness|max_size' || true
+
+          echo
+          echo "==== Previous cache stats ===="
+          ccache -s || true
       - name: Build
         shell: bash
         run: |
+          set -x
           export CTOOLS_BUILD=all
           ./acore.sh compiler build
+      - name: ccache stats
+        shell: bash
+        run: ccache -s || true

apps/compiler/includes/functions.sh

@@ -25,6 +25,14 @@ function comp_clean() {
 function comp_ccacheEnable() {
     [ "$AC_CCACHE" != true ] && return
 
+    local default_ccache_dir="${CCACHE_DIR:-"$AC_PATH_VAR/ccache"}"
+
+    mkdir -p "$default_ccache_dir" "$default_ccache_dir/tmp"
+
+    export CCACHE_DIR="$default_ccache_dir"
+    export CCACHE_TEMPDIR=${CCACHE_TEMPDIR:-"$default_ccache_dir/tmp"}
+    export CCACHE_BASEDIR=${CCACHE_BASEDIR:-"$AC_PATH_ROOT"}
+    export CCACHE_HASHDIR=${CCACHE_HASHDIR:-1}
     export CCACHE_MAXSIZE=${CCACHE_MAXSIZE:-'1000MB'}
     #export CCACHE_DEPEND=true
     export CCACHE_SLOPPINESS=${CCACHE_SLOPPINESS:-pch_defines,time_macros,include_file_mtime}

apps/docker/Dockerfile

@@ -61,6 +61,20 @@ ARG CCACHE_COMPRESS=""
 ARG CCACHE_COMPRESSLEVEL="9"
 ARG CCACHE_COMPILERCHECK="content"
 ARG CCACHE_LOGFILE=""
+ARG CCACHE_BASEDIR="/azerothcore"
+ARG CCACHE_HASHDIR="1"
+
+ENV CCACHE_DIR="$CCACHE_DIR" \
+    CCACHE_TEMPDIR="$CCACHE_DIR/tmp" \
+    CCACHE_BASEDIR="$CCACHE_BASEDIR" \
+    CCACHE_HASHDIR="$CCACHE_HASHDIR" \
+    CCACHE_CPP2="$CCACHE_CPP2" \
+    CCACHE_MAXSIZE="$CCACHE_MAXSIZE" \
+    CCACHE_SLOPPINESS="$CCACHE_SLOPPINESS" \
+    CCACHE_COMPRESS="$CCACHE_COMPRESS" \
+    CCACHE_COMPRESSLEVEL="$CCACHE_COMPRESSLEVEL" \
+    CCACHE_COMPILERCHECK="$CCACHE_COMPILERCHECK" \
+    CCACHE_LOGFILE="$CCACHE_LOGFILE"
 
 RUN apt-get update                                                     \
     && apt-get install -y --no-install-recommends                         \
@@ -88,6 +102,7 @@ RUN --mount=type=cache,target=/ccache,sharing=locked \
     # of git repo into the container.
     --mount=type=bind,target=/azerothcore/.git,source=.git \
     git config --global --add safe.directory /azerothcore \
+    && mkdir -p "$CCACHE_DIR" "$CCACHE_TEMPDIR" \
     && cmake /azerothcore \
        -DCMAKE_INSTALL_PREFIX="/azerothcore/env/dist"  \
        -DAPPS_BUILD="all"                              \

apps/installer/includes/os_configs/windows.sh

@@ -27,3 +27,4 @@ choco install -y --skip-checksums "${INSTALL_ARGS[@]}"  visualstudio2022-workloa
 choco install -y --skip-checksums "${INSTALL_ARGS[@]}"  openssl --force --version=3.5.4
 choco install -y --skip-checksums "${INSTALL_ARGS[@]}"  boost-msvc-14.3 --force --version=1.87.0
 choco install -y --skip-checksums "${INSTALL_ARGS[@]}"  mysql --force --version=8.4.6
+choco install -y --skip-checksums "${INSTALL_ARGS[@]}"  ccache