Actually exit MySQL replication when badly called

alexmuller · alexmuller · commit d539e909609a · 2015-11-06T09:57:04.000Z
Previously this would just print out that you shouldn't be doing what
you're doing and then continue happily. This is currently potentially
breaking behaviour so actually exit instead.
diff --git a/mysql.py b/mysql.py
@@ -46,7 +46,7 @@ def setup_slave_from_master(master):
     Usage: fab environment -H mysql-slave-1.backend mysql.setup_slave_from_master:'mysql-master-1.backend'
     """
     if len(env.hosts) > 1:
-        print 'This job is currently only setup to run against one slave at a time'
+        exit('This job is currently only setup to run against one slave at a time')
 
     with settings(host_string=master):
         # The use of `--master-data` here implies `--lock-all-tables` per the
