ngx_http_variable_server_addr 45 http/ngx_http_variables.c static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r, ngx_http_variable_server_addr 151 http/ngx_http_variables.c { ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 },