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75 Commits

Author SHA1 Message Date
Brad Davidson
0b96ca92bc Move servicelb into cloudprovider LoadBalancer interface 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-09-30 08:17:20 -07:00
Brad Davidson
7d6982d1fa Export agent.NetworkName for Windows 
Was made private in 4aca21a1f1 as there was no comment as to why it was exported.

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-08-23 15:10:57 -07:00
Brad Davidson
3e394f8ec5 The Windows kubelet does not accept cadvisor flags 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-08-23 15:10:57 -07:00
Brad Davidson
4aca21a1f1 Add cri-dockerd support as backend for --docker flag 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-08-05 02:39:25 -07:00
Brad Davidson
d2089872bb Fix issue with containerd stats missing from cadvisor metrics 
cadvisor still doesn't pull stats via CRI yet, so we have to continue to use the deprecated arg.

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-07-08 11:03:02 -07:00
Brad Davidson
491aa11e10 Revert "Give kubelet the node-ip value (#5579)" 
This reverts commit aa9065749c.

Setting dual-stack node-ip does not work when --cloud-provider is set
to anything, including 'external'. Just set node-ip to the first IP, and
let the cloud provider add the other address.

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-06-02 17:36:55 -07:00
Brad Davidson
29397b4e68 Re-add --cloud-provider=external kubelet arg 
The cloud-provider arg is deprecated and cannot be set to anything other than external, but must still be used or node addresses are not set properly.

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-06-01 14:23:53 -07:00
Manuel Buil
aa9065749c
Give kubelet the node-ip value (#5579) 
* Give kubelet all node-ips

Signed-off-by: Manuel Buil <mbuil@suse.com>
Co-authored-by: Brad Davidson <brad.davidson@rancher.com>
 2022-05-18 13:21:15 -07:00
Brad Davidson
360f18d1cf Always set pod-infra-container-image to protect it from image GC 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-05-11 14:39:07 -07:00
Brad Davidson
551f2fa00a Remove deprecated flags from kubelet 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-05-11 14:39:07 -07:00
Brad Davidson
333311c7ee Add systemd cgroup controller support 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2022-04-29 09:22:57 -07:00
Brian Downs
8083ef5824
fix function arg call (#5234) 2022-03-08 17:00:57 -07:00
Roberto Bonafiglia
3fabc0703b
Merge pull request #4450 from olljanat/support-ipv6-only 
Add partial support for IPv6 only mode
 2022-03-08 11:38:52 +01:00
Luther Monson
9a849b1bb7
[master] changing package to k3s-io (#4846) 
* changing package to k3s-io

Signed-off-by: Luther Monson <luther.monson@gmail.com>

Co-authored-by: Derek Nola <derek.nola@suse.com>
 2022-03-02 15:47:27 -08:00
Olli Janatuinen
966f4d6a01 Add support for IPv6 only mode 
Automatically switch to IPv6 only mode if first node-ip is IPv6 address

Signed-off-by: Olli Janatuinen <olli.janatuinen@gmail.com>
 2022-02-10 20:34:59 +02:00
Luther Monson
66eeabbdfc linter doesn't actually run on windows, found these while getting it running on a windows machine 
Signed-off-by: Luther Monson <luther.monson@gmail.com>
 2021-12-28 20:44:21 -07:00
Brad Davidson
87395e32d6 Update modules for Kubernetes v1.23 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-12-22 10:47:38 -08:00
Manuel Buil
5d168a1d59 Allow svclb pod to enable ipv6 forwarding 
Signed-off-by: Manuel Buil <mbuil@suse.com>
 2021-11-10 18:20:03 +01:00
Brad Davidson
73e21e739f Drop broken SupportNoneCgroupDriver support 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-09-23 16:12:51 -07:00
Brad Davidson
199424b608 Pass context into all Executor functions 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-09-14 16:41:27 -07:00
Brad Davidson
90960ebf4e SupportPodPidsLimit is locked to true of 1.20, making pids cgroup support mandatory 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-09-09 11:49:53 -07:00
Kohei Tokunaga
8b857eef9c
Ship Stargz Snapshotter (#2936) 
* Ship Stargz Snapshotter

