87 lines
2.8 KiB
Bash
Executable File
87 lines
2.8 KiB
Bash
Executable File
#!/bin/sh
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# Authors:
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# Mads Chr. Olesen <mads@mchro.dk>
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# Kees Cook <kees@ubuntu.com>
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set -e
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# poor mans force
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if [ "$1" = "--force" ]; then
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NEEDS_FSCK_CHECK=yes
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else
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if [ "$(id -u)" != 0 ] ; then
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exit
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fi
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NEED_FSCK_CHECK=no
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fi
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# check time when we did the last check
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stamp="/var/lib/update-notifier/fsck-at-reboot"
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if [ -e "$stamp" ]; then
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stampt=$(stat -c %Y $stamp)
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else
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stampt=0
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fi
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# check time when we last booted
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last_boot=$(date -d "now - $(awk '{print $1}' /proc/uptime) seconds" +%s)
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now=$(date +%s)
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if [ $(($stampt + 3600)) -lt $now ] || [ $stampt -gt $now ] \
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|| [ $stampt -lt $last_boot ]
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then
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#echo $stampt $now need update
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NEEDS_FSCK_CHECK=yes
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fi
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# output something for update-motd
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if [ -n "$NEEDS_FSCK_CHECK" ]; then
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{
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check_occur_any=
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ext_partitions=$(mount | awk '$5 ~ /^ext(2|3|4)$/ { print $1 }' | grep -v "/dev/nbd" || true)
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for part in $ext_partitions; do
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dumpe2fs_out=$(dumpe2fs -h $part 2>/dev/null)
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mount_count=$(echo "$dumpe2fs_out" | grep "^Mount count:"|cut -d':' -f 2-)
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if [ -z "$mount_count" ]; then mount_count=0; fi
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max_mount_count=$(echo "$dumpe2fs_out" | grep "^Maximum mount count:"|cut -d':' -f 2-)
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if [ -z "$max_mount_count" ]; then max_mount_count=0; fi
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check_interval=$(echo "$dumpe2fs_out" | grep "^Check interval:" | cut -d':' -f 2- | cut -d'(' -f 1)
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if [ -z "$check_interval" ]; then check_interval=0; fi
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next_check_date=$(echo "$dumpe2fs_out" | grep "^Next check after:" | cut -d':' -f 2-)
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if [ -z "$next_check_interval" ]; then next_check_interval=0; fi
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next_check_tstamp=$(date -d "$next_check_date" +%s)
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#echo "next_check_date=\"$next_check_date\" next_check_tstamp=\"$next_check_tstamp\""
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#echo "part=\"$part\" mount_count=\"$mount_count\" / max=\"$max_mount_count\" "
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check_occur=
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# Check based on mount counts?
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if [ "$max_mount_count" -gt 0 -a \
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"$mount_count" -ge "$max_mount_count" ]; then
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check_occur=yes
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fi
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# Check based on time passed?
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if [ "$check_interval" -gt 0 -a \
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"$next_check_tstamp" -lt "$now" ]; then
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check_occur=yes
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fi
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if [ -n "$check_occur" ]; then
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check_occur_any=yes
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mountpoint=$(mount | grep "^$part" | cut -d ' ' -f 3)
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pass=$(grep -v '^#' /etc/fstab | tr -s ' ' '\t' | cut -s -f 2,6 | grep -w "$mountpoint" | cut -f 2)
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if [ "$pass" = "0" ]; then
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echo "*** $part should be checked for errors ***"
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else
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echo "*** $part will be checked for errors at next reboot ***"
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fi
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fi
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done
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if [ -n "$check_occur_any" ]; then
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echo ""
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fi
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} > $stamp
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fi
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# output what we have (either cached or newly generated)
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cat $stamp
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