IvanHunters 09dc7f47fb feat(backups): add a native MongoDB (psmdb) backup-strategy driver (#3562)
## What this PR does

Adds a native MongoDB (Percona Server for MongoDB / psmdb)
backup-strategy driver so `apps.cozystack.io/MongoDB` reaches feature
parity with the CNPG, MariaDB and ClickHouse native drivers — logical
backups, restore into a differently-named instance, and point-in-time
recovery — all through the unified `BackupJob` / `RestoreJob` /
`BackupClass` / `Plan` interface (closes #3545).

The driver orchestrates the operator's `PerconaServerMongoDBBackup` /
`PerconaServerMongoDBRestore` CRDs:

- **BackupJob**: creates a one-shot `PerconaServerMongoDBBackup`, polls
`status.state`, and persists the S3 destination + storage descriptor (by
reference — Secret name only, never a raw credential) onto the Cozystack
`Backup` artifact.
- **RestoreJob**: drives `PerconaServerMongoDBRestore` via
`backupSource` (read back from the source backup status, with a snapshot
fallback for a reaped operator CR) so the same artifact restores
in-place **or** into a differently-named instance. PITR is exposed as
`spec.options.recoveryTime` (RFC3339), matching the CNPG driver's option
exactly; unrecognised `spec.options` keys are surfaced as a
`UnknownRestoreOption` Warning event rather than silently dropped.

Because psmdb resolves the backup storage by name against the cluster's
`spec.backup.storages`, the driver names the chart's storage
(`s3-storage`) via the `cozy-default-mongodb` Strategy rather than
injecting it, and surfaces a clear `Ready=False` precondition when a
target has backups disabled instead of hanging until the deadline.

**Wiring**

- `api/backups/strategy/v1alpha1`: `MongoDB` strategy type + generated
CRD/deepcopy.
- `internal/backupcontroller`: `psmdbstrategy_controller` + `psmdbtypes`
/ `mongodbapp` partial-schema mirrors; BackupJob/RestoreJob dispatch,
supported-kinds, cleanup-on-delete branch, and scheme registration.
- `backupstrategy-controller`: `cozy-default` MongoDB route,
`cozy-default-mongodb` Strategy CR, and `psmdb.percona.com` RBAC
(get/list/watch, +create on backups/restores, no delete — the driver
does not own the S3 archive).
- `apps/mongodb`: a `backup.insecureSkipTLSVerify` value (psmdb's s3
storage has no CA-bundle field) so backups can target Cozystack's
self-signed in-cluster seaweedfs. Default `false`, fully
backward-compatible; regenerated schema/README/RD.

**Tests + e2e**

- Unit tests for the driver: applicationRef validation,
ensure-idempotency (backup + restore), the backups-enabled/storage
precondition gate, `backupSource` resolution (live-preferred / snapshot
fallback / no-destination), snapshot round-trip, the producer-seam
(`createMongoDBBackupArtifact`) driver-metadata, the cleanup-on-delete
no-Velero-fall-through guard, and `recoveryTime` → psmdb-UTC mapping +
unknown-option reporting.
- `examples/backups/mongodb/` + a `mongodb-2-backup-roundtrip` Chainsaw
suite that drives `run-all.sh` end-to-end (a sentinel document
round-trips through S3 into a restored copy while the source stays
untouched), per `docs/agents/e2e-testing.md`.
- `docs/operations/backup-classes.md` updated (new route, the
app-owns-the-storage model, and the `recoveryTime` PITR usage).

Verified end-to-end on a live dev cluster against the platform-default
`cozy-backups` bucket: backup via `cozy-default` reached the bucket and
the Cozystack `Backup` went `Ready`, and a to-copy `RestoreJob` restored
the sentinel into a differently-named instance with the source left
intact.

### Screenshots

N/A — no UI changes (controller, chart values, CRD, docs and tests
only).

### Downstream repositories

Walked the trigger map in `docs/agents/contributing.md` file by file
against the diff:

- **cozystack/website** — the only app-facing change is
`packages/apps/mongodb` (a new `backup.insecureSkipTLSVerify` value +
regenerated `README.md`). The managed-app reference page is regenerated
from the package `README.md` by the release bot for apps already in the
website `Makefile` (mongodb is one), so it refreshes automatically on
the next tag — no manual follow-up. `docs/operations/backup-classes.md`
is not a website-mirrored doc in the trigger map.
- **cozystack/terraform-provider-cozystack** — the one candidate trigger
("a field added to an app's `values.schema.json`") lands inside the
mongodb `backup` block, which the provider's
`internal/provider/mongodb_schema.go` explicitly states it does **not**
manage ("The deprecated backup block, the bootstrap restore block, and
detailed shardingConfig are not managed"). No enum, default,
`release.prefix`, Secret/Service name, or hand-typed CRD (`Plan`,
`RestoreJob`) changed; the new `strategy.backups.cozystack.io/MongoDB`
CRD is opaque to the provider. Not affected.
- All other repositories — no matching trigger (no `hack/` layout or
make-target change, no namespace rename, no `ApplicationDefinition`
semantics change, no `packages/core/platform` values, no telemetry
metric or `cozy-proxy` label rename).

- [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
feat(backups): add a native MongoDB (psmdb) backup-strategy driver — logical backup to the cozy-default BackupClass, restore into a differently-named instance, and point-in-time recovery via spec.options.recoveryTime
```


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

* **New Features**
* Added MongoDB backup and restore support, including scheduled and
on-demand backups, restores to new or existing clusters, and
point-in-time recovery.
* Added configurable S3 TLS certificate verification for MongoDB
backups, defaulting to secure verification.
  * Added MongoDB support to the default backup configuration.

* **Documentation**
* Added MongoDB backup and restore examples, workflows, and operational
guidance.

* **Tests**
* Added automated coverage for MongoDB backup, restore, cleanup, and
end-to-end scenarios.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-08-13 11:18:46 +03:00
2025-10-08 09:43:34 +05:00
2025-04-01 18:48:14 +02:00
2024-02-08 12:04:32 +01:00

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