letsencrypt

The OAuth2Client library has been deprecated by Google since 2018, and there is a replacement library google-auth.

https://github.com/certbot/certbot/blob/8b610239bfcf7aac06f6e36d09a5abba3ba87047/certbot-dns-google/certbot_dns_google/_internal/dns_google.py#L8

Checklist

• Dependencies installed
• No typos
• Searched existing issues and docs

Issue Description

When using the RateLimiter Middleware with a rate between 0 and 1 all events will be rejected instead of applying the specified rate. E.g.: e.Use(middleware.RateLimiter(middleware.NewRateLimiterMemoryStore(0.5)))

I am not saying that it is a common use case to have

Is your feature request related to a problem? Please describe.

jetstack/cert-manager#3607 implies that certificates are not re-issued if key usages change. This behaviour should be documented and tested with an appropriate conformance test.

https://cert-manager.io/docs/usage/certificate/ should be updated as well

Additional context
https://github.com/jets