commit 32b93da2c31ebbdf433a2deab20396249665f0a0
Author: jeka <lev@npau.ru>
Date:   Thu Dec 21 09:23:47 2023 +0500

    Add rkn_fuckoff.sh

diff --git a/rkn_fuckoff.sh b/rkn_fuckoff.sh
new file mode 100644
index 0000000..2f8da95
--- /dev/null
+++ b/rkn_fuckoff.sh
@@ -0,0 +1,596 @@
+#!/bin/sh
+
+#set -x
+
+check_repo() {
+    printf "\033[32;1mChecking OpenWrt repo availability...\033[0m\n"
+    opkg update | grep -q "Failed to download" && printf "\033[32;1mopkg failed. Check internet or date. Command for force ntp sync: ntpd -p ptbtime1.ptb.de\033[0m\n" && exit 1
+}
+
+route_vpn () {
+    if [ "$TUNNEL" == wg ]; then
+cat << EOF > /etc/hotplug.d/iface/30-rknroute
+#!/bin/sh
+
+ip route add table vpn default dev wg0
+EOF
+    elif [ "$TUNNEL" == singbox ] || [ "$TUNNEL" == ovpn ] || [ "$TUNNEL" == tun2socks ]; then
+cat << EOF > /etc/hotplug.d/iface/30-rknroute
+#!/bin/sh
+
+sleep 5
+ip route add table vpn default dev tun0
+EOF
+    fi
+}
+
+add_mark() {
+    grep -q "99 vpn" /etc/iproute2/rt_tables || echo '99 vpn' >> /etc/iproute2/rt_tables
+    
+    if ! uci show network | grep -q mark0x1; then
+        printf "\033[32;1mConfigure mark rule\033[0m\n"
+        uci add network rule
+        uci set network.@rule[-1].name='mark0x1'
+        uci set network.@rule[-1].mark='0x1'
+        uci set network.@rule[-1].priority='100'
+        uci set network.@rule[-1].lookup='vpn'
+        uci commit
+    fi
+}
+
+add_tunnel() {
+    echo "We can automatically configure only Wireguard. OpenVPN, Sing-box(Shadowsocks2022, VMess, VLESS, etc) and tun2socks will need to be configured manually"
+    echo "Select a tunnel:"
+    echo "1) WireGuard"
+    echo "2) OpenVPN"
+    echo "3) Sing-box"
+    echo "4) tun2socks"
+    echo "5) Skip this step"
+
+    while true; do
+    read -r -p '' TUNNEL
+        case $TUNNEL in 
+
+        1) 
+            TUNNEL=wg
+            break
+            ;;
+
+        2)
+            TUNNEL=ovpn
+            break
+            ;;
+
+        3) 
+            TUNNEL=singbox
+            break
+            ;;
+
+        4) 
+            TUNNEL=tun2socks
+            break
+            ;;
+
+        5)
+            echo "Skip"
+            TUNNEL=0
+            break
+            ;;
+
+        *)
+            echo "Choose from the following options"
+            ;;
+        esac
+    done
+
+    if [ "$TUNNEL" == 'wg' ]; then
+        printf "\033[32;1mConfigure WireGuard\033[0m\n"
+        if opkg list-installed | grep -q wireguard-tools; then
+            echo "Wireguard already installed"
+        else
+            echo "Installed wg..."
