319 lines
8.3 KiB
Perl
Executable file
319 lines
8.3 KiB
Perl
Executable file
#!/usr/bin/perl -T
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# $FreeBSD: www/en/cgi/query-pr.cgi,v 1.48 2005/11/06 22:29:45 ceri Exp $
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$ENV{'PATH'} = "/bin:/usr/bin:/usr/sbin:/sbin:/usr/local/bin";
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use DB_File;
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use Fcntl qw(:DEFAULT :flock);
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require "./cgi-lib.pl";
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require "./cgi-style.pl";
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require "getopts.pl";
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require "./Gnats.pm"; import Gnats;
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my $expiretime = 2700;
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$dbpath = "/tmp/querypr-code.db";
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&Getopts('cp:');
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if ($opt_c) {
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$codeentered = $opt_c;
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}
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if ($opt_p) {
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$input{'pr'} = $opt_p;
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} else {
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if (! &ReadParse(*input)) {
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print &html_header("PR Query Interface");
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print "<p>Please enter the PR number you wish to query:</p>\n";
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($scriptname = $ENV{'SCRIPT_NAME'}) =~ s|^/?|/|;
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$scriptname =~ s|/$||;
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($summary = $scriptname) =~ s/query-pr/query-pr-summary/;
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print "<form method='post' action='$scriptname'>\n";
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print "<input type='text' name='pr' />\n";
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print "<p>To view the PR with email addresses, copy the code ";
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print " from the image below: <input type='text' ";
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print " name='code-confirm' id='code-confirm' size='8' />\n";
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print "</p><p><label for='code-confirm'>";
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print "<img src='http://www.FreeBSD.org/cgi/querypr-code.cgi?dummy=1' ";
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print " alt='Random text; if you cannot see the image, please email ";
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print " bugbusters\@FreeBSD.org' border='0' height='24' /></label></p>\n";
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print "<input type='submit' value='Query' />\n</form>\n";
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print "<p>See also the <a href='$summary'>PR summary</a></p>\n";
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print &html_footer;
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exit 0;
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}
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}
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# allow query-pr.cgi?<pr> queries
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if (!($pr = $input{'pr'}) && &MethGet) {
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$pr = $ENV{'QUERY_STRING'};
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}
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# Get the confirmation code if it exists
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# (and wasn't specified with -c).
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$codeentered ||= $input{'code-confirm'};
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# Verify the data ...
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$db_obj = tie(%db_hash, 'DB_File', $dbpath, O_CREAT|O_RDWR, 0644)
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or die "dbcreate $dbpath $!";
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$fd = $db_obj->fd;
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open(DB_FH, "+<&=$fd") or die "fdopen $!";
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unless (flock (DB_FH, LOCK_EX | LOCK_NB)) {
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unless (flock (DB_FH, LOCK_EX)) { die "flock: $!" }
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}
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# Sweep for and remove expired codes.
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foreach $randomcode (keys %db_hash) {
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if ( ($currenttime - $expiretime) >= $db_hash{$randomcode}) {
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delete $db_hash{"$randomcode"};
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}
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}
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$currenttime = time();
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if (defined($codeentered) && $codeentered && $db_hash{$codeentered} &&
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(($currenttime - $expiretime) <= $db_hash{$codeentered})) {
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# This code is good. Set the flag and remove the code.
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$codeok++;
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delete $db_hash{"$codeentered"};
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} else {
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# Fail silently.
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;
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}
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$db_obj->sync(); # to flush
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flock(DB_FH, LOCK_UN);
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undef $db_obj; # removing the last reference to the DB
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# closes it. Closing DB_FH is implicit.
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untie %db_hash;
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# be tolerant to <category>/<PR id> queries
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$pr =~ s%^.+/%%; # remove <category>/ part
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if ($pr =~ /(\d+)/) {
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$pr = $1;
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} else {
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$pr = 0;
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}
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$pr = int($pr); # numeralize: "0123" -> 123
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if ($pr < 1 || $pr > 499999) {
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print &html_header("FreeBSD Problem Report");
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print "<p>Invalid problem report number: $pr</p>\n";
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print &summary_link;
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print &html_footer;
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exit 0;
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}
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unless (open(Q, "$query_pr -F $pr 2>&1 |")) {
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print &html_header("Server error");
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print "<p>Unable to open PR database.</p>\n";
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print &summary_link;
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print &html_footer;
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die "Unable to query PR's";
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}
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if ($input{'f'} eq 'raw') {
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print "Content-Type: text/plain\r\n\r\n";
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print <Q>;
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close(Q);
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exit 0;
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}
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$inhdr = 1;
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$multiline = 0;
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$from = "";
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$replyto = "";
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while(<Q>) {
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chop;
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$html_fixup = 1;
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if (/^query-pr(:?\.(:?real|web))?: /) {
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print &html_header("FreeBSD problem report");
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if ($_ !~ /^query-pr(:?\.(:?real|web))?: no PRs matched$/) {
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print "<P>query-pr said:\n";
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print "<pre>$_\n";
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print <Q>;
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print "</pre>\n";
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} else {
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print "<p>No PR found matching $pr</p>\n";
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}
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print &summary_link;
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print &html_footer;
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exit;
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} elsif (/^lockf: /) {
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print &html_header("FreeBSD problem report");
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print "<p>The PR database is currently busy; please try ",
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"<a href='./query-pr.cgi?pr=$pr'>your query</a> again.</p>";
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print &summary_link;
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print &html_footer;
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exit;
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}
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# In e-mail header
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if ($inhdr && /^From:\s*(.*)$/i) {
