拆出基础包

lemp.sh

@@ -2,25 +2,6 @@
  
 # Install script for LEMP Web Server base on CentOS 6/7 by xiaosong
 cd `pwd`
-# Checking
-echo "Checking..."
-if [ -n "`grep 'Aliyun Linux release' /etc/issue`" -o -e /etc/redhat-release ];then
-    OS=CentOS
-    [ -n "`grep ' 7\.' /etc/redhat-release`" ] && CentOS_RHEL_version=7
-    [ -n "`grep ' 6\.' /etc/redhat-release`" -o -n "`grep 'Aliyun Linux release6 15' /etc/issue`" ] && CentOS_RHEL_version=6
-fi
-
-if [ "$OS" != 'CentOS' ] || [ "$CentOS_RHEL_version" != '6' -a "$CentOS_RHEL_version" != '7' ];then
-    echo "${CFAILURE}Error: This script only support CentOS 6 & CentOS 7${CEND}";
-    kill -9 $$
-fi
-
-if [ `getconf WORD_BIT` == 32 ] && [ `getconf LONG_BIT` == 64 ];then
-    BIT=64
-else
-    echo "${CFAILURE}Error: This script only support 64 bit CentOS${CEND}";
-    kill -9 $$
-fi
 
 while :; do echo
     read -p "Please type MariaDB root password:(Default lemp.sh press Enter) " MariaDB_ROOT_PWD
@@ -29,61 +10,10 @@ while :; do echo
     break;
 done
 
-# Close SELINUX
+. ./utils/init.sh
-setenforce 0
-sed -i 's/^SELINUX=.*$/SELINUX=disabled/' /etc/selinux/config
 
-# /etc/security/limits.conf
+# Install base packages
-[ -e /etc/security/limits.d/*nproc.conf ] && rename nproc.conf nproc.conf_bk /etc/security/limits.d/*nproc.conf
+echo "Installing base packages..."
-sed -i '/^# End of file/,$d' /etc/security/limits.conf
-cat >> /etc/security/limits.conf <<EOF
-# End of file
-* soft nproc 65535
-* hard nproc 65535
-* soft nofile 65535
-* hard nofile 65535
-EOF
-
-# Set timezone
-rm -rf /etc/localtime
-ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
-
-# /etc/sysctl.conf
-sed -i 's/net.ipv4.tcp_syncookies.*$/net.ipv4.tcp_syncookies = 1/g' /etc/sysctl.conf
-[ -z "`grep 'fs.file-max' /etc/sysctl.conf`" ] && cat >> /etc/sysctl.conf << EOF
-fs.file-max = 65535
-net.ipv4.tcp_fin_timeout = 30
-net.ipv4.tcp_tw_reuse = 1
-net.ipv4.tcp_tw_recycle = 0
-net.ipv4.ip_local_port_range = 1024 65000
-net.ipv4.tcp_max_syn_backlog = 65536
-net.ipv4.tcp_max_tw_buckets = 20000
-net.ipv4.route.gc_timeout = 100
-net.ipv4.tcp_syn_retries = 1
-net.ipv4.tcp_synack_retries = 1
-net.ipv4.tcp_syncookies = 1
-net.core.somaxconn = 65535
-net.core.netdev_max_backlog = 262144
-net.ipv4.tcp_timestamps = 0
-net.ipv4.tcp_max_orphans = 262144
-
-net.core.rmem_max = 67108864
-net.core.wmem_max = 67108864
-net.core.rmem_default = 65536
-net.core.wmem_default = 65536
-net.ipv4.tcp_rmem = 4096 87380 67108864
-net.ipv4.tcp_wmem = 4096 65536 67108864
-net.ipv4.tcp_mtu_probing = 1
-#net.ipv4.tcp_congestion_control = hybla
-#net.ipv4.tcp_fastopen = 3
-net.nf_conntrack_max = 6553500
-net.netfilter.nf_conntrack_max = 6553500
-net.netfilter.nf_conntrack_tcp_timeout_established = 180
-EOF
-sysctl -p /etc/sysctl.conf
-
-# Init
-echo "Initializing..."
 sudo yum -y update
 sudo yum -y install vim wget epel-release unzip git
 
@@ -107,7 +37,7 @@ sudo yum install -y nginx
 
 # Install PHP
 echo "Installing PHP..."
-sudo yum install -y --enablerepo=remi,remi-php71 php-gd php-fpm php-cli php-pdo php-xml php-json php-common php-mcrypt php-mysqlnd php-mbstring php-pecl-zip php-opcache php-xmlrpc
+sudo yum install -y --enablerepo=remi,remi-php71 php-gd php-fpm php-cli php-pdo php-xml php-json php-common php-mcrypt php-mysqlnd php-mbstring php-zip php-opcache php-xmlrpc
 
