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authorAndrew Cady <d@jerkface.net>2016-04-25 20:40:39 -0400
committerAndrew Cady <d@jerkface.net>2016-04-25 20:40:39 -0400
commitd0f8d023e06d4d25e85ee0ceff96955cbe8a24d3 (patch)
tree2df779934f3c8228a7134e52440ba89c8a78ee58 /old-school/mdadm-dup.sh
parente213dac839137b9a51f8349b81f2d29a6d7c27d8 (diff)
fixup! Cdrom duplication
Diffstat (limited to 'old-school/mdadm-dup.sh')
-rw-r--r--old-school/mdadm-dup.sh11
1 files changed, 6 insertions, 5 deletions
diff --git a/old-school/mdadm-dup.sh b/old-school/mdadm-dup.sh
index 27a39ca..b1bcd33 100644
--- a/old-school/mdadm-dup.sh
+++ b/old-school/mdadm-dup.sh
@@ -41,7 +41,8 @@ dm_snapshot_teardown()
41 read _ _ snapshot ro_dev rw_dev _ _ 41 read _ _ snapshot ro_dev rw_dev _ _
42 [ "$snapshot" = snapshot ] || exit 1 42 [ "$snapshot" = snapshot ] || exit 1
43 dmsetup remove "$dev" || exit 1 43 dmsetup remove "$dev" || exit 1
44 # errors ignored because the loop dev can be automatically removed upon disuse already 44 # errors ignored because the loop dev can be configured to be
45 # automatically removed upon disuse
45 losetup -d /dev/block/"$rw_dev" || true 46 losetup -d /dev/block/"$rw_dev" || true
46 eject /dev/block/"$ro_dev" || exit 1 47 eject /dev/block/"$ro_dev" || exit 1
47 ) || return 48 ) || return
@@ -58,11 +59,11 @@ wait_for_dm_device()
58 done 59 done
59} 60}
60 61
61mount_cdrom() 62dup_mount_cdrom()
62{ 63{
63 local cdrom_dev="$1" 64 local cdrom_dev="$1" mountpoint="$2"
64 65
65 local sectors md_dev=/dev/md0 cdrom_rw_file=/"${cdrom_dev##*/}".rw 66 local sectors md_dev=/dev/md55 cdrom_rw_file=/"${cdrom_dev##*/}".rw
66 67
67 sectors=$(get_cdrom_sizelimit "$cdrom_dev") || return 68 sectors=$(get_cdrom_sizelimit "$cdrom_dev") || return
68 69
@@ -72,7 +73,7 @@ mount_cdrom()
72 dd if=/dev/zero of="$cdrom_rw_file" bs=1K count=32 || return 73 dd if=/dev/zero of="$cdrom_rw_file" bs=1K count=32 || return
73 cdrom_rw_dev=$(dm_snapshot "$cdrom_dev" "$cdrom_rw_file" "$sectors") || return 74 cdrom_rw_dev=$(dm_snapshot "$cdrom_dev" "$cdrom_rw_file" "$sectors") || return
74 mdadm_dup "$cdrom_rw_dev" "$md_dev" "$sectors" || return 75 mdadm_dup "$cdrom_rw_dev" "$md_dev" "$sectors" || return
75 mount -t iso9660 -r $md_dev /cdrom 76 mount -t iso9660 -r $md_dev "$mountpoint"
76} 77}
77 78
78get_cdrom_sizelimit() 79get_cdrom_sizelimit()