+            opkg install wireguard-tools
+        fi
+
+        route_vpn
+
+        read -r -p "Enter the private key (from [Interface]):"$'\n' WG_PRIVATE_KEY
+
+        while true; do
+            read -r -p "Enter internal IP address with subnet, example 192.168.100.5/24 (from [Interface]):"$'\n' WG_IP
+            if echo "$WG_IP" | egrep -oq '^([0-9]{1,3}\.){3}[0-9]{1,3}/[0-9]+$'; then
+                break
+            else
+                echo "This IP is not valid. Please repeat"
+            fi
+        done
+
+        read -r -p "Enter the public key (from [Peer]):"$'\n' WG_PUBLIC_KEY
+        read -r -p "If use PresharedKey, Enter this (from [Peer]). If your don't use leave blank:"$'\n' WG_PRESHARED_KEY
+        read -r -p "Enter Enpoint host without port (Domain or IP) (from [Peer]):"$'\n' WG_ENDPOINT
+
+        read -r -p "Enter Enpoint host port (from [Peer]) [51820]:"$'\n' WG_ENDPOINT_PORT
+        WG_ENDPOINT_PORT=${WG_ENDPOINT_PORT:-51820}
+        if [ "$WG_ENDPOINT_PORT" = '51820' ]; then
+            echo $WG_ENDPOINT_PORT
+        fi
+        
+        uci set network.wg0=interface
+        uci set network.wg0.proto='wireguard'
+        uci set network.wg0.private_key=$WG_PRIVATE_KEY
+        uci set network.wg0.listen_port='51820'
+        uci set network.wg0.addresses=$WG_IP
+
+        if ! uci show network | grep -q wireguard_wg0; then
+            uci add network wireguard_wg0
+        fi
+        uci set network.@wireguard_wg0[0]=wireguard_wg0
+        uci set network.@wireguard_wg0[0].name='wg0_client'
+        uci set network.@wireguard_wg0[0].public_key=$WG_PUBLIC_KEY
+        uci set network.@wireguard_wg0[0].preshared_key=$WG_PRESHARED_KEY
+        uci set network.@wireguard_wg0[0].route_allowed_ips='0'
+        uci set network.@wireguard_wg0[0].persistent_keepalive='25'
+        uci set network.@wireguard_wg0[0].endpoint_host=$WG_ENDPOINT
+        uci set network.@wireguard_wg0[0].allowed_ips='0.0.0.0/0'
+        uci set network.@wireguard_wg0[0].endpoint_port=$WG_ENDPOINT_PORT
+        uci commit
+    fi
+
+    if [ "$TUNNEL" == 'ovpn' ]; then
+        if opkg list-installed | grep -q openvpn-openssl; then
+            echo "OpenVPN already installed"
+        else
+            echo "Installed openvpn"
+            opkg install openvpn-openssl
+        fi
+        printf "\033[32;1mConfigure route for OpenVPN\033[0m\n"
+        route_vpn
+    fi
+
+    if [ "$TUNNEL" == 'singbox' ]; then
+        if opkg list-installed | grep -q sing-box; then
+            echo "Sing-box already installed"
+        else
+            AVAILABLE_SPACE=$(df / | awk 'NR>1 { print $4 }')
+            if  [[ "$AVAILABLE_SPACE" -gt 2000 ]]; then
+                echo "Installed sing-box"
+                opkg install sing-box
+            else
+                printf "\033[31;1mNo free space for a sing-box. Sing-box is not installed.\033[0m\n"
+                exit 1
+            fi
+        fi
+        if grep -q "option enabled '0'" /etc/config/sing-box; then
+            sed -i "s/	option enabled \'0\'/	option enabled \'1\'/" /etc/config/sing-box
+        fi
+        if grep -q "option user 'sing-box'" /etc/config/sing-box; then
+            sed -i "s/	option user \'sing-box\'/	option user \'root\'/" /etc/config/sing-box
+        fi
+        if grep -q "tun0" /etc/sing-box/config.json; then
+        printf "\033[32;1mConfig /etc/sing-box/config.json already exists\033[0m\n"
+        else
+cat << 'EOF' > /etc/sing-box/config.json
+{
+  "log": {
+    "level": "debug"
+  },
+  "inbounds": [
+    {
+      "type": "tun",
