| … | |
… | |
| 36 | |
36 | |
| 37 | =cut |
37 | =cut |
| 38 | |
38 | |
| 39 | package AnyEvent::HTTP; |
39 | package AnyEvent::HTTP; |
| 40 | |
40 | |
| 41 | use strict; |
41 | use common::sense; |
| 42 | no warnings; |
|
|
| 43 | |
42 | |
| 44 | use Errno (); |
43 | use Errno (); |
| 45 | |
44 | |
| 46 | use AnyEvent 5.0 (); |
45 | use AnyEvent 5.0 (); |
| 47 | use AnyEvent::Util (); |
46 | use AnyEvent::Util (); |
| … | |
… | |
| 415 | } |
414 | } |
| 416 | |
415 | |
| 417 | # extract cookies from jar |
416 | # extract cookies from jar |
| 418 | sub cookie_jar_extract($$$$) { |
417 | sub cookie_jar_extract($$$$) { |
| 419 | my ($jar, $uscheme, $uhost, $upath) = @_; |
418 | my ($jar, $uscheme, $uhost, $upath) = @_; |
| 420 | |
|
|
| 421 | $uhost = lc $uhost; |
|
|
| 422 | |
419 | |
| 423 | %$jar = () if $jar->{version} != 1; |
420 | %$jar = () if $jar->{version} != 1; |
| 424 | |
421 | |
| 425 | my @cookies; |
422 | my @cookies; |
| 426 | |
423 | |
| … | |
… | |
| 609 | : return $cb->(undef, { @pseudo, Status => 599, Reason => "Only http and https URL schemes supported" }); |
606 | : return $cb->(undef, { @pseudo, Status => 599, Reason => "Only http and https URL schemes supported" }); |
| 610 | |
607 | |
| 611 | $uauthority =~ /^(?: .*\@ )? ([^\@:]+) (?: : (\d+) )?$/x |
608 | $uauthority =~ /^(?: .*\@ )? ([^\@:]+) (?: : (\d+) )?$/x |
| 612 | or return $cb->(undef, { @pseudo, Status => 599, Reason => "Unparsable URL" }); |
609 | or return $cb->(undef, { @pseudo, Status => 599, Reason => "Unparsable URL" }); |
| 613 | |
610 | |
| 614 | my $uhost = $1; |
611 | my $uhost = lc $1; |
| 615 | $uport = $2 if defined $2; |
612 | $uport = $2 if defined $2; |
| 616 | |
613 | |
| 617 | $hdr{host} = defined $2 ? "$uhost:$2" : "$uhost" |
614 | $hdr{host} = defined $2 ? "$uhost:$2" : "$uhost" |
| 618 | unless exists $hdr{host}; |
615 | unless exists $hdr{host}; |
| 619 | |
616 | |
| … | |
… | |
| 638 | $rscheme = "http" unless defined $rscheme; |
635 | $rscheme = "http" unless defined $rscheme; |
| 639 | |
636 | |
| 640 | # don't support https requests over https-proxy transport, |
637 | # don't support https requests over https-proxy transport, |
| 641 | # can't be done with tls as spec'ed, unless you double-encrypt. |
638 | # can't be done with tls as spec'ed, unless you double-encrypt. |
| 642 | $rscheme = "http" if $uscheme eq "https" && $rscheme eq "https"; |
639 | $rscheme = "http" if $uscheme eq "https" && $rscheme eq "https"; |
|
|
640 | |
|
|
641 | $rhost = lc $rhost; |
|
|
642 | $rscheme = lc $rscheme; |
| 643 | } else { |
643 | } else { |
| 644 | ($rhost, $rport, $rscheme, $rpath) = ($uhost, $uport, $uscheme, $upath); |
644 | ($rhost, $rport, $rscheme, $rpath) = ($uhost, $uport, $uscheme, $upath); |
| 645 | } |
645 | } |
| 646 | |
646 | |
| 647 | # leave out fragment and query string, just a heuristic |
647 | # leave out fragment and query string, just a heuristic |
| … | |
… | |
| 649 | $hdr{"user-agent"} = $USERAGENT unless exists $hdr{"user-agent"}; |
649 | $hdr{"user-agent"} = $USERAGENT unless exists $hdr{"user-agent"}; |
| 650 | |
650 | |
