mirror of
https://github.com/bol-van/zapret.git
synced 2024-12-23 14:53:18 +00:00
1429 lines
31 KiB
Bash
Executable File
1429 lines
31 KiB
Bash
Executable File
#!/bin/sh
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# automated script for easy installing zapret
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EXEDIR="$(dirname "$0")"
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EXEDIR="$(cd "$EXEDIR"; pwd)"
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IPSET_DIR="$EXEDIR/ipset"
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ZAPRET_CONFIG="$EXEDIR/config"
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ZAPRET_BASE="$EXEDIR"
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. "$ZAPRET_CONFIG"
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# install target
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ZAPRET_TARGET=/opt/zapret
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GET_LIST="$IPSET_DIR/get_config.sh"
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GET_LIST_PREFIX=/ipset/get_
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INIT_SCRIPT=/etc/init.d/zapret
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DNSCHECK_DNS="8.8.8.8 1.1.1.1 77.88.8.8"
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DNSCHECK_DOM="pornhub.com putinhuylo.com rutracker.org nnmclub.to kinozal.tv"
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DNSCHECK_DIG1=/tmp/dig1.txt
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DNSCHECK_DIG2=/tmp/dig2.txt
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DNSCHECK_DIGS=/tmp/digs.txt
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[ -n "$TPPORT" ] || TPPORT=988
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SYSTEMD_DIR=/lib/systemd
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[ -d "$SYSTEMD_DIR" ] || SYSTEMD_DIR=/usr/lib/systemd
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[ -d "$SYSTEMD_DIR" ] && SYSTEMD_SYSTEM_DIR="$SYSTEMD_DIR/system"
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ECHON="echo -n"
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exists()
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{
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which $1 >/dev/null 2>/dev/null
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}
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whichq()
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{
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which $1 2>/dev/null
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}
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MD5=md5sum
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exists $MD5 || MD5=md5
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contains()
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{
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# check if substring $2 contains in $1
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[ "${1#*$2}" != "$1" ]
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}
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exitp()
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{
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local A
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echo
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echo press enter to continue
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read A
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exit $1
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}
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require_root()
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{
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echo \* checking privileges
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[ $(id -u) -ne "0" ] && {
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echo root is required
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exists sudo && exec sudo "$0"
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exists su && exec su -c "$0"
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echo su or sudo not found
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exitp 2
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}
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}
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sedi()
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{
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# MacOS doesnt support -i without parameter. busybox doesnt support -i with parameter.
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# its not possible to put "sed -i ''" to a variable and then use it
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if [ "$SYSTEM" = "macos" ]; then
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sed -i '' "$@"
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else
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sed -i "$@"
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fi
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}
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read_yes_no()
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{
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# $1 - default (Y/N)
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local A
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read A
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[ -z "$A" ] || ([ "$A" != "Y" ] && [ "$A" != "y" ] && [ "$A" != "N" ] && [ "$A" != "n" ]) && A=$1
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[ "$A" = "Y" ] || [ "$A" = "y" ] || [ "$A" = "1" ]
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}
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ask_yes_no()
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{
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# $1 - default (Y/N or 0/1)
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# $2 - text
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local DEFAULT=$1
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[ "$1" = "1" ] && DEFAULT=Y
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[ "$1" = "0" ] && DEFAULT=N
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[ -z "$DEFAULT" ] && DEFAULT=N
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$ECHON "$2 (default : $DEFAULT) (Y/N) ? "
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read_yes_no $DEFAULT
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}
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ask_yes_no_var()
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{
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# $1 - variable name for answer : 0/1
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# $2 - text
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local DEFAULT
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eval DEFAULT="\$$1"
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if ask_yes_no "$DEFAULT" "$2"; then
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eval $1=1
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else
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eval $1=0
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fi
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}
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on_off_function()
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{
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# $1 : function name on
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# $2 : function name off
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# $3 : 0 - off, 1 - on
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local F="$1"
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[ "$3" = "1" ] || F="$2"
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shift
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shift
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shift
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"$F" "$@"
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}
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get_dir_inode()
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{
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local dir="$1"
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[ -L "$dir" ] && dir=$(readlink "$dir")
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ls -id "$dir" | awk '{print $1}'
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}
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random()
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{
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# $1 - min, $2 - max
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local r rs
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if [ -c /dev/urandom ]; then
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read rs </dev/urandom
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else
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rs="$RANDOM$RANDOM$(date)"
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fi
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# shells use signed int64
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r=1$(echo $rs | $MD5 | sed 's/[^0-9]//g' | head -c 17)
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echo $(( ($r % ($2-$1+1)) + $1 ))
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}
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check_system()
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{
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echo \* checking system
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SYSTEM=""
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SYSTEMCTL=$(whichq systemctl)
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local UNAME=$(uname)
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if [ "$UNAME" = "Linux" ]; then
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# some distros include systemctl without systemd
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if [ -d "$SYSTEMD_DIR" ] && [ -x "$SYSTEMD_DIR/systemd" ] && [ -x "$SYSTEMCTL" ]; then
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SYSTEM=systemd
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elif [ -f "/etc/openwrt_release" ] && exists opkg && exists uci ; then
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SYSTEM=openwrt
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elif exists /sbin/openrc-run || exists /usr/sbin/openrc-run ; then
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SYSTEM=openrc
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else
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echo system is not either systemd, openrc or openwrt based
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echo easy installer can set up config settings but can\'t configure auto start
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echo you have to do it manually. check readme.txt for manual setup info.
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if ask_yes_no N "do you want to continue"; then
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SYSTEM=linux
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else
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exitp 5
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fi
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fi
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elif [ "$UNAME" = "Darwin" ]; then
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SYSTEM=macos
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# MacOS echo from /bin/sh does not support -n
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ECHON=printf
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else
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echo easy installer only supports Linux and MacOS. check readme.txt for supported systems and manual setup info.
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exitp 5
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fi
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echo system is based on $SYSTEM
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}
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check_readonly_system()
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{
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local RO
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echo \* checking readonly system
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case $SYSTEM in
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systemd)
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[ -w "$SYSTEMD_SYSTEM_DIR" ] || RO=1
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;;
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openrc)
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[ -w "$(dirname "$INIT_SCRIPT")" ] || RO=1
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;;
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esac
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[ -z "$RO" ] || {
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echo '!!! READONLY SYSTEM DETECTED !!!'
