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kube-ctrl-mgr: enable secure port 10257 #64149

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merged 5 commits into from
Aug 31, 2018

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@sttts sttts commented May 22, 2018

This PR enables authn+authz (delegated to the kube-apiserver) and the secure port 10257 for the kube-controller-manager. In addition, the insecure port is disabled.

Moreover, it adds integration test coverage for the --port and --secure-port flags, plus the testserver infrastructure to tests flags in general inside integration tests.

Enable secure serving on port 10257 to kube-controller-manager (configurable via `--secure-port`). Delegated authentication and authorization are to be configured using the same flags as for aggregated API servers. Without configuration, the secure port will only allow access to `/healthz`.

@k8s-ci-robot k8s-ci-robot added do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. size/S Denotes a PR that changes 10-29 lines, ignoring generated files. cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. labels May 22, 2018
@k8s-ci-robot k8s-ci-robot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label May 26, 2018
@sttts sttts force-pushed the sttts-ctrl-mgr-secure-ports branch from e717dfa to e0ed50a Compare May 30, 2018 14:25
@k8s-ci-robot k8s-ci-robot added size/M Denotes a PR that changes 30-99 lines, ignoring generated files. and removed size/S Denotes a PR that changes 10-29 lines, ignoring generated files. needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. labels May 30, 2018
@sttts sttts changed the title WIP: ctrl-managers: enable secure ports 10257, 10258 ctrl-managers: enable secure ports 10257, 10258 May 30, 2018
@k8s-ci-robot k8s-ci-robot removed the do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. label May 30, 2018
@k8s-ci-robot k8s-ci-robot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Jun 23, 2018
@@ -41,4 +41,10 @@ const (
// ProxyHealthzPort is the default port for the proxy healthz server.
// May be overridden by a flag at startup.
ProxyHealthzPort = 10256
// InsecureKubeControllerManagerPort is the default port for the controller manager status server.
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s/InsecureKubeControllerManagerPort/KubeControllerManagerPort/

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fixed

// InsecureKubeControllerManagerPort is the default port for the controller manager status server.
// May be overridden by a flag at startup.
KubeControllerManagerPort = 10257
// InsecureCloudControllerManagerPort is the default port for the cloud controller manager server.
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s/InsecureCloudControllerManagerPort/CloudControllerManagerPort

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fixed

@sttts sttts force-pushed the sttts-ctrl-mgr-secure-ports branch from e0ed50a to c19c9a2 Compare August 7, 2018 08:53
@k8s-ci-robot k8s-ci-robot added size/XXL Denotes a PR that changes 1000+ lines, ignoring generated files. sig/scheduling Categorizes an issue or PR as relevant to SIG Scheduling. and removed size/M Denotes a PR that changes 30-99 lines, ignoring generated files. needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. labels Aug 7, 2018
@sttts sttts force-pushed the sttts-ctrl-mgr-secure-ports branch from c19c9a2 to be106d2 Compare August 7, 2018 08:59
@sttts sttts changed the title ctrl-managers: enable secure ports 10257, 10258 kube-ctrl-mgr: enable secure port 10257 Aug 7, 2018
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sttts commented Aug 7, 2018

Split out the cloud-ctrl-mgr changes into #67069

@sttts sttts force-pushed the sttts-ctrl-mgr-secure-ports branch from be106d2 to 82d4512 Compare August 7, 2018 09:44
@k8s-ci-robot k8s-ci-robot added the release-note Denotes a PR that will be considered when it comes time to generate release notes. label Aug 7, 2018
This is the old behaviour and we did not intent to change it due to enabled authn/z in general.
As the kube-apiserver this sets the "system:unsecured" user info.
@sttts sttts force-pushed the sttts-ctrl-mgr-secure-ports branch from 0075df3 to 8aa0eef Compare August 30, 2018 18:17
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sttts commented Aug 30, 2018

Rebased, advanced auditing GA merged.

@k8s-ci-robot k8s-ci-robot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 30, 2018
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sttts commented Aug 30, 2018

/retest

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sttts commented Aug 31, 2018

@liggitt lgty and ready to unhold?

