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lvm2: add hotplug script to scan and enable PVs on hotplug 

Automatically scan and activate physical volumes when added at runtime.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2021-08-08 15:34:27 +01:00
parent e7afd1a9c7
commit f32236e542
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2 changed files with 8 additions and 0 deletions
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2
utils/lvm2/Makefile
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@ -144,6 +144,8 @@ define Package/lvm2/install
$(INSTALL_DATA) ./files/lvm2.preinit $(1)/lib/preinit/80_lvm2
$(INSTALL_DIR) $(1)/etc/init.d
$(INSTALL_BIN) ./files/lvm2.init $(1)/etc/init.d/lvm2
$(INSTALL_DIR) $(1)/etc/hotplug.d/block
$(INSTALL_DATA) ./files/lvm2.hotplug $(1)/etc/hotplug.d/block/20-lvm2
$(FIND) $(PKG_INSTALL_DIR)/usr/sbin/ -type l -exec $(CP) -a {} $(1)/sbin/ \;
endef

6
utils/lvm2/files/lvm2.hotplug Normal file
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@ -0,0 +1,6 @@
[ "$ACTION" = "add" ] || return 0
[ -e "/dev/$DEVNAME" ] || return 0
/sbin/lvm vgscan --mknodes --devices /dev/$DEVNAME || :
/sbin/lvm vgchange -aly --devices /dev/$DEVNAME || :