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install_server_centos.sh
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#!/bin/bash
function checkSystem() {
RELEASE=8
if [ -e /etc/redhat-release ]; then
for ((i=$RELEASE; i<100; i++)); do
OK=$(grep "release $i." /etc/redhat-release)
if [ ! "$OK" == "" ]; then
return 0
fi
done
fi
echo
echo "系统不符合安装要求！请使用 CentOS$RELEASE 或者更高版本的系统"
echo
exit 1
}
checkSystem
function checkUser() {
if [ "$EUID" -eq 0 ]; then
return 0
fi
echo
echo "用户权限不符合安装要求！请使用 root 用户进行安装"
echo
exit 1
}
checkUser
function installSystem() {
echo -n "▋"
yum -q -y install epel-release > /dev/null 2>&1
echo -n "▋"
yum -q -y install elrepo-release > /dev/null 2>&1
echo -n "▋"
yum -q -y config-manager --set-enabled PowerTools > /dev/null 2>&1
echo -n "▋"
yum -q -y update > /dev/null 2>&1
echo -n "▋"
yum -q -y install wget iptraf-ng net-tools bind-utils langpacks-zh_CN pwgen tuned firewalld > /dev/null 2>&1
# echo -n "▋"
# yum -q -y config-manager --enable elrepo-kernel > /dev/null 2>&1
# yum -q -y install kernel-ml-* --allowerasing > /dev/null 2>&1
# grub2-set-default 0 > /dev/null 2>&1
}
function setupSystem() {
echo -n "▋"
setenforce 0 > /dev/null 2>&1
sed -i 's/^SELINUX=.*/SELINUX=disabled/g' /etc/selinux/config
echo -n "▋"
timedatectl set-timezone Asia/Shanghai > /dev/null 2>&1
echo -n "▋"
if [ ! -f /swap ] && [ "$(grep SwapTotal /proc/meminfo | awk '{print $2}')" == "0" ]; then
dd if=/dev/zero of=/swap bs=2048 count=1048576 > /dev/null 2>&1
chmod 600 /swap > /dev/null 2>&1
mkswap /swap > /dev/null 2>&1
swapon /swap > /dev/null 2>&1
echo /swap swap swap defaults 0 0 >> /etc/fstab
fi
echo -n "▋"
echo 'LANG="zh_CN.UTF-8"' > /etc/locale.conf
echo 'LC_ALL="zh_CN.UTF-8"' >> /etc/locale.conf
source /etc/locale.conf > /dev/null 2>&1
echo -n "▋"
echo > /etc/security/limits.d/99-perf.conf
echo '* soft nproc 65536' >> /etc/security/limits.d/99-perf.conf
echo '* hard nproc 65536' >> /etc/security/limits.d/99-perf.conf
echo '* soft nofile 65536' >> /etc/security/limits.d/99-perf.conf
echo '* hard nofile 65536' >> /etc/security/limits.d/99-perf.conf
echo -n "▋"
echo > /etc/sysctl.d/99-perf.conf
#
echo 'vm.swappiness = 10' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.tcp_congestion_control = bbr' >> /etc/sysctl.d/99-perf.conf
echo 'net.core.default_qdisc = fq' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.tcp_fastopen = 3' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.ip_forward = 1' > /etc/sysctl.d/99-perf.conf
echo 'net.core.somaxconn = 4096' >> /etc/sysctl.d/99-perf.conf
echo 'net.core.netdev_max_backlog = 1048576' >> /etc/sysctl.d/99-perf.conf
echo 'net.core.rmem_default = 262144' >> /etc/sysctl.d/99-perf.conf
echo 'net.core.rmem_max = 33554432' >> /etc/sysctl.d/99-perf.conf
echo 'net.core.wmem_default = 262144' >> /etc/sysctl.d/99-perf.conf
