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Aleksei Sviridkin 048088bd29 fix(e2e): bound the tenant failure diagnostics per read and as a phase (#3676)
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## What this PR does

The node-join failure diagnostics in
`hack/e2e-chainsaw/_lib/run-kubernetes.sh` issued about a dozen
`kubectl` reads with neither an outer wall-clock bound nor
`--request-timeout`, starting with a `describe nodes` through the tenant
kubeconfig. That read targets the component least likely to answer in a
node-join failure. An unbounded read there does not lose only itself: it
holds the Chainsaw op until the op is killed, so everything scheduled
after it is lost rather than truncated, the tenant crust-gather snapshot
above all.

Every read now carries the per-call bound the newer collectors on this
path already use. A read that fails or is cut off says so instead of
passing in silence, and says only what was observed, because a read that
did not finish is silence about the cluster rather than a finding about
it. The CDI importer walk gains a cap, and its listing is read on its
own so a listing that never answered cannot read as a namespace with no
importer in it.

Per-read bounds alone do not end the phase, and the collectors here can
together spend more than what is left of the op by the time they run. So
the phase is bounded as a phase: once its budget is spent, the
collectors that have not started are declined out loud. That is not a
worst case and is not written as one, but it stops the snapshot being
queued behind work begun past the deadline, which is how the snapshot
was being lost. The op ceiling is unchanged, since a larger ceiling
multiplied by a sum that grows with every collector added is the same
problem one collector later.

Because what runs last is what gets declined, the block is reordered so
the cheap reads come first. The CSR list and the signer log are the
discriminator for the failure mode a follow-up fix has to target, and
behind two minute-scale collectors they were exactly what a tight run
would drop.

Adjacent work on the same failure path, all of it in service of the same
requirement:

- the sibling scheduling-gate branch ends in the same exit and depends
on the same snapshot, so its two reads are bounded too;
- `talos_image_cache_diagnose` gets its reads bounded and its gate gets
`--ignore-not-found`, because `kubectl get` exits 1 for a refused
connection or Unauthorized as readily as for NotFound, so a call that
never reached the apiserver was being announced as a mirror that was
never deployed;
- the four numeric knobs are validated rather than only documented,
since a suffix or a leading zero on the budget reached the arithmetic in
the block's first statement and unwound the whole function before its
own headline, leaving a failing run with no diagnostics at all.

Comments carry invariants rather than arithmetic. A comment that states
a sum has to be kept true forever in every copy of it, and any edit to
the code or the order falsifies one of them. The numbers live in the
code as values and in the guard that pins them.

Relates to #3656.

### Known gaps, deliberately not closed here

Some collectors on this path carry no wall-clock bound at all. The
image-cache reachability re-probe makes seven unbounded
management-cluster calls, and the guest-Talos capture walks its VMI rows
uncapped with applies and waits bounded only by `--request-timeout`,
which bounds one HTTP request rather than a client retrying against a
wedged apiserver. The phase budget stops them being started late; it
does not stop one running long once admitted. They are pre-existing and
tracked in #3666. Bounding the re-probe in particular would change when
the same function gives up on the happy path, and so which image factory
tenant workers use, which is not a diagnostic's decision to make.

Named improvements left for later, none of them regressions introduced
here:

- the phase deadline is stamped at block entry rather than against what
is left of the op, so a long bringup still narrows the room the
derivation assumes;
- `bringup` and `largest` are literals in the guard, so a collector
heavier than today's will not move them, and the margin is small by
design;
- the integer-knob validator now exists in four places in this tree, and
a shared `_lib` file sourced ahead of both libraries would collapse two
of them;
- the per-request bound equals the wall-clock bound, so both deadlines
fire together and which of the two notes appears is a race;
- the ordered list in the chainsaw comments omits the ungated wedge
check, which runs first;
- section letters no longer sort after the reorder, and the
comment-to-code ratio in the touched block is high.

### Testing

`hack/run-kubernetes-node-join_test.bats` is new: 22 cases driving the
block with a `kubectl` stub that hangs, refuses and answers in part, and
a `timeout` stub that fails any read not wrapped in the bounding idiom.
It pins that no read escapes a bound, that a cut-off read is named
rather than reported as an empty cluster, that the walk cap reports both
counts, that a failed listing is not reported as no importers, that the
phase declines the rest out loud, that a malformed knob falls back and
says so, that the block returns zero so the caller keeps its `exit 1`,
and the source order that keeps the discriminating reads ahead of the
expensive collectors. Every one was checked by mutation against the
unfixed shape.


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- [ ] [cozystack/cozy-proxy](https://github.com/cozystack/cozy-proxy) -
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- [ ]
[cozystack/cozystack-telemetry-server](https://github.com/cozystack/cozystack-telemetry-server)
- follow-up:
- [ ]
[cozystack/external-apps-example](https://github.com/cozystack/external-apps-example)
- follow-up:
- [ ] [cozystack/examples](https://github.com/cozystack/examples) -
follow-up:

### Release note

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```release-note
fix(e2e): bound every read in the tenant Kubernetes node-join failure diagnostics and give the collection phase its own wall-clock budget, so a wedged apiserver can no longer hold the Chainsaw op until it is killed and take the tenant crust-gather snapshot with it
```


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **Bug Fixes**
- Improved Kubernetes node-join and scheduling failure diagnostics with
bounded collection times, clearer timeout and failure reporting, and
more reliable preservation of critical snapshots.
- Added safer handling for unavailable diagnostic data, missing tools,
failed commands, and undeployed image caches.
- Added configurable and validated timeout controls for image-cache and
failure diagnostics.

- **Documentation**
- Clarified diagnostic budgets, collection ordering, and behavior when
available time is exhausted.

- **Tests**
- Added comprehensive coverage for diagnostic timeouts, ordering,
validation, failure handling, and bounded reads.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-08-09 12:33:27 +03:00
Aleksei Sviridkin 86fb92abf5 docs(tests): correct five stale claims in the e2e capture tooling (#3662)
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## What this PR does

Five things in the e2e tooling said something the code no longer does,
or did not say it at all. All five are prose; no executable line
changes.

`docs/agents/e2e-testing.md` section 8 described two of the three
on-failure capture legs. The missing one is
`hack/e2e-capture-dataplane.sh`, the only leg that reads forwarding
state off the node rather than object state, and the only one whose two
callers bound it differently, 600s from the BATS runner and 300s from
the Chainsaw catch. That split is what decides whether something added
to it fits, so a contributor who reads the document and not the script
sizes a change against the wrong budget. Its notes contract is described
with the carve-out the script declares itself: the two EndpointSlice
reads in the LoadBalancer path report nothing either way, so a `<none>`
backend line there is the one place a reader still cannot tell an
endpointless Service from a read that never answered.

The same section said the runner's captures serve "the BATS tests" in
two places. They serve the e2e ones. The runner keys on an `e2e-`
prefix, on the suite's own filename or on its parent directory, because
all three legs read cluster state and a unit runner has `kubectl` on
PATH with no cluster behind it. The legs are not gated alike either, so
the sentence says which fired where: two key on `kubectl`, and the
snapshot leg keys on `crust-gather` being installed, which on a unit
runner it usually is not.

Two numbers in the capture-gate rationale in `hack/cozytest.sh` no
longer described the code. The snapshot leg's cost was given as 360s,
the deadline passed to `timeout`; the leg is invoked as `timeout -k 30
360`, so the trap waits out 390s, which is what the comment forty lines
below and the op-budget arithmetic in `.chainsaw.yaml` already said. And
the data-plane leg was still described as having no bound on its first
pod list, and billed at the full 600s on that basis, after that read was
given a 28s ceiling.

Two files enumerated the BATS suites and both stopped one short. The
global catch in `hack/e2e-chainsaw/.chainsaw.yaml` said the runner it
names as its analog "only covers the BATS install/openapi tests", and
`hack/e2e-chainsaw/README.md` named the same two files. Both miss
`hack/e2e-prepare-cluster.bats`, which `packages/core/testing/Makefile`
drives through that runner, and which is the suite whose failures leave
the sandbox in the state hardest to reconstruct afterwards.
`docs/agents/e2e-testing.md` already listed all three, so the tree
disagreed with itself depending on which file you opened.

A comment in `hack/e2e-install-cozystack.bats` pointed at
`hack/e2e-apps/run-kubernetes.sh`, which does not exist; that directory
holds two monitoring suites and no runner. The readiness gate it means
is the `rollout status` wait in
`hack/e2e-chainsaw/_lib/talos-image-cache.sh`, along with both fallbacks
to the public factory.

relates to #3626 and #3642


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- [ ] [cozystack/cozyhr](https://github.com/cozystack/cozyhr) -
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- [ ] [cozystack/cozy-proxy](https://github.com/cozystack/cozy-proxy) -
follow-up:
- [ ]
[cozystack/cozystack-telemetry-server](https://github.com/cozystack/cozystack-telemetry-server)
- follow-up:
- [ ]
[cozystack/external-apps-example](https://github.com/cozystack/external-apps-example)
- follow-up:
- [ ] [cozystack/examples](https://github.com/cozystack/examples) -
follow-up:

### Release note

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```release-note
NONE
```
2026-08-09 04:08:35 +03:00
Aleksei Sviridkin 06078359d0 docs(e2e): record the phase-budget pattern beside its rule
The e2e guide tells a collector author to size the op timeout above the
sum of
the inner budgets and let the inner ones fire. That works while the sum
is
something an op timeout can sit above, and on the tenant-Kubernetes
node-join
path it no longer is: the terms run past the 50m op on their own, and
several
of the reads there carry only --request-timeout, which bounds one HTTP
request
rather than a client retrying against a wedged apiserver, so parts of
that
path have no ceiling to add up at all.

Left as it stood, the next collector author follows the documented rule
and
adds a bounded read to a sum that already does not fit. So the
phase-budget
pattern goes next to it, with the two properties that are easy to get
wrong:
the budget bounds when a collector may start rather than when the phase
ends,
so it is not a worst case and the comment beside it must not claim to be
one;
and because what runs last is what gets declined, source order decides
which
evidence survives a tight run.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-09 02:51:06 +03:00
Aleksei Sviridkin 9a0c8c75f3 fix(ci): close the silent-green gaps in e2e selection and the helm unit sweep (#3670)
## What this PR does

Four fixes in e2e test selection and the helm unit sweep. Relates to
#3650 #3652 #3655 #3646.

select-e2e built both dependency indexes as `$(build_owners_index | sort
-u)`, so it read sort's exit status and never yq's (#3650). A broken yq
left the index empty, every path fell through to escalation, and CI ran
the full suite on every PR. The output was identical to "no owners
matched", so it looked like the conservatism the selector is supposed to
apply.

