/* 配置index index.html index_large.html gmime-gmime-cipher-context.html; 2025/02/14 08:24:04[ ngx_http_process_request_headers, 1412] [debug] 2955#2955: *2 http header done 2025/02/14 08:24:04[ ngx_event_del_timer, 39] [debug] 2955#2955: *2 < ngx_http_process_request, 2013> event timer del: 3: 30909486 2025/02/14 08:24:04[ ngx_http_core_rewrite_phase, 1810] [debug] 2955#2955: *2 rewrite phase: 0 (NGX_HTTP_SERVER_REWRITE_PHASE) 2025/02/14 08:24:04[ ngx_http_core_find_config_phase, 1868] [debug] 2955#2955: *2 find config phase: 1 (NGX_HTTP_FIND_CONFIG_PHASE), uri:/ 2025/02/14 08:24:04[ ngx_http_core_find_static_location, 2753] [debug] 2955#2955: *2 static_locations test location: "/", client uri:/ 2025/02/14 08:24:04[ ngx_http_core_find_location, 2693] [debug] 2955#2955: *2 ngx pcre test location: ~ "/1mytest" 2025/02/14 08:24:04[ ngx_http_core_find_config_phase, 1888] [debug] 2955#2955: *2 using configuration "/" 2025/02/14 08:24:04[ ngx_http_core_find_config_phase, 1895] [debug] 2955#2955: *2 http cl:-1 max:1048576 2025/02/14 08:24:04[ ngx_http_core_rewrite_phase, 1810] [debug] 2955#2955: *2 rewrite phase: 2 (NGX_HTTP_REWRITE_PHASE) 2025/02/14 08:24:04[ ngx_http_core_post_rewrite_phase, 1963] [debug] 2955#2955: *2 post rewrite phase: 3 (NGX_HTTP_POST_REWRITE_PHASE) 2025/02/14 08:24:04[ ngx_http_core_generic_phase, 1746] [debug] 2955#2955: *2 generic phase: 4 (NGX_HTTP_PREACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_generic_phase, 1746] [debug] 2955#2955: *2 generic phase: 5 (NGX_HTTP_PREACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_access_phase, 2061] [debug] 2955#2955: *2 access phase: 6 (NGX_HTTP_ACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_access_phase, 2061] [debug] 2955#2955: *2 access phase: 7 (NGX_HTTP_ACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_post_access_phase, 2163] [debug] 2955#2955: *2 post access phase: 8 (NGX_HTTP_POST_ACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_content_phase, 2491] [debug] 2955#2955: *2 content phase: 9 (NGX_HTTP_CONTENT_PHASE) 2025/02/14 08:24:04[ ngx_http_index_handler, 144] [debug] 2955#2955: *2 yang test ... index-count:3 2025/02/14 08:24:04[ ngx_http_index_handler, 216] [debug] 2955#2955: *2 open index "/usr/local/nginx/html/index.html" 2025/02/14 08:24:04[ ngx_http_internal_redirect, 3853] [debug] 2955#2955: *2 internal redirect: "/index.html?" 2025/02/14 08:24:04[ ngx_http_core_rewrite_phase, 1810] [debug] 2955#2955: *2 rewrite phase: 0 (NGX_HTTP_SERVER_REWRITE_PHASE) 2025/02/14 08:24:04[ ngx_http_core_find_config_phase, 1868] [debug] 2955#2955: *2 find config phase: 1 (NGX_HTTP_FIND_CONFIG_PHASE), uri:/index.html 2025/02/14 08:24:04[ ngx_http_core_find_static_location, 2753] [debug] 2955#2955: *2 static_locations test location: "/", client uri:/index.html 2025/02/14 08:24:04[ ngx_http_core_find_static_location, 2753] [debug] 2955#2955: *2 static_locations test location: "proxy1", client uri:/index.html 2025/02/14 08:24:04[ ngx_http_core_find_static_location, 2753] [debug] 2955#2955: *2 static_locations test location: "mytest", client uri:/index.html 2025/02/14 08:24:04[ ngx_http_core_find_location, 2693] [debug] 2955#2955: *2 ngx pcre test location: ~ "/1mytest" 2025/02/14 08:24:04[ ngx_http_core_find_config_phase, 1888] [debug] 