Search and replace for references to moved examples
Reverted find and replace paths on auto gen docs
Reverting changes to changelog
Fix bugs in test-cmd.sh
Fixed path in examples README
ran update-all successfully
Updated verify-flags exceptions to include renamed files
This drives conversion generation from file tags like:
// +conversion-gen=k8s.io/my/internal/version
.. rather than hardcoded lists of packages.
The only net change in generated code can be explained as correct. Previously
it didn't know that conversion was available.
Automatic merge from submit-queue
Prep for not checking in generated, part 1/2
This PR is extracted from #25978 - it is just the deep-copy related parts. All the Makefile and conversion stuff is excluded.
@wojtek-t this is literally branched, a bunch of commits deleted, and a very small number of manual fixups applied. If you think this is easier to review (and if it passes CI) you can feel free to go over it again. I will follow this with a conversion-related PR to build on this.
Or if you prefer, just close this and let the mega-PR ride.
@lavalamp
Automatic merge from submit-queue
Node E2E: Disable kubenet for local node e2e test.
After https://github.com/kubernetes/kubernetes/pull/28196, we must manually setup cni and nsenter in local node to run `make test_e2e_node`, which may not be necessary for local development.
I've tried to move cni downloading logic into `BeforeSuite`, however it is still hard to figure out who should install nsenter, manually installed by every developer? in the `setup_host.sh` script? in `BeforeSuite`?
This PR:
* Added a flag to disable kubenet and disabled kubenet in local test.
* Cleaned up the CNI installation logic a bit.
/cc @yujuhong @freehan
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This re-institutes some of the rolled-back logic from previous commits. It
bounds the scope of what the deepcopy generator is willing to do with regards
to generating and calling generated functions.
Automatic merge from submit-queue
Implementing a proper master/worker split in the juju cluster code.
```
release-note-none
```
General updates to the cluster/juju Kubernetes provider, to bring it up to date.
Updating the skydns templates to version 11
Updating the etcd container definition to include arch.
Updating the master template to include arch and version for hyperkube container.
Adding dns_domain configuration options.
Adding storage layer options.
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Updating the skydns templates to version 11
Updating the etcd container definition to include arch.
Updating the master template to include arch and version for hyperkube container.
Adding dns_domain configuration options.
Adding storage layer options.
Fixing underscore problem and adding exceptions.
Fixing the underscore flag errors.
Downstream generators that want to reuse the upstream generated types
need to be able to define a different ignore tag (so that they can see
the already generated types).
The staging images are now created with image families, so we can get rid of the
image indices stored in GCS. Also, get images based on milestone number instead
of "image type".
Automatic merge from submit-queue
Revert "Revert "GCI: add support for network plugin""
PR #27027 added the network plugin support in GCI config, but later a bug in the network plugin broke e2e tests (see issue #27118). The bug was fixed by #27141 and we have been repeatedly run the serial e2e tests more than 10 times to verify the fix. Now it should be safe to put the GCI network plugin support back.
We will first merge in the master branch and monitor the Jenkins serial tests for a while and then cherry-pick it into release-1.3 branch.
Automatic merge from submit-queue
Fixes and improvements to Photon Controller backend for kube-up
- Improve reliability of network address detection by using MAC
address. VMware has a MAC OUI that reliably distinguishes the VM's
NICs from the other NICs (like the CBR). This doesn't rely on the
unreliable reporting of the portgroup.
- Persist route changes. We configure routes on the master and nodes,
but previously we didn't persist them so they didn't last across
reboots. This persists them in /etc/network/interfaces
- Fix regression that didn't configure auth for kube-apiserver with
Photon Controller.
- Reliably run apt-get update: Not doing this can cause apt to fail.
- Remove unused nginx config in salt
- Improve reliability of network address detection by using MAC
address. VMware has a MAC OUI that reliably distinguishes the VM's
NICs from the other NICs (like the CBR). This doesn't rely on the
unreliable reporting of the portgroup.