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$from = $1;
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$from =~ s/.*<(.*)>.*/$1/;
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$from =~ s/\s*\(.*\)\s*//;
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}
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if ($inhdr && /^Reply-to:\s*(.*)$/i) {
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$replyto = $1;
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$replyto =~ s/.*<(.*)>.*/$1/;
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$replyto =~ s/\s*\(.*\)\s*//;
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}
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# End of e-mail header
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if ($inhdr && /^$/) {
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$from = $replyto if ($replyto);
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$email = $from;
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$email .= '@FreeBSD.org' unless ($email =~ /@/);
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$inhdr = 0;
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}
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if (/^>Responsible:/) {
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$_ = &getline($_);
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s/\(.*\)//; # remove personal name
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s/\s+//g;
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$_ = $_ . '@FreeBSD.org' if !/@/;
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$_ = ">Responsible:<a href='mailto:$_'>$_</a>";
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$html_fixup = 0;
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}
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s/^>Last-Modified:\s*$/>Last-Modified: never/;
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if (/^>Number:/) {
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$number = &getline($_);
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} elsif (/^>Category:/) {
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$cat = &getline($_);
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} elsif (/^>Synopsis:/) {
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$syn = &getline($_);
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$syn =~ s/[\t]+/ /g;
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$origsyn = $syn;
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$syn = &fixline($syn);
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print &html_header("Problem Report $cat/$number : $syn");
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if (! $codeok ) {
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print "<p><a href='#SEEMAIL'>View PR with email
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addresses</a></p>\n";
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}
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print "<p><strong>$syn</strong></p>\n<dl>\n";
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} else {
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next if $inhdr;
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if (/^>(\S+):\s*(.*)/) {
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print $trailer . "\n" unless ($blank);
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$trailer = "<dt><strong>$1</strong></dt><dd>\n";
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if ($html_fixup) {
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$trailer .= &fixline($2);
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} else {
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$trailer .= $2;
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}
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if ($1 eq "Originator" && $from ne "" && $codeok) { # add email address
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$trailer .= " <<a href='mailto:$email'>" . &fixline($from) . "</a>>";
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}
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$trailer .= '</dd>';
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$blank = !($2);
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$multiline = 0;
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} else {
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unless ($multiline) {
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next if /^\s*$/;
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print $trailer . "\n<dd><pre>\n";
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}
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$multiline = 1;
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$blank = 0;
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print $html_fixup ? &fixline($_) : $_ , "\n";
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$trailer = "</pre></dd>";
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}
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}
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}
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close(Q);
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print "$trailer\n" unless ($blank);
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print "</dl>";
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$origsyn =~ s/[^a-zA-Z+.@-]/"%" . sprintf("%02X", unpack("C", $&))/eg;
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$email =~ s/[^a-zA-Z+.@-]/"%" . sprintf("%02X", unpack("C", $&))/eg;
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print qq`<a href="mailto:bug-followup\@FreeBSD.org,${email}?subject=Re:%20${cat}/${number}:%20$origsyn">Submit Followup</a> | <a href="./query-pr.cgi?pr=$pr&f=raw">Raw PR</a> | <a href="./query-pr-summary.cgi?query">Find Another PR</a>\n`;
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if (! $codeok ) {
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print "<a name='SEEMAIL' id='SEEMAIL' />";
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print "<p>To see this PR with email addresses ";
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print " displayed, enter the code from the image and submit: \n";
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print "<form method='post' action='$scriptname'>\n";
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print "<input type='hidden' name='pr' value='$number'/>\n";
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print "<input type='text' name='code-confirm' ";
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print " id='code-confirm' size='8' />\n";
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print "<label for='code-confirm'>";
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print "<img src='http://www.FreeBSD.org/cgi/querypr-code.cgi?dummy=1' ";
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print " alt='Random text; if you cannot see the image, please email ";
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print " bugbusters\@FreeBSD.org' border='0' height='24' /></label>\n";
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print "<input type='submit' value='Go' />\n";
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print "</form></p>\n";
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}
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print &html_footer;
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# Sleep 0.35 seconds to avoid DoS attacks from broken robots
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select undef, undef, undef, 0.35;
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exit 0;
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sub getline
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{
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local($_) = @_;
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($tag,$remainder) = split(/\s+/, $_, 2);
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return $remainder;
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}
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sub summary_link {
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return qq`<p><a href="./query-pr-summary.cgi?query">Search for Another PR</a></p>\n`;
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}
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sub cvsweb {
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local($file) = shift;
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$file =~ s/[,.;]$//;
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return 'http://cvsweb.FreeBSD.org/' . $file;
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}
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sub srcref {
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local($_) = shift;
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local($rev) = '(rev\.?|revision):?\s+[0-9]\.[0-9.]+(\s+of)?';
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local($src) = '((src|www|doc|ports)/[^\s]+)';
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if (m%$rev\s*$src%oi || m%$src\s*$rev%) {
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s#$src#sprintf("<a href=%c%s%c>%s</a>", 34, &cvsweb($1), 34, $1)#ge;
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}
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return $_;
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}
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sub fixline {
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local(@splitline) = split(/((?:https?|ftp):\/\/[^\s"\(\)<>,;]+)/, shift);
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local($isurl) = 0;
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foreach (@splitline) {
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if ($isurl) {
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local($href) = local($html) = $_;
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$href =~ s/&/%26/g;
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$html =~ s/&/&/g;
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$_ = "<a href='$href'>$html</a>";
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} else {
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s/&/&/g;
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s/</</g;
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s/>/>/g;
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s%(\WPR[:s# \t]+)([a-z3486]+\/)?([0-9]+)%$1<a href="query-pr.cgi?pr=$3">$2$3</a>%ig;
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}
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$isurl = ! $isurl;
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}
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return &srcref(join('', @splitline));
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}
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