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fix(ci): synchronize the hosted canary build root explicitly #52

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Merged
jmagar merged 1 commit into from
Oct 1, 2026
Merged

fix(ci): synchronize the hosted canary build root explicitly #52

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8 changes: 7 additions & 1 deletion .github/workflows/hosted-kache-canary.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -75,9 +75,15 @@ jobs:
pr-comment: "false"
- name: Seed identical release build
run: cargo build --release --locked --manifest-path "$CANARY_MANIFEST"
- name: Drain seed transfers and upload the canary workspace
run: |
kache daemon stop
kache sync --push --manifest-path "$CANARY_MANIFEST" 2>&1 \
| tee "$RUNNER_TEMP/kache-seed-sync.log"
grep -Eq 'Uploaded:[[:space:]]+1/1' "$RUNNER_TEMP/kache-seed-sync.log"
- name: Record seed evidence
run: |
kache report --format json --root "$GITHUB_WORKSPACE/$CANARY_ROOT" \
kache report --format json \
| jq '.summary | {local_hits, prefetch_hits, remote_hits, misses, errors, fallbacks, store_failures}' \
>> "$GITHUB_STEP_SUMMARY"

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11 changes: 11 additions & 0 deletions tests/test_validate.py
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Expand Up @@ -187,6 +187,17 @@ def test_canary_keeps_shared_credentials_off_pull_requests(self) -> None:
self.assertIn("kache-0.28.1", workflow["env"]["CANARY_CACHE_PREFIX"])
self.assertNotIn("secrets.", str(workflow["jobs"]["pr-build"]))

def test_canary_upload_is_scoped_to_its_build_root(self) -> None:
workflow = yaml.load(
(ROOT / ".github/workflows/hosted-kache-canary.yml").read_text(),
Loader=yaml.BaseLoader,
)
steps = workflow["jobs"]["seed"]["steps"]
upload = next(step for step in steps if step.get("name") == "Drain seed transfers and upload the canary workspace")
self.assertIn('kache sync --push --manifest-path "$CANARY_MANIFEST"', upload["run"])
self.assertLess(upload["run"].index("kache daemon stop"), upload["run"].index("kache sync"))
self.assertIn("Uploaded:", upload["run"])

def test_platform_release_cache_stays_credentialless(self) -> None:
workflow = yaml.load(
(ROOT / ".github/workflows/hosted-rust-platform-release.yml").read_text(),
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