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clog/.github/workflows/zizmor.yaml
Steve Beattie e522bdd603
fix(ci): add persist-credentials: false and zizmor pedantic config (#69)
## Summary

This patch series addresses GitHub Actions security findings in
`chainguard-dev/clog`
as part of the PSEC-923 hardening campaign.

## Patches

### 0001 — `fix(ci): add persist-credentials: false to checkout steps`

Adds `persist-credentials: false` to the `actions/checkout` step in:

- `.github/workflows/go.yml` — build/test job; no downstream git write
operations

The `zizmor.yaml` and `actionlint.yaml` workflows already had
`persist-credentials: false`
on their checkout steps. This patch completes coverage for the remaining
workflow.

Resolves: 1 `artipacked` finding (zizmor)

### 0002 — `fix(ci): add pedantic persona and suppress noisy zizmor
rules`

- Creates `.github/zizmor.yml` disabling three pedantic-only rules that
have no direct
security value (`anonymous-definition`, `concurrency-limits`) and
configuring
  `dependabot-cooldown` to use a 3-day threshold.
- Updates `.github/workflows/zizmor.yaml` to run zizmor with `persona:
pedantic` so
  that all template expansions in `run:` blocks are checked, not just
  attacker-controlled ones.
- Extends the `paths:` trigger in `zizmor.yaml` to include
`.github/zizmor.yml` and
`.github/dependabot.yml`, so that changes to those files trigger the
zizmor check.

Resolves: 3 `concurrency-limits` findings, 1 `anonymous-definition`
finding,
2 `dependabot-cooldown` findings (all suppressed via config)

## Testing

- Validate that the zizmor workflow runs on PRs touching
`.github/zizmor.yml` and
  `.github/dependabot.yml`.
- Confirm zizmor passes in pedantic mode with the new
`.github/zizmor.yml` suppression
  config in place.

Refs: PSEC-923
2026-05-05 09:23:50 -07:00

50 lines
1.3 KiB
YAML

# Copyright 2026 Chainguard, Inc.
# SPDX-License-Identifier: Apache-2.0
name: Zizmor
on:
pull_request:
branches: ['main']
paths:
- '.github/workflows/**'
- '.github/actions/**'
- '.github/zizmor.yml'
- '.github/dependabot.yml'
push:
branches: ['main']
paths:
- '.github/workflows/**'
- '.github/actions/**'
- '.github/zizmor.yml'
- '.github/dependabot.yml'
permissions: {}
jobs:
zizmor:
name: Zizmor
runs-on: ubuntu-latest
permissions:
actions: read # Required by codeql-action/upload-sarif to get workflow run info
contents: read # Clone the repository
security-events: write # Upload SARIF results to Code Scanning
steps:
- uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2.19.0
with:
egress-policy: block
allowed-endpoints: >
api.github.com:443
github.com:443
pkg-containers.githubusercontent.com:443
ghcr.io
- name: Check out code
uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
with:
persist-credentials: false
- name: Run zizmor
uses: zizmorcore/zizmor-action@71321a20a9ded102f6e9ce5718a2fcec2c4f70d8 # v0.5.2
with:
persona: pedantic