2955#2955: *2 using configuration "/" 2025/02/14 08:24:04[ ngx_http_core_find_config_phase, 1895] [debug] 2955#2955: *2 http cl:-1 max:1048576 2025/02/14 08:24:04[ ngx_http_core_rewrite_phase, 1810] [debug] 2955#2955: *2 rewrite phase: 2 (NGX_HTTP_REWRITE_PHASE) 2025/02/14 08:24:04[ ngx_http_core_post_rewrite_phase, 1963] [debug] 2955#2955: *2 post rewrite phase: 3 (NGX_HTTP_POST_REWRITE_PHASE) 2025/02/14 08:24:04[ ngx_http_core_generic_phase, 1746] [debug] 2955#2955: *2 generic phase: 4 (NGX_HTTP_PREACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_generic_phase, 1746] [debug] 2955#2955: *2 generic phase: 5 (NGX_HTTP_PREACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_access_phase, 2061] [debug] 2955#2955: *2 access phase: 6 (NGX_HTTP_ACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_access_phase, 2061] [debug] 2955#2955: *2 access phase: 7 (NGX_HTTP_ACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_post_access_phase, 2163] [debug] 2955#2955: *2 post access phase: 8 (NGX_HTTP_POST_ACCESS_PHASE) 2025/02/14 08:24:04[ ngx_http_core_content_phase, 2491] [debug] 2955#2955: *2 content phase: 9 (NGX_HTTP_CONTENT_PHASE) 2025/02/14 08:24:04[ ngx_http_core_content_phase, 2491] [debug] 2955#2955: *2 content phase: 10 (NGX_HTTP_CONTENT_PHASE) 2025/02/14 08:24:04[ ngx_http_core_content_phase, 2491] [debug] 2955#2955: *2 content phase: 11 (NGX_HTTP_CONTENT_PHASE) 2025/02/14 08:24:04[ ngx_http_static_handler, 85] [debug] 2955#2955: *2 http filename: "/usr/local/nginx/html/index.html" 2025/02/14 08:24:04[ ngx_http_static_handler, 145] [debug] 2955#2955: *2 http static fd: 11 2025/02/14 08:24:04[ ngx_http_discard_request_body, 734] [debug] 2955#2955: *2 http set discard body */ static ngx_int_t //主要功能是检查uri中的文件是否存在,不存在直接关闭连接,存在则做内部重定向,重定向后由于是文件路径,因此末尾没有/,走到该函数直接退出,然后在static-module中获取文件内容 ngx_http_index_handler(ngx_http_request_t *r) {//注意:ngx_http_static_handler如果uri不是以/结尾返回,ngx_http_index_handler不以/结尾返回 //循环遍历index index.html index_large.html gmime-gmime-cipher-context.html;配置的文件,存在则返回,找到一个不在遍历后面的文件 //ngx_http_static_handler ngx_http_index_handler每次都要获取缓存信息stat信息,因此每次获取很可能是上一次stat执行的时候获取的信息,除非缓存过期 u_char *p, *name; size_t len, root, reserve, allocated; ngx_int_t rc; ngx_str_t path, uri; ngx_uint_t i, dir_tested; ngx_http_index_t *index; ngx_open_file_info_t of; ngx_http_script_code_pt code; ngx_http_script_engine_t e; ngx_http_core_loc_conf_t *clcf; ngx_http_index_loc_conf_t *ilcf; ngx_http_script_len_code_pt lcode; /* 一般匹配到location / { }的时候,才会执行下面的index,然后进行内部跳转 */ /* 如果浏览器输入:http://10.135.10.167/ABC/,则也会满足要求,uri会变为/ABC/index.html,打印如下 2015/10/16 12:08:03[ ngx_event_del_timer, 39] [debug] 12610#12610: *2 < ngx_http_process_request, 2013> event timer del: 3: 1859492499 2015/10/16 12:08:03[ ngx_http_core_rewrite_phase, 1810] [debug] 12610#12610: *2 rewrite phase: 0 (NGX_HTTP_SERVER_REWRITE_PHASE) 2015/10/16 12:08:03[ ngx_http_core_find_config_phase, 1868] [debug] 12610#12610: *2 find config phase: 1 (NGX_HTTP_FIND_CONFIG_PHASE), uri:/ABC/ 2015/10/16 12:08:03[ ngx_http_core_find_static_location, 2753] [debug] 12610#12610: *2 static_locations test location: "/", client uri:/ABC/ 2015/10/16 12:08:03[ ngx_http_core_find_static_location, 2753] [debug] 12610#12610: *2 static_locations test location: "proxy1", client uri:/ABC/ 