Automatic merge from submit-queue (batch tested with PRs 67736, 68123, 68138). 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.
Added support to get clusters in gce cloud provider.
**What this PR does / why we need it**:
Implemented the call to get all cluster objects in a zone for a project.
Also added code to allow the container api to be set in the gce.conf
file.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 67986, 68210, 67817). 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.
Fix panic when processing http response
**What this PR does / why we need it**:
When Azure ARM API gets something wrong, kube-controller-manager may panic because of azure cloud provider:
```
/usr/local/go/src/runtime/asm_amd64.s:2361
panic: runtime error: invalid memory address or nil pointer dereference [recovered]
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1d4cad9]
goroutine 1386 [running]:
k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/runtime.HandleCrash(0x0, 0x0, 0x0)
/go/src/k8s.io/kubernetes/_output/dockerized/go/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:58 +0x107
panic(0x44468c0, 0x8b76a30)
/usr/local/go/src/runtime/panic.go:502 +0x229
k8s.io/kubernetes/pkg/cloudprovider/providers/azure.processHTTPRetryResponse(0x0, 0x64ffec0, 0xc4229fd1f0, 0xc422ed05b0, 0x2, 0x2)
/go/src/k8s.io/kubernetes/_output/dockerized/go/src/k8s.io/kubernetes/pkg/cloudprovider/providers/azure/azure_backoff.go:364 +0x69
k8s.io/kubernetes/pkg/cloudprovider/providers/azure.(*Cloud).CreateOrUpdatePIPWithRetry.func1(0xc422ed0600, 0x0, 0x0)
/go/src/k8s.io/kubernetes/_output/dockerized/go/src/k8s.io/kubernetes/pkg/cloudprovider/providers/azure/azure_backoff.go:205 +0x298
```
This PR fixes that.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes#68209
**Special notes for your reviewer**:
Should cherry pick to old releases.
**Release note**:
```release-note
Fix panic when processing Azure HTTP response.
```
Automatic merge from submit-queue (batch tested with PRs 67986, 68210, 67817). 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.
add mixed protocol support for azure load balancer
**What this PR does / why we need it**:
If user specify `service.beta.kubernetes.io/azure-load-balancer-mixed-protocols: "true"`, azure cloud provider will create both TCP and UDP lb rules, for more details, could refer to https://github.com/kubernetes/kubernetes/issues/66887
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes#66887
**Special notes for your reviewer**:
original `reconcileLoadBalancer` func is too big, I move part of code implementation to a standalone func `createLoadBalancerRule`
example service config:
```
apiVersion: v1
kind: Service
metadata:
annotations:
service.beta.kubernetes.io/azure-load-balancer-mixed-protocols: "true"
name: web
namespace: default
spec:
ports:
- port: 80
protocol: TCP
targetPort: 80
selector:
app: web
sessionAffinity: None
type: LoadBalancer
```
**Release note**:
```
add mixed protocol support for azure load balancer
```
/kind feature
/sig azure
/assign @feiskyer @khenidak
This change enables ```getLoadBalancer``` to return the loadbalancer even if no floating ip is associated to the VIP port of the loadbalancer.
Signed-off-by: Eunsoo Park <esevan.park@gmail.com>
Automatic merge from submit-queue (batch tested with PRs 65566, 67959, 68029, 68017, 67263). 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.
add test to verify vsphere cloud provider report node hostname
**What this PR does / why we need it**:
as in pull #67922 has modify vsphere cloud provider to report
node hostname, this patch is to add the test for it.
also fix an issue at InstanceID(), it suppose to return
cloudprovider.InstanceNotFound when vm not found,
but it did double error type translation with a retry() logic,
after removing the retry() (which is not necessary), the logic is simpler, and easier to understand how double translation happened, after the fix,
test TestInstance() can pass
**Which issue(s) this PR fixes** :
Fixes#67714
**Special notes for your reviewer**:
as in the process of create pull to fix https://github.com/crosscloudci/crosscloudci/issues/65#,
i saw #67922 already merged, so this pull is just to submit the test part.
**Release note**:
```release-note
none
```
/cc @abrarshivani @BaluDontu @divyenpatel @imkin @kerneltime @luomiao @frapposelli @dougm @liggitt
/sig cloudprovider
Automatic merge from submit-queue (batch tested with PRs 67368, 59930, 68074). 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.
implement InstanceShutdownByProviderID to aws cloudprovider
**What this PR does / why we need it**: implement InstanceShutdownByProviderID to aws cloudprovider
**Which issue(s) this PR fixes**:
Fixes#59925
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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.
Add support for unmanaged nodes for Azure cloud provider
**What this PR does / why we need it**:
Continue of [Azure cross resource groups feature](https://github.com/kubernetes/features/issues/604).
