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#!/usr/bin/python3
"""Find the device ID for a given device in C8y and print it on the
command line.
For example:
python3 ci/find_device_id.py --tenant t493319102 --user octocat
--device devraspberrypi --url thin-edge-io.eu-latest.cumulocity.com
"""
import argparse
import os
import sys
from c8y_api import CumulocityApi
def get_device_id(c8y, name):
"""retrive the current device ID"""
devices = c8y.device_inventory.get_all(name=name)
if len(devices) == 1:
return devices[0].id
return None
def main():
"""Main entry point"""
parser = argparse.ArgumentParser()
parser.add_argument("--tenant", required=True, help="C8y Tenant")
parser.add_argument("--user", required=True, help="C8y User")
parser.add_argument("--device", required=True, help="Device to find")
parser.add_argument("--url", required=True, help="URL of C8y")
parser.add_argument("--verbose", "-v", action="count", default=0)
args = parser.parse_args()
tenant = args.tenant
user = args.user
device_name = args.device
url = args.url
verbose = args.verbose
try:
password = os.environ["C8YPASS"]
except KeyError:
print("Please export your password into $C8YPASS")
sys.exit(1)
c8y = CumulocityApi(url, tenant, user, password)
device_id = get_device_id(c8y, device_name)
if device_id:
if verbose:
print("The current device ID is:")
print(device_id)
else:
print("Failed to find device in C8y")
sys.exit(1)
if __name__ == "__main__":
main()
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