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echo '!!! WILL NOT BE ABLE TO CONFIGURE STARTUP !!!'
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echo '!!! MANUAL STARTUP CONFIGURATION IS REQUIRED !!!'
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ask_yes_no N "do you want to continue" || exitp 5
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}
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}
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check_bins()
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{
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echo \* checking executables
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local arch=$(get_bin_arch)
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local make_target
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[ "$FORCE_BUILD" = "1" ] && {
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echo forced build mode
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if [ "$arch" = "my" ]; then
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echo already compiled
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else
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arch=""
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fi
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}
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if [ -n "$arch" ] ; then
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echo found architecture "\"$arch\""
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elif [ -f "$EXEDIR/Makefile" ] && exists make; then
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echo trying to compile
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[ "$SYSTEM" = "macos" ] && make_target=mac
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make -C "$EXEDIR" $make_target || {
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echo could not compile
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make -C "$EXEDIR" clean
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exitp 8
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}
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echo compiled
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else
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echo build tools not found
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exitp 8
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fi
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}
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call_install_bin()
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{
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"$EXEDIR/install_bin.sh" $1
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}
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get_bin_arch()
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{
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call_install_bin getarch
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}
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install_binaries()
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{
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echo \* installing binaries
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call_install_bin || {
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echo compatible binaries not found
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exitp 8
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}
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}
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find_str_in_list()
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{
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[ -n "$1" ] && {
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for v in $2; do
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[ "$v" = "$1" ] && return 0
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done
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}
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return 1
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}
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ask_list()
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{
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# $1 - mode var
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# $2 - space separated value list
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# $3 - (optional) default value
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local M_DEFAULT
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eval M_DEFAULT="\$$1"
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local M_ALL=$M_DEFAULT
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local M=""
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local m
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[ -n "$3" ] && { find_str_in_list "$M_DEFAULT" "$2" || M_DEFAULT="$3" ;}
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n=1
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for m in $2; do
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echo $n : $m
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n=$(($n+1))
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done
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$ECHON "your choice (default : $M_DEFAULT) : "
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read m
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[ -n "$m" ] && M=$(echo $2 | cut -d ' ' -f$m 2>/dev/null)
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[ -z "$M" ] && M="$M_DEFAULT"
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echo selected : $M
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eval $1="\"$M\""
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[ "$M" != "$M_OLD" ]
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}
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write_config_var()
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{
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# $1 - mode var
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local M
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eval M="\$$1"
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if grep -q "^$1=\|^#$1=" "$ZAPRET_CONFIG"; then
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# replace / => \/
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#M=${M//\//\\\/}
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M=$(echo $M | sed 's/\//\\\//g')
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if [ -n "$M" ]; then
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if contains "$M" " "; then
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sedi -Ee "s/^#?$1=.*$/$1=\"$M\"/" "$ZAPRET_CONFIG"
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else
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sedi -Ee "s/^#?$1=.*$/$1=$M/" "$ZAPRET_CONFIG"
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fi
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else
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# write with comment at the beginning
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sedi -Ee "s/^#?$1=.*$/#$1=/" "$ZAPRET_CONFIG"
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fi
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else
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# var does not exist in config. add it
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if [ -n "$M" ]; then
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echo "$1=$M" >>"$ZAPRET_CONFIG"
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else
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echo "#$1=$M" >>"$ZAPRET_CONFIG"
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fi
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fi
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}
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select_mode_mode()
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{
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local MODES="tpws tpws-socks nfqws filter custom"
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[ "$SYSTEM" = "macos" ] && MODES="tpws tpws-socks filter custom"
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echo
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echo select MODE :
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ask_list MODE "$MODES" tpws && write_config_var MODE
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case $MODE in
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tpws)
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echo
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echo tpws options : $TPWS_OPT
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echo to change : edit TPWS_OPT in $ZAPRET_CONFIG
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;;
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nfqws)
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echo
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echo "nfqws options (default) : $NFQWS_OPT_DESYNC"
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echo "nfqws options (http) : $NFQWS_OPT_DESYNC_HTTP"
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echo "nfqws options (https) : $NFQWS_OPT_DESYNC_HTTPS"
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echo to change : edit NFQWS_OPT_DESYNC, NFQWS_OPT_DESYNC_HTTP, NFQWS_OPT_DESYNC_HTTPS in $ZAPRET_CONFIG
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;;
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esac
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}
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select_mode_http()
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{
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[ "$MODE" != "filter" ] && [ "$MODE" != "tpws-socks" ] && {
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echo
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ask_yes_no_var MODE_HTTP "enable http support"
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write_config_var MODE_HTTP
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}
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}
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select_mode_keepalive()
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{
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[ "$MODE" = "nfqws" ] && [ "$MODE_HTTP" = "1" ] && {
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echo
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echo enable keep alive support only if DPI checks every outgoing packet for http signature
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echo dont enable otherwise because it consumes more cpu resources
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ask_yes_no_var MODE_HTTP_KEEPALIVE "enable http keep alive support"
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write_config_var MODE_HTTP_KEEPALIVE
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}
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}
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select_mode_https()
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{
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[ "$MODE" != "filter" ] && [ "$MODE" != "tpws-socks" ] && {
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echo
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ask_yes_no_var MODE_HTTPS "enable https support"
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write_config_var MODE_HTTPS
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}
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}
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select_mode_filter()
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{
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local filter="none ipset hostlist"
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[ "$MODE" = "tpws-socks" ] && filter="none hostlist"
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echo
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echo select filtering :
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ask_list MODE_FILTER "$filter" none && write_config_var MODE_FILTER
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}
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select_mode()
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{
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select_mode_mode
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select_mode_iface
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select_mode_http
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select_mode_keepalive
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select_mode_https
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select_mode_filter
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}
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select_getlist()
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{
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if [ "$MODE_FILTER" = "ipset" -o "$MODE_FILTER" = "hostlist" ]; then
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local D=N
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[ -n "$GETLIST" ] && D=Y
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echo
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if ask_yes_no $D "do you want to auto download ip/host list"; then
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if [ "$MODE_FILTER" = "hostlist" ] ; then
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local GL_OLD=$GETLIST
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GETLIST="get_reestr_hostlist.sh"
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[ "$GL_OLD" != "$GET_LIST" ] && write_config_var GETLIST
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else
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GETLISTS="get_user.sh get_antifilter_ip.sh get_antifilter_ipsmart.sh get_antifilter_ipsum.sh get_reestr_ip.sh get_reestr_combined.sh get_reestr_resolve.sh"
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GETLIST_DEF="get_antifilter_ipsmart.sh"
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ask_list GETLIST "$GETLISTS" "$GETLIST_DEF" && write_config_var GETLIST
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fi
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return
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fi
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fi
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GETLIST=""
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write_config_var GETLIST
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}
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select_ipv6()
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{
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local T=N
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[ "$DISABLE_IPV6" != '1' ] && T=Y
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local old6=$DISABLE_IPV6
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echo
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if ask_yes_no $T "enable ipv6 support"; then
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DISABLE_IPV6=0
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else
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DISABLE_IPV6=1
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fi
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[ "$old6" != "$DISABLE_IPV6" ] && write_config_var DISABLE_IPV6
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}
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ask_config()
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{
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select_mode
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select_getlist
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}
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ask_config_offload()
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{
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is_flow_offload_avail && {
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echo
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echo flow offloading can greatly increase speed on slow devices and high speed links \(usually 150+ mbits\)
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echo unfortuantely its not compatible with most nfqws options. nfqws traffic must be exempted from flow offloading.
