LNMP+MEM+redis架構部署(擴展)

LNMP+MEM+redis架構部署php

架構部署通常的都是LNMP和LAMP兩種格式的,我這裏說的是LNMP的架構部署,nginx、mysql、php、memcache的編譯配置安裝, mysql的主從配置、權限的一些問題,後臺監控nagio和cacti、zabbix的一些介紹,node

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在部署架構以前,先安裝一下後面所須要的一些必備庫,mysql

安裝必備庫nginx

yum -y groupinstall "Development tools"c++

yum install -y gcc gcc-c++  make cmake zlib zlib-devel openssh openssl openssl-devel net-snmp pcre pcre-devel  libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel glibc glibc-devel glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel e2fsprogs e2fsprogs-devel xinetd lrzsz dos2unix telnet python-devel mysql-devel libxslt-devel unixODBC-devel sqlite-develgit

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Mysql的編譯安裝和一些拓展redis

1.1  mysql的源碼編譯安裝,版本Mysql 5.6.14sql

下載地址:http://cdn.mysql.com/Downloads/MySQL-5.6/mysql-5.6.14.tar.gz

先檢查一下是否有之前安裝的mysql,

rpm –qa | grep mysql

若是有,就刪除

rpm -e mysql //普通刪除模式

rpm -e --nodeps mysql    // 強力刪除模式,若是使用上面命令刪除時,提示有依賴的其它文件,則用該命令能夠對其進行強力刪除

編譯安裝,要用cmake來引導安裝,因此要先安裝cmake

yum -y install cmake

cd /app

groupadd mysql

useradd mysql -g mysql

mkdir -p /usr/local/mysql

mkdir -p /app/mysql/data

mkdir -p /app/mysql/log

tar zxvf mysql-5.6.14.tar.gz

cd mysql-5.6.14

cmake \

-DCMAKE_INSTALL_PREFIX=/usr/local/mysql \

-DMYSQL_UNIX_ADDR=/usr/local/mysql/mysql.sock \

-DDEFAULT_CHARSET=utf8 \

-DDEFAULT_COLLATION=utf8_general_ci \

-DWITH_MYISAM_STORAGE_ENGINE=1 \

-DWITH_INNOBASE_STORAGE_ENGINE=1 \

-DWITH_ARCHIVE_STORAGE_ENGINE=1 \

-DWITH_BLACKHOLE_STORAGE_ENGINE=1 \

-DWITH_MEMORY_STORAGE_ENGINE=1 \

-DWITH_READLINE=1 \

-DENABLED_LOCAL_INFILE=1 \

-DMYSQL_DATADIR=/app/mysql/data \

-DMYSQL_USER=mysql \

-DMYSQL_TCP_PORT=3306

make

make install

make clean

chown -R mysql:mysql /usr/local/mysql

chown -R mysql:mysql /app/mysql/data

chown -R mysql:mysql /app/mysql/log


cd /usr/local/mysql

scripts/mysql_install_db --user=mysql --datadir=/app/mysql/data

/usr/local/mysql/bin/mysqld_safe &

cp support-files/mysql.server /etc/init.d/mysql

ln -s /usr/local/mysql/bin/mysql /usr/bin

ln -s /usr/local/mysql/bin/mysql /usr/sbin

chkconfig mysql on

service mysql start

wKioL1Mm0B7RjcIHAACwQev_NbQ624.jpg

1.2 數據庫帳號權限

mysql給權限:

grant 權限 on 數據庫.* 用戶名@登陸主機 identified by 「密碼」

例子:grant all on *.* to root@10.240.53.98 identified by "123456"

刷新:fulsh privileges

1.三、數據庫備份mysqldump

mysqldump 導出數據

    a. 只導出庫結構

        mysqldump --opt  -d  數據庫名 -u 用戶名 -p 密碼> xx.sql

        如: mysqldump --opt -d shop_data -u root  -p admin >onlystruct_shop_data.sql

    b. 只導出庫數據

        mysqldump -t  數據庫名 -u 用戶名-p 密碼 > xx.sql

        如: mysqldump --t shop_data -u root  -p admin > onlydata_shop_data.sql

    c. 導出庫全部數據和結構

        mysqldump 數據庫 -u 用戶名 -p 密碼 > xx.sql

        如: mysqldump shop_data -u root -p admin > shop_data.sql

    d. 導出特定表

        mysqldump  數庫 -u 用戶名 -p 密碼  -B  --table 表名 > xx.sql

        如: mysqldump shop_data -u root -p admin -B --table user > user.sql

    e.導出全部數據庫

      mysqldump --all-databases -u 用戶名 -p 密碼 > xx.sql

      如:mysqldump --all-databases -u root -p admin 》 all-dump.sql

默認字體格式  --default-character-set=utf8

1.四、導入數據sources

source 導入數據

   source  /home/root/XX.sql   只能用mysql -uroot -padmin 登陸後才能使用

如: source  /home/root/test.sql

1.五、數據庫修改密碼mysqladmin

 mysql修改密碼:

