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Use VersionParser to check for MySQL 5.1 before checking binlog_format.

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This commit is contained in:
Daniel Nichter
2012-02-06 13:45:54 -07:00
parent 1cd570a11b
commit a08afff18b
1 changed files with 24 additions and 22 deletions
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46
bin/pt-table-checksum
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@@ -5877,36 +5877,39 @@ sub main {
# ########################################################################
# Connect to the master.
# ########################################################################
my $vp = new VersionParser();
my $set_on_connect = sub {
my ($dbh) = @_;
return if $o->get('explain');
my $sql;
# https://bugs.launchpad.net/percona-toolkit/+bug/919352
# The tool shouldn't blindly attempt to change binlog_format;
# instead, it should check if it's already set to STATEMENT.
# This is becase starting with MySQL 5.1.29, changing the format
# requires a SUPER user.
my $sql = '/*!50108 SELECT @@binlog_format */';
PTDEBUG && _d($dbh, $sql);
my ($original_binlog_format) = $dbh->selectrow_array($sql);
PTDEBUG && _d('Original binlog_format:', $original_binlog_format);
if ( $original_binlog_format
&& $original_binlog_format !~ /STATEMENT/i ) {
$sql = q{/*!50108 SET @@binlog_format := 'STATEMENT'*/};
eval {
PTDEBUG && _d($dbh, $sql);
$dbh->do($sql);
};
if ( $EVAL_ERROR ) {
die "Failed to $sql: $EVAL_ERROR\n"
. "This tool requires binlog_format=STATEMENT, "
. "but the current binlog_format is set to "
."$original_binlog_format and an error occurred while "
. "attempting to change it. If running MySQL 5.1.29 or newer, "
. "setting binlog_format requires the SUPER privilege. "
. "You will need to manually set binlog_format to 'STATEMENT' "
. "before running this tool.\n";
if ( $vp->version_ge($dbh, '5.1.5') ) {
$sql = 'SELECT @@binlog_format';
PTDEBUG && _d($dbh, $sql);
my ($original_binlog_format) = $dbh->selectrow_array($sql);
PTDEBUG && _d('Original binlog_format:', $original_binlog_format);
if ( $original_binlog_format !~ /STATEMENT/i ) {
$sql = q{/*!50108 SET @@binlog_format := 'STATEMENT'*/};
eval {
PTDEBUG && _d($dbh, $sql);
$dbh->do($sql);
};
if ( $EVAL_ERROR ) {
die "Failed to $sql: $EVAL_ERROR\n"
. "This tool requires binlog_format=STATEMENT, "
. "but the current binlog_format is set to "
."$original_binlog_format and an error occurred while "
. "attempting to change it. If running MySQL 5.1.29 or newer, "
. "setting binlog_format requires the SUPER privilege. "
. "You will need to manually set binlog_format to 'STATEMENT' "
. "before running this tool.\n";
}
}
}
@@ -5996,7 +5999,6 @@ sub main {
my $q = new Quoter();
my $tp = new TableParser(Quoter => $q);
my $rc = new RowChecksum(Quoter=> $q, OptionParser => $o);
my $vp = new VersionParser();
my $ms = new MasterSlave(VersionParser => $vp);
my $slaves; # all slaves (that we can find)