]> git.donarmstrong.com Git - debbugs.git/blobdiff - Debbugs/Control.pm
* Fix __internal_request in Debbugs::Control
[debbugs.git] / Debbugs / Control.pm
index 358842cd023e5003d66bd8a53c0b45a630b07b70..cf2ab8416566df3645c823d758393ce82cd27c0f 100644 (file)
@@ -5,7 +5,7 @@
 #
 # [Other people have contributed to this file; their copyrights should
 # go here too.]
-# Copyright 2007 by Don Armstrong <don@donarmstrong.com>.
+# Copyright 2007,2008,2009 by Don Armstrong <don@donarmstrong.com>.
 
 package Debbugs::Control;
 
@@ -82,7 +82,10 @@ BEGIN{
      $DEBUG = 0 unless defined $DEBUG;
 
      @EXPORT = ();
-     %EXPORT_TAGS = (affects => [qw(affects)],
+     %EXPORT_TAGS = (reopen    => [qw(reopen)],
+                    submitter => [qw(set_submitter)],
+                    severity => [qw(set_severity)],
+                    affects => [qw(affects)],
                     summary => [qw(summary)],
                     owner   => [qw(owner)],
                     title   => [qw(set_title)],
@@ -90,6 +93,8 @@ BEGIN{
                     found   => [qw(set_found set_fixed)],
                     fixed   => [qw(set_found set_fixed)],
                     package => [qw(set_package)],
+                    block   => [qw(set_blocks)],
+                    tag     => [qw(set_tag)],
                     archive => [qw(bug_archive bug_unarchive),
                                ],
                     log     => [qw(append_action_to_log),
@@ -102,7 +107,7 @@ BEGIN{
 
 use Debbugs::Config qw(:config);
 use Debbugs::Common qw(:lock buglog :misc get_hashname);
-use Debbugs::Status qw(bug_archiveable :read :hook writebug splitpackages);
+use Debbugs::Status qw(bug_archiveable :read :hook writebug splitpackages split_status_fields);
 use Debbugs::CGI qw(html_escape);
 use Debbugs::Log qw(:misc);
 use Debbugs::Recipients qw(:add);
@@ -114,7 +119,8 @@ use IO::File;
 
 use Debbugs::Text qw(:templates);
 
-use Debbugs::Mail qw(rfc822_date);
+use Debbugs::Mail qw(rfc822_date send_mail_message default_headers);
+use Debbugs::MIME qw(create_mime_message);
 
 use Mail::RFC822::Address qw();
 
@@ -157,6 +163,9 @@ my %common_options = (debug       => {type => SCALARREF|HANDLE,
                      request_nn       => {type => SCALAR,
                                           optional => 1,
                                          },
+                     request_replyto   => {type => SCALAR,
+                                           optional => 1,
+                                          },
                     );
 
 
@@ -242,9 +251,281 @@ my %append_action_options =
 #      writebug($data->{bug_num},$data);
 #      print {$transcript} "$action\n";
 #     }
-#     __end_control(\%info);
+#     __end_control(%info);
 # }
 