- Persist route changes. We configure routes on the master and nodes,
but previously we didn't persist them so they didn't last across
reboots. This persists them in /etc/network/interfaces
- Fix regression that didn't configure auth for kube-apiserver with
Photon Controller.
- Reliably run apt-get update: Not doing this can cause apt to fail.
- Remove unused nginx config in salt
Automatic merge from submit-queue
Add a custom main instead of the standard test main, to reduce stack …
Adds a custom test main handler (see: `TestMain` in https://golang.org/pkg/testing/ for details)
Partial fix for https://github.com/kubernetes/kubernetes/issues/25965
This does the standard timeout, but strips non-kubernetes stacks out of the stack trace (e.g. it filters things like:
```
goroutine 466 [IO wait, 7 minutes]:
net.runtime_pollWait(0x7fd74c4672c0, 0x72, 0xc821614000)
/usr/local/go/src/runtime/netpoll.go:160 +0x60
net.(*pollDesc).Wait(0xc8215c21b0, 0x72, 0x0, 0x0)
/usr/local/go/src/net/fd_poll_runtime.go:73 +0x3a
net.(*pollDesc).WaitRead(0xc8215c21b0, 0x0, 0x0)
/usr/local/go/src/net/fd_poll_runtime.go:78 +0x36
net.(*netFD).Read(0xc8215c2150, 0xc821614000, 0x1000, 0x1000, 0x0, 0x7fd74c491050, 0xc820014058)
/usr/local/go/src/net/fd_unix.go:250 +0x23a
net.(*conn).Read(0xc820a5a090, 0xc821614000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
/usr/local/go/src/net/net.go:172 +0xe4
net/http.noteEOFReader.Read(0x7fd74c465258, 0xc820a5a090, 0xc8215f0068, 0xc821614000, 0x1000, 0x1000, 0x405773, 0x0, 0x0)
/usr/local/go/src/net/http/transport.go:1687 +0x67
net/http.(*noteEOFReader).Read(0xc8215ae1a0, 0xc821614000, 0x1000, 0x1000, 0xc82159ad1d, 0x0, 0x0)
<autogenerated>:284 +0xd0
bufio.(*Reader).fill(0xc8202a2b40)
/usr/local/go/src/bufio/bufio.go:97 +0x1e9
bufio.(*Reader).Peek(0xc8202a2b40, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0)
/usr/local/go/src/bufio/bufio.go:132 +0xcc
net/http.(*persistConn).readLoop(0xc8215f0000)
/usr/local/go/src/net/http/transport.go:1073 +0x177
created by net/http.(*Transport).dialConn
/usr/local/go/src/net/http/transport.go:857 +0x10a6
```
We may want to get even more aggressive in the future.
@kubernetes/sig-testing
Automatic merge from submit-queue
GCI: add support for network plugin
I had run e2e against a cluster with both master and nodes on GCI a couple of times. The PR auto tests will cover the hybrid cluster with just master on GCI.
cc/ @roberthbailey @fabioy @kubernetes/goog-image
Also includes other improvements:
- Makefile rule to run tests against remote instance using existing host or image
- Makefile will reuse an instance created from an image if it was not torn down
- Runner starts gce instances in parallel with building source
- Runner uses instance ip instead of hostname so that it doesn't need to resolve
- Runner supports cleaning up files and processes on an instance without stopping / deleting it
- Runner runs tests using `ginkgo` binary to support running tests in parallel
This PR contains Kubelet changes to enable attach/detach controller control.
* It introduces a new "enable-controller-attach-detach" kubelet flag to
enable control by controller. Default enabled.
* It removes all references "SafeToDetach" annoation from controller.
* It adds the new VolumesInUse field to the Node Status API object.
* It modifies the controller to use VolumesInUse instead of SafeToDetach
annotation to gate detachment.
* There is a bug in node-problem-detector that causes VolumesInUse to
get reset every 30 seconds. Issue https://github.com/kubernetes/node-problem-detector/issues/9
opened to fix that.
