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Diffstat (limited to 'content/logs/2021-12-26-nfs-k3s.org')
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diff --git a/content/logs/2021-12-26-nfs-k3s.org b/content/logs/2021-12-26-nfs-k3s.org deleted file mode 100644 index 5785d4f..0000000 --- a/content/logs/2021-12-26-nfs-k3s.org +++ /dev/null @@ -1,61 +0,0 @@ ---- -title: "Enable NFS on K3S" -date: 2021-12-26 -tags: ['kubernetes', 'linux', 'helm', 'k3s'] ---- - -By default [[https://k3s.io/][K3S]] comes only with [[https://github.com/rancher/local-path-provisioner][local-path]] storage class, and if you are running -with more than one node in your cluster you may want to use a more "distributed" -solution. For may case I opted for NFS. - -To check the current storage class you can run: - -#+BEGIN_SRC bash -k3s kubectl get storageclasses -#+END_SRC - -And it will print something like: - -#+BEGIN_SRC -NAME PROVISIONER RECLAIMPOLICY VOLUMEBINDINGMODE ALLOWVOLUMEEXPANSION AGE -local-path (default) rancher.io/local-path Delete WaitForFirstConsumer false 154d -#+END_SRC - -To start adding First you need to install [[https://github.com/helm/helm][helm]] on your server. To do so you may -run: - -#+BEGIN_SRC bash -curl -sSL https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash -#+END_SRC - -*Be careful when running scripts directly into bash always check the source* -*Sometimes is also recommended to do not pipe directly to bash* - -Once it is installed we need to add the [[https://kubernetes.io/docs/concepts/storage/storage-classes/#nfs][NFS storage classes]]. It has two -providers, I have chose [[https://github.com/kubernetes-sigs/nfs-subdir-external-provisioner][NFS Subdir External Provisioner]]. - -Add the helm repo - -#+BEGIN_SRC bash -helm repo add nfs-subdir-external-provisioner https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/ -#+END_SRC - -Then we need to actually install the provider - - -#+BEGIN_SRC bash -helm install nfs-subdir-external-provisioner nfs-subdir-external-provisioner/nfs-subdir-external-provisioner \ - --set nfs.server=x.x.x.x \ - --set nfs.path=/exported/path -#+END_SRC - -Set the ~nfs.server~ and ~nfs.path~ accordingly with your setup. - -After that if we run ~k3s kubectl get storageclasses~ it will now print another -NFS provider: - -#+BEGIN_SRC -NAME PROVISIONER RECLAIMPOLICY VOLUMEBINDINGMODE ALLOWVOLUMEEXPANSION AGE -local-path (default) rancher.io/local-path Delete WaitForFirstConsumer false 154d -nfs-client cluster.local/nfs-subdir-external-provisioner Delete Immediate true 76m -#+END_SRC |