258 lines
7.0 KiB
Python
258 lines
7.0 KiB
Python
""" Starts home assistant. """
|
|
from __future__ import print_function
|
|
|
|
import sys
|
|
import os
|
|
import argparse
|
|
|
|
from homeassistant import bootstrap
|
|
import homeassistant.config as config_util
|
|
from homeassistant.const import __version__, EVENT_HOMEASSISTANT_START
|
|
|
|
|
|
def validate_python():
|
|
""" Validate we're running the right Python version. """
|
|
major, minor = sys.version_info[:2]
|
|
|
|
if major < 3 or (major == 3 and minor < 4):
|
|
print("Home Assistant requires atleast Python 3.4")
|
|
sys.exit(1)
|
|
|
|
|
|
def ensure_config_path(config_dir):
|
|
""" Validates configuration directory. """
|
|
|
|
lib_dir = os.path.join(config_dir, 'lib')
|
|
|
|
# Test if configuration directory exists
|
|
if not os.path.isdir(config_dir):
|
|
if config_dir != config_util.get_default_config_dir():
|
|
print(('Fatal Error: Specified configuration directory does '
|
|
'not exist {} ').format(config_dir))
|
|
sys.exit(1)
|
|
|
|
try:
|
|
os.mkdir(config_dir)
|
|
except OSError:
|
|
print(('Fatal Error: Unable to create default configuration '
|
|
'directory {} ').format(config_dir))
|
|
sys.exit(1)
|
|
|
|
# Test if library directory exists
|
|
if not os.path.isdir(lib_dir):
|
|
try:
|
|
os.mkdir(lib_dir)
|
|
except OSError:
|
|
print(('Fatal Error: Unable to create library '
|
|
'directory {} ').format(lib_dir))
|
|
sys.exit(1)
|
|
|
|
|
|
def ensure_config_file(config_dir):
|
|
""" Ensure configuration file exists. """
|
|
config_path = config_util.ensure_config_exists(config_dir)
|
|
|
|
if config_path is None:
|
|
print('Error getting configuration path')
|
|
sys.exit(1)
|
|
|
|
return config_path
|
|
|
|
|
|
def get_arguments():
|
|
""" Get parsed passed in arguments. """
|
|
parser = argparse.ArgumentParser(
|
|
description="Home Assistant: Observe, Control, Automate.")
|
|
parser.add_argument('--version', action='version', version=__version__)
|
|
parser.add_argument(
|
|
'-c', '--config',
|
|
metavar='path_to_config_dir',
|
|
default=config_util.get_default_config_dir(),
|
|
help="Directory that contains the Home Assistant configuration")
|
|
parser.add_argument(
|
|
'--demo-mode',
|
|
action='store_true',
|
|
help='Start Home Assistant in demo mode')
|
|
parser.add_argument(
|
|
'--open-ui',
|
|
action='store_true',
|
|
help='Open the webinterface in a browser')
|
|
parser.add_argument(
|
|
'--skip-pip',
|
|
action='store_true',
|
|
help='Skips pip install of required packages on startup')
|
|
parser.add_argument(
|
|
'-v', '--verbose',
|
|
action='store_true',
|
|
help="Enable verbose logging to file.")
|
|
parser.add_argument(
|
|
'--pid-file',
|
|
metavar='path_to_pid_file',
|
|
default=None,
|
|
help='Path to PID file useful for running as daemon')
|
|
parser.add_argument(
|
|
'--log-rotate-days',
|
|
type=int,
|
|
default=None,
|
|
help='Enables daily log rotation and keeps up to the specified days')
|
|
parser.add_argument(
|
|
'--install-osx',
|
|
action='store_true',
|
|
help='Installs as a service on OS X and loads on boot.')
|
|
parser.add_argument(
|
|
'--uninstall-osx',
|
|
action='store_true',
|
|
help='Uninstalls from OS X.')