+      "interface_name": "tun0",
+      "domain_strategy": "ipv4_only",
+      "inet4_address": "172.16.250.1/30",
+      "auto_route": false,
+      "strict_route": false,
+      "sniff": true 
+   }
+  ],
+  "outbounds": [
+    {
+      "type": "$TYPE",
+      "server": "$HOST",
+      "server_port": $PORT,
+      "method": "$METHOD",
+      "password": "$PASS"
+    }
+  ],
+  "route": {
+    "auto_detect_interface": true
+  }
+}
+EOF
+        printf "\033[32;1mCreate template config in /etc/sing-box/config.json. Edit it manually. Official doc: https://sing-box.sagernet.org/configuration/outbound/\033[0m\n"
+        printf "\033[32;1mOfficial doc: https://sing-box.sagernet.org/configuration/outbound/\033[0m\n"
+        printf "\033[32;1mManual with example SS: https://cli.co/Badmn3K \033[0m\n"
+
+        fi
+        printf "\033[32;1mConfigure route for Sing-box\033[0m\n"
+        route_vpn
+    fi
+}
+
+dnsmasqfull() {
+    if opkg list-installed | grep -q dnsmasq-full; then
+        printf "\033[32;1mdnsmasq-full already installed\033[0m\n"
+    else
+        printf "\033[32;1mInstalled dnsmasq-full\033[0m\n"
+        cd /tmp/ && opkg download dnsmasq-full
+        opkg remove dnsmasq && opkg install dnsmasq-full --cache /tmp/
+
+        [ -f /etc/config/dhcp-opkg ] && cp /etc/config/dhcp /etc/config/dhcp-old && mv /etc/config/dhcp-opkg /etc/config/dhcp
+fi
+}
+
+remove_forwarding() {
+    if [ ! -z "$forward_id" ]; then
+        while uci -q delete firewall.@forwarding[$forward_id]; do :; done
+    fi
+}
+
+add_zone() {
+    if  [ "$TUNNEL" == 0 ]; then
+        printf "\033[32;1mZone setting skipped\033[0m\n"
+    elif uci show firewall | grep -q "@zone.*name='$TUNNEL'"; then
+        printf "\033[32;1mZone already exist\033[0m\n"
+    else
+        printf "\033[32;1mCreate zone\033[0m\n"
+
+        # Delete exists zone
+        zone_tun_id=$(uci show firewall | grep -E '@zone.*tun0' | awk -F '[][{}]' '{print $2}' | head -n 1)
+        if [ "$zone_tun_id" == 0 ] || [ "$zone_tun_id" == 1 ]; then
+            printf "\033[32;1mtun0 zone has an identifier of 0 or 1. That's not ok. Fix your firewall. lan and wan zones should have identifiers 0 and 1. \033[0m\n"
+            exit 1
+        fi
+        if [ ! -z "$zone_tun_id" ]; then
+            while uci -q delete firewall.@zone[$zone_tun_id]; do :; done
+        fi
+
+        zone_wg_id=$(uci show firewall | grep -E '@zone.*wg0' | awk -F '[][{}]' '{print $2}' | head -n 1)
+        if [ "$zone_wg_id" == 0 ] || [ "$zone_wg_id" == 1 ]; then
+            printf "\033[32;1mwg0 zone has an identifier of 0 or 1. That's not ok. Fix your firewall. lan and wan zones should have identifiers 0 and 1. \033[0m\n"
+            exit 1
+        fi
+        if [ ! -z "$zone_wg_id" ]; then
+            while uci -q delete firewall.@zone[$zone_wg_id]; do :; done
+        fi
+
+        uci add firewall zone
+        uci set firewall.@zone[-1].name="$TUNNEL"
+        if [ "$TUNNEL" == wg ]; then
+            uci set firewall.@zone[-1].network='wg0'
+        elif [ "$TUNNEL" == singbox ] || [ "$TUNNEL" == ovpn ] || [ "$TUNNEL" == tun2socks ]; then
+            uci set firewall.@zone[-1].device='tun0'
+        fi
+        if [ "$TUNNEL" == wg ] || [ "$TUNNEL" == ovpn ] || [ "$TUNNEL" == tun2socks ]; then
+            uci set firewall.@zone[-1].forward='REJECT'
+            uci set firewall.@zone[-1].output='ACCEPT'
+            uci set firewall.@zone[-1].input='REJECT'
+        elif [ "$TUNNEL" == singbox ]; then
+            uci set firewall.@zone[-1].forward='ACCEPT'
