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ci(build): per-job CONAN_HOME for the 5 remaining conan-building jobs #710

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Merged
frstrtr merged 1 commit into from
Jul 15, 2026
Merged

ci(build): per-job CONAN_HOME for the 5 remaining conan-building jobs #710

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48 changes: 41 additions & 7 deletions .github/workflows/build.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -189,6 +189,13 @@ jobs:
steps:
- uses: actions/checkout@v6

# Per-job Conan home under $RUNNER_TEMP so concurrent jobs on the shared
# self-hosted host never tear each other's cache (root of the boost
# torn-cache reds). Export via $GITHUB_ENV -- a job-level `env: runner.temp`
# fails to parse.
- name: Set per-job Conan home
run: echo "CONAN_HOME=$RUNNER_TEMP/conan2" >> "$GITHUB_ENV"

- name: Install system dependencies
if: runner.environment == 'github-hosted'
run: |
Expand Down Expand Up @@ -216,8 +223,8 @@ jobs:
- name: Restore Conan cache
uses: actions/cache@v5
with:
path: ~/.conan2
key: conan2-ubuntu24-gcc13-${{ hashFiles('conanfile.txt') }}
path: ${{ runner.temp }}/conan2
key: conan2-ubuntu24-gcc13-asan-${{ hashFiles('conanfile.txt') }}

# Self-hosted runners reuse the workspace across runs; a stale build_asan/
# leaves gtest_discover_tests POST_BUILD artifacts that ctest then
Expand Down Expand Up @@ -312,6 +319,13 @@ jobs:
steps:
- uses: actions/checkout@v6

# Per-job Conan home under $RUNNER_TEMP so concurrent jobs on the shared
# self-hosted host never tear each other's cache (root of the boost
# torn-cache reds). Export via $GITHUB_ENV -- a job-level `env: runner.temp`
# fails to parse.
- name: Set per-job Conan home
run: echo "CONAN_HOME=$RUNNER_TEMP/conan2" >> "$GITHUB_ENV"

- name: Install system dependencies
if: runner.environment == 'github-hosted'
run: |
Expand Down Expand Up @@ -339,7 +353,7 @@ jobs:
- name: Restore Conan cache
uses: actions/cache@v5
with:
path: ~/.conan2
path: ${{ runner.temp }}/conan2
key: conan2-ubuntu24-gcc13-bch-${{ hashFiles('conanfile.txt') }}

# Self-hosted runners reuse the workspace across runs; a stale build_bch/
Expand Down Expand Up @@ -401,6 +415,13 @@ jobs:
steps:
- uses: actions/checkout@v6

# Per-job Conan home under $RUNNER_TEMP so concurrent jobs on the shared
# self-hosted host never tear each other's cache (root of the boost
# torn-cache reds). Export via $GITHUB_ENV -- a job-level `env: runner.temp`
# fails to parse.
- name: Set per-job Conan home
run: echo "CONAN_HOME=$RUNNER_TEMP/conan2" >> "$GITHUB_ENV"

- name: Install system dependencies
if: runner.environment == 'github-hosted'
run: |
Expand Down Expand Up @@ -428,8 +449,8 @@ jobs:
- name: Restore Conan cache
uses: actions/cache@v5
with:
path: ~/.conan2
key: conan2-ubuntu24-gcc13-bch-${{ hashFiles('conanfile.txt') }}
path: ${{ runner.temp }}/conan2
key: conan2-ubuntu24-gcc13-bch-asan-${{ hashFiles('conanfile.txt') }}

# Self-hosted runners reuse the workspace across runs; a stale build_bch_asan/
# leaves gtest_discover_tests POST_BUILD artifacts that ctest then
Expand Down Expand Up @@ -765,6 +786,12 @@ jobs:
steps:
- uses: actions/checkout@v6

# Per-job Conan home under $RUNNER_TEMP so concurrent jobs never tear each
# other's cache. Export via $GITHUB_ENV (job-level env fails to parse).
# PowerShell form (inherits the job's ExecutionPolicy-Bypass shell).
- name: Set per-job Conan home
run: echo "CONAN_HOME=$env:RUNNER_TEMP/conan2" | Out-File -FilePath $env:GITHUB_ENV -Append

- uses: actions/setup-python@v6
if: ${{ runner.environment == 'github-hosted' }}
with: { python-version: '3.12' }
Expand Down Expand Up @@ -811,7 +838,7 @@ jobs:
- name: Restore Conan cache
uses: actions/cache@v5
with:
path: ~/.conan2
path: ${{ runner.temp }}/conan2
key: conan2-windows-msvc194-${{ hashFiles('conanfile.txt') }}

- name: Conan install
Expand Down Expand Up @@ -876,6 +903,13 @@ jobs:
steps:
- uses: actions/checkout@v6

# Per-job Conan home under $RUNNER_TEMP so concurrent jobs on the shared
# self-hosted host never tear each other's cache (root of the boost
# torn-cache reds). Export via $GITHUB_ENV -- a job-level `env: runner.temp`
# fails to parse.
- name: Set per-job Conan home
run: echo "CONAN_HOME=$RUNNER_TEMP/conan2" >> "$GITHUB_ENV"

- name: Install system dependencies
if: runner.environment == 'github-hosted'
run: |
Expand Down Expand Up @@ -903,7 +937,7 @@ jobs:
- name: Restore Conan cache
uses: actions/cache@v5
with:
path: ~/.conan2
path: ${{ runner.temp }}/conan2
key: conan2-ubuntu24-gcc13-dgb-auxdoge-${{ hashFiles('conanfile.txt') }}

# Self-hosted runners reuse the workspace across runs; a stale build_dgb_auxdoge/
Expand Down
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