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author | Patrick Williams <patrick@stwcx.xyz> | 2015-09-15 22:41:29 +0300 |
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committer | Patrick Williams <patrick@stwcx.xyz> | 2015-09-15 22:41:29 +0300 |
commit | 21f9b84b4b729fbd7acbd465e7a3f726e4d20f91 (patch) | |
tree | eb2d091d427ca0813b445509d59cc8e27e8ad25f /yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh | |
parent | 101cef31e2bf54c678501155cd2106251acbd076 (diff) | |
parent | c124f4f2e04dca16a428a76c89677328bc7bf908 (diff) | |
download | openbmc-21f9b84b4b729fbd7acbd465e7a3f726e4d20f91.tar.xz |
Merge commit 'c124f4f2e04dca16a428a76c89677328bc7bf908' as 'yocto-poky'
Diffstat (limited to 'yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh')
-rw-r--r-- | yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh b/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh new file mode 100644 index 000000000..3eea91085 --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh @@ -0,0 +1,90 @@ +#!/bin/sh +# +# Called from udev +# +# Attempt to mount any added block devices and umount any removed devices + + +MOUNT="/bin/mount" +PMOUNT="/usr/bin/pmount" +UMOUNT="/bin/umount" +for line in `grep -v ^# /etc/udev/mount.blacklist` +do + if [ ` expr match "$DEVNAME" "$line" ` -gt 0 ]; + then + logger "udev/mount.sh" "[$DEVNAME] is blacklisted, ignoring" + exit 0 + fi +done + +automount() { + name="`basename "$DEVNAME"`" + + ! test -d "/run/media/$name" && mkdir -p "/run/media/$name" + # Silent util-linux's version of mounting auto + if [ "x`readlink $MOUNT`" = "x/bin/mount.util-linux" ] ; + then + MOUNT="$MOUNT -o silent" + fi + + # If filesystem type is vfat, change the ownership group to 'disk', and + # grant it with w/r/x permissions. + case $ID_FS_TYPE in + vfat|fat) + MOUNT="$MOUNT -o umask=007,gid=`awk -F':' '/^disk/{print $3}' /etc/group`" + ;; + # TODO + *) + ;; + esac + + if ! $MOUNT -t auto $DEVNAME "/run/media/$name" + then + #logger "mount.sh/automount" "$MOUNT -t auto $DEVNAME \"/run/media/$name\" failed!" + rm_dir "/run/media/$name" + else + logger "mount.sh/automount" "Auto-mount of [/run/media/$name] successful" + touch "/tmp/.automount-$name" + fi +} + +rm_dir() { + # We do not want to rm -r populated directories + if test "`find "$1" | wc -l | tr -d " "`" -lt 2 -a -d "$1" + then + ! test -z "$1" && rm -r "$1" + else + logger "mount.sh/automount" "Not removing non-empty directory [$1]" + fi +} + +# No ID_FS_TYPE for cdrom device, yet it should be mounted +name="`basename "$DEVNAME"`" +[ -e /sys/block/$name/device/media ] && media_type=`cat /sys/block/$name/device/media` + +if [ "$ACTION" = "add" ] && [ -n "$DEVNAME" ] && [ -n "$ID_FS_TYPE" -o "$media_type" = "cdrom" ]; then + if [ -x "$PMOUNT" ]; then + $PMOUNT $DEVNAME 2> /dev/null + elif [ -x $MOUNT ]; then + $MOUNT $DEVNAME 2> /dev/null + fi + + # If the device isn't mounted at this point, it isn't + # configured in fstab (note the root filesystem can show up as + # /dev/root in /proc/mounts, so check the device number too) + if expr $MAJOR "*" 256 + $MINOR != `stat -c %d /`; then + grep -q "^$DEVNAME " /proc/mounts || automount + fi +fi + + +if [ "$ACTION" = "remove" ] || [ "$ACTION" = "change" ] && [ -x "$UMOUNT" ] && [ -n "$DEVNAME" ]; then + for mnt in `cat /proc/mounts | grep "$DEVNAME" | cut -f 2 -d " " ` + do + $UMOUNT $mnt + done + + # Remove empty directories from auto-mounter + name="`basename "$DEVNAME"`" + test -e "/tmp/.automount-$name" && rm_dir "/run/media/$name" +fi |