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echo donttouch = disable system flow offloading setting if nfqws mode was selected, dont touch it otherwise and dont configure selective flow offloading
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echo none = always disable system flow offloading setting and dont configure selective flow offloading
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echo software = always disable system flow offloading setting and configure selective software flow offloading
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echo hardware = always disable system flow offloading setting and configure selective hardware flow offloading
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echo select flow offloading :
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ask_list FLOWOFFLOAD "donttouch none software hardware" donttouch && write_config_var FLOWOFFLOAD
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}
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}
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get_free_space_mb()
|
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{
|
|
df -m $PWD | awk '/[0-9]%/{print $(NF-2)}'
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}
|
|
get_ram_kb()
|
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{
|
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grep MemTotal /proc/meminfo | awk '{print $2}'
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}
|
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get_ram_mb()
|
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{
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local R=$(get_ram_kb)
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echo $(($R/1024))
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}
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ask_config_tmpdir()
|
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{
|
|
# ask tmpdir change for low ram systems with enough free disk space
|
|
[ -n "$GETLIST" ] && [ $(get_free_space_mb "$EXEDIR/tmp") -ge 128 ] && [ $(get_ram_mb) -le 400 ] && {
|
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echo
|
|
echo /tmp in openwrt is tmpfs. on low RAM systems there may be not enough RAM to store downloaded files
|
|
echo default tmpfs has size of 50% RAM
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echo "RAM : $(get_ram_mb) Mb"
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echo "DISK : $(get_free_space_mb) Mb"
|
|
echo select temp file location
|
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[ -z "$TMPDIR" ] && TMPDIR=/tmp
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ask_list TMPDIR "/tmp $EXEDIR/tmp" && {
|
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[ "$TMPDIR" = "/tmp" ] && TMPDIR=
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write_config_var TMPDIR
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}
|
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}
|
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}
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|
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ask_iface()
|
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{
|
|
# $1 - var to ask
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# $2 - additional name for empty string synonim
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|
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local ifs i0 def new
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eval def="\$$1"
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[ -n "$2" ] && i0="$2 "
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case $SYSTEM in
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macos)
|
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ifs="$(ifconfig -l)"
|
|
;;
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*)
|
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ifs="$(ls /sys/class/net)"
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|
;;
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esac
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[ -z "$def" ] && eval $1="$2"
|
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ask_list $1 "$i0$ifs" && {
|
|
eval new="\$$1"
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[ "$new" = "$2" ] && eval $1=""
|
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write_config_var $1
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}
|
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}
|
|
ask_iface_lan()
|
|
{
|
|
echo LAN interface :
|
|
ask_iface IFACE_LAN "NONE"
|
|
}
|
|
ask_iface_wan()
|
|
{
|
|
echo WAN interface :
|
|
ask_iface IFACE_WAN "ANY"
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}
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|
|
select_mode_iface()
|
|
{
|
|
# openwrt has its own interface management scheme
|
|
# filter just creates ip tables, no daemons involved
|
|
# nfqws sits in POSTROUTING chain and unable to filter by incoming interface
|
|
# tpws redirection works in PREROUTING chain
|
|
# in tpws-socks mode IFACE_LAN specifies additional bind interface for the socks listener
|
|
# it's not possible to instruct tpws to route outgoing connection to an interface (OS routing table decides)
|
|
# custom mode can also benefit from interface names (depends on custom script code)
|
|
|
|
if [ "$SYSTEM" = "openwrt" ] || [ "$MODE" = "filter" ]; then return; fi
|
|
|
|
echo
|
|
|
|
case "$MODE" in
|
|
tpws-socks)
|
|
echo "select LAN interface to allow socks access from your LAN. select NONE for localhost only."
|
|
echo "expect socks on tcp port $TPPORT"
|
|
ask_iface_lan
|
|
;;
|
|
tpws)
|
|
echo "select LAN interface to operate in router mode. select NONE for local outgoing traffic only."
|
|
if [ "$SYSTEM" = "macos" ]; then
|
|
echo "WARNING ! OS feature \"internet sharing\" is not supported."
|
|
echo "Only manually configured PF router is supported."
|
|
else
|
|
echo "WARNING ! This installer will not configure routing, NAT, ... for you. Its your responsibility."
|
|
fi
|
|
ask_iface_lan
|
|
;;
|
|
custom)
|
|
echo "select LAN interface for your custom script (how it works depends on your code)"
|
|
ask_iface_lan
|
|
;;
|
|
esac
|
|
|
|
case "$MODE" in
|
|
tpws)
|
|
echo "select WAN interface for $MODE operations. select ANY to operate on any interface."
|
|
[ -n "$IFACE_LAN" ] && echo "WAN filtering works only for local outgoing traffic !"
|
|
ask_iface_wan
|
|
;;
|
|
nfqws)
|
|
echo "select WAN interface for $MODE operations. select ANY to operate on any interface."
