platypush/runbullet/bin/pusher
2017-12-11 01:23:22 +01:00

112 lines
3.6 KiB
Python
Executable file

#!python
import argparse
import json
import os
import re
import sys
import yaml
from pushbullet import Pushbullet
from runbullet import parse_config_file
from runbullet.backend.kafka import KafkaBackend
def print_usage():
print ('''Usage: {} [-h|--help] <-t|--target <target name>> <-a|--action <action name>> payload
-h, --help:\t\tShow this help and exit
-b, --backend:\tBackend to deliver the message [pushbullet|kafka] (default: whatever specified in your config with pusher=True)
-t, --target:\tName of the target device/host
-a, --action\tAction to run, it includes both the package name and the method (e.g. shell.exec or music.mpd.play)
payload:\t\tArguments to the action
'''.format(sys.argv[0]))
def get_pb_device_by_name(pb, name):
devices = [
_ for _ in pb.devices if _.nickname == name
]
return devices[0] if devices else None
def send_pb_message(pb, device_name, msg):
device = get_pb_device_by_name(pb, name=device_name)
if not device:
print('Device {} not found - please create a virtual device on ' +
'your PushBullet account'.format(config['backend.pushbullet']['device']))
return
pb.push_note('', json.dumps(msg), device)
def send_kafka_message(backend, msg):
backend.send_msg(msg)
def get_backend(config):
# TODO Refactor this as something better and reuse the same
# backend classes from the runbullet consumer module
if 'backend.pushbullet' in config \
and 'pusher' in config['backend.pushbullet'] \
and config['backend.pushbullet']['pusher']:
API_KEY = config['backend.pushbullet']['token']
return Pushbullet(API_KEY)
elif 'backend.kafka' in config \
and 'pusher' in config['backend.kafka'] \
and config['backend.kafka']['pusher']:
c = config['backend.kafka']
return KafkaBackend({'server':c['server'], 'topic':c['topic']})
def main():
config = parse_config_file()
parser = argparse.ArgumentParser()
parser.add_argument('--target', '-t', dest='target', required=True,
help="Destination of the command")
parser.add_argument('--action', '-a', dest='action', required=True,
help="Action to execute, as package.method")
parser.add_argument('--backend', '-b', dest='backend', required=False,
help="Backend to deliver the message " +
"[pushbullet|kafka] (default: whatever specified " +
"in your config with pusher=True)")
opts, args = parser.parse_known_args(sys.argv[1:])
payload = {}
if len(args) % 2 != 0:
raise RuntimeError('Odd number of key-value options passed: {}'.
format(args))
if opts.backend:
backend_cfg_name = 'backend.' + opts.backend
if backend_cfg_name not in config:
raise RuntimeError('{} backend specified, but no configuration ' +
'for it available'.format(backend_cfg_name))
cfg = config[backend_cfg_name]
cfg['pusher'] = True
config = { backend_cfg_name: cfg }
backend = get_backend(config)
for i in range(0, len(args), 2):
payload[re.sub('^-+', '', args[i])] = args[i+1]
msg = {
'target': opts.target,
'action': opts.action,
**payload,
}
print('msg: {}'.format(msg))
if isinstance(backend, Pushbullet):
send_pb_message(backend, config['backend.pushbullet']['device'], msg)
elif isinstance(backend, KafkaBackend):
send_kafka_message(backend, msg)
if __name__ == '__main__':
main()
# vim:sw=4:ts=4:et: