Admission webhook new features #12938

mbohlool · 2019-03-02T04:14:01Z

Documentation for admission webhook's new features:

Reference KEP: https://github.com/kubernetes/enhancements/blob/master/keps/sig-api-machinery/00xx-admission-webhooks-to-ga.md

k8sio-netlify-preview-bot · 2019-03-02T04:14:05Z

Deploy preview for kubernetes-io-vnext-staging processing.

Building with commit 057bdc7

https://app.netlify.com/sites/kubernetes-io-vnext-staging/deploys/5c8c14d50be0b70008bb2a03

roycaihw · 2019-03-13T20:44:03Z

content/en/docs/reference/access-authn-authz/extensible-admission-controllers.md

 ```

 {{< note >}}
 When using `clientConfig.service`, the server cert must be valid for
 `<svc_name>.<svc_namespace>.svc`.
 {{< /note >}}

+{{< note >}}
+Default timeout if not specified is 30 seconds but it is encouraged to use a very


is it worth mentioning the field exists since 1.14?

roycaihw · 2019-03-14T02:26:30Z

the timeout part LGTM

liggitt · 2019-03-14T05:05:36Z

content/en/docs/reference/access-authn-authz/extensible-admission-controllers.md

-service, it has to expose its service on the 443 port. The communication
-between the API server and the webhook service may fail if a different port
-is used.
+Starting from kubernetes 1.14, apiserver can communicate on any port to deployed


configurable ports didn't make it into 1.14, so revert this bit

liggitt · 2019-03-14T05:06:04Z

content/en/docs/reference/access-authn-authz/extensible-admission-controllers.md

 {{< note >}}
 When using `clientConfig.service`, the server cert must be valid for
 `<svc_name>.<svc_namespace>.svc`.
 {{< /note >}}

+{{< note >}}
+Default timeout for a webhook call is 30 seconds but starting kubernetes 1.14 you


"starting in kubernetes 1.14..."

liggitt · 2019-03-14T05:06:39Z

content/en/docs/reference/access-authn-authz/extensible-admission-controllers.md

+{{< note >}}
+Default timeout for a webhook call is 30 seconds but starting kubernetes 1.14 you
+can set the timeout and it is encouraged to use a very small timeout for webhooks.
+If the webhook call timed out, it will be ignored or the API call will fail based


"If the webhook call times out, the request is handled according to the webhook's failure policy."

liggitt · 2019-03-14T05:07:01Z

content/en/docs/reference/access-authn-authz/extensible-admission-controllers.md

 ```

+The scope field specifies if only cluster-scoped resources ("Cluster") or namespace-scoped resources


"...or namespace-scoped resources ("Namespaced")..."

- kubernetes/kubernetes#74998 - kubernetes/kubernetes#74477 - kubernetes/kubernetes#74562

mbohlool · 2019-03-15T21:10:49Z

PTAL

mbohlool · 2019-03-15T21:11:30Z

/assign @jimangel

jimangel · 2019-03-16T22:28:06Z

@mbohlool does this have a technical LGTM?

/lgtm

liggitt · 2019-03-17T01:45:06Z

/lgtm

jimangel · 2019-03-18T15:11:09Z

/approve

k8s-ci-robot · 2019-03-18T15:11:19Z

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jimangel

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

~~content/en/OWNERS~~ [jimangel]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

