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96610da210
Adds sample hook scripts for --fsfreeze-hook option of qemu-ga. - fsfreeze-hook : execute scripts in fsfreeze-hook.d/ - fsfreeze-hook.d/mysql-flush.sh.sample : quiesce MySQL before snapshot Signed-off-by: Tomoki Sekiyama <tomoki.sekiyama.qu@hitachi.com> Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com> Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
34 lines
1.1 KiB
Bash
Executable File
34 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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# This script is executed when a guest agent receives fsfreeze-freeze and
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# fsfreeze-thaw command, if it is specified in --fsfreeze-hook (-F)
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# option of qemu-ga or placed in default path (/etc/qemu/fsfreeze-hook).
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# When the agent receives fsfreeze-freeze request, this script is issued with
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# "freeze" argument before the filesystem is frozen. And for fsfreeze-thaw
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# request, it is issued with "thaw" argument after filesystem is thawed.
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LOGFILE=/var/log/qga-fsfreeze-hook.log
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FSFREEZE_D=$(dirname -- "$0")/fsfreeze-hook.d
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# Check whether file $1 is a backup or rpm-generated file and should be ignored
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is_ignored_file() {
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case "$1" in
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*~ | *.bak | *.orig | *.rpmnew | *.rpmorig | *.rpmsave | *.sample)
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return 0 ;;
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esac
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return 1
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}
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# Iterate executables in directory "fsfreeze-hook.d" with the specified args
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[ ! -d "$FSFREEZE_D" ] && exit 0
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for file in "$FSFREEZE_D"/* ; do
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is_ignored_file "$file" && continue
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[ -x "$file" ] || continue
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printf "$(date): execute $file $@\n" >>$LOGFILE
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"$file" "$@" >>$LOGFILE 2>&1
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STATUS=$?
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printf "$(date): $file finished with status=$STATUS\n" >>$LOGFILE
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done
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exit 0
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