This change recovers some of the side effects of
https://github.com/kubernetes/kubernetes/pull/26197, i.e., keeps the defaults of
`NODE_IMAGE` and `NODE_IMAGE_PROJECT` to `MASTER_IMAGE` and
`MASTER_IMAGE_PROJECT`, for backward compatibility. Although it keeps
`OS_DISTRIBUTION` defaulting to `gci`, the default settings of these vars are
moved to `cluster/gce/util.sh` and conditioned on `OS_DISTRIBUTION==gci`.
Automatic merge from submit-queue
Support per-test-environment ginkgo flags for node e2e tests to facilitate skipping miss behaving tests in PR builder
We had an issue today where some node e2e tests were timing out in the pr builder. We want to be able to skip tests in the pr builder and leave them running in the CI if this happens again.
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This allows kube-controller-manager to allocate CIDRs to nodes (with
allocate-node-cidrs=true), but will not try to configure them on the
cloud provider, even if the cloud provider supports Routes.
The default is configure-cloud-routes=true, and it will only try to
configure routes if allocate-node-cidrs is also configured, so the
default behaviour is unchanged.
This is useful because on AWS the cloud provider configures routes by
setting up VPC routing table entries, but there is a limit of 50
entries. So setting configure-cloud-routes on AWS would allow us to
continue to allocate node CIDRs as today, but replace the VPC
route-table mechanism with something not limited to 50 nodes.
We can't just turn off the cloud-provider entirely because it also
controls other things - node discovery, load balancer creation etc.
Fix#25602
Automatic merge from submit-queue
Attach Detach Controller Business Logic
This PR adds the meat of the attach/detach controller proposed in #20262.
The PR splits the in-memory cache into a desired and actual state of the world.
Split controller cache into actual and desired state of world.
Controller will only operate on volumes scheduled to nodes that
have the "volumes.kubernetes.io/controller-managed-attach" annotation.
- Add junit test reported
- Write etcd.log, kubelet.log and kube-apiserver.log to files instead of stdout
- Scp artifacts to the jenkins WORKSPACE
Fixes#25966
Automatic merge from submit-queue
Add a 'kubectl clusterinfo dump' option
Ref: #3500
@bgrant0607 @smarterclayton @jszczepkowski
Usage:
```
# Dump current cluster state to stdout
kubectl clusterinfo dump
# Dump current cluster state to /tmp
kubectl clusterinfo dump --output-directory=/tmp
# Dump all namespaces to stdout
kubectl clusterinfo dump --all-namespaces
# Dump a set of namespaces to /tmp
kubectl clusterinfo dump --namespaces default,kube-system --output-directory=/tmp
```
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Automatic merge from submit-queue
Cache Webhook Authentication responses
Add a simple LRU cache w/ 2 minute TTL to the webhook authenticator.
Kubectl is a little spammy, w/ >= 4 API requests per command. This also prevents a single unauthenticated user from being able to DOS the remote authenticator.
Automatic merge from submit-queue
Updaing QoS policy to be at the pod level
Quality of Service will be derived from an entire Pod Spec, instead of being derived from resource specifications of individual resources per-container.
A Pod is `Guaranteed` iff all its containers have limits == requests for all the first-class resources (cpu, memory as of now).
A Pod is `BestEffort` iff requests & limits are not specified for any resource across all containers.
A Pod is `Burstable` otherwise.
Note: Existing pods might be more susceptible to OOM Kills on the node due to this PR! To protect pods from being OOM killed on the node, set `limits` for all resources across all containers in a pod.
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Automatic merge from submit-queue
Add a timeout to the node e2e Ginkgo test runner
Also add a few debugging statements to indicate progress.
Should help prevent #25639, since we'll timeout tests before Jenkins times out the build.
Automatic merge from submit-queue
Cassandra examples updating images to v9
- this is a version bump for the C* image
- I also increased the cpu to .5 because .1 is slow like warm death
Who can actually run the build to get the container to the examples repo?