* Official documentation on Poseidon/Firmament, a new multi-scheduler support for K8S. (#11752) * Added documentation about Poseidon-Firmament scheduler * Fixed some style issues. * Udpated the document as per the review comments. * Fixed some typos and updated the document * Updated the document as per the review comments. * Document timeout attribute for kms-plugin. (#12158) See 72540. * Official documentation on Poseidon/Firmament, a new multi-scheduler (#12343) * Removed the old version of the Poseidon documentation. Incorrect location. * Official documentation on Poseidon/Firmament, a new multi-scheduler support for K8S (#12069) * Official documentation on Poseidon/Firmament, a new multi-scheduler support for K8S. (#11752) * Added documentation about Poseidon-Firmament scheduler * Fixed some style issues. * Udpated the document as per the review comments. * Fixed some typos and updated the document * Updated the document as per the review comments. * Updated the document as per review comments. Added config details. * Updated the document as per the latest review comments. Fixed nits * Made changes as per latest suggestions. * Some more changes added. * Updated as per suggestions. * Changed the release process section. * SIG Docs edits Small edits to match style guidelines. * add plus to feature state * capitalization * revert feature state shortcode since this is a Kubernetes extension, not a direct feature, it shouldn't use the regular feature state tagging. (cherry picked from commit 7730c15) * Remove initializers from doc. It will be removed in 1.14 (#12331) * kubeadm: Document CRI auto detection functionality (#12462) Signed-off-by: Rostislav M. Georgiev <[email protected]> * Minor doc change for GAing Pod DNS Config (#12514) * Graduate ExpandInUsePersistentVolumes feature to beta (#10574) * Rename 2018-11-07-grpc-load-balancing-with-linkerd.md.md file (#12594) * Add dynamic percentage of node scoring to user docs (#12235) * Add dynamic percentage of node scoring to user docs * addressed review comments * delete special symbol (#12445) * Update documentation for VolumeSubpathEnvExpansion (#11843) * Update documentation for VolumeSubpathEnvExpansion * Address comments - improve descriptions * Graduate Pod Priority and Preemption to GA (#12428) * Added Instana links to the documentation (#12977) * Added link to the Instana Kubernetes integration * Added Instana link for services section Added Instana and a link to the Kubernetes integration to the analytics services section and broadened the scope to APM, monitoring and analytics. * Oxford comma /flex * More Oxford commas, because they matter * Update kubectl plugins to stable (#12847) * documentation for CSI topology beta (#12889) * Document changes to default RBAC discovery ClusterRole(Binding)s (#12888) * Document changes to default RBAC discovery ClusterRole(Binding)s Documentation for kubernetes/enhancements#789 and kubernetes/kubernetes#73807 * documentation review feedback * CSI raw block to beta (#12931) * Change incorrect string raw to block (#12926) Fixes #12925 * Update documentation on node OS/arch labels (#12976) These labels have been promoted to GA: kubernetes/enhancements#793 * local pv GA doc updates (#12915) * Publish CRD OpenAPI Documentation (#12910) * add documentation for CustomResourcePublishOpenAPI * address comments fix links, ordered lists, style and typo * kubeadm: add document for upgrading from 1.13 to 1.14 (single CP and HA) (#13189) * kubeadm: add document for upgrading from 1.13 to 1.14 - remove doc for upgrading 1.10 -> 1.11 * kubeadm: apply amends to upgrade-1.14 doc * kubeadm: apply amends to upgrade-1.14 doc (part2) * kubeadm: apply amends to upgrade-1.14 doc (part3) * kubeadm: add note about "upgrade node experimental-control-plane" + add comment about `upgrade plan` * kubeadm: add missing "You should see output similar to this" * fix bullet indentation (#13214) * mark PodReadinessGate GA (#12800) * Update RuntimeClass documentation for beta (#13043) * Update RuntimeClass documentation for beta * Update feature gate & add upgrade section * formatting fixes * Highlight upgrade action required * Address feedback * CSI ephemeral volume alpha documentation (#10934) * update kubectl documentation (#12867) * update kubectl documentation * add document for Secret/ConfigMap generators * replace `kubectl create -f` by `kubectl apply -f` * Add page for kustomization support in kubectl * fix spelling errors and address comments * Documentation for Windows GMSA feature (#12936) * Documentation for Windows GMSA feature Signed-off-by: Deep Debroy <[email protected]> * Enhancements to GMSA docs Signed-off-by: Deep Debroy <[email protected]> * Fix links Signed-off-by: Deep Debroy <[email protected]> * Fix GMSA link Signed-off-by: Deep Debroy <[email protected]> * Add GMSA feature flag in feature flag list Signed-off-by: Deep Debroy <[email protected]> * Relocate GMSA to container configuration Signed-off-by: Deep Debroy <[email protected]> * Add example for container spec Signed-off-by: Deep Debroy <[email protected]> * Remove changes in Windows index Signed-off-by: Deep Debroy <[email protected]> * Update configure-gmsa.md * Update configure-gmsa.md * Update configure-gmsa.md * Update configure-gmsa.md * Rearrange the steps into two sections and other edits Signed-off-by: Deep Debroy <[email protected]> * Fix links Signed-off-by: Deep Debroy <[email protected]> * Add reference to script to generate GMSA YAMLs Signed-off-by: Deep Debroy <[email protected]> * Some more clarifications for GMSA Signed-off-by: Deep Debroy <[email protected]> * HugePages graduated to GA (#13004) * HugePages graduated to GA * fixing nit for build * Docs for node PID limiting (kubernetes/kubernetes#73651) (#12932) * kubeadm: update the reference documentation for 1.14 (#12911) * kubeadm: update list of generated files for 1.14 NOTE: PLACEHOLDERS! these files are generated by SIG Docs each release, but we need them to pass the k/website PR CI. - add join_phase* (new sub phases of join) - add init_phase_upload-certs.md (new upload certs phase for init) - remove alpha-preflight (now both init and join have this) * kubeadm: update reference docs includes for 1.14 - remove includes from alpha.md - add upload-certs to init-phase.md - add join-phase.md and it's phases * kubeadm: update the editorial content of join and init - cleanup master->control-plane node - add some notes about phases and join - remove table about pre-pulling images - remove outdated info about self-hosting * kubeadm: update target release for v1alpha3 removal 1.14 -> 1.15 * kubeadm: copy edits for 1.14 reference docs (part1) * kubeadm: use "shell" for code blocks * kubeadm: update the 1.14 HA guide (#13191) * kubeadm: update the 1.14 HA guide * kubeadm: try to fix note/caution indent in HA page * kubeadm: fix missing sudo and minor amends in HA doc * kubeadm: apply latest amends to the HA doc for 1.14 * fixed a few missed merge conflicts * Admission Webhook new features doc (#12938) - kubernetes/kubernetes#74998 - kubernetes/kubernetes#74477 - kubernetes/kubernetes#74562 * Clarifications and fixes in GMSA doc (#13226) * Clarifications and fixes in GMSA doc Signed-off-by: Deep Debroy <[email protected]> * Update configure-gmsa.md * Reformat to align headings and pre-reqs better Signed-off-by: Deep Debroy <[email protected]> * Reformat to align headings and pre-reqs better Signed-off-by: Deep Debroy <[email protected]> * Reformat to fix bullets Signed-off-by: Deep Debroy <[email protected]> * Reword application of sample gmsa Signed-off-by: Deep Debroy <[email protected]> * Update configure-gmsa.md * Address feedback to use active voice Signed-off-by: Deep Debroy <[email protected]> * Address feedback to use active voice Signed-off-by: Deep Debroy <[email protected]> * RunAsGroup documentation for Progressing this to Beta (#12297) * start serverside-apply documentation (#13077) * start serverside-apply documentation * add more concept info on server side apply * Update api concepts * Update api-concepts.md * fix style issues * Document CSI update (#12928) * Document CSI update * Finish CSI documentation Also fix mistake with ExpandInUsePersistentVolumes documented as beta * Overall docs for CSI Migration feature (#12935) * Placeholder docs for CSI Migration feature Signed-off-by: Deep Debroy <[email protected]> * Address CR comments and update feature gates Signed-off-by: Deep Debroy <[email protected]> * Add mappings for CSI plugins Signed-off-by: Deep Debroy <[email protected]> * Add sections for AWS and GCE PD migration Signed-off-by: Deep Debroy <[email protected]> * Add docs for Cinder and CSI Migration info Signed-off-by: Deep Debroy <[email protected]> * Clarify scope to volumes with file system Signed-off-by: Deep Debroy <[email protected]> * Change the format of EBS and Cinder CSI Migration sections to follow the GCE template Signed-off-by: Deep Debroy <[email protected]> * Windows documentation updates for 1.14 (#12929) * Updated the note to indicate doc work for 1.14 * first attempt at md export from gdoc * simplifyig * big attempt * moving DRAFT windows content to PR for review * moving content to PR in markdown for review * updated note tags * Delete windows-contributing.md deleting this file as it is already ported to the github contributor guide * fixed formatting in intro and cluster setup guide * updating formatting for running containers guide * rejiggered end of troubleshooting * fixed minor typos * Clarified the windows binary download step * Update _index.md making updates based on feedback * Update _index.md updating ovn-kubernetes docs * Update _index.md * Update _index.md * updating relative docs links updating all the links to be relative links to /docs * Update _index.md * Update _index.md updates for windows services and ovn-kubernetes * formatted for correct step numbering * fix typos * Update _index.md updates for flannel PR in troubleshooting * Update _index.md * Update _index.md updating a few sections like roadmap, services, troubleshooting/filing tickets * Update _index.md * Update _index.md * Update _index.md * Fixed a few whitespace issues * Update _index.md * Update _index.md * Update _index.md * add section on upgrading CoreDNS (#12909) * documentation for kubelet resource metrics endpoint (#12934) * windows docs updates for 1.14 (#13279) * Delete sample-l2bridge-wincni-config.json this file is not used anywhere * Update _index.md * Update _index.md * Update _index.md * Update _index.md * Update _index.md * Rename content/en/docs/getting-started-guides/windows/_index.md to content/en/docs/setup/windows/_index.md moving to new location * Delete flannel-master-kubectl-get-ds.png * Delete flannel-master-kubeclt-get-pods.png * Delete windows-docker-error.png * Add files via upload * Rename _index.md to add-windows-nodes.md * Create _index.md * Update _index.md * Update add-windows-nodes.md * Update add-windows-nodes.md * Create user-guide-windows-nodes.md * Create user-guide-windows-containers.md * Update and rename add-windows-nodes.md to intro-windows-nodes.md * Update user-guide-windows-containers.md * Rename intro-windows-nodes.md to intro-windows-in-kubernetes.md * Update user-guide-windows-nodes.md * Update user-guide-windows-containers.md * Update user-guide-windows-containers.md * Update user-guide-windows-nodes.md * Update user-guide-windows-containers.md * Update _index.md * Update intro-windows-in-kubernetes.md * Update intro-windows-in-kubernetes.md fixing the pause image * Update intro-windows-in-kubernetes.md changing tables from html to MD * Update user-guide-windows-nodes.md converting tables from HTML to MD * Update intro-windows-in-kubernetes.md * Update user-guide-windows-nodes.md * Update user-guide-windows-nodes.md * Update user-guide-windows-nodes.md updating the numbering , even though it messes up the notes a little bit. Jim will file a ticket to follow up * Update user-guide-windows-nodes.md * update to windows docs for 1.14 (#13322) * Update intro-windows-in-kubernetes.md * Update intro-windows-in-kubernetes.md * Update intro-windows-in-kubernetes.md * Update intro-windows-in-kubernetes.md * Update intro-windows-in-kubernetes.md * Update user-guide-windows-containers.md * Update user-guide-windows-nodes.md * Update intro-windows-in-kubernetes.md (#13344) * server side apply followup (#13321) * change some parts of serverside apply docs in response to comments * fix typos and wording * Update config.toml (#13365)