This PR adds support for unmanaged nodes (such as on-prem or on other clouds) that are labeled with `alpha.service-controller.kubernetes.io/exclude-balancer=true` and `kubernetes.azure.com/managed=false`. Azure cloud provider would exclude such nodes from LoadBalancer backends and always assumes they are existing.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
See KEP [here](https://github.com/kubernetes/community/blob/master/keps/sig-azure/0025-20180809-cross-resource-group-nodes.md).
**Special notes for your reviewer**:
Azure cloud provider won't provision network routes for on-prem nodes, so cluster admins should ensure the network (including pod-to-pod, pod-to-node and node-to-node connectivity) has been set up properly.
**Release note**:
```release-note
Azure cloud provider now supports unmanaged nodes (such as on-prem) that are labeled with `kubernetes.azure.com/managed=false` and `alpha.service-controller.kubernetes.io/exclude-balancer=true`
```
/assign @khenidak @andyzhangx
/sig azure
/kind feature
/milestone v1.12
Automatic merge from submit-queue (batch tested with PRs 66577, 67948, 68001, 67982). 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.
implement InstanceShutdownByProviderID to openstack
**What this PR does / why we need it**: without this openstack cannot get shutdown taint when instance is shutdown (original pr where this feature was added https://github.com/kubernetes/kubernetes/pull/60009)
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
**Special notes for your reviewer**:
**Release note**:
```release-note
Openstack supports now node shutdown taint. Taint is added when instance is shutdown in openstack.
```
as in pull #67922 has modify vsphere cloud provider to report
node hostname, this patch is to add the test for it.
also fix an issue at InstanceID(), it suppose to return
cloudprovider.InstanceNotFound when vm not found, after the fix,
test TestInstance() can pass
On-prem nodes should register themselves with required labels, e.g.
kubelet --node-labels=alpha.service-controller.kubernetes.io/exclude-balancer=true,kubernetes.azure.com/managed=false ...
Automatic merge from submit-queue (batch tested with PRs 67694, 64973, 67902). 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>.
SCTP support implementation for Kubernetes
**What this PR does / why we need it**: This PR adds SCTP support to Kubernetes, including Service, Endpoint, and NetworkPolicy.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes#44485
**Special notes for your reviewer**:
**Release note**:
```release-note
SCTP is now supported as additional protocol (alpha) alongside TCP and UDP in Pod, Service, Endpoint, and NetworkPolicy.
```
Automatic merge from submit-queue (batch tested with PRs 67447, 67719). 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>.
Report cloudstack hostname address
Cloud providers are now authoritative for the addresses reported by the kubelet. Cloud providers that have hostname information available via metadata should report it for use by the apiserver
```release-note
The cloudstack cloud provider now reports a `Hostname` address type for nodes based on the `local-hostname` metadata key.
```
Automatic merge from submit-queue (batch tested with PRs 54935, 67768, 67896, 67787). 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>.
vsphere: support zone tags at any level in the hierarchy
**What this PR does / why we need it**:
Rather than just looking for zone tags at the VM's Host level, traverse up the hierarchy.
This allows zone tags to be attached at host level, along with cluster, datacenter, root folder
and any inventory folders in between.
Issue #64021
Example log output from the tests, with tags attached at host level:
```console
Found "k8s-region" tag (k8s-region-US) for e85df495-93b9-4b0e-96f1-dc9d56e97263 attached to HostSystem:host-19
Found "k8s-zone" tag (k8s-zone-US-CA1) for e85df495-93b9-4b0e-96f1-dc9d56e97263 attached to HostSystem:host-19
```
And region tag at Datacenter level and zone tag at Cluster level:
```console
Found "k8s-zone" tag (k8s-zone-US-CA1) for e85df495-93b9-4b0e-96f1-dc9d56e97263 attached to ComputeResource:computeresource-21
Found "k8s-region" tag (k8s-region-US) for e85df495-93b9-4b0e-96f1-dc9d56e97263 attached to Datacenter:datacenter-2
```
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 67766, 67642, 67772). 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>.
Enable dynamic azure disk volume limits
**What this PR does / why we need it**:
Enable dynamic azure disk volume limits,
This is an azure cloud provider implementation related to feature: [Dynamic Maximum volume count](https://github.com/kubernetes/features/issues/554)
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes#66269
**Special notes for your reviewer**:
This PR use `az.VirtualMachineSizesClient.List` to list all vm sizes under region, match vm size with current node size, and then got `MaxDataDiskCount`, the `GetVolumeLimits` happens in kubelet and will return `attachable-volumes-azure-disk` in node status as following example:
```
agentpool-22082114-0
...
allocatable:
attachable-volumes-azure-disk: "8"
cpu: "2"
ephemeral-storage: "28043041951"
hugepages-1Gi: "0"
hugepages-2Mi: "0"
memory: 7034772Ki
pods: "30"
```
**Release note**:
```
Enable dynamic azure disk volume limits
```
/sig azure
/kind feature
The requested Service Protocol is checked against the supported protocols of GCE Internal LB. The supported protocols are TCP and UDP.