|
|
ask_iface_wan
|
|
;;
|
|
custom)
|
|
echo "select WAN interface for your custom script (how it works depends on your code)"
|
|
ask_iface_wan
|
|
;;
|
|
esac
|
|
}
|
|
|
|
copy_all()
|
|
{
|
|
cp -R "$1" "$2"
|
|
[ -d "$2/tmp" ] || mkdir "$2/tmp"
|
|
}
|
|
copy_openwrt()
|
|
{
|
|
local ARCH=$(get_bin_arch)
|
|
local BINDIR="$1/binaries/$ARCH"
|
|
|
|
[ -d "$2" ] || mkdir -p "$2"
|
|
|
|
mkdir "$2/tpws" "$2/nfq" "$2/ip2net" "$2/mdig" "$2/binaries" "$2/binaries/$ARCH" "$2/init.d" "$2/tmp"
|
|
cp -R "$1/ipset" "$2"
|
|
cp -R "$1/init.d/openwrt" "$2/init.d"
|
|
cp "$1/config" "$1/install_easy.sh" "$1/uninstall_easy.sh" "$1/install_bin.sh" "$2"
|
|
cp "$BINDIR/tpws" "$BINDIR/nfqws" "$BINDIR/ip2net" "$BINDIR/mdig" "$2/binaries/$ARCH"
|
|
}
|
|
|
|
_backup_settings()
|
|
{
|
|
local i=0
|
|
for f in "$@"; do
|
|
[ -f "$ZAPRET_TARGET/$f" ] && cp -f "$ZAPRET_TARGET/$f" "/tmp/zapret-bkp-$i"
|
|
i=$(($i+1))
|
|
done
|
|
}
|
|
_restore_settings()
|
|
{
|
|
local i=0
|
|
for f in "$@"; do
|
|
[ -f "/tmp/zapret-bkp-$i" ] && mv -f "/tmp/zapret-bkp-$i" "$ZAPRET_TARGET/$f" || rm -f "/tmp/zapret-bkp-$i"
|
|
i=$(($i+1))
|
|
done
|
|
}
|
|
backup_restore_settings()
|
|
{
|
|
# $1 - 1 - backup, 0 - restore
|
|
local mode=$1
|
|
on_off_function _backup_settings _restore_settings $mode "config" "init.d/sysv/custom" "init.d/openwrt/custom" "init.d/macos/custom" "ipset/zapret-hosts-user.txt" "ipset/zapret-hosts-user-exclude.txt" "ipset/zapret-hosts-user-ipban.txt"
|
|
}
|
|
|
|
check_location()
|
|
{
|
|
# $1 - copy function
|
|
|
|
echo \* checking location
|
|
|
|
# use inodes in case something is linked
|
|
[ -d "$ZAPRET_TARGET" ] && [ $(get_dir_inode "$EXEDIR") = $(get_dir_inode "$ZAPRET_TARGET") ] || {
|
|
echo
|
|
echo easy install is supported only from default location : $ZAPRET_TARGET
|
|
echo currently its run from $EXEDIR
|
|
if ask_yes_no N "do you want the installer to copy it for you"; then
|
|
local keep=N
|
|
if [ -d "$ZAPRET_TARGET" ]; then
|
|
echo
|
|
echo installer found existing $ZAPRET_TARGET
|
|
echo directory needs to be replaced. config and custom scripts can be kept or replaced with clean version
|
|
if ask_yes_no N "do you want to delete all files there and copy this version"; then
|
|
echo
|
|
ask_yes_no Y "keep config, custom scripts and user lists" && keep=Y
|
|
[ "$keep" = "Y" ] && backup_restore_settings 1
|
|
rm -r "$ZAPRET_TARGET"
|
|
else
|
|
echo refused to overwrite $ZAPRET_TARGET. exiting
|
|
exitp 3
|
|
fi
|
|
fi
|
|
local B=$(dirname "$ZAPRET_TARGET")
|
|
[ -d "$B" ] || mkdir -p "$B"
|
|
$1 "$EXEDIR" "$ZAPRET_TARGET"
|
|
[ "$keep" = "Y" ] && backup_restore_settings 0
|
|
echo relaunching itself from $ZAPRET_TARGET
|
|
exec $ZAPRET_TARGET/$(basename $0)
|
|
else
|
|
echo copying aborted. exiting
|
|
exitp 3
|
|
fi
|
|
}
|
|
echo running from $EXEDIR
|
|
}
|
|
|
|
|
|
check_prerequisites_linux()
|
|
{
|
|
echo \* checking prerequisites
|
|
|
|
if exists iptables && exists ip6tables ; then
|
|
echo iptables present
|
|
else
|
|
# looks like it's a limited system. will not guess how to install base tools
|
|
echo '! iptables/ip6tables NOT present. you must install them manually.'
|
|
exitp 5
|
|
fi
|
|
|
|
if exists ipset && exists curl ; then
|
|
echo ipset and curl are present
|
|
else
|
|
echo \* installing prerequisites
|
|
|
|
APTGET=$(whichq apt-get)
|
|
YUM=$(whichq yum)
|
|
PACMAN=$(whichq pacman)
|
|
ZYPPER=$(whichq zypper)
|
|
EOPKG=$(whichq eopkg)
|
|
APK=$(whichq apk)
|
|
if [ -x "$APTGET" ] ; then
|
|
"$APTGET" update
|
|
"$APTGET" install -y --no-install-recommends ipset curl dnsutils || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
elif [ -x "$YUM" ] ; then
|
|
"$YUM" -y install curl ipset || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
elif [ -x "$PACMAN" ] ; then
|
|
"$PACMAN" -Syy
|
|
"$PACMAN" --noconfirm -S ipset curl || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
elif [ -x "$ZYPPER" ] ; then
|
|
"$ZYPPER" --non-interactive install ipset curl || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
elif [ -x "$EOPKG" ] ; then
|
|
"$EOPKG" -y install ipset curl || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
elif [ -x "$APK" ] ; then
|
|
"$APK" add ipset curl || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
else
|
|
echo supported package manager not found
|
|
echo you must manually install : ipset curl
|
|
exitp 5
|
|
fi
|
|
fi
|
|
}
|
|
|
|
|
|
service_install_systemd()
|
|
{
|
|
echo \* installing zapret service
|
|
|
|
if [ -w "$SYSTEMD_SYSTEM_DIR" ] ; then
|
|
rm -f "$INIT_SCRIPT"
|
|
ln -fs "$EXEDIR/init.d/systemd/zapret.service" "$SYSTEMD_SYSTEM_DIR"
|
|
"$SYSTEMCTL" daemon-reload
|
|
"$SYSTEMCTL" enable zapret || {
|
|
echo could not enable systemd service
|
|
exitp 20
|
|
}
|
|
else
|
|
echo '!!! READONLY SYSTEM DETECTED !!! CANNOT INSTALL SYSTEMD UNITS !!!'