2015/10/16 12:08:03[ ngx_http_core_find_static_location, 2753] [debug] 12610#12610: *2 static_locations test location: "mytest", client uri:/ABC/ 2015/10/16 12:08:03[ ngx_http_core_find_location, 2693] [debug] 12610#12610: *2 ngx pcre test location: ~ "\.php$" 2015/10/16 12:08:03[ ngx_http_core_find_location, 2693] [debug] 12610#12610: *2 ngx pcre test location: ~ "/1mytest" 2015/10/16 12:08:03[ ngx_http_core_find_config_phase, 1888] [debug] 12610#12610: *2 using configuration "/" 2015/10/16 12:08:03[ ngx_http_core_find_config_phase, 1895] [debug] 12610#12610: *2 http cl:-1 max:1048576 2015/10/16 12:08:03[ ngx_http_core_rewrite_phase, 1810] [debug] 12610#12610: *2 rewrite phase: 2 (NGX_HTTP_REWRITE_PHASE) 2015/10/16 12:08:03[ ngx_http_core_post_rewrite_phase, 1963] [debug] 12610#12610: *2 post rewrite phase: 3 (NGX_HTTP_POST_REWRITE_PHASE) 2015/10/16 12:08:03[ ngx_http_core_generic_phase, 1746] [debug] 12610#12610: *2 generic phase: 4 (NGX_HTTP_PREACCESS_PHASE) 2015/10/16 12:08:03[ ngx_http_core_generic_phase, 1746] [debug] 12610#12610: *2 generic phase: 5 (NGX_HTTP_PREACCESS_PHASE) 2015/10/16 12:08:03[ ngx_http_core_access_phase, 2061] [debug] 12610#12610: *2 access phase: 6 (NGX_HTTP_ACCESS_PHASE) 2015/10/16 12:08:03[ ngx_http_core_access_phase, 2061] [debug] 12610#12610: *2 access phase: 7 (NGX_HTTP_ACCESS_PHASE) 2015/10/16 12:08:03[ ngx_http_core_post_access_phase, 2163] [debug] 12610#12610: *2 post access phase: 8 (NGX_HTTP_POST_ACCESS_PHASE) 2015/10/16 12:08:03[ ngx_http_core_content_phase, 2491] [debug] 12610#12610: *2 content phase: 9 (NGX_HTTP_CONTENT_PHASE) 2015/10/16 12:08:03[ ngx_http_index_handler, 191] [debug] 12610#12610: *2 yang test ... index-count:3 2015/10/16 12:08:03[ ngx_http_index_handler, 263] [debug] 12610#12610: *2 open index "/var/yyz/www/ABC/index.html" 2015/10/16 12:08:03[ ngx_http_index_handler, 283] [debug] 12610#12610: *2 stat() "/var/yyz/www/ABC/index.html" failed (2: No such file or directory) 2015/10/16 12:08:03[ ngx_http_index_test_dir, 364] [debug] 12610#12610: *2 http index check dir: "/var/yyz/www/ABC" */ //默认http://10.2.13.167的时候,浏览器都会转换为http://10.2.13.167/发送到nginx服务器 if (r->uri.data[r->uri.len - 1] != '/') { //末尾不是/,直接跳转到下一阶段 return NGX_DECLINED; } if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { return NGX_DECLINED; } ilcf = ngx_http_get_module_loc_conf(r, ngx_http_index_module); clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); allocated = 0; root = 0; dir_tested = 0; name = NULL; /* suppress MSVC warning */ path.data = NULL; index = ilcf->indices->elts; //indices上默认有一个NGX_HTTP_DEFAULT_INDEX for (i = 0; i < ilcf->indices->nelts; i++) {//循环遍历index配置的文件,如果有该文件,则进行内部重定向,从新走NGX_HTTP_SERVER_REWRITE_PHASE if (index[i].lengths == NULL) { if (index[i].name.data[0] == '/') { return ngx_http_internal_redirect(r, &index[i].name, &r->args); } reserve = ilcf->max_index_len; len = index[i].name.len; } else { ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); e.ip = index[i].lengths->elts; e.request = r; e.flushed = 1; /* 1 is for terminating '\0' as in static names */ len = 1; while (*(uintptr_t *) e.ip) { lcode = *(ngx_http_script_len_code_pt *) e.ip; len += lcode(&e); } /* 16 bytes are preallocation */ reserve = len + 16; } if (reserve > allocated) { name = ngx_http_map_uri_to_path(r, &path, &root, reserve); if (name == NULL) { return NGX_ERROR; } allocated = path.data + path.len - name; } if (index[i].values == NULL) { /* index[i].name.len includes the terminating '\0' */ ngx_memcpy(name, index[i].name.data, index[i].name.len); path.len = (name + index[i].name.len - 1) - path.data; } else { e.ip = index[i].values->elts; e.pos = name; while (*(uintptr_t *) e.ip) { code = *(ngx_http_script_code_pt *) e.ip; code((ngx_http_script_engine_t *) &e); } if (*name == '/') { uri.len = len - 1; uri.data = name; return ngx_http_internal_redirect(r, &uri, &r->args); } path.len = e.pos - path.data; *e.pos = '\0'; } ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "open index \"%V\"", &path); ngx_memzero(&of, sizeof(ngx_open_file_info_t)); of.read_ahead = clcf->read_ahead; of.directio = clcf->directio; of.valid = clcf->open_file_cache_valid; of.min_uses = clcf->open_file_cache_min_uses; of.test_only = 1; of.errors = clcf->open_file_cache_errors; of.events = clcf->open_file_cache_events; if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) != NGX_OK) { ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, of.err, "%s \"%s\" failed", of.failed, path.data); if (of.err == 0) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } #if (NGX_HAVE_OPENAT) if (of.err == NGX_EMLINK || of.err == NGX_ELOOP) { return NGX_HTTP_FORBIDDEN; } #endif if (of.err == NGX_ENOTDIR || of.err == NGX_ENAMETOOLONG || of.err == NGX_EACCES) { return ngx_http_index_error(r, clcf, path.data, of.err); } if (!dir_tested) { rc = ngx_http_index_test_dir(r, clcf, path.data, name - 1); if (rc != NGX_OK) { return rc; } dir_tested = 1; } if (of.err == NGX_ENOENT) { continue; //stat获取的参数file_name指定的文件不存在 } ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, "%s \"%s\" failed", of.failed, path.data); return NGX_HTTP_INTERNAL_SERVER_ERROR; } uri.len = r->uri.len + len - 1; if (!clcf->alias) { uri.data = path.data + root; } else { uri.data = ngx_pnalloc(r->pool, uri.len); if (uri.data == NULL) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } p = ngx_copy(uri.data, r->uri.data, r->uri.len); ngx_memcpy(p, name, len - 1); } return ngx_http_internal_redirect(r, &uri, &r->args); //内部重定向 } return NGX_DECLINED; }
/****************************************************************** index指令的理解,当访问某个目录时未指定文件,如果此location 设置了index指令,将返回index指令设置的页面 ******************************************************************/ static ngx_int_t ngx_http_index_handler(ngx_http_request_t *r) { u_char *p, *name; size_t len, root, reserve, allocated; ngx_int_t rc; ngx_str_t path, uri; ngx_uint_t i, dir_tested; ngx_http_index_t *index; ngx_open_file_info_t of; ngx_http_script_code_pt code; ngx_http_script_engine_t e; ngx_http_core_loc_conf_t *clcf; ngx_http_index_loc_conf_t *ilcf; ngx_http_script_len_code_pt lcode; if (r->uri.data[r->uri.len - 1] != '/') { // uri不是“/”结尾时,说明uri中最后指定了文件,index和autoindex模块将不处理,交由static模块处理 return NGX_DECLINED; } if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { return NGX_DECLINED; } // 这里获取的r->loc_conf可能是server层的也有可能是location层的,需要检查是否有匹配到配置文件中的Location ilcf = ngx_http_get_module_loc_conf(r, ngx_http_index_module); clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); allocated = 0; root = 0; dir_tested = 0; name = NULL; /* suppress MSVC warning */ path.data = NULL; index = ilcf->indices->elts; for (i = 0; i < ilcf->indices->nelts; i++) { // 遍历index指令指定的每个参数 if (index[i].lengths == NULL) { // index指令参数中没有使用变量时 if (index[i].name.data[0] == '/') { // index指定的参数以"/"开始的, 将产生内部重定向。 