+
+=head2 set_blocks
+
+     eval {
+           set_block(bug          => $ref,
+                     transcript   => $transcript,
+                     ($dl > 0 ? (debug => $transcript):()),
+                     requester    => $header{from},
+                     request_addr => $controlrequestaddr,
+                     message      => \@log,
+                      affected_packages => \%affected_packages,
+                     recipients   => \%recipients,
+                     block        => [],
+                     );
+       };
+       if ($@) {
+           $errors++;
+           print {$transcript} "Failed to set blockers of $ref: $@";
+       }
+
+Alters the set of bugs that block this bug from being fixed
+
+This requires altering both this bug (and those it's merged with) as
+well as the bugs that block this bug from being fixed (and those that
+it's merged with)
+
+=over
+
+=item block -- scalar or arrayref of blocking bugs to set, add or remove
+
+=item add -- if true, add blocking bugs
+
+=item remove -- if true, remove blocking bugs
+
+=back
+
+=cut
+
+sub set_blocks {
+    my %param = validate_with(params => \@_,
+                             spec   => {bug => {type   => SCALAR,
+                                                regex  => qr/^\d+$/,
+                                               },
+                                        # specific options here
+                                        block => {type => SCALAR|ARRAYREF,
+                                                  default => [],
+                                                 },
+                                        add    => {type => BOOLEAN,
+                                                   default => 0,
+                                                  },
+                                        remove => {type => BOOLEAN,
+                                                   default => 0,
+                                                  },
+                                        %common_options,
+                                        %append_action_options,
+                                       },
+                            );
+    if ($param{add} and $param{remove}) {
+       croak "It's nonsensical to add and remove the same blocking bugs";
+    }
+    if (grep {$_ !~ /^\d+$/} make_list($param{block})) {
+       croak "Invalid blocking bug(s):".
+           join(', ',grep {$_ !~ /^\d+$/} make_list($param{block}));
+    }
+    my $mode = 'set';
+    if (exists $param{add}) {
+       $mode = 'add';
+    }
+    elsif (exists $param{remove}) {
+       $mode = 'remove';
+    }
+
+    my %info =
+       __begin_control(%param,
+                       command  => 'blocks'
+                      );
+    my ($debug,$transcript) =
+       @info{qw(debug transcript)};
+    my @data = @{$info{data}};
+    my @bugs = @{$info{bugs}};
+
+
+    # The first bit of this code is ugly, and should be cleaned up.
+    # Its purpose is to populate %removed_blockers and %add_blockers
+    # with all of the bugs that should be added or removed as blockers
+    # of all of the bugs which are merged with $param{bug}
+    my %ok_blockers;
+    my %bad_blockers;
+    for my $blocker (make_list($param{block})) {
+       next if $ok_blockers{$blocker} or $bad_blockers{$blocker};
+       my $data = read_bug(bug=>$blocker,
+                          );
+       if (defined $data and not $data->{archive}) {
+           $data = split_status_fields($data);
+           $ok_blockers{$blocker} = 1;
+           my @merged_bugs;
+           push @merged_bugs, make_list($data->{mergedwith});
+           $ok_blockers{@merged_bugs} = (1) x @merged_bugs if @merged_bugs;
+       }
+       else {
+           $bad_blockers{$blocker} = 1;
+       }
+    }
+
+    # throw an error if we are setting the blockers and there is a bad
+    # blocker
+    if (keys %bad_blockers and $mode eq 'set') {
+       croak "Unknown blocking bug(s):".join(', ',keys %bad_blockers).
+           keys %ok_blockers?'':" and no known blocking bug(s)";
+    }
+    # if there are no ok blockers and we are not setting the blockers,
+    # there's an error.
+    if (not keys %ok_blockers and $mode ne 'set') {
+       print {$transcript} "No valid blocking bug(s) given; not doing anything\n";
+       if (keys %bad_blockers) {
+           croak "Unknown blocking bug(s):".join(', ',keys %bad_blockers);
+       }
+       __end_control(%info);
+       return;
+    }
+
+    my @change_blockers = keys %ok_blockers;
+
+    my %removed_blockers;
+    my %added_blockers;
+    my $action = '';
+    my @blockers = map {split ' ', $_->{blockedby}} @data;
+    my %blockers;
+    @blockers{@blockers} = (1) x @blockers;
+
+    # it is nonsensical for a bug to block itself (or a merged
+    # partner); We currently don't allow removal because we'd possibly
+    # deadlock
+
+    my %bugs;
+    @bugs{@bugs} = (1) x @bugs;
+    for my $blocker (@change_blockers) {
+       if ($bugs{$blocker}) {
+           croak "It is nonsensical for a bug to block itself (or a merged partner): $blocker";
+       }
+    }
+    @blockers = keys %blockers;
+    if ($param{add}) {
+       %removed_blockers = ();
+       for my $blocker (@change_blockers) {
+           next if exists $blockers{$blocker};
+           $blockers{$blocker} = 1;
+           $added_blockers{$blocker} = 1;
