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fix(hooks): anchor shutdown rule to command position, not any substring

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Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
This commit is contained in:
Kjell Tore Guttormsen 2026-08-09 13:02:01 +02:00
commit e1cf545a0c
2 changed files with 39 additions and 1 deletions
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34
tests/hooks/bash-guard.test.mjs
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@ -129,6 +129,40 @@ test('pre-bash-executor BLOCKS system shutdown command', async () => {
assert.strictEqual(code, 2);
});
test('pre-bash-executor BLOCKS a privileged halt at command position', async () => {
const { code } = await runHook(PRE_BASH, bashInput('sudo shutdown -h now'));
assert.strictEqual(code, 2);
});
test('pre-bash-executor BLOCKS a destructive keyword after a separator', async () => {
const { code } = await runHook(PRE_BASH, bashInput('echo done && poweroff'));
assert.strictEqual(code, 2);
});
// -----------------------------------------------------------------------
// ALLOW — the same keywords as DATA, not at command position.
// The rule matched the bare word anywhere in the string, so a quoted grep
// pattern, ordinary prose, or a commit message that merely named the rule
// was blocked. Anchoring to command position is what separates the two.
// -----------------------------------------------------------------------
test('pre-bash-executor ALLOWS the keyword inside a quoted grep pattern', async () => {
const { code } = await runHook(PRE_BASH, bashInput("grep 'halt' f.mjs"));
assert.strictEqual(code, 0);
});
test('pre-bash-executor ALLOWS the keyword inside echoed prose', async () => {
const { code } = await runHook(PRE_BASH, bashInput('echo "we should halt here"'));
assert.strictEqual(code, 0);
});
test('pre-bash-executor ALLOWS a commit message that names the rule', async () => {
const { code } = await runHook(
PRE_BASH,
bashInput('git commit -m "fix(hooks): anchor shutdown rule to command position"'),
);
assert.strictEqual(code, 0);
});
// -----------------------------------------------------------------------
// BLOCK — cron persistence
// -----------------------------------------------------------------------