Mercurial > hg > nginx-quic
comparison src/http/modules/perl/nginx.xs @ 1454:f497ed7682a7
open_file_cache in HTTP
author | Igor Sysoev <igor@sysoev.ru> |
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date | Sat, 01 Sep 2007 12:12:48 +0000 |
parents | 37938e68910b |
children | 223e92651ca5 |
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1453:f2feed5bffe1 | 1454:f497ed7682a7 |
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603 | 603 |
604 void | 604 void |
605 sendfile(r, filename, offset = -1, bytes = 0) | 605 sendfile(r, filename, offset = -1, bytes = 0) |
606 CODE: | 606 CODE: |
607 | 607 |
608 ngx_http_request_t *r; | 608 ngx_http_request_t *r; |
609 char *filename; | 609 char *filename; |
610 int offset; | 610 int offset; |
611 size_t bytes; | 611 size_t bytes; |
612 ngx_fd_t fd; | 612 ngx_int_t rc; |
613 ngx_buf_t *b; | 613 ngx_str_t path; |
614 ngx_file_info_t fi; | 614 ngx_buf_t *b; |
615 ngx_pool_cleanup_t *cln; | 615 ngx_open_file_info_t of; |
616 ngx_pool_cleanup_file_t *clnf; | 616 ngx_http_core_loc_conf_t *clcf; |
617 | 617 |
618 ngx_http_perl_set_request(r); | 618 ngx_http_perl_set_request(r); |
619 | 619 |
620 filename = SvPV_nolen(ST(1)); | 620 filename = SvPV_nolen(ST(1)); |
621 | 621 |
634 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); | 634 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); |
635 if (b->file == NULL) { | 635 if (b->file == NULL) { |
636 XSRETURN_EMPTY; | 636 XSRETURN_EMPTY; |
637 } | 637 } |
638 | 638 |
639 cln = ngx_pool_cleanup_add(r->pool, sizeof(ngx_pool_cleanup_file_t)); | 639 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
640 if (cln == NULL) { | 640 |
641 XSRETURN_EMPTY; | 641 of.test_dir = 0; |
642 } | 642 of.retest = clcf->open_file_cache_retest; |
643 | 643 of.errors = clcf->open_file_cache_errors; |
644 fd = ngx_open_file((u_char *) filename, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0); | 644 |
645 | 645 path.len = ngx_strlen(filename); |
646 if (fd == NGX_INVALID_FILE) { | 646 |
647 path.data = ngx_pcalloc(r->pool, path.len + 1); | |
648 if (path.data == NULL) { | |
649 XSRETURN_EMPTY; | |
650 } | |
651 | |
652 (void) ngx_cpystrn(path.data, filename, path.len + 1); | |
653 | |
654 rc = ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool); | |
655 | |
656 if (rc == NGX_ERROR) { | |
657 | |
658 if (of.err == 0) { | |
659 XSRETURN_EMPTY; | |
660 } | |
661 | |
647 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | 662 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, |
648 ngx_open_file_n " \"%s\" failed", filename); | 663 ngx_open_file_n " \"%s\" failed", filename); |
649 XSRETURN_EMPTY; | 664 XSRETURN_EMPTY; |
650 } | 665 } |
651 | 666 |
652 if (offset == -1) { | 667 if (offset == -1) { |
653 offset = 0; | 668 offset = 0; |
654 } | 669 } |
655 | 670 |
656 if (bytes == 0) { | 671 if (bytes == 0) { |
657 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) { | 672 bytes = of.size - offset; |
658 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | 673 } |
659 ngx_fd_info_n " \"%s\" failed", filename); | |
660 | |
661 if (ngx_close_file(fd) == NGX_FILE_ERROR) { | |
662 ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, | |
663 ngx_close_file_n " \"%s\" failed", filename); | |
664 } | |
665 | |
666 XSRETURN_EMPTY; | |
667 } | |
668 | |
669 bytes = ngx_file_size(&fi) - offset; | |
670 } | |
671 | |
672 cln->handler = ngx_pool_cleanup_file; | |
673 clnf = cln->data; | |
674 | |
675 clnf->fd = fd; | |
676 clnf->name = (u_char *) ""; | |
677 clnf->log = r->pool->log; | |
678 | 674 |
679 b->in_file = 1; | 675 b->in_file = 1; |
680 | 676 |
681 b->file_pos = offset; | 677 b->file_pos = offset; |
682 b->file_last = offset + bytes; | 678 b->file_last = offset + bytes; |
683 | 679 |
684 b->file->fd = fd; | 680 b->file->fd = of.fd; |
685 b->file->log = r->connection->log; | 681 b->file->log = r->connection->log; |
686 | 682 |
687 (void) ngx_http_perl_output(r, b); | 683 (void) ngx_http_perl_output(r, b); |
688 | 684 |
689 | 685 |