Circuit breaker design pattern: Difference between revisions

Revision as of 13:45, 29 March 2017

Revision as of 19:31, 19 April 2017

Line 44:

$db = mysql_connect('localhost','user','pass');

if ($db === false) {

apc_store('dbUpdbStatus', 'down');

} else {

apc_store('dbUpdbStatus', 'up');

@mysql_close($db);

}

Line 54:

<source lang="php">

if (apc_fetch('dbUpdbStatus') === 'down') {

echo "The database server is currently not available. Please try again in a minute.";

exit;