加上新密碼:mysqladmin -uroot password新密碼

舊密碼修改新密碼:mysqladmin -uroot -p舊密碼 password新密碼


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nginx的編譯安裝

2.一、下載安裝包

wget http://nginx.org/download/nginx-1.5.7.tar.gz

2.2 、解決依賴關係

編譯安裝nginx須要事先須要安裝開發包組"Development Tools"和 "Development Libraries"。同時,還須要專門安裝pcre-devel包:

yum groupinstall "Development Tools" -y

yum -y install pcre-devel

2.三、編譯安裝

首先添加用戶nginx,實現以之運行nginx服務進程:

groupadd -r nginx

useradd -r -g nginx nginx

tar -xzvf nginx-1.5.7.tar.gz

接着開始編譯和安裝:

./configure --prefix=/usr/local/nginx --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx/nginx.pid --lock-path=/var/lock/nginx.lock --user=nginx --group=nginx --with-http_ssl_module --with-http_flv_module --with-http_stub_status_module --with-http_gzip_static_module --http-client-body-temp-path=/var/tmp/nginx/client --http-proxy-temp-path=/var/tmp/nginx/proxy --http-fastcgi-temp-path=/var/tmp/nginx/fcgi --http-uwsgi-temp-path=/var/tmp/nginx/uwsgi --http-scgi-temp-path=/var/tmp/nginx/scgi  --with-pcre

make && make install

cp /app/nginx-1.7.0/conf/nginx.conf /etc/nginx/nginx.conf


說明:若是想使用nginx的perl模塊,能夠經過爲configure腳本添加--with-http_perl_module選項來實現,但目前此模塊仍處於實驗性使用階段,可能會在運行中出現意外,所以,其實現方式這裏再也不介紹。若是想使用基於nginx的cgi功能,也能夠基於FCGI來實現,具體實現方法請參照網上的文檔。

2.三、爲nginx提供SysV init腳本:

新建文件/etc/rc.d/init.d/nginx,內容以下:

vim /etc/rc.d/init.d/nginx

#!/bin/sh

#

# nginx - this script starts and stops the nginx daemon

#

# chkconfig:   - 85 15

# description:  Nginx is an HTTP(S) server, HTTP(S) reverse \

#               proxy and IMAP/POP3 proxy server

# processname: nginx

# config:      /etc/nginx/nginx.conf

# config:      /etc/sysconfig/nginx

# pidfile:     /var/run/nginx.pid


# Source function library.

. /etc/rc.d/init.d/functions


# Source networking configuration.

. /etc/sysconfig/network


# Check that networking is up.

[ "$NETWORKING" = "no" ] && exit 0


nginx="/usr/sbin/nginx"

prog=$(basename $nginx)


NGINX_CONF_FILE="/etc/nginx/nginx.conf"


[ -f /etc/sysconfig/nginx ] && . /etc/sysconfig/nginx


lockfile=/var/lock/subsys/nginx


make_dirs() {

 # make required directories

 user=`nginx -V 2>&1 | grep "configure arguments:" | sed 's/[^*]*--user=\([^ ]*\).*/\1/g' -`

 options=`$nginx -V 2>&1 | grep 'configure arguments:'`

 for opt in $options; do

     if [ `echo $opt | grep '.*-temp-path'` ]; then

         value=`echo $opt | cut -d "=" -f 2`

         if [ ! -d "$value" ]; then

             # echo "creating" $value

             mkdir -p $value && chown -R $user $value

         fi

     fi

 done

}


start() {

  [ -x $nginx ] || exit 5

  [ -f $NGINX_CONF_FILE ] || exit 6

  make_dirs

  echo -n $"Starting $prog: "

  daemon $nginx -c $NGINX_CONF_FILE

  retval=$?

  echo

  [ $retval -eq 0 ] && touch $lockfile

  return $retval

}


stop() {

  echo -n $"Stopping $prog: "

  killproc $prog -QUIT

  retval=$?

  echo

  [ $retval -eq 0 ] && rm -f $lockfile

  return $retval

}


restart() {

  configtest || return $?

  stop

  sleep 1

  start

}


reload() {

  configtest || return $?

  echo -n $"Reloading $prog: "

  killproc $nginx -HUP

  RETVAL=$?

