DRONE_SYS_ID=1 INSTANCE=0 SERIAL0_PORT=5760 SITL_PORT=5501 MAVROS2_PORT=14560 MAVROS1_PORT=14561 FDM_PORT_IN=9002 GSTREAMER_UDP_PORT=5600 ROS_MASTER_URI="http://0.0.0.0:11311" ARDUPILOT_VEHICLE="-v copter -f gazebo-mu --model=JSON -L CitadelHill" WORLD_FILE_NAME="citadel_hill_world.sdf" WORLD_NAME="citadel_hill" DRONE_MODEL="spiri_mu" SIM_DRONE_COUNT=1 GCS_PORT=14550