Automatic merge from submit-queue (batch tested with PRs 38433, 36245)
Allow pods to define multiple environment variables from a whole ConfigMap
Allow environment variables to be populated from ConfigMaps
- ConfigMaps represent an entire set of EnvVars
- EnvVars can override ConfigMaps
fixes#26299
Automatic merge from submit-queue (batch tested with PRs 38433, 36245)
Remove needless env var in OpenStack provider
**What this PR does / why we need it**:
If we use openstack provider to set up k8s cluster using kube-up script,
`TENANT_ID` environment variable is needed.
But to configure `TENANT_ID` is very annoying because this value is not static by each env.
This patch uses `TENANT_NAME` instead of `TENANT_ID`
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
**Special notes for your reviewer**:
**Release note**:
```release-note
```
Since `TENANT_NAME` is unique if we use keystone v2 api,
so `TENANT_ID` is not needed if `TENANT_NAME` is provided
to configure OpenStack provider.
And also to set `TENANT_ID` is annoying to develop, because
`TENANT_ID` is not static by each environment.
This patch remove dependency of `TENANT_ID` and simply use
`TENANT_NAME`.
Automatic merge from submit-queue
add rules not allow message when authorize failed
old result:
```
# ./cluster/kubectl.sh --token=/test get po
Error from server (Forbidden): User "" cannot list pods in the namespace "default".: "<nil>" (get pods)
```
new result:
```
# ./cluster/kubectl.sh --token=/test get po
Error from server (Forbidden): User "" cannot list pods in the namespace "default".: "rules not allow" (get pods)
```
test.yaml
```
kind: Role
apiVersion: rbac.authorization.k8s.io/v1alpha1
metadata:
name: test
rules:
- apiGroups: ["*"]
verbs: ["create"]
resources: ["*"]
---
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1alpha1
metadata:
name: admin-resource-binding
subjects:
- kind: Group
name: test
roleRef:
kind: Role
name: test
```
Automatic merge from submit-queue (batch tested with PRs 39284, 39367)
Remove HostRecord annotation (beta feature)
The annotation has made it to GA so this code should be deleted.
**Release note**:
```release-note
The 'endpoints.beta.kubernetes.io/hostnames-map' annotation is no longer supported. Users can use the 'Endpoints.subsets[].addresses[].hostname' field instead.
```
Automatic merge from submit-queue (batch tested with PRs 39280, 37350, 39389, 39390, 39313)
Moves e2e service util functions into service_util.go and cleans up
Basically moves codes into a central place for service util functions.
Some other codes are touched mostly only due to this migration. Also put a bunch of network reachability utils functions into network_utils.go. They seem somehow redundant, may consider combine they later.
@bowei @freehan
Automatic merge from submit-queue (batch tested with PRs 39280, 37350, 39389, 39390, 39313)
Fix AWS break injected by #39020
Shuffle the `download-cfssl` to `cluster/common.sh` (broken in #39020)
Automatic merge from submit-queue (batch tested with PRs 39280, 37350, 39389, 39390, 39313)
delete meaningless judgments
What this PR does / why we need it：
Whether "err" is nil or not, "err" can be return, so the judgment "err !=nil " is unnecessary
Automatic merge from submit-queue (batch tested with PRs 39001, 39104, 35978, 39361, 39273)
delete SetNodeStatus() function and fix some function notes words
Automatic merge from submit-queue (batch tested with PRs 39001, 39104, 35978, 39361, 39273)
Allow PATCH in an API CORS setup
Allows the PATCH method to be used in a REST API CORS setup.
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 39001, 39104, 35978, 39361, 39273)
refactored admission to avoid internal client references
Refactored admission to avoid internal client references. This required switching to plugin initializers for them. And that required some rewiring of the plugin initializers.
Technically I can decouple from the other two commits, but I'm optimistic that those will go through easy. This is slightly move invasive, but I'd like to shoot for pre-christmas to avoid new admission plugins coming through and breaking bits.
@sttts @derekwaynecarr
Automatic merge from submit-queue
Add json,yaml output format support to kubectl create, kubectl apply
Fixes: https://github.com/kubernetes/kubernetes/issues/37390
**Release note**:
```release-note
Added support for printing in all supported `--output` formats to `kubectl create ...` and `kubectl apply ...`
```
This patch adds the ability to specify an output format other than
"name" to `kubectl create ...`. It can be used in conjunction with the
`--dry-run` option. Converts unstructured objects into known types in
order to support all `--output` values.