|
|
fi
|
|
}
|
|
|
|
service_stop_systemd()
|
|
{
|
|
echo \* stopping zapret service
|
|
|
|
"$SYSTEMCTL" daemon-reload
|
|
"$SYSTEMCTL" disable zapret
|
|
"$SYSTEMCTL" stop zapret
|
|
}
|
|
|
|
service_start_systemd()
|
|
{
|
|
echo \* starting zapret service
|
|
|
|
"$SYSTEMCTL" start zapret || {
|
|
echo could not start zapret service
|
|
exitp 30
|
|
}
|
|
}
|
|
|
|
timer_install_systemd()
|
|
{
|
|
echo \* installing zapret-list-update timer
|
|
|
|
if [ -w "$SYSTEMD_SYSTEM_DIR" ] ; then
|
|
"$SYSTEMCTL" disable zapret-list-update.timer
|
|
"$SYSTEMCTL" stop zapret-list-update.timer
|
|
ln -fs "$EXEDIR/init.d/systemd/zapret-list-update.service" "$SYSTEMD_SYSTEM_DIR"
|
|
ln -fs "$EXEDIR/init.d/systemd/zapret-list-update.timer" "$SYSTEMD_SYSTEM_DIR"
|
|
"$SYSTEMCTL" daemon-reload
|
|
"$SYSTEMCTL" enable zapret-list-update.timer || {
|
|
echo could not enable zapret-list-update.timer
|
|
exitp 20
|
|
}
|
|
"$SYSTEMCTL" start zapret-list-update.timer || {
|
|
echo could not start zapret-list-update.timer
|
|
exitp 30
|
|
}
|
|
else
|
|
echo '!!! READONLY SYSTEM DETECTED !!! CANNOT INSTALL SYSTEMD UNITS !!!'
|
|
fi
|
|
}
|
|
|
|
download_list()
|
|
{
|
|
[ -x "$GET_LIST" ] && {
|
|
echo \* downloading blocked ip/host list
|
|
|
|
# can be txt or txt.gz
|
|
"$IPSET_DIR/clear_lists.sh"
|
|
"$GET_LIST" || {
|
|
echo could not download ip list
|
|
exitp 25
|
|
}
|
|
}
|
|
}
|
|
|
|
end_with_newline()
|
|
{
|
|
local c=$(tail -c 1)
|
|
[ "$c" = "" ]
|
|
}
|
|
|
|
crontab_del_quiet()
|
|
{
|
|
exists crontab || return
|
|
|
|
CRONTMP=/tmp/cron.tmp
|
|
crontab -l >$CRONTMP 2>/dev/null
|
|
if grep -q "$GET_LIST_PREFIX" $CRONTMP; then
|
|
grep -v "$GET_LIST_PREFIX" $CRONTMP >$CRONTMP.2
|
|
crontab $CRONTMP.2
|
|
rm -f $CRONTMP.2
|
|
fi
|
|
rm -f $CRONTMP
|
|
}
|
|
|
|
crontab_add()
|
|
{
|
|
# $1 - hour min
|
|
# $2 - hour max
|
|
[ -x "$GET_LIST" ] && {
|
|
echo \* adding crontab entry
|
|
|
|
if exists crontab; then
|
|
CRONTMP=/tmp/cron.tmp
|
|
crontab -l >$CRONTMP 2>/dev/null
|
|
if grep -q "$GET_LIST_PREFIX" $CRONTMP; then
|
|
echo some entries already exist in crontab. check if this is corrent :
|
|
grep "$GET_LIST_PREFIX" $CRONTMP
|
|
else
|
|
end_with_newline <"$CRONTMP" || echo >>"$CRONTMP"
|
|
echo "$(random 0 59) $(random $1 $2) */2 * * $GET_LIST" >>$CRONTMP
|
|
crontab $CRONTMP
|
|
fi
|
|
rm -f $CRONTMP
|
|
else
|
|
echo '!!! CRON IS ABSENT !!! LISTS AUTO UPDATE WILL NOT WORK !!!'
|
|
fi
|
|
}
|
|
}
|
|
cron_ensure_running()
|
|
{
|
|
# if no crontabs present in /etc/cron openwrt init script does not launch crond. this is default
|
|
[ "$SYSTEM" = "openwrt" ] && {
|
|
/etc/init.d/cron enable
|
|
/etc/init.d/cron start
|
|
}
|
|
}
|
|
|
|
|
|
pingtest()
|
|
{
|
|
ping -c 1 -W 1 $1 >/dev/null
|
|
}
|
|
find_working_public_dns()
|
|
{
|
|
for dns in $DNSCHECK_DNS; do
|
|
pingtest $dns && nslookup w3.org $dns >/dev/null 2>/dev/null && {
|
|
PUBDNS=$dns
|
|
return 0
|
|
}
|
|
done
|
|
return 1
|
|
}
|
|
check_dns_spoof()
|
|
{
|
|
# $1 - domain
|
|
# $2 - public DNS
|
|
echo $1 | "$EXEDIR/mdig/mdig" --family=4 >"$DNSCHECK_DIG1"
|
|
nslookup $1 $2 | sed -n '/Name:/,$p' | grep ^Address | grep -oE '([0-9]{1,3}\.){3}[0-9]{1,3}' >"$DNSCHECK_DIG2"
|
|
# check whether system resolver returns anything other than public DNS
|
|
grep -qvFf "$DNSCHECK_DIG2" "$DNSCHECK_DIG1"
|
|
}
|
|
check_dns_cleanup()
|
|
{
|
|
rm -f "$DNSCHECK_DIG1" "$DNSCHECK_DIG2" "$DNSCHECK_DIGS" 2>/dev/null
|
|
}
|
|
check_dns()
|
|
{
|
|
local C1 C2
|
|
|
|
echo \* checking DNS
|
|
|
|
[ -f "$DNSCHECK_DIGS" ] && rm -f "$DNSCHECK_DIGS"
|
|
if find_working_public_dns ; then
|
|
echo comparing system resolver to public DNS : $PUBDNS
|
|
for dom in $DNSCHECK_DOM; do
|
|
if check_dns_spoof $dom $PUBDNS ; then
|
|
echo $dom : MISMATCH
|
|
echo -- system resolver :
|
|
cat "$DNSCHECK_DIG1"
|
|
echo -- $PUBDNS :
|
|
cat "$DNSCHECK_DIG2"
|
|
check_dns_cleanup
|
|
echo -- POSSIBLE DNS HIJACK DETECTED. ZAPRET WILL NOT HELP YOU IN CASE DNS IS SPOOFED !!!
