switchdb module

Fabric tasks

django_fabfile.switchdb.recover_backup()

Run this to start recovery of failing backup node (run this strictly after switching_to_master)

django_fabfile.switchdb.recover_master()

Run this to start recovery of failing master node (run this strictly after switching_to_backup)

django_fabfile.switchdb.return_backup()

Run this after temporary network issues in eu-west-1 It will reattach backup node to pgpool server

django_fabfile.switchdb.return_master()

Run this after temporary network issues in us-east-1 It will reattach master node to pgpool server

django_fabfile.switchdb.switch_to_backup()

If master server failed, run this to promote backup server from slave to master-role and detach failed node from pgpool

django_fabfile.switchdb.switch_to_master()

If backup server failed, run this to promote master server from slave to master-role and detach failed node from pgpool

Internals

django_fabfile.switchdb.recover_backup

Run this to start recovery of failing backup node (run this strictly after switching_to_master)

django_fabfile.switchdb.recover_master

Run this to start recovery of failing master node (run this strictly after switching_to_backup)

django_fabfile.switchdb.return_backup

Run this after temporary network issues in eu-west-1 It will reattach backup node to pgpool server

django_fabfile.switchdb.return_master

Run this after temporary network issues in us-east-1 It will reattach master node to pgpool server

django_fabfile.switchdb.switch_to_backup

If master server failed, run this to promote backup server from slave to master-role and detach failed node from pgpool

django_fabfile.switchdb.switch_to_master

If backup server failed, run this to promote master server from slave to master-role and detach failed node from pgpool

django_fabfile.switchdb.failover(new_primary_host, old_primary_host, failed_node_id, master_node_id)

django_fabfile.switchdb.recover(primary, standby, recover_node_id)