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|
#!/bin/sh
# Start/stop ceph daemons
# chkconfig: 2345 60 80
### BEGIN INIT INFO
# Provides: ceph
# Default-Start: 2 3 5
# Default-Stop: 0 1 6
# Required-Start: $remote_fs $named $network $time
# Required-Stop: $remote_fs $named $network $time
# Short-Description: Start Ceph distributed file system daemons at boot time
# Description: Enable Ceph distributed file system services.
### END INIT INFO
# if we start up as ./mkcephfs, assume everything else is in the
# current directory too.
if [ `dirname $0` = "." ] && [ $PWD != "/etc/init.d" ]; then
BINDIR=.
LIBDIR=.
ETCDIR=.
else
BINDIR=@bindir@
LIBDIR=@libdir@/ceph
ETCDIR=@sysconfdir@/ceph
fi
usage_exit() {
echo "usage: $0 [options] {start|stop|restart} [mon|osd|mds]..."
printf "\t-c ceph.conf\n"
printf "\t--valgrind\trun via valgrind\n"
printf "\t--hostname [hostname]\toverride hostname lookup\n"
exit
}
. $LIBDIR/ceph_common.sh
EXIT_STATUS=0
signal_daemon() {
name=$1
daemon=$2
pidfile=$3
signal=$4
action=$5
[ -z "$action" ] && action="Stopping"
echo -n "$action Ceph $name on $host..."
do_cmd "if [ -e $pidfile ]; then
pid=`cat $pidfile`
if [ -e /proc/\$pid ] && grep -q $daemon /proc/\$pid/cmdline ; then
cmd=\"kill $signal \$pid\"
echo -n \$cmd...
\$cmd
fi
fi"
echo done
}
daemon_is_running() {
name=$1
daemon=$2
daemon_id=$3
pidfile=$4
do_cmd "[ -e $pidfile ] || exit 1 # no pid, presumably not running
pid=\`cat $pidfile\`
[ -e /proc/\$pid ] && grep -q $daemon /proc/\$pid/cmdline && grep -qwe -i.$daemon_id /proc/\$pid/cmdline && exit 0 # running
exit 1 # pid is something else" "" "okfail"
}
stop_daemon() {
name=$1
daemon=$2
pidfile=$3
signal=$4
action=$5
[ -z "$action" ] && action="Stopping"
echo -n "$action Ceph $name on $host..."
do_cmd "while [ 1 ]; do
[ -e $pidfile ] || break
pid=\`cat $pidfile\`
while [ -e /proc/\$pid ] && grep -q $daemon /proc/\$pid/cmdline ; do
cmd=\"kill $signal \$pid\"
echo -n \$cmd...
\$cmd
sleep 1
continue
done
break
done"
echo done
}
## command line options
options=
version=0
dovalgrind=
docrun=
allhosts=0
debug=0
monaddr=
dobtrfs=1
dobtrfsumount=0
verbose=0
while echo $1 | grep -q '^-'; do # FIXME: why not '^-'?
case $1 in
-v | --verbose)
verbose=1
;;
--valgrind)
dovalgrind=1
;;
--novalgrind)
dovalgrind=0
;;
--allhosts | -a)
allhosts=1;
;;
--restart)
docrun=1
;;
--norestart)
docrun=0
;;
-m )
[ -z "$2" ] && usage_exit
options="$options $1"
shift
MON_ADDR=$1
;;
--btrfs)
dobtrfs=1
;;
--nobtrfs)
dobtrfs=0
;;
--btrfsumount)
dobtrfsumount=1
;;
--conf | -c)
[ -z "$2" ] && usage_exit
options="$options $1"
shift
conf=$1
;;
--hostname )
[ -z "$2" ] && usage_exit
options="$options $1"
shift
hostname=$1
;;
*)
echo unrecognized option \'$1\'
usage_exit
;;
esac
options="$options $1"
shift
done
verify_conf
command=$1
[ -n "$*" ] && shift
get_name_list "$@"
for name in $what; do
type=`echo $name | cut -c 1-3` # e.g. 'mon', if $item is 'mon1'
id=`echo $name | cut -c 4- | sed 's/^\\.//'`
num=$id
name="$type.$id"
get_conf auto_start "" "auto start"
if [ -z "$@" ] || [ "$@" = "mds" ]; then
if [ "$auto_start" = "no" ] || [ "$auto_start" = "false" ] || [ "$auto_start" = "0" ]; then
continue
fi
fi
check_host || continue
get_conf pid_file "/var/run/ceph/$type.$id.pid" "pid file"
[ -n "$pid_file" ] && do_cmd "mkdir -p "`dirname $pid_file`
get_conf log_dir "" "log dir"
get_conf log_sym_dir "" "log sym dir"
[ -n "$log_dir" ] && do_cmd "mkdir -p $log_dir"
[ -n "$log_sym_dir" ] && do_cmd "mkdir -p $log_sym_dir"
# start, and already running? (do this check early to avoid unnecessary work!)
if [ "$command" = "start" ]; then
if daemon_is_running $name ceph-$type $id $pid_file; then
echo "Starting Ceph $name on $host...already running"
