srcache-nginx-module+redis第二弹

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稍微测试了一下nginx基于插件“srcache-nginx-module”做缓存，如果不当之处，请指正。可以参考：https://note.t4x.org/environment/srcache-nginx-module-redis-wordpress/.
所需插件：[请下载最新版本]

--add-module=../modules/ngx_devel_kit-0.2.18 
--add-module=../modules/set-misc-nginx-module-0.22rc8 
--add-module=../modules/srcache-nginx-module-0.22 
--add-module=../modules/redis-nginx-module-0.3.7 
--add-module=../modules/redis2-nginx-module-0.10

--add-module=../modules/ngx_devel_kit-0.2.18

--add-module=../modules/set-misc-nginx-module-0.22rc8

--add-module=../modules/srcache-nginx-module-0.22

--add-module=../modules/redis-nginx-module-0.3.7

--add-module=../modules/redis2-nginx-module-0.10

Nginx配置：

upstream www {
        server  192.168.2.126:8080;
        server  192.168.2.127:8080;
        }

    server{
        listen       80;
        server_name  note.t4x.org;
        root /var/html/t4x;

        location / {
            proxy_set_header    Host    $host;
            proxy_set_header    X-Real-IP    $remote_addr;
            proxy_set_header    X-Forwarded-For    $proxy_add_x_forwarded_for;
            proxy_set_header    X-Forwarded-Proto    $scheme;
            client_max_body_size    50m;
            client_body_buffer_size    2048k;
            keepalive_timeout  0;
#           proxy_intercept_errors on;
            proxy_pass    http://www;
            proxy_http_version    1.0;
            proxy_set_header Connection "";
            proxy_redirect    off;
            proxy_connect_timeout    300;
            proxy_read_timeout    600;
            proxy_send_timeout    300;
            proxy_buffer_size    512k;
            proxy_buffers    32 512k;
            proxy_busy_buffers_size    2048k;
            proxy_temp_file_write_size    2048k;
            #proxy_buffering off;
            proxy_ignore_headers "Cache-Control" "Expires" "Set-Cookie";
            add_header   X-Cache-Status   "$upstream_cache_status";
            add_header   X-uri "$host$request_uri";
            add_header   X-Frame-Options SAMEORIGIN;
            add_header   X-Cached-From $srcache_fetch_status;
            add_header   X-Expire $srcache_expire;

        location ~ .*\.(ico|txt)?
        {
             root   /var/html/t4x;
             expires    4h;
        } 
        location ~ .*\.(css|png|jpg|js|gif)?$ {
           srcache_store_private on;
           srcache_methods GET;
           srcache_response_cache_control off;

           set $key $uri;
           set_escape_uri $escaped_key $key;
           srcache_default_expire 600;
           srcache_fetch GET /redis_get $key;
           srcache_store PUT /redis_set key=$escaped_key&exptime=$srcache_expire;

           add_header X-Cached-From $srcache_fetch_status;
           set_md5 $md5key $key;
           add_header X-md5-key $md5key;
           add_header X-Key $key;
           add_header X-Query_String $query_string;
           add_header X-Expire $srcache_expire;
        }

        location = /redis_set {
            internal;
            set_unescape_uri $exptime $arg_exptime;
            set_unescape_uri $key $arg_key;
            set_md5 $key;
            redis2_query set $key $echo_request_body;
            redis2_query expire $key $exptime;
            redis2_pass 127.0.0.1:6379;
        }
        location = /redis_get {
            internal;
            set_md5 $redis_key $args;
            redis_pass 127.0.0.1:6379;
        }

}
}

upstream www {

server 192.168.2.126:8080;

server 192.168.2.127:8080;

}

server{

listen 80;

server_name note.t4x.org;

root /var/html/t4x;

location / {

proxy_set_header Host $host;

proxy_set_header X-Real-IP $remote_addr;

proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

proxy_set_header X-Forwarded-Proto $scheme;

client_max_body_size 50m;

client_body_buffer_size 2048k;

keepalive_timeout 0;

# proxy_intercept_errors on;

proxy_pass http://www;

proxy_http_version 1.0;

proxy_set_header Connection "";

proxy_redirect off;

proxy_connect_timeout 300;

proxy_read_timeout 600;

proxy_send_timeout 300;

proxy_buffer_size 512k;

proxy_buffers 32 512k;

proxy_busy_buffers_size 2048k;

proxy_temp_file_write_size 2048k;

#proxy_buffering off;

proxy_ignore_headers "Cache-Control" "Expires" "Set-Cookie";

add_header X-Cache-Status "$upstream_cache_status";

add_header X-uri "$host$request_uri";

add_header X-Frame-Options SAMEORIGIN;

add_header X-Cached-From $srcache_fetch_status;

add_header X-Expire $srcache_expire;

location ~ .*\.(ico|txt)?

{

root /var/html/t4x;

expires 4h;

}

location ~ .*\.(css|png|jpg|js|gif)?$ {

srcache_store_private on;

srcache_methods GET;

srcache_response_cache_control off;

set $key $uri;

set_escape_uri $escaped_key $key;

srcache_default_expire 600;

srcache_fetch GET /redis_get $key;

srcache_store PUT /redis_set key=$escaped_key&exptime=$srcache_expire;

add_header X-Cached-From $srcache_fetch_status;

set_md5 $md5key $key;

add_header X-md5-key $md5key;

add_header X-Key $key;

add_header X-Query_String $query_string;

add_header X-Expire $srcache_expire;

}

location = /redis_set {

internal;

set_unescape_uri $exptime $arg_exptime;

set_unescape_uri $key $arg_key;

set_md5 $key;

redis2_query set $key $echo_request_body;

redis2_query expire $key $exptime;

redis2_pass 127.0.0.1:6379;

}

location = /redis_get {

internal;

set_md5 $redis_key $args;

redis_pass 127.0.0.1:6379;

}

其他文档：
1：https://github.com/openresty/srcache-nginx-module
2：http://www.ttlsa.com/nginx/construction-of-srcache_nginx_redis-caching-system/
3：https://note.t4x.org/environment/srcache-nginx-module-redis-wordpress/
4：https://note.t4x.org/environment/wordpress-redis-MySQL/
5：https://note.t4x.org/environment/nginx-tomcat-redis-session/ SourceByrd's Weblog-https://note.t4x.org/environment/srcache-nginx-module-redis-jsp/

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