+            uci set firewall.@zone[-1].output='ACCEPT'
+            uci set firewall.@zone[-1].input='ACCEPT'
+        fi
+        uci set firewall.@zone[-1].masq='1'
+        uci set firewall.@zone[-1].mtu_fix='1'
+        uci set firewall.@zone[-1].family='ipv4'
+        uci commit firewall
+    fi
+    
+    if [ "$TUNNEL" == 0 ]; then
+        printf "\033[32;1mForwarding setting skipped\033[0m\n"
+    elif uci show firewall | grep -q "@forwarding.*name='$TUNNEL-lan'"; then
+        printf "\033[32;1mForwarding already configured\033[0m\n"
+    else
+        printf "\033[32;1mConfigured forwarding\033[0m\n"
+        # Delete exists forwarding
+        if [[ $TUNNEL != "wg" ]]; then
+            forward_id=$(uci show firewall | grep -E "@forwarding.*dest='wg'" | awk -F '[][{}]' '{print $2}' | head -n 1)
+            remove_forwarding
+        fi
+
+        if [[ $TUNNEL != "ovpn" ]]; then
+            forward_id=$(uci show firewall | grep -E "@forwarding.*dest='ovpn'" | awk -F '[][{}]' '{print $2}' | head -n 1)
+            remove_forwarding
+        fi
+
+        if [[ $TUNNEL != "singbox" ]]; then
+            forward_id=$(uci show firewall | grep -E "@forwarding.*dest='singbox'" | awk -F '[][{}]' '{print $2}' | head -n 1)
+            remove_forwarding
+        fi
+
+        if [[ $TUNNEL != "tun2socks" ]]; then
+            forward_id=$(uci show firewall | grep -E "@forwarding.*dest='tun2socks'" | awk -F '[][{}]' '{print $2}' | head -n 1)
+            remove_forwarding
+        fi
+
+        uci add firewall forwarding
+        uci set firewall.@forwarding[-1]=forwarding
+        uci set firewall.@forwarding[-1].name="$TUNNEL-lan"
+        uci set firewall.@forwarding[-1].dest="$TUNNEL"
+        uci set firewall.@forwarding[-1].src='lan'
+        uci set firewall.@forwarding[-1].family='ipv4'
+        uci commit firewall
+    fi
+}
+
+show_manual() {
+    if [ "$TUNNEL" == tun2socks ]; then
+        printf "\033[42;1mZone for tun2socks cofigured. But you need to set up the tunnel yourself.\033[0m\n"
+        echo "Use this manual: https://cli.co/VNZISEM"
+    elif [ "$TUNNEL" == ovpn ]; then
+        printf "\033[42;1mZone for OpenVPN cofigured. But you need to set up the tunnel yourself.\033[0m\n"
+        echo "Use this manual: https://itdog.info/nastrojka-klienta-openvpn-na-openwrt/"
+    fi
+}
+
+add_set() {
+    if uci show firewall | grep -q "@ipset.*name='vpn_domains'"; then
+        printf "\033[32;1mSet already exist\033[0m\n"
+    else
+        printf "\033[32;1mCreate set\033[0m\n"
+        uci add firewall ipset
+        uci set firewall.@ipset[-1].name='vpn_domains'
+        uci set firewall.@ipset[-1].match='dst_net'
+        uci commit
+    fi
+    if uci show firewall | grep -q "@rule.*name='mark_domains'"; then
+        printf "\033[32;1mRule for set already exist\033[0m\n"
+    else
+        printf "\033[32;1mCreate rule set\033[0m\n"
+        uci add firewall rule
+        uci set firewall.@rule[-1]=rule
+        uci set firewall.@rule[-1].name='mark_domains'
+        uci set firewall.@rule[-1].src='lan'
+        uci set firewall.@rule[-1].dest='*'
+        uci set firewall.@rule[-1].proto='all'
+        uci set firewall.@rule[-1].ipset='vpn_domains'
+        uci set firewall.@rule[-1].set_mark='0x1'
+        uci set firewall.@rule[-1].target='MARK'
+        uci set firewall.@rule[-1].family='ipv4'
+        uci commit
+    fi
+}
+
+add_dns_resolver() {
+    echo "Configure DNSCrypt2 or Stubby? It does matter if your ISP is spoofing DNS requests"
+    DISK=$(df -m / | awk 'NR==2{ print $2 }')