  echo

}


force_reload() {

  restart

}


configtest() {

$nginx -t -c $NGINX_CONF_FILE

}


rh_status() {

  status $prog

}


rh_status_q() {

  rh_status >/dev/null 2>&1

}


case "$1" in

  start)

      rh_status_q && exit 0

      $1

      ;;

  stop)

      rh_status_q || exit 0

      $1

      ;;

  restart|configtest)

      $1

      ;;

  reload)

      rh_status_q || exit 7

      $1

      ;;

  force-reload)

      force_reload

      ;;

  status)

      rh_status

      ;;

  condrestart|try-restart)

      rh_status_q || exit 0

          ;;

  *)

      echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"

      exit 2

esac


chmod u+x /etc/rc.d/init.d/nginx

chkconfig --add nginx

chkconfig nginx on

service nginx start

wKiom1Mm0KKAhDc4AAEwisGt_k8692.jpg

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memcached安裝

3.一、下載安裝包

下載 memcached-1.4.15.tar.gz 安裝包

wget http://memcached.googlecode.com/files/memcached-1.4.15.tar.gz

3.二、安裝依賴關係

yum install libevent libevent-devel -y

3.三、編譯安裝

cd /app/

tar -xvzf  memcached-1.4.15.tar.gz

cd memcached-1.4.15

./configure

make

make install

memcached -d -m 64 -u root -p 11211 -c 10000 -P /tmp/memcached.pid  

---------------------------------------------------------------------

start::

memcached -d -m 64 -u root -p 11211 -c 10000 -P /tmp/memcached.pid  

shutdown:

kill `cat /tmp/memcached.pid`

----------------------------------------------------------------------

啓動參數解析

d選項是啓動一個守護進程,

-m是分配給Memcache使用的內存數量,單位是MB,我這裏是64MB,

-u是運行Memcache的用戶,我這裏是root,

-l是監聽的服務器IP地址,若是有多個地址的話,我這裏指定了服務器的IP地址192.168.0.200,

-p是設置Memcache監聽的端口,我這裏設置了11211,最好是1024以上的端口,

-c選項是最大運行的併發鏈接數,默認是1024,我這裏設置了10000,按照你服務器的負載量來設定,

-P是設置保存Memcache的pid文件,我這裏是保存在 /tmp/memcached.pid,

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php安裝


4.一、下載安裝包

wget http://cn2.php.net/get/php-5.4.23.tar.gz/from/this/mirror

4.二、安裝依賴關係

yum -y install libmcrypt libmcrypt-devel

編譯安裝

tar zxvf php-5.4.23.tar.gz

cd php-5.4.23

./configure --prefix=/usr/local/php  --enable-fpm --with-mcrypt --with-openssl \

--enable-mbstring --enable-pdo --with-curl --disable-debug  --disable-rpath \

--enable-inline-optimization --with-bz2  --with-zlib --enable-sockets \

--enable-sysvsem --enable-sysvshm --enable-pcntl --enable-mbregex \

--with-mhash --enable-zip --with-pcre-regex --with-mysql --with-mysqli \

--with-gd --with-jpeg-dir

make

make test

make install

sh /bin/iptables.sh

cp /usr/local/php/etc/php-fpm.conf.default /usr/local/php/etc/php-fpm.conf

啓動

/usr/local/php/sbin/php-fpm -c /usr/local/php/etc/php-fpm.conf

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apache+php(yum安裝)

yum install -y httpd

yum -y install --enablerepo=remi php

yum -y install --enablerepo=remi php-pdo

yum -y install --enablerepo=remi php-mysql

yum -y install --enablerepo=remi php-pear

yum -y install --enablerepo=remi php-mcrypt

yum -y install --enablerepo=remi php-pear-DB

yum -y install --enablerepo=remi php-mbstring

yum -y install --enablerepo=remi php-devel

yum -y install --enablerepo=remi php-gd

yum -y install --enablerepo=remi zlib-devel

yum -y install --enablerepo=remi pcre-devel

yum --enablerepo=remi install php-memcache

printf "\n" | pecl install apc

printf "\n" | pecl install memcache

pecl install redis

yum -y remove libmcrypt

yum -y install libmcrypt libmcrypt-devel

sh /bin/iptables.sh

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php memcached擴展


一,爲何要裝memcached擴展

memcached的1.2.4及以上增長了CAS(Check and Set)協議,對於同一key的多進行程的併發處理問題。這種狀況其實根數據庫很像,若是同時有幾個進程對同一個表的同一數據進行更新的話,那會不會打架呢,哈哈。數據庫裏面能夠鎖定整張表,也能夠鎖定表裏面一 行的功能,其實memcached加入的CAS根這個差很少。

php的擴展memcache,不支持cas,因此咱們要裝memcached擴展,memcached擴展是基於libmemcached,因此要先安裝libmemcached

