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CentOS6/7一键安装LNMP（基于yum）
分享一个自己写的一键安装LNMP的脚本。
CentOS6安装效果：
#!/bin/bash
# Author: Zhangbin
# Website: http://qicheng0211.blog.51cto.com/
# Description: CentOS6/7一键安装lnmp（基于yum）
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
err_echo() {
echo -e "\e[31m[ Error ]\033[0m $@"
exit 1
}
info_echo() {
echo -e "\e[32m[ Info ]\033[0m $@"
sleep 1
}
# 检查是否root用户
if [ $EUID -ne 0 ]; then
err_echo "please run this script as root user."
fi
# 检查操作系统版本
if egrep "CentOS release 6" /etc/redhat-release > /dev/null 2>&1; then
OS=CentOS6
elif egrep "CentOS Linux release 7" /etc/redhat-release > /dev/null 2>&1; then
OS=CentOS7
else
err_echo "This script is used for CentOS 6.x or 7.x only."
fi
# 检查网络
ping -c 1 mirrors.163.com &>/dev/null
[ $? != 0 ] && err_echo "Network does not work."
which wget &>/dev/null || yum install wget -y
# CentOS6安装yum的axel插件，使yum支持多线程下载：
if [ "$OS" == "CentOS6" ];then
wget https://mirrors.tuna.tsinghua.edu.cn/repoforge/redhat/el6/en/x86_64/rpmforge/RPMS/axel-2.4-1.el6.rf.x86_64.rpm
rpm -ivh axel-2.4-1.el6.rf.x86_64.rpm
axelget_conf_start=$(grep -n ‘axelget.conf start_line‘ "$0" | grep -v grep | awk -F: ‘{print $1}‘)
axelget_conf_end=$(grep -n ‘axelget.conf end_line‘ "$0" | grep -v grep | awk -F: ‘{print $1}‘)
((axelget_conf_start++))
((axelget_conf_end--))
sed -n "${axelget_conf_start},${axelget_conf_end}p" "$0" > /etc/yum/pluginconf.d/axelget.conf
axelget_py_start=$(grep -n ‘axelget.py start_line‘ "$0" | grep -v grep | awk -F: ‘{print $1}‘)
axelget_py_end=$(grep -n ‘axelget.py end_line‘ "$0" | grep -v grep | awk -F: ‘{print $1}‘)
((axelget_py_start++))
((axelget_py_end--))
sed -n "${axelget_py_start},${axelget_py_end}p" "$0" > /usr/lib/yum-plugins/axelget.py
fi
# 安装163 yum源：
if [ "$OS" == "CentOS6" ];then
wget http://mirrors.163.com/.help/CentOS6-Base-163.repo -O CentOS-Base.repo
else
wget http://mirrors.163.com/.help/CentOS7-Base-163.repo -O CentOS-Base.repo
fi
cp -p /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak
mv -f CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo
yum clean all
yum makecache
# 安装epel yum源：
yum -y install epel-release
sed -i ‘s/^mirrorlist=https/mirrorlist=http/‘ /etc/yum.repos.d/epel.repo
# CentOS7安装yum的axel插件，依赖epel源
if [ "$OS" == "CentOS7" ];then
yum -y install yum-axelget
sed -i ‘/^maxconn=/c\maxconn=10‘ /etc/yum/pluginconf.d/axelget.conf
fi
# nginx的yum源：
cat > /etc/yum.repos.d/nginx.repo << ‘EOF‘
[nginx]
name=nginx repo
baseurl=http://nginx.org/packages/centos/$releasever/$basearch/
enabled=1
gpgcheck=0
EOF
# 关闭selinux：
setenforce 0
sed -i ‘/^SELINUX=/c\SELINUX=disabled‘ /etc/selinux/config
# 安装nginx、php：
yum -y install nginx php-fpm php-soap php-bcmath php-xml php-opcache php-gd php-mcrypt php-pdo php-mysql php-mbstring php-xmlrpc
# 修改/etc/nginx/nginx.conf
cp /etc/nginx/nginx.conf /etc/nginx/nginx.conf.bak
cat > /etc/nginx/nginx.conf << ‘EOF‘
user nginx;
worker_processes auto;
error_log /data/logs/nginx_error.log crit;
worker_rlimit_nofile 65535;
events
{
use epoll;
worker_connections 65535;
}
http {
include mime.types;
default_type application/octet-stream;
server_names_hash_bucket_size 128;
client_header_buffer_size 32k;
large_client_header_buffers 4 32k;
client_max_body_size 8m;
sendfile on;
tcp_nopush on;
keepalive_timeout 15;
tcp_nodelay on;
proxy_buffer_size 16k;
proxy_buffering on;
proxy_buffers 4 64k;
