nginx代理hadoop图片服务器

#user  nobody;

worker_processes  4;

#error_log  logs/error.log;

#error_log  logs/error.log  notice;

#error_log  logs/error.log  info;

#pid        logs/nginx.pid;

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events {

    worker_connections  1024;

}

http{

proxy_temp_path /usr/local/proxy_temp;

proxy_cache_path /usr/local/proxy_cache levels=1:2 keys_zone=cache_one:500m inactive=1d max_size=30g;

upstream datanodes {

server datenode_ip:50075;

}

server {

listen 80;

location /img/ {

rewrite img(.*) http://nginx_ip/streamFile$1 permanent;

}

location /streamFile {

expires max;

proxy_cache cache_one;

        proxy_cache_valid 200 304 1h;

        proxy_cache_key $host$uri$is_args$args;

proxy_redirect          off;

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        Accept-Encoding 'gzip';

client_max_body_size    10m;

client_body_buffer_size 256k;

proxy_connect_timeout   60;

proxy_send_timeout      60;

proxy_read_timeout      60;

proxy_buffer_size       2048k;

proxy_buffers           8 2048k;

proxy_busy_buffers_size 2048k;

proxy_temp_file_write_size 2048k;

if ( !-e $request_filename) {

proxy_pass http://datanodes;

}

}

}

}