Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 1 | #!/bin/sh |
| 2 | # |
| 3 | # Called from udev |
| 4 | # |
| 5 | # Attempt to mount any added block devices and umount any removed devices |
| 6 | |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 7 | BASE_INIT="`readlink -f "@base_sbindir@/init"`" |
| 8 | INIT_SYSTEMD="@systemd_unitdir@/systemd" |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 9 | MOUNT_BASE="@MOUNT_BASE@" |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 10 | |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 11 | if [ "x$BASE_INIT" = "x$INIT_SYSTEMD" ];then |
| 12 | # systemd as init uses systemd-mount to mount block devices |
| 13 | MOUNT="/usr/bin/systemd-mount" |
| 14 | UMOUNT="/usr/bin/systemd-umount" |
| 15 | |
| 16 | if [ -x $MOUNT ] && [ -x $UMOUNT ]; |
| 17 | then |
| 18 | logger "Using systemd-mount to finish mount" |
| 19 | else |
| 20 | logger "Linux init is using systemd, so please install systemd-mount to finish mount" |
| 21 | exit 1 |
| 22 | fi |
| 23 | else |
| 24 | MOUNT="/bin/mount" |
| 25 | UMOUNT="/bin/umount" |
| 26 | fi |
| 27 | |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 28 | PMOUNT="/usr/bin/pmount" |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 29 | |
Andrew Geissler | d583833 | 2022-05-27 11:33:10 -0500 | [diff] [blame] | 30 | for line in `grep -h -v ^# /etc/udev/mount.ignorelist /etc/udev/mount.ignorelist.d/*` |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 31 | do |
| 32 | if [ ` expr match "$DEVNAME" "$line" ` -gt 0 ]; |
| 33 | then |
Andrew Geissler | d583833 | 2022-05-27 11:33:10 -0500 | [diff] [blame] | 34 | logger "udev/mount.sh" "[$DEVNAME] is marked to ignore" |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 35 | exit 0 |
| 36 | fi |
| 37 | done |
| 38 | |
Patrick Williams | ac13d5f | 2023-11-24 18:59:46 -0600 | [diff] [blame^] | 39 | is_filesystem_supported() { |
| 40 | while read -r fs; do |
| 41 | if [ "${fs#nodev}" = "$1" ]; |
| 42 | then |
| 43 | return 0 |
| 44 | fi |
| 45 | done < "/proc/filesystems" |
| 46 | return 1 |
| 47 | } |
| 48 | |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 49 | automount_systemd() { |
| 50 | name="`basename "$DEVNAME"`" |
| 51 | |
Brad Bishop | a34c030 | 2019-09-23 22:34:48 -0400 | [diff] [blame] | 52 | # Skip already mounted partitions |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 53 | if [ -f /run/systemd/transient/$(echo $MOUNT_BASE | cut -d '/' -f 2- | sed 's#/#-#g')-*$name.mount ]; then |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 54 | logger "mount.sh/automount" "$MOUNT_BASE/$name already mounted" |
Brad Bishop | a34c030 | 2019-09-23 22:34:48 -0400 | [diff] [blame] | 55 | return |
| 56 | fi |
| 57 | |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 58 | # Get the unique name for mount point |
| 59 | get_label_name "${DEVNAME}" |
| 60 | |
| 61 | # Only go for auto-mounting when the device has been cleaned up in remove |
| 62 | # or has not been identified yet |
| 63 | if [ -e "/tmp/.automount-$name" ]; then |
| 64 | logger "mount.sh/automount" "[$MOUNT_BASE/$name] is already cached" |
| 65 | return |
| 66 | fi |
| 67 | |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 68 | # Skip the partition which are already in /etc/fstab |
| 69 | grep "^[[:space:]]*$DEVNAME" /etc/fstab && return |
| 70 | for n in LABEL PARTLABEL UUID PARTUUID; do |
| 71 | tmp="$(lsblk -o $n $DEVNAME | sed -e '1d')" |
| 72 | test -z "$tmp" && continue |
| 73 | tmp="$n=$tmp" |
| 74 | grep "^[[:space:]]*$tmp" /etc/fstab && return |
| 75 | done |
| 76 | |
Patrick Williams | ac13d5f | 2023-11-24 18:59:46 -0600 | [diff] [blame^] | 77 | if ! is_filesystem_supported $ID_FS_TYPE; then |