The suite list one line up had the same shape and a worse result.
`$(find ... | sed | sort)` reports sort, never find, and errors went to
/dev/null. Every escalation prints that list, so a failed find made
"escalate to the full suite" emit a blank line, which both e2e lanes
read as "skip Chainsaw" before posting `E2E Tests` green. The outcome
that means run everything delivered a run of nothing.

find is not the only way to get an empty list, and the escalations are
not its only reader, so the check sits where the list is built. The
`examples/backups/<app>/` rule escalates nothing and still
membership-tests against that list: with it empty, an edit to a backup
harness that should run its suite reports nothing to run, on a path no
escalation-side guard would ever see. An empty list is a broken
enumeration, so the script refuses to answer at all. Both lanes run the
step under `bash -e`, so the non-zero exit fails the job. I checked both
workflows: neither overrides `shell:`, both capture the selector as a
plain assignment.

Fourteen tests used `[ "$(echo "$output" | wc -w)" -gt 5 ]` to mean
"everything was selected" (#3652). There are 21 suites, so that passes
on any six, and partial escalation stayed green. They compare against
the whole list now, derived the way the script's own full-suite branch
derives it. Drop one suite from that branch and thirteen of them go red.
All thirteen passed under the threshold.

The fourteenth is the cilium case, and equality shows it was never a
full-suite path at all. It resolves through the dependency graph, which
reaches 19 of the 21 suites. The two it misses are kuberture and
securitygroup, whose sources are not `*-application`, and the mapping
covers only those plus external-dns by name. Both controllers declare
`cozystack.networking`, so a CNI change that breaks either one runs
neither suite. That gap is #3665. The test is renamed for what it
measures and pins the 19, so closing #3665 turns it red at the right
moment.

Editing `hack/e2e-chainsaw/backup/chainsaw-test.yaml.disabled` selected
the full suite (#3655). The suffix was ignored when deriving the suite
name, the intersection against existing suites emptied, and the
empty-selection safety net escalated. A disabled suite runs nowhere, so
its edits are the one file class that cannot regress a test, and they
were buying the most expensive outcome the selector has.

The selector now has a fourth outcome, a failed step rather than a
selection, so the contract enumerations in the script header, in
`docs/agents/e2e-testing.md` and in both workflow comments say so.

The helm unit sweep never visited `packages/tests` (#3646).
cozy-lib-tests, the whole test coverage for a helper library that 34
charts consume by symlink, ran only because
`packages/library/cozy-lib/Makefile` delegates its `test` target to it.
Remove that one line and the suite goes from one execution to zero with
the sweep still exiting 0 and still printing "All Helm unit tests
passed". Every check the sweep makes runs inside a directory the loop
already reached, so a package that never enters the loop takes all of
them with it, and what is left is `tests_found`, which counts suites
across the whole run rather than per package. The directory is on the
list now: 76 executed suites become 77, at 0.1s to 0.3s over six runs
against a sweep of roughly 31 seconds. The delegation stays for `make -C
packages/library/cozy-lib test` ergonomics, so the suite runs twice.
Neither run is load-bearing alone.

### Testing

`hack/select-e2e_test.bats` goes from 27 tests to 32,
`hack/helm-unit-tests.bats` is new. Each commit is green on its own: 27,
30, 32, 32.

The new tests stub the failing component and assert the exit status plus
the line naming what broke: a broken yq, a broken find, an empty suite
list across all three diff classes, the disabled-suite path, and a guard
that the disabled rule drops only that path and not the rest of the
diff. The yq test asserts exit 0 on purpose. A missing dependency graph
still has a correct answer, the full suite, and a missing suite list
does not. Pinning both halves keeps the header and the docs from
drifting into claiming otherwise.

Two suites fail on my macOS box and fail identically at `origin/main`,
so neither comes from this branch:
`hack/migration-seaweedfs-db-adopt.bats`, where a container running as
the host UID cannot write the bind-mounted temp dir under Colima, and
`hack/seaweedfs-naming-audit.bats`, which I confirmed red at the merge
base but did not dig into. Every other `hack/*.bats` was run
individually and is green. `make unit-tests` stops at the first failing
file and both of those sort ahead of `select-e2e_test.bats`, so on macOS
the suites this PR touches have to be run directly.

### Named improvements, not done here

- The `.disabled` rule keys on the file rather than the parked
directory, so it is both wider and narrower than the property it wants.
A support file under `hack/e2e-chainsaw/backup/` still buys a full run,
and a `.disabled` file dropped inside a live suite directory now selects
nothing where it used to select that suite. The property covering both
is one level up: a suite directory holding no live `chainsaw-test.yaml`
is inert, testable with the same `grep -Fxq` membership check the
`examples/backups/*/*` arm already uses. It is not a free win, since a
half-written suite directory escalates today and would then select
nothing. A cheaper half step is narrowing the glob to
`hack/e2e-chainsaw/*/chainsaw-test.yaml*.disabled`, because case globs
cross `/` and the shipped pattern also matches nested paths.
- `packages/tests/**` is not classified by the selector and reaches the
full suite through the unclassified fall-through instead of a rule.
Tracked in #3667.
- `full_suite_list()` in the bats file cannot fail. cozytest.sh's awk
rewrites a lone `}` into `return 0; }`, so a broken find inside the
helper would return an empty expected set instead of a red test. Nothing
false can pass today, because the script hard-fails on an empty suite
list before any assert runs, but that helper is what every equality
assert measures against.
- The yq check runs before the changed-file list is read, so with a
broken graph even a docs-only diff escalates. Measured: a broken yq plus
a `docs/x.md` diff returns 21 suites at head against 0 at the merge
base. Only reachable in an already broken state, but the graph is
consulted at the component lookup and in the closure walk, so moving the
check to first use would charge nothing to docs, dashboards and
inert-meta diffs.

### Screenshots

No UI changes.

### Downstream repositories

Walked the trigger map in `docs/agents/contributing.md` file by file
against the diff: four files under `hack/`, one under `docs/agents/`,
and comments in the two e2e workflows. Nothing under `hack/` was moved
or renamed and no make-target contract changed, so the ccp entry does
not fire. It gates on `hack/package.mk` and `hack/common-envs.mk`,
neither of which is in the diff. The node prerequisites in
`hack/e2e-prepare-cluster.bats` that ansible-cozystack mirrors by hand
are untouched, and so is `.github/workflows/tags.yaml`. `docs/agents/`
is internal contributor documentation, not a website source. No package
was added, renamed or removed, and no `values.schema.json` or version
enum changed, so the website and provider entries do not fire either.

- [x] No downstream repository is affected by this change
- [ ] [cozystack/website](https://github.com/cozystack/website) -
follow-up:
- [ ]
[cozystack/terraform-provider-cozystack](https://github.com/cozystack/terraform-provider-cozystack)
- follow-up:
- [ ]
[cozystack/ansible-cozystack](https://github.com/cozystack/ansible-cozystack)
- follow-up:
- [ ] [cozystack/ccp](https://github.com/cozystack/ccp) - follow-up:
- [ ] [cozystack/talm](https://github.com/cozystack/talm) - follow-up:
- [ ] [cozystack/cozyhr](https://github.com/cozystack/cozyhr) -
follow-up:
- [ ] [cozystack/cozy-proxy](https://github.com/cozystack/cozy-proxy) -
follow-up:
- [ ]
[cozystack/cozystack-telemetry-server](https://github.com/cozystack/cozystack-telemetry-server)
- follow-up:
- [ ]
[cozystack/external-apps-example](https://github.com/cozystack/external-apps-example)
- follow-up:
- [ ] [cozystack/examples](https://github.com/cozystack/examples) -
follow-up:

### Release note

```release-note
fix(ci): select-e2e no longer reports an empty selection when it cannot enumerate the Chainsaw suites, which made an escalation to the full suite indistinguishable from "skip Chainsaw" and left the E2E gate green with nothing run. A failure to list the suites is now named on stderr and fails the step, a yq failure is named and still escalates to the full suite, and an edit to a disabled Chainsaw suite is inert instead of escalating to a full run.
```


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **Bug Fixes**
* Improved end-to-end test selection for disabled, empty, or partially
changed test suites.
* Test selection now safely escalates to the full suite when suite
discovery or dependency analysis fails.
  * Helm unit-test sweeps now include tests under `packages/tests`.

* **Tests**
* Added coverage for suite discovery failures, disabled suites, command
failures, and exact test selection.
  * Added Helm test-sweep coverage, including failure handling.

* **Documentation**
  * Clarified test-impact analysis rules and suite-selection outcomes.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-08-08 20:47:06 +03:00
Aleksei Sviridkin 355fc8a24a test(tests): let each bats file declare the EXIT traps it still holds (#3622)
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## What this PR does

The ban on EXIT-trap cleanup in `hack/*.bats` was enforced by two lists
inside `hack/cozyreport.bats`: one naming the files known to be clean,
one freezing an exact trap count for each file that was not. Both had to
be edited from whatever change moved them, and that is where the guard
kept failing.

It is worth being exact about how badly, because the history is sharper
than "it went stale a few times". **The inventory was never correct on
main for a single commit.** It landed in #3567 at 15:25:20. #3195 had
landed `multus-install-cni-plugins.bats` carrying twelve traps at
15:24:37, forty-three seconds earlier. Replaying the old guard's own
logic against the tree at the very commit that introduced it already
gives `found != frozen`. Main then stayed red for roughly twenty-two and
three quarter hours. The first repair, #3584, landed *already red* the
next morning at 10:42:43, because #3548 had brought in
`run-kubernetes-talos-diagnostics_test.bats` with eight traps at
10:40:03, under three minutes ahead of it. That fix was correct and
bought zero green time. Green arrived only with the second repair,
#3602.

Neither pair of PRs shared a line, and each was green against its own
base. That is the whole mechanism, and it is why a third one-line repair
is not the answer.

The mechanism is structural rather than careless. A change that adds a
trap to its own file had to edit a string in a suite it otherwise never
touches, so two changes sharing no line still invalidated each other:
each stayed green against its own base, git merged both cleanly, and the
guard went red only once the second one landed. A file *arriving* with
traps was worse still, because nothing in its author's diff pointed at
that string at all. That is exactly how
`run-kubernetes-talos-diagnostics_test.bats` got in, twice.

That contention is not in the past tense. Two open PRs are editing that
one line right now, and they disagree about what it should say: #3575
adds `run-kubernetes-talos-diagnostics_test.bats=8` to it, repeating a
repair that has already landed, and #3441 removes
`select-e2e_test.bats=15` from it, because it converts that file.
Neither PR is about EXIT traps. Both have to touch that string anyway,
and whichever lands second is wrong until someone edits it again.

So this PR is not fixing a red main. It removes the thing that keeps
making main red, which is why it is worth more than the one-line fix
that is now the established habit.

One honest caveat about its own landing. The textual-conflict property
is steady-state: a branch forked *before* the declaration exists has no
line to disagree with, so it converts traps in its own file, merges
clean, and the count only goes wrong once both sides are on main. I
checked this against #3441, which takes `select-e2e_test.bats` from
fifteen traps to zero. Merged after this, that file would declare
fifteen and hold none. What the move buys even in that case is that the
red names a file the branch already edited, the repair is one line
inside it, and rebasing before merge catches it on the branch's own CI.
None of those three held against the central inventory. Whoever merges
this should expect one such adjustment on the conversion branches still
in flight.