+    if [[ "$DISK" -lt 32 ]]; then 
+        printf "\033[31;1mYour router a disk have less than 32MB. It is not recommended to install DNSCrypt, it takes 10MB\033[0m\n"
+    fi
+    echo "Select:"
+    echo "1) No [Default]"
+    echo "2) DNSCrypt2 (10.7M)"
+    echo "3) Stubby (36K)"
+
+    while true; do
+    read -r -p '' DNS_RESOLVER
+        case $DNS_RESOLVER in 
+
+        1) 
+            echo "Skiped"
+            break
+            ;;
+
+        2)
+            DNS_RESOLVER=DNSCRYPT
+            break
+            ;;
+
+        3) 
+            DNS_RESOLVER=STUBBY
+            break
+            ;;
+
+        *)
+            echo "Choose from the following options"
+            ;;
+        esac
+    done
+
+    if [ "$DNS_RESOLVER" == 'DNSCRYPT' ]; then
+        if opkg list-installed | grep -q dnscrypt-proxy2; then
+            printf "\033[32;1mDNSCrypt2 already installed\033[0m\n"
+        else
+            printf "\033[32;1mInstalled dnscrypt-proxy2\033[0m\n"
+            opkg install dnscrypt-proxy2
+            if grep -q "# server_names" /etc/dnscrypt-proxy2/dnscrypt-proxy.toml; then
+                sed -i "s/^# server_names =.*/server_names = [\'google\', \'cloudflare\', \'scaleway-fr\', \'yandex\']/g" /etc/dnscrypt-proxy2/dnscrypt-proxy.toml
+            fi
+
+            printf "\033[32;1mDNSCrypt restart\033[0m\n"
+            service dnscrypt-proxy restart
+            printf "\033[32;1mDNSCrypt needs to load the relays list. Please wait\033[0m\n"
+            sleep 30
+
+            if [ -f /etc/dnscrypt-proxy2/relays.md ]; then
+                uci set dhcp.@dnsmasq[0].noresolv="1"
+                uci -q delete dhcp.@dnsmasq[0].server
+                uci add_list dhcp.@dnsmasq[0].server="127.0.0.53#53"
+                uci add_list dhcp.@dnsmasq[0].server='/use-application-dns.net/'
+                uci commit dhcp
+                
+                printf "\033[32;1mDnsmasq restart\033[0m\n"
+
+                /etc/init.d/dnsmasq restart
+            else
+                printf "\033[31;1mDNSCrypt not download list on /etc/dnscrypt-proxy2. Repeat install DNSCrypt by script.\033[0m\n"
+            fi
+    fi
+
+    fi
+
+    if [ "$DNS_RESOLVER" == 'STUBBY' ]; then
+        printf "\033[32;1mConfigure Stubby\033[0m\n"
+
+        if opkg list-installed | grep -q stubby; then
+            printf "\033[32;1mStubby already installed\033[0m\n"
+        else
+            printf "\033[32;1mInstalled stubby\033[0m\n"
+            opkg install stubby
+
+            printf "\033[32;1mConfigure Dnsmasq for Stubby\033[0m\n"
+            uci set dhcp.@dnsmasq[0].noresolv="1"
+            uci -q delete dhcp.@dnsmasq[0].server
+            uci add_list dhcp.@dnsmasq[0].server="127.0.0.1#5453"
+            uci add_list dhcp.@dnsmasq[0].server='/use-application-dns.net/'
+            uci commit dhcp
+
+            printf "\033[32;1mDnsmasq restart\033[0m\n"
+
+            /etc/init.d/dnsmasq restart
+        fi
+    fi
+}
+
+add_packages() {
+    if opkg list-installed | grep -q "curl -"; then
+        printf "\033[32;1mCurl already installed\033[0m\n"
+    else
+        printf "\033[32;1mInstall curl\033[0m\n"
+        opkg install curl
+    fi
+
+    if opkg list-installed | grep -q nano; then
+        printf "\033[32;1mNano already installed\033[0m\n"
+    else
+        printf "\033[32;1mInstall nano\033[0m\n"
+        opkg install nano
+    fi
+}
+
+add_getdomains() {
+    echo "Choose you country"
+    echo "Select:"
+    echo "1) Russia inside. You are inside Russia"
+    echo "2) Russia outside. You are outside of Russia, but you need access to Russian resources"
