IvanHunters 94ada11eef fix(marketplace): pin a tapped repository to a digest instead of a mutable tag (#5082)
## What this PR does

A tapped (community-connected) repository followed a mutable OCI tag:
the Flux `OCIRepository` carried only `spec.ref.tag` with a 5-minute
interval, so whoever controlled the tag controlled what ran in the
management cluster within that interval, down to the HelmReleases of
already-running tenant application instances. Fixes #4979.

A tap is now pinned to a digest. `cozypkg tap` and the connect API
accept an explicit `oci://host/org/repo@sha256:...` reference; a tag
reference is resolved and pinned to its digest by the tap materializer
once the artifact for the current spec generation is ready, from the
digest Flux reports in `status.artifact.revision`, with the tag kept
informational. A tap connected before this change is pinned to its
current digest on the first reconcile after upgrade, and a re-connect to
a new tag waits for source-controller to re-resolve before pinning, so a
stale revision is never pinned. Moving the tag upstream no longer
changes anything in the cluster; an explicit re-connect moves the pin.

Connect also accepts an optional keyless cosign verification policy
(`--certificate-identity` / `--certificate-oidc-issuer` on the CLI,
`spec.verify` on the API), anchored to an exact identity so a
superstring cannot match, and preserves it, and the pull secret, across
repeat connects rather than silently dropping them. With those flags the
CLI verifies the signature at tap time and pins the verified digest
before pulling, so the content it applies is what a trusted identity
signed; it fails closed if the verified digest cannot be determined.

### Screenshots

Not applicable: no UI changes.

### Downstream repositories

I walked the trigger map against the diff. The change is confined to
`cozypkg`, the `Tap` aggregated API (a virtual, cluster-scoped resource
with no CRD), the tap materializer, and the community-index docs. It
does not touch `packages/apps`, `packages/core/platform/values.yaml`,
installer values, platform variants/components, release assets,
`ApplicationDefinition` semantics, the `hack/` make targets, or the
commit convention, so the provider, ansible, ccp and external-apps paths
are not reached.

One path is arguable and needs a human decision, so I have left every
box unticked rather than tick or dismiss it:

- `cozystack/website` — `cozypkg tap` gains flags and digest-pinning
behaviour. The marketplace tap flow is new and I am not sure it has a
reference page on the site yet, so whether a docs follow-up is warranted
(and where) is a maintainer call.

- [ ] 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:
- [ ] [cozystack/community](https://github.com/cozystack/community) -
follow-up:

### Release note

```release-note
fix(marketplace): a tapped repository is pinned to a digest instead of following a mutable tag, so moving the tag upstream no longer changes what runs in the cluster; connect accepts oci://...@sha256:... and an optional keyless cosign verify policy (anchored to an exact identity and preserved across re-connects), and with verify flags the CLI verifies the signature and pins the verified digest at tap time.
```


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

<!-- coderabbit-ai-generated:v1 -->

## Summary by CodeRabbit

- **New Features**
- OCI repositories can be connected using a SHA-256 digest, with or
without a tag. Tag-based sources are pinned to the resolved artifact
digest.
- Optional Cosign keyless verification is available during connection
using certificate identity and OIDC issuer details.
- Reconnecting preserves existing verification and pull-credential
settings when replacement values aren’t provided.
- **Bug Fixes**
- Reconnecting with a new tag clears previous operator-managed pins so
the requested tag can resolve to its current artifact.
- **Documentation**
- Clarified tag pinning, signature verification, and where tapped app
charts run.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-10-30 18:09:34 +03:00
2025-10-08 09:43:34 +05:00
2024-02-08 12:04:32 +01:00

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Cozystack

Cozystack is a free and open-source platform and framework for building clouds.

Cozystack is a CNCF Sandbox project that was originally built and sponsored by Ænix.

With Cozystack, you can transform a bunch of servers into an intelligent system with a simple REST API for spawning Kubernetes clusters, Database-as-a-Service, virtual machines, load balancers, HTTP caching services, and other services with ease.

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