2、安裝所須要的軟件

yum install gcc g++ gcc-g++ libevent libevent-devel -y

libmemcached:wget http://launchpad.net/libmemcached/1.0/0.42/+download/libmemcached-0.42.tar.gz
memcached:能夠進入官網下載:http://pecl.php.net/package/memcached 

最新版本2.2:wget http://pecl.php.net/get/memcached-2.2.0.tgz 

3、安裝libmemcached

tar zxvf libmemcached-0.42.tar.gz

cd libmemcached-0.42

./configure --prefix=/usr/local/libmemcached  --with-memcached

make && make install

安裝要注意的問題:

1,  安裝過程當中不要忘了,--with-memcached,否則會提示你

checking for memcached... no

configure: error: "could not find memcached binary"

2,你的memcached是否是1.2.4以上的,若是不是會提示你


clients/ms_thread.o: In function `ms_setup_thread':

/home/zhangy/libmemcached-0.42/clients/ms_thread.c:225: undefined reference to `__sync_fetch_and_add_4'

clients/ms_thread.o:/home/zhangy/libmemcached-0.42/clients/ms_thread.c:196: more undefined references to `__sync_fetch_and_add_4' follow

collect2: ld returned 1 exit status

make[2]: *** [clients/memslap] Error 1

make[2]: Leaving directory `/home/zhangy/libmemcached-0.42'


解決辦法是--disable-64bit CFLAGS="-O3 -march=i686",若是不用這個64位的long型數據,我想php擴展memcached,memcache也就沒什麼區別了,裝memcached也就沒什麼意思了。

4、php的擴展memcached的安裝

tar zxvf memcached-2.2.0.tgz

cd memcached-2.2.0

/usr/local/php/bin/phpize

./configure --enable-memcached --with-php-config=/usr/local/php/bin/php-config --with-libmemcached-dir=/usr/local/libmemcached

./configure --prefix=/usr/local/phpmemcached  --with-memcached

make && make install

vi /usr/local/php/lib/php.ini

加上extension=memcached.so重起一下服務就能夠了


錯誤疑點:在第一次安裝的時候一直以下錯誤,第一次用的是memcached-1.4.5的包,換了2.2的包就沒那麼多問題了

Cannot find config.m4. 
 Make sure that you run '/opt/local/bin/phpize' in the top level source directory of the module

-----------------------------------------------------

PHPredis擴展安裝

  1. 下載擴展包並安裝依賴庫

    yum install libtool -y

yum install wget  make gcc gcc-c++ zlib-devel openssl openssl-devel pcre-devel kernel keyutils  patch perl -y


wget https://github.com/nicolasff/phpredis/archive/master.zip

2. 解壓安裝redis擴展


unzip master.zip

cd phpredis-master

phpize

./configure –with-php-config=/usr/bin/php-config

make

make install

3. 配置PHP的配置文件,添加redis擴展


vim /etc/php.ini

extension=」redis.so」

4. 重啓httpd服務讓擴展生效


/etc/init.d/nginx restart


五、檢查

php -m|grep redis



-------------------------------------------------------------------------------------------

redis的安裝

5.一、下載安裝包

wgethttp://download.redis.io/releases/redis-2.8.3.tar.gz

5.二、編譯安裝

tar zxvf redis-2.8.3.tar.gz

cd redis-2.8.3

make

make install

5.三、配置參數:redis.conf

vim /usr/local/redis/etc/redis.conf

---------------------------------------------------------

#!/bin/bash

daemonize yes

pidfile /usr/local/redis/var/redis.pid

port 6379

timeout 300

loglevel debug

logfile /usr/local/redis/var/redis.log

databases 16

save 900 1

save 300 10

save 60 10000

rdbcompression yes

dbfilename dump.rdb

dir /usr/local/redis/var/

appendonly no

appendfsync always

glueoutputbuf yes

shareobjects no

shareobjectspoolsize 1024

---------------------------------------------------------------------------

cp /usr/local/redis/etc/redis.conf /app/redis-2.8.3/redis.conf

啓動redis

cd /app/redis-2.8.3/src/

./redis-server &

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redis的yum安裝

yum -y install --enablerepo=remi redis

echo "1" > /proc/sys/vm/overcommit_memory


redis-server /etc/redis.conf

redis-cli shutdown

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總上所述的架構部署都是通過在工做中實踐得來,還有不少不足,後面會繼續修改

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