This patch adds the --exit-on-lock-contention flag, which must be used
in conjunction with the --lock-file flag. When provided, it causes the
kubelet to wait for inotify events for that lock file. When an 'open'
event is received, the kubelet will exit.
Automatic merge from submit-queue
Implement the cluster-controller of kubernetes federation
This PR is the cluster-controller of kubernetes federation.
This controller of federation phase 1 just collect the status of federated clusters.
Automatic merge from submit-queue
Adding Services to federation clientset
Commits:
1. Regenerate the client without any changes to client-gen
2. Update clientgen to add a parameter to specify generating client only for Services v1 object.
3. Regenerate federation_internalclientset
4. Regenerate federation_release_1_3
Second commit is the most important one. Other 3 commits are auto generated by running client-gen.
I have added a command line argument to client-gen that takes in a list of group/version/resource. If a group version is part of this list, then only the resources in this list are included in the client. For other group versions, the existing check of genclient=true in types.go is used.
Other alternatives considered were:
* Update genclient in types.go to mention the clientset name in which it should be included instead of just saying genclient=true (so Services will say genclient=core,federation while all other v1 resources will say genclient=core). This requires a code change in types.go to change a client set.
* Create another types.go which will only include Services and use that to generate federation clientset. This will lead to duplicate Service definition.
cc @caesarxuchao @lavalamp @jianhuiz @mfanjie @kubernetes/sig-cluster-federation
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Automatic merge from submit-queue
WIP v0 NVIDIA GPU support
```release-note
* Alpha support for scheduling pods on machines with NVIDIA GPUs whose kubelets use the `--experimental-nvidia-gpus` flag, using the alpha.kubernetes.io/nvidia-gpu resource
```
Implements part of #24071 for #23587
I am not familiar with the scheduler enough to know what to do with the scores. Mostly punting for now.
Missing items from the implementation plan: limitranger, rkt support, kubectl
support and docs
cc @erictune @davidopp @dchen1107 @vishh @Hui-Zhi @gopinatht
Automatic merge from submit-queue
Webhook Token Authenticator
Add a webhook token authenticator plugin to allow a remote service to make authentication decisions.
Implements part of #24071
I am not familiar with the scheduler enough to know what to do with the scores. Punting for now.
Missing items from the implementation plan: limitranger, rkt support, kubectl
support and user docs
Automatic merge from submit-queue
cluster/images/hyperkube: create symlink for each server
Add a kubelet symlink so that the hyperkube image can appear as a kubelet image. https://github.com/kubernetes/kubernetes/issues/24510
Automatic merge from submit-queue
Introduce events flag for describers
Printing events for a given object is not always needed. Thus, introducing --show-events=false to ``kubectl describe`` to skip events printing.
Fixes: #24239
Automatic merge from submit-queue
Add subPath to mount a child dir or file of a volumeMount
Allow users to specify a subPath in Container.volumeMounts so they can use a single volume for many mounts instead of creating many volumes. For instance, a user can now use a single PersistentVolume to store the Mysql database and the document root of an Apache server of a LAMP stack pod by mapping them to different subPaths in this single volume.
Also solves https://github.com/kubernetes/kubernetes/issues/20466.
Introduce DescriberSettings for Describer display options
Introduce --show-events flag and DescriberSettings in Describer methods
Introduce unit-tests
Regenerated kubectl describe docs
Add events flag tests to test-cmd.sh
Signed-off-by: dhodovsk@redhat.com
Signed-off-by: jchaloup@redhat.com
The codec factory should support two distinct interfaces - negotiating
for a serializer with a client, vs reading or writing data to a storage
form (etcd, disk, etc). Make the EncodeForVersion and DecodeToVersion
methods only take Encoder and Decoder, and slight refactoring elsewhere.
In the storage factory, use a content type to control what serializer to
pick, and use the universal deserializer. This ensures that storage can
read JSON (which might be from older objects) while only writing
protobuf. Add exceptions for those resources that may not be able to
write to protobuf (specifically third party resources, but potentially
others in the future).
Automatic merge from submit-queue
kubectl rolling-update support for same image
Fixes#23497.
