配置一个nginx+php-fpm的web服务器

一、基本信息

  • 系统(L):CentOS 6.9 #下载地址:http://mirrors.sohu.com
  • Web服务器(N):NGINX 1.14.0 #下载地址:http://nginx.org/en/download.html
  • 数据库服务器(M):MySQL 5.6.40 #下载地址:https://dev.mysql.com/downloads/mysql
  • PHP-FPM服务器(P):php-5.6.8.tar.gz #下载地址:http://mirrors.sohu.com/php/
  • OPENSSL:openssl-1.0.2o.tar.gz #下载地址:https://www.openssl.org/source/

指定服务安装的通用位置

mkdir /usr/local/services
SERVICE_PATH=/usr/local/services

创建服务运行的账户

useradd -r -M -s /sbin/nologin www

安装所需依赖包

yum -y install pcre pcre-devel 
gperftools gcc zlib-devel 
libxml2 libxml2-devel 
bzip2 bzip2-devel 
curl curl-devel 
libjpeg-devel libjpeg 
libpng-devel libpng 
freetype freetype-devel 
libmcrypt libmcrypt-devel 
openssl-devel

二、软件安装配置

1、NGINX+OPENSSL安装

下载解压NGINX+OPENSSL

NGINX_URL="http://nginx.org/download/nginx-1.14.0.tar.gz"
OPENSSL_URL="https://www.openssl.org/source/openssl-1.1.0h.tar.gz"

wget -P ${SERVICE_PATH} ${NGINX_URL} && tar -zxvf ${SERVICE_PATH}/nginx*.tar.gz -C ${SERVICE_PATH}
wget -P ${SERVICE_PATH} ${OPENSSL_URL} && tar -zxvf ${SERVICE_PATH}/openssl*.gz -C ${SERVICE_PATH}

编译安装NGINX

cd ${SERVICE_PATH}/nginx-*;./configure 
--prefix=${SERVICE_PATH}/nginx 
--user=www --group=www 
--with-http_stub_status_module 
--with-http_ssl_module 
--with-http_flv_module 
--with-pcre 
--with-http_gzip_static_module 
--with-openssl=${SERVICE_PATH}/openssl* 
--with-http_realip_module 
--with-google_perftools_module 
--without-select_module 
--without-mail_pop3_module 
--without-mail_imap_module 
--without-mail_smtp_module 
--without-poll_module 
--without-http_autoindex_module 
--without-http_geo_module 
--without-http_uwsgi_module 
--without-http_scgi_module 
--without-http_memcached_module 
--with-cc-opt='-O2' && cd ${SERVICE_PATH}/nginx-*;make && make install

NGINX+OPENSSL安装完成后的清理与其他配置

ln -sv ${SERVICE_PATH}/nginx /usr/local/
rm -rf ${SERVICE_PATH}/nginx/conf/*.default
cd ${SERVICE_PATH} ; rm -rf nginx*.tar.gz openssl*.tar.gz

写入主配置文件nginx.conf(配置已优化)

cat << EOF >/usr/local/nginx/conf/nginx.conf
user www;
worker_processes WORKERNUMBER;
worker_cpu_affinity auto;
worker_rlimit_nofile 655350;

error_log /var/log/nginx_error.log;
pid /tmp/nginx.pid;

google_perftools_profiles /tmp/tcmalloc;

events {
use epoll;
worker_connections 655350;
multi_accept on;
}

http {
charset utf-8;
include mime.types;
default_type text/html;

log_format main '"$remote_addr" - [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" '
'"$sent_http_server_name $upstream_response_time" '
'$request_time '
'$args';


sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 120;
client_body_buffer_size 512k;
client_header_buffer_size 64k;
large_client_header_buffers 4 32k;
client_max_body_size 300M;
client_header_timeout 15s;
client_body_timeout 50s;
open_file_cache max=102400 inactive=20s;
open_file_cache_valid 30s;
open_file_cache_min_uses 1;
server_names_hash_max_size 2048;
server_names_hash_bucket_size 256;
server_tokens off;
gzip on;
gzip_proxied any;
gzip_min_length 1024;
gzip_buffers 4 8k;
gzip_comp_level 9;
gzip_disable "MSIE [1-6].";
gzip_types application/json test/html text/plain text/css application/font-woff application/pdf application/octet-stream application/x-javascript application/javascript application/xml text/javascript;
fastcgi_cache_path /dev/shm/ levels=1:2 keys_zone=fastcgicache:512m inactive=10m max_size=3g;
fastcgi_cache_lock on;
fastcgi_ignore_headers Cache-Control Expires Set-Cookie;
fastcgi_send_timeout 300;
fastcgi_connect_timeout 300;
fastcgi_read_timeout 300;
fastcgi_buffer_size 256k;
fastcgi_buffers 4 128k;
fastcgi_busy_buffers_size 256k;
fastcgi_temp_file_write_size 256k;


include vhost/*.conf;
}
EOF

NGINX worker进程数配置,指定为逻辑CPU数量的2倍

THREAD=`expr $(grep process /proc/cpuinfo |wc -l) * 2`
sed -i s"/WORKERNUMBER/$THREAD/" ${SERVICE_PATH}/nginx/conf/nginx.conf

2、PHP-FPM安装

下载并解压PHP-FPM软件

FPM_URL="http://mirrors.sohu.com/php/php-5.6.8.tar.gz"
wget -P ${SERVICE_PATH} ${FPM_URL} && tar -zxvf ${SERVICE_PATH}/php*.tar.gz -C ${SERVICE_PATH}

编译安装PHP-FPM

cd ${SERVICE_PATH}/php-*;./configure 
--prefix=${SERVICE_PATH}/php 
--with-gd 
--with-mcrypt 
--with-mysql=mysqlnd 
--with-mysqli=mysqlnd 
--with-pdo-mysql=mysqlnd 
--enable-maintainer-zts 
--enable-ftp 
--enable-zip 
--with-bz2 
-with-iconv-dir 
--with-freetype-dir 
--with-jpeg-dir 
--with-png-dir 
--with-config-file-path=${SERVICE_PATH}/php 
--enable-mbstring 
--enable-fpm 
--with-fpm-user=www 
--with-fpm-group=www 
--disable-debug 
--enable-opcache 
--enable-soap 
--with-zlib 
--with-libxml-dir=/usr 
--enable-xml 
--disable-rpath 
--enable-bcmath 
--enable-shmop 
--enable-sysvsem 
--enable-inline-optimization 
--with-curl 
--enable-mbregex 
--enable-gd-native-ttf 
--with-openssl 
--with-mhash 
--enable-pcntl 
--enable-sockets 
--with-xmlrpc 
--with-pear 
--with-gettext 
--disable-fileinfo && cd ${SERVICE_PATH}/php-*;make && make install

若FPM程序有插件需求,如mongo或redis连接插件,则可通过pecl安装php相关插件

${SERVICE_PATH}/php/bin/pecl install mongo || exit

${SERVICE_PATH}/php/bin/pecl install redis || exit

安装完成后的配置清理

ln -sv ${SERVICE_PATH}/php /usr/local/

php.ini配置文件写入(配置已优化)

