61 lines
2.3 KiB
Bash
61 lines
2.3 KiB
Bash
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#!/usr/bin/env bash
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# Wire the shared storage into the cluster (run once on pve1; datacenter config
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# replicates to pve2 automatically):
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# - lab-nfs : NFS share from the storage VM
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# - lab-lvm : LVM volume group built on the shared iSCSI LUN
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set -euo pipefail
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source "$(dirname "$0")/lab.env"
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has_storage() { lab_ssh "$PVE1_IP" "pvesm status 2>/dev/null | awk '{print \$1}' | grep -qx '$1'"; }
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echo "==> Adding NFS storage 'lab-nfs'"
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if has_storage lab-nfs; then
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echo " already present"
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else
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lab_ssh "$PVE1_IP" "pvesm add nfs lab-nfs --server ${STORE_IP} --export /srv/nfs \
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--content images,iso,vztmpl,backup,rootdir --options vers=4"
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fi
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echo "==> Adding iSCSI base storage 'lab-iscsi'"
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if has_storage lab-iscsi; then
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echo " already present"
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else
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echo " discoverable targets at ${STORE_IP}:"
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lab_ssh "$PVE1_IP" "pvesm scan iscsi ${STORE_IP}" || true
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lab_ssh "$PVE1_IP" "pvesm add iscsi lab-iscsi --portal ${STORE_IP} --target ${ISCSI_IQN} --content none"
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fi
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echo "==> Locating the iSCSI block device on pve1"
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DEV=""
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for i in $(seq 1 24); do
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DEV=$(lab_ssh "$PVE1_IP" "for d in /dev/disk/by-path/*iscsi*-lun-1; do [ -e \"\$d\" ] && readlink -f \"\$d\"; done 2>/dev/null | head -1")
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[[ -n "$DEV" ]] && break
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# nudge a session login/rescan
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lab_ssh "$PVE1_IP" "iscsiadm -m node -l 2>/dev/null; iscsiadm -m session -R 2>/dev/null" || true
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sleep 5
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done
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[[ -n "$DEV" ]] || { echo "ERROR: iSCSI LUN device did not appear on pve1"; exit 1; }
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echo " LUN device: $DEV"
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echo "==> Creating shared LVM volume group 'pve_shared' on the LUN (pve1)"
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if lab_ssh "$PVE1_IP" "vgs --noheadings -o vg_name 2>/dev/null | grep -qw pve_shared"; then
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echo " VG pve_shared already exists"
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else
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lab_ssh "$PVE1_IP" "pvcreate -ff -y ${DEV} && vgcreate pve_shared ${DEV}"
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fi
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echo "==> Adding shared LVM storage 'lab-lvm'"
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if has_storage lab-lvm; then
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echo " already present"
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else
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lab_ssh "$PVE1_IP" "pvesm add lvm lab-lvm --vgname pve_shared --shared 1 --content images,rootdir"
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fi
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# make sure pve2 also sees the new VG on the shared LUN
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lab_ssh "$PVE2_IP" "iscsiadm -m session -R 2>/dev/null; pvscan --cache 2>/dev/null; vgscan 2>/dev/null" || true
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echo "==> Storage status on pve1"
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lab_ssh "$PVE1_IP" "pvesm status"
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echo
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echo "Shared storage configured. Next: ./verify.sh"
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