Enables `kubectl rolling-update --image` to the same image, adding a `--image-pull-policy` flag to remove ambiguity. This allows rolling-update to behave as an "update and/or restart" (https://github.com/kubernetes/kubernetes/issues/23497#issuecomment-212349730), or as a forced update when the same tag can mean multiple versions (e.g. `:latest`). cc @janetkuo @nikhiljindal
Automatic merge from submit-queue
Add kubelet flags for eviction threshold configuration
This PR just adds the flags for kubelet eviction and the associated generated code.
I am happy to tweak text, but we can also do that later at this point in the release.
Since this causes codegen, I wanted to stage this first.
/cc @vishh @kubernetes/sig-node
Automatic merge from submit-queue
Initial kube-up support for VMware's Photon Controller
This is for: https://github.com/kubernetes/kubernetes/issues/24121
Photon Controller is an open-source cloud management platform. More
information is available at:
http://vmware.github.io/photon-controller/
This commit provides initial support for Photon Controller. The
following features are tested and working:
- kube-up and kube-down
- Basic pod and service management
- Networking within the Kubernetes cluster
- UI and DNS addons
It has been tested with a Kubernetes cluster of up to 10
nodes. Further work on scaling is planned for the near future.
Internally we have implemented continuous integration testing and will
run it multiple times per day against the Kubernetes master branch
once this is integrated so we can quickly react to problems.
A few things have not yet been implemented, but are planned:
- Support for kube-push
- Support for test-build-release, test-setup, test-teardown
Assuming this is accepted for inclusion, we will write documentation
for the kubernetes.io site.
We have included a script to help users configure Photon Controller
for use with Kubernetes. While not required, it will help some
users get started more quickly. It will be documented.
We are aware of the kube-deploy efforts and will track them and
support them as appropriate.
This is for: https://github.com/kubernetes/kubernetes/issues/24121
Photon Controller is an open-source cloud management platform. More
information is available at:
http://vmware.github.io/photon-controller/
This commit provides initial support for Photon Controller. The
following features are tested and working:
- kube-up and kube-down
- Basic pod and service management
- Networking within the Kubernetes cluster
- UI and DNS addons
It has been tested with a Kubernetes cluster of up to 10
nodes. Further work on scaling is planned for the near future.
Internally we have implemented continuous integration testing and will
run it multiple times per day against the Kubernetes master branch
once this is integrated so we can quickly react to problems.
A few things have not yet been implemented, but are planned:
- Support for kube-push
- Support for test-build-release, test-setup, test-teardown
Assuming this is accepted for inclusion, we will write documentation
for the kubernetes.io site.
We have included a script to help users configure Photon Controller
for use with Kubernetes. While not required, it will help some
users get started more quickly. It will be documented.
We are aware of the kube-deploy efforts and will track them and
support them as appropriate.
Automatic merge from submit-queue
Make etcd cache size configurable
Instead of the prior 50K limit, allow users to specify a more sensible size for their cluster.
I'm not sure what a sensible default is here. I'm still experimenting on my own clusters. 50 gives me a 270MB max footprint. 50K caused my apiserver to run out of memory as it exceeded >2GB. I believe that number is far too large for most people's use cases.
There are some other fundamental issues that I'm not addressing here:
- Old etcd items are cached and potentially never removed (it stores using modifiedIndex, and doesn't remove the old object when it gets updated)
- Cache isn't LRU, so there's no guarantee the cache remains hot. This makes its performance difficult to predict. More of an issue with a smaller cache size.
- 1.2 etcd entries seem to have a larger memory footprint (I never had an issue in 1.1, even though this cache existed there). I suspect that's due to image lists on the node status.
This is provided as a fix for #23323
This change revises the way to provide kube-system manifests for clusters on Trusty. Originally, we maintained copies of some manifests under cluster/gce/trusty/kube-manifests, which is not scalable and hard to maintain. With this change, clusters on Trusty will use the same source of manifests as ContainerVM. This change also fixes some minor problems such as shell variables and comments to meet the style guidance better.