+       }
+    }
+    elsif ($param{remove}) {
+       %added_blockers = ();
+       for my $blocker (@change_blockers) {
+           next if exists $removed_blockers{$blocker};
+           delete $blockers{$blocker};
+           $removed_blockers{$blocker} = 1;
+       }
+    }
+    else {
+       @removed_blockers{@blockers} = (1) x @blockers;
+       %blockers = ();
+       for my $blocker (@change_blockers) {
+           next if exists $blockers{$blocker};
+           $blockers{$blocker} = 1;
+           if (exists $removed_blockers{$blocker}) {
+               delete $removed_blockers{$blocker};
+           }
+           else {
+               $added_blockers{$blocker} = 1;
+           }
+       }
+    }
+    my @new_blockers = keys %blockers;
+    for my $data (@data) {
+       my $old_data = dclone($data);
+       # remove blockers and/or add new ones as appropriate
+       if ($data->{blockedby} eq '') {
+           print {$transcript} "Was not blocked by any bugs.\n";
+       } else {
+           print {$transcript} "Was blocked by: $data->{blockedby}\n";
+       }
+       my @changed;
+       push @changed, 'added blocking bug(s) of '.$data->{bug_num}.': '.english_join([keys %added_blockers]) if keys %added_blockers;
+       push @changed, 'removed blocking bug(s) of '.$data->{bug_num}.': '.english_join([keys %removed_blockers]) if keys %removed_blockers;
+       $action = ucfirst(join ('; ',@changed)) if @changed;
+       if (not @changed) {
+           print {$transcript} "Ignoring request to alter tags of bug #$data->{bug_num} to the same tags previously set\n"
+               unless __internal_request();
+           next;
+       }
+       $data->{blockedby} = join(' ',keys %blockers);
+       append_action_to_log(bug => $data->{bug_num},
+                            command  => 'block',
+                            old_data => $old_data,
+                            new_data => $data,
+                            get_lock => 0,
+                            __return_append_to_log_options(
+                                                           %param,
+                                                           action => $action,
+                                                          ),
+                           )
+           if not exists $param{append_log} or $param{append_log};
+       writebug($data->{bug_num},$data);
+       print {$transcript} "$action\n";
+    }
+    # we do this bit below to avoid code duplication
+    my %mungable_blocks;
+    $mungable_blocks{remove} = \%removed_blockers if keys %removed_blockers;
+    $mungable_blocks{add} = \%added_blockers if keys %added_blockers;
+    for my $add_remove (keys %mungable_blocks) {
+       my @munge_blockers;
+       my %munge_blockers;
+       my $block_locks = 0;
+       for my $blocker (keys %{$mungable_blocks{$add_remove}}) {
+           next if $munge_blockers{$blocker};
+           my ($new_locks, @blocking_data) =
+               lock_read_all_merged_bugs($blocker,
+                                         ($param{archived}?'archive':()));
+           if (not @blocking_data) {
+               unfilelock() for $new_locks;
+               die "Unable to get file lock while trying to $add_remove blocker '$blocker'";
+           }
+           for (map {$_->{bug_num}} @blocking_data) {
+               $munge_blockers{$_} = 1;
+           }
+           for my $data (@blocking_data) {
+               my $old_data = dclone($data);
+               my %blocks;
+               my @blocks = split ' ', $data->{blocks};
+               @blocks{@blocks} = (1) x @blocks;
+               @blocks = ();
+               for my $bug (@bugs) {
+                   if ($add_remove eq 'remove') {
+                       next unless exists $blocks{$bug};
+                       delete $blocks{$bug};
+                   }
+                   else {
+                       next if exists $blocks{$bug};
+                       $blocks{$bug} = 1;
+                   }
+                   push @blocks, $bug;
+               }
+               $data->{blocks} = join(' ',sort keys %blocks);
+               my $action = ($add_remove eq 'add'?'Added':'Removed').
+                   " indication that bug $data->{bug_num} blocks".
+                   join(',',@blocks);
+               append_action_to_log(bug => $data->{bug_num},
+                                    command => 'block',
+                                    old_data => $old_data,
+                                    new_data => $data,
+                                    get_lock => 0,
+                                    __return_append_to_log_options(%param,
+                                                                  action => $action
+                                                                  )
+                                   );
+           }
+           __handle_affected_packages(%param,data=>\@blocking_data);
+           add_recipients(recipients => $param{recipients},
+                          actions_taken => {blocks => 1},
+                          data       => \@blocking_data,
+                          debug      => $debug,
+                          transcript => $transcript,
+                         );
+
+           unfilelock() for $new_locks;
+       }
+    }
+    __end_control(%info);
+}
+
+
+
 =head2 set_tag
 
