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-rw-r--r--tests/HTTPServer.pm319
1 files changed, 319 insertions, 0 deletions
diff --git a/tests/HTTPServer.pm b/tests/HTTPServer.pm
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--- /dev/null
+++ b/tests/HTTPServer.pm
@@ -0,0 +1,319 @@
+package HTTPServer;
+
+use strict;
+use warnings;
+
+use HTTP::Daemon;
+use HTTP::Status;
+use HTTP::Headers;
+use HTTP::Response;
+
+our @ISA = qw(HTTP::Daemon);
+my $VERSION = 0.01;
+
+my $CRLF = "\015\012"; # "\r\n" is not portable
+my $log = undef;
+
+sub run
+{
+ my ($self, $urls, $synch_callback) = @_;
+ my $initialized = 0;
+
+ while (1)
+ {
+ if (!$initialized)
+ {
+ $synch_callback->();
+ $initialized = 1;
+ }
+ my $con = $self->accept();
+ print STDERR "Accepted a new connection\n" if $log;
+ while (my $req = $con->get_request)
+ {
+ #my $url_path = $req->url->path;
+ my $url_path = $req->url->as_string;
+ if ($url_path =~ m{/$})
+ { # append 'index.html'
+ $url_path .= 'index.html';
+ }
+
+ #if ($url_path =~ m{^/}) { # remove trailing '/'
+ # $url_path = substr ($url_path, 1);
+ #}
+ if ($log)
+ {
+ print STDERR "Method: ", $req->method, "\n";
+ print STDERR "Path: ", $url_path, "\n";
+ print STDERR "Available URLs: ", "\n";
+ foreach my $key (keys %$urls)
+ {
+ print STDERR $key, "\n";
+ }
+ }
+ if (exists($urls->{$url_path}))
+ {
+ print STDERR "Serving requested URL: ", $url_path, "\n" if $log;
+ next unless ($req->method eq "HEAD" || $req->method eq "GET");
+
+ my $url_rec = $urls->{$url_path};
+ $self->send_response($req, $url_rec, $con);
+ }
+ else
+ {
+ print STDERR "Requested wrong URL: ", $url_path, "\n" if $log;
+ $con->send_error($HTTP::Status::RC_FORBIDDEN);
+ last;
+ }
+ }
+ print STDERR "Closing connection\n" if $log;
+ $con->close;
+ }
+}
+
+sub send_response
+{
+ my ($self, $req, $url_rec, $con) = @_;
+
+ # create response
+ my ($code, $msg, $headers);
+ my $send_content = ($req->method eq "GET");
+ if (exists $url_rec->{'auth_method'})
+ {
+ ($send_content, $code, $msg, $headers) =
+ $self->handle_auth($req, $url_rec);
+ }
+ elsif (!$self->verify_request_headers($req, $url_rec))
+ {
+ ($send_content, $code, $msg, $headers) =
+ ('', 400, 'Mismatch on expected headers', {});
+ }
+ else
+ {
+ ($code, $msg) = @{$url_rec}{'code', 'msg'};
+ $headers = $url_rec->{headers};
+ }
+ my $resp = HTTP::Response->new($code, $msg);
+ print STDERR "HTTP::Response: \n", $resp->as_string if $log;
+
+ while (my ($name, $value) = each %{$headers})
+ {
+ # print STDERR "setting header: $name = $value\n";
+ $value = $self->_substitute_port($value);
+ $resp->header($name => $value);
+ }
+ print STDERR "HTTP::Response with headers: \n", $resp->as_string if $log;
+
+ if ($send_content)
+ {
+ my $content = $url_rec->{content};
+ if (exists($url_rec->{headers}{"Content-Length"}))
+ {
+ # Content-Length and length($content) don't match
+ # manually prepare the HTTP response
+ $con->send_basic_header($url_rec->{code}, $resp->message,
+ $resp->protocol);
+ print $con $resp->headers_as_string($CRLF);
+ print $con $CRLF;
+ print $con $content;
+ next;
+ }
+ if ($req->header("Range") && !$url_rec->{'force_code'})
+ {
+ $req->header("Range") =~ m/bytes=(\d*)-(\d*)/;
+ my $content_len = length($content);
+ my $start = $1 ? $1 : 0;
+ my $end = $2 ? $2 : ($content_len - 1);
+ my $len = $2 ? ($2 - $start) : ($content_len - $start);
+ if ($len > 0)
+ {
+ $resp->header("Accept-Ranges" => "bytes");
+ $resp->header("Content-Length" => $len);
+ $resp->header(
+ "Content-Range" => "bytes $start-$end/$content_len");
+ $resp->header("Keep-Alive" => "timeout=15, max=100");
+ $resp->header("Connection" => "Keep-Alive");
+ $con->send_basic_header(206,
+ "Partial Content", $resp->protocol);
+ print $con $resp->headers_as_string($CRLF);
+ print $con $CRLF;
+ print $con substr($content, $start, $len);
+ }
+ else
+ {
+ $con->send_basic_header(416, "Range Not Satisfiable",
+ $resp->protocol);
+ $resp->header("Keep-Alive" => "timeout=15, max=100");
+ $resp->header("Connection" => "Keep-Alive");
+ print $con $CRLF;
+ }
+ next;
+ }
+
+ # fill in content
+ $content = $self->_substitute_port($content) if defined $content;
+ $resp->content($content);
+ print STDERR "HTTP::Response with content: \n", $resp->as_string
+ if $log;
+ }
+
+ $con->send_response($resp);
+ print STDERR "HTTP::Response sent: \n", $resp->as_string if $log;
+}
+
+# Generates appropriate response content based on the authentication
+# status of the URL.