So this replaces both lists with a declaration each file makes about
itself: one `# EXIT-TRAP DEBT: N` comment in its leading comment block.
A file carrying no declaration must install no EXIT trap. Growing or
shedding a trap now fails in the file the change already edits, so two
changes that disagree about a count get a real textual conflict instead
of silently invalidating each other, and a change that leaves the traps
alone edits nothing.

**The include list is redundant, not lost.** It named the files proven
clean, so that a trap reappearing in one of them would fail. Under the
new rule those files carry no declaration, and a file with no
declaration must hold zero traps, so a trap reappearing in any of them
fails on its own, with no list to be on. Coverage widens rather than
narrows: the two lists named twenty files between them, and the rule
covers all fifty bats files under `hack/`, subdirectories included, plus
the ones added tomorrow.

Rebasing this branch onto current main is the property working. Main has
since gained `hack/kubernetes-pre-delete-hook.bats` and
`hack/tenant-pre-delete-hook.bats`, and `hack/cozyreport.bats` grew by
some eight hundred lines. Neither new file installs an EXIT trap, so
neither needed a declaration and neither needed an edit here; the rebase
took no conflict at all. Under the inventory, each arriving file was a
coin toss on whether somebody had remembered the string.

To be precise about what the inventory could and could not do, since it
is easy to overstate: it did *notice* a new file carrying traps. The
string it compared was built by scanning the directory, so an arriving
file appended a token and failed the comparison, which is exactly how
main went red. What it could not do is let that file arrive without an
edit in a foreign suite. Being seen and being absorbable are different
properties, and only the second one decides whether two changes can land
independently.

The declaration is pinned in both directions. Declaring N while holding
N+1 fails, obviously; declaring N while holding N−1 fails too. Without
that second half the number becomes a ceiling and rots upward: somebody
converts half a file, the declaration stays, and the guard quietly
licenses traps that were removed long ago.

It is read only from the leading comment block, under the shebang and
above the first line of code. A `.bats` file is shell that writes shell,
so the same line turns up inside a heredoc, a fixture writer or an
expected-output string, where it is data belonging to one test;
honouring it there would let an unrelated fixture excuse a real trap,
silently, with nothing in that test's own diff looking like a
declaration. A comment block is the region with no interior; stopping
instead at the first `@test` would still read a line out of a helper's
heredoc.

Not every counted handler is debt. A trap inside an explicit subshell
does not replace the one the `bats` binary installs, so a test failing
inside `( … )` still prints its `not ok`, checked against a test-level
trap in the same file, where the TAP line vanishes.
`hack/e2e-test-openapi.bats` kills a backgrounded `kubectl proxy`
exactly that way, and "convert it like the others" would leak a process
holding a fixed port and wedge the next run. Its declaration now records
the carve-out instead of scheduling a conversion, and because the
ratchet is exact in both directions, *removing* that trap fails too, so
the count protects the construct rather than marking it for deletion.
`docs/agents/e2e-testing.md` previously scoped this exception to
Chainsaw `script` steps only; it now names the BATS subshell case as
well.

The counting bounds the keyword and the signal the same way, at any
character that cannot be part of an identifier, and matches the signal
in either case. Whitespace on the right missed `trap … EXIT; cd "$tmp"`;
whitespace on the left missed `tmp=$(mktemp -d);trap … EXIT` and `(trap
… EXIT; true)`; upper case missed `trap … exit`, which bash and dash
both install. All of those are real handlers that scored zero. The left
boundary is the one worth dwelling on, because the inventory being
replaced had none at all and *did* catch the semicolon form. Getting it
wrong here would have narrowed coverage while the commit claimed to
widen it. A plain word boundary is not enough either: `bootstrap ` ends
in `trap `, and it has to keep scoring nothing, or the documented answer
to a red guard (add a debt line) would buy a file a permanent licence
for one real trap to silence a line that has none.

Two handlers sharing one line are reported rather than counted, because
the count is a count of lines and the second would otherwise arrive
free. Splitting such a line properly needs a shell parser, since a
semicolon inside a handler's own quoted action is not a separator, and
guessing wrong undercounts, the one direction a ratchet cannot afford.

**What this does not fix.** The declaration is still a loophole: a new
file can write `# EXIT-TRAP DEBT: 8` instead of cleaning up, and nothing
here makes that impossible. What changes is that the admission is local
and visible. It sits at the top of the file it excuses, in front of
whoever reviews that file, instead of being a number in a neighbouring
suite nobody in that review is reading. Today's loophole is the same
size and invisible.

Three more limits, all stated in the guard's own header rather than left
to be discovered. The scan is lexical, so a signal computed at runtime
and a quoted action spanning physical lines without a backslash are both
invisible. An exact count catches addition and removal but never
substitution: swap the openapi file's subshell trap for a test-level one
and the total stays 1. And the scan reads `.bats` only, so a handler
arriving through a sourced `.sh` is outside it.
`hack/e2e-chainsaw/_lib/run-kubernetes.sh` installs two right now, and
each is benign for its own reason rather than by design: the one in
`cozy_capture_tenant_talos` because that function is declared with `(`
and so runs in a subshell, the one in `run_kubernetes_test` because no
`@test` calls it despite being declared with `{`. Three `hack/*.bats`
source that library, and two tests in the converted file call
`cozy_capture_tenant_talos`, so flipping a single `(` to `{` reinstates
a test-level handler in both of them with the guard green. Widening the
scan to `.sh` would mean counting handlers that are correct in a script
and wrong only in a test body, so the honest answer is that this is
where the instrument stops.

Three further boundaries, recorded here so they land as known edges
rather than as surprises. The old include list also failed when a file
named on it disappeared from the tree; the new rule can only judge a
file that is present, so a deleted converted file goes unnoticed. That
is a genuinely smaller check, though its absence shows up in the diff
that deletes the file. The guard's own failure messages are code lines,
so they are scanned by the pattern they belong to: they pass today only
because no bare `EXIT` or `0` happens to follow the keyword in any of
them, and a rewording that introduced one would make the file demand a
debt of itself. It fails loudly rather than quietly, and the fixture
writers and test titles already split the keyword from the signal for
this reason, but the messages do not. Finally,
`docs/agents/e2e-testing.md` bans test-level `EXIT` *and* `RETURN`
traps, while every mechanical guard this repo has had, the one being
deleted included, matches only `EXIT` and `0`. `hack/` holds no RETURN
trap today, so nothing regresses here, but half of that documented rule
has never had an executor.

The guard moves out of `hack/cozyreport.bats` into
`hack/bats-no-exit-trap.bats`, because its subject is every unit suite
under `hack/` and not the report collector it grew up in. Living inside
`cozyreport.bats` is precisely why unrelated PRs kept converging on one
line. `hack/md-no-hardwrap.bats` is the neighbouring precedent.

Separately, the eight EXIT traps in
`hack/run-kubernetes-talos-diagnostics_test.bats` are converted to
end-of-body cleanup rather than given a declaration. That file was
written six weeks after the ban was documented, so "it predates the
rule" is not available to it, and handing it a debt is literally the
move that failed the last two times. The remaining files keep their
declarations, since a mass conversion would collide with the branches
that own them.

One note on where the prose sits. The guard's own header carries only
what a reader has to keep true: why the ban exists, the two carve-outs,
where the declaration lives and why there, that the count is exact in
both directions, why the marker is anchored at column zero, and where
the lexical scan stops. Everything above about *how* the inventory
failed (the timestamps, the PR numbers, the arithmetic) is deliberately
not in the file. It is true today and will rot on its own; a comment
nobody is obliged to maintain is how a file grows a paragraph that is
quietly false.

### Screenshots

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demonstrating
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### Downstream repositories

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Cozystack is upstream for repositories that are NOT kept in sync with it
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Which change forces what, and which file to touch, is the trigger map in
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IF YOU ARE AN AI AGENT OR AN LLM, THIS IS PART OF THE TASK, NOT A FORM
TO FILL IN:

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2. For every repository you tick, open the follow-up PR there and link
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3. When the follow-up is out of scope, or needs a decision that is not
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- [x] No downstream repository is affected by this change
- [ ] [cozystack/website](https://github.com/cozystack/website) -
follow-up:
- [ ]
[cozystack/terraform-provider-cozystack](https://github.com/cozystack/terraform-provider-cozystack)
- follow-up:
- [ ]
[cozystack/ansible-cozystack](https://github.com/cozystack/ansible-cozystack)
- follow-up:
- [ ] [cozystack/ccp](https://github.com/cozystack/ccp) - follow-up:
- [ ] [cozystack/talm](https://github.com/cozystack/talm) - follow-up:
- [ ] [cozystack/cozyhr](https://github.com/cozystack/cozyhr) -
follow-up:
- [ ] [cozystack/cozy-proxy](https://github.com/cozystack/cozy-proxy) -
follow-up:
- [ ]
[cozystack/cozystack-telemetry-server](https://github.com/cozystack/cozystack-telemetry-server)
- follow-up:
- [ ]
[cozystack/external-apps-example](https://github.com/cozystack/external-apps-example)
- follow-up:
- [ ] [cozystack/examples](https://github.com/cozystack/examples) -
follow-up:

