#!/bin/sh
# ctdb event script for Samba
-PATH=/bin:/usr/bin:$PATH
-
. $CTDB_BASE/functions
-loadconfig ctdb
-loadconfig samba
detect_init_style
CTDB_SERVICE_NMB=${CTDB_SERVICE_NMB:-""}
CTDB_SERVICE_WINBIND=${CTDB_SERVICE_WINBIND:-winbind}
;;
- redhat)
- CTDB_SERVICE_SMB=${CTDB_SERVICE_SMB:-smb}
- CTDB_SERVICE_NMB=${CTDB_SERVICE_NMB:-""}
- CTDB_SERVICE_WINBIND=${CTDB_SERVICE_WINBIND:-winbind}
- ;;
*)
# should not happen, but for now use redhat style as default:
CTDB_SERVICE_SMB=${CTDB_SERVICE_SMB:-smb}
;;
esac
-cmd="$1"
-shift
+service_name="samba"
+service_start="start_samba"
+service_stop="stop_samba"
+
+loadconfig
+
+start_samba() {
+ # create the state directory for samba
+ /bin/mkdir -p $CTDB_VARDIR/state/samba
+
+ # make sure samba is not already started
+ [ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
+ service "$CTDB_SERVICE_SMB" stop > /dev/null 2>&1
+ service "$CTDB_SERVICE_NMB" stop > /dev/null 2>&1
+ killall -0 -q smbd && {
+ sleep 1
+ # make absolutely sure samba is dead
+ killall -q -9 smbd
+ }
-[ "$CTDB_MANAGES_SAMBA" = "yes" ] || [ "$CTDB_MANAGES_WINBIND" = "yes" ] || exit 0
+ killall -0 -q nmbd && {
+ sleep 1
+ # make absolutely sure samba is dead
+ killall -q -9 nmbd
+ }
+ }
+ # make sure winbind is not already started
+ check_ctdb_manages_winbind
+ [ "$CTDB_MANAGES_WINBIND" = "yes" ] && {
+ service "$CTDB_SERVICE_WINBIND" stop > /dev/null 2>&1
+ killall -0 -q winbindd && {
+ sleep 1
+ # make absolutely sure winbindd is dead
+ killall -q -9 winbindd
+ }
+
+ }
+
+ # start the winbind service
+ [ "$CTDB_MANAGES_WINBIND" = "yes" ] && {
+ service "$CTDB_SERVICE_WINBIND" start
+ }
+
+ # start Samba service. Start it reniced, as under very heavy load
+ # the number of smbd processes will mean that it leaves few cycles for
+ # anything else
+ [ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
+ /usr/bin/net serverid wipe
+
+ nice_service "$CTDB_SERVICE_NMB" start
+ nice_service "$CTDB_SERVICE_SMB" start
+ }
+ return 0
+}
+
+stop_samba() {
+ # shutdown Samba when ctdb goes down
+ [ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
+ service "$CTDB_SERVICE_SMB" stop
+ service "$CTDB_SERVICE_NMB" stop
+ }
+
+ # stop the winbind service
+ check_ctdb_manages_winbind
+ [ "$CTDB_MANAGES_WINBIND" = "yes" ] && {
+ service "$CTDB_SERVICE_WINBIND" stop
+ }
+
+ return 0
+}
# set default samba cleanup period - in minutes
[ -z "$SAMBA_CLEANUP_PERIOD" ] && {
}
# we keep a cached copy of smb.conf here
-smbconf_cache="$CTDB_BASE/state/samba/smb.conf.cache"
+smbconf_cache="$CTDB_VARDIR/state/samba/smb.conf.cache"
#############################################
# update the smb.conf cache in the foreground
testparm_foreground_update() {
- mkdir -p "$CTDB_BASE/state/samba" || exit 1
+ mkdir -p "$CTDB_VARDIR/state/samba" || exit 1
testparm -s 2> /dev/null | egrep -v 'registry.shares.=|include.=' > "$smbconf_cache"
}
}
}
+list_samba_shares ()
+{
+ testparm_cat |
+ sed -n -e 's@^[[:space:]]*path[[:space:]]*=[[:space:]]@@p' |
+ sed -e 's/"//g'
+}
+
+
###########################
# periodic cleanup function
periodic_cleanup() {
smbstatus -np > /dev/null 2>&1 &
}
-case $cmd in
- startup)
- # create the state directory for samba
- /bin/mkdir -p $CTDB_BASE/state/samba
+###########################
- # make sure samba is not already started
