From 771a917aed2ca46fac22ca6fc79af2364dffa499 Mon Sep 17 00:00:00 2001 From: Dylan Hardison Date: Tue, 19 Jul 2016 09:10:02 -0400 Subject: Bug 1254882 - develop a nightly script to revoke access to legal bugs from ex-employees --- scripts/nightly_group_bug_cleaner.pl | 166 +++++++++++++++++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100755 scripts/nightly_group_bug_cleaner.pl (limited to 'scripts') diff --git a/scripts/nightly_group_bug_cleaner.pl b/scripts/nightly_group_bug_cleaner.pl new file mode 100755 index 000000000..d8ce4cb54 --- /dev/null +++ b/scripts/nightly_group_bug_cleaner.pl @@ -0,0 +1,166 @@ +#!/usr/bin/perl -w +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. +# +# This Source Code Form is "Incompatible With Secondary Licenses", as +# defined by the Mozilla Public License, v. 2.0. +use 5.10.1; +use strict; +use warnings; +use Bugzilla; +use Bugzilla::Constants; +use Bugzilla::Field; +use Bugzilla::Group; +use Bugzilla::Util qw(diff_arrays); +use List::MoreUtils qw(any uniq); +BEGIN { Bugzilla->extensions } + +{ + my $dbh = Bugzilla->dbh; + my %IGNORE = map { $_ => 1 } qw(everyone); + my @WATCH = qw(mozilla-employee-confidential); + my @REMOVE = qw(legal); + my $JOB_NAME = "nightly-legal-bugs"; + + my ($last_run) = $dbh->selectrow_array('select last_run from job_last_run where name = ?', undef, $JOB_NAME); + my $and_at_time = $last_run ? ' AND at_time > ?' : ''; + my $and_profiles_when = $last_run ? ' AND profiles_when > ?' : ''; + my @history_sql_params; + if ($last_run) { + @history_sql_params = ($last_run, get_field_id('bug_group'), $last_run); + } + else { + @history_sql_params = (get_field_id('bug_group')); + } + + my $history_sql = qq{ + SELECT + 'rename' AS type, object_id AS user_id, at_time AS time, removed as oldvalue, added as newvalue + FROM + audit_log + WHERE + class = 'Bugzilla::User' AND field = 'login_name' $and_at_time + UNION ALL SELECT + 'editgroup', userid, profiles_when, oldvalue, newvalue + FROM + profiles_activity + WHERE + fieldid = ? $and_profiles_when + ORDER BY time + }; + + my $group_group_sql = q{ + SELECT + member.name AS member, grantor.name AS name + FROM + group_group_map + JOIN + groups AS member ON member_id = member.id + JOIN + groups AS grantor ON grantor_id = grantor.id + WHERE + grant_type = 0 + }; + + $dbh->bz_start_transaction(); + my ($timestamp) = $dbh->selectrow_array('SELECT LOCALTIMESTAMP(0)'); + # representing what we currently know about the users. + my $group_sql = 'SELECT userregexp, name FROM groups'; + my @user_regexp_rules = grep { $_->[0] } @{$dbh->selectall_arrayref($group_sql)}; + + my %group_map; + foreach my $pair (@{$dbh->selectall_arrayref($group_group_sql)}) { + $group_map{$pair->[0]}{$pair->[1]} = 1; + } + + my $history_items = $dbh->selectall_arrayref($history_sql, { Slice => {} }, @history_sql_params); + my %is_removed_from; + my %added_by_rename; + foreach my $history_item (@$history_items) { + my ($user_id, @removes, @adds); + $user_id = $history_item->{user_id}; + + if ($history_item->{type} eq 'rename') { + my @oldvalue = grep { !$IGNORE{$_} } all_groups_for_login(\%group_map, \@user_regexp_rules, $history_item->{oldvalue}); + my @newvalue = grep { !$IGNORE{$_} } all_groups_for_login(\%group_map, \@user_regexp_rules, $history_item->{newvalue}); + my ($removed, $added) = diff_arrays(\@oldvalue, \@newvalue); + @removes = @$removed; + @adds = @$added; + $added_by_rename{$user_id}{$_} = 1 for @adds; + delete $added_by_rename{$user_id}{$_} for @removes; + } + else { + @adds = grep { !$IGNORE{$_} } all_groups_for_groups(\%group_map, [split(/\s*,\s/, $history_item->{newvalue})]); + @removes = grep { !$IGNORE{$_} && !$added_by_rename{$user_id}{$_} } all_groups_for_groups(\%group_map, [split(/\s*,\s/, $history_item->{oldvalue})]); + } + $is_removed_from{$user_id}{$_} = 1 for @removes; + delete $is_removed_from{$user_id}{$_} for @adds; + } + + foreach my $user_id (keys %is_removed_from) { + delete $is_removed_from{$user_id} if !any { $is_removed_from{$user_id}{$_} } @WATCH; + } + + # the following user ids have left the group(s) we watch. + my @user_ids = keys %is_removed_from; + + # Load nobody user and set as current + my $auto_user = Bugzilla::User->check({ name => 'automation@bmo.tld' }); + my $nobody = Bugzilla::User->check({ name => 'nobody@mozilla.org' }); + Bugzilla->set_user($auto_user); + + my $sth_remove_mapping = $dbh->prepare('DELETE FROM user_group_map WHERE user_id = ? AND group_id = ? AND grant_type = ?'); + my @remove_groups = map { Bugzilla::Group->check({name => $_}) } @REMOVE; + my @remove_groups_all = map { Bugzilla::Group->check({name => $_}) } all_groups_for_groups(\%group_map, \@REMOVE); + + foreach my $user_id (@user_ids) { + my $user = Bugzilla::User->check({id => $user_id}); + my @groups_removed_from; + say 'Working on ', $user->identity; + + foreach my $remove_group (@remove_groups) { + if ($user->in_group($remove_group)) { + push @groups_removed_from, $remove_group->name; + $sth_remove_mapping->execute($user_id, $remove_group->id, GRANT_DIRECT); + } + } + + if (@groups_removed_from) { + $dbh->do('INSERT INTO profiles_activity' + . ' (userid, who, profiles_when, fieldid, oldvalue, newvalue)' + . ' VALUES (?, ?, now(), ?, ?, ?)', + undef, + $user_id, $auto_user->id, + get_field_id('bug_group'), + join(', ', @groups_removed_from), ''); + Bugzilla->memcached->clear_config({ key => "user_groups.$user_id" }); + } + $user->force_bug_dissociation($nobody, \@remove_groups_all, $timestamp); + } + + my $insert_or_update = q{ INSERT INTO job_last_run (name, last_run) VALUES (?, ?) + ON DUPLICATE KEY UPDATE last_run = ? }; + $dbh->do($insert_or_update, undef, $JOB_NAME, $timestamp, $timestamp); + $dbh->bz_commit_transaction(); +} + +sub all_groups_for_login { + my ($map, $rules, $login) = @_; + return uniq sort map { groups($map, $_) } user_regexp_groups($rules, $login); +} + +sub user_regexp_groups { + my ($rules, $login) = @_; + return map { $_->[1] } grep { $login =~ $_->[0] } @$rules; +} + +sub all_groups_for_groups { + my ($map, $groups) = @_; + return uniq sort map { groups($map, $_) } @$groups; +} + +sub groups { + my ($map, $group) = @_; + return $group, map { $_, groups($map, $_) } keys %{$map->{$group}}; +} -- cgit v1.2.3-24-g4f1b