      eval {
@@ -331,17 +612,11 @@ sub set_tag {
     # first things first, make the versions fully qualified source
     # versions
     for my $data (@data) {
-       # The 'done' field gets a bit weird with version tracking,
-       # because a bug may be closed by multiple people in different
-       # branches. Until we have something more flexible, we set it
-       # every time a bug is fixed, and clear it when a bug is found
-       # in a version greater than any version in which the bug is
-       # fixed or when a bug is found and there is no fixed version
        my $action = 'Did not alter tags';
        my %tag_added = ();
        my %tag_removed = ();
        my %fixed_removed = ();
-       my @old_tags = split /\,\s*/, $data->{tags};
+       my @old_tags = split /\,\s*/, $data->{keywords};
        my %tags;
        @tags{@old_tags} = (1) x @old_tags;
        my $reopened = 0;
@@ -383,7 +658,7 @@ sub set_tag {
            print {$transcript} "Unknown tag(s): ".join(', ',@bad_tags).".\n";
            print {$transcript} "These tags are recognized: ".join(', ',@{$config{tags}}).".\n";
        }
-       $data->{tags} = join(', ',keys %tags); # double check this
+       $data->{keywords} = join(', ',keys %tags); # double check this
 
        my @changed;
        push @changed, 'added tag(s) '.english_join([keys %tag_added]) if keys %tag_added;
@@ -498,7 +773,7 @@ sub set_severity {
        writebug($data->{bug_num},$data);
        print {$transcript} "$action\n";
     }
-    __end_control(\%info);
+    __end_control(%info);
 }
 