 # Install Composer
 echo "Installing Composer globally..."
@@ -205,4 +135,3 @@ y
 y
 y
 EOF
-

utils/bbr.sh

@@ -0,0 +1,83 @@
+#!/bin/bash
+
+# Install script for BBR base on CentOS 7 by xiaosong
+CentOS_Version=`cat /etc/redhat-release | grep -oE '[0-9]+\.[0-9]+' | cut -d'.' -f1`
+KVersion=4.12.9-1
+
+if [ -z ${CentOS_Version} ]
+then
+	CentOS_Version=0
+fi
+
+if [ ${CentOS_Version} -lt 6 ]
+then
+	echo "Sorry, I can only support CentOS 6/7 yet."
+	exit
+fi
+
+if [[ `getconf WORD_BIT` = '32' && `getconf LONG_BIT` = '64' ]] ; then
+	BIT_VER=x64
+else
+	BIT_VER=x86
+fi
+
+if [ ${BIT_VER} != 'x64' ]
+then
+	echo "Sorry, I can only support x64 yet."
+	exit
+fi
+
+function modifySysctl() {
+	if [ ! `cat /etc/sysctl.conf | grep -i -E "net.core.default_qdisc = fq"` ]; then
+		echo "net.core.default_qdisc = fq" >> /etc/sysctl.conf
+	fi
+	if [ ! `cat /etc/sysctl.conf | grep -i -E "net.ipv4.tcp_congestion_control = bbr"` ]; then
+		echo "net.ipv4.tcp_congestion_control = bbr" >> /etc/sysctl.conf
+	fi
+}
+
+echo "Now I will replace the system kernel to ${KVersion}..."
+echo "Start installing"
+rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
+if [ ${CentOS_Version} -eq 7 ]
+then
+	rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm
+else
+	rpm -Uvh http://www.elrepo.org/elrepo-release-6-8.el6.elrepo.noarch.rpm
+fi
+yum --enablerepo=elrepo-kernel install -y kernel-ml
+echo "Checking if the installtion is ok"
+KGRUB2=`ls /etc/grub2.cfg|wc -l`
+if [ ${KGRUB2} -eq 1 ]
+then
+	INS_OK=`awk -F\' '$1=="menuentry " {print i++ " : " $2}' /etc/grub2.cfg | grep ${KVersion} | grep -i -v debug | grep -i -v rescue | cut -d' ' -f1`
+	if [ -z ${INS_OK} ]
+	then
+		echo "Sorry, install failed, please contact the author"
+		exit
+	fi
+	yum install -y grub2-tools
+	grub2-set-default ${INS_OK}
+	modifySysctl
+else
+	KGRUB=`ls /boot/grub/grub.conf|wc -l`
+	if [ ${KGRUB} -eq 1 ]
+	then
+		INS_OK=`grep '^title ' /boot/grub/grub.conf | awk -F'title ' '{print i++ " : " $2}' | grep ${KVersion} | grep -i -v debug | grep -i -v rescue | cut -d' ' -f1`
+		if [ -z ${INS_OK} ]
+		then
+			echo "Sorry, install failed, please contact the author"
+			exit
+		fi
+		sed -i "s/^default.*/default=${INS_OK}/" /boot/grub/grub.conf
+		modifySysctl
+	fi
+fi
+
+echo " "
+echo "Installation is completed, now you can reboot the system. "
+echo "You should check BBR after the rebooting using command: "
+echo " "
+echo "     sysctl -a|grep congestion_control"
+
+

utils/init.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+ 
+# Checking
+echo "Checking..."
+if [ -n "`grep 'Aliyun Linux release' /etc/issue`" -o -e /etc/redhat-release ];then
+    OS=CentOS
+    [ -n "`grep ' 7\.' /etc/redhat-release`" ] && CentOS_RHEL_version=7
+fi
+
+if [ "$OS" != 'CentOS' ] || [ "$CentOS_RHEL_version" != '7' ];then
+    echo "${CFAILURE}Error: This script only support CentOS 7${CEND}";
+    kill -9 $$
+fi
+
+# Close SELINUX
+setenforce 0
+sed -i 's/^SELINUX=.*$/SELINUX=disabled/' /etc/selinux/config
+
+# /etc/security/limits.conf
+[ -e /etc/security/limits.d/*nproc.conf ] && rename nproc.conf nproc.conf_bk /etc/security/limits.d/*nproc.conf
+sed -i '/^# End of file/,$d' /etc/security/limits.conf
+cat >> /etc/security/limits.conf <<EOF
+# End of file
+* soft nproc 65535
+* hard nproc 65535
+* soft nofile 65535
+* hard nofile 65535
+EOF
+
+# Set timezone
+rm -rf /etc/localtime
+ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
+
+# /etc/sysctl.conf
+sed -i 's/net.ipv4.tcp_syncookies.*$/net.ipv4.tcp_syncookies = 1/g' /etc/sysctl.conf
+[ -z "`grep 'fs.file-max' /etc/sysctl.conf`" ] && cat >> /etc/sysctl.conf << EOF
+fs.file-max = 65535
+net.ipv4.tcp_fin_timeout = 30
+net.ipv4.tcp_tw_reuse = 1
+net.ipv4.tcp_tw_recycle = 0
+net.ipv4.ip_local_port_range = 1024 65000
+net.ipv4.tcp_max_syn_backlog = 65536
+net.ipv4.tcp_max_tw_buckets = 20000
+net.ipv4.route.gc_timeout = 100
+net.ipv4.tcp_syn_retries = 1
+net.ipv4.tcp_synack_retries = 1
+net.ipv4.tcp_syncookies = 1
+net.core.somaxconn = 65535
+net.core.netdev_max_backlog = 262144
+net.ipv4.tcp_timestamps = 0
+net.ipv4.tcp_max_orphans = 262144
+
+net.core.rmem_max = 67108864
+net.core.wmem_max = 67108864
+net.core.rmem_default = 65536
+net.core.wmem_default = 65536
+net.ipv4.tcp_rmem = 4096 87380 67108864
+net.ipv4.tcp_wmem = 4096 65536 67108864
+net.ipv4.tcp_mtu_probing = 1
+#net.ipv4.tcp_congestion_control = hybla
+net.ipv4.tcp_fastopen = 3
+net.nf_conntrack_max = 6553500
+net.netfilter.nf_conntrack_max = 6553500
+net.netfilter.nf_conntrack_tcp_timeout_established = 180
+EOF
+sysctl -p /etc/sysctl.conf