|
|
echo -- DNS CHANGE OR DNSCRYPT MAY BE REQUIRED
|
|
return 1
|
|
else
|
|
echo $dom : OK
|
|
cat "$DNSCHECK_DIG1" >>"$DNSCHECK_DIGS"
|
|
fi
|
|
done
|
|
else
|
|
echo no working public DNS was found. looks like public DNS blocked.
|
|
for dom in $DNSCHECK_DOM; do echo $dom; done | "$EXEDIR/mdig/mdig" --threads=10 --family=4 >"$DNSCHECK_DIGS"
|
|
fi
|
|
|
|
echo checking resolved IP uniqueness for : $DNSCHECK_DOM
|
|
echo censor\'s DNS can return equal result for multiple blocked domains.
|
|
C1=$(wc -l <"$DNSCHECK_DIGS")
|
|
C2=$(sort -u "$DNSCHECK_DIGS" | wc -l)
|
|
[ "$C1" -eq 0 ] &&
|
|
{
|
|
echo -- DNS is not working. It's either misconfigured or blocked or you don't have inet access.
|
|
check_dns_cleanup
|
|
return 1
|
|
}
|
|
[ "$C1" = "$C2" ] ||
|
|
{
|
|
echo system dns resolver has returned equal IPs for some domains checked above \($C1 total, $C2 unique\)
|
|
echo non-unique IPs :
|
|
sort "$DNSCHECK_DIGS" | uniq -d
|
|
echo -- POSSIBLE DNS HIJACK DETECTED. ZAPRET WILL NOT HELP YOU IN CASE DNS IS SPOOFED !!!
|
|
echo -- DNSCRYPT MAY BE REQUIRED
|
|
check_dns_cleanup
|
|
return 1
|
|
}
|
|
echo all resolved IPs are unique
|
|
echo -- DNS looks good
|
|
echo -- NOTE this check is Russia targeted. In your country other domains may be blocked.
|
|
check_dns_cleanup
|
|
return 0
|
|
}
|
|
|
|
install_systemd()
|
|
{
|
|
INIT_SCRIPT_SRC="$EXEDIR/init.d/sysv/zapret"
|
|
|
|
check_bins
|
|
require_root
|
|
check_readonly_system
|
|
check_location copy_all
|
|
check_prerequisites_linux
|
|
service_stop_systemd
|
|
install_binaries
|
|
check_dns
|
|
select_ipv6
|
|
ask_config
|
|
service_install_systemd
|
|
download_list
|
|
# in case its left from old version of zapret
|
|
crontab_del_quiet
|
|
# now we use systemd timers
|
|
timer_install_systemd
|
|
service_start_systemd
|
|
}
|
|
|
|
|
|
|
|
install_sysv_init()
|
|
{
|
|
# $1 - "0"=disable
|
|
echo \* installing init script
|
|
|
|
[ -x "$INIT_SCRIPT" ] && {
|
|
"$INIT_SCRIPT" stop
|
|
"$INIT_SCRIPT" disable
|
|
}
|
|
ln -fs "$INIT_SCRIPT_SRC" "$INIT_SCRIPT"
|
|
[ "$1" != "0" ] && "$INIT_SCRIPT" enable
|
|
}
|
|
|
|
install_openrc_init()
|
|
{
|
|
# $1 - "0"=disable
|
|
echo \* installing init script
|
|
|
|
[ -x "$INIT_SCRIPT" ] && {
|
|
"$INIT_SCRIPT" stop
|
|
rc-update del zapret
|
|
}
|
|
ln -fs "$INIT_SCRIPT_SRC" "$INIT_SCRIPT"
|
|
[ "$1" != "0" ] && rc-update add zapret
|
|
}
|
|
|
|
service_start_sysv()
|
|
{
|
|
[ -x "$INIT_SCRIPT" ] && {
|
|
echo \* starting zapret service
|
|
"$INIT_SCRIPT" start || {
|
|
echo could not start zapret service
|
|
exitp 30
|
|
}
|
|
}
|
|
}
|
|
|
|
service_stop_sysv()
|
|
{
|
|
[ -x "$INIT_SCRIPT" ] && {
|
|
echo \* stopping zapret service
|
|
"$INIT_SCRIPT" stop
|
|
}
|
|
}
|
|
|
|
_install_sysv()
|
|
{
|
|
# $1 - install init script
|
|
INIT_SCRIPT_SRC="$EXEDIR/init.d/sysv/zapret"
|
|
|
|
check_bins
|
|
require_root
|
|
check_readonly_system
|
|
check_location copy_all
|
|
check_prerequisites_linux
|
|
service_stop_sysv
|
|
install_binaries
|
|
check_dns
|
|
select_ipv6
|
|
ask_config
|
|
$1
|
|
download_list
|
|
crontab_del_quiet
|
|
# desktop system. more likely up at daytime
|
|
crontab_add 10 22
|
|
service_start_sysv
|
|
}
|
|
|
|
install_sysv()
|
|
{
|
|
_install_sysv install_sysv_init
|
|
}
|
|
|
|
install_openrc()
|
|
{
|
|
_install_sysv install_openrc_init
|
|
}
|
|
|
|
|
|
install_linux()
|
|
{
|
|
INIT_SCRIPT_SRC="$EXEDIR/init.d/sysv/zapret"
|
|
|
|
check_bins
|
|
require_root
|
|
check_location copy_all
|
|
check_prerequisites_linux
|
|
install_binaries
|
|
check_dns
|
|
select_ipv6
|
|
ask_config
|
|
download_list
|
|
crontab_del_quiet
|
|
# desktop system. more likely up at daytime
|
|
crontab_add 10 22
|
|
|
|
echo
|
|
echo '!!! WARNING. YOUR SETUP IS INCOMPLETE !!!'
