#!/bin/sh
#
# ancistrus
#
# Netgear's D7000 (V1) Nighthawk Router Experience Distributed Project
#
# https://github.com/negan07/ancistrus
#
# License: GPLv2
#
#
# Startup script: initialize router for package installations.
#
# Usage: $0 (<url>)
#
# <url> parameter is optionally used only if remote urls are different from the built-in one.
# This script can be executed once and only once and it should be deleted after being run successfully.
#
# web-login the router and enable debug mode: http://${ROUTERLANIP}/setup.cgi?todo=debug
# telnet the router.
# login: 'admin' or 'root' on older firmwares.
# password: same as web gui interface.
#
# cd /etc
# curl -k -O https://raw.githubusercontent.com/negan07/ancistrus/master/scripts/startup.sh
# chmod 755 startup.sh
# ./startup.sh
# Follow the instructions on terminal.
#

ETCDIR=/etc
USRETCDIR=/usr${ETCDIR}
BINDIR=/usr/sbin
LIBDIR=/lib
USRLIBDIR=/usr${LIBDIR}
MODDIR=${LIBDIR}/modules
DEVDIR=/dev
USRDEVDIR=/usr${DEVDIR}
OPKGMNTDIR=/usr/lib/opkg
LANGMNTDIR=/config/language_TUR
OPKGMNTPART=mtd20

BIN=opkg
OPKG=${ETCDIR}/${BIN}
CONF=${OPKG}.conf
OPKGCMD="${OPKG} -f ${CONF}"
ARC=${OPKG}.zip
ABSARC=${BIN}.zip
TOINST="zlib openssl curl ancistrus-core utelnetd ${BIN}"

WWW=/www
LANGSDIR=${WWW}/langs

URL=https://raw.githubusercontent.com/negan07/ancistrus/gh-pages/tools/ancistrus-arm-D7000
[ ! -z "$1" ] && URL=$1

[ "`ps | grep ${BINDIR}/mini_httpd | grep -v grep | awk '{printf $10}'`" != "D7000" ] || [ ! -x ${BINDIR}/xdslctl ] && echo "This script can be used with Netgear D7000 (V1) only" && exit 5
[ -x ${BINDIR}/${BIN} ] || mount | grep ${OPKGMNTPART} >/dev/null 2>&1 && echo "${BIN} looks already installed." && exit 4