proxy_busy_buffers_size 128k;
fastcgi_connect_timeout 300;
fastcgi_send_timeout 300;
fastcgi_read_timeout 300;
fastcgi_buffer_size 64k;
fastcgi_buffers 4 64k;
fastcgi_busy_buffers_size 128k;
fastcgi_temp_file_write_size 128k;
gzip on;
gzip_min_length 1k;
gzip_buffers 4 16k;
gzip_http_version 1.0;
gzip_comp_level 2;
gzip_types text/plain application/x-javascript text/css application/xml;
gzip_vary on;
gzip_disable msie6;
log_format access ‘$remote_addr - $remote_user [$time_local] "$request" ‘
‘$status $body_bytes_sent "$http_referer" ‘
‘"$http_user_agent" $http_x_forwarded_for ‘;
access_log /data/logs/access.log access;
include conf.d/*.conf;
server_tokens off;
reset_timedout_connection on;
}
EOF
mkdir -p /data/logs
chown -R nginx. /data/logs
sed -i ‘s/^user = apache/user = nginx/‘ /etc/php-fpm.d/www.conf
sed -i ‘s/^group = apache/group = nginx/‘ /etc/php-fpm.d/www.conf
chown -R nginx /var/log/php-fpm/
# 启动php-fpm：
service php-fpm start
[ $? -eq 0 ] && info_echo "php-fpm start OK."
# 启动nginx：
nginx -t && service nginx start
[ $? -eq 0 ] && info_echo "nginx start OK."
# 设置nginx、php-fpm开机启动：
if [ "$OS" == "CentOS6" ];then
chkconfig php-fpm on
chkconfig nginx on
else
systemctl enable php-fpm
systemctl enable nginx
fi
# 安装Mysql的yum源：
if [ "$OS" == "CentOS6" ];then
rpm -Uvh http://dev.mysql.com/get/mysql-community-release-el6-5.noarch.rpm
else
rpm -Uvh http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm
fi
# 安装mysql：
yum -y install mysql mysql-server mysql-devel
# 修改/etc/my.cnf
cat > /etc/my.cnf << ‘EOF‘
# Example MySQL config file. mysql5.6 RAM 1G zhangbin
[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
[mysqld]
user = mysql
port = 3306
datadir = /var/lib/mysql/
socket = /var/lib/mysql/mysql.sock
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER
bind-address = 0.0.0.0
server-id = 1
skip-name-resolve
skip-external-locking
back_log = 600
max_connections = 512
max_connect_errors = 6000
open_files_limit = 65535
table_open_cache = 512
max_allowed_packet = 4M
max_heap_table_size = 8M
tmp_table_size = 16M
read_buffer_size = 2M
read_rnd_buffer_size = 8M
sort_buffer_size = 8M
join_buffer_size = 8M
thread_cache_size = 8
query_cache_size = 2M
query_cache_limit = 2M
key_buffer_size = 64M
interactive_timeout = 28800
wait_timeout = 28800
# myisam
bulk_insert_buffer_size = 8M
myisam_sort_buffer_size = 8M
myisam_max_sort_file_size = 10G
myisam_repair_threads = 1
# bin log
log_bin = /var/lib/mysql/mysql-bin.log
binlog_cache_size = 2M
binlog_format = MIXED
expire_logs_days = 7
# slow log
slow_query_log = 1
slow_query_log_file = /var/lib/mysql/mysql-slow.log
long_query_time = 3
log_queries_not_using_indexes = 1
# innodb
default-storage-engine = InnoDB
innodb_data_home_dir = /var/lib/mysql/
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /var/lib/mysql/
innodb_buffer_pool_size = 512M
innodb_log_file_size = 128M
innodb_log_files_in_group=3
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 2
innodb_lock_wait_timeout = 120
innodb_file_per_table = 1
innodb_open_files = 500
innodb_read_io_threads = 4
innodb_write_io_threads = 4
innodb_thread_concurrency=0
innodb_purge_threads = 1
innodb_max_dirty_pages_pct = 90
[mysqldump]
quick
max_allowed_packet = 16M
[mysql]
no-auto-rehash
[myisamchk]
key_buffer = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout
EOF
# 启动mysql：
service mysqld start
[ $? -eq 0 ] && info_echo "mysqld start OK."