k8s-ci-robot added language/en Issues or PRs related to English language language/ko Issues or PRs related to Korean language language/zh Issues or PRs related to Chinese language size/XXL Denotes a PR that changes 1000+ lines, ignoring generated files. labels Mar 2, 2019

k8s-ci-robot requested review from aanm and ahmetb March 2, 2019 04:14

k8s-ci-robot added the cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. label Mar 2, 2019

mbohlool force-pushed the admission_webhook branch from a0e7817 to 973bf5f Compare March 2, 2019 04:15

k8s-ci-robot added size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. and removed size/XXL Denotes a PR that changes 1000+ lines, ignoring generated files. labels Mar 2, 2019

gochist removed language/ko Issues or PRs related to Korean language language/zh Issues or PRs related to Chinese language labels Mar 3, 2019

zacharysarah added this to the 1.14 milestone Mar 7, 2019

mbohlool force-pushed the admission_webhook branch from 973bf5f to 493e6de Compare March 13, 2019 19:55

k8s-ci-robot added size/S Denotes a PR that changes 10-29 lines, ignoring generated files. and removed size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Mar 13, 2019

mbohlool changed the title ~~[placeholder] Admission webhook new features~~ Admission webhook new features Mar 13, 2019

roycaihw reviewed Mar 13, 2019

View reviewed changes

mbohlool force-pushed the admission_webhook branch from 493e6de to 96656ea Compare March 14, 2019 02:22

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. labels Mar 14, 2019

jimangel force-pushed the dev-1.14 branch 2 times, most recently from 2534806 to ead0a28 Compare March 14, 2019 03:47

liggitt reviewed Mar 14, 2019

View reviewed changes

Admission Webhook new features doc

057bdc7

- kubernetes/kubernetes#74998 - kubernetes/kubernetes#74477 - kubernetes/kubernetes#74562

mbohlool force-pushed the admission_webhook branch from 96656ea to 057bdc7 Compare March 15, 2019 21:10

k8s-ci-robot added size/S Denotes a PR that changes 10-29 lines, ignoring generated files. and removed size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Mar 15, 2019

k8s-ci-robot assigned jimangel Mar 15, 2019

k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Mar 16, 2019

jimangel mentioned this pull request Mar 16, 2019

Official 1.14 Release Docs #13174

Merged

k8s-ci-robot assigned liggitt Mar 17, 2019

k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Mar 18, 2019

k8s-ci-robot merged commit 92fd5d4 into kubernetes:dev-1.14 Mar 18, 2019

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Admission webhook new features #12938

Admission webhook new features #12938

mbohlool commented Mar 2, 2019 •

edited

Loading

k8sio-netlify-preview-bot commented Mar 2, 2019 •

edited

Loading

roycaihw Mar 13, 2019

mbohlool Mar 14, 2019

roycaihw commented Mar 14, 2019

liggitt Mar 14, 2019 •

edited

Loading

liggitt Mar 14, 2019

liggitt Mar 14, 2019

liggitt Mar 14, 2019

mbohlool commented Mar 15, 2019

mbohlool commented Mar 15, 2019

jimangel commented Mar 16, 2019

liggitt commented Mar 17, 2019

jimangel commented Mar 18, 2019

k8s-ci-robot commented Mar 18, 2019

		```

		The scope field specifies if only cluster-scoped resources ("Cluster") or namespace-scoped resources

Admission webhook new features #12938

Admission webhook new features #12938

Conversation

mbohlool commented Mar 2, 2019 • edited Loading

k8sio-netlify-preview-bot commented Mar 2, 2019 • edited Loading

roycaihw Mar 13, 2019

Choose a reason for hiding this comment

mbohlool Mar 14, 2019

Choose a reason for hiding this comment

roycaihw commented Mar 14, 2019

liggitt Mar 14, 2019 • edited Loading

Choose a reason for hiding this comment

liggitt Mar 14, 2019

Choose a reason for hiding this comment

liggitt Mar 14, 2019

Choose a reason for hiding this comment

liggitt Mar 14, 2019

Choose a reason for hiding this comment

mbohlool commented Mar 15, 2019

mbohlool commented Mar 15, 2019

jimangel commented Mar 16, 2019

liggitt commented Mar 17, 2019

jimangel commented Mar 18, 2019

k8s-ci-robot commented Mar 18, 2019

mbohlool commented Mar 2, 2019 •

edited

Loading

k8sio-netlify-preview-bot commented Mar 2, 2019 •

edited

Loading

liggitt Mar 14, 2019 •

edited

Loading