cd ${ETCDIR}
echo "Cleaning up some garbage/orphan dirs & files..."
killall -9 telnetenabled >/dev/null 2>&1
spuctl stop >/dev/null 2>&1
rmmod ipt_vpntrigger.ko >/dev/null 2>&1
for D in "/opt" "${WWW}/cgi-bin"; do find $D -type d -name .svn -exec rm -rf '{}' \; >/dev/null 2>&1; done
sync
for D in "CSY" "TUR"; do find ${LANGSDIR} -type d -name $D -exec rm -rf '{}' \; >/dev/null 2>&1; done
sync
find "${LANGSDIR}" -type f -name *.gz -exec rm -f '{}' \; >/dev/null 2>&1
sync
rm -f ${OPKG} ${CONF} ${ARC} ${USRETCDIR}/rcS.MT ${USRETCDIR}/prepare_3g ${USRETCDIR}/ipsec_init_conn.sh ${USRETCDIR}/import_ca.cgi ${USRETCDIR}/upgrade_stringTbl.cgi ${USRETCDIR}/samba.conf/secrets.tdb ${USRETCDIR}/samba.conf/smb.conf.bk ${USRETCDIR}/samba.conf/smb.conf_sample ${USRETCDIR}/speedtest-servers-tmp.xml ${BINDIR}/spuctl ${BINDIR}/reaim ${BINDIR}/telnetenabled ${BINDIR}/smbstatus ${BINDIR}/speedtest ${LIBDIR}/libstdc++.so.6.0.16-gdb.py ${LIBDIR}/libspuctl.so ${LIBDIR}/lib*.la ${USRLIBDIR}/lib*.a ${MODDIR}/ipt_vpntrigger.ko ${DEVDIR}/spu ${USRDEVDIR}/spu ${WWW}/language/Czech.js ${WWW}/*DGND*.jpg ${WWW}/vw_* ${WWW}/vpn_* ${WWW}/tree* ${WWW}/sub_* ${WWW}/sh_* ${WWW}/media* ${WWW}/h_vpn* ${WWW}/h_vauto* ${WWW}/h_vman* ${WWW}/index1.htm ${WWW}/start1.htm ${WWW}/*_demo.htm ${WWW}/start_old_style.htm ${WWW}/ORG-RST_status.htm ${WWW}/DSL_PRO_config.html ${WWW}/*3g*.htm ${WWW}/import_ca.cgi ${WWW}/upgrade_stringTbl.cgi ${WWW}/adsl_test.htm ${WWW}/StringTableUpload.html ${WWW}/alert* ${WWW}/at_cmd_log.htm ${WWW}/choose_wan* ${WWW}/debug* ${WWW}/dongle_list.htm ${WWW}/hidden.htm ${WWW}/*lanip_mo* ${WWW}/*odem* ${WWW}/*mstatus* ${WWW}/LGO_logout.htm ${WWW}/menu*.htm ${WWW}/m_status.htm ${WWW}/ORG-index.htm ${WWW}/TR069.htm ${WWW}/*driver* ${WWW}/wiz_failover.htm ${WWW}/wiz_selwan.htm ${WWW}/wiz_summary.htm ${WWW}/md5 ${WWW}/utility_dlna.js
sync
rm -rf ${LIBDIR}/naptd ${USRLIBDIR}/pkgconfig /usr/local /usr/upnp
sync
echo "Removing duplicate files..."
set -- nbtscan ${BINDIR}/nbtscan_refresh nvram ${BINDIR}/readycloud_nvram wizard_eth ${BINDIR}/wizard_vdsl DNS_ddns_st.htm ${WWW}/Netgear_ddns_st.htm WIZ_pppoa.htm ${WWW}/wizpppoa.htm BAS_pppoe_h.htm ${WWW}/BAS_pppoa_h.htm BRS_04_B_checkNet_ping.html ${WWW}/BRS_04_B_checkNet.html upgrade.htm ${WWW}/UPG_upgrade.htm dtreebase.gif ${WWW}/rout.gif image/spacer.gif ${WWW}/spacer.gif button/button.gif ${WWW}/image/ca_purple_long_button.gif button/test.gif ${WWW}/image/ca-little-purple-button.gif
while [ $# -gt 1 ]; do ln -sf $1 $2; shift 2; done
sync
echo
echo "Downloading & extracting: ${ARC} ..."
curl -k -O ${URL}/${ABSARC}
unzip ${ARC}
[ $? -ne 0 -o ! -f ${OPKG} -o ! -f ${CONF} ] && echo "Problem has occurred: check either connection or download urls." && exit 3
chmod 755 ${OPKG}
chmod 644 ${CONF}
echo
echo "Mounting opkg info & status files partition..."
rm -rf ${OPKGMNTDIR}/
[ ! -d ${OPKGMNTDIR} ] && mkdir -m 0777 ${OPKGMNTDIR}
for U in ${OPKGMNTDIR} ${LANGMNTDIR}; do umount $U >/dev/null 2>&1; done
mknod /dev/${OPKGMNTPART} c 90 40
flash_eraseall -j /dev/${OPKGMNTPART}
mount -n -t jffs2 ${OPKGMNTPART} ${OPKGMNTDIR}
[ $? -ne 0 ] && echo "Problem has occurred: opkg partition not mounted." && exit 2
sync
echo
echo "Installing essential packages: ${TOINST}"
${OPKGCMD} update && sleep 1
for IPK in ${TOINST}
do
${OPKGCMD} install ${IPK}
[ $? -ne 0 ] && echo "${IPK} installation failed: check repository urls on ${CONF}" && exit 1
sleep 1
done
rm -f ${OPKG} ${ARC}
sync
echo
echo "This script can now be deleted: type 'rm `basename $0`'"
exit 0