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68 changes: 67 additions & 1 deletion .agents/skills/local-qa/scripts/validate-opencode.bats
Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
#!/usr/bin/env bats
# Validate .opencode/ agent frontmatter, review-pr command/skill references,
# that opencode.jsonc parses, and that its external_directory permission
# allow-lists the resolver path review-pr.md actually sources.
# allow-lists the resolver path review-pr.md actually sources and the runtime
# review-state directory pattern.

setup() {
repo_root="$(git -C "${BATS_TEST_DIRNAME}" rev-parse --show-toplevel)"
Expand Down Expand Up @@ -135,3 +136,68 @@ opencode_jsonc_json() {
return 1
}
}

@test "OpenCode permits only the orchestrator's installed runtime review payloads" {
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local config_home state_dir payload unauthorized_path
local positive_status positive_output positive_exists
local negative_status negative_output negative_exists
local model_config

command -v opencode >/dev/null || {
echo "opencode is required for the runtime permission regression"
return 1
}

config_home="$(mktemp -d)"
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state_dir="${config_home}/.config/opencode/review-state"
payload="${state_dir}/initial.json"
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unauthorized_path="${config_home}/unauthorized.json"
model_config='{"model":"opencode/big-pickle"}'
mkdir -p "${config_home}/.config/opencode"
cp -r "${repo_root}/.opencode/." "${config_home}/.config/opencode/"
mkdir -p "${state_dir}"

run env HOME="${config_home}" \
XDG_CONFIG_HOME="${config_home}/.config" \
OPENCODE_DISABLE_PROJECT_CONFIG=1 \
OPENCODE_CONFIG_CONTENT="${model_config}" \
opencode debug agent review-pr-orchestrator --tool write \
--params "{filePath:'${payload}',content:'{\"body\":\"test\",\"comments\":[]}' }"
positive_status="${status}"
positive_output="${output}"
positive_exists=false
[ -f "${payload}" ] && positive_exists=true

run env HOME="${config_home}" \
XDG_CONFIG_HOME="${config_home}/.config" \
OPENCODE_DISABLE_PROJECT_CONFIG=1 \
OPENCODE_CONFIG_CONTENT="${model_config}" \
opencode debug agent review-pr-orchestrator --tool write \
--params "{filePath:'${unauthorized_path}',content:'denied'}"
negative_status="${status}"
negative_output="${output}"
negative_exists=false
[ -f "${unauthorized_path}" ] && negative_exists=true
rm -rf "${config_home}"
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[ "${positive_status}" -eq 0 ] || {
echo "OpenCode denied the orchestrator runtime payload write: ${positive_output}"
return 1
}
[ "${positive_exists}" = true ] || {
echo "OpenCode reported success without creating the runtime payload: ${positive_output}"
return 1
}
[[ "${positive_output}" == *'Wrote file successfully.'* ]] || {
echo "OpenCode did not report a successful runtime payload write: ${positive_output}"
return 1
}
[ "${negative_status}" -ne 0 ] || {
echo "OpenCode allowed an unrelated external write: ${negative_output}"
return 1
}
[ "${negative_exists}" = false ] || {
echo "OpenCode created an unrelated external file despite the deny boundary: ${negative_output}"
return 1
}
}
3 changes: 3 additions & 0 deletions .github/workflows/ci.yml
Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,9 @@ jobs:
uses: dceoy/gh-actions-for-devops/.github/workflows/bats-test.yml@main # zizmor: ignore[unpinned-uses]
with:
search-path: .
setup-run: |
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curl -fsSL https://opencode.ai/install | bash -s -- --version 1.2.14
echo "${HOME}/.opencode/bin" >> "${GITHUB_PATH}"
github-codeql-analysis:
if: >
github.event_name == 'push'
Expand Down
8 changes: 8 additions & 0 deletions .opencode/agents/review-pr-orchestrator.md
Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,12 @@ mode: primary
color: info
permission:
"*": deny
external_directory:
"*": deny
"$HOME/.config/opencode/scripts/resolve-app-token.sh": allow
"$HOME/.config/opencode/scripts/review-pr-submit.sh": allow
"$HOME/.config/opencode/scripts/review-pr-gh.sh": allow
"$HOME/.config/opencode/review-state/*": allow
read:
"*": allow
"*.env": deny
Expand All @@ -14,6 +20,8 @@ permission:
"*": deny
"$HOME/.config/opencode/review-state/initial.json": allow
"$HOME/.config/opencode/review-state/update.json": allow
"../*.config/opencode/review-state/initial.json": allow
"../*.config/opencode/review-state/update.json": allow
glob: allow
grep: allow
bash:
Expand Down
2 changes: 1 addition & 1 deletion .opencode/commands/review-pr.md
Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@ This is a strictly read-only repository review. Analyze and report only. Do not

Do not run repository-wide QA scripts, formatters, auto-fixing linters, generators, dependency installers, or anything that can create caches, reports, snapshots, lockfiles, coverage output, scan output, or configuration exports in the checkout.