|
|
echo you must manually add to auto start : $INIT_SCRIPT_SRC start
|
|
echo make sure it\'s executed after your custom/firewall iptables configuration
|
|
echo "if your system uses sysv init : ln -fs $INIT_SCRIPT_SRC /etc/init.d/zapret ; chkconfig zapret on"
|
|
}
|
|
|
|
|
|
check_kmod()
|
|
{
|
|
[ -f "/lib/modules/$(uname -r)/$1.ko" ]
|
|
}
|
|
check_package_exists_openwrt()
|
|
{
|
|
[ -n "$(opkg list $1)" ]
|
|
}
|
|
check_package_openwrt()
|
|
{
|
|
[ -n "$(opkg list-installed $1)" ]
|
|
}
|
|
check_packages_openwrt()
|
|
{
|
|
for pkg in $@; do
|
|
check_package_openwrt $pkg || return
|
|
done
|
|
}
|
|
|
|
is_linked_to_busybox()
|
|
{
|
|
local IFS F P
|
|
|
|
IFS=:
|
|
for path in $PATH; do
|
|
F=$path/$1
|
|
P="$(readlink $F)"
|
|
if [ -z "$P" ] && [ -x $F ] && [ ! -L $F ]; then return 1; fi
|
|
[ "${P%busybox*}" != "$P" ] && return
|
|
done
|
|
}
|
|
|
|
check_prerequisites_openwrt()
|
|
{
|
|
echo \* checking prerequisites
|
|
|
|
local PKGS="iptables-mod-extra iptables-mod-nfqueue iptables-mod-filter iptables-mod-ipopt iptables-mod-conntrack-extra ipset curl"
|
|
[ "$DISABLE_IPV6" != "1" ] && PKGS="$PKGS ip6tables-mod-nat"
|
|
local UPD=0
|
|
|
|
if check_packages_openwrt $PKGS ; then
|
|
echo everything is present
|
|
else
|
|
echo \* installing prerequisites
|
|
|
|
opkg update
|
|
UPD=1
|
|
opkg install $PKGS || {
|
|
echo could not install prerequisites
|
|
exitp 6
|
|
}
|
|
fi
|
|
|
|
is_linked_to_busybox gzip && {
|
|
echo
|
|
echo your system uses default busybox gzip. its several times slower than GNU gzip.
|
|
echo ip/host list scripts will run much faster with GNU gzip
|
|
echo installer can install GNU gzip but it requires about 100 Kb space
|
|
if ask_yes_no N "do you want to install GNU gzip"; then
|
|
[ "$UPD" = "0" ] && {
|
|
opkg update
|
|
UPD=1
|
|
}
|
|
opkg install --force-overwrite gzip
|
|
fi
|
|
}
|
|
is_linked_to_busybox sort && {
|
|
echo
|
|
echo your system uses default busybox sort. its much slower and consumes much more RAM than GNU sort
|
|
echo ip/host list scripts will run much faster with GNU sort
|
|
echo installer can install GNU sort but it requires about 100 Kb space
|
|
if ask_yes_no N "do you want to install GNU sort"; then
|
|
[ "$UPD" = "0" ] && {
|
|
opkg update
|
|
UPD=1
|
|
}
|
|
opkg install --force-overwrite coreutils-sort
|
|
fi
|
|
}
|
|
is_linked_to_busybox grep && {
|
|
echo
|
|
echo your system uses default busybox grep. its damn infinite slow with -f option
|
|
echo get_combined.sh will be severely impacted
|
|
echo installer can install GNU grep but it requires about 0.5 Mb space
|
|
if ask_yes_no N "do you want to install GNU grep"; then
|
|
[ "$UPD" = "0" ] && {
|
|
opkg update
|
|
UPD=1
|
|
}
|
|
opkg install --force-overwrite grep
|
|
|
|
# someone reported device partially fail if /bin/grep is absent
|
|
# grep package deletes /bin/grep
|
|
[ -f /bin/grep ] || ln -s busybox /bin/grep
|
|
fi
|
|
}
|
|
}
|
|
|
|
openwrt_fw_section_find()
|
|
{
|
|
# $1 - fw include postfix
|
|
# echoes section number
|
|
|
|
i=0
|
|
while true
|
|
do
|
|
path=$(uci -q get firewall.@include[$i].path)
|
|
[ -n "$path" ] || break
|
|
[ "$path" = "$OPENWRT_FW_INCLUDE$1" ] && {
|
|
echo $i
|
|
return 0
|
|
}
|
|
i=$(($i+1))
|
|
done
|
|
return 1
|
|
}
|
|
openwrt_fw_section_del()
|
|
{
|
|
# $1 - fw include postfix
|
|
|
|
local id=$(openwrt_fw_section_find $1)
|
|
[ -n "$id" ] && {
|
|
uci delete firewall.@include[$id] && uci commit firewall
|
|
rm -f "$OPENWRT_FW_INCLUDE$1"
|
|
}
|
|
}
|
|
openwrt_fw_section_add()
|
|
{
|
|
openwrt_fw_section_find ||
|
|
{
|
|
uci add firewall include >/dev/null || return
|
|
echo -1
|
|
}
|
|
}
|
|
openwrt_fw_section_configure()
|
|
{
|
|
local id=$(openwrt_fw_section_add $1)
|
|
[ -z "$id" ] ||
|
|
! uci set firewall.@include[$id].path="$OPENWRT_FW_INCLUDE" ||
|
|
! uci set firewall.@include[$id].reload="1" ||
|
|
! uci commit firewall &&
|
|
{
|
|
echo could not add firewall include
|
|
exitp 50
|
|
}
|
|
}
|
|
|
|
install_openwrt_firewall()
|
|
{
|
|
echo \* installing firewall script $1
|
|
|
|
[ -n "MODE" ] || {
|
|
echo should specify MODE in $ZAPRET_CONFIG
|
|
exitp 7
|
|
}
|
|
|
|
echo "linking : $FW_SCRIPT_SRC => $OPENWRT_FW_INCLUDE"
|
|
ln -fs "$FW_SCRIPT_SRC" "$OPENWRT_FW_INCLUDE"
|
|
|
|
openwrt_fw_section_configure $1
|
|
}
|
|
|
|
|
|
restart_openwrt_firewall()
|
|
{
|
|
echo \* restarting firewall
|
|
|
|
fw3 -q restart || {