| 78 | logger "mount.sh/automount" "Filesystem '$ID_FS_TYPE' on '${DEVNAME}' is unsupported" |
| 79 | return |
| 80 | fi |
| 81 | |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 82 | [ -d "$MOUNT_BASE/$name" ] || mkdir -p "$MOUNT_BASE/$name" |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 83 | |
| 84 | MOUNT="$MOUNT -o silent" |
| 85 | |
| 86 | # If filesystemtype is vfat, change the ownership group to 'disk', and |
| 87 | # grant it with w/r/x permissions. |
| 88 | case $ID_FS_TYPE in |
| 89 | vfat|fat) |
| 90 | MOUNT="$MOUNT -o umask=007,gid=`awk -F':' '/^disk/{print $3}' /etc/group`" |
| 91 | ;; |
Brad Bishop | 96ff198 | 2019-08-19 13:50:42 -0400 | [diff] [blame] | 92 | swap) |
| 93 | return ;; |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 94 | lvm*|LVM*) |
| 95 | return ;; |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 96 | # TODO |
| 97 | *) |
| 98 | ;; |
| 99 | esac |
| 100 | |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 101 | if ! $MOUNT --no-block -t auto $DEVNAME "$MOUNT_BASE/$name" |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 102 | then |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 103 | #logger "mount.sh/automount" "$MOUNT -t auto $DEVNAME \"$MOUNT_BASE/$name\" failed!" |
| 104 | rm_dir "$MOUNT_BASE/$name" |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 105 | else |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 106 | logger "mount.sh/automount" "Auto-mount of [$MOUNT_BASE/$name] successful" |
Patrick Williams | db4c27e | 2022-08-05 08:10:29 -0500 | [diff] [blame] | 107 | echo "$name" > "/tmp/.automount-$name" |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 108 | fi |
| 109 | } |
| 110 | |
| 111 | automount() { |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 112 | name="`basename "$DEVNAME"`" |
| 113 | |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 114 | if [ -x "$PMOUNT" ]; then |
| 115 | $PMOUNT $DEVNAME 2> /dev/null |
| 116 | elif [ -x $MOUNT ]; then |
| 117 | $MOUNT $DEVNAME 2> /dev/null |
| 118 | fi |
| 119 | |
| 120 | # If the device isn't mounted at this point, it isn't |
| 121 | # configured in fstab |
| 122 | grep -q "^$DEVNAME " /proc/mounts && return |
| 123 | |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 124 | # Get the unique name for mount point |
| 125 | get_label_name "${DEVNAME}" |
| 126 | |
| 127 | # Only go for auto-mounting when the device has been cleaned up in remove |
| 128 | # or has not been identified yet |
| 129 | if [ -e "/tmp/.automount-$name" ]; then |
| 130 | logger "mount.sh/automount" "[$MOUNT_BASE/$name] is already cached" |
| 131 | return |
| 132 | fi |
| 133 | |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 134 | ! test -d "$MOUNT_BASE/$name" && mkdir -p "$MOUNT_BASE/$name" |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 135 | # Silent util-linux's version of mounting auto |
| 136 | if [ "x`readlink $MOUNT`" = "x/bin/mount.util-linux" ] ; |
| 137 | then |
| 138 | MOUNT="$MOUNT -o silent" |
| 139 | fi |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 140 | |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 141 | # If filesystem type is vfat, change the ownership group to 'disk', and |
| 142 | # grant it with w/r/x permissions. |
| 143 | case $ID_FS_TYPE in |
| 144 | vfat|fat) |
| 145 | MOUNT="$MOUNT -o umask=007,gid=`awk -F':' '/^disk/{print $3}' /etc/group`" |
| 146 | ;; |
Brad Bishop | 96ff198 | 2019-08-19 13:50:42 -0400 | [diff] [blame] | 147 | swap) |
| 148 | return ;; |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 149 | lvm*|LVM*) |
| 150 | return ;; |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 151 | # TODO |
| 152 | *) |
