openwrt-packages-dist/net/samba4/files/samba.init

#!/bin/sh /etc/rc.common

START=99
USE_PROCD=1

smb_header() {
	config_get samba_iface $1 interface "loopback lan"

	# resolve interfaces
	local interfaces=$(
		. /lib/functions/network.sh

		local net
		for net in $samba_iface; do
			local device
			network_is_up $net || continue
			network_get_device device "$net"
			echo -n "${device:-$net} "
		done
	)

	local name workgroup description charset
	local hostname="$(uci_get system.@system[0].hostname)"

	config_get name        		$1 name        	"${hostname:-OpenWrt}"
	config_get workgroup   		$1 workgroup   	"${hostname:-WORKGROUP}"
	config_get description 		$1 description 	"Samba on ${hostname:-OpenWrt}"
	config_get charset  		$1 charset     	"UTF-8"

	config_get_bool DISABLE_NETBIOS	$1 disable_netbios	0
	config_get_bool DISABLE_AD_DC	$1 disable_ad_dc	0
	config_get_bool DISABLE_WINBIND	$1 disable_winbind	0

	mkdir -p /var/etc
	sed -e "s#|NAME|#$name#g" \
	    -e "s#|WORKGROUP|#$workgroup#g" \
	    -e "s#|DESCRIPTION|#$description#g" \
	    -e "s#|INTERFACES|#$interfaces#g" \
	    -e "s#|CHARSET|#$charset#g" \
	    /etc/samba/smb.conf.template > /var/etc/smb.conf

	echo -e "\n######### Dynamic written config options #########\n" >> /var/etc/smb.conf
	if [ "$DISABLE_NETBIOS" -eq 1 ] || [ ! -x /usr/sbin/nmbd ]; then
		echo -e "\tdisable netbios = yes" >> /var/etc/smb.conf
	fi

	local homes
	config_get_bool homes $1 homes 0
	[ $homes -gt 0 ] && {
		cat <<EOT >> /var/etc/smb.conf

[homes]
	comment     = Home Directories
	browsable   = no
	writable = yes
	read only   = no
	create mask = 0750
EOT
	}

	[ -L /etc/samba/smb.conf ] || ln -nsf /var/etc/smb.conf /etc/samba/smb.conf
}

smb_add_share() {
	local name
	local path
	local users
	local public
	local writable
	local printable
	local create_mask

	local browseable
	local read_only
	local guest_ok
	local guest_only
	local inherit_owner
	local vfs_objects

	config_get name $1 name
	config_get path $1 path
	config_get users $1 users
	config_get public $1 public
	config_get writable $1 writable
	config_get printable $1 printable
	config_get create_mask $1 create_mask
	config_get dir_mask $1 dir_mask


	config_get browseable $1 browseable
	config_get read_only $1 read_only
	config_get guest_ok $1 guest_ok
	config_get guest_only $1 guest_only
	config_get inherit_owner $1 inherit_owner
	config_get vfs_objects $1 vfs_objects


	[ -z "$name" -o -z "$path" ] && return

	echo -e "\n[$name]\n\tpath = $path" >> /var/etc/smb.conf
	[ -n "$users" ] && echo -e "\tvalid users = $users" >> /var/etc/smb.conf
	[ -n "$public" ] && echo -e "\tpublic = $public" >> /var/etc/smb.conf
	[ -n "$writable" ] && echo -e "\twritable = $writable" >> /var/etc/smb.conf
	[ -n "$printable" ] && echo -e "\tprintable = $printable" >> /var/etc/smb.conf
	[ -n "$create_mask" ] && echo -e "\tcreate mask = $create_mask" >> /var/etc/smb.conf
	[ -n "$dir_mask" ] && echo -e "\tdirectory mask = $dir_mask" >> /var/etc/smb.conf

	[ -n "$browseable" ] && echo -e "\tbrowseable = $browseable" >> /var/etc/smb.conf
	[ -n "$read_only" ] && echo -e "\tread only = $read_only" >> /var/etc/smb.conf
	[ -n "$guest_ok" ] && echo -e "\tguest ok = $guest_ok" >> /var/etc/smb.conf
	[ -n "$guest_only" ] && echo -e "\tguest only = $guest_only" >> /var/etc/smb.conf
	[ -n "$inherit_owner" ] && echo -e "\tinherit owner = $inherit_owner" >> /var/etc/smb.conf
	[ -n "$vfs_objects" ] && echo -e "\tvfs objects = $vfs_objects" >> /var/etc/smb.conf
}

init_config() {
	# Create samba dirs
	[ -d /var/lib/samba ] || mkdir -p /var/lib/samba
	[ -d /var/cache/samba ] || mkdir -p /var/cache/samba
	[ -d /var/run/samba ] || mkdir -p /var/run/samba
	[ -d /var/log/samba ] || mkdir -p /var/log/samba
	[ -d /var/lock ] && chmod 0755 /var/lock || {
		mkdir -p /var/lock
		chmod 0755 /var/lock
	}

	config_load samba4
	config_foreach smb_header samba
	config_foreach smb_add_share sambashare
}

reload_service() {
	init_config

	killall -HUP samba
	killall -HUP smbd
	killall -HUP nmbd
	killall -HUP winbindd
}

service_triggers() {
	procd_add_reload_trigger samba4

	local i
	for i in $samba_iface; do
		procd_add_reload_interface_trigger $i
	done
}

start_service() {
	init_config

	# start main AC-DC daemon, will spawn (smbd,nmbd,winbindd) as needed/configured.
	if [ "$DISABLE_AD_DC" -ne 1 ] && [ -x /usr/sbin/samba ]; then
		procd_open_instance
		procd_set_param command /usr/sbin/samba -F
		procd_set_param respawn
		procd_set_param file /var/etc/smb.conf
		procd_close_instance
	else
		# start fileserver daemon
		procd_open_instance
		procd_set_param command /usr/sbin/smbd -F
		procd_set_param respawn
		procd_set_param file /var/etc/smb.conf
		procd_close_instance

		# start netbios daemon
		if [ "$DISABLE_NETBIOS" -ne 1 ] && [ -x /usr/sbin/nmbd ]; then
			procd_open_instance
			procd_set_param command /usr/sbin/nmbd -F
			procd_set_param respawn
			procd_set_param file /var/etc/smb.conf
			procd_close_instance
		fi
		# start winbind daemon
		if [ "$DISABLE_WINBIND" -ne 1 ] && [ -x /usr/sbin/winbindd ]; then
			procd_open_instance
			procd_set_param command /usr/sbin/winbindd -F
			procd_set_param respawn
			procd_set_param file /var/etc/smb.conf
			procd_close_instance
		fi
	fi
	# lower priority using renice (if found)
	if [ -x /usr/bin/renice ]; then
		[ -x /usr/sbin/samba ] && renice -n 2 $(pidof samba)
		[ -x /usr/sbin/smbd ] && renice -n 2 $(pidof smbd)
		[ -x /usr/sbin/nmbd ] && renice -n 2 $(pidof nmbd)
		[ -x /usr/sbin/winbindd ] && renice -n 2 $(pidof winbindd)
	fi
}