return ngx_http_internal_redirect(r, &index[i].name, &r->args); } reserve = ilcf->max_index_len; len = index[i].name.len; } else { // index指令参数使用了变量 // 计算index指令参数指定的变量+常量字符串的长度 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); e.ip = index[i].lengths->elts; e.request = r; e.flushed = 1; /* 1 is for terminating '\0' as in static names */ len = 1; while (*(uintptr_t *) e.ip) { lcode = *(ngx_http_script_len_code_pt *) e.ip; len += lcode(&e); } /* 16 bytes are preallocation */ reserve = len + 16; } if (reserve > allocated) { name = ngx_http_map_uri_to_path(r, &path, &root, reserve); if (name == NULL) { return NGX_ERROR; } allocated = path.data + path.len - name; // ??? } if (index[i].values == NULL) { /* index[i].name.len includes the terminating '\0' */ ngx_memcpy(name, index[i].name.data, index[i].name.len); // 拷贝index指令指定的参数(e.g. "/usr/local/nginx/html/index1/index.html") path.len = (name + index[i].name.len - 1) - path.data; } else { e.ip = index[i].values->elts; e.pos = name; while (*(uintptr_t *) e.ip) { code = *(ngx_http_script_code_pt *) e.ip; code((ngx_http_script_engine_t *) &e); } if (*name == '/') { uri.len = len - 1; uri.data = name; return ngx_http_internal_redirect(r, &uri, &r->args); } path.len = e.pos - path.data; *e.pos = '\0'; } ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "open index \"%V\"", &path); ngx_memzero(&of, sizeof(ngx_open_file_info_t)); of.read_ahead = clcf->read_ahead; of.directio = clcf->directio; of.valid = clcf->open_file_cache_valid; of.min_uses = clcf->open_file_cache_min_uses; of.test_only = 1; of.errors = clcf->open_file_cache_errors; of.events = clcf->open_file_cache_events; if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) != NGX_OK) { ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, of.err, "%s \"%s\" failed", of.failed, path.data); if (of.err == 0) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } #if (NGX_HAVE_OPENAT) if (of.err == NGX_EMLINK || of.err == NGX_ELOOP) { return NGX_HTTP_FORBIDDEN; } #endif if (of.err == NGX_ENOTDIR || of.err == NGX_ENAMETOOLONG || of.err == NGX_EACCES) { return ngx_http_index_error(r, clcf, path.data, of.err); } if (!dir_tested) { rc = ngx_http_index_test_dir(r, clcf, path.data, name - 1); if (rc != NGX_OK) { return rc; } dir_tested = 1; } if (of.err == NGX_ENOENT) { continue; } ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, "%s \"%s\" failed", of.failed, path.data); return NGX_HTTP_INTERNAL_SERVER_ERROR; } uri.len = r->uri.len + len - 1; if (!clcf->alias) { uri.data = path.data + root; } else { uri.data = ngx_pnalloc(r->pool, uri.len); if (uri.data == NULL) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } p = ngx_copy(uri.data, r->uri.data, r->uri.len); ngx_memcpy(p, name, len - 1); } return ngx_http_internal_redirect(r, &uri, &r->args); }// End for return NGX_DECLINED; }