| 651 | $hdr{"content-length"} = length $arg{body} |
651 | $hdr{"content-length"} = length $arg{body} |
| 652 | if length $arg{body} || $method ne "GET"; |
652 | if length $arg{body} || $method ne "GET"; |
| 653 | |
653 | |
| 654 | $hdr{connection} = "close TE"; #1.1 |
654 | $hdr{connection} = "close Te"; #1.1 |
| 655 | $hdr{te} = "trailers" unless exists $hdr{te}; #1.1 |
655 | $hdr{te} = "trailers" unless exists $hdr{te}; #1.1 |
| 656 | |
656 | |
| 657 | my %state = (connect_guard => 1); |
657 | my %state = (connect_guard => 1); |
| 658 | |
658 | |
| 659 | _get_slot $uhost, sub { |
659 | _get_slot $uhost, sub { |
| … | |
… | |
| 778 | |
778 | |
| 779 | $ae_error = 597; # body phase |
779 | $ae_error = 597; # body phase |
| 780 | |
780 | |
| 781 | my $len = $hdr{"content-length"}; |
781 | my $len = $hdr{"content-length"}; |
| 782 | |
782 | |
|
|
783 | # body handling, many different code paths |
|
|
784 | # - no body expected |
|
|
785 | # - want_body_handle |
|
|
786 | # - te chunked |
|
|
787 | # - 2x length known (with or without on_body) |
|
|
788 | # - 2x length not known (with or without on_body) |
| 783 | if (!$redirect && $arg{on_header} && !$arg{on_header}(\%hdr)) { |
789 | if (!$redirect && $arg{on_header} && !$arg{on_header}(\%hdr)) { |
| 784 | $finish->(undef, 598 => "Request cancelled by on_header"); |
790 | $finish->(undef, 598 => "Request cancelled by on_header"); |
| 785 | } elsif ( |
791 | } elsif ( |
| 786 | $hdr{Status} =~ /^(?:1..|204|205|304)$/ |
792 | $hdr{Status} =~ /^(?:1..|204|205|304)$/ |
| 787 | or $method eq "HEAD" |
793 | or $method eq "HEAD" |
| 788 | or (defined $len && !$len) |
794 | or (defined $len && $len == 0) # == 0, not !, because "0 " is true |
| 789 | ) { |
795 | ) { |
| 790 | # no body |
796 | # no body |
| 791 | $finish->("", undef, undef, 1); |
797 | $finish->("", undef, undef, 1); |
| 792 | } else { |
798 | |
| 793 | # body handling, many different code paths |
|
|
| 794 | # - no body expected |
|
|
| 795 | # - want_body_handle |
|
|
| 796 | # - te chunked |
|
|
| 797 | # - 2x length known (with or without on_body) |
|
|
| 798 | # - 2x length not known (with or without on_body) |
|
|
| 799 | if (!$redirect && $arg{want_body_handle}) { |
799 | } elsif (!$redirect && $arg{want_body_handle}) { |
| 800 | $_[0]->on_eof (undef); |
800 | $_[0]->on_eof (undef); |
| 801 | $_[0]->on_error (undef); |
801 | $_[0]->on_error (undef); |
| 802 | $_[0]->on_read (undef); |
802 | $_[0]->on_read (undef); |
| 803 | |
803 | |
| 804 | $finish->(delete $state{handle}); |
804 | $finish->(delete $state{handle}); |
| 805 | |
805 | |
| 806 | } elsif ($hdr{"transfer-encoding"} =~ /\bchunked\b/i) { |
806 | } elsif ($hdr{"transfer-encoding"} =~ /\bchunked\b/i) { |
| 807 | my $cl = 0; |
807 | my $cl = 0; |
| 808 | my $body = undef; |
808 | my $body = undef; |
| 809 | my $on_body = $arg{on_body} || sub { $body .= shift; 1 }; |
809 | my $on_body = $arg{on_body} || sub { $body .= shift; 1 }; |
| 810 | |
810 | |
| 811 | $state{read_chunk} = sub { |
811 | $state{read_chunk} = sub { |
| 812 | $_[1] =~ /^([0-9a-fA-F]+)/ |
812 | $_[1] =~ /^([0-9a-fA-F]+)/ |