 
@@ -579,7 +854,7 @@ sub reopen {
            push @change_submitter,$data->{bug_num};
        }
     }
-    __end_control(\%info);
+    __end_control(%info);
     my @params_for_subcalls = 
        map {exists $param{$_}?($_,$param{$_}):()}
            (keys %common_options,
@@ -657,21 +932,22 @@ sub set_submitter {
        my $old_data = dclone($data);
        print {$debug} "Going to change bug submitter\n";
        if (((not defined $param{submitter} or not length $param{submitter}) and
-             (not defined $data->{submitter} or not length $data->{submitter})) or
-            $param{submitter} eq $data->{submitter}) {
+             (not defined $data->{originator} or not length $data->{originator})) or
+            (defined $param{submitter} and defined $data->{originator} and
+             $param{submitter} eq $data->{originator})) {
            print {$transcript} "Ignoring request to change the submitter of bug#$data->{bug_num} to the same value\n"
                unless __internal_request();
            next;
        }
        else {
-           if (defined $data->{submitter} and length($data->{submitter})) {
-               $action= "Changed $config{bug} submitter to '$param{submitter}' from '$data->{submitter}'";
+           if (defined $data->{originator} and length($data->{originator})) {
+               $action= "Changed $config{bug} submitter to '$param{submitter}' from '$data->{originator}'";
                $notify_old_submitter = 1;
            }
            else {
                $action= "Set $config{bug} submitter to '$param{submitter}'.";
            }
-           $data->{submitter} = $param{submitter};
+           $data->{originator} = $param{submitter};
        }
         append_action_to_log(bug => $data->{bug_num},
                             command => 'submitter',
@@ -689,26 +965,23 @@ sub set_submitter {
        # notify old submitter
        if ($notify_old_submitter and $param{notify_submitter}) {
            send_mail_message(message =>
-                             create_mime_message(["X-Loop"      => $config{maintainer_email},
-                                                  From          => "$config{maintainer_email} ($config{project} $config{ubug} Tracking System)",
-                                                  To            => $old_data->{submitter},
-                                                  Subject       => "$config{ubug}#$data->{bug_num} submitter addressed changed ($param{request_subject})",
-                                                  "Message-ID"  => "<$data->{bug_num}.$param{request_nn}.ackfwdd\@$config{email_domain}>",
-                                                  "In-Reply-To" => $param{request_msgid},
-                                                  References    => join(' ',grep {defined $_} $param{request_msgid},$data->{msgid}),
-                                                  Precedence    => 'bulk',
-                                                  "X-$gProject-PR-Message"  => "submitter-changed $data->{bug_num}",
-                                                  "X-$gProject-PR-Package"  => $data->{package},
-                                                  "X-$gProject-PR-Keywords" => $data->{keywords},
-                                                  # Only have a X-$gProject-PR-Source when we know the source package
-                                                  (defined($source_package) and length($source_package))?("X-$gProject-PR-Source" => $source_package):(),
+                             create_mime_message([default_headers(queue_file => $param{request_nn},
+                                                                  data => $data,
+                                                                  msgid => $param{request_msgid},
+                                                                  msgtype => 'ack',
+                                                                  pr_msg  => 'submitter-changed',
+                                                                  headers =>
+                                                                  [To => $old_data->{submitter},
+                                                                   Subject => "$config{ubug}#$data->{bug_num} submitter addressed changed ($param{request_subject})",
+                                                                  ],
+                                                                 )
                                                  ],
-                                                 message_body_template('mail/submitter_changed',
-                                                                       {old_data => $old_data,
-                                                                        data     => $data,
-                                                                        replyto  => exists $param{header}{'reply-to'} ? $param{request_replyto} : $param{requester} || 'Unknown',
-                                                                        config   => \%config,
-                                                                       })
+                                                 __message_body_template('mail/submitter_changed',
+                                                                         {old_data => $old_data,
+                                                                          data     => $data,
+                                                                          replyto  => exists $param{header}{'reply-to'} ? $param{request_replyto} : $param{requester} || 'Unknown',
+                                                                          config   => \%config,
+                                                                         })
                                                 ),
                              recipients => $old_data->{submitter},
                             );
@@ -1545,7 +1818,7 @@ sub affects {
              }
              if (keys %added_packages) {
                  $action .= "Added indication that $data->{bug_num} affects " .
-                  english_join([%added_packages]);
+                  english_join([keys %added_packages]);
              }
         }
        if (not length $action) {
@@ -2313,7 +2586,7 @@ C<__PACKAGE__>.
 sub __internal_request{
     my ($l) = @_;
     $l = 0 if not defined $l;
-    if (defined +(caller(2+$l))[0] and +(caller(2+$l))[0] eq __PACKAGE__) {
+    if (defined((caller(1+$l))[0]) and (caller(1+$l))[0] eq __PACKAGE__) {
        return 1;
     }
     return 0;
@@ -2412,10 +2685,19 @@ sub __begin_control {
     if (not @data) {
        die "Unable to read any bugs successfully.";
     }
-    ###
-    # XXX check the limit at this point, and die if it is exceeded.
-    # This is currently not done
-    ###
+    if (not $param{archived}) {
+       for my $data (@data) {
+           if ($data->{archived}) {
+               die "Not altering archived bugs; see unarchive.";
+           }
+       }
+    }
+    if (not __check_limit(data => \@data,
+                         exists $param{limit}?(limit => $param{limit}):(),
+                        )) {
+       die "limit failed for bugs: ".join(', ',map {$_->{bug_num}} @data);
+    }
+
     __handle_affected_packages(%param,data => \@data);
     print {$transcript} __bug_info(@data) if $param{show_bug_info} and not __internal_request(1);
     print {$debug} "$param{bug} read $locks locks\n";
@@ -2428,7 +2710,7 @@ sub __begin_control {
                   recipients => $param{recipients},
                   (exists $param{command}?(actions_taken => {$param{command} => 1}):()),
                   debug      => $debug,
-                  transcript => $transcript,
+                  (__internal_request()?(transcript => $transcript):()),
                  );
 