|
|
if os.name != "nt":
|
|
parser.add_argument(
|
|
'--daemon',
|
|
action='store_true',
|
|
help='Run Home Assistant as daemon')
|
|
|
|
arguments = parser.parse_args()
|
|
if os.name == "nt":
|
|
arguments.daemon = False
|
|
return arguments
|
|
|
|
|
|
def daemonize():
|
|
""" Move current process to daemon process """
|
|
# create first fork
|
|
pid = os.fork()
|
|
if pid > 0:
|
|
sys.exit(0)
|
|
|
|
# decouple fork
|
|
os.setsid()
|
|
os.umask(0)
|
|
|
|
# create second fork
|
|
pid = os.fork()
|
|
if pid > 0:
|
|
sys.exit(0)
|
|
|
|
|
|
def check_pid(pid_file):
|
|
""" Check that HA is not already running """
|
|
# check pid file
|
|
try:
|
|
pid = int(open(pid_file, 'r').readline())
|
|
except IOError:
|
|
# PID File does not exist
|
|
return
|
|
|
|
try:
|
|
os.kill(pid, 0)
|
|
except OSError:
|
|
# PID does not exist
|
|
return
|
|
print('Fatal Error: HomeAssistant is already running.')
|
|
sys.exit(1)
|
|
|
|
|
|
def write_pid(pid_file):
|
|
""" Create PID File """
|
|
pid = os.getpid()
|
|
try:
|
|
open(pid_file, 'w').write(str(pid))
|
|
except IOError:
|
|
print('Fatal Error: Unable to write pid file {}'.format(pid_file))
|
|
sys.exit(1)
|
|
|
|
|
|
def install_osx():
|
|
""" Setup to run via launchd on OS X """
|
|
with os.popen('which hass') as inp:
|
|
hass_path = inp.read().strip()
|
|
|
|
with os.popen('whoami') as inp:
|
|
user = inp.read().strip()
|
|
|
|
cwd = os.path.dirname(__file__)
|
|
template_path = os.path.join(cwd, 'startup', 'launchd.plist')
|
|
|
|
with open(template_path, 'r', encoding='utf-8') as inp:
|
|
plist = inp.read()
|
|
|
|
plist = plist.replace("$HASS_PATH$", hass_path)
|
|
plist = plist.replace("$USER$", user)
|
|
|
|
path = os.path.expanduser("~/Library/LaunchAgents/org.homeassistant.plist")
|
|
|
|
try:
|
|
with open(path, 'w', encoding='utf-8') as outp:
|
|
outp.write(plist)
|
|
except IOError as err:
|
|
print('Unable to write to ' + path, err)
|
|
return
|
|
|
|
os.popen('launchctl load -w -F ' + path)
|
|
|
|
print("Home Assistant has been installed. \
|
|
Open it here: http://localhost:8123")
|
|
|
|
|
|
def uninstall_osx():
|
|
""" Unload from launchd on OS X """
|
|
path = os.path.expanduser("~/Library/LaunchAgents/org.homeassistant.plist")
|
|
os.popen('launchctl unload ' + path)
|
|
|
|
print("Home Assistant has been uninstalled.")
|
|
|
|
|
|
def main():
|
|
""" Starts Home Assistant. """
|
|
validate_python()
|
|
|
|
args = get_arguments()
|
|
|
|
config_dir = os.path.join(os.getcwd(), args.config)
|
|
ensure_config_path(config_dir)
|
|
|
|
# os x launchd functions
|
|
if args.install_osx:
|
|
install_osx()
|
|
return
|
|
if args.uninstall_osx:
|
|
uninstall_osx()
|
|
return
|
|
|
|
# daemon functions
|
|
if args.pid_file:
|
|
check_pid(args.pid_file)
|
|
if args.daemon:
|
|
daemonize()
|
|
if args.pid_file:
|
|
write_pid(args.pid_file)
|
|
|
|
if args.demo_mode:
|
|
config = {
|
|
'frontend': {},
|
|
'demo': {}
|
|
}
|
|
hass = bootstrap.from_config_dict(
|
|
config, config_dir=config_dir, daemon=args.daemon,
|
|
verbose=args.verbose, skip_pip=args.skip_pip,
|
|
log_rotate_days=args.log_rotate_days)
|
|
else:
|
|
config_file = ensure_config_file(config_dir)
|
|
print('Config directory:', config_dir)
|
|
hass = bootstrap.from_config_file(
|
|
config_file, daemon=args.daemon, verbose=args.verbose,
|
|
skip_pip=args.skip_pip, log_rotate_days=args.log_rotate_days)
|
|
|
|
if args.open_ui:
|
|
def open_browser(event):
|
|
""" Open the webinterface in a browser. """
|
|
if hass.config.api is not None:
|
|
import webbrowser
|
|
webbrowser.open(hass.config.api