cat << EOF >${SERVICE_PATH}/php/php.ini 
[PHP]
engine = On
short_open_tag = Off
asp_tags = Off
precision = 14
output_buffering = 4096
zlib.output_compression = Off
implicit_flush = Off
unserialize_callback_func =
serialize_precision = 17
disable_functions = shell_exec,phpinfo,exec
disable_classes =
zend.enable_gc = On
expose_php = Off
max_execution_time = 60
max_input_time = 60
memory_limit = 128M
error_reporting = E_WARING & ERROR
display_errors = Off
display_startup_errors = Off
log_errors = On
log_errors_max_len = 2048
ignore_repeated_errors = Off
ignore_repeated_source = Off
report_memleaks = On
track_errors = Off
html_errors = Off
error_log = /var/log/php_errors.log
variables_order = "GPCS"
request_order = "GP"
register_argc_argv = Off
auto_globals_jit = On
post_max_size = 8M
auto_prepend_file =
auto_append_file =
default_mimetype = "text/html"
default_charset = "UTF-8"
doc_root =
user_dir =
enable_dl = Off
cgi.fix_pathinfo=0
file_uploads = On
upload_max_filesize = 2M
max_file_uploads = 20
allow_url_fopen = Off
allow_url_include = Off
default_socket_timeout = 60
[CLI Server]
cli_server.color = On
[Date]
[filter]
[iconv]
[intl]
[sqlite]
[sqlite3]
[Pcre]
[Pdo]
[Pdo_mysql]
pdo_mysql.cache_size = 2000
pdo_mysql.default_socket=
[Phar]
[mail function]
SMTP = localhost
smtp_port = 25
mail.add_x_header = On
[SQL]
sql.safe_mode = Off
[ODBC]
odbc.allow_persistent = On
odbc.check_persistent = On
odbc.max_persistent = -1
odbc.max_links = -1
odbc.defaultlrl = 4096
odbc.defaultbinmode = 1
[Interbase]
ibase.allow_persistent = 1
ibase.max_persistent = -1
ibase.max_links = -1
ibase.timestampformat = "%Y-%m-%d %H:%M:%S"
ibase.dateformat = "%Y-%m-%d"
ibase.timeformat = "%H:%M:%S"
[MySQL]
mysql.allow_local_infile = On
mysql.allow_persistent = On
mysql.cache_size = 2000
mysql.max_persistent = -1
mysql.max_links = -1
mysql.default_port =
mysql.default_socket =
mysql.default_host =
mysql.default_user =
mysql.default_password =
mysql.connect_timeout = 60
mysql.trace_mode = Off
[MySQLi]
mysqli.max_persistent = -1
mysqli.allow_persistent = On
mysqli.max_links = -1
mysqli.cache_size = 2000
mysqli.default_port = 3306
mysqli.default_socket =
mysqli.default_host =
mysqli.default_user =
mysqli.default_pw =
mysqli.reconnect = Off
[mysqlnd]
mysqlnd.collect_statistics = On
mysqlnd.collect_memory_statistics = Off
[OCI8]
[PostgreSQL]
pgsql.allow_persistent = On
pgsql.auto_reset_persistent = Off
pgsql.max_persistent = -1
pgsql.max_links = -1
pgsql.ignore_notice = 0
pgsql.log_notice = 0
[Sybase-CT]
sybct.allow_persistent = On
sybct.max_persistent = -1
sybct.max_links = -1
sybct.min_server_severity = 10
sybct.min_client_severity = 10
[bcmath]
bcmath.scale = 0
[browscap]
[Session]
session.save_handler = files
session.save_path = "/tmp"
session.use_strict_mode = 0
session.use_cookies = 1
session.use_only_cookies = 1
session.name = PHPSESSID
session.auto_start = 0
session.cookie_lifetime = 0
session.cookie_path = /
session.cookie_domain =
session.cookie_httponly =
session.serialize_handler = php
session.gc_probability = 1
session.gc_divisor = 1000
session.gc_maxlifetime = 1440
session.referer_check =
session.cache_limiter = nocache
session.cache_expire = 180
session.use_trans_sid = 0
session.hash_function = 0
session.hash_bits_per_character = 5
url_rewriter.tags = "a=href,area=href,frame=src,input=src,form=fakeentry"
[MSSQL]
mssql.allow_persistent = On
mssql.max_persistent = -1
mssql.max_links = -1
mssql.min_error_severity = 10
mssql.min_message_severity = 10
mssql.compatibility_mode = Off
mssql.secure_connection = Off
[Assertion]
[COM]
[mbstring]
[gd]
gd.jpeg_ignore_warning = 0
[exif]
[Tidy]
tidy.clean_output = Off
[soap]
soap.wsdl_cache_enabled=1
soap.wsdl_cache_dir="/tmp"
soap.wsdl_cache_ttl=86400
soap.wsdl_cache_limit = 5
[sysvshm]
[ldap]
ldap.max_links = -1
[mcrypt]
[dba]
[opcache]
opcache.enable=1
opcache.enable_cli=0
opcache.memory_consumption=128
opcache.interned_strings_buffer=8
opcache.max_accelerated_files=4000
opcache.validate_timestamps=1
opcache.revalidate_freq=30
opcache.fast_shutdown=1
opcache.enable_file_override=1
[curl]
[openssl]
extension_dir='${SERVICE_PATH}/php/lib/php/extensions/'
;extension=mongo.so
;extension=redis.so
EOF

