nginx 404错误页代理

需求：如果访问404就跳到指定页面。

http {
include       /etc/tengine/mime.types;
default_type  text/html;
access_log  /data/log/nginx/access.log;
sendfile        on;
server_tokens off;
keepalive_timeout  120;
gzip  on;
gzip_min_length     1k;
gzip_buffers      4 16k;
gzip_http_version  1.0;
gzip_types        text/plain application/x-javascript text/css application/xml;
gzip_vary on;
tcp_nopush     on;
client_max_body_size 50m;
fastcgi_connect_timeout 300;
fastcgi_send_timeout 300;
fastcgi_read_timeout 300;
fastcgi_buffer_size 128k;
fastcgi_buffers 4 128k;
fastcgi_busy_buffers_size 128k;
fastcgi_temp_file_write_size 128k;
fastcgi_temp_path /dev/shm;
server_names_hash_bucket_size 128;
client_header_buffer_size 32k;
large_client_header_buffers 4 32k;
upstream backend {
server 10.10.10.45:11214 max_fails=1 fail_timeout=30s;
server 10.10.10.46:11214 max_fails=1 fail_timeout=30s;
}
server {
listen       80;
server_name  www.ijinshan.com;
location / {
root /data/app/www.ijinshan.com;
index index.html index.htm;
}
location /liebao {
set $memc_key $arg_key;
memc_pass backend;
memc_cmds_allowed get;
access_log /data/logs/access.log;
error_page 404 = @view404;
}
location @view404{
root /data/app/www.ijinshan.com;
rewrite ^/(.*) /index.html last;
}
}
}