http配置项解析编程(2)

mycf->mytest_str = value[1];
        ngx_http_core_loc_conf_t* clcf;
        clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
        clcf->handler = ngx_http_mytest_handler;

return NGX_CONF_OK;
}

static ngx_int_t ngx_http_mytest_handler(ngx_http_request_t* r)
{
        //we response 'GET' and 'HEAD' requests only
        if(!(r->method & (NGX_HTTP_GET | NGX_HTTP_HEAD | NGX_HTTP_POST)))
        {
                return NGX_HTTP_NOT_ALLOWED;
        }
        //discard request body, since we don't need it here
        ngx_int_t rc = ngx_http_discard_request_body(r);
        if(rc != NGX_OK){
                return rc;
        }

ngx_http_mytest_conf_t* my_conf;
        my_conf = ngx_http_get_module_loc_conf(r, ngx_http_mytest_module);

ngx_str_t type = ngx_string("text/plain");

u_char nginx_str_mytest[1024] = {0};
        ngx_sprintf(nginx_str_mytest,"test_str=%s,test_flag=%i,test_num=%i,mytest_str=%s,mytest_num=%i",my_conf->my_str.data,my_conf->my_flag,my_conf->my_num,my_conf->mytest_str.data,my_conf->mytest_num);

r->headers_out.status = NGX_HTTP_OK;
        r->headers_out.content_length_n = ngx_strlen(nginx_str_mytest);
        r->headers_out.content_type = type;

rc = ngx_http_send_header(r);
        if(rc == NGX_ERROR || rc>NGX_OK || r->header_only)
        {
                return rc;
        }

ngx_buf_t* b;
        b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t));
        if(b == NULL)
        {
                return NGX_HTTP_INTERNAL_SERVER_ERROR;
        }
        b->pos = nginx_str_mytest;
        b->last = nginx_str_mytest + ngx_strlen(nginx_str_mytest);
        b->memory = 1;
        b->last_buf = 1;

ngx_chain_t out;
        out.buf = b;
        out.next = NULL;

return ngx_http_output_filter(r, &out);
}

static void* ngx_http_mytest_create_loc_conf(ngx_conf_t* cf)
{
        ngx_http_mytest_conf_t* conf;
        conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_mytest_conf_t));
        if(NULL == conf){
                return NGX_CONF_ERROR;
        }

conf->my_str.len = 0;
        conf->my_str.data = NULL;
        conf->my_num = NGX_CONF_UNSET;
        conf->my_flag = NGX_CONF_UNSET;
        return conf;
}

static char* ngx_http_mytest_merge_loc_conf(ngx_conf_t* cf, void* parent, void* child)
{
        ngx_http_mytest_conf_t* prev = parent;
        ngx_http_mytest_conf_t* conf = child;
        ngx_conf_merge_str_value(conf->my_str, prev->my_str,"");

return NGX_CONF_OK;
}

在ngx.conf中http下面默认server中加入如下配置项

location /test{

test_flag on;

test_str "helloworld";

test_num 88;

mytest"hello" 88;

}

启动nginx

./configure --add-module=/home/chen123/nginx/exp3

make

make install

sudo /usr/local/nginx/sbin/nginx

结果如下

CentOS 6.2实战部署Nginx+MySQL+PHP

使用Nginx搭建WEB服务器

搭建基于Linux6.3+Nginx1.2+PHP5+MySQL5.5的Web服务器全过程

CentOS 6.3下Nginx性能调优

CentOS 6.3下配置Nginx加载ngx_pagespeed模块

CentOS 6.4安装配置Nginx+Pcre+php-fpm

Nginx搭建视频点播服务器（仿真专业流媒体软件）