- Add README.md for node e2e tests
- Add support for --cleanup=false to leave test files on remote hosts and temporary instances for debugging
- Add ubuntu trusty instances for docker 1.8 and docker 1.9 to jenkins pr builder
- Disable coreos-beta for jenkins ci since it is failing - need to investigate
- support allocating gce instances from images and running tests against them
- set --hostname-override to match node name
- add jenkins script to source to reproduce jenkins build locally
- Add Makefile targets
- Start services in the test harness and connect locally
- Build test into binary and copy to remote host to start services
- Use tar to copy binaries to remote hosts to simplify design
controller-manager in k8sm:
- rename host_port_endpoints flag to host-port-endpoints
- host port mapping strategy in scheduler should be driven by host-port-endpoints flag
- added host-port-endpoints to known flags
- docs: scheduler should also be configured with host-port-endpoints
- task recovery: be explicit about excluding mirror pods
`--kubelet-cgroups` and `--system-cgroups` respectively.
Updated `--runtime-container` to `--runtime-cgroups`.
Cleaned up most of the kubelet code that consumes these flags to match
the flag name changes.
Signed-off-by: Vishnu kannan <vishnuk@google.com>
I can't revert with github which says "Sorry, this pull request couldn’t be
reverted automatically. It may have already been reverted, or the content may
have changed since it was merged."
Reverts commit: 0c191e787b
* Metrics will not be expose until they are hooked up to a handler
* Metrics are not cached and expose a dos vector, this must be fixed before release or the stats should not be exposed through an api endpoint
Recycle controller tries to recycle or delete a PV several times.
It stores count of failed attempts and timestamp of the last attempt in
annotations of the PV.
By default, the controller tries to recycle/delete a PV 3 times in
10 minutes interval. These values are configurable by
kube-controller-manager --pv-recycler-maximum-retry=X --pvclaimbinder-sync-period=Y
arguments.
We do this because they will be recreated immediately by the
DaemonSet Controller. In addition, we also require a specific flag
(--ignore-daemonsets) when there are DaemonSet pods on the node.
The protobuf tags contain the assigned tag id, which then ensures
subsequent generation is consistently tagging (tags don't change across
generations unless someone deletes the protobuf tag).
In addition, generate final proto IDL that is free of gogoproto
extensions for ease of generation into other languages.
Add a flag --keep-gogoproto which preserves the gogoproto extensions in
the final IDL.
We adapt the existing code to work across all zones in a region.
We require a feature-flag to enable Ubernetes-Lite
Reasons:
* There are some behavioural changes if users create volumes with
the same name in two zones.
* We don't want to make one API call per zone if we're not running
Ubernetes-Lite.
* Ubernetes-Lite is still experimental.
There isn't a parallel flag implemented for AWS, because at the moment
there would be no behaviour changes from this.
Add `kube-reserved` and `system-reserved` flags for configuration
reserved resources for usage outside of kubernetes pods. Allocatable is
provided by the Kubelet according to the formula:
```
Allocatable = Capacity - KubeReserved - SystemReserved
```
Also provides a method for estimating a reasonable default for
`KubeReserved`, but the current implementation probably is low and needs
more tuning.
Some functionality in hack/lib is currently depended on by
cluster/common.sh so kube-up from the full release tar (which
does not include hack/) is currently broken. With this PR we
create cluster/lib/ and move the necessary bits from hack/
over to get kube-up working again.
Fixes: 96d1b8d1b2
Signed-off-by: Mike Danese <mikedanese@google.com>
Implement a flag that defines the frequency at which a node's out of
disk condition can change its status. Use this flag to suspend out of
disk status changes in the time period specified by the flag, after
the status is changed once.
Set the flag to 0 in e2e tests so that we can predictably test out of
disk node condition.
Also, use util.Clock interface for all time related functionality in
the kubelet. Calling time functions in unversioned package or time
package such as unversioned.Now() or time.Now() makes it really hard
to test such code. It also makes the tests flaky and sometimes
unnecessarily slow due to time.Sleep() calls used to simulate the
time elapsed. So use util.Clock interface instead which can be faked
in the tests.