| 813 | or $finish->(undef, $ae_error => "Garbled chunked transfer encoding"); |
813 | or $finish->(undef, $ae_error => "Garbled chunked transfer encoding"); |
| 814 | |
814 | |
| 815 | my $len = hex $1; |
815 | my $len = hex $1; |
| 816 | |
816 | |
| 817 | if ($len) { |
817 | if ($len) { |
| 818 | $cl += $len; |
818 | $cl += $len; |
| 819 | |
819 | |
| 820 | $_[0]->push_read (chunk => $len, sub { |
820 | $_[0]->push_read (chunk => $len, sub { |
| 821 | $on_body->($_[1], \%hdr) |
821 | $on_body->($_[1], \%hdr) |
| 822 | or return $finish->(undef, 598 => "Request cancelled by on_body"); |
822 | or return $finish->(undef, 598 => "Request cancelled by on_body"); |
| 823 | |
823 | |
| 824 | $_[0]->push_read (line => sub { |
824 | $_[0]->push_read (line => sub { |
| 825 | length $_[1] |
825 | length $_[1] |
| 826 | and return $finish->(undef, $ae_error => "Garbled chunked transfer encoding"); |
826 | and return $finish->(undef, $ae_error => "Garbled chunked transfer encoding"); |
| 827 | $_[0]->push_read (line => $state{read_chunk}); |
827 | $_[0]->push_read (line => $state{read_chunk}); |
| 828 | }); |
|
|
| 829 | }); |
828 | }); |
| 830 | } else { |
|
|
| 831 | $hdr{"content-length"} ||= $cl; |
|
|
| 832 | |
|
|
| 833 | $_[0]->push_read (line => $qr_nlnl, sub { |
|
|
| 834 | if (length $_[1]) { |
|
|
| 835 | for ("$_[1]") { |
|
|
| 836 | y/\015//d; # weed out any \015, as they show up in the weirdest of places. |
|
|
| 837 | |
|
|
| 838 | my $hdr = parse_hdr |
|
|
| 839 | or return $finish->(undef, $ae_error => "Garbled response trailers"); |
|
|
| 840 | |
|
|
| 841 | %hdr = (%hdr, %$hdr); |
|
|
| 842 | } |
|
|
| 843 | } |
|
|
| 844 | |
|
|
| 845 | $finish->($body, undef, undef, 1); |
|
|
| 846 | }); |
|
|
| 847 | } |
|
|
| 848 | }; |
|
|
| 849 | |
|
|
| 850 | $_[0]->push_read (line => $state{read_chunk}); |
|
|
| 851 | |
|
|
| 852 | } elsif ($arg{on_body}) { |
|
|
| 853 | if ($len) { |
|
|
| 854 | $_[0]->on_read (sub { |
|
|
| 855 | $len -= length $_[0]{rbuf}; |
|
|
| 856 | |
|
|
| 857 | $arg{on_body}(delete $_[0]{rbuf}, \%hdr) |
|
|
| 858 | or return $finish->(undef, 598 => "Request cancelled by on_body"); |
|
|
| 859 | |
|
|
| 860 | $len > 0 |
|
|
| 861 | or $finish->("", undef, undef, 1); |
|
|
| 862 | }); |
829 | }); |
| 863 | } else { |
830 | } else { |
| 864 | $_[0]->on_eof (sub { |
831 | $hdr{"content-length"} ||= $cl; |
| 865 | $finish->(""); |
832 | |
|
|
833 | $_[0]->push_read (line => $qr_nlnl, sub { |
|
|
834 | if (length $_[1]) { |
|
|
835 | for ("$_[1]") { |
|
|
836 | y/\015//d; # weed out any \015, as they show up in the weirdest of places. |
|
|
837 | |
|
|
838 | my $hdr = parse_hdr |
|
|
839 | or return $finish->(undef, $ae_error => "Garbled response trailers"); |
|
|
840 | |
|
|
841 | %hdr = (%hdr, %$hdr); |
|
|
842 | } |
| 866 | }); |
843 | } |
| 867 | $_[0]->on_read (sub { |
844 | |
| 868 | $arg{on_body}(delete $_[0]{rbuf}, \%hdr) |
845 | $finish->($body, undef, undef, 1); |
| 869 | or $finish->(undef, 598 => "Request cancelled by on_body"); |
|
|
| 870 | }); |
846 | }); |
| 871 | } |
847 | } |
|
|
848 | }; |
|
|
849 | |
|
|
850 | $_[0]->push_read (line => $state{read_chunk}); |
|
|
851 | |
|
|
852 | } elsif ($arg{on_body}) { |
|
|
853 | if (defined $len) { |
|
|
854 | $_[0]->on_read (sub { |
|
|
855 | $len -= length $_[0]{rbuf}; |
|
|
856 | |
|
|
857 | $arg{on_body}(delete $_[0]{rbuf}, \%hdr) |
|
|
858 | or return $finish->(undef, 598 => "Request cancelled by on_body"); |
|
|
859 | |
|
|
860 | $len > 0 |
|
|
861 | or $finish->("", undef, undef, 1); |
|
|
862 | }); |
| 872 | } else { |
863 | } else { |
| 873 | $_[0]->on_eof (undef); |
864 | $_[0]->on_eof (sub { |
| 874 | |
865 | $finish->(""); |
| 875 | if ($len) { |
866 | }); |
| 876 | $_[0]->on_read (sub { |
867 | $_[0]->on_read (sub { |
|
|
868 | $arg{on_body}(delete $_[0]{rbuf}, \%hdr) |
|
|
869 | or $finish->(undef, 598 => "Request cancelled by on_body"); |
|
|
870 | }); |
|
|
871 | } |
|
|
872 | } else { |
|
|
873 | $_[0]->on_eof (undef); |
|
|
874 | |
|
|
875 | if (defined $len) { |
|
|
876 | $_[0]->on_read (sub { |
| 877 | $finish->((substr delete $_[0]{rbuf}, 0, $len, ""), undef, undef, 1) |
877 | $finish->((substr delete $_[0]{rbuf}, 0, $len, ""), undef, undef, 1) |
| 878 | if $len <= length $_[0]{rbuf}; |
878 | if $len <= length $_[0]{rbuf}; |
| 879 | }); |
879 | }); |
| 880 | } else { |
880 | } else { |
| 881 | $_[0]->on_error (sub { |
881 | $_[0]->on_error (sub { |
| 882 | ($! == Errno::EPIPE || !$!) |
882 | ($! == Errno::EPIPE || !$!) |
| 883 | ? $finish->(delete $_[0]{rbuf}) |
883 | ? $finish->(delete $_[0]{rbuf}) |
| 884 | : $finish->(undef, $ae_error => $_[2]); |
884 | : $finish->(undef, $ae_error => $_[2]); |
| 885 | }); |
885 | }); |
| 886 | $_[0]->on_read (sub { }); |
886 | $_[0]->on_read (sub { }); |
| 887 | } |
|
|
| 888 | } |
887 | } |
| 889 | } |
888 | } |
| 890 | }; |
889 | }; |
| 891 | |
890 | |
| 892 | $state{handle}->push_read (line => $qr_nlnl, $state{read_response}); |
891 | $state{handle}->push_read (line => $qr_nlnl, $state{read_response}); |
| … | |
… | |
| 934 | # now handle proxy-CONNECT method |
933 | # now handle proxy-CONNECT method |
| 935 | if ($proxy && $uscheme eq "https") { |
934 | if ($proxy && $uscheme eq "https") { |
| 936 | # oh dear, we have to wrap it into a connect request |
935 | # oh dear, we have to wrap it into a connect request |
| 937 | |
936 | |
| 938 | # maybe re-use $uauthority with patched port? |
937 | # maybe re-use $uauthority with patched port? |
| 939 | $state{handle}->push_write ("CONNECT $uhost:$uport HTTP/1.0\015\012Host: $uhost\015\012\015\012"); |
938 | $state{handle}->push_write ("CONNECT $uhost:$uport HTTP/1.0\015\012\015\012"); |
| 940 | $state{handle}->push_read (line => $qr_nlnl, sub { |
939 | $state{handle}->push_read (line => $qr_nlnl, sub { |
| 941 | $_[1] =~ /^HTTP\/([0-9\.]+) \s+ ([0-9]{3}) (?: \s+ ([^\015\012]*) )?/ix |
940 | $_[1] =~ /^HTTP\/([0-9\.]+) \s+ ([0-9]{3}) (?: \s+ ([^\015\012]*) )?/ix |
| 942 | or return (%state = (), $cb->(undef, { @pseudo, Status => 599, Reason => "Invalid proxy connect response ($_[1])" })); |
941 | or return (%state = (), $cb->(undef, { @pseudo, Status => 599, Reason => "Invalid proxy connect response ($_[1])" })); |
| 943 | |
942 | |
| 944 | if ($2 == 200) { |
943 | if ($2 == 200) { |