### Release note

<!--  Write a release note:
- Explain what has changed internally and for users.
- Start with the same `type(scope):` prefix as in the PR title
- Follow the guidelines at
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```release-note
test(tests): each hack/*.bats file now declares its own remaining EXIT-trap debt in a `# EXIT-TRAP DEBT: N` header comment, checked by hack/bats-no-exit-trap.bats, replacing the central inventory in hack/cozyreport.bats
```


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **Testing**
- Added automated auditing for `EXIT` traps across Bats end-to-end
tests, including validation of tracking declarations and edge cases.
- Improved diagnostics tests by replacing trap-based temporary-directory
cleanup with explicit cleanup steps.
  - Added tracking annotations for remaining trap-related cleanup work.

- **Documentation**
- Clarified when traps are permitted inside self-contained subshells and
how remaining cleanup debt is reported.
  - Updated review guidance for consistent end-to-end test maintenance.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-08-08 20:46:49 +03:00
Aleksei Sviridkin 1abc653cfb fix(ci): treat a disabled chainsaw suite as inert in test selection
Editing hack/e2e-chainsaw/backup/chainsaw-test.yaml.disabled selects the
whole Chainsaw suite. The per-suite rule reads the suite name off the
directory and ignores the suffix, so the change selects "backup"; the
final intersection against the suites that actually exist finds no such
suite and empties; and the safety net for an empty selection escalates to
the full run.

A disabled suite is registered nowhere and executed by nothing, which
makes its edits the one file class that provably cannot regress a test.
The mapping had it backwards: they bought the most expensive outcome the
selector has. Rare in practice, and paid on every commit by anyone
grooming or re-enabling such a suite.

Classify *.disabled as inert ahead of the per-suite rule, and record it
alongside the other rules that select nothing so the header stays an
accurate enumeration. The safety net keeps its job for paths no rule has
looked at, which is what it was added for.

Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 16:31:39 +03:00
Aleksei Sviridkin 37a395363f fix(ci): stop select-e2e from deciding on inputs it never checked
Three holes on the same seam: the script builds a list, never looks at
whether the command that built it succeeded, and then decides from the
empty result.

The dependency indexes are built as `$(build_owners_index | sort -u)`,
where the function is a single yq. A pipeline carries the status of its
last command, so the script sees sort's zero and `set -e` never fires: a
missing binary or a malformed source leaves the index empty, every changed
path falls through to escalation, and CI runs the full Chainsaw suite on
every pull request. The direction is safe and that is the problem — an
empty index and "no owners matched" print the same thing, so the symptom
is a full run, which reads as the conservatism the selector is supposed to
apply. Selection can stay switched off indefinitely with nobody signalled.
Check each half's status on its own and name yq once on stderr before
taking the fallback the empty index would have reached anyway.

The suite list one line up has the identical shape and a worse
consequence: `$(find ... | sed | sort)` reports sort, never find, and
errors went to /dev/null. That list is what every escalation prints. So a
find that failed produced an empty list, and "escalate to the full suite"
then emitted a blank line — which both e2e lanes read as "skip Chainsaw"
before posting the required "E2E Tests" status green. The one outcome that
means run everything delivered a run of nothing, on the pull request that
earned a full run. Capture find on its own, check it, let its errors
through.

A failing find is not the only way to end up with an empty list, and the
escalations are not its only reader, so the check sits once where the list
is built. The examples/backups/<app>/ rule escalates nothing and still
membership-tests against that list: with it empty the test fails, the app
is not selected, and an edit to a backup harness that should run its suite
reports nothing to run — output identical to a legitimately empty
selection, on a path no escalation guard would ever see. An empty list is
a broken enumeration, a moved directory or a wrong working directory, not
a project without tests. Refuse to answer at all. Both lanes run the step
under `bash -e`, so a non-zero exit fails the job rather than falling
through to the empty selection this is here to prevent.

Each is covered by a test that stubs the failing component and asserts
both the exit status and that the script names what broke.

Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 16:17:31 +03:00
Aleksei Sviridkin 5728eca401 docs(e2e): name the data-plane collector and who gets the captures
Section 8 described two of the three on-failure capture legs and not
the third, so the collector that reads forwarding state off the node
was absent from the one document that tells a contributor what
diagnostics exist. It is also the leg whose two callers disagree about
its budget, 600s from the BATS runner and 300s from the Chainsaw
catch, which is what decides whether something added to it fits.

Its notes contract is described with the carve-out the script itself
declares: the two EndpointSlice reads in the LoadBalancer path report
nothing either way, so a <none> backend line there is the one place a
reader still cannot tell an endpointless Service from a read that
never answered. Stating the contract without it would have promised
the distinction on the path this collector exists to diagnose.

The prose also still said the runner's captures serve "the BATS
tests". They serve the e2e ones: the runner keys on an e2e- prefix,
on the suite's filename or on its parent directory, because all three
legs read cluster state and a unit runner has kubectl on PATH with no
cluster behind it. Said once where the captures are introduced, and
the two phrases that over-claimed now name the e2e suites.

The legs are not gated alike, so the sentence says which fired where:
two key on kubectl, and the snapshot leg keys on crust-gather being
installed, which on a unit runner it usually is not.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 11:21:33 +03:00
Aleksei Sviridkin 8e273a7341 docs(ci): record what escalating on the non-PR workflows costs
Three of the four workflows on the escalation list cannot be exercised
by the run they trigger. `e2e-fork` runs on `workflow_run`, which always
takes the default-branch copy; `e2e-tag` runs on `workflow_call` from a
tag push; `nightly` runs on a schedule. Only `pull-requests.yaml` is
executed from the pull request's own head, so only there does escalating
test the edit rather than the tree around it.

That argument existed in the reference doc and was removed by this
branch rather than answered, and the list it argued against is what
replaced it. Measured over six months of main, 26 commits touch one of
the three with no other escalating path; each now pays a full Chainsaw
run it used to skip, on a suite whose flake rate is the reason people
avoid running it for nothing.

Keeping them is defensible: the rule stays one idea rather than two, and
dropping them leaves those files inert, which reads as an oversight
rather than a decision. What was not defensible was paying it silently.
The trade now sits next to the pattern that makes it, with the number,
so the next person weighing it starts from measurement instead of
rediscovering the mechanism. The reference doc points there rather than
carrying its own copy.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 05:55:37 +03:00
Aleksei Sviridkin 55f3c79e9f docs(ci): stop pointing at the inert list for paths it does not hold
Four places said an empty selection means the inert pattern matched, and
sent the reader to `inert_config_pattern` to see which paths those are.
Documentation, dashboards and `*.md` are dropped before that pattern is
ever consulted, and a backups example whose app has no suite is dropped
where backup examples are matched. A reader checking the pattern for any
of them finds nothing and has to reconstruct the order by reading the
script. Name the rules that produce an empty selection instead, and keep
the claim to the one the lanes rely on: empty is a decision some rule
reached, not a path nothing looked at.

The same bullet claimed every path is classified. One is not. The inert
pattern makes `.github/` inert as a whole directory and the workflows
that run the suite are exempted from it by name, so a workflow added
under `.github/workflows/` reads as inert and the fall-through never
sees it. Today's enumeration is correct and I checked it against `rg -l
test-chainsaw`, so this is not a live hole, but the sentence saying it
cannot exist is what makes the reminder next to that list look
decorative. Record it as the guard it is.

Separately, the fork lane's rationale for appending a newline described
a mechanism this branch removes: the reader now guards its own loop, so
the terminator is no longer what keeps the last path alive. Say that it
is now the text-file contract and a second line of defence across two
files, which is a reason to keep it and a different reason than the one
written there.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 05:02:25 +03:00
Myasnikov Daniil ae4e9e55cb fix(ci): classify every TIA path and escalate the unclassified
`select-e2e.sh` silently selected nothing for a changed path it did not
recognise outside `packages/`. Both e2e lanes read an empty selection as
"skip Chainsaw" and then post the required "E2E Tests" status green, so
an unrecognised path produced a green merge gate with no suite run. The
worked example is `hack/common-envs.mk`, which supplies the tag, push
and output flags of every image in the tree and matched nothing:
`full_suite_pattern` covered `hack/*.sh` and `hack/*.bats` but not
`hack/*.mk`. `pkg/`, `tools/`, `go.mod`, `hack/lib/` and
`hack/buildkitd.toml` were in the same position, as was
`.github/workflows/e2e-fork.yaml` while `pull-requests.yaml` was
already escalated.

A blanket "empty means full suite" fallback would be the wrong fix: it
escalates the inert paths the design deliberately skips. Instead every
path now lands in one of three classes by an explicit rule — the
full-suite list for shared build inputs and the e2e harness, an inert
list for paths that cannot affect what e2e exercises, and the
PackageSource graph for `packages/(apps|system|extra)/`. A path
matching none of them escalates and logs why, so the next path someone
adds fails safe instead of failing open.

The two lists are checked in that order, so a specific escalation beats
a broad inert directory: `.github/` is inert, the workflows that run
the suite are not. `*.md` and `docs/`/`dashboards/` stay ahead of both,
so a README under `packages/core/` does not inherit that tree's
escalation.

Ten tests cover both sides of the classification. Mutation-checked:
reverting the fall-through fails the unclassified-path test, dropping
`.github/` from the inert list fails the non-e2e-workflow test, and
swapping the two list checks fails the existing pull-requests.yaml
test. Note the per-entry escalations are belt-and-braces — removing
`hack/*.mk` from the pattern still escalates via the fall-through,
which is the point of having it.

Closes #3392

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-08-08 04:28:27 +03:00
myasnikovdaniil 7dca642894 fix(ci): restore e2e for fork PRs and close the merge-gate bypass (#3262)
## What this PR does

Fixes #3257 — fork PRs never ran e2e, and the skipped required check let
them merge anyway.

Fork PRs get no secrets on `pull_request`, so `make image` pushed
anonymously and died with `denied`. That failed every build, collapsed
the `build → finalize → e2e` chain, and left the required **E2E Tests**
job *skipped* — which branch protection treats as satisfied, so an
approved fork PR could merge with e2e never having run.

This implements **Option A** from the issue (privileged `workflow_run`
split), pushing fork e2e images to the existing CI registry (OCIR):

**Build primitive (`hack/common-envs.mk`)**
- New `OCI_EXPORT_DIR` mode: build each image to a per-image OCI archive
instead of pushing, and force `PUSH`/`LOAD` off. The digest is captured
via `--metadata-file` regardless of output type, so the refs baked into
`pr.patch` match what the privileged run later pushes. Threaded through
the `image-tags` macro every package already uses — no per-package
Makefile change.

**`pull-requests.yaml` (unprivileged, fork branch)**
- `build` / `build-talos` / `finalize` export images to OCI archives and
upload them as artifacts instead of pushing → the red `denied` build
wall disappears and the chain no longer collapses.
- The in-tree e2e job is renamed off `"E2E Tests"` and guarded to
same-repo PRs. A new `e2e-report` job concludes the required `"E2E
Tests"` context as an **explicit check-run** (success on a docs-only PR
or when e2e passed, failure otherwise). A skipped job can no longer
satisfy the required check — this also closes the same hole for
same-repo PRs whose build fails.

**`e2e-fork.yaml` (new, privileged `workflow_run` from the default
branch)**
- Resolves the fork PR, opens a pending `"E2E Tests"` check-run, and
fails-closed if the fork build failed.
- Pushes the pre-built image archives to OCIR **by digest** and
flux-pushes the digest-pinned packages tree. The OCIR token is live only
for trusted binaries (`git`/`skopeo`/`flux`/`yq`) over data — never for
`make` or any fork-authored script.
- Runs the e2e suite against the pushed closure with **no push token**
and concludes the check-run on the PR head SHA.

Fork build code never receives registry credentials; the fork's images
and test scripts run only in the credential-less, ephemeral e2e job — a
stronger posture than a `pull_request_target` run that would hand fork
code the secrets directly.

### Validation

Local: buildx OCI-archive output + digest capture, macro expansion for
single- and multi-image packages, non-fork push path unchanged,
`actionlint` clean.

Needs live validation (why this is a **draft**): `workflow_run` artifact
download across runs; that the `"E2E Tests"` commit status satisfies the
required context and keeps a fork PR non-mergeable until the privileged
run concludes it; `refs/pull/<N>/merge` fetch + `git apply --3way`;
`skopeo --preserve-digests` end-to-end. `workflow_run` only runs from
the default branch, so the privileged half is exercised by mirroring the
workflow onto a personal fork's default branch and opening a throwaway
fork PR into it — not by merging first.

_Since review_: the fork `e2e` job ran the pre-#2826 BATS app loop that
the merged Chainsaw migration deleted (already broken); it now runs the
same Chainsaw + TIA path as the in-tree job, with suite selection and
the `full-e2e` override sourced from `resolve`'s trusted base-repo file
list / labels (not a merge-ref diff). Publish job hardened per the
non-blocking follow-ups: base-tree image allowlist, `skopeo copy --all`,
pinned flux CLI. The required `E2E Tests` gate is now published as a
commit **status** (default token + `statuses:write`), not a COZYSTACK_CI
app check-run — the app lacked `checks:write` (`checks.create` 403'd)
and a default-token check-run floated under a labeler suite; a commit
status has neither problem, and forks can't post one (their
`pull_request` token is read-only). Two review-bot findings fixed too:
fork `OCI_EXPORT_DIR` is now absolute (a relative path misplaced
archives under `make -C <pkg>` and every fork build would fail at
upload), and the "≥1 archive" guard no longer no-ops under `nullglob`.

### Repo-admin prerequisites

One repository setting lives outside this diff:

1. **Branch protection: keep `E2E Tests` required.** The gate is now a
commit **status** named `E2E Tests` (posted with the default
`GITHUB_TOKEN` — see `docs/agents/e2e-testing.md` §10), not a job or an
app check-run. Branch protection already requires `E2E Tests` (currently
the e2e job's name, renamed here to `E2E (in-tree)`), so the required
context now resolves to the status — **no GitHub App, no `checks:write`
grant, no app-id pin needed**. Just don't pin the context to a specific
app.
2. **Actions → "Require approval for all outside collaborators".** Each
fork run must be a deliberate maintainer click before it executes, since
the fork's unprivileged run produces the artifacts the privileged
`e2e-fork.yaml` consumes.

### Downstream repositories

Walked the trigger map in `docs/agents/contributing.md` against the diff
(7 files: two CI workflows, `docs/agents/e2e-testing.md`,
`hack/common-envs.mk` + its bats suite, and two package `Makefile`s).

The one trigger worth naming is "change developer tooling
(`cozyvalues-gen`, `cozypkg`, the package `Makefile`s) →
`development.md`" on the website. It does not fire here:
`OCI_EXPORT_DIR` is a CI-only build mode that defaults off, and the
local developer workflow is unchanged — `make image` still builds and
pushes exactly as before, which the new default-path case in
`hack/common-envs_test.bats` now pins. No chart values, no API surface,
no app list, no platform variant, no Talos version bump and no release
asset rename are touched.

- [x] No downstream repository is affected by this change

### Release note