echo 'net.core.wmem_max = 33554432' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.tcp_mem = 16384 262144 33554432' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.tcp_rmem = 16384 262144 33554432' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.tcp_wmem = 16384 262144 33554432' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.udp_mem = 16384 262144 33554432' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.udp_rmem_min = 16384' >> /etc/sysctl.d/99-perf.conf
echo 'net.ipv4.udp_wmem_min = 16384' >> /etc/sysctl.d/99-perf.conf
sysctl -q --system > /dev/null 2>&1
echo -n "▋"
systemctl -q enable tuned > /dev/null 2>&1
systemctl -q start tuned > /dev/null 2>&1
tuned-adm profile network-latency > /dev/null 2>&1
echo -n "▋"
systemctl -q enable firewalld > /dev/null 2>&1
systemctl -q start firewalld > /dev/null 2>&1
echo -n "▋"
if [ "$(firewall-cmd --permanent --query-service=ssh)" == "no" ]; then firewall-cmd -q --permanent --add-service=ssh > /dev/null 2>&1 ; fi
if [ "$(firewall-cmd --permanent --query-masquerade)" == "no" ]; then firewall-cmd -q --permanent --add-masquerade > /dev/null 2>&1 ; fi
echo -n "▋"
firewall-cmd -q --reload > /dev/null 2>&1
}
SOFTWRE_HOME=/gfw.press
function installSoftware() {
# echo -n "▋"
# yum install -y -q httpd mod_ssl php php-* > /dev/null 2>&1
# echo -n "▋"
# yum install -y -q mysql-server > /dev/null 2>&1
echo -n "▋"
yum install -y -q java-latest-openjdk-devel git squid > /dev/null 2>&1
echo -n "▋"
cd / > /dev/null 2>&1
git clone -q https://github.com/chinashiyu/gfw.press.git > /dev/null 2>&1
cd > /dev/null 2>&1
}
function setupSoftware() {
echo -n "▋"
chmod +x /gfw.press/server.sh > /dev/null 2>&1
chmod +x /gfw.press/stop.sh > /dev/null 2>&1
for x in $(for ((i=0;i<30;i++)); do expr $RANDOM % 20000 + 10000 ; done | sort -u); do echo $x $(pwgen -c -n -s -B 10 1); done > /gfw.press/user.tx_
rm -f /gfw.press/user.txt > /dev/null 2>&1
cp /gfw.press/user.tx_ /gfw.press/user.txt > /dev/null 2>&1
declare -i _mem
_mem=$(free -m |grep Mem |awk '{print $2}')
if (($_mem<600)); then
sed -i "s/-Xms512M/-Xms256M/g" /gfw.press/server.sh
sed -i "s/-Xmx512M/-Xmx256M/g" /gfw.press/server.sh
fi
if (($_mem>1800)); then
sed -i "s/-Xms512M/-Xms1024M/g" /gfw.press/server.sh
sed -i "s/-Xmx512M/-Xmx1024M/g" /gfw.press/server.sh
fi
sed -i "s/\/gfw.press\/server.sh//g" /etc/rc.d/rc.local
echo "/gfw.press/server.sh" >> /etc/rc.d/rc.local
chmod +x /etc/rc.d/rc.local
echo -n "▋"
if [ -e "/etc/squid/squid.conf" ] && [ "$(grep 'shutdown_lifetime 3 seconds' /etc/squid/squid.conf)" == "" ]; then
echo "" >> /etc/squid/squid.conf
echo "shutdown_lifetime 3 seconds" >> /etc/squid/squid.conf
echo "access_log none" >> /etc/squid/squid.conf
echo "cache_log /dev/null" >> /etc/squid/squid.conf
echo "logfile_rotate 0" >> /etc/squid/squid.conf