|
|
echo could not restart firewall
|
|
exitp 30
|
|
}
|
|
}
|
|
|
|
remove_openwrt_firewall()
|
|
{
|
|
echo \* removing firewall script
|
|
|
|
openwrt_fw_section_del
|
|
# from old zapret versions. now we use single include
|
|
openwrt_fw_section_del 6
|
|
|
|
# free some RAM
|
|
"$IPSET_DIR/create_ipset.sh" clear
|
|
}
|
|
|
|
install_openwrt_iface_hook()
|
|
{
|
|
echo \* installing ifup hook
|
|
|
|
ln -fs "$OPENWRT_IFACE_HOOK" /etc/hotplug.d/iface
|
|
}
|
|
|
|
is_flow_offload_avail()
|
|
{
|
|
# $1 = '' for ipv4, '6' for ipv6
|
|
grep -q FLOWOFFLOAD /proc/net/ip$1_tables_targets
|
|
}
|
|
|
|
deoffload_openwrt_firewall()
|
|
{
|
|
echo \* checking flow offloading
|
|
|
|
is_flow_offload_avail || {
|
|
echo unavailable
|
|
return
|
|
}
|
|
|
|
local fo=$(uci -q get firewall.@defaults[0].flow_offloading)
|
|
|
|
if [ "$fo" = "1" ] ; then
|
|
local mod=0
|
|
$ECHON "system wide flow offloading detected. "
|
|
case $FLOWOFFLOAD in
|
|
donttouch)
|
|
if [ "$MODE" = "nfqws" ]; then
|
|
echo its incompatible with nfqws tcp data tampering. disabling
|
|
uci set firewall.@defaults[0].flow_offloading=0
|
|
mod=1
|
|
else
|
|
if [ "$MODE" = "custom" ] ; then
|
|
echo custom mode selected !!! only you can decide whether flow offloading is compatible
|
|
else
|
|
echo its compatible with selected options. not disabling
|
|
fi
|
|
fi
|
|
;;
|
|
*)
|
|
echo zapret will disable system wide offloading setting and add selective rules if required
|
|
uci set firewall.@defaults[0].flow_offloading=0
|
|
mod=1
|
|
esac
|
|
[ "$mod" = "1" ] && uci commit firewall
|
|
else
|
|
echo system wide software flow offloading disabled. ok
|
|
fi
|
|
|
|
}
|
|
|
|
|
|
|
|
install_openwrt()
|
|
{
|
|
INIT_SCRIPT_SRC="$EXEDIR/init.d/openwrt/zapret"
|
|
FW_SCRIPT_SRC="$EXEDIR/init.d/openwrt/firewall.zapret"
|
|
OPENWRT_FW_INCLUDE=/etc/firewall.zapret
|
|
OPENWRT_IFACE_HOOK="$EXEDIR/init.d/openwrt/90-zapret"
|
|
|
|
check_bins
|
|
require_root
|
|
check_location copy_openwrt
|
|
install_binaries
|
|
check_dns
|
|
select_ipv6
|
|
check_prerequisites_openwrt
|
|
ask_config
|
|
ask_config_tmpdir
|
|
ask_config_offload
|
|
install_sysv_init
|
|
# can be previous firewall preventing access
|
|
remove_openwrt_firewall
|
|
restart_openwrt_firewall
|
|
download_list
|
|
crontab_del_quiet
|
|
# router system : works 24/7. night is the best time
|
|
crontab_add 0 6
|
|
cron_ensure_running
|
|
service_start_sysv
|
|
install_openwrt_iface_hook
|
|
install_openwrt_firewall
|
|
deoffload_openwrt_firewall
|
|
restart_openwrt_firewall
|
|
}
|
|
|
|
|
|
|
|
remove_pf_zapret_hooks()
|
|
{
|
|
echo \* removing zapret PF hooks
|
|
|
|
pf_anchors_clear
|
|
}
|
|
service_install_macos()
|
|
{
|
|
echo \* installing zapret service
|
|
|
|
ln -fs /opt/zapret/init.d/macos/zapret.plist /Library/LaunchDaemons
|
|
}
|
|
service_start_macos()
|
|
{
|
|
echo \* starting zapret service
|
|
|
|
"$INIT_SCRIPT_SRC" start
|
|
}
|
|
service_stop_macos()
|
|
{
|
|
echo \* stopping zapret service
|
|
|
|
"$INIT_SCRIPT_SRC" stop
|
|
}
|
|
macos_fw_reload_trigger_clear()
|
|
{
|
|
case "$MODE" in
|
|
tpws|tpws-socks|custom)
|
|
LISTS_RELOAD=
|
|
write_config_var LISTS_RELOAD
|
|
;;
|
|
esac
|
|
}
|
|
macos_fw_reload_trigger_set()
|
|
{
|
|
case "$MODE" in
|
|
tpws|custom)
|
|
LISTS_RELOAD="$INIT_SCRIPT_SRC reload-fw-tables"
|
|
write_config_var LISTS_RELOAD
|
|
;;
|
|
esac
|
|
}
|
|
|
|
install_macos()
|
|
{
|
|
INIT_SCRIPT_SRC="$EXEDIR/init.d/macos/zapret"
|
|
|
|
# compile before root
|
|
check_bins
|
|
require_root
|
|
check_location copy_all
|
|
service_stop_macos
|
|
remove_pf_zapret_hooks
|
|
install_binaries
|
|
check_dns
|
|
select_ipv6
|
|
ask_config
|
|
service_install_macos
|
|
macos_fw_reload_trigger_clear
|
|
# gzip lists are incompatible with PF
|
|
GZIP_LISTS=0 write_config_var GZIP_LISTS
|
|
download_list
|
|
macos_fw_reload_trigger_set
|
|
crontab_del_quiet
|
|
# desktop system. more likely up at daytime
|
|
crontab_add 10 22
|
|
service_start_macos
|
|
}
|
|
|
|
|
|
# build binaries, do not use precompiled
|
|
[ "$1" = "make" ] && FORCE_BUILD=1
|
|
|
|
check_system
|
|
|
|
[ "$SYSTEM" = "macos" ] && . "$EXEDIR/init.d/macos/functions"
|
|
|
|
case $SYSTEM in
|
|
systemd)
|
|
install_systemd
|
|
;;
|
|
openrc)
|
|
install_openrc
|
|
;;
|
|
linux)
|
|
install_linux
|
|
;;
|
|
openwrt)
|
|
install_openwrt
|
|
;;
|
|
macos)
|
|
install_macos
|
|
;;
|
|
esac
|
|
|
|
|
|
exitp 0
|