```release-note
fix(ci): fork pull requests now run e2e via a privileged workflow, and a fork PR can no longer merge on a skipped (never-run) required E2E Tests check
```

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Added a dedicated fork E2E workflow that runs after the base PR and
reports results via the required **E2E Tests** commit status.
- Fork PRs now export build images as OCI archive artifacts for later
publishing.
- Added a same-repo E2E reporting job and renamed the in-tree E2E flow
to **E2E (in-tree)**.
- **Bug Fixes**
- Added tighter, fail-closed gating to ensure merge blocking when **E2E
Tests** isn’t correctly finalized.
- **Documentation**
- Documented fork vs same-repo E2E split, OCI export behavior, and
required fork security settings.
- **Tests**
- Added Bats coverage validating `OCI_EXPORT_DIR` and preventing
unintended registry pushes.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-08-08 04:26:25 +03:00
Aleksei Sviridkin 806b66f25c docs(ci): stop describing a one-workflow E2E CI
Two sentences predate the second workflow and were left describing the
world before it.

The scope line at the top is the pointer AGENTS.md routes agents through
before they touch the E2E CI, and it named only the in-tree workflow. A
reader sent there to change the fork lane would not learn that the
section holding its invariants exists, which is the one thing that line
has to do. It now names both workflows and says which pull requests each
serves.

The TIA escalation list said edits to "the E2E workflows" escalate to
the full suite. That was true while there was one. The selector's list
names `pull-requests.yaml` and not `e2e-fork.yaml`, so a change touching
only the fork workflow selects nothing: the Chainsaw step is skipped,
while the platform install and the OpenAPI tests still run. Say that
plainly, and say why it is tolerable rather than pretending it is
designed. A `workflow_run` always executes the default-branch copy of
the file, so running the suite against a change to it would not exercise
that change anyway. It is the same shape as the fail-open the section
already cites.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 03:22:08 +03:00
Aleksei Sviridkin cc8b01d5cd docs(ci): say when each lane's status opener actually lands
The reference section claimed both lanes open the required context when
their run starts, and enumerated the triggers it protects against: a
re-run, a reopen, a `full-e2e` label. Every one of those starts a Pull
Request run, and on a fork that run cannot open the status at all. The
opener is guarded same-repo only, because a fork's `pull_request` token
is read-only, and the fork's opener lives in the privileged workflow,
which starts only once the unprivileged build has finished. So on the
lane the sentence was most likely to be read about, an already-green
head SHA keeps reading green for the whole build.

The gap is structural. A read-only token cannot post a status at any
point in the run, and that same read-only token is what makes publishing
the gate with the default token safe in the first place. It is bounded
by the build rather than open-ended. What was wrong was only the claim
that it does not exist.

Say so in all three places that carried the overstatement: the section
itself, the opener's own comment, and the contract test, which pins that
each lane has an opener and cannot express when it lands.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 02:10:35 +03:00
Aleksei Sviridkin 9c68b1f83e fix(ci): stop a cancelled fork run from publishing a verdict
The invariant that a cancelled run publishes nothing was written down in
three places and held in two of them.

The fork lane's terminal reporter ran under `always()`, which includes
cancellation. When a second privileged run supersedes the first, the
dying one still posted `failure` on a head SHA it no longer owned, for a
suite that never finished. It self-corrected once the superseding run
reported, but that can be two hours later, and until then a legitimate
pull request reads red. The same-repo lane was moved off `always()` for
exactly this reason. Move this one too: a failed publish or e2e still
reports, since neither is a cancellation, and a cancelled run now leaves
the `pending` it opened standing until its successor concludes.

The same-repo guard's rationale cited a scenario that no longer exists.
It described a label event cancelling the run that opened the pull
request, which the concurrency split made impossible for every label the
workflow discards. The guard is still needed, for a push, for a
`full-e2e` label superseding the head run, and for a manual cancel, so
the comment now names those instead of an extinct one.

The reference section listed the pieces this invariant rests on and
omitted the reporters, which is the half a reader is most likely to
touch, and counted them, which was already wrong and would go wrong
again on the next addition. It now enumerates without counting.

The contract pins both reporters, because both lanes have had this
defect at different times in the same shape.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 01:26:09 +03:00
Aleksei Sviridkin 8e097488c2 docs(ci): name every writer of the "E2E Tests" status, and why it opens
The section that tells the next editor to keep exactly one run per head
SHA responsible for the status listed only two of the three jobs that
write it, and described the same-repo lane as posting once at the end.
Both stopped being true when the same-repo lane gained an opener. The
section also spent a paragraph on the concurrency invariants without
saying why an opener has to exist at all, which is the part a reader
would otherwise remove as redundant.

Say that each lane opens with `pending` and concludes, that a status
never expires so the opener is what stops a re-run inheriting the
previous run's green, and that `plan`'s opener is `continue-on-error`
because every build and test job hangs off that job.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 00:55:02 +03:00
Aleksei Sviridkin fd06fb32e0 docs(ci): say what fork TIA hardening buys, and what it does not
Four comments and a documentation bullet claimed that routing the
changed-file list through the base-repo API stops a fork from making
test selection pick nothing. It does not. The `e2e` job runs from the
fork's own tree, so `hack/select-e2e.sh` is the fork's script: a PR that
edits it to print nothing gets `skip=true`, the suite step never runs,
the job succeeds and the required status goes green — the exact outcome
the paragraph presented as prevented. The same holds for the suites
under `hack/e2e-chainsaw/`, the install bats and the testing package's
recipes, all of which the fork authors and this job executes.

Hardening the inputs is still worth doing, since a merge-ref diff would
be a second bypass on top of the one that exists, so the code does not
change. What changes is the claim: the inputs are trusted, the decision
is not, and the fork lane is a correctness gate against an honest
contributor's regression rather than a boundary against a hostile fork.
State plainly what does contain a hostile fork — the maintainer
approval required before any fork run executes, the absence of any
credential in that job, and a diff editing the harness being visible in
review.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-08 00:04:15 +03:00
Aleksei Sviridkin 575b41e1cd test(hack): let each bats file declare the EXIT traps it still holds
The ban on EXIT-trap cleanup in hack/*.bats was enforced by two lists
inside hack/cozyreport.bats: one naming the files known to be clean, one
freezing an exact trap count for each file that was not. Both had to be
edited from whatever change moved them, and that is where the guard kept
failing. A change adding a trap to its own file had to edit a string in
a suite it otherwise never touches, so two changes sharing no line still
invalidated each other: each stayed green against its own base, git
merged both cleanly, and the guard went red only once the second landed.
A file arriving with traps hit the same wall from the other side -- the
inventory did notice it, since the string it compared was built by
scanning the directory, but absorbing it meant an edit in a file nothing
in the author's diff pointed at.

Replace both lists with a declaration each file makes about itself: one
"# EXIT-TRAP DEBT: N" comment, exact rather than a ceiling. A file
carrying none must install no EXIT trap, which covers the converted
files, the files that never had one, and every file added later.
Growing or shedding a trap now fails in the file the change already
edits, so two changes that disagree about a count collide textually
instead of silently.

The declaration is read from the leading comment block, not from
anywhere in the file. A .bats file is shell that writes shell, so the
same line turns up inside a heredoc, a fixture writer or an
expected-output string, where it is data belonging to one test. Reading
it there as a statement about the whole file would let an unrelated
fixture excuse a real trap, and would do it silently, since nothing in
that test's own diff looks like a declaration. A comment block is the
region with no interior: stopping instead at the first @test would still
read a line out of a helper's heredoc.

Not every counted handler is debt. A trap inside an explicit subshell
does not replace the bats binary's own, so a test failing inside
`( ... )` still prints its `not ok`. hack/e2e-test-openapi.bats kills a
backgrounded kubectl proxy that way, and moving the kill to the end of
the body would leak a process holding a fixed port. Its declaration
records that rather than scheduling a conversion, and because the
ratchet is exact, removing the trap fails too -- the count protects the
construct. What the count cannot do is tell the two apart: substituting
a test-level trap for the subshell one keeps the total at 1 and stays
green, which the header states rather than leaves to be found.

Counting bounds the keyword and the signal the same way, at any
character that cannot be part of an identifier, and matches the signal
in either case. Whitespace on the right missed `trap ... EXIT; cd
"$tmp"`; whitespace on the left missed `tmp=$(mktemp -d);trap ... EXIT`
and `(trap ... EXIT; true)`; upper case missed `trap ... exit`, which
bash and dash both install. All are real handlers that scored zero, and
the left boundary matters most, since the inventory being replaced had
none and caught the semicolon form. A bare word boundary is not enough
either way: `bootstrap ` ends in `trap `, and it must keep scoring
nothing. A quoted signal counts for the same reason as the rest.

Two handlers sharing one line are reported rather than counted, since
the count is a count of lines and the second would otherwise arrive
without moving the total; splitting the line properly needs a shell
parser, a semicolon inside a handler's own action not being a
separator, and guessing wrong undercounts -- the one direction a ratchet
cannot afford.

The scan recurses, so hack/e2e-apps/*.bats is covered rather than
sitting one directory below the guard that claims the tree. It reads
.bats and nothing else, so a handler arriving through a sourced .sh
stays outside it -- hack/e2e-chainsaw/_lib/run-kubernetes.sh installs
two, each benign for its own reason rather than by design: one sits in
a function declared with `(` and so runs in a subshell, the other in a
brace function no @test calls. That boundary is stated in the header
rather than papered over.

The guard moves to hack/bats-no-exit-trap.bats: its subject is every
unit suite under hack/, not the report collector it grew up in. Its
fixture helpers assemble the trap keyword and the signal from separate
arguments, because the guard scans its own source and a fixture written
as a literal would be counted as a real trap in it.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 23:53:40 +03:00
Aleksei Sviridkin e2643ef4b9 docs(ci): explain the fork image allowlist and fix a test comment
Two statements that were not true of the code next to them.

The fork `publish` job accepts only archive names it can derive from the
base parent, so a fork cannot name an artifact into an arbitrary
registry repository. The consequence is that a fork PR adding a new
image fails on `image '<name>' is not in the base-tree allowlist` with
no way to pass, and nothing said so — including the E2E section that
AGENTS.md points a reader at when a fork run fails. Record the
constraint, the exact log line, and the two ways around it, so the
failure reads as the guard working rather than as a broken PR.

The concurrency contract's comment on `code_lines` claimed a real grep
error propagates out of the helper. It does under the bats binary, and
not under `hack/cozytest.sh`, whose translator appends `return 0` to
every line that is exactly `}` — file-level helpers included — so a
helper's last command never decides its status there. Both runners
still fail closed, because each test asserts its extraction is
non-empty before comparing, so a swallowed error surfaces as empty
input rather than as a pass. Say that instead.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 23:10:19 +03:00
Aleksei Sviridkin 7c5e96947e fix(ci): stop two runs from publishing "E2E Tests" on one SHA
Giving every `labeled` event its own concurrency group stopped a
discarded label from cancelling a live run, but it also stopped a
`full-e2e` label from doing so — and that label is not discarded. `plan`
proceeds for it and `e2e-report` publishes with it, so the labelled run
and the head run it was meant to widen both post the `E2E Tests`
context, on the same head SHA, with no ordering between them.

That was a deliberate trade at the time: commit statuses are latest-wins
per context, so the reasoning went, the full-suite verdict lands last
whenever its suite finishes last, and the label is an explicit opt-in to
a longer run. This commit reverses that decision, because the premise
only holds while the full run succeeds. The full suite is the superset,
so a full-e2e run that fails early — a build flake, a suite failing at
minute twenty — finishes before the narrower head run it was meant to
widen, and that run's later green erases the failure. The required
status then reads success for a SHA whose suite did not pass. One
publisher per head SHA is worth more than the minutes of runner time a
cancelled narrow run costs.

Move aside only the label events `plan` discards, by making the
concurrency condition the exact complement of `plan`'s guard. A
`full-e2e` run stays in the main group and supersedes the head run the
way a push does, so exactly one publisher of the context is alive per
head SHA. Opting into the full suite now costs one suite instead of two,
and a second label landing afterwards can no longer cancel the full-e2e
run, because the two are no longer grouped together.

The contract test gains the complement — the group key must exclude the
publishing label rather than every label — and a check that the label
name is one and the same string in all three guards that read it, since
renaming it in one place splits the decision without touching a line
