99_pure_storage_multipath.yaml

apiVersion: node.harvesterhci.io/v1beta1
kind: CloudInit
metadata:
  name: multipathd-start
spec:
  matchSelector: {}
  filename: 99_multipathd.yaml
  contents: |
    stages:
      network:
      - name: "Configure pure storage"
        files:
        - path: /etc/udev/rules.d/99-pure-storage.rules
          permissions: 0644
          content: |
            #ACTION=="change", SUBSYSTEM=="scsi", ENV{SDEV_UA}=="INQUIRY_DATA_HAS_CHANGED", TEST=="rescan", ATTR{rescan}="x"
            ACTION=="change", SUBSYSTEM=="scsi", ENV{SDEV_UA}=="CAPACITY_DATA_HAS_CHANGED", TEST=="rescan", ATTR{rescan}="x"
            #ACTION=="change", SUBSYSTEM=="scsi", ENV{SDEV_UA}=="THIN_PROVISIONING_SOFT_THRESHOLD_REACHED", TEST=="rescan", ATTR{rescan}="x"
            #ACTION=="change", SUBSYSTEM=="scsi", ENV{SDEV_UA}=="MODE_PARAMETERS_CHANGED", TEST=="rescan", ATTR{rescan}="x"
            ACTION=="change", SUBSYSTEM=="scsi", ENV{SDEV_UA}=="REPORTED_LUNS_DATA_HAS_CHANGED", RUN+="scan-scsi-target $env{DEVPATH}"
        - path: /etc/multipath/conf.d/90-pure.conf
          content: |
            defaults {
              user_friendly_names no
              enable_foreign "^$"
                    polling_interval    10
            }

            devices {
                device {
                    vendor                      "NVME"
                    product                     "Pure Storage FlashArray"
                    path_selector               "queue-length 0"
                    path_grouping_policy        group_by_prio
                    prio                        ana
                    failback                    immediate
                    fast_io_fail_tmo            10
                    user_friendly_names         no
                    no_path_retry               0
                    features                    0
                    dev_loss_tmo                60
                }
                device {
                    vendor                   "PURE"
                    product                  "FlashArray"
                    path_selector            "service-time 0"
                    hardware_handler         "1 alua"
                    path_grouping_policy     group_by_prio
                    prio                     alua
                    failback                 immediate
                    path_checker             tur
                    fast_io_fail_tmo         10
                    user_friendly_names      no
                    no_path_retry            0
                    features                 0
                    dev_loss_tmo             600
                }
            }

            blacklist_exceptions {
                    property "(SCSI_IDENT_|ID_WWN)"
            }

            blacklist {
                  devnode "^pxd[0-9]*"
                  devnode "^pxd*"
                  device {
                    vendor "VMware"
                    product "Virtual disk"
                  }
            }
          permissions: 0644
      - name: "Start multipathd service"
        systemctl:
          enable:
          - multipathd
          start:
          - multipathd