SCTP is not supported by OpenStack LBaaS. If SCTP is requested in a Service with type=LoadBalancer, the request is rejected. Comment style is also corrected.
SCTP is not allowed for LoadBalancer Service and for HostPort. Kube-proxy can be configured not to start listening on the host port for SCTP: see the new SCTPUserSpaceNode parameter
changed the vendor github.com/nokia/sctp to github.com/ishidawataru/sctp. I.e. from now on we use the upstream version.
netexec.go compilation fixed. Various test cases fixed
SCTP related conformance tests removed. Netexec's pod definition and Dockerfile are updated to expose the new SCTP port(8082)
SCTP related e2e test cases are removed as the e2e test systems do not support SCTP
sctp related firewall config is removed from cluster/gce/util.sh. Variable name sctp_addr is corrected to sctpAddr in pkg/proxy/ipvs/proxier.go
cluster/gce/util.sh is copied from master
Implemented the call to get all cluster objects in a zone for a project.
Also added code to allow the container api to be set in the gce.conf
file.
Requested fix for @lavalamp. Fixed GetClusters to be GetManagedClusters.
Leaving ListClusters as ListClusters as it is part of the Cloud Clusters
interface, despite also being a "managed" call.
Remove copy pasta :D
Fixed method variable name.
Rather than just looking for zone tags at the VM's Host level, traverse up the hierarchy.
This allows zone tags to be attached at host level, along with cluster, datacenter, root folder
and any inventory folders in between.
Issue #64021
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>.
Make OpenStack cloud provider report a node hostname address
Related to: #67714
Cloud-provider-reported addresses are authoritative in 1.12, this
preserves default behavior that used the internal dns name as
the "Hostname" address on Node status.
**Release note**:
```release-note
The OpenStack cloud provider now reports a `Hostname` address type for nodes
```
Automatic merge from submit-queue (batch tested with PRs 66980, 67604, 67741, 67715). 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>.
Make aws cloud provider report a node hostname address
Cloud-provider-reported addresses are authoritative in 1.12, this preserves default behavior that used the internal dns name as the "Hostname" address on Node status
/sig aws
/sig cloud-provider
```release-note
The aws cloud provider now reports a `Hostname` address type for nodes based on the `local-hostname` metadata key.
```
Automatic merge from submit-queue (batch tested with PRs 66980, 67604, 67741, 67715). 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>.
vsphere: add tests for Cloud Provider Zones implementation
**What this PR does / why we need it**:
- Add tests for GetZones()
- Fix bug where a host tag other than region or zone caused an error
- Fix bug where GetZones() errored if zone tag was set, but region was not
Follow up to PR #66795 / towards #64021
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 66980, 67604, 67741, 67715). 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>.
Add support of Azure cross resource group nodes
**What this PR does / why we need it**:
Part of feature [Cross resource group nodes](https://github.com/kubernetes/features/issues/604).
This PR adds support of Azure cross resource group nodes that are labeled with `kubernetes.azure.com/resource-group=<rg-name>` and `alpha.service-controller.kubernetes.io/exclude-balancer=true`
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
**Special notes for your reviewer**:
See designs [here](https://github.com/kubernetes/community/pull/2479).
**Release note**:
```release-note
Azure cloud provider now supports cross resource group nodes that are labeled with `kubernetes.azure.com/resource-group=<rg-name>` and `alpha.service-controller.kubernetes.io/exclude-balancer=true`
```
/sig azure
/kind feature
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>.
Reduce API calls for Azure instance metadata
**What this PR does / why we need it**:
Azure cloud provider gets a lot of `"Too many requests"` error when getting availability zones, instance types and node addresses. Hence kubelet won't be able to initialize itself sometimes.
This PR reduces such calls and alos switches to json API which is more stable.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes https://github.com/Azure/acs-engine/issues/3681
**Special notes for your reviewer**:
**Release note**:
```release-note
Reduce API calls for Azure instance metadata.
```
cc @ritazh @khenidak @andyzhangx
Related to: #67714
Cloud-provider-reported addresses are authoritative in 1.12, this
preserves default behavior that used the internal dns name as
the "Hostname" address on Node status.
- Add tests for GetZones()
- Fix bug where a host tag other than region or zone caused an error
- Fix bug where GetZones() errored if zone tag was set, but region was not
Follow up to PR #66795 / towards #64021
Automatic merge from submit-queue (batch tested with PRs 66973, 67704, 67722, 67723, 63512). 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>.
Populate internal DNS names in GCE provider
Both VM name and hostname are internally routable.
**What this PR does / why we need it**: GCE cloud provider only populated IP addresses for instances. This PR adds internal DNS names. DNS names are used e.g. in kubelet server certificates (5b77996433/pkg/kubelet/kubelet.go (L385))
**Release note**:
```release-note
NONE
```
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