     print {$debug} "$param{bug} read done\n";
@@ -2465,7 +2747,7 @@ sub __end_control {
        @{$info{param}{bugs_affected}}{@{$info{bugs}}} = (1) x @{$info{bugs}};
     }
     add_recipients(recipients => $info{param}{recipients},
-                  (exists $info{param}{command}?(actions_taken => {$info{param}{command} => 1}):()),
+                  (exists $info{param}{command}?(actions_taken => {$info{param}{command} , 1}):()),
                   data       => $info{data},
                   debug      => $info{debug},
                   transcript => $info{transcript},
@@ -2474,6 +2756,69 @@ sub __end_control {
 }
 
 
+=head2 __check_limit
+
+     __check_limit(data => \@data, limit => $param{limit});
+
+
+Checks to make sure that bugs match any limits; each entry of @data
+much satisfy the limit.
+
+Returns true if there are no entries in data, or there are no keys in
+limit; returns false (0) if there are any entries which do not match.
+
+The limit hashref elements can contain an arrayref of scalars to
+match; regexes are also acccepted. At least one of the entries in each
+element needs to match the corresponding field in all data for the
+limit to succeed.
+
+=cut
+
+
+sub __check_limit{
+    my %param = validate_with(params => \@_,
+                             spec   => {data  => {type => ARRAYREF|SCALAR,
+                                                 },
+                                        limit => {type => HASHREF|UNDEF,
+                                                 },
+                                       },
+                            );
+    my @data = make_list($param{data});
+    if (not @data or
+       not defined $param{limit} or
+       not keys %{$param{limit}}) {
+       return 1;
+    }
+    for my $data (@data) {
+       for my $field (keys %{$param{limit}}) {
+           next unless exists $param{limit}{$field};
+           my $match = 0;
+           for my $limit (make_list($param{limit}{$field})) {
+               if (not ref $limit) {
+                   if ($data->{$field} eq $limit) {
+                       $match = 1;
+                       last;
+                   }
+               }
+               elsif (ref($limit) eq 'Regexp') {
+                   if ($data->{$field} =~ $limit) {
+                       $match = 1;
+                       last;
+                   }
+               }
+               else {
+                   warn "Unknown type of reference: '".ref($limit)."' in key '$field'";
+               }
+           }
+           if (not $match) {
+               return 0;
+           }
+       }
+    }
+    return 1;
+}
+
+
 =head2 die
 
      sig_die "foo"
@@ -2494,6 +2839,40 @@ sub sig_die{
 }
 
 
+# =head2 __message_body_template
+#
+#      message_body_template('mail/ack',{ref=>'foo'});
+#
+# Creates a message body using a template
+#
+# =cut
+
+sub __message_body_template{
+     my ($template,$extra_var) = @_;
+     $extra_var ||={};
+     my $hole_var = {'&bugurl' =>
+                    sub{"$_[0]: ".
+                            'http://'.$config{cgi_domain}.'/'.
+                                Debbugs::CGI::bug_url($_[0]);
+                    }
+                   };
+
+     my $body = fill_in_template(template => $template,
+                                variables => {config => \%config,
+                                              %{$extra_var},
+                                             },
+                                hole_var => $hole_var,
+                               );
+     return fill_in_template(template => 'mail/message_body',
+                            variables => {config => \%config,
+                                          %{$extra_var},
+                                          body => $body,
+                                         },
+                            hole_var => $hole_var,
+                           );
+}
+
+
 1;
 
 __END__