- [ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
- service "$CTDB_SERVICE_SMB" stop > /dev/null 2>&1
- service "$CTDB_SERVICE_NMB" stop > /dev/null 2>&1
- killall -0 -q smbd && {
- sleep 1
- # make absolutely sure samba is dead
- killall -q -9 smbd
- }
+[ "$1" = "monitor" ] && {
+ctdb_start_stop_service
+ctdb_start_stop_service "winbind"
+}
- killall -0 -q nmbd && {
- sleep 1
- # make absolutely sure samba is dead
- killall -q -9 nmbd
- }
- }
+is_ctdb_managed_service || is_ctdb_managed_service "winbind" || exit 0
- # restart the winbind service
- check_ctdb_manages_winbind
- [ "$CTDB_MANAGES_WINBIND" = "yes" ] && {
- service "$CTDB_SERVICE_WINBIND" stop > /dev/null 2>&1
- killall -0 -q winbindd && {
- sleep 1
- # make absolutely sure winbindd is dead
- killall -q -9 winbindd
- }
- service "$CTDB_SERVICE_WINBIND" start
- }
+###########################
- # start Samba service. Start it reniced, as under very heavy load
- # the number of smbd processes will mean that it leaves few cycles for
- # anything else
- [ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
- nice_service "$CTDB_SERVICE_NMB" start
- nice_service "$CTDB_SERVICE_SMB" start
- }
+case "$1" in
+ startup)
+ ctdb_service_start
;;
- takeip)
- # nothing special for Samba
- ;;
-
- releaseip)
- # nothing special for Samba
- ;;
-
- recovered)
- # nothing special for Samba
- exit 0
- ;;
-
shutdown)
- # shutdown Samba when ctdb goes down
- [ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
- service "$CTDB_SERVICE_SMB" stop
- service "$CTDB_SERVICE_NMB" stop
- }
-
- # stop the winbind service
- check_ctdb_manages_winbind
- [ "$CTDB_MANAGES_WINBIND" = "yes" ] && {
- service "$CTDB_SERVICE_WINBIND" stop
- }
+ ctdb_service_stop
;;
monitor)
# Create a dummy file to track when we need to do periodic cleanup
# of samba databases
- [ -f $CTDB_BASE/state/samba/periodic_cleanup ] || {
- touch $CTDB_BASE/state/samba/periodic_cleanup
+ [ -f $CTDB_VARDIR/state/samba/periodic_cleanup ] || {
+ touch $CTDB_VARDIR/state/samba/periodic_cleanup
}
- [ `/usr/bin/find $CTDB_BASE/state/samba/periodic_cleanup -mmin +$SAMBA_CLEANUP_PERIOD | wc -l` -eq 1 ] && {
+ [ `/usr/bin/find $CTDB_VARDIR/state/samba/periodic_cleanup -mmin +$SAMBA_CLEANUP_PERIOD | wc -l` -eq 1 ] && {
# Cleanup the databases
periodic_cleanup
- touch $CTDB_BASE/state/samba/periodic_cleanup
+ touch $CTDB_VARDIR/state/samba/periodic_cleanup
}
[ "$CTDB_MANAGES_SAMBA" = "yes" ] && {
exit 1
}
}
-
- smb_dirs=`testparm_cat | egrep '^[[:space:]]*path = ' | cut -d= -f2`
- ctdb_check_directories_probe "Samba" $smb_dirs || {
+
+ list_samba_shares |
+ ctdb_check_directories_probe || {
testparm_foreground_update
- smb_dirs=`testparm_cat | egrep '^[[:space:]]*path = ' | cut -d= -f2`
- ctdb_check_directories "Samba" $smb_dirs
- }
+ list_samba_shares |
+ ctdb_check_directories
+ } || exit $?
}
smb_ports="$CTDB_SAMBA_CHECK_PORTS"
[ -z "$smb_ports" ] && {
smb_ports=`testparm_cat --parameter-name="smb ports"`
}
- ctdb_check_tcp_ports "Samba" $smb_ports
+ ctdb_check_tcp_ports $smb_ports || exit $?
}
# check winbind is OK
}
;;
+ takeip|releaseip)
+ iface=$2
+ ip=$3
+ maskbits=$4
+
+ smbcontrol winbindd ip-dropped $ip >/dev/null 2>/dev/null
+ ;;
+ *)
+ ctdb_standard_event_handler "$@"
+ ;;
esac
-# ignore unknown commands
exit 0
git.samba.org / sahlberg / ctdb.git / blobdiff