that reads load-bearing.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 23:07:33 +03:00
Aleksei Sviridkin 3c50a09457 fix(ci): keep a discarded run out of the fork e2e gate's group
The privileged fork e2e run groups by fork repo + branch with
cancel-in-progress, so every completed Pull Request run for that branch
lands in the same group -- including a run that built nothing.
Labelling an open fork PR produces exactly that: pull-requests.yaml
triggers on `labeled` and `plan` discards every label other than
full-e2e, so all jobs skip. The privileged run for that event cancels
the one that is mid-suite on the same head SHA, then `resolve`
recognises the discarded trigger and posts no status at all. The
required "E2E Tests" context is a commit status, so the head SHA is
left at "Expected" with nothing left to flip it -- the run that
replaced the owner is the very one that decided to stay silent -- and
the PR stays unmergeable until the contributor pushes again.

Key the group by the triggering run's id when that run concluded
`cancelled` or `skipped`, so a run that will post nothing can cancel
only itself. Real runs keep superseding each other on fork repo +
branch.

The contract test ties the conclusions in the key to the ones `resolve`
stays silent for. Those two lists sit in different languages in
different halves of the file, and a third conclusion added to the guard
alone would restore the wedge without touching a line a reviewer reads
as load-bearing.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 22:40:34 +03:00
Aleksei Sviridkin 7e2db4da7e fix(e2e): bound every remaining read in the report collector
Four sections of hack/cozyreport.sh read with a wall-clock ceiling and
the rest -- nodes, namespaces, events, HelmReleases, packages,
packagesources, PVCs, cert-manager, COSI, kamaji, the Talos node reads
and every module gate -- read with none. The tarball is written on the
collector's last line, so a single read that never returns does not
truncate the report, it loses it, on the run where it is the only
evidence left.

Each read now goes through the shape that fits it: the existing bounded
reader for a read whose output is a file, the existing selector for one
that feeds a loop, and a new probe for the `if kubectl get deploy ...`
gates. A gate is a read like any other, and an unbounded one is worse
than the reads it guards, since the module below it never starts. Its
cut-off is recorded, because skipping the module leaves the same empty
tree as a cluster that never had the component; a gate that answers "not
installed" is recorded nowhere, since that is the cluster answering
correctly and a marker firing on every install without KubeVirt is one a
reader learns to skip. The reads that stay on the bare wrapper say so
where they sit; what they share is that the output is not the reader's
to write, going into a variable or through a pipeline that transforms
it, so there is no moment at which a marker could attach.

The header claimed a per-section list of what was bounded, and the tests
froze that list plus a per-section count of the unbounded reads. Both are
gone. The list had already gone stale, naming four sections while the
file had ten, and the counts were an undercount by construction -- they
matched a redirect to `$VAR/`, which no gate, selector or command
substitution has. One test replaces both: no read below the library guard
runs without a ceiling, checked by looking for a counterexample.

A ceiling per read is not a ceiling on the report, and the header now
says so where it used to imply the opposite. The pod, VM, VMI and
services walks carry a count cap and a time budget; the walks over nodes,
namespaces, HelmReleases, packages, PVCs and certificates carry neither,
so their cost is the cluster's to set. What this removes is the read that
never returns.

The bounded reader now names the tool it ran and describes what that tool
returned. It served kubectl alone until this change gave it talosctl and
the four host commands, so a `df` that hit a stale mount left a marker
reading "kubectl exited 1 ... not because the object ended" -- two false
statements in one line, in an artifact whose premise is that its notes
can be believed.

The exec reader keeps the remote command's whole message in the listing
it belongs to. `kubectl exec` appends its own `command terminated with
exit code N` after whatever the command said, so quoting the last line
there drops the cause and keeps the trailer, and sending the message
away from the file leaves a zero-byte listing -- the "returned nothing,
or never ran" question this collector exists to answer. Its cut-off note
also stops asserting that the archive is beside it: a stream that got
members across is kept and truncated, one killed before its first byte
leaves zero bytes and the call site's emptiness check removes it, and
the reader runs before that check, so it names both.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 14:38:29 +03:00
Aleksei Sviridkin 920ad3e30d fix(e2e): bound the report reads that run inside a pod
The LINSTOR module runs six reads through `kubectl exec`: three
listings, the error-report index, and the controller and per-satellite
ErrorReport bundles. They are the only reads in the collector whose
duration is set by a workload rather than by the apiserver -- a wedged
controller, a satellite that stops answering, or a broken SPDY upgrade
holds the stream open with no clock anywhere in the path. The tarball is
written on the collector's last line, so one of those never returning
does not truncate the report, it loses it.

They go through a reader of their own rather than the existing one.
`kubectl exec` returns the remote command's exit status, so a 124 there
is either this collector's deadline expiring or a command that itself
exited 124, and the status does not separate them; describing it the way
every `get`, `logs` and `describe` is described would state a mechanism
about the machine writing the report for something that may have
happened inside a pod. The note says what is open instead of resolving
it, and goes beside the output rather than into it, since two of the six
stream a gzipped tarball that a line of prose turns into an archive
nothing can open. kubectl's own message travels with the note for the
same reason -- until now it was merged into the listings, so every run
put the "Defaulted container" line at the top of a table.

The guard that held the old assumption asserted only that no bounded
read was an exec, which leaving every exec unbounded satisfies. It now
also requires each exec to be bounded and requires the reader not to
borrow the classification written for reads whose 124 is unambiguous.
Matching on the verb rather than on the string `kubectl exec` is part of
the fix: half of these calls spell it `kubectl -n cozy-linstor exec`,
which that string never saw.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 14:38:29 +03:00
Aleksei Sviridkin 96e33fe656 ci(e2e): give the report collection step a ceiling of its own
The step that runs hack/cozyreport.sh carried no timeout-minutes in any
of the three workflows that run it, so it inherited only the job's 180.
The collector writes its tarball on its last line and the upload is the
next step, so a read that never returns spends what is left of the job
budget, the job is cancelled, and the upload never runs -- the artifact
is lost entirely rather than truncated, on exactly the run where it is
the only evidence left. `|| true` guards against a non-zero exit, not
against a read that does not return.

30 minutes is measured against the step rather than divided out of the
job: it takes 3-42s across sampled runs, on failed e2e jobs as well as
green ones, and 30 leaves five sixths of the job budget for the steps
that upload what this one produced.

A test pins the ceiling in all three workflows and requires it to stay
under the job's own, since a step ceiling at or above the job's cap is
the same as no ceiling at all.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-07 14:38:29 +03:00
Aleksei Sviridkin e80b8e370f fix(e2e): collect logs for unready pods and record truncated captures
The failure snapshot selected pods by their STATUS column, so a pod
whose container runs while its readiness probe never passes -- STATUS
Running, READY 0/1 -- was dropped from the report entirely. That is a
common way for a suite to time out: the replica never joins, its owning
HelmRelease sits in InProgress, and the artifact carries no trace of the
pod the run died on. Select on the READY column instead, which also
covers the partially ready multi-container case, and keep every phase
that was collected before. On one degraded cluster that is four of the
seven broken pods the old filter reported nothing about. The VMI and VM
sections had the same blind spot and now share one selector that reads
READY as the last field, because a Pending object prints fewer columns
than a Running one and the two kinds differ only in how many columns
precede READY. READY counts ready containers rather than the pod's Ready
condition, so a pod held back by an unsatisfied readiness gate is out of
scope; a test pins that rather than leaving it to be found in an empty
directory.

Logs are requested for every container of a selected pod rather than
skipped for Pending ones, and the per-pod collection moved into a helper
so it can be driven against a stub kubectl. kubectl's refusal is the
finding, and an empty result is ambiguous on its own: a read against an
unscheduled pod exits 0 having printed nothing, which is what a
container that started and stayed quiet also leaves. Every site that
classifies a failed read now orders its branches the same way, naming
the timeout first where both a cutoff and an uncapturable stderr apply.
The CRD gate in the summary had no such branch at all: it returned in
silence, which is byte-identical to the CRD being absent, so every
section behind that gate vanished from a report whose only real problem
was that the machine writing it had nowhere to put a temp file.

Collection used to stop silently. A walk that hit its cap said so in the
job log and nowhere in the artifact. Now the pod walk leaves
COLLECTION-TRUNCATED.txt when it stops at COZY_REPORT_PODS_MAX or
COZY_REPORT_PODS_BUDGET, CONTAINER-LOGS-TRUNCATED.txt on a pod cut off
part way through, COLLECTION-FAILED.txt when the pod list never came
back rather than the empty tree a healthy cluster produces, and
COLLECTION-UNBOUNDED.txt when timeout is missing locally, which is a
fact about the machine writing the report and not about the cluster.
Tenant namespaces are collected first, so a cap that only bites on a
broadly degraded cluster is not spent on platform pods while the pod the
suite died on falls off the end.

Container logs are read with --tail=2000 where they were previously read
whole, and every bounded file states the bound it was written under,
because --tail drops the oldest lines and nothing else in the output
would say so. COZY_REPORT_POD_TAIL=-1 restores the complete log.

The bounded whole-object read no longer merges stderr into pod.yaml,
vm.yaml and vmi.yaml, which are read by yq rather than by eye: a
warning on an otherwise complete read left an unparseable file. stderr
goes to a scratch file and is copied in only when kubectl returned no
object, and the truncation markers those files carry are written as YAML
comments, since a bare marker line after a complete mapping is a second
top-level node.

Six latent faults surfaced while making these reads report. The kamaji
module was gated on the LINSTOR controller, so a cluster without LINSTOR
got no kamaji evidence at all, which is what a tenant-kubernetes
bootstrap timeout needs most. The Flux sources section nested one
jsonpath filter inside another, which kubectl rejects outright, so it
printed nothing on every report ever taken and read as "all sources
Ready". The HelmRelease listing took a single field as STATUS where
STATUS is the Ready condition's whole message, so every failed release
rendered as one word. The services section filtered for a pending
LoadBalancer address on the CLUSTER-IP column, which never carries that
value. The cozystack module read its image from a Deployment the
installer stopped shipping when it moved to the operator, putting
kubectl's NotFound in the first file of the report. And the cozystack
apps section gated all three of its kinds on a CRD in an aggregated API
group, so it never ran once; two of those names were wrong, and both
are collected again.

The tests avoid EXIT-trap cleanup, and e2e-testing.md says why: a bats
test that installs one and then fails prints no TAP line at all, so
output grepped for `not ok` reads as green, while hack/cozytest.sh
reports the same failure correctly. A guard enforces that over a named
list of files rather than a glob with exceptions, because a list of
exceptions is the same claim written so that forgetting to shorten it
makes it false.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-08-05 17:37:04 +03:00
Myasnikov Daniil 6a73a6caa9 docs(agents): call the E2E gate a commit status, not a check-run
The §10 heading, four workflow comments and both TOCTOU comments
still called the required "E2E Tests" context a check-run, while the
body of that same section — and the implementation — insist it is a
commit status. The distinction is the whole reason the section exists:
a check-run made with the default token floats into an arbitrary
check-suite, which is why the gate is a status. Leaving the wrong
primitive in the heading steers a maintainer wiring branch protection
at exactly the wrong thing.

The paragraph explaining why it is NOT a check-run keeps that wording,
since there the term is the rejected alternative. Also adds the blank
line missing before the "Chainsaw v0.2.15 gotchas" heading.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-08-03 16:54:57 +05:00
Myasnikov Daniil c46037ce7b fix(ci): stop a cancelled run from wedging the "E2E Tests" gate
Now that the required "E2E Tests" context is a commit status rather
than a job, a run that dies before posting leaves the head SHA at
"Expected" — which blocks the merge instead of passing it. Two paths
reached that state.

Same-repo: a `labeled` event shared the PR's concurrency group, so
labelling an open PR cancelled the live opened/synchronize run, and
the replacement run was then discarded by `plan`'s full-e2e guard --
so `e2e-report` skipped with it and nothing posted the status the
cancelled run was going to. Observed on live CI: run 30614258694
(cancelled) followed by 30614280603 (skipped) on the same SHA, 24s
apart, from a maintainer adding kind/* labels just after a push.
Label events now get their own concurrency group, so they can only
supersede each other. Release promotion is unaffected: `gh pr create
--label` attaches `release` at creation, so a promote PR gets a
single run that already sees the label (verified on #3397 and #3425,
one run each, build/finalize gated off).

Fork: `resolve` had no equivalent, so a cancelled triggering run fell
through to the `CONCLUSION != 'success'` branch and posted `failure`
— a false red on a SHA whose e2e never ran, which the replacement run
