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ci: export ACTIONS_CACHE_SERVICE_V2 so sccache uses the current cache API #81

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Merged
iamalwaysuncomfortable merged 1 commit into from
Oct 22, 2026
Merged

ci: export ACTIONS_CACHE_SERVICE_V2 so sccache uses the current cache API #81

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18 changes: 12 additions & 6 deletions .github/workflows/sdk-wheels.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -69,14 +69,17 @@ jobs:
# the macOS runners), the whole build fails before compiling anything. Native builds
# therefore start sccache themselves and drop the compiler cache if it does not come
# up; only the manylinux containers keep the action input. sccache's GHA backend
# reads the two ACTIONS_* values, which shell steps do not get without this export.
# reads these ACTIONS_* values, which shell steps do not get without this export.
# ACTIONS_CACHE_SERVICE_V2 selects the current cache API; without it the backend
# falls back to the retired v1 endpoint and every lookup misses.
- name: Expose the Actions cache credentials to sccache
if: runner.os != 'Linux'
uses: actions/github-script@v7
with:
script: |
core.exportVariable('ACTIONS_RESULTS_URL', process.env.ACTIONS_RESULTS_URL || '');
core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
for (const name of ['ACTIONS_RESULTS_URL', 'ACTIONS_RUNTIME_TOKEN', 'ACTIONS_CACHE_URL', 'ACTIONS_CACHE_SERVICE_V2']) {
core.exportVariable(name, process.env[name] || '');
}
- name: Start sccache (best effort)
if: runner.os != 'Linux'
shell: bash
Expand Down Expand Up @@ -210,14 +213,17 @@ jobs:
# the macOS runners), the whole build fails before compiling anything. Native builds
# therefore start sccache themselves and drop the compiler cache if it does not come
# up; only the manylinux containers keep the action input. sccache's GHA backend
# reads the two ACTIONS_* values, which shell steps do not get without this export.
# reads these ACTIONS_* values, which shell steps do not get without this export.
# ACTIONS_CACHE_SERVICE_V2 selects the current cache API; without it the backend
# falls back to the retired v1 endpoint and every lookup misses.
- name: Expose the Actions cache credentials to sccache
if: runner.os != 'Linux'
uses: actions/github-script@v7
with:
script: |
core.exportVariable('ACTIONS_RESULTS_URL', process.env.ACTIONS_RESULTS_URL || '');
core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
for (const name of ['ACTIONS_RESULTS_URL', 'ACTIONS_RUNTIME_TOKEN', 'ACTIONS_CACHE_URL', 'ACTIONS_CACHE_SERVICE_V2']) {
core.exportVariable(name, process.env[name] || '');
}
- name: Start sccache (best effort)
if: runner.os != 'Linux'
shell: bash
Expand Down
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