Add build system

[zfs.git] / scripts / zpool-config / dm0-raid0.sh

diff --git a/scripts/zpool-config/dm0-raid0.sh b/scripts/zpool-config/dm0-raid0.sh
new file mode 100644 (file)
index 0000000..89f66e7
--- /dev/null
+++ b/scripts/zpool-config/dm0-raid0.sh
@@ -0,0 +1,60 @@
+#!/bin/bash
+#
+# Four disk Raid-0 DM in a single Raid-0 Configuration
+#
+
+PVCREATE=${PVCREATE:-/sbin/pvcreate}
+PVREMOVE=${PVREMOVE:-/sbin/pvremove}
+PVDEVICES=${PVDEVICES:-"/dev/sd[abcd]"}
+
+VGCREATE=${VGCREATE:-/sbin/vgcreate}
+VGREMOVE=${VGREMOVE:-/sbin/vgremove}
+VGNAME=${VGNAME:-"vg_tank"}
+
+LVCREATE=${LVCREATE:-/sbin/lvcreate}
+LVREMOVE=${LVREMOVE:-/sbin/lvremove}
+LVNAME=${LVNAME:-"lv_tank"}
+LVSTRIPES=${LVSTRIPES:-4}
+LVSIZE=${LVSIZE:-32G}
+
+DEVICES="/dev/${VGNAME}/${LVNAME}"
+
+zpool_dm_destroy() {
+       msg ${LVREMOVE} -f ${VGNAME}/${LVNAME}
+       ${LVREMOVE} -f ${VGNAME}/${LVNAME} >/dev/null
+
+       msg ${VGREMOVE} -f ${VGNAME}
+       ${VGREMOVE} -f ${VGNAME} >/dev/null
+
+       msg ${PVREMOVE} ${PVDEVICES}
+       ${PVREMOVE} ${PVDEVICES} >/dev/null
+}
+
+zpool_create() {
+       # Remove EFI labels which cause pvcreate failure
+       for DEVICE in ${PVDEVICES}; do
+               dd if=/dev/urandom of=${DEVICE} bs=1k count=32 &>/dev/null
+       done
+
+       msg ${PVCREATE} -f ${PVDEVICES}
+       ${PVCREATE} -f ${PVDEVICES} >/dev/null || exit 1
+
+       msg ${VGCREATE} ${VGNAME} ${PVDEVICES}
+       ${VGCREATE} ${VGNAME} ${PVDEVICES} >/dev/null || exit 2
+
+       msg ${LVCREATE} --size=${LVSIZE} --stripes=${LVSTRIPES} \
+               --name=${LVNAME} ${VGNAME}
+       ${LVCREATE} --size=${LVSIZE} --stripes=${LVSTRIPES} \
+               --name=${LVNAME} ${VGNAME} >/dev/null || exit 3
+
+       msg ${ZPOOL} create ${FORCE_FLAG} ${ZPOOL_NAME} ${DEVICES}
+       ${ZPOOL} create ${FORCE_FLAG} ${ZPOOL_NAME} \
+               ${DEVICES} || (zpool_dm_destroy && exit 4)
+}
+
+zpool_destroy() {
+       msg ${ZPOOL} destroy ${ZPOOL_NAME}
+       ${ZPOOL} destroy ${ZPOOL_NAME}
+
+       zpool_dm_destroy
+}