for that same SHA would not flip back (it takes the discarded-label
path and posts nothing). It now returns early on a cancelled or
wholly-skipped conclusion. Checked on the conclusion rather than the
job list because a cancelled run can report no jobs at all, which
would make the `Plan build` lookup miss.

Both stay fail-closed: declining to post can only preserve a verdict
a real run reached, never invent one.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-08-03 16:54:07 +05:00
Myasnikov DaniilandClaude Opus 4.8 0f6e99eff8 fix(ci): publish the "E2E Tests" gate as a commit status, not a check-run
Route the required "E2E Tests" merge gate through a GitHub commit status
posted with the default GITHUB_TOKEN (+ statuses:write), replacing the
COZYSTACK_CI app check-run. The app path needed the app granted checks:write
(it isn't — checks.create 403s "Resource not accessible by integration"), and
the earlier default-token check-run floated under a random check-suite
("PR size label"). A commit status has neither problem: branch protection
matches it by context name, it carries no check-suite grouping, and it is safe
with the default token because a fork's pull_request token is read-only and
cannot post one — only same-repo runs (e2e-report, guarded !fork) and the
privileged workflow_run in e2e-fork.yaml can set it.

The security property is unchanged: a never-posted required status stays
"Expected" and blocks the merge, so a skipped job can't smuggle a green
(#3257). Removes all COZYSTACK_CI app-token machinery from e2e-fork.yaml —
`resolve` posts the status directly, no `check_run_id` threading, no `open`
step.

Branch protection must require the "E2E Tests" status context (no GitHub App
and no app-id pin needed).

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-07-29 17:47:27 +05:00
Myasnikov DaniilandClaude Opus 4.8 03b519dc75 fix(ci): fork e2e — Chainsaw+TIA run and image-push hardening
The fork e2e path in e2e-fork.yaml still ran the pre-#2826 BATS app loop
(`hack/e2e-apps/*.bats` + `test-apps-%`), which the merged Chainsaw
migration deleted — so the fork run was already broken. Rewrite it to the
same Chainsaw + Test-Impact-Analysis path as the in-tree job, and clear the
remaining review follow-ups on the publish job.

- Run E2E via a single `make test-chainsaw` invocation (no per-app retry —
  e2e-testing.md §1). Suite selection and the full-e2e override come from
  `resolve`'s TRUSTED base-repo listFiles/labels (new `changed_b64` /
  `full_e2e` outputs), never a git diff of the fork-controlled merge ref, so
  TIA cannot be shaped into skipping the suite (keeps the #3257 property).
  Collect + upload the Chainsaw JUnit report like the in-tree job.
- Restrict fork image pushes to a trusted allowlist derived from the base
  parent (HEAD^1) Makefiles, so a fork cannot mint an arbitrary repo path
  under the CI registry by renaming an image. The charset guard stays as
  defence in depth.
- `skopeo copy --all` so a multi-platform build's index digest (the one
  baked into pr.patch) is preserved.
- Pin the flux CLI (FLUX_VERSION) in the privileged publish job instead of
  install.sh's rolling latest.

Docs: e2e-testing.md §10 records that the fork path now runs Chainsaw + TIA
and that fork suite selection must stay sourced from trusted data.

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-07-29 17:47:27 +05:00
Myasnikov DaniilandClaude Opus 4.8 06d734cf53 docs(agents): document the fork-PR e2e split and check-run gate (#3257)
docs/agents/e2e-testing.md is the mandated reference for E2E CI changes but
described a single pull-requests.yaml pipeline. Document the split (same-repo
e2e in pull-requests.yaml; fork e2e in the privileged e2e-fork.yaml via
workflow_run), that the required "E2E Tests" context is a synthetic check-run
rather than a job (so renaming the e2e job must preserve it), that fork builds
export OCI archives instead of pushing, and the repo prerequisite Actions →
"Require approval for all outside collaborators".

Refs: #3257

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-07-29 17:47:26 +05:00
Aleksei Sviridkin a7ce4371c2 docs(agents): correct the chainsaw podLogs capability note
The e2e conventions, the previous-logs capture script, and the global
chainsaw catch all claimed the v0.2.15 podLogs collector exposes only
container/tail/selector. It also accepts name, namespace, timeout and
the cluster fields; only the previous option is genuinely missing. The
wrong list steers catch authors toward imperative scripts for
cross-namespace log capture that podLogs handles declaratively.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-07-27 22:48:25 +03:00
Aleksei Sviridkin 76f7267ff2 test(e2e): describe --previous as the preceding instance, not the first
kubectl logs --previous returns the immediately preceding terminated
container instance, not the original first one — after multiple restarts
the first instance is already gone. Reword the helper, the BATS and
Chainsaw failure handlers, and the diagnostics doc to match the actual
--previous semantics.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-07-21 18:57:01 +03:00
Aleksei Sviridkin 07c67a8913 test(e2e): capture previous container logs and stop killing the snapshot
Root-causing a crash-loop failure was blocked twice over by the
diagnostics collected on failure.

`kubectl logs` shows only the current container instance, so for a
crash-looping pod the suites' `podLogs` collector captured the Nth
restart -- a fresh replay of the same startup path -- while the
evidence that explained the failure sat in the first, interrupted
instance. Chainsaw's podLogs collector has no `previous` option, so
add e2e-capture-previous-logs.sh and drive it from the global catch
and from the BATS failure hook. It discovers containers with
restartCount > 0 at runtime (init containers included, where an
interrupted bootstrap lives), orders the app suites' namespace first,
and dumps each to the job log and the snapshot tree. Containers that
never restarted are skipped, so a healthy run emits one line rather
than a page of "previous terminated container not found".

Every way that capture can come up short is named rather than
inferred, because kubectl exits 1 for a garbage-collected container,
an RBAC denial and an unreachable node alike: the container cap, a
pod list that never returned (which is not the same as nothing having
restarted), a read that timed out versus one kubectl refused and the
reason it gave, and a previous instance that produced no output. A
partial capture is kept and marked truncated rather than deleted --
it is the only copy of a log already gone from the cluster.

The crust-gather snapshot was killed by the Chainsaw op containing it.
A script op is bounded by timeouts.exec (5m), and the catch's own
wall-clock wrappers summed to 960s, so the script was SIGKILLed
partway through -- taking out the process group mid-write and skipping
the data-plane capture entirely. Give each catch op an explicit
timeout above the budgets it contains, so an inner timeout fires
instead and leaves a partial, still-servable snapshot behind. The
data-plane leg drops from 600s to 300s at that call site so both legs
fit one envelope; the BATS hook keeps the wider budget, having no
containing op.

Set crust-gather --duration explicitly as well. It is the collection
phase's own budget, it defaults to 60s, and on elapse it abandons the
collection and skips its finish step, leaving a truncated tree with no
indication anything is missing. The outer wall-clock has to exceed it
because the API discovery that runs first is not covered by that
budget at all -- with an unhealthy aggregated APIService, the state a
failed run is usually in, discovery alone can consume the whole
timeout before a single object is written. Send each collector's
output to a log beside its snapshot instead of /dev/null, with a
complete/truncated/failed verdict, so that question is answerable
from the artifact.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-07-21 18:37:07 +03:00
Myasnikov DaniilandClaude Opus 4.8 18715f8c63 docs(agents): document Chainsaw v0.2.15 gotchas in the e2e-testing guide
The v0.2.15 syntax/semantics traps were tribal knowledge scattered across PR
review notes (the number-literal caveat lived only in #2826's body, which
evaporates on merge). Consolidate them into a durable subsection so the next
author finds them before hitting each one fresh: filter-as-list conditions,
no number-literals/backticks in JMESPath, error: fails hard on an unknown
GVK, no conditional Test-level skip, step-level-only finally, bounded/blocking
cleanup surfacing latent teardown bugs, projection-style failure diffs, and
the catch-script cwd.

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-07-10 16:16:18 +05:00
Myasnikov DaniilandClaude Fable 5 9297e51170 Merge origin/main into feat/e2e-chainsaw-example
Reconcile the Chainsaw e2e migration with ~500 commits of main drift:
- keep main's run-kubernetes.sh helpers (kubectl_wait_retry, tenant
  drain, LINSTOR pool-free wait, SC-fallback probe) under the branch's
  _lib/ rename with the Chainsaw finally/snapshot deltas re-applied
- resolve modify/delete on 10 drifted hack/e2e-apps/*.bats as deleted;
  their post-branch assertion drift is re-ported into the Chainsaw
  suites in follow-up commits
- drop the 4 new main-side bats (kubernetes-oidc-*, securitygroup,
  serviceexposure) from _lib/ relocation; ported as Chainsaw suites in
  follow-up commits
- docs/agents/e2e-testing.md: merge main's plan-job TIA wording with
  the Chainsaw suite phrasing

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-07-08 18:04:08 +05:00
Myasnikov DaniilandClaude Opus 4.8 902cbe2d74 ci: address CodeRabbit review on build-matrix workflow
- scope create-github-app-token to the current repo with read-only
  contents permission (was org-wide, inheriting the app's blanket
  installation permissions); both token steps only read releases/assets
- fail-fast the Talos image upload when the disk is missing
  (if-no-files-found: error) so drift fails in build-talos, not later
  as a confusing e2e download error
- download the flux install script to a tempfile before executing it,
  so a failed curl is not masked by the piped `sudo bash` exiting 0
- fix the regular-PR artifact-source comment (Talos disk comes from
  build-talos, pr.patch from finalize) and the TIA scope wording in
  docs/agents/e2e-testing.md

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-25 17:51:38 +05:00
Myasnikov DaniilandClaude Opus 4.8 2940093102 test(e2e): capture per-failed-test crust-gather snapshots in Chainsaw harness
The Chainsaw app suite runs via `chainsaw test` directly, bypassing
hack/cozytest.sh — whose EXIT trap captures a crust-gather host snapshot
per failed BATS test. As a result a failing Chainsaw run uploaded a
cozyreport.tgz with zero per-test cluster snapshots, the richest diagnostic
for failures like the gateway/etcd/bucket/openbao ones on this branch.

Add the Chainsaw analog: a global spec.error.catch in .chainsaw.yaml that
collects a bounded host snapshot into _out/cozyreport/snapshots/<test>/host
on any failure (same --exclude-kind Secret flags and timeout -k 30 300 as
cozytest.sh), keyed by the $test.metadata.name binding with a mkdir-guard so
repeat catch invocations don't re-collect. Wire COZY_SNAPSHOT_NAME into the
kubernetes-latest/previous suites so the existing tenant snapshot from
run-kubernetes.sh co-locates under the same snapshots/<test>/ dir. cozyreport.sh
already folds snapshots/ into the uploaded artifact.

The e2e-testing guide and the sandbox Dockerfile comment are updated to record
the convention.

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-25 13:43:50 +05:00
Myasnikov DaniilandClaude Opus 4.8 c82b55c621 docs(agents): align E2E guide and references with the Chainsaw migration
Rewrite docs/agents/e2e-testing.md for the Chainsaw suite: declarative
asserts replace the until-get/wait backstops, Chainsaw cleanup replaces
test-level EXIT traps, catch blocks replace the `|| { ...; false; }` idiom,
and the TIA/diagnostics sections describe suites + `make test-chainsaw
CHAINSAW_SUITES`. Move the BATS->Chainsaw bullet out of 'in-flight' since it
is now the standard.

Fix references the migration left stale: hack/e2e-apps/ -> hack/e2e-chainsaw/
in the gemini styleguide and the nats/etcd backup READMEs. The
backup-postgres.bats / backup-foundationdb.bats files cited by the postgres
examples, the postgres README, and the foundationdb controller comment never
existed -- drop the false 'CI e2e drives this' claims and describe those
backup flows as the manual reference flows they are.

Assisted-By: Claude <noreply@anthropic.com>

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-25 13:43:50 +05:00
Myasnikov Daniil fa49dbaa33 Merge origin/main into refactor/build-matrix-2937
Reconcile the parallel-matrix PR build (#2983) with main, which since this branch
diverged landed a competing single-VM build restructure (#2939) and
test-impact-analysis E2E (#2559). Per maintainer decision, #2983's matrix build
supersedes #2939:

- .github/workflows/pull-requests.yaml: keep #2983's
  plan/checks/build(matrix)/build-talos/finalize jobs; keep main's newer
  resolve_assets/e2e (carrying #2559 test-impact E2E). The build->e2e artifact
  interface (pr-patch + talos-image) is identical on both sides, so e2e depends
  on finalize/build-talos with no input rewiring. main's top-level permissions
  and SHA-pinned action refs applied across all jobs.
- All other files merged cleanly (only pull-requests.yaml conflicted).

Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-25 13:10:36 +05:00
myasnikovdaniil a036cfd1e9 ci(tests): remove redundant Release E2E workflow (#2978)
## What this PR does

Removes the `Release E2E` workflow
(`.github/workflows/release-e2e.yaml`), which ran the full bats suite on
every release tag.

**Why it's redundant.** `release-e2e.yaml` was a non-blocking alarm —
its own header states *"a failure here is an alarm, not a release
blocker."* The coverage it provided is already delivered by the
release-cut PR: the "Prepare release" commit bakes image digests into
`packages/core/` (installer, platform, testing) and other packages, and
`select-e2e.sh`'s full-suite pattern escalates any `packages/core/`
change to the **full** suite. So the release PR already runs the whole
suite against the commit the tag will point at.

**Why now.** The workflow has never been green since it was added
(2026-05-02) — every tag run (`v1.5.0-rc.2`, `-rc.3`, `v1.5.0`) failed
at the build step. Even after #2973 fixed the registry login earlier
today, the next run still failed at *Build Talos image*. A
perpetually-red, non-gating duplicate is pure noise.

**Changes**

- Delete `.github/workflows/release-e2e.yaml`.
- Drop `release-e2e` from the full-suite pattern in
`hack/select-e2e.sh`.
- Repoint the workflow-trigger unit test in `hack/select-e2e_test.bats`
to `pull-requests.yaml` (the remaining E2E workflow), preserving
"workflow edit → full suite" coverage. All 11 `select-e2e_test.bats`
cases pass.
- Update `docs/agents/e2e-testing.md` to describe the release-cut PR as
where the full suite runs.

Refs #2397.

### Release note

