#!/bin/sh
#
# $FreeBSD: head/net/samba43/files/samba_server.in 402642 2015-11-30 01:35:36Z timur $
#

# PROVIDE: samba_server
# REQUIRE: NETWORKING SERVERS DAEMON ldconfig resolv ntpd
# BEFORE: LOGIN
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf.local or /etc/rc.conf
# to enable this service:
#
#samba_server_enable="YES"
#
# You can disable/enable any of the Samba daemons by specifying:
#samba_enable="NO"
#nmbd_enable="NO"
#smbd_enable="NO"
# You need to enable winbindd separately, by adding:
#winbindd_enable="YES"
# Configuration file can be set with:
#samba_server_config="%%SAMBA4_CONFDIR%%/%%SAMBA4_CONFIG%%"
#

. /etc/rc.subr

name="samba_server"
rcvar=${name}_enable
# Defaults
samba_server_config_default="%%SAMBA4_CONFDIR%%/%%SAMBA4_CONFIG%%"
smbcontrol_command="%%PREFIX%%/bin/smbcontrol"
# Custom commands
extra_commands="reload status"

start_precmd="samba_server_prestart"
restart_precmd="samba_server_checkconfig"
reload_precmd="samba_server_checkconfig"
start_cmd="samba_server_cmd"
stop_cmd="samba_server_cmd"
status_cmd="samba_server_cmd"
reload_cmd="samba_server_reload_cmd"
rcvar_cmd="samba_server_rcvar_cmd"

samba_server_checkconfig() {
    echo -n "Performing sanity check on Samba configuration: "
    if ${testparm_command} >/dev/null 2>&1; then
	echo "OK"
    else
	echo "FAILED"
	return 1
    fi
}

samba_server_prestart() {
    # Make sure we have our RUNDIR, even if it's on a tmpfs
    if [ -d "${samba_server_piddir}" -o ! -e "${samba_server_piddir}" ]; then
	install -d -m 0755 "${samba_server_piddir}"
    fi
    # https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200186
    if [ -d "${samba_server_privatedir}" -o ! -e "${samba_server_privatedir}" ]; then
	install -d -m 0700 "${samba_server_privatedir}"
    fi
#    # Remove smbd.pid before starting up samba(needed for s3fs)
#    if [ -e "${samba_server_piddir}/smbd.pid" ] ; then
#	rm -f "${samba_server_piddir}/smbd.pid"
#    fi
    samba_server_checkconfig
}

samba_server_rcvar_cmd() {
    local name rcvar
    rcvar=${name}_enable
    # Prevent recursive calling
    unset "${rc_arg}_cmd" "${rc_arg}_precmd" "${rc_arg}_postcmd"
    # Check master variable
    run_rc_command "${_rc_prefix}${rc_arg}" ${rc_extra_args}
    # Check dependent variables
    for name in ${samba_daemons}; do
	# XXX
	rcvars=''; v=''
	rcvar=${name}_enable
	run_rc_command "${_rc_prefix}${rc_arg}" ${rc_extra_args}
    done
}

samba_server_reload_cmd() {
    local name rcvar command pidfile force_run
    # Prevent recursive calling
    unset "${rc_arg}_cmd" "${rc_arg}_precmd" "${rc_arg}_postcmd"
    # Ignore rcvar and run command
    if [ -n "${_rc_prefix}" -a "${_rc_prefix}" = "one" ] || [ -n "${rc_force}" ] || [ -n "${rc_fast}" ]; then
	force_run=yes
    fi
    # Apply to all daemons
    for name in ${samba_daemons}; do
	rcvar=${name}_enable
	command="%%PREFIX%%/sbin/${name}"
	pidfile="${samba_server_piddir}/${name}.pid"
	# Daemon should be enabled and running
	if ( [ -n "${rcvar}" ] && checkyesno "${rcvar}" ) || [ -n "$force_run" ]; then
	    if [ -n "$(check_pidfile "${pidfile}" "${command}")" ]; then
		debug "reloading ${name} configuration"
		echo "Reloading ${name}."
		${smbcontrol_command} "${name}" 'reload-config' ${command_args} >/dev/null 2>&1
	    fi
	fi
    done
}