| 153 | ;; |
| 154 | esac |
| 155 | |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 156 | if ! $MOUNT -t auto $DEVNAME "$MOUNT_BASE/$name" |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 157 | then |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 158 | #logger "mount.sh/automount" "$MOUNT -t auto $DEVNAME \"$MOUNT_BASE/$name\" failed!" |
| 159 | rm_dir "$MOUNT_BASE/$name" |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 160 | else |
Andrew Geissler | 78b7279 | 2022-06-14 06:47:25 -0500 | [diff] [blame] | 161 | logger "mount.sh/automount" "Auto-mount of [$MOUNT_BASE/$name] successful" |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 162 | # The actual device might not be present in the remove event so blkid cannot |
| 163 | # be used to calculate what name was generated here. Simply save the mount |
| 164 | # name in our tmp file. |
| 165 | echo "$name" > "/tmp/.automount-$name" |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 166 | fi |
| 167 | } |
| 168 | |
| 169 | rm_dir() { |
| 170 | # We do not want to rm -r populated directories |
| 171 | if test "`find "$1" | wc -l | tr -d " "`" -lt 2 -a -d "$1" |
| 172 | then |
| 173 | ! test -z "$1" && rm -r "$1" |
| 174 | else |
| 175 | logger "mount.sh/automount" "Not removing non-empty directory [$1]" |
| 176 | fi |
| 177 | } |
| 178 | |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 179 | get_label_name() { |
| 180 | # Get the LABEL or PARTLABEL |
| 181 | LABEL=`/sbin/blkid | grep "$1:" | grep -o 'LABEL=".*"' | cut -d '"' -f2` |
| 182 | # If the $DEVNAME has a LABEL or a PARTLABEL |
| 183 | if [ -n "$LABEL" ]; then |
| 184 | # Set the mount location dir name to LABEL appended |
| 185 | # with $name e.g. label-sda. That would avoid overlapping |
| 186 | # mounts in case two devices have same LABEL |
| 187 | name="${LABEL}-${name}" |
| 188 | fi |
| 189 | } |
| 190 | |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 191 | # No ID_FS_TYPE for cdrom device, yet it should be mounted |
| 192 | name="`basename "$DEVNAME"`" |
| 193 | [ -e /sys/block/$name/device/media ] && media_type=`cat /sys/block/$name/device/media` |
| 194 | |
| 195 | if [ "$ACTION" = "add" ] && [ -n "$DEVNAME" ] && [ -n "$ID_FS_TYPE" -o "$media_type" = "cdrom" ]; then |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 196 | # Note the root filesystem can show up as /dev/root in /proc/mounts, |
| 197 | # so check the device number too |
| 198 | if expr $MAJOR "*" 256 + $MINOR != `stat -c %d /`; then |
| 199 | if [ "`basename $MOUNT`" = "systemd-mount" ];then |
| 200 | automount_systemd |
| 201 | else |
| 202 | automount |
| 203 | fi |
| 204 | fi |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 205 | fi |
| 206 | |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 207 | if [ "$ACTION" = "remove" ] || [ "$ACTION" = "change" ] && [ -x "$UMOUNT" ] && [ -n "$DEVNAME" ]; then |
Brad Bishop | 1a4b7ee | 2018-12-16 17:11:34 -0800 | [diff] [blame] | 208 | name="`basename "$DEVNAME"`" |
Andrew Geissler | 615f2f1 | 2022-07-15 14:00:58 -0500 | [diff] [blame] | 209 | tmpfile=`find /tmp | grep "\.automount-.*${name}$"` |
| 210 | if [ ! -e "/sys/$DEVPATH" -a -e "$tmpfile" ]; then |
| 211 | logger "mount.sh/remove" "cleaning up $DEVNAME, was mounted by the auto-mounter" |
| 212 | for mnt in `cat /proc/mounts | grep "$DEVNAME" | cut -f 2 -d " " ` |
| 213 | do |
| 214 | $UMOUNT $mnt |
| 215 | done |
| 216 | # Remove mount directory created by the auto-mounter |
| 217 | # and clean up our tmp cache file |
| 218 | mntdir=`cat "$tmpfile"` |
| 219 | rm_dir "$MOUNT_BASE/$mntdir" |
| 220 | rm "$tmpfile" |
| 221 | fi |
Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 222 | fi |