```release-note
ci(tests): remove the redundant Release E2E workflow; the full E2E suite already runs on the release-cut PR
```


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **Chores**
  * Removed automated release end-to-end testing workflow
* Updated E2E test selection logic to reflect testing infrastructure
changes

* **Documentation**
* Updated E2E testing procedures documentation to reflect current
testing approach

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-06-25 10:26:29 +05:00
Aleksei Sviridkin a1b88cfa6e docs(tests): drop the merged k8s-version pin from the in-flight e2e list
The "Pin the e2e management cluster Kubernetes version" item is no longer
in-flight — it is merged and live in hack/e2e-prepare-cluster.bats
(--kubernetes-version v1.33.12). Remove it from the "not yet the merged
standard" section; its rationale lives in the bats comment.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Aleksei Sviridkin <f@lex.la>
2026-06-23 05:51:07 +03:00
Myasnikov DaniilandClaude Opus 4.8 35d8024b8e docs(agents): update e2e-testing for the matrix build pipeline
The "What TIA does and does not do" section described the old single
Build job and the `detect-changes` paths-filter. Update it for the new
`plan` job (docs gate + build matrix), note that image builds are now
diff-scoped by hack/build-matrix.sh (distinct from TIA's app-loop trim),
and point the "widen the skip" advice at the plan docs-gate.

Refs #2937

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-22 20:08:52 +05:00
Myasnikov DaniilandClaude Opus 4.8 b81e92ac9c ci(tests): remove redundant Release E2E workflow
The Release E2E workflow (`release-e2e.yaml`) ran the full bats suite on
every release tag as a non-blocking alarm — its own header notes "a
failure here is an alarm, not a release blocker." It duplicates coverage
the release-cut PR already provides: the "Prepare release" commit bakes
image digests into `packages/core/` (and other packages), which TIA
escalates to the full suite, so the release PR exercises the whole suite
against the commit the tag will point at.

It has also never been green since it was added (2026-05-02): every tag
run failed at the build step. Even after #2973 fixed the registry login
today, the next run still failed (Build Talos image). Removing a
perpetually-red, non-gating duplicate removes noise without losing
coverage.

Removes the workflow, drops `release-e2e` from `select-e2e.sh`'s
full-suite pattern, repoints its unit test to `pull-requests.yaml`, and
updates the e2e-testing doc.

Refs #2397

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-22 18:05:53 +05:00
Myasnikov DaniilandClaude Opus 4.8 d522c5b5c5 docs(agents): add E2E and CI testing conventions
Capture the e2e stabilization conventions established over the last few
months as a routed agent doc: no retries on deterministic CI steps,
event-driven backstops over fixed sleeps, no EXIT/RETURN traps,
fail-fast HelmRelease-readiness gating, the status.history remediation
guard, first-class failure diagnostics, and a reviewer checklist. Also
documents Test-Impact Analysis (TIA) and its real scope — it trims only
the per-app loop, runs after install, and most PRs escalate to the full
suite. Wire it into AGENTS.md so every agent reads it before e2e/CI work.

Assisted-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Signed-off-by: Myasnikov Daniil <myasnikovdaniil2001@gmail.com>
2026-06-16 17:12:16 +05:00