#include #include #include #include #include static char error_tail[] = "

" NGINX_VER "" CRLF "" CRLF "" CRLF ; static char error_400_page[] = "" CRLF "400 Bad Request" CRLF "" CRLF "

400 Bad Request

" CRLF ; static char error_403_page[] = "" CRLF "403 Forbidden" CRLF "" CRLF "

403 Forbidden

" CRLF ; static char error_404_page[] = "" CRLF "404 Not Found" CRLF "" CRLF "

404 Not Found

" CRLF ; static char error_500_page[] = "" CRLF "500 Internal Server Error" CRLF "" CRLF "

500 Internal Server Error

" CRLF ; static ngx_str_t error_pages[] = { { 0, NULL}, /* 301 */ { 0, NULL}, /* 302 */ { 0, NULL}, /* 303 */ { 0, NULL}, /* 304 */ { sizeof(error_400_page) - 1, error_400_page }, { 0, NULL}, /* 401 */ { 0, NULL}, /* 402 */ { sizeof(error_403_page) - 1, error_403_page }, { sizeof(error_404_page) - 1, error_404_page }, { sizeof(error_500_page) - 1, error_500_page } }; int ngx_http_special_response(ngx_http_request_t *r, int error) { int rc, err, len; ngx_hunk_t *message, *tail; len = 0; r->headers_out.status = error; if (error < NGX_HTTP_BAD_REQUEST) err = error - NGX_HTTP_MOVED_PERMANENTLY; else if (error < NGX_HTTP_INTERNAL_SERVER_ERROR) err = error - NGX_HTTP_BAD_REQUEST + 4; else err = error - NGX_HTTP_INTERNAL_SERVER_ERROR + 4 + 5; if (error_pages[err].len == 0) r->headers_out.content_length = -1; else r->headers_out.content_length = error_pages[err].len + len + sizeof(error_tail); ngx_http_send_header(r); if (error_pages[err].len == 0) return NGX_OK; ngx_test_null(message, ngx_pcalloc(r->pool, sizeof(ngx_hunk_t)), NGX_HTTP_INTERNAL_SERVER_ERROR); message->type = NGX_HUNK_MEMORY; message->pos.mem = error_pages[err].data; message->last.mem = error_pages[err].data + error_pages[err].len; rc = ngx_http_output_filter(r, message); ngx_test_null(tail, ngx_pcalloc(r->pool, sizeof(ngx_hunk_t)), NGX_HTTP_INTERNAL_SERVER_ERROR); tail->type = NGX_HUNK_MEMORY|NGX_HUNK_LAST; tail->pos.mem = error_tail; tail->last.mem = error_tail + sizeof(error_tail); rc = ngx_http_output_filter(r, tail); }