/usr/share/gforge/plugins/projectlabels/bin/db-upgrade.pl is in fusionforge-plugin-projectlabels 5.1.1-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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#
# $Id: db-upgrade.pl,v 1.1.1.1 2005/09/22 17:32:56 rhertzog Exp $
#
# Debian-specific script to upgrade the database between releases
# Roland Mas <lolando@debian.org>
use strict ;
use diagnostics ;
use DBI ;
use MIME::Base64 ;
use HTML::Entities ;
use vars qw/$dbh @reqlist $query/ ;
use vars qw/$sys_default_domain $sys_cvs_host $sys_download_host
$sys_shell_host $sys_users_host $sys_docs_host $sys_lists_host
$sys_dns1_host $sys_dns2_host $FTPINCOMING_DIR $FTPFILES_DIR
$sys_urlroot $sf_cache_dir $sys_name $sys_themeroot
$sys_news_group $sys_dbhost $sys_dbname $sys_dbuser $sys_dbpasswd
$sys_ldap_base_dn $sys_ldap_host $admin_login $admin_password
$server_admin $domain_name $newsadmin_groupid $statsadmin_groupid
$skill_list/ ;
use vars qw/$pluginname/ ;
sub is_lesser ( $$ ) ;
sub is_greater ( $$ ) ;
sub debug ( $ ) ;
sub parse_sql_file ( $ ) ;
require ("/usr/share/gforge/lib/include.pl") ; # Include a few predefined functions
require ("/usr/share/gforge/lib/sqlparser.pm") ; # Our magic SQL parser
debug "You'll see some debugging info during this installation." ;
debug "Do not worry unless told otherwise." ;
&db_connect ;
# debug "Connected to the database OK." ;
$pluginname = "projectlabels" ;
$dbh->{AutoCommit} = 0;
$dbh->{RaiseError} = 1;
eval {
my ($sth, @array, $version, $path, $target) ;
&create_metadata_table ("0") ;
$version = &get_db_version ;
$target = "0.1" ;
if (is_lesser $version, $target) {
my @filelist = ( "/usr/share/gforge/plugins/$pluginname/lib/$pluginname-init.sql" ) ;
foreach my $file (@filelist) {
debug "Processing $file" ;
@reqlist = @{ &parse_sql_file ($file) } ;
foreach my $s (@reqlist) {
$query = $s ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
}
@reqlist = () ;
&update_db_version ($target) ;
debug "Committing." ;
$dbh->commit () ;
}
debug "It seems your database install/upgrade went well and smoothly. That's cool." ;
debug "Please enjoy using Debian GForge." ;
# There should be a commit at the end of every block above.
# If there is not, then it might be symptomatic of a problem.
# For safety, we roll back.
$dbh->rollback ();
};
if ($@) {
warn "Transaction aborted because $@" ;
debug "Transaction aborted because $@" ;
debug "Last SQL query was:\n$query\n(end of query)" ;
$dbh->rollback ;
debug "Please report this bug on the Debian bug-tracking system." ;
debug "Please include the previous messages as well to help debugging." ;
debug "You should not worry too much about this," ;
debug "your DB is still in a consistent state and should be usable." ;
exit 1 ;
}
$dbh->rollback ;
$dbh->disconnect ;
sub is_lesser ( $$ ) {
my $v1 = shift || 0 ;
my $v2 = shift || 0 ;
my $rc = system "dpkg --compare-versions $v1 lt $v2" ;
return (! $rc) ;
}
sub is_greater ( $$ ) {
my $v1 = shift || 0 ;
my $v2 = shift || 0 ;
my $rc = system "dpkg --compare-versions $v1 gt $v2" ;
return (! $rc) ;
}
sub debug ( $ ) {
my $v = shift ;
chomp $v ;
print STDERR "$v\n" ;
}
sub create_metadata_table ( $ ) {
my $v = shift || "0" ;
my $tablename = "plugin_" .$pluginname . "_meta_data" ;
# Do we have the metadata table?
$query = "SELECT count(*) FROM pg_class WHERE relname = '$tablename' and relkind = 'r'";
# debug $query ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
my @array = $sth->fetchrow_array () ;
$sth->finish () ;
# Let's create this table if we have it not
if ($array [0] == 0) {
debug "Creating $tablename table." ;
$query = "CREATE TABLE $tablename (key varchar primary key, value text not null)" ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
$query = "SELECT count(*) FROM $tablename WHERE key = 'db-version'";
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
@array = $sth->fetchrow_array () ;
$sth->finish () ;
# Empty table? We'll have to fill it up a bit
if ($array [0] == 0) {
debug "Inserting first data into $tablename table." ;
$query = "INSERT INTO $tablename (key, value) VALUES ('db-version', '$v')" ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
}
sub update_db_version ( $ ) {
my $v = shift or die "Not enough arguments" ;
my $tablename = "plugin_" .$pluginname . "_meta_data" ;
debug "Updating $tablename table." ;
$query = "UPDATE $tablename SET value = '$v' WHERE key = 'db-version'" ;
# debug $query ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
sub get_db_version () {
my $tablename = "plugin_" .$pluginname . "_meta_data" ;
$query = "SELECT value FROM $tablename WHERE key = 'db-version'" ;
# debug $query ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
my @array = $sth->fetchrow_array () ;
$sth->finish () ;
my $version = $array [0] ;
return $version ;
}
sub drop_table_if_exists ( $ ) {
my $tname = shift or die "Not enough arguments" ;
$query = "SELECT count(*) FROM pg_class WHERE relname='$tname' AND relkind='r'" ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
my @array = $sth->fetchrow_array () ;
$sth->finish () ;
if ($array [0] != 0) {
# debug "Dropping table $tname" ;
$query = "DROP TABLE $tname" ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
}
sub drop_sequence_if_exists ( $ ) {
my $sname = shift or die "Not enough arguments" ;
$query = "SELECT count(*) FROM pg_class WHERE relname='$sname' AND relkind='S'" ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
my @array = $sth->fetchrow_array () ;
$sth->finish () ;
if ($array [0] != 0) {
# debug "Dropping sequence $sname" ;
$query = "DROP SEQUENCE $sname" ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
}
sub drop_index_if_exists ( $ ) {
my $iname = shift or die "Not enough arguments" ;
$query = "SELECT count(*) FROM pg_class WHERE relname='$iname' AND relkind='i'" ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
my @array = $sth->fetchrow_array () ;
$sth->finish () ;
if ($array [0] != 0) {
# debug "Dropping index $iname" ;
$query = "DROP INDEX $iname" ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
}
sub drop_view_if_exists ( $ ) {
my $iname = shift or die "Not enough arguments" ;
$query = "SELECT count(*) FROM pg_class WHERE relname='$iname' AND relkind='v'" ;
my $sth = $dbh->prepare ($query) ;
$sth->execute () ;
my @array = $sth->fetchrow_array () ;
$sth->finish () ;
if ($array [0] != 0) {
# debug "Dropping view $iname" ;
$query = "DROP VIEW $iname" ;
# debug $query ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
$sth->finish () ;
}
}
sub bump_sequence_to ( $$ ) {
my ($sth, @array, $seqname, $targetvalue) ;
$seqname = shift ;
$targetvalue = shift ;
do {
$query = "select nextval ('$seqname')" ;
$sth = $dbh->prepare ($query) ;
$sth->execute () ;
@array = $sth->fetchrow_array () ;
$sth->finish () ;
} until $array[0] >= $targetvalue ;
}
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