Annotation of /bin/MasterAddTable

#!/usr/bin/perl -w
# MasterAddTable
# Vadim Mikheev, (c) 2000, PostgreSQL Inc.

eval '(exit $?0)' && eval 'exec perl -S $0 ${1+"$@"}'
    & eval 'exec perl -S $0 $argv:q'
    if 0;

use strict;
use Pg;
use Getopt::Long;

$| = 1;

my ($debug,$verbose) = (0,0);
my ($help,$masterhost,$masterport,$masteruser,$masterpassword);

my $result = GetOptions(
        "debug!" => \$debug, "verbose!" => \$verbose, "help" => \$help,
        "masterhost=s" => \$masterhost, "masterport=i" => \$masterport,
        "masteruser=s" => \$masteruser, "masterpassword=s" => \$masterpassword,
        );

if (defined($help) || (scalar(@ARGV) < 3)) {
    print "Usage: $0 [options] masterdb table column
Options:
        --masterhost=hostname --masterport=port
        --masteruser=username --masterpassword=string
";
    exit ((scalar(@ARGV) < 3)? 1:0);
}

my $dbname = $ARGV[0];
my $table = $ARGV[1];
my $keyname = $ARGV[2];

my $minfo = "dbname=$dbname";
$minfo = "$minfo host=$masterhost" if (defined($masterhost));
$minfo = "$minfo port=$masterport" if (defined($masterport));
$minfo = "$minfo user=$masteruser" if (defined($masteruser));
$minfo = "$minfo password=$masterpassword" if (defined($masterpassword));

my $conn = Pg::connectdb($minfo);
if ($conn->status != PGRES_CONNECTION_OK) {
    print STDERR "Failed opening $minfo\n";
    exit 1;
}

$result = $conn->exec("BEGIN");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;

$result = $conn->exec("select pgc.oid, pga.attnum from pg_class pgc" . 
                      ", pg_attribute pga where pgc.relname = '$table'" .
                      " and pgc.oid = pga.attrelid" . 
                      " and pga.attname = '$keyname'");
die $conn->errorMessage if $result->resultStatus ne PGRES_TUPLES_OK;

my @row = $result->fetchrow;
die "Can't find table/key\n" if ! defined $row[0] || ! defined $row[1];

$result = $conn->exec("create trigger _RSERV_TRIGGER_T_ after" . 
                      " insert or update or delete on \"$table\"" .
                      " for each row execute procedure" . 
                      " _rserv_log_('$row[1]')");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;

$result = $conn->exec("insert into _RSERV_TABLES_ (tname, cname, reloid, key)" . 
                      " values ('$table', '$keyname', $row[0], $row[1])");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;

$result = $conn->exec("COMMIT");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;

exit(0);
1	dpavlin	1.3	#!/usr/bin/perl -w
2	dpavlin	1.1	# MasterAddTable
3			# Vadim Mikheev, (c) 2000, PostgreSQL Inc.
4
5			eval '(exit $?0)' && eval 'exec perl -S $0 ${1+"$@"}'
6			& eval 'exec perl -S $0 $argv:q'
7			if 0;
8
9	dpavlin	1.3	use strict;
10	dpavlin	1.1	use Pg;
11			use Getopt::Long;
12
13			$\| = 1;
14
15	dpavlin	1.3	my ($debug,$verbose) = (0,0);
16			my ($help,$masterhost,$masterport,$masteruser,$masterpassword);
17	dpavlin	1.1
18	dpavlin	1.3	my $result = GetOptions(
19			"debug!" => \$debug, "verbose!" => \$verbose, "help" => \$help,
20			"masterhost=s" => \$masterhost, "masterport=i" => \$masterport,
21			"masteruser=s" => \$masteruser, "masterpassword=s" => \$masterpassword,
22			);
23
24			if (defined($help) \|\| (scalar(@ARGV) < 3)) {
25			print "Usage: $0 [options] masterdb table column
26			Options:
27			--masterhost=hostname --masterport=port
28			--masteruser=username --masterpassword=string
29			";
30			exit ((scalar(@ARGV) < 3)? 1:0);
31	dpavlin	1.1	}
32
33			my $dbname = $ARGV[0];
34			my $table = $ARGV[1];
35			my $keyname = $ARGV[2];
36
37			my $minfo = "dbname=$dbname";
38	dpavlin	1.3	$minfo = "$minfo host=$masterhost" if (defined($masterhost));
39			$minfo = "$minfo port=$masterport" if (defined($masterport));
40			$minfo = "$minfo user=$masteruser" if (defined($masteruser));
41			$minfo = "$minfo password=$masterpassword" if (defined($masterpassword));
42	dpavlin	1.1
43			my $conn = Pg::connectdb($minfo);
44	dpavlin	1.2	if ($conn->status != PGRES_CONNECTION_OK) {
45			print STDERR "Failed opening $minfo\n";
46			exit 1;
47			}
48	dpavlin	1.1
49	dpavlin	1.3	$result = $conn->exec("BEGIN");
50	dpavlin	1.1	die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
51
52			$result = $conn->exec("select pgc.oid, pga.attnum from pg_class pgc" .
53	dpavlin	1.2	", pg_attribute pga where pgc.relname = '$table'" .
54			" and pgc.oid = pga.attrelid" .
55			" and pga.attname = '$keyname'");
56	dpavlin	1.1	die $conn->errorMessage if $result->resultStatus ne PGRES_TUPLES_OK;
57
58			my @row = $result->fetchrow;
59			die "Can't find table/key\n" if ! defined $row[0] \|\| ! defined $row[1];
60
61			$result = $conn->exec("create trigger _RSERV_TRIGGER_T_ after" .
62	dpavlin	1.2	" insert or update or delete on \"$table\"" .
63			" for each row execute procedure" .
64			" _rserv_log_('$row[1]')");
65	dpavlin	1.1	die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
66
67			$result = $conn->exec("insert into _RSERV_TABLES_ (tname, cname, reloid, key)" .
68	dpavlin	1.2	" values ('$table', '$keyname', $row[0], $row[1])");
69	dpavlin	1.1	die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
70
71			$result = $conn->exec("COMMIT");
72			die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
73
74			exit(0);