kvaps/iscsi-sheepdog-provisioner

iSCSI Sheepdog dynamic provisioner

Runs as deployment.

Waits until PersistentVolumeClaims will be created in Kubernetes.

Then creates new drives with needed parameters and announce them as PersistentVolume in Kubernetes.

WARNING

Sheepdog is quite experimental storage, use it at your own risk.

Usage

• Create service account and cluster role for your provisioner:

  bash
  kubectl apply -f https://raw.githubusercontent.com/kvaps/kube-iscsi-loop/master/iscsi-sheepdog-provisioner/serviceaccount.yaml
  

• Create sheepdog provisioner daemonset:

  bash
  kubectl apply -f https://raw.githubusercontent.com/kvaps/kube-iscsi-loop/master/iscsi-sheepdog-provisioner/iscsi-sheepdog-provisioner.yaml
  

• Check storageclass options section below, then create new storage class with your filesystem:

  bash
  curl -o class.yaml -L https://raw.githubusercontent.com/kvaps/kube-iscsi-loop/master/iscsi-sheepdog-provisioner/class.yaml
  vim class.yaml
  kubectl apply -f class.yaml
  

• Create example claim and example pod

  bash
  kubectl apply -f https://raw.githubusercontent.com/kvaps/kube-iscsi-loop/master/iscsi-sheepdog-provisioner/claim.yaml
  kubectl apply -f https://raw.githubusercontent.com/kvaps/kube-iscsi-loop/master/iscsi-sheepdog-provisioner/test-pod.yaml
  

Configuration variables

• PROVISIONER_NAME - Your provisioner identificator (default: kvaps/sheepdog)

Storageclass options

• iqn - iqn for clients, it should be same like IQN variable for iscsi-sheepdog-publisher image (example: iqn.2018-09.org.loopback.sheepdog)
• lun - lun number, it should be same like LUN variable for iscsi-sheepdog-publisher image (default: 1)
• address - sheepdog ***d address (default: 127.0.0.1)
• port - sheepdog ***d port (default: 7000)
• copies - number of replaces (default: as your cluster set)
• prealloc - preallocate drive (default: false)
• hyper - create hyper volume (default: false)
• block_size_shift - set block size shift (default: as your cluster set)