PAL.C.T MINI SHELL
# query-monitor.pl
# Try an SQL query on a MySQL or PostgreSQL server
sub get_query_status
{
# Load the driver
local $drh;
eval <<EOF;
use DBI;
\$drh = DBI->install_driver(\$_[0]->{'driver'});
EOF
if ($@) {
return { 'up' => -1,
'desc' => &text('query_edriver',
"<tt>DBD::$_[0]->{'driver'}</tt>") };
}
# Connect to the database server
local $dbistr = &make_dbistr($_[0]->{'driver'}, $_[0]->{'db'}, $_[0]->{'host'});
local $dbh = $drh->connect($dbistr,
$_[0]->{'user'}, $_[0]->{'pass'}, { });
if (!$dbh) {
return { 'up' => 0,
'desc' => &text('query_elogin', $drh->errstr) };
}
# Execute the query
local $cmd = $dbh->prepare($_[0]->{'sql'});
if (!$cmd) {
return { 'up' => 0,
'desc' => &text('query_eprepare', $dbh->errstr) };
}
if (!$cmd->execute()) {
return { 'up' => 0,
'desc' => &text('query_eexecute', $dbh->errstr) };
}
local @r = $cmd->fetchrow();
$cmd->finish();
if ($_[0]->{'result'} ne '' && $r[0] ne $_[0]->{'result'}) {
return { 'up' => 0,
'desc' => &text('query_ewrong', $r[0]) };
}
return { 'up' => 1 };
}
sub show_query_dialog
{
print &ui_table_row($text{'query_driver'},
&ui_select("driver", $_[0]->{'driver'},
[ [ "mysql", "MySQL" ],
[ "Pg", "PostgreSQL" ],
[ "Oracle", "Oracle" ] ]));
print &ui_table_row($text{'query_db'},
&ui_textbox("db", $_[0]->{'db'}, 20));
print &ui_table_row($text{'query_user'},
&ui_textbox("quser", $_[0]->{'user'}, 20));
print &ui_table_row($text{'query_pass'},
&ui_password("qpass", $_[0]->{'pass'}, 20));
print &ui_table_row($text{'query_host'},
&ui_opt_textbox("host", $_[0]->{'host'}, 40, $text{'query_local'}), 3);
print &ui_table_row($text{'query_sql'},
&ui_textbox("sql", $_[0]->{'sql'}, 60), 3);
print &ui_table_row($text{'query_result'},
&ui_opt_textbox("result", $_[0]->{'result'}, 40,
$text{'query_ignore'}), 3);
}
sub parse_query_dialog
{
eval "use DBD::$in{'driver'}";
&error(&text('query_edriver', "<tt>DBD::$in{'driver'}</tt>")) if ($@);
$_[0]->{'driver'} = $in{'driver'};
$in{'db'} =~ /^\S+$/ || &error($text{'query_edb'});
$_[0]->{'db'} = $in{'db'};
if ($in{'host_def'}) {
delete($_[0]->{'host'});
}
else {
&to_ipaddress($in{'host'}) || &to_ip6address($in{'host'}) ||
&error($text{'query_ehost'});
$_[0]->{'host'} = $in{'host'};
}
$in{'quser'} =~ /^\S*$/ || &error($text{'query_euser'});
$_[0]->{'user'} = $in{'quser'};
$in{'qpass'} =~ /^\S*$/ || &error($text{'query_epass'});
$_[0]->{'pass'} = $in{'qpass'};
$in{'sql'} =~ /\S/ || &error($text{'query_esql'});
$_[0]->{'sql'} = $in{'sql'};
if ($in{'result_def'}) {
delete($_[0]->{'result'});
}
else {
$in{'result'} =~ /\S/ || &error($text{'query_eresult'});
$_[0]->{'result'} = $in{'result'};
}
}
sub make_dbistr
{
local ($driver, $db, $host) = @_;
local $rv;
if ($driver eq "mysql") {
$rv = "database=$db";
}
elsif ($driver eq "Pg") {
$rv = "dbname=$db";
}
else {
$rv = $db;
}
if ($host) {
$rv .= ";host=$host";
}
return $rv;
}
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