# 安全设置：
#mysql_secure_installation
# 设置mysqld开机启动：
if [ "$OS" == "CentOS6" ];then
chkconfig mysqld on
else
systemctl enable mysqld
fi
exit 0
# axelget.conf start_line
[main]
enabled=1
onlyhttp=1
enablesize=54000
cleanOnException=1
# axelget.conf end_line
# axelget.py start_line
from yum.plugins import PluginYumExit, TYPE_CORE, TYPE_INTERACTIVE
from urlparse import urljoin
import os,time
requires_api_version = ‘2.3‘
plugin_type = (TYPE_CORE, TYPE_INTERACTIVE)
enablesize=300000
trymirrornum=-1
maxconn=10
httpdownloadonly=False
cleanOnException=0
def init_hook(conduit):
global enablesize,trymirrornum,maxconn,cleanOnException,httpdownloadonly
enablesize = conduit.confInt(‘main‘,‘enablesize‘,default=30000)
trymirrornum = conduit.confInt(‘main‘,‘trymirrornum‘,default=-1)
maxconn = conduit.confInt(‘main‘,‘maxconn‘,default=10)
httpdownloadonly=conduit.confBool(‘main‘,‘onlyhttp‘,default=False)
cleanOnException=conduit.confInt(‘main‘,‘cleanOnException‘,default=0)
return
def predownload_hook(conduit):
global enablesize,cleanOnException,httpdownloadonly
preffermirror=""
PkgIdx=0
TotalPkg=len(conduit.getDownloadPackages())
for po in (conduit.getDownloadPackages()):
PkgIdx+=1
if hasattr(po, ‘pkgtype‘) and po.pkgtype == ‘local‘:
continue
totsize = long(po.size)
ret = False
if totsize <= enablesize:
conduit.info(2, "Package %s download size %d less than %d,Skip plugin!" % (po.repo.id,totsize,enablesize))
continue
else:
conduit.info(2, "[%d/%d]Ok,we will try to use axel to download this big file:%d" % (PkgIdx,TotalPkg,totsize))
local = po.localPkg()
if os.path.exists(local):
if not os.path.exists(local+".st"):
fstate=os.stat(local)
if totsize == fstate.st_size:
conduit.info(2,"Target already exists,skip to next file!")
continue
localall = "%s %s" % (local,local+".st")
rmcmd = "rm -f %s" % (localall)
curmirroridx = 0
conduit.info(2,"Before we start,clean all the key files")
os.system(rmcmd)
connnum = totsize / enablesize
if connnum*enablesize<totsize:
connnum+=1
if connnum > maxconn:
connnum = maxconn
mirrors=[]
mirrors[:0]=po.repo.urls
if preffermirror != "":
mirrors[:0] = [preffermirror]
for url in mirrors:
if url.startswith("ftp://") and httpdownloadonly:
print "Skip Ftp Site:",url
continue
if url.startswith("file://"):
print "Skip Local Site:",url
continue
curmirroridx += 1
if (curmirroridx > trymirrornum) and (trymirrornum != -1):
conduit.info(2, "Package %s has tried %d mirrors,Skip plugin!" % (po.repo.id,trymirrornum))
break
remoteurl = "%s/%s" % (url,po.remote_path)
syscmd = "axel -a -n %s %s -o %s" % (connnum,remoteurl,local)
conduit.info(2, "Execute axel cmd:\n%s" % syscmd)
os.system(syscmd)
time.sleep(2)
if os.path.exists(local+".st"):
conduit.info(2,"axel exit by exception,let‘s try another mirror")
if cleanOnException:
conduit.info(2,"because cleanOnException is set to 1,we do remove key file first")
os.system(rmcmd)
continue
elif not os.path.exists(local):#this mirror may not update yet
continue
else:
ret = True
preffermirror=url
break
if not ret:
conduit.info (2,"try to run rm cmd:%s" % rmcmd)
os.system(rmcmd)
# axelget.py end_line本文出自 “启程的Linux博客” 博客，请务必保留此出处http://qicheng0211.blog.51cto.com/3958621/1945917
CentOS6/7一键安装LNMP（基于yum）
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