Automatic merge from submit-queue (batch tested with PRs 54635, 54250, 54657, 54696, 54700). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.
Bump version of prometheus-to-sd to 0.2.2.
Bump version of prometheus-to-sd to improve logging, add pod_name and
pod_namespace flags and remove deprecated flags.
Fixes#54583
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 50776, 54395). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.
Move fluentd-gcp out of host network
Since metadata proxy doesn't filter service account after all, make fluentd-gcp addon run in its own network
This will mitigate the problem with port collision
```release-note
[fluentd-gcp addon] Fluentd now runs in its own network, not in the host one.
```
- Use a dedicated service account to run the fluentd-gcp DS
- Update prometheus-to-sd from v0.1.3 to v0.2.1
- Use the certificates in the prometheus-to-sd image rather than mounting the host certs
Automatic merge from submit-queue (batch tested with PRs 47860, 47170)
Make fluentd log to stdio instead of a dedicated file
Lower verbosity also, to reduce volume of system logs exported to the backend.
Fix https://github.com/kubernetes/kubernetes/issues/43772
/cc @piosz
Automatic merge from submit-queue
Make fluentd-gcp run with host network
Fluentd-gcp should have access to instance's platform-dependent service account in order to work.
/cc @piosz
Automatic merge from submit-queue (batch tested with PRs 42126, 42130, 42232, 42245, 41932)
Update fluentd-gcp configuration for hosted masters
This PR makes use of the new fluentd-gcp image, which is not configured per se, for the hosted masters, which cannot use configmaps.
Mirroring https://github.com/kubernetes/kubernetes/pull/42126
Automatic merge from submit-queue
Move fluentd DS config to configmap
This is the logical continuation of https://github.com/kubernetes/kubernetes/pull/41998. This PR makes fluentd-gcp DaemonSet use the new image configured using ConfigMap.
This PR doesn't change the way fluentd-gcp works in case master is not registered, that'll be fixed in a separate PR
CC @ixdy @timstclair @igorpeshansky @qingling128 @dhrupadb
**Release note:**
```release-note
Fluentd-gcp containers spawned by DaemonSet are now configured using ConfigMap
```
Automatic merge from submit-queue (batch tested with PRs 40000, 41508, 41489)
Add toleration to fluentd daemonset to make it run on master
Because of https://github.com/kubernetes/kubernetes/pull/41172 fluentd pods stopped being allocated on master node.
This PR introduces toleration for master taint for fluentd.
CC @davidopp @janetkuo @kubernetes/sig-scheduling-bugs
Unfortunately, we don't have e2e tests to ensure that master logs are being ingested. This problem is a great signal to work on https://github.com/kubernetes/kubernetes/issues/41411
Lantao Liu