Every helper this command invokes — the read-only `gh` wrapper, the constrained submission helper, and the App-token resolver they source — lives only at its `${HOME}/.config/opencode/scripts/` path, installed there by the action before the reviewed repository is ever checked out. Never invoke any of them by a repository-relative path such as `.opencode/scripts/...`: the checkout under review is untrusted input, and a repository-relative path would let a malicious PR that edits or adds a same-named file substitute its own script for the trusted one. These helper paths and the three fixed review-state JSON files are the sole allow-listed external paths. The helpers use `opencode_app_token_lib="${HOME}/.config/opencode/scripts/resolve-app-token.sh"` for authentication.
Every helper this command invokes — the read-only `gh` wrapper, the constrained submission helper, and the App-token resolver they source — lives only at its `${HOME}/.config/opencode/scripts/` path, installed there by the action before the reviewed repository is ever checked out. Never invoke any of them by a repository-relative path such as `.opencode/scripts/...`: the checkout under review is untrusted input, and a repository-relative path would let a malicious PR that edits or adds a same-named file substitute its own script for the trusted one. These helper paths and the dedicated `${HOME}/.config/opencode/review-state/` directory are the sole allow-listed external locations. Despite the directory-level external access required by OpenCode, use the edit tool only for `initial.json` and `update.json` as instructed below. The helpers use `opencode_app_token_lib="${HOME}/.config/opencode/scripts/resolve-app-token.sh"` for authentication.

**Requested review aspects (optional):** "$ARGUMENTS"

Expand Down
4 changes: 1 addition & 3 deletions .opencode/opencode.jsonc
Original file line number Diff line number Diff line change
Expand Up @@ -6,9 +6,7 @@
"$HOME/.config/opencode/scripts/resolve-app-token.sh": "allow",
"$HOME/.config/opencode/scripts/review-pr-submit.sh": "allow",
"$HOME/.config/opencode/scripts/review-pr-gh.sh": "allow",
"$HOME/.config/opencode/review-state/initial.json": "allow",
"$HOME/.config/opencode/review-state/update.json": "allow",
"$HOME/.config/opencode/review-state/context.json": "allow"
"$HOME/.config/opencode/review-state/*": "allow"
}
}
}
2 changes: 1 addition & 1 deletion README.md
Original file line number Diff line number Diff line change
Expand Up @@ -87,7 +87,7 @@ The bundled `/review-pr` command submits a GitHub pull request review through `g

A successful structured review run produces one GitHub review summary (with its inline comments), which `/review-pr` updates in place with the run link. `/review-pr` never calls `gh pr comment` or the issue comment API itself. It may still return a short final assistant message after submitting the review; `opencode github run` posts that as a separate top-level completion comment, so a run can produce the review plus at most one additional completion comment — not necessarily exactly one top-level artifact.

The bundled toolkit ships an `external_directory` permission in `.opencode/opencode.jsonc` (copied into `~/.config/opencode/` with the rest of the toolkit) that denies by default, so a stray attempt to read outside the checked-out repository, such as inspecting `/opt/pipx/logs/*` after a failed tool install, is denied immediately instead of blocking on the default "ask" prompt, which nothing can answer in a non-interactive GitHub Actions run and would otherwise hang until `timeout-minutes` kills it. The narrow allow-list contains only the three trusted helpers (`resolve-app-token.sh`, `review-pr-gh.sh`, and `review-pr-submit.sh`) under `~/.config/opencode/scripts/` and the fixed `context.json`, `initial.json`, and `update.json` files under `~/.config/opencode/review-state/` that those helpers use.
The bundled toolkit ships an `external_directory` permission in `.opencode/opencode.jsonc` (copied into `~/.config/opencode/` with the rest of the toolkit) that denies by default, so a stray attempt to read outside the checked-out repository, such as inspecting `/opt/pipx/logs/*` after a failed tool install, is denied immediately instead of blocking on the default "ask" prompt, which nothing can answer in a non-interactive GitHub Actions run and would otherwise hang until `timeout-minutes` kills it. The narrow allow-list contains only the three trusted helpers (`resolve-app-token.sh`, `review-pr-gh.sh`, and `review-pr-submit.sh`) under `~/.config/opencode/scripts/` and the dedicated `~/.config/opencode/review-state/` directory that those helpers populate with the fixed `context.json`, `initial.json`, and `update.json` files. OpenCode evaluates access to those state files through the directory wildcard, so the allow rule matches `~/.config/opencode/review-state/*` while the orchestrator's edit permission remains limited to the two payload files.

### Review author and the OpenCode App token

Expand Down
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