[PingSource] disable @every

[lionelvillard]

Fixes #5584

Proposed Changes

• 🐛 reject non-standard @every schedule.

Pre-review Checklist

• At least 80% unit test coverage
• E2E tests for any new behavior
• Docs PR for any user-facing impact
• Spec PR for any new API feature
• Conformance test for any change to the spec

Release Note

:bug: PingSource schedules starting with `@every` are now properly rejected.

Docs

[knative-prow-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: lionelvillard

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• OWNERS [lionelvillard]

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[codecov]

Codecov Report

Merging #5585 (8895de5) into main (8678c3c) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #5585      +/-   ##
==========================================
+ Coverage   82.66%   82.68%   +0.02%     
==========================================
  Files         198      198              
  Lines        6172     6180       +8     
==========================================
+ Hits         5102     5110       +8     
  Misses        743      743              
  Partials      327      327              

Impacted Files	Coverage Δ
pkg/apis/sources/v1/ping_validation.go	100.00% <100.00%> (ø)
pkg/apis/sources/v1beta2/ping_validation.go	100.00% <100.00%> (ø)
pkg/channel/stats_reporter.go	86.66% <0.00%> (ø)
pkg/broker/filter/stats_reporter.go	87.30% <0.00%> (ø)
pkg/broker/ingress/stats_reporter.go	87.75% <0.00%> (ø)

---

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[knative-metrics-robot]

The following is the coverage report on the affected files.
Say /test pull-knative-eventing-go-coverage to re-run this coverage report

File	Old Coverage	New Coverage	Delta
pkg/apis/sources/v1/ping_validation.go	100.0%	95.5%	-4.5
pkg/apis/sources/v1beta2/ping_validation.go	100.0%	95.5%	-4.5

[cr22rc]

/lgtm

[lionelvillard]

/test pull-knative-eventing-upgrade-tests

[lionelvillard]

/hold

I will simplify the logic

[lionelvillard]

/unhold

[cr22rc]

/lgtm

[lionelvillard]

/cherry-pick release-0.24
/cherry-pick release-0.23

[knative-prow-robot]

@lionelvillard: new pull request created: #5590

In response to this:

/cherry-pick release-0.24
/cherry-pick release-0.23

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[lionelvillard]

/cherry-pick release-0.23

[knative-prow-robot]

@lionelvillard: new pull request created: #5591

In response to this:

/cherry-pick release-0.23

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.