echo "cache deny all" >> /etc/squid/squid.conf
echo "cache_mem 0 MB" >> /etc/squid/squid.conf
echo "maximum_object_size_in_memory 0 KB" >> /etc/squid/squid.conf
echo "memory_cache_mode disk" >> /etc/squid/squid.conf
echo "memory_cache_shared off" >> /etc/squid/squid.conf
echo "memory_pools off" >> /etc/squid/squid.conf
echo "memory_pools_limit 0 MB" >> /etc/squid/squid.conf
echo "acl NCACHE method GET" >> /etc/squid/squid.conf
echo "no_cache deny NCACHE" >> /etc/squid/squid.conf
echo "acl flash rep_mime_type application/x-shockwave-flash" >> /etc/squid/squid.conf
echo "http_reply_access deny flash" >> /etc/squid/squid.conf
fi
echo -n "▋"
systemctl -q enable squid > /dev/null 2>&1
systemctl -q start squid > /dev/null 2>&1
echo -n "▋"
if [ "$(firewall-cmd --permanent --query-port=10000-30000/tcp)" == "no" ]; then firewall-cmd -q --permanent --add-port=10000-30000/tcp > /dev/null 2>&1 ; fi
echo -n "▋"
firewall-cmd -q --reload > /dev/null 2>&1
/gfw.press/server.sh
}
function removeSoftware() {
echo -n "▋"
sed -i "s/\/gfw.press\/server.sh//g" /etc/rc.d/rc.local
/gfw.press/stop.sh
rm -f -r "/gfw.press" > /dev/null 2>&1
echo -n "▋"
systemctl -q stop squid > /dev/null 2>&1
systemctl -q disable squid > /dev/null 2>&1
echo -n "▋"
if [ "$(firewall-cmd --permanent --query-port=10000-30000/tcp)" == "yes" ]; then firewall-cmd -q --permanent --remove-port=10000-30000/tcp > /dev/null 2>&1 ; fi
echo -n "▋"
firewall-cmd -q --reload > /dev/null 2>&1
}
function echoHelp() {
if [ -e $SOFTWRE_HOME/user.txt ]; then
echo "恭喜你！已成功安装并启动翻墙大杀器服务"
echo
echo "节点地址："
echo $(dig TXT +short o-o.myaddr.l.google.com @ns1.google.com | tr -d '"*[:space:]*')
echo
echo "节点端口和连接密码："
tail -n 6 $SOFTWRE_HOME/user.txt
echo
echo "查看全部端口请执行 cat $SOFTWRE_HOME/user.txt "
echo
echo "重新启动服务请执行 $SOFTWRE_HOME/server.sh "
fi
if [ ! -e $SOFTWRE_HOME/user.txt ]; then
echo "安装出错！请重新安装"
fi
}
function displayMenu () {
clear
echo
echo "系统已经安装翻墙大杀器服务，你可以："
echo
echo " 1) 删除翻墙大杀器服务并重新安装"
echo " 2) 删除翻墙大杀器服务"
echo " 3) 退出"
echo
until [[ "$MENU_NO" =~ ^[1-3]$ ]]; do
read -rp "请输入一个序号 [1-3]: " MENU_NO
done
case $MENU_NO in
1)
echo
read -rp "确定删除翻墙大杀器服务并重新安装? [yes/no]: " -e OK
if [[ "$OK" = 'yes' ]]; then
echo
echo
echo "正在重新安装翻墙大杀器服务，请稍候 ..."
echo
removeSoftware
installSystem
setupSystem
installSoftware
setupSoftware
echo
echo
echoHelp
echo
fi
echo
;;
2)
echo
read -rp "确定删除翻墙大杀器服务? [yes/no]: " -e OK
if [[ "$OK" = 'yes' ]]; then
echo
echo
echo "正在删除翻墙大杀器服务，请稍候 ..."
echo
removeSoftware
echo
echo
echo "已经成功删除翻墙大杀器服务"
echo
fi
echo
;;
3)
echo
exit 0
;;
esac
}
if [[ -e $SOFTWRE_HOME ]]; then
displayMenu
else
echo
echo
echo "正在安装翻墙大杀器服务，请稍候 ..."
echo
installSystem
setupSystem
installSoftware
setupSoftware
echo
echo
echoHelp
echo
echo
fi
# PUBLIC_IP=$(dig TXT +short o-o.myaddr.l.google.com @ns1.google.com | tr -d '"*[:space:]*')