continue
fi
fi
# binary?
binary="$BINDIR/ceph-$type"
if [ "$command" = "start" ]; then
get_conf copy_executable_to "" "copy executable to"
if [ -n "$copy_executable_to" ]; then
scp $binary "$host:$copy_executable_to"
binary="$copy_executable_to"
fi
fi
cmd="$binary -i $id"
# conf file
if [ "$host" = "$hostname" ]; then
cur_conf=$conf
else
if echo $pushed_to | grep -v -q " $host "; then
scp -q $conf $host:/tmp/ceph.conf.$$
pushed_to="$pushed_to $host "
fi
cur_conf="/tmp/ceph.conf.$$"
fi
cmd="$cmd -c $cur_conf"
if echo $name | grep -q ^osd; then
get_conf osd_data "" "osd data"
get_conf btrfs_path "$osd_data" "btrfs path" # mount point defaults so osd data
get_conf btrfs_devs "" "btrfs devs"
first_dev=`echo $btrfs_devs | cut '-d ' -f 1`
fi
# do lockfile, if RH
get_conf lockfile "/var/lock/subsys/ceph" "lock file"
lockdir=`dirname $lockfile`
if [ ! -d "$lockdir" ]; then
lockfile=""
fi
case "$command" in
start)
# Increase max_open_files, if the configuration calls for it.
get_conf max_open_files "0" "max open files"
if [ $max_open_files != "0" ]; then
# Note: Don't try to do math with these numbers, because POSIX shells
# can't do 64-bit math (natively). Just treat them as strings.
cur=`ulimit -n`
if [ "x$max_open_files" != "x$cur" ]; then
ulimit -n $max_open_files
fi
fi
# build final command
wrap=""
runmode=""
runarg=""
[ -z "$crun" ] && get_conf_bool crun "0" "restart on core dump"
[ "$crun" -eq 1 ] && wrap="$BINDIR/ceph-run"
[ -z "$dovalgrind" ] && get_conf_bool valgrind "" "valgrind"
[ -n "$valgrind" ] && wrap="$wrap valgrind $valgrind"
[ -n "$wrap" ] && runmode="-f &" && runarg="-f"
cmd="$wrap $cmd $runmode"
if [ $dobtrfs -eq 1 ] && [ -n "$btrfs_devs" ]; then
get_conf pre_mount "true" "pre mount command"
get_conf btrfs_opt "noatime" "btrfs options"
[ -n "$btrfs_opt" ] && btrfs_opt="-o $btrfs_opt"
[ -n "$pre_mount" ] && do_cmd "$pre_mount"
echo Mounting Btrfs on $host:$btrfs_path
do_root_cmd "modprobe btrfs ; btrfsctl -a ; egrep -q '^[^ ]+ $btrfs_path' /proc/mounts || mount -t btrfs $btrfs_opt $first_dev $btrfs_path"
fi
echo Starting Ceph $name on $host...
get_conf pre_start_eval "" "pre start eval"
[ -n "$pre_start_eval" ] && $pre_start_eval
get_conf pre_start "" "pre start command"
get_conf post_start "" "post start command"
[ -n "$pre_start" ] && do_cmd "$pre_start"
do_cmd "$cmd" $runarg
[ -n "$post_start" ] && do_cmd "$post_start"
[ -n "$lockfile" ] && [ "$?" -eq 0 ] && touch $lockfile
;;
stop)
get_conf pre_stop "" "pre stop command"
get_conf post_stop "" "post stop command"
[ -n "$pre_stop" ] && do_cmd "$pre_stop"
stop_daemon $name ceph-$type $pid_file
[ -n "$post_stop" ] && do_cmd "$post_stop"
[ -n "$lockfile" ] && [ "$?" -eq 0 ] && rm -f $lockfile
if [ $dobtrfsumount -eq 1 ] && [ -n "$btrfs_devs" ]; then
echo Unmounting Btrfs on $host:$btrfs_path
do_root_cmd "umount $btrfs_path || true"
fi
;;
status)
if daemon_is_running $name ceph-$type $id $pid_file; then
echo "$name: running..."
elif [ -e "$pid_file" ]; then
# daemon is dead, but pid file still exists
echo "$name: dead."
EXIT_STATUS=1
else
# daemon is dead, and pid file is gone
echo "$name: not running."
EXIT_STATUS=3
fi
;;
ssh)
$ssh
;;
forcestop)
get_conf pre_forcestop "" "pre forcestop command"
get_conf post_forcestop "" "post forcestop command"
[ -n "$pre_forcestop" ] && do_cmd "$pre_forcestop"
stop_daemon $name ceph-$type $pid_file -9
[ -n "$post_forcestop" ] && do_cmd "$post_forcestop"
[ -n "$lockfile" ] && [ "$?" -eq 0 ] && rm -f $lockfile
;;
killall)
echo "killall ceph-$type on $host"
do_cmd "pkill ^ceph-$type || true"
[ -n "$lockfile" ] && [ "$?" -eq 0 ] && rm -f $lockfile
;;
force-reload | reload)
signal_daemon $name ceph-$type $pid_file -1 "Reloading"
;;
restart)
$0 $options stop $name
$0 $options start $name
;;
cleanlogs)
echo removing logs
if [ -n "$log_sym_dir" ]; then
do_cmd "for f in $log_sym_dir/$type.$id.*; do rm -f \`readlink \$f\` ; rm -f \$f ; done ; rm -f $log_dir/$type.$id.*"
fi
[ -n "$log_dir" ] && do_cmd "rm -f $log_dir/$type.$id.*"
;;
cleanalllogs)
echo removing all logs
[ -n "$log_sym_dir" ] && do_cmd "rm -f $log_sym_dir/* || true"
[ -n "$log_dir" ] && do_cmd "rm -f $log_dir/* || true"
;;
*)
usage_exit
;;
esac
done
exit $EXIT_STATUS
|