apache2安装deflate模块实现gzip压缩
在服务器上编译安装apache2的时候没有加上deflate参数,需要重新把deflate模块添加进来,我们可以通过apache2提供的apxs工具来添加模块。#可以通过以下命令查看当前apache2加载的模块
/usr/local/apache2/bin/apachectl -t -D DUMP_MODULES
Loaded Modules:
core_module (static)
authn_file_module (static)
authn_default_module (static)
authz_host_module (static)
authz_groupfile_module (static)
authz_user_module (static)
authz_default_module (static)
auth_basic_module (static)
include_module (static)
filter_module (static)
log_config_module (static)
env_module (static)
expires_module (static)
headers_module (static)
setenvif_module (static)
version_module (static)
mpm_prefork_module (static)
http_module (static)
mime_module (static)
status_module (static)
autoindex_module (static)
asis_module (static)
cgi_module (static)
negotiation_module (static)
dir_module (static)
actions_module (static)
userdir_module (static)
alias_module (static)
rewrite_module (static)
so_module (static)
php5_module (shared)
#进入apache2的源码包,找到mod_deflate.c文件,该文件一般放在:apache2源码目录/modules/filters/下
#安装deflate模块
/usr/local/apache2/bin/apxs -i -c -a mod_deflate.c
#成功后会在/usr/local/apache2/modules/下发现mod_deflate.so文件,同时apache2的配置文件httpd.conf中添加了下面一行
LoadModule deflate_module modules/mod_deflate.so
#对deflate进行配置,修改httpd.conf文件,添加下面的配置
#压缩级别1-9,我们设置为6
DeflateCompressionLevel 6
#设置输出过滤器
SetOutputFilter DEFLATE
#压缩文件类型
AddOutputFilterByType DEFLATE text/html text/plain text/xml application/x-javascript application/x-httpd-php
AddOutputFilter DEFLATE js css
#启用日志记录
#DeflateFilterNote Input instream
#DeflateFilterNote Output outstream
#DeflateFilterNote Ratio ratio
#LogFormat '"%r" %{outstream}n/%{instream}n (%{ratio}n%%)' deflate
#CustomLog logs/deflate_log.log deflate
配置完成后重启apache2即可实现gzip压缩。
另外可以通过以下命令进行apache2配置文件的语法测试,待成功后再重启apache2,命令如下:
/usr/local/apache2/bin/apachectl configtest
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