Delete cns.sh
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cns.sh
201
cns.sh
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#!/bin/bash
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#==========================#
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###### Author: CuteBi ######
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#==========================#
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#Stop cns & delete cns files.
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Delete() {
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systemctl disable cns.service
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rm -f /etc/init.d/cns /lib/systemd/system/cns.service
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if [ -f "${cns_install_dir:=/usr/local/cns}/cns.init" ]; then
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"$cns_install_dir"/cns.init stop
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rm -rf "$cns_install_dir"
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fi
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}
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#Print error message and exit.
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Error() {
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echo $echo_e_arg "\033[41;37m$1\033[0m"
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echo -n "remove cns?[y]: "
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read remove
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echo "$remove"|grep -qi 'n' || Delete
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exit 1
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}
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#Make cns start cmd
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Config() {
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[ -n "$cns_install_dir" ] && return #Variables come from the environment
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echo -n "Please input cns server port(If not need, please skip): "
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read cns_port
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echo -n "Please input cns encrypt password(If not need, please skip): "
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read cns_encrypt_password
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echo -n "Please input cns udp flag(Defaule is 'httpUDP'): "
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read cns_udp_flag
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echo -n "Please input cns proxy key(Default is 'Meng'): "
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read cns_proxy_key
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echo -n "Please input tls server port(If not need, please skip): "
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read cns_tls_port
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echo -n "Please input cns install directory(difault is /usr/local/cns): "
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read cns_install_dir
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echo "${cns_install_dir:=/usr/local/cns}"|grep -q '^/' || cns_install_dir="$PWD/$cns_install_dir"
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echo -n "Install UPX compress version?[n]: "
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read cns_UPX
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echo "$cns_UPX"|grep -qi '^y' && cns_UPX="upx" || cns_UPX=""
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}
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GetAbi() {
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machine=`uname -m`
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#mips[...] use 'le' version
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if echo "$machine"|grep -q 'mips64'; then
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shContent=`cat "$SHELL"`
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[ "${shContent:5:1}" = `echo $echo_e_arg "\x01"` ] && machine='mips64le' || machine='mips64'
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elif echo "$machine"|grep -q 'mips'; then
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shContent=`cat "$SHELL"`
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[ "${shContent:5:1}" = `echo $echo_e_arg "\x01"` ] && machine='mipsle' || machine='mips'
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elif echo "$machine"|grep -Eq 'i686|i386'; then
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machine='386'
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elif echo "$machine"|grep -Eq 'armv7|armv6'; then
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machine='arm'
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elif echo "$machine"|grep -Eq 'armv8|aarch64'; then
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machine='arm64'
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else
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machine='amd64'
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fi
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}
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#install cns files
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InstallFiles() {
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GetAbi
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if echo "$machine" | grep -q '^mips'; then
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cat /proc/cpuinfo | grep -qiE 'fpu|neon|vfp|softfp|asimd' || softfloat='_softfloat'
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fi
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mkdir -p "$cns_install_dir" || Error "Create cns install directory failed."
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cd "$cns_install_dir" || exit 1
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$download_tool_cmd cns http://binary.quicknet.cyou/cns/${cns_UPX}/linux_${machine}${softfloat} || Error "cns download failed."
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$download_tool_cmd cns.init http://binary.quicknet.cyou/cns/cns.init || Error "cns.init download failed."
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[ -f '/etc/rc.common' ] && rcCommon='/etc/rc.common'
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sed -i "s~#!/bin/sh~#!$SHELL $rcCommon~" cns.init
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sed -i "s~\[cns_start_cmd\]~$cns_start_cmd~g" cns.init
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sed -i "s~\[cns_install_dir\]~$cns_install_dir~g" cns.init
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sed -i "s~\[cns_tcp_port_list\]~$cns_port $cns_tls_port~g" cns.init
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ln -s "$cns_install_dir/cns.init" /etc/init.d/cns
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cat >cns.json <<-EOF
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{
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`[ -n "$cns_port" ] && echo '"Listen_addr": [":'$cns_port'"],'`
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"Proxy_key": "${cns_proxy_key:-Meng}",
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"Encrypt_password": "${cns_encrypt_password}",
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"Udp_flag": "${cns_udp_flag:-httpUDP}",
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"Enable_dns_tcpOverUdp": true,
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"Enable_httpDNS": true,
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"Enable_TFO": false,
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"Udp_timeout": 60,
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"Tcp_timeout": 600,
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"Pid_path": "${cns_install_dir}/run.pid"
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`[ -n "$cns_tls_port" ] && echo ',
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"Tls": {
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"Listen_addr": [":'$cns_tls_port'"]
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}'`
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}
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EOF
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chmod -R +rwx "$cns_install_dir" /etc/init.d/cns
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if type systemctl && [ -z "$(systemctl --failed|grep -q 'Host is down')" ]; then
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$download_tool_cmd /lib/systemd/system/cns.service http://binary.quicknet.cyou/cns/cns.service || Error "cns.service download failed."
