Nginx 发布 1.2.2 稳定版

轻量级web亿恩科技服务器 Nginx发布新的稳定版系列1.2.2。2012-07-03 上一个版本是2012-06-05的1.2.1 遗留历史稳定版是1.0.15/0.8.5，开发版本是1.3.2.这个版本的完全改进包括：（亮点在使用ip_hash时可以为亿恩科技服务器指定权重了）

Changes with nginx 1.2.2                                         03 Jul 2012

    *) Change: the "single" parameter of the "keepalive" directive is now
       ignored.

    *) Change: SSL compression is now disabled when using all versions of
       OpenSSL, including ones prior to 1.0.0.

    *) Feature: the "proxy_pass", "fastcgi_pass", "scgi_pass", "uwsgi_pass"
       directives, and the "server" directive inside the "upstream" block,
       now support IPv6 addresses.

    *) Feature: the "resolver" directive now support IPv6 addresses and an
       optional port specification.

    *) Feature: the "least_conn" directive inside the "upstream" block.

    *) Feature: it is now possible to specify a weight for servers while
       using the "ip_hash" directive.

    *) Feature: it is now possible to use the "ip_hash" directive to balance
       IPv6 clients.

    *) Feature: the $status variable can now be used not only in the
       "log_format" directive.

    *) Bugfix: nginx could not be built with ngx_cpp_test_module; the bug
       had appeared in 1.1.12.

    *) Bugfix: access to variables from SSI and embedded perl module might
       not work after reconfiguration.
       Thanks to Yichun Zhang.

    *) Bugfix: in the ngx_http_xslt_filter_module.
       Thanks to Kuramoto Eiji.

    *) Bugfix: memory leak if $geoip_org variable was used.
       Thanks to Denis F. Latypoff.

    *) Bugfix: in the "proxy_cookie_domain" and "proxy_cookie_path"
       directives.

    *) Bugfix: a segmentation fault might occur in a worker process on
       shutdown if the "resolver" directive was used.

    *) Bugfix: a segmentation fault might occur in a worker process if the
       ngx_http_mp4_module was used.

    *) Bugfix: in the ngx_http_mp4_module.

    *) Bugfix: a segmentation fault might occur in a worker process if
       conflicting wildcard server names were used.

    *) Bugfix: nginx might be terminated abnormally on a SIGBUS signal on
       ARM platform.

    *) Bugfix: an alert "sendmsg() failed (9: Bad file number)" on HP-UX
       while reconfiguration.

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