php-fpm.conf配置文件写入(配置已优化)

cat << EOF >${SERVICE_PATH}/php/etc/php-fpm.conf
[global]
error_log = /var/log/php-fpm-error.log
log_level = warning
process_control_timeout = 10
rlimit_files = 655350
events.mechanism = epoll
[www]
user = www
group = www
listen = /dev/shm/php-fpm.sock
listen.backlog = 2048
listen.owner = www
listen.group = www
listen.mode = 0660
pm = dynamic
pm.max_children = 200
pm.start_servers = 105
pm.min_spare_servers = 10
pm.max_spare_servers = 200
pm.process_idle_timeout = 10s;
pm.max_requests = 1000
pm.status_path = /fpmstatus
ping.path = /ping
ping.response = pong
slowlog = /var/log/php-slow-$pool.log
request_slowlog_timeout = 10
request_terminate_timeout = 0
rlimit_files = 655350
security.limit_extensions = .php
EOF

三、基于以上配置PHP网站

mkdir /usr/local/nginx/conf/vhost
cat << EOF > /usr/local/nginx/conf/vhost/erbiao.ex.com.conf
server
{
listen 80 backlog=1024;
server_name erbiao.ex.com;
index index.php index.html ;
root /www/web/;
access_log off;
add_header Server-Name WEBerbiaoEX;

location ~ .php {
fastcgi_pass unix:/dev/shm/php-fpm.sock;
fastcgi_index index.php;
include fastcgi.conf;
set $real_script_name $fastcgi_script_name;
if ($fastcgi_script_name ~ "^(.+?.php)(/.+)$") {
set $real_script_name $1;
set $path_info $2;
}
fastcgi_param SCRIPT_FILENAME $document_root$real_script_name;
fastcgi_param SCRIPT_NAME $real_script_name;
fastcgi_param PATH_INFO $fastcgi_path_info;


location ~ .*.(gif|jpg|jpeg|png|bmp|swf)$
{
expires 30d;
}

location ~ .*.(js|css)?$
{
expires 12h;
}

}

}
EOF

若在同一服务器运行nginx和php-fpm,并发量不超过1000,选择unix socket,如此可避免一些检查操作(路由等),因此更快,更轻。若是高并发业务,则选择使用更可靠的tcp socket,以负载均衡、内核优化等运维手段维持效率

四、启动服务

启动nginx和php-fpm

/usr/local/nginx/sbin/nginx
/usr/local/php-fpm/sbin/php-fpm

命令其他选项

nginx
├── -s选项,向主进程发送信号
|   ├── reload参数,重新加载配置文件
|   ├── stop参数,快速停止nginx
|   ├── reopen参数,重新打开日志文件
|   ├── quit参数,Nginx在退出前完成已经接受的连接请求
├── -t选项,检查配置文件是否正确
├── -c选项,用于指定特定的配置文件并启动nginx
├── -V选项(大写),显示nginx编译选项与版本信息

php-fpm
├── -t选项,检查配置文件是否正确
├── -m选项,显示所有已安装模块
├── -i选项,显示PHP详细信息
├── -v选项,显示版本信息