+    echo "3) Ukraine. uablacklist.net list"
+    echo "4) Skip script creation"
+
+    while true; do
+    read -r -p '' COUNTRY
+        case $COUNTRY in 
+
+        1) 
+            COUNTRY=russia_inside
+            break
+            ;;
+
+        2)
+            COUNTRY=russia_outside
+            break
+            ;;
+
+        3) 
+            COUNTRY=ukraine
+            break
+            ;;
+
+        4) 
+            echo "Skiped"
+            COUNTRY=0
+            break
+            ;;
+
+        *)
+            echo "Choose from the following options"
+            ;;
+        esac
+    done
+
+    if [ "$COUNTRY" == 'russia_inside' ]; then
+        EOF_DOMAINS=DOMAINS=https://raw.githubusercontent.com/itdoginfo/allow-domains/main/Russia/inside-dnsmasq-nfset.lst
+    elif [ "$COUNTRY" == 'russia_outside' ]; then
+        EOF_DOMAINS=DOMAINS=https://raw.githubusercontent.com/itdoginfo/allow-domains/main/Russia/outside-dnsmasq-nfset.lst
+    elif [ "$COUNTRY" == 'ukraine' ]; then
+        EOF_DOMAINS=DOMAINS=https://raw.githubusercontent.com/itdoginfo/allow-domains/main/Ukraine/inside-dnsmasq-nfset.lst
+    fi
+
+    if [ "$COUNTRY" != '0' ]; then
+        printf "\033[32;1mCreate script /etc/init.d/getdomains\033[0m\n"
+
+cat << EOF > /etc/init.d/getdomains
+#!/bin/sh /etc/rc.common
+
+START=99
+
+start () {
+    $EOF_DOMAINS
+EOF
+cat << 'EOF' >> /etc/init.d/getdomains
+    count=0
+    while true; do
+        if curl -m 3 github.com; then
+            curl -f $DOMAINS --output /tmp/dnsmasq.d/domains.lst
+            break
+        else
+            echo "GitHub is not available. Check the internet availability [$count]"
+            count=$((count+1))
+        fi
+    done
+
+    if dnsmasq --conf-file=/tmp/dnsmasq.d/domains.lst --test 2>&1 | grep -q "syntax check OK"; then
+        /etc/init.d/dnsmasq restart
+    fi
+}
+EOF
+
+        chmod +x /etc/init.d/getdomains
+        /etc/init.d/getdomains enable
+
+        if crontab -l | grep -q /etc/init.d/getdomains; then
+            printf "\033[32;1mCrontab already configured\033[0m\n"
+
+        else
+            crontab -l | { cat; echo "0 */8 * * * /etc/init.d/getdomains start"; } | crontab -
+            printf "\033[32;1mIgnore this error. This is normal for a new installation\033[0m\n"
+            /etc/init.d/cron restart
+        fi
+
+        printf "\033[32;1mStart script\033[0m\n"
+
+        /etc/init.d/getdomains start
+    fi
+}
+
+# System Details
+MODEL=$(grep machine /proc/cpuinfo | cut -d ':' -f 2)
+RELEASE=$(grep OPENWRT_RELEASE /etc/os-release | awk -F '"' '{print $2}')
+printf "\033[34;1mModel:$MODEL\033[0m\n"
+printf "\033[34;1mVersion: $RELEASE\033[0m\n"
+
+VERSION_ID=$(grep VERSION_ID /etc/os-release | awk -F '"' '{print $2}' | awk -F. '{print $1}')
+
+if [ "$VERSION_ID" -ne 23 ]; then
+    printf "\033[31;1mScript only support OpenWrt 23.05\033[0m\n"
+    echo "For OpenWrt 21.02 and 22.03 you can:"
+    echo "1) Use ansible https://github.com/itdoginfo/ansible-openwrt-hirkn"
+    echo "2) Configure manually. Old manual: https://itdog.info/tochechnyj-obhod-blokirovok-rkn-na-routere-s-openwrt-s-pomoshhyu-wireguard-i-dnscrypt/"
+    exit 1
+fi
+
+printf "\033[31;1mAll actions performed here cannot be rolled back automatically.\033[0m\n"
+
+check_repo
+
+add_packages
+
+add_tunnel
+
+add_mark
+
+add_zone
+
+show_manual
+
+add_set
+
+dnsmasqfull
+
+add_dns_resolver
+
+add_getdomains
+
+printf "\033[32;1mRestart network\033[0m\n"
+/etc/init.d/network restart
+
+printf "\033[32;1mDone\033[0m\n"