Comments (1)
Validated on release-1.28 branch with version v1.28.11-rc3+k3s1
Environment Details
Infrastructure
- Cloud
- Hosted
Node(s) CPU architecture, OS, and Version:
$ cat /etc/os-release
PRETTY_NAME="Ubuntu 22.04.2 LTS"
$ uname -m
x86_64
Cluster Configuration:
HA: 3 server/ 1 agent
Config.yaml:
token: xxxx
cluster-init: true
write-kubeconfig-mode: "0644"
node-external-ip: 1.1.1.1
node-label:
- k3s-upgrade=server
etcd-snapshot-retention: 2
etcd-snapshot-schedule-cron: "* * * * *"
etcd-s3: true
etcd-s3-access-key: <access-key>
etcd-s3-secret-key: <secret-key>
etcd-s3-bucket: <s3-bucket>
etcd-s3-folder: <s3-folder>
etcd-s3-region: <region>
debug: true
Testing Steps
- Copy config.yaml
$ sudo mkdir -p /etc/rancher/k3s && sudo cp config.yaml /etc/rancher/k3s
- Install k3s
curl -sfL https://get.k3s.io | sudo INSTALL_K3S_VERSION='v1.28.11-rc3+k3s1' sh -s - server
- Verify Cluster Status:
kubectl get nodes -o wide
kubectl get pods -A
- Perform:
$ sudo k3s etcd-snapshot prune
$ sudo k3s etcd-snapshot list
pruned snapshot should not be listed after being deleted.
Replication Results:
- k3s version used for replication:
$ k3s -v
k3s version v1.28.10+k3s1 (a4c5612e)
go version go1.21.9
$ sudo /usr/local/bin/k3s etcd-snapshot prune
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --etcd-snapshot-schedule-cron found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --cluster-init found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --write-kubeconfig-mode found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --node-external-ip found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --node-label found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Cluster CA certificate is not trusted by the host CA bundle, but the token does not include a CA hash. Use the full token from the server's node-token file to enable Cluster CA validation."
time="2024-06-21T16:57:06Z" level=info msg="Snapshot on-demand-ip-172-31-30-182-1718988908 deleted."
time="2024-06-21T16:57:06Z" level=info msg="Snapshot <s3-folder>/on-demand-ip-172-31-30-182-1718988908 deleted."
$ sudo /usr/local/bin/k3s etcd-snapshot list 2>/dev/null On SERVER1: 18.188.91.198
Name Location Size Created
etcd-snapshot-ip-172-31-30-182-1718988421 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988421 1224736 2024-06-21T16:47:01Z
etcd-snapshot-ip-172-31-30-182-1718988481 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988481 3276832 2024-06-21T16:48:01Z
etcd-snapshot-ip-172-31-30-182-1718988543 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988543 3772448 2024-06-21T16:49:03Z
etcd-snapshot-ip-172-31-30-182-1718988601 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988601 4104224 2024-06-21T16:50:01Z
etcd-snapshot-ip-172-31-30-182-1718988664 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988664 4272160 2024-06-21T16:51:04Z
etcd-snapshot-ip-172-31-30-182-1718988724 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988724 4505632 2024-06-21T16:52:04Z
etcd-snapshot-ip-172-31-30-182-1718988783 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988783 5267488 2024-06-21T16:53:03Z
etcd-snapshot-ip-172-31-30-182-1718988841 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988841 5443616 2024-06-21T16:54:01Z
etcd-snapshot-ip-172-31-30-182-1718988903 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988903 5623840 2024-06-21T16:55:03Z
on-demand-ip-172-31-30-182-1718988908 s3://<s3-bucket>/<s3-folder>/on-demand-ip-172-31-30-182-1718988908 5652512 2024-06-21T16:55:08Z
on-demand-ip-172-31-30-182-1718988916 s3://<s3-bucket>/<s3-folder>/on-demand-ip-172-31-30-182-1718988916 5705760 2024-06-21T16:55:16Z
on-demand-ip-172-31-30-182-1718988916 file:///var/lib/rancher/k3s/server/db/snapshots/on-demand-ip-172-31-30-182-1718988916 5705760 2024-06-21T16:55:16Z
on-demand-ip-172-31-30-182-1718988925 s3://<s3-bucket>/<s3-folder>/on-demand-ip-172-31-30-182-1718988925 5738528 2024-06-21T16:55:25Z
on-demand-ip-172-31-30-182-1718988925 file:///var/lib/rancher/k3s/server/db/snapshots/on-demand-ip-172-31-30-182-1718988925 5738528 2024-06-21T16:55:25Z
etcd-snapshot-ip-172-31-30-182-1718988961 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718988961 5836832 2024-06-21T16:56:01Z
etcd-snapshot-ip-172-31-30-182-1718988961 file:///var/lib/rancher/k3s/server/db/snapshots/etcd-snapshot-ip-172-31-30-182-1718988961 5836832 2024-06-21T16:56:01Z
etcd-snapshot-ip-172-31-30-182-1718989021 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-30-182-1718989021 6656032 2024-06-21T16:57:01Z
etcd-snapshot-ip-172-31-30-182-1718989021 file:///var/lib/rancher/k3s/server/db/snapshots/etcd-snapshot-ip-172-31-30-182-1718989021 6656032 2024-06-21T16:57:01Z
on-demand-ip-172-31-30-182-1718988908 is still listed above - after it was supposed to be deleted.
