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fix(ci): apt-archive cache restore was silently failing on every run #403

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Merged
qnbs merged 2 commits into from
Aug 19, 2026
Merged

fix(ci): apt-archive cache restore was silently failing on every run #403

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2e2c7eb
fix(ci): apt-archive cache restore was silently failing on every run
qnbs Aug 19, 2026
142c086
fix(ci): tighten apt-cache dir fix from chmod 777 to chown+755 (least…
qnbs Aug 19, 2026
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7 changes: 7 additions & 0 deletions .github/workflows/cef-learning-harness.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -144,6 +144,13 @@ jobs:
with:
workspaces: apps/desktop-cef/rust-core -> target

# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (CEF host + Wayland build deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
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42 changes: 42 additions & 0 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -237,6 +237,13 @@ jobs:
- uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
with:
workspaces: src-tauri -> target
# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (Tauri Linux build deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
Expand Down Expand Up @@ -291,6 +298,13 @@ jobs:
# key across every `playwright install --with-deps` call site in this workflow, since they all
# install the same system packages on the same runner image. actions/cache/save on a fresh
# write here also warms the cache for e2e/e2e-deep/storybook/vrt below.
# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (Playwright system deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
Expand Down Expand Up @@ -432,6 +446,13 @@ jobs:
path: ~/.cache/ms-playwright
key: playwright-${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}

# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (Playwright system deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
Expand Down Expand Up @@ -492,6 +513,13 @@ jobs:
path: ~/.cache/ms-playwright
key: playwright-${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}

# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (Playwright system deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
Expand Down Expand Up @@ -589,6 +617,13 @@ jobs:
- name: Build Storybook
run: pnpm exec storybook build --output-dir storybook-static

# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (Playwright system deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
Expand Down Expand Up @@ -658,6 +693,13 @@ jobs:
name: dist
path: dist/

# QNBS-v3: /var/cache/apt/archives is root-owned by default — actions/cache's restore
# (tar extraction) runs as the unprivileged runner user and fails with "Permission denied"
# on every file without this, silently degrading to a cache miss every time (real CI
# evidence: "Cache hit" followed immediately by "Cache not found" from the failed tar).
- name: Make apt archive cache dir writable by the runner user
run: sudo mkdir -p /var/cache/apt/archives/partial && sudo chown -R runner:runner /var/cache/apt/archives && sudo chmod -R 755 /var/cache/apt/archives

- name: Cache apt packages (Playwright system deps)
uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
with:
Expand Down
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