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liggitt commented Aug 31, 2018

/lgtm
/hold cancel

@k8s-ci-robot k8s-ci-robot added lgtm "Looks good to me", indicates that a PR is ready to be merged. and removed do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. labels Aug 31, 2018
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: deads2k, liggitt, sttts

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/test all [submit-queue is verifying that this PR is safe to merge]

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Automatic merge from submit-queue (batch tested with PRs 67756, 64149, 68076, 68131, 68120). If you want to cherry-pick this change to another branch, please follow the instructions here: https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md.

@k8s-github-robot k8s-github-robot merged commit 5d4b0f8 into kubernetes:master Aug 31, 2018
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@sttts: The following tests failed, say /retest to rerun them all:

Test name Commit Details Rerun command
pull-kubernetes-kubemark-e2e-gce e0ed50af2ba0a374df6990e7293a36c701ab8911 link /test pull-kubernetes-kubemark-e2e-gce
pull-kubernetes-e2e-gce-100-performance 8aa0eef link /test pull-kubernetes-e2e-gce-100-performance

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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. I understand the commands that are listed here.

k8s-github-robot pushed a commit that referenced this pull request Sep 1, 2018
Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions here: https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md.

cloud-ctrl-mgr: enable secure port 10258

This PR enables authn+authz (delegated to the kube-apiserver) and the secure port 10258 for the cloud-controller-manager. In addition, the insecure port is disabled.

This is the counterpart PR to #64149.

Moreover, it adds integration test coverage for the `--port` and `--secure-port` flags, plus the testserver infrastructure to tests flags in general inside integration tests.

```release-note
Enable secure serving on port 10258 to cloud-controller-manager (configurable via `--secure-port`). Delegated authentication and authorization have to be configured like for aggregated API servers.
```
sttts pushed a commit to sttts/apiserver that referenced this pull request Sep 5, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
sttts pushed a commit to sttts/apiserver that referenced this pull request Sep 5, 2018
Automatic merge from submit-queue (batch tested with PRs 66960, 67545). 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>.

delegated authn/z: optionally opt-out of mandatory authn/authz kubeconfig

This adds `RemoteKubeConfigFileOptional` field to the delegated authn/z option structs. If set to true, the authn/z kubeconfig file flags are optional. If no kubeconfig is given, all token requests are considered to be anonymous and no client CA is looked up in the cluster.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

Kubernetes-commit: 1b3a2dd0830ca0e02d5b95d2ecc0161d0c93a0c7
sttts pushed a commit to sttts/kube-aggregator that referenced this pull request Sep 5, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
sttts pushed a commit to sttts/sample-apiserver that referenced this pull request Sep 5, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
sttts pushed a commit to sttts/apiextensions-apiserver that referenced this pull request Sep 5, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
k8s-publishing-bot added a commit to kubernetes/apiserver that referenced this pull request Sep 6, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
k8s-publishing-bot added a commit to kubernetes/apiserver that referenced this pull request Sep 6, 2018
Automatic merge from submit-queue (batch tested with PRs 66960, 67545). 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>.

delegated authn/z: optionally opt-out of mandatory authn/authz kubeconfig

This adds `RemoteKubeConfigFileOptional` field to the delegated authn/z option structs. If set to true, the authn/z kubeconfig file flags are optional. If no kubeconfig is given, all token requests are considered to be anonymous and no client CA is looked up in the cluster.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

Kubernetes-commit: 1b3a2dd0830ca0e02d5b95d2ecc0161d0c93a0c7
k8s-publishing-bot added a commit to kubernetes/kube-aggregator that referenced this pull request Sep 6, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
k8s-publishing-bot added a commit to kubernetes/sample-apiserver that referenced this pull request Sep 6, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
k8s-publishing-bot added a commit to kubernetes/apiextensions-apiserver that referenced this pull request Sep 6, 2018
Automatic merge from submit-queue. 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>.

delegated authz: add AlwaysAllowPaths to option struct (defaulting to /healthz)

Add `AlwaysAllowPaths` field to delegated authz. These http paths are excluded from the authz chain.

Prerequisite for kubernetes/kubernetes#64149 and kubernetes/kubernetes#67069.

```release-note
Added --authorization-always-allow-paths to components doing delegated authorization to exclude certain HTTP paths like /healthz from authorization.
```

Kubernetes-commit: 5ed26a348b017c3ece8ac468d15770ddf8b922ae
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