The patch prints `*resource.Info`s returned by the server. If a resource does not yet exist (and the `--dry-run` option is not set), the resource is created and printed in the specified format.
@kubernetes/cli-review @fabianofranz
Automatic merge from submit-queue
Update New Relic sample docs with dynamic hostname info
This PR shows how to set extra environment variables for the New Relic DaemonSet that can be generated at runtime. I'm using this technique to prepend cluster names to host names as they are reported to New Relic.
Automatic merge from submit-queue (batch tested with PRs 39022, 39331, 39070, 39344)
Add a build rule for the boilerplate unit test.
We recently added unit tests that just run whenever you run `hack/verify_boilerplate.sh`, which really isn't the right time to do that. This adds a build rule instead.
Automatic merge from submit-queue (batch tested with PRs 39022, 39331, 39070, 39344)
Makefile speedup on generated code
This has been languishing in a branch for a long time. It makes the build more consistent wrt GOPATH (I still hope to enforce GOPATH at some point) and it removes a `go list` from each codegen.
I verified manually that the files that this emits as part of the make are only change in safe ways (ordering, _test files removed, etc).
Automatic merge from submit-queue
genericapiserver: extract CA cert from server cert and SNI cert chains
Without this PR a matching server cert or SNI cert is directly used as CA cert in the loopback client config. This fails if the cert is no CA cert.
With this PR the loopback client setup code walks through the chains of the server cert and the SNI certs to find a `CA:TRUE` cert. This is then used as the CA in the loopback client config.
Automatic merge from submit-queue (batch tested with PRs 39092, 39126, 37380, 37093, 39237)
Endpoints with TolerateUnready annotation, should list Pods in state terminating
**What this PR does / why we need it**:
We are using preStop lifecycle hooks to gracefully remove a node from a cluster. This hook is potentially long running and after the preStop hook is fired, the DNS resolution of the soon to be stopped Pod is failing, which causes a failure there.
**Special notes for your reviewer**:
Would be great to backport that to 1.4, 1.3
**Release note**:
```release-note
Endpoints, that tolerate unready Pods, are now listing Pods in state Terminating as well
```
@bprashanth
Automatic merge from submit-queue (batch tested with PRs 39092, 39126, 37380, 37093, 39237)
Improve error reporting in Ceph RBD provisioner.
- We should report an error when user references a secret that cannot be found
- We should report output of rbd create/delete commands, logging "exit code 1"
is not enough.
Before:
```
Events:
FirstSeen LastSeen Count From SubobjectPath Type Reason Message
--------- -------- ----- ---- ------------- -------- ------ -------
33m 33m 1 {persistentvolume-controller } Warning ProvisioningFailed Failed to provision volume with StorageClass "cephrbdprovisioner": rbd: create volume failed, err: exit status 1
```
After:
```
Events:
FirstSeen LastSeen Count From SubobjectPath Type Reason Message
--------- -------- ----- ---- ------------- -------- ------ -------
33m 33m 1 {persistentvolume-controller } Warning ProvisioningFailed Failed to provision volume with StorageClass "cephrbdprovisioner": failed to create rbd image: exit status 1, command output: rbd: couldn't connect to the cluster
```
@rootfs, PTAL
Automatic merge from submit-queue
retry RBAC initialization for up to 30 seconds, kill server on failure
RBAC initialization needs to complete in order to bootstrap a cluster. When the bootstrapping fails (etcd not ready has happened in e2e runs), things fail badly and we don't even kill the API server to force it to retry. This retries for up to 30 seconds and kills the server if it never succeeds.
Fixes https://github.com/kubernetes/kubernetes/issues/39108
Automatic merge from submit-queue (batch tested with PRs 39075, 39350, 39353)
Move pkg/api.{Context,RequestContextMapper} into pkg/genericapiserver/api/request
**Based on #39350**
Automatic merge from submit-queue
Try parse golang logs by default
Glog by default logs to stderr, so Stackdriver Logging shows them all as errors. This PR makes fluentd try to parse messages using glog format and if succeeded, set timestamp and severity accordingly.
CC @piosz @fgrzadkowski
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