Validation Results:
- k3s version used for validation:
$ k3s -v
k3s version v1.28.11-rc3+k3s1 (617b0e84)
go version go1.21.11
$ sudo /usr/local/bin/k3s etcd-snapshot prune
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --etcd-snapshot-schedule-cron found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --cluster-init found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --write-kubeconfig-mode found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --node-external-ip found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Unknown flag --node-label found in config.yaml, skipping\n"
time="2024-06-21T16:57:05Z" level=warning msg="Cluster CA certificate is not trusted by the host CA bundle, but the token does not include a CA hash. Use the full token from the server's node-token file to enable Cluster CA validation."
time="2024-06-21T16:57:05Z" level=info msg="Snapshot on-demand-ip-172-31-21-205-1718988904 deleted."
time="2024-06-21T16:57:05Z" level=info msg="Snapshot on-demand-ip-172-31-21-205-1718988904 deleted."
$ sudo /usr/local/bin/k3s etcd-snapshot list
Name Location Size Created
on-demand-ip-172-31-21-205-1718988915 s3://<s3-bucket>/<s3-folder>/on-demand-ip-172-31-21-205-1718988915 5759008 2024-06-21T16:55:15Z
on-demand-ip-172-31-21-205-1718988915 file:///var/lib/rancher/k3s/server/db/snapshots/on-demand-ip-172-31-21-205-1718988915 5759008 2024-06-21T16:55:15Z
on-demand-ip-172-31-21-205-1718988925 s3://<s3-bucket>/<s3-folder>/on-demand-ip-172-31-21-205-1718988925 5808160 2024-06-21T16:55:25Z
on-demand-ip-172-31-21-205-1718988925 file:///var/lib/rancher/k3s/server/db/snapshots/on-demand-ip-172-31-21-205-1718988925 5808160 2024-06-21T16:55:25Z
etcd-snapshot-ip-172-31-21-205-1718988964 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-21-205-1718988964 6852640 2024-06-21T16:56:04Z
etcd-snapshot-ip-172-31-21-205-1718988964 file:///var/lib/rancher/k3s/server/db/snapshots/etcd-snapshot-ip-172-31-21-205-1718988964 6852640 2024-06-21T16:56:04Z
etcd-snapshot-ip-172-31-21-205-1718989020 s3://<s3-bucket>/<s3-folder>/etcd-snapshot-ip-172-31-21-205-1718989020 6852640 2024-06-21T16:57:00Z
etcd-snapshot-ip-172-31-21-205-1718989020 file:///var/lib/rancher/k3s/server/db/snapshots/etcd-snapshot-ip-172-31-21-205-1718989020 6852640 2024-06-21T16:57:00Z
on-demand-ip-172-31-21-205-1718988904 is not on the list post delete.
from k3s.
Related Issues (20)
- [Release-1.29] - Agent loadbalancer may deadlock when servers are removed HOT 1
- [Release-1.28] - Agent loadbalancer may deadlock when servers are removed
- [Release-1.27] - Agent loadbalancer may deadlock when servers are removed HOT 1
- [Release-1.29] - `k3s etcd-snapshot` commands run against server specified in config file, instead of local server HOT 1
- [Release-1.28] - `k3s etcd-snapshot` commands run against server specified in config file, instead of local server HOT 1
- [Release-1.27] - `k3s etcd-snapshot` commands run against server specified in config file, instead of local server HOT 1
- kube-proxy with ipvs and lc does not work as expected (perhaps a conflict with flannel rules) HOT 3
- [Release-1.30] - Agent loadbalancer may deadlock when servers are removed HOT 1
- [Release-1.30] - `k3s etcd-snapshot` commands run against server specified in config file, instead of local server HOT 1
- Update the Traefik chart HOT 3
- Respect XDG base directory HOT 3
- Install script fails without sudo due to missing $SUDO prefix in transactional-update commands
- Logging of kube-scheduler HOT 5
- NVIDIA GPU detection doesn't work with all the drivers & toolkits installed HOT 2
- Containerd not installed by startup script - invalid capacity 0 on image filesystem warning when starting k3s node HOT 3
- SyncLoadBalancerFailed when using a very long (yet valid) service name
- "Section 3 Control Plane Configuration" in CIS Kubernetes Benchmark v1.8.0 is not applicable for K3s hardening ?
- K3s Multus + Whereabouts doesn't work
- v1.30.2+k3s2: 502 bad gateway when trying to get pod logs HOT 2
- Certificate rotation has no affect on client if server directory is present HOT 1
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from k3s.