security_groups=$(get_cfg "$cfg_file" SECURITY_GROUPS "default")
availability_zone=$(get_cfg "$cfg_file" AVAILABILITY_ZONE "")
start_timeout=$(get_cfg "$cfg_file" START_TIMEOUT "600000")
security_groups=$(get_cfg "$cfg_file" SECURITY_GROUPS "default")
availability_zone=$(get_cfg "$cfg_file" AVAILABILITY_ZONE "")
start_timeout=$(get_cfg "$cfg_file" START_TIMEOUT "600000")