+sub handle_auth
+{
+ my ($self, $req, $url_rec) = @_;
+ my ($send_content, $code, $msg, $headers);
+
+ # Catch failure to set code, msg:
+ $code = 500;
+ $msg = "Didn't set response code in handle_auth";
+
+ # Most cases, we don't want to send content.
+ $send_content = 0;
+
+ # Initialize headers
+ $headers = {};
+ my $authhdr = $req->header('Authorization');
+
+ # Have we sent the challenge yet?
+ unless ($url_rec->{auth_challenged} || $url_rec->{auth_no_challenge})
+ {
+ # Since we haven't challenged yet, we'd better not
+ # have received authentication (for our testing purposes).
+ if ($authhdr)
+ {
+ $code = 400;
+ $msg = "You sent auth before I sent challenge";
+ }
+ else
+ {
+ # Send challenge
+ $code = 401;
+ $msg = "Authorization Required";
+ $headers->{'WWW-Authenticate'} =
+ $url_rec->{'auth_method'} . " realm=\"wget-test\"";
+ $url_rec->{auth_challenged} = 1;
+ }
+ }
+ elsif (!defined($authhdr))
+ {
+ # We've sent the challenge; we should have received valid
+ # authentication with this one. A normal server would just
+ # resend the challenge; but since this is a test, wget just
+ # failed it.
+ $code = 400;
+ $msg = "You didn't send auth after I sent challenge";
+ if ($url_rec->{auth_no_challenge})
+ {
+ $msg = "--auth-no-challenge but no auth sent.";
+ }
+ }
+ else
+ {
+ my ($sent_method) = ($authhdr =~ /^(\S+)/g);
+ unless ($sent_method eq $url_rec->{'auth_method'})
+ {
+ # Not the authorization type we were expecting.
+ $code = 400;
+ $msg = "Expected auth type $url_rec->{'auth_method'} but got "
+ . "$sent_method";
+ }
+ elsif (
+ (
+ $sent_method eq 'Digest'
+ && &verify_auth_digest($authhdr, $url_rec, \$msg)
+ )
+ || ( $sent_method eq 'Basic'
+ && &verify_auth_basic($authhdr, $url_rec, \$msg))
+ )
+ {
+ # SUCCESSFUL AUTH: send expected message, headers, content.
+ ($code, $msg) = @{$url_rec}{'code', 'msg'};
+ $headers = $url_rec->{headers};
+ $send_content = 1;
+ }
+ else
+ {
+ $code = 400;
+ }
+ }
+
+ return ($send_content, $code, $msg, $headers);
+}
+
+sub verify_auth_digest
+{
+ return undef; # Not yet implemented.
+}
+
+sub verify_auth_basic
+{
+ require MIME::Base64;
+ my ($authhdr, $url_rec, $msgref) = @_;
+ my $expected =
+ MIME::Base64::encode_base64(
+ $url_rec->{'user'} . ':' . $url_rec->{'passwd'},
+ '');
+ my ($got) = $authhdr =~ /^Basic (.*)$/;
+ if ($got eq $expected)
+ {
+ return 1;
+ }
+ else
+ {
+ $$msgref = "Wanted ${expected} got ${got}";
+ return undef;
+ }
+}
+
+sub verify_request_headers
+{
+ my ($self, $req, $url_rec) = @_;
+
+ return 1 unless exists $url_rec->{'request_headers'};
+ for my $hdrname (keys %{$url_rec->{'request_headers'}})
+ {
+ my $must_not_match;
+ my $ehdr = $url_rec->{'request_headers'}{$hdrname};
+ if ($must_not_match = ($hdrname =~ /^!(\w+)/))
+ {
+ $hdrname = $1;
+ }
+ my $rhdr = $req->header($hdrname);
+ if ($must_not_match)
+ {
+ if (defined $rhdr && $rhdr =~ $ehdr)
+ {
+ $rhdr = '' unless defined $rhdr;
+ print STDERR "\n*** Match forbidden $hdrname: $rhdr =~ $ehdr\n";
+ return undef;
+ }
+ }
+ else
+ {
+ unless (defined $rhdr && $rhdr =~ $ehdr)
+ {
+ $rhdr = '' unless defined $rhdr;
+ print STDERR "\n*** Mismatch on $hdrname: $rhdr =~ $ehdr\n";
+ return undef;
+ }
+ }
+ }
+
+ return 1;
+}
+
+sub _substitute_port
+{
+ my $self = shift;
+ my $ret = shift;
+ $ret =~ s/\Q{{port}}/$self->sockport/eg;
+ return $ret;
+}
+
+1;
+
+# vim: et ts=4 sw=4
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-06 03:22:33 +0000