5 typ=$(udevadm info --query=property --name="$1" | grep "^ID_FS_TYPE=" | sed 's|^ID_FS_TYPE=||')
6 if [ "$typ" = "" ] ; then
7 typ=$(blkid -c /dev/null "$1" -o value -s TYPE)
13 # also present in 99zfssystemd
15 local poolconfigoutput
19 poolconfigtemp=`mktemp`
20 @sbindir@/zpool list -v -H -P "$1" > "$poolconfigtemp" 2>&1
21 if [ "$?" != "0" ] ; then
22 poolconfigoutput=$(cat "$poolconfigtemp")
23 dinfo "zfsexpandknowledge: pool $1 cannot be listed: $poolconfigoutput"
25 cat "$poolconfigtemp" | awk -F '\t' '/\t\/dev/ { print $2 }' | \
26 while read pooldev ; do
27 if [ -n "$pooldev" -a -e "$pooldev" ] ; then
28 if [ -h "$pooldev" ] ; then
29 resolved=`readlink -f "$pooldev"`
33 dinfo "zfsexpandknowledge: pool $1 has device $pooldev (which resolves to $resolved)"
38 rm -f "$poolconfigtemp"
41 find_zfs_block_devices() {
49 local poolconfigoutput
50 numfields=`head -1 /proc/self/mountinfo | awk '{print NF}'`
51 if [ "$numfields" == "10" ] ; then
52 fields="n n n n mp n n fstype dev n"
54 fields="n n n n mp n n n fstype dev n"
56 while read $fields ; do
57 if [ "$fstype" != "zfs" ]; then continue ; fi
58 if [ "$mp" == "$1" ]; then
59 pool=$(echo "$dev" | cut -d / -f 1)
60 get_pool_devices "$pool"
62 done < /proc/self/mountinfo
67 for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done
83 if [[ $hostonly ]]; then
99 mp=$(readlink -f "$mp")
100 mountpoint "$mp" >/dev/null 2>&1 || continue
101 blockdevs=$(find_zfs_block_devices "$mp")
102 if [ -z "$blockdevs" ] ; then continue ; fi
103 dinfo "zfsexpandknowledge: block devices backing ZFS dataset $mp: $blockdevs"
104 for dev in $blockdevs
106 array_contains "$dev" "${host_devs[@]}" || host_devs+=("$dev")
107 fstype=$(get_devtype "$dev")
108 host_fs_types["$dev"]="$fstype"
109 majmin=$(get_maj_min "$dev")
110 if [[ -d /sys/dev/block/$majmin/slaves ]] ; then
111 for _depdev in /sys/dev/block/$majmin/slaves/*; do
112 [[ -f $_depdev/dev ]] || continue
113 _depdev=/dev/$(basename "$_depdev")
114 _depdevname=$(udevadm info --query=property --name="$_depdev" | grep "^DEVNAME=" | sed 's|^DEVNAME=||')
115 _depdevtype=$(get_devtype "$_depdevname")
116 _depmajmin=$(get_maj_min "$_depdevname")
117 dinfo "zfsexpandknowledge: underlying block device backing ZFS dataset $mp: $_depdevname"
118 array_contains "$_depdevname" "${host_devs[@]}" || host_devs+=("$_depdevname")
119 host_fs_types["$_depdevname"]="$_depdevtype"
124 for a in "${host_devs[@]}"
126 dinfo "zfsexpandknowledge: host device $a"
128 for a in "${!host_fs_types[@]}"
130 dinfo "zfsexpandknowledge: device $a of type ${host_fs_types[$a]}"