Signed-off-by: ktock <ktokunaga.mail@gmail.com>

* Bump github.com/containerd/stargz-snapshotter to v0.8.0

Signed-off-by: Kohei Tokunaga <ktokunaga.mail@gmail.com>
 2021-09-01 16:27:42 -07:00
Akihiro Suda
176451f4ea
Fix rootless regression in 1.22 (Set KubeletInUserNamespace gate) (#3901) 
Fix issue 3900

Kubernetes 1.22 requires `KuebletInUserNamespace` feature gate to be set for rootless:
https://kubernetes.io/docs/tasks/administer-cluster/kubelet-in-userns/#userns-the-hard-way

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
 2021-08-24 08:27:17 -07:00
Brad Davidson
e204d863a5 Update Kubernetes to v1.22.1 
* Update Kubernetes to v1.22.1
* Update dependent modules to track with upstream

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-08-20 18:47:16 -07:00
Jamie Phillips
ae909c73e5 Updated the code to use GetNetworkByName and tweaked logic. 
Updated the method being called and tweaked the logic.

Signed-off-by: Jamie Phillips <jamie.phillips@suse.com>
 2021-08-10 13:53:08 -07:00
Jamie Phillips
7704fb6ee5
Exporting the AddFeatureGate function and adding a unit test for it. (#3661) 2021-07-28 13:04:42 -07:00
Jamie Phillips
fc19b805d5
Added logic to strip any existing hyphens before processing the args. (#3662) 
Updated the logic to handle if extra args are passed with existing hyphens in the arg. The test was updated to add the additional case of having pre-existing hyphens. The method name was also refactored based on previous feedback.
 2021-07-28 13:04:19 -07:00
Brad Davidson
90445bd581
Wait until server is ready before configuring kube-proxy (#3716) 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-07-27 14:56:05 -07:00
Jamie Phillips
a62d143936 Fixing various bugs related to windows. 
This changes the crictl template for issues with the socket information. It also addresses a typo in the socket address. Last it makes tweaks to configuration that aren't required or had incorrect logic.

Signed-off-by: Jamie Phillips <jamie.phillips@suse.com>


spelling
 2021-07-07 15:50:34 -07:00
Jamie Phillips
82394d7d36 Basic windows agent that will join a cluster without CNI. 
Signed-off-by: Jamie Phillips <jamie.phillips@suse.com>
 2021-06-23 09:07:50 -07:00
Jamie Phillips
7345ac35ae
Initial windows support for agent (#3375) 
Signed-off-by: Jamie Phillips <jamie.phillips@suse.com>
 2021-06-01 12:29:46 -07:00
Brad Davidson
7e175e8ad4 Handle conntrack-related sysctls in supervisor agent setup 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-05-18 13:40:44 -07:00
Brad Davidson
02a5bee62f
Add system-default-registry support and remove shared code (#3285) 
* Move registries.yaml handling out to rancher/wharfie
* Add system-default-registry support
* Add CLI support for kubelet image credential providers

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-05-10 15:58:41 -07:00
Brad Davidson
2705431d96
Add support for dual-stack Pod/Service CIDRs and node IP addresses (#3212) 
* Add support for dual-stack cluster/service CIDRs and node addresses

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-04-21 15:56:20 -07:00
Akihiro Suda
6e8284e3d4 rootless: enable resource limitation (requires cgroup v2, systemd) 
Now rootless mode can be used with cgroup v2 resource limitations.
A pod is executed in a cgroup like "/user.slice/user-1001.slice/user@1001.service/k3s-rootless.service/kubepods/podd0eb6921-c81a-4214-b36c-d3b9bb212fac/63b5a253a1fd4627da16bfce9bec58d72144cf30fe833e0ca9a6d60ebf837475".