static ngx_int_t ngx_http_index_handler(ngx_http_request_t *r) { u_char *p, *name; size_t len, root, reserve, allocated; ngx_int_t rc; ngx_str_t path, uri; ngx_uint_t i, dir_tested; ngx_http_index_t *index; ngx_open_file_info_t of; ngx_http_script_code_pt code; ngx_http_script_engine_t e; ngx_http_core_loc_conf_t *clcf; ngx_http_index_loc_conf_t *ilcf; ngx_http_script_len_code_pt lcode; if (r->uri.data[r->uri.len - 1] != '/') { return NGX_DECLINED; } if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { return NGX_DECLINED; } ilcf = ngx_http_get_module_loc_conf(r, ngx_http_index_module); clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); allocated = 0; root = 0; dir_tested = 0; name = NULL; /* suppress MSVC warning */ path.data = NULL; index = ilcf->indices->elts; for (i = 0; i < ilcf->indices->nelts; i++) { if (index[i].lengths == NULL) { if (index[i].name.data[0] == '/') { return ngx_http_internal_redirect(r, &index[i].name, &r->args); } reserve = ilcf->max_index_len; len = index[i].name.len; } else { ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); e.ip = index[i].lengths->elts; e.request = r; e.flushed = 1; /* 1 is for terminating '\0' as in static names */ len = 1; while (*(uintptr_t *) e.ip) { lcode = *(ngx_http_script_len_code_pt *) e.ip; len += lcode(&e); } /* 16 bytes are preallocation */ reserve = len + 16; } if (reserve > allocated) { name = ngx_http_map_uri_to_path(r, &path, &root, reserve); if (name == NULL) { return NGX_ERROR; } allocated = path.data + path.len - name; } if (index[i].values == NULL) { /* index[i].name.len includes the terminating '\0' */ ngx_memcpy(name, index[i].name.data, index[i].name.len); path.len = (name + index[i].name.len - 1) - path.data; } else { e.ip = index[i].values->elts; e.pos = name; while (*(uintptr_t *) e.ip) { code = *(ngx_http_script_code_pt *) e.ip; code((ngx_http_script_engine_t *) &e); } if (*name == '/') { uri.len = len - 1; uri.data = name; return ngx_http_internal_redirect(r, &uri, &r->args); } path.len = e.pos - path.data; *e.pos = '\0'; } ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "open index \"%V\"", &path); ngx_memzero(&of, sizeof(ngx_open_file_info_t)); of.read_ahead = clcf->read_ahead; of.directio = clcf->directio; of.valid = clcf->open_file_cache_valid; of.min_uses = clcf->open_file_cache_min_uses; of.test_only = 1; of.errors = clcf->open_file_cache_errors; of.events = clcf->open_file_cache_events; if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) != NGX_OK) { ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, of.err, "%s \"%s\" failed", of.failed, path.data); if (of.err == 0) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } if (of.err == NGX_ENOTDIR || of.err == NGX_ENAMETOOLONG || of.err == NGX_EACCES) { return ngx_http_index_error(r, clcf, path.data, of.err); } if (!dir_tested) { rc = ngx_http_index_test_dir(r, clcf, path.data, name - 1); if (rc != NGX_OK) { return rc; } dir_tested = 1; } if (of.err == NGX_ENOENT) { continue; } ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, "%s \"%s\" failed", of.failed, path.data); return NGX_HTTP_INTERNAL_SERVER_ERROR; } uri.len = r->uri.len + len - 1; if (!clcf->alias) { uri.data = path.data + root; } else { uri.data = ngx_pnalloc(r->pool, uri.len); if (uri.data == NULL) { return NGX_HTTP_INTERNAL_SERVER_ERROR; } p = ngx_copy(uri.data, r->uri.data, r->uri.len); ngx_memcpy(p, name, len - 1); } return ngx_http_internal_redirect(r, &uri, &r->args); } return NGX_DECLINED; }