#!/bin/sh

echo "`uptime | awk -F" " '{print $1}'`: entering $0 \"$1\"" >>/tmp/.startup_log

## dependencies:
# cifsmount_1.5-2_mips.ipk:
#	/sbin/mount.cifs
# kmod-fs-cifs_2.4.32-ar531x-1_mips.ipk:
#	/etc/modules.d/30-fs-cifs
#	/lib/modules/2.4.32/cifs.o
# (postinst: insmod cifs)

. /etc/functions.sh
. /tmp/network-config
equal() {
	case "$1" in
		"$2") return 0 ;;
		*) return 255 ;;
	esac
}

mount_share(){
	double_bs="\\" # bs->backslash
	mount -t cifs //${1}${double_bs}${2} /mnt/${3} -o unc=\\\\${1}\\${2},ip=${1},user=${4},pass=${5}
}

config_load cifsmount
config_get enable cifsmount enable
config_get remote_host cifsmount remote_host
config_get remote_share cifsmount remote_share
config_get remote_user cifsmount remote_user
config_get remote_pass cifsmount remote_pass
config_get local_mountpoint cifsmount local_mountpoint

enabled "$FORM_enable" && {
	echo 0 > /proc/fs/cifs/LinuxExtensionsEnabled
	sleep 3
	count=0;
	while ! ping -c 1 ${remote_host} >/dev/null 2>&1; do
		if [ $count -gt 15 ]; then
			break;
		fi
		sleep 3;
		count=$((count+1))
	done
	if [ ! -d /mnt/${local_mountpoint} ]; then
		mkdir -p /mnt/${local_mountpoint}
	else
		umount /mnt/${local_mountpoint} >/dev/null 2>&1
	fi
	if ! equal "`df -h | grep  "/mnt/${local_mountpoint}" | awk '{print $6}'`" "/mnt/${local_mountpoint}"; then
		mount_share ${remote_host} ${remote_share} ${local_mountpoint} ${remote_user} ${remote_pass} >/tmp/cifsmount.log 2>&1
	fi
	if [ -z "`cat /tmp/cifsmount.log 2>/dev/null`" ]; then
		echo "`uptime | awk -F" " '{print $1}'`: Network Share '\\\\${remote_host}\\${remote_share}' mounted successfully" >>/tmp/.startup_log
	else
		echo "`uptime | awk -F" " '{print $1}'`: `cat /tmp/cifsmount.log`" >>/tmp/.startup_log
	fi
	rm -f /tmp/cifsmount.log
}