Add flags to control max connections (set to 256k vs 64k default) and TCP
established timeout (set to 1 day vs 5 day default). Flags can be set to 0 to
mean "don't change it".
This is only set at startup, and not wrapped in a rectifier loop.
Tested manually.
1. Name default scheduler with name `kube-scheduler`
2. The default scheduler only schedules the pods meeting the following condition:
- the pod has no annotation "scheduler.alpha.kubernetes.io/name: <scheduler-name>"
- the pod has annotation "scheduler.alpha.kubernetes.io/name: kube-scheduler"
update gofmt
update according to @david's review
run hack/test-integration.sh, hack/test-go.sh and local e2e.test
Currently if a pod is being scheduled with no meta.RolesKey label
attached to it, per convention the first configured mesos (framework)
role is being used.
This is quite limiting and also lets e2e tests fail. This commit
introduces a new configuration option "--mesos-default-pod-roles" defaulting to
"*" which defines the default pod roles in case the meta.RolesKey pod
label is missing.
Contains the following fixes for Windows users of kubectl edit:
* Defaults to notepad as the default Windows editor
* Uses CRLF line endings
* Ensures a file lock is freed
Default to hardcodes for components that had them, and 5.0 qps, 10 burst
for those that relied on client defaults
Unclear if maybe it'd be better to just assume these are set as part of
the incoming kubeconfig. For now just exposing them as flags since it's
easier for me to manually tweak.
OpenContrail is an open-source based networking software which provides virtualization support for the cloud.
This change-set adds ability to install and provision opencontrail software for networking in kubernetes based cloud environment.
There are basically 3 components
o kube-network-manager -- plugin between contrail components and kubernets components
o provision_master.sh -- OpenContrail software installer and provisioner in master node
o provision_minion.sh -- OpenContrail software installer and provisioner in minion node(s)
These are driven via salt configuration files
One can provision opencontrail by just setting "export NETWORK_PROVIDER=opencontrail"
Optionally, OPENCONTRAIL_TAG, and OPENCONTRAIL_KUBERNETES_TAG can be used to
specify opencontrail and contrail-kubernetes software versions to install and provision.
Public-IP Subnet provided by contrail can be configured via OPENCONTRAIL_PUBLIC_SUBNET
environment variable
At this moment, plan is to add support for aws, gce and vagrant based platforms
For more information on contrail-kubernetes, please visit https://github.com/juniper/contrail-kubernetes For more information on opencontrail, please visit http://www.opencontrail.org
This changes the --legacy-userspace-proxy flag to be a string flag
--proxy-mode. If specified, the flag will be respected ('userspace' and
'iptables' being valid values). If left blank (default) we will choose the
"best". best means userspace for now UNLESS the user adds an annotation
(net.experimental.kubernetes.io/proxy-mode) to their node, in which case we
will try to use that.
This allows people to try it on a single machine without fear of global failure
and without it getting rolled back on reboots. It is a poor-man's config blob.
Increase the supported controls on pod logging. Add validaiton to pod
log options. Ensure the Kubelet is using a consistent, structured way to
process pod log arguments.
Add ?sinceSeconds=<durationInSeconds>, &sinceTime=<RFC3339>, ?timestamps=<bool>,
?tailLines=<number>, and ?limitBytes=<number>
Add a HostIPC field to the Pod Spec to create containers sharing
the same ipc of the host.
This feature must be explicitly enabled in apiserver using the
option host-ipc-sources.
Signed-off-by: Federico Simoncelli <fsimonce@redhat.com>
A lot of packages use StringSet, but they don't use anything else from
the util package. Moving StringSet into another package will shrink
their dependency trees significantly.
1. Add EvnetRecordQps and EventBurst parameter in kubelet.
2. If EvnetRecordQps and EventBurst was set, rate limit events in kubelet
with a independent ratelimiter as setted.