samba_server_cmd() {
    local name rcvar rcvars v command pidfile samba_daemons result force_run
    # Prevent recursive calling
    unset "${rc_arg}_cmd" "${rc_arg}_precmd" "${rc_arg}_postcmd"
    # Stop processes in the reverse order
    if [ "${rc_arg}" = "stop" ] ; then
	samba_daemons=$(reverse_list ${samba_daemons})
    fi
    # Ignore rcvar and run command
    if [ -n "${_rc_prefix}" -a "${_rc_prefix}" = "one" ] || [ -n "${rc_force}" ] || [ -n "${rc_fast}" ]; then
	force_run=yes
    fi
    # Assume success
    result=0
    # Apply to all daemons
    for name in ${samba_daemons}; do
	# XXX
	rcvars=''; v=''
	rcvar=${name}_enable
	command="%%PREFIX%%/sbin/${name}"
	pidfile="${samba_server_piddir}/${name}.pid"
	# Daemon should be enabled and running
	if ( [ -n "${rcvar}" ] && checkyesno "${rcvar}" ) || [ -n "$force_run" ]; then
	    run_rc_command "${_rc_prefix}${rc_arg}" ${rc_extra_args}
	    # If any of the commands failed, take it as a global result
	    result=$((${result} || $?))
	fi
    done
    return ${result}
}

samba_server_config_init() {
    local name
    # Load configuration
    load_rc_config "${name}"
    # Defaults
    samba_server_enable=${samba_server_enable:=NO}
    samba_server_config=${samba_server_config=${samba_server_config_default}}
    samba_server_configfile_arg=${samba_server_config:+--configfile="${samba_server_config}"}			#"
    #testparm_command="%%PREFIX%%/bin/samba-tool testparm --suppress-prompt --verbose ${samba_server_configfile_arg}"
    testparm_command="%%PREFIX%%/bin/testparm --suppress-prompt --verbose ${samba_server_config}"
    # Determine what daemons are necessary to run Samba in the current role
    samba_server_role=$(${testparm_command} --parameter-name='server role' 2>/dev/null)
    case "${samba_server_role}" in
	active\ directory\ domain\ controller)
	    samba_daemons="samba"
	    ;;
	auto|*)
	    samba_daemons="nmbd smbd winbindd"
	    ;;
    esac
    # Load daemons configuration
    for name in ${samba_daemons}; do
	load_rc_config "${name}"
	# If samba_server_enable is 'YES'
	if [ -n "${rcvar}" ] && checkyesno "${rcvar}"; then
	    if [ "${name}" != "winbindd" ]; then
		# Set variable to 'YES' only if it is unset
		eval ${name}_enable=\${${name}_enable-YES}
	    else
		# Winbindd
		samba_server_idmap=$(${testparm_command} --parameter-name='idmap uid' 2>/dev/null)
		if [ -n "${samba_server_idmap}" ]; then
		    winbindd_enable="YES"
		fi
	    fi
	fi
	# If variable is empty, set it to 'NO'
	eval ${name}_enable=\${${name}_enable:-NO}
    done
    # Fetch parameters from configuration file
    samba_server_lockdir="$(${testparm_command} --parameter-name='lock directory' 2>/dev/null)"
    samba_server_lockdir=${samba_server_lockdir:=%%SAMBA4_LOCKDIR%%}
    samba_server_piddir="$(${testparm_command} --parameter-name='pid directory' 2>/dev/null)"
    samba_server_piddir=${samba_server_piddir:=%%SAMBA4_RUNDIR%%}
    samba_server_privatedir="$(${testparm_command} --parameter-name='private dir' 2>/dev/null)"
    samba_server_privatedir=${samba_server_privatedir:=%%SAMBA4_PRIVATEDIR%%}
}

# Load configuration variables
samba_server_config_init
# Common flags
command_args=${samba_server_configfile_arg}
samba_flags=${samba_flags="--daemon"}
nmbd_flags=${nmbd_flags="--daemon"}
smbd_flags=${smbd_flags="--daemon"}
winbindd_flags=${winbindd_flags="--daemon"}
# Requirements
required_files="${samba_server_config}"
required_dirs="${samba_server_lockdir}"

run_rc_command "$1"