Allows nodes to join the cluster during a webhook outage. This also
enhances auditability by creating Kubernetes events for the deferred
verification.
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
Only actual admin actions should use the admin kubeconfig; everything done by the supervisor/deploy/helm controllers will now use a distinct account for audit purposes.
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
Allow bootstrapping with kubeadm bootstrap token strings or existing
Kubelet certs. This allows agents to join the cluster using kubeadm
bootstrap tokens, as created with the `k3s token create` command.
When the token expires or is deleted, agents can successfully restart by
authenticating with their kubelet certificate via node authentication.
If the token is gone and the node is deleted from the cluster, node auth
will fail and they will be prevented from rejoining the cluster until
provided with a valid token.
Servers still must be bootstrapped with the static cluster token, as
they will need to know it to decrypt the bootstrap data.
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
* General cleanup of test-helpers functions to address CI failures
* Install awscli in test image
* Log containerd output to file even when running with --debug
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
* Add EncryptSecrets to Critical Control Args
* use deep comparison to extract differences
Signed-off-by: Derek Nola <derek.nola@suse.com>
Signed-off-by: Derek Nola <derek.nola@suse.com>
Using the node external IP address for all CNI traffic is a breaking change from previous versions; we should make it an opt-in for distributed clusters instead of default behavior.
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
Requires tweaking existing method signature to allow specifying whether or not IPv6 addresses should be return URL-safe.
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
* Move startup hooks wg into a runtime pointer, check before notifying systemd
* Switch default systemd notification to server
* Add 1 sec delay to allow etcd to write to disk
Signed-off-by: Derek Nola <derek.nola@suse.com>
Watching pods appears to be the most reliable way to ensure that the
proxy routes and authorizes connections.
Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
Before this change, kube-router was always assuming that IPv4 is
enabled, which is not the case in IPv6-only clusters. To enable network
policies in IPv6-only, we need to explicitly let kube-router know when
to disable IPv4.
Signed-off-by: Michal Rostecki <vadorovsky@gmail.com>
Problem:
Specifying extra arguments for the API server for example is not supported as
the arguments get stored in a map before being passed to the API server.
Solution:
Updated the GetArgs function to store the arguments in a map that can have
multiple values. Some more logic is added so that repeated extra arguments
retain their order when sorted whilst overall the arguments can still be
sorted for improved readability when logged.
Support has been added for prefixing and suffixing default argument values
by using -= and += when specifying extra arguments.
Signed-off-by: Terry Cain <terry@terrys-home.co.uk>
* Regular CLI framework for encrypt commands
* New secrets-encryption feature
* New integration test
* fixes for flaky integration test CI
* Fix to bootstrap on restart of existing nodes
* Consolidate event recorder
Signed-off-by: Derek Nola <derek.nola@suse.com>
* Add etcd extra args support for K3s
Signed-off-by: Chris Kim <oats87g@gmail.com>
* Add etcd custom argument integration test
Signed-off-by: Chris Kim <oats87g@gmail.com>
* go generate
Signed-off-by: Chris Kim <oats87g@gmail.com>
* Make sure there are no duplicates in etcd member list
Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>
* fix node names with hyphens
Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>
* use full server name for etcd node name
Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>
Vitor Savian