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chmod +rwx /lib/systemd/system/cns.service
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sed -i "s~\[cns_install_dir\]~$cns_install_dir~g" /lib/systemd/system/cns.service
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systemctl daemon-reload
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fi
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}
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#install initialization
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InstallInit() {
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echo -n "make a update?[n]: "
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read update
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PM=`type apt-get || type yum`
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PM=`echo "$PM" | grep -o '/.*'`
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echo "$update"|grep -qi 'y' && $PM -y update
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$PM -y install curl wget unzip
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type curl && download_tool_cmd='curl -L -ko' || download_tool_cmd='wget --no-check-certificate -O'
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}
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AddAutoStart() {
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if [ -n "$rcCommon" ]; then
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if /etc/init.d/cns enable; then
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echo '已添加开机自启, 如需关闭请执行: /etc/init.d/cns disable'
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return
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fi
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fi
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if type systemctl &>/dev/null && [ -z "$(systemctl --failed|grep -q 'Host is down')" ]; then
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if systemctl enable cns &>/dev/null; then
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echo '已添加开机自启, 如需关闭请执行: systemctl disable cns'
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return
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fi
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fi
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if type chkconfig &>/dev/null; then
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if chkconfig --add cns &>/dev/null && chkconfig cns on &>/dev/null; then
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echo '已添加开机自启, 如需关闭请执行: chkconfig cns off'
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return
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fi
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fi
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if [ -d '/etc/rc.d/rc5.d' -a -f '/etc/init.d/cns' ]; then
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if ln -s '/etc/init.d/cns' '/etc/rc.d/rc5.d/S99cns'; then
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echo '已添加开机自启, 如需关闭请执行: rm -f /etc/rc.d/rc5.d/S99cns'
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return
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fi
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fi
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if [ -d '/etc/rc5.d' -a -f '/etc/init.d/cns' ]; then
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if ln -s '/etc/init.d/cns' '/etc/rc5.d/S99cns'; then
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echo '已添加开机自启, 如需关闭请执行: rm -f /etc/rc5.d/S99cns'
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return
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fi
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fi
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if [ -d '/etc/rc.d' -a -f '/etc/init.d/cns' ]; then
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if ln -s '/etc/init.d/cns' '/etc/rc.d/S99cns'; then
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echo '已添加开机自启, 如需关闭请执行: rm -f /etc/rc.d/S99cns'
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return
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fi
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fi
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echo '没有添加开机自启, 如需开启请手动添加'
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}
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Install() {
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Config
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Delete >/dev/null 2>&1
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InstallInit
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InstallFiles
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"${cns_install_dir}/cns.init" start|grep -q FAILED && Error "cns install failed."
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type systemctl && [ -z "$(systemctl --failed|grep -q 'Host is down')" ] && systemctl restart cns
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echo $echo_e_arg \
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"\033[44;37mcns install success.\033[0;34m
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\r cns server port:\033[35G${cns_port}
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\r cns proxy key:\033[35G${cns_proxy_key:-Meng}
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\r cns udp flag:\033[35G${cns_udp_flag:-httpUDP}
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\r cns encrypt password:\033[35G${cns_encrypt_password}
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\r cns tls server port:\033[35G${cns_tls_port}
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\r`[ -f /etc/init.d/cns ] && /etc/init.d/cns usage || \"$cns_install_dir/cns.init\" usage`
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\r`AddAutoStart`\033[0m"
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}
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Uninstall() {
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if [ -z "$cns_install_dir" ]; then
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echo -n "Please input cns install directory(default is /usr/local/cns): "
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read cns_install_dir
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fi
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Delete >/dev/null 2>&1 && \
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echo $echo_e_arg "\n\033[44;37mcns uninstall success.\033[0m" || \
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echo $echo_e_arg "\n\033[41;37mcns uninstall failed.\033[0m"
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}
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#script initialization
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ScriptInit() {
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emulate bash 2>/dev/null #zsh emulation mode
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if echo -e ''|grep -q 'e'; then
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echo_e_arg=''
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echo_E_arg=''
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else
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echo_e_arg='-e'
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echo_E_arg='-E'
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fi
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}
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ScriptInit
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echo $*|grep -qi uninstall && Uninstall || Install
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