px4-firmware/integrationtests/python_src/px4_it/dronekit/MissionCheck.py

230 lines
7.3 KiB
Python
Executable File

#!/usr/bin/env python
################################################################################################
# @File MissionCheck.py
# Automated mission loading, execution and monitoring
# for Continuous Integration
#
# @author Sander Smeets <sander@droneslab.com>
#
# Code partly based on DroneKit (c) Copyright 2015-2016, 3D Robotics.
################################################################################################
################################################################################################
# Settings
################################################################################################
from __future__ import print_function
connection_string = '127.0.0.1:14540'
import_mission_filename = 'VTOL_TAKEOFF.mission'
max_execution_time = 200
alt_acceptance_radius = 5
################################################################################################
# Init
################################################################################################
# Import DroneKit-Python
from dronekit import connect, Command, VehicleMode
from pymavlink import mavutil
import time, sys, argparse, json
parser = argparse.ArgumentParser()
parser.add_argument("-c", "--connect", help="connection string")
parser.add_argument("-f", "--filename", help="mission filename")
parser.add_argument("-t", "--timeout", help="execution timeout", type=float)
parser.add_argument("-a", "--altrad", help="altitude acceptance radius", type=float)
args = parser.parse_args()
if args.connect:
connection_string = args.connect
if args.filename:
import_mission_filename = args.filename
if args.timeout:
max_execution_time = args.timeout
if args.altrad:
alt_acceptance_radius = args.altrad
mission_failed = False
MAV_MODE_AUTO = 4
# start time counter
start_time = time.time()
elapsed_time = time.time() - start_time
# Connect to the Vehicle
print("Connecting")
vehicle = connect(connection_string, wait_ready=True)
while not vehicle.system_status.state == "STANDBY" or vehicle.gps_0.fix_type < 3:
if time.time() - start_time > 20:
print("FAILED: SITL did not reach standby with GPS fix within 20 seconds")
sys.exit(98)
print("Waiting for vehicle to initialise... %s " % vehicle.system_status.state)
time.sleep(1)
# Display basic vehicle state
print(" Type: %s" % vehicle._vehicle_type)
print(" Armed?: %s" % vehicle.armed)
print(" System status: %s" % vehicle.system_status.state)
print(" GPS: %s" % vehicle.gps_0)
print(" Alt: %s" % vehicle.location.global_relative_frame.alt)
################################################################################################
# Functions
################################################################################################
def read_mission_json(f):
d = json.load(f)
current = True
missionlist=[]
for wp in d['items']:
cmd = Command( 0, 0, 0, int(wp['frame']), int(wp['command']), current, int(wp['autoContinue']), float(wp['param1']), float(wp['param2']), float(wp['param3']), float(wp['param4']), float(wp['coordinate'][0]), float(wp['coordinate'][1]), float(wp['coordinate'][2]))
missionlist.append(cmd)
if current:
current = False
return missionlist
def upload_mission(aFileName):
"""
Upload a mission from a file.
"""
#Read mission from file
with open(aFileName) as f:
missionlist = read_mission_json(f)
#Clear existing mission from vehicle
cmds = vehicle.commands
cmds.clear()
#Add new mission to vehicle
for command in missionlist:
cmds.add(command)
print(' Uploaded mission with %s items' % len(missionlist))
vehicle.commands.upload()
return missionlist
################################################################################################
# Listeners
################################################################################################
current_sequence = -1
current_sequence_changed = False
current_landed_state = -1
home_position_set = False
#Create a message listener for mission sequence number
@vehicle.on_message('MISSION_CURRENT')
def listener(self, name, mission_current):
global current_sequence, current_sequence_changed
if (current_sequence != mission_current.seq):
current_sequence = mission_current.seq;
current_sequence_changed = True
print('current mission sequence: %s' % mission_current.seq)
#Create a message listener for mission sequence number
@vehicle.on_message('EXTENDED_SYS_STATE')
def listener(self, name, extended_sys_state):
global current_landed_state
if (current_landed_state != extended_sys_state.landed_state):
current_landed_state = extended_sys_state.landed_state;
#Create a message listener for home position fix
@vehicle.on_message('HOME_POSITION')
def listener(self, name, home_position):
global home_position_set
home_position_set = True
################################################################################################
# Start mission test
################################################################################################
while not home_position_set:
if time.time() - start_time > 30:
print("FAILED: getting home position 30 seconds")
sys.exit(98)
print("Waiting for home position...")
time.sleep(1)
#Upload mission from file
missionlist = upload_mission(import_mission_filename)
time.sleep(2)
# set mission mode
vehicle.mode = VehicleMode("MISSION")
time.sleep(1)
# Arm vehicle
vehicle.armed = True
while not vehicle.system_status.state == "ACTIVE":
if time.time() - start_time > 30:
print("FAILED: vehicle did not arm within 30 seconds")
sys.exit(98)
print("Waiting for vehicle to arm...")
time.sleep(1)
# Wait for completion of mission items
while (current_sequence < len(missionlist)-1 and elapsed_time < max_execution_time):
time.sleep(.2)
if current_sequence > 0 and current_sequence_changed:
if missionlist[current_sequence-1].z - alt_acceptance_radius > vehicle.location.global_relative_frame.alt or missionlist[current_sequence-1].z + alt_acceptance_radius < vehicle.location.global_relative_frame.alt:
print("waypoint %s out of bounds altitude %s gps altitude: %s" % (current_sequence, missionlist[current_sequence-1].z, vehicle.location.global_relative_frame.alt))
mission_failed = True
current_sequence_changed = False
elapsed_time = time.time() - start_time
if elapsed_time < max_execution_time:
print("Mission items have been executed")
# wait for the vehicle to have landed
while (current_landed_state != 1 and elapsed_time < max_execution_time):
time.sleep(1)
elapsed_time = time.time() - start_time
if elapsed_time < max_execution_time:
print("Vehicle has landed")
# Disarm vehicle
vehicle.armed = False
# count elapsed time
elapsed_time = time.time() - start_time
# Close vehicle object before exiting script
vehicle.close()
time.sleep(2)
# Validate time constraint
if elapsed_time <= max_execution_time and not mission_failed:
print("Mission succesful time elapsed %s" % elapsed_time)
sys.exit(0)
if elapsed_time > max_execution_time:
print("Mission FAILED to execute within %s seconds" % max_execution_time)
sys.exit(99)
if mission_failed:
print("Mission FAILED out of bounds")
sys.exit(100)
print("Mission FAILED something strange happened")
sys.exit(101)