This is accomplished by running `kubelet` in a cgroup namespace, and enabling `cgroupfs` driver for the cgroup hierarchy delegated by systemd.

To enable cgroup v2 resource limitation, `k3s server --rootless` needs to be launched as `systemctl --user` service.
Please see the comment lines in `k3s-rootless.service` for the usage.

Running `k3s server --rootless` via a terminal is not supported.
When it really needs to be launched via a terminal, `systemd-run --user -p Delegate --tty` needs to be prepended to create a systemd scope.

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
 2021-03-24 00:37:30 -07:00
Hussein Galal
5749f66aa3
Add disable flags for control components (#2900) 
* Add disable flags to control components

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* golint

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* more fixes

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* fixes to disable flags

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* Add comments to functions

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* Fix joining problem

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* more fixes

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* golint

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* fix ticker

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* fix role labels

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* more fixes

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>
 2021-02-12 17:35:57 +02:00
Brad Davidson
e06119729b
Improve handling of comounted cpu,cpuacct controllers (#2911) 
* Improve handling of comounted cpu,cpuacct controllers

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-02-09 16:12:58 -08:00
Akihiro Suda
f3c41b7650 fix cgroup2 support 
Fix issue 900

cgroup2 support was introduced in PR 2584, but got broken in f3de60ff31

It was failing with "F1210 19:13:37.305388    4955 server.go:181] cannot set feature gate SupportPodPidsLimit to false, feature is locked to true"

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
 2021-01-25 22:45:07 -08:00
Brad Davidson
8011697175 Only container-runtime-endpoint wants RuntimeSocket path as URI 
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
 2021-01-22 18:56:30 -08:00
Chris Kim
61ef2ce95e use version.Program 
Signed-off-by: Chris Kim <oats87g@gmail.com>
 2020-12-09 12:34:13 -08:00
Chris Kim
48925fcb88
Simplify checkCgroups function call 
Co-authored-by: Brian Downs <brian.downs@gmail.com>
 2020-12-09 11:59:54 -08:00
Chris Kim
a3f87a81bd Independently set kubelet-cgroups and runtime-cgroups, and detect if we are running under a systemd scope 
Signed-off-by: Chris Kim <oats87g@gmail.com>
 2020-12-09 11:39:33 -08:00
Chris Kim
3d1e40eaa3 Handle the case when systemd lives under /init.scope 
Signed-off-by: Chris Kim <oats87g@gmail.com>
 2020-12-08 10:26:54 -08:00
Chris Kim
f3de60ff31 When there is a defined cgroup for PID 1, assume we are containerized and set a root 
Signed-off-by: Chris Kim <oats87g@gmail.com>
 2020-12-07 13:15:15 -08:00
Brian Downs
5a81fdbdc5 update cis flag implementation to propogate the rest of the way through to kubelet 
Signed-off-by: Brian Downs <brian.downs@gmail.com>
 2020-07-20 16:31:56 -07:00
Darren Shepherd
afd6f6d7e7 Encapsulate execution logic 
This moves all the calls to cobra root commands to one package
so that we can change the behavior of running components as embedded
or external.
 2020-05-05 15:34:32 -07:00
Darren Shepherd
70ddc799bd
Merge pull request #1691 from ibuildthecloud/staticpod 
Suppport static pods at ${datadir}/agent/staticpods
 2020-05-05 14:35:45 -07:00
Darren Shepherd
8c7fbe3dde Suppport static pods at ${datadir}/agent/pod-manifests 2020-05-05 12:43:47 -07:00
Darren Shepherd
5715e1ba0d Add ability to disable kubeproxy 2020-04-27 11:24:00 -07:00
Erik Wilson
fa03a0df3c Run kubelet with containerd flag 
The containerd flag was accidentally added to kubelet and is
deprecated, but needed for cadvisor to properly connect with
the k3s containerd socket, so adding for now.
 2020-01-16 10:25:57 -07:00