fsfreeze-hook (1274B)
1 #!/bin/sh 2 3 # This script is executed when a guest agent receives fsfreeze-freeze and 4 # fsfreeze-thaw command, if it is specified in --fsfreeze-hook (-F) 5 # option of qemu-ga or placed in default path (/etc/qemu/fsfreeze-hook). 6 # When the agent receives fsfreeze-freeze request, this script is issued with 7 # "freeze" argument before the filesystem is frozen. And for fsfreeze-thaw 8 # request, it is issued with "thaw" argument after filesystem is thawed. 9 10 LOGFILE=/var/log/qga-fsfreeze-hook.log 11 FSFREEZE_D=$(dirname -- "$0")/fsfreeze-hook.d 12 13 # Check whether file $1 is a backup or rpm-generated file and should be ignored 14 is_ignored_file() { 15 case "$1" in 16 *~ | *.bak | *.orig | *.rpmnew | *.rpmorig | *.rpmsave | *.sample | *.dpkg-old | *.dpkg-new | *.dpkg-tmp | *.dpkg-dist | *.dpkg-bak | *.dpkg-backup | *.dpkg-remove) 17 return 0 ;; 18 esac 19 return 1 20 } 21 22 # Iterate executables in directory "fsfreeze-hook.d" with the specified args 23 [ ! -d "$FSFREEZE_D" ] && exit 0 24 for file in "$FSFREEZE_D"/* ; do 25 is_ignored_file "$file" && continue 26 [ -x "$file" ] || continue 27 printf "$(date): execute $file $@\n" >>$LOGFILE 28 "$file" "$@" >>$LOGFILE 2>&1 29 STATUS=$? 30 printf "$(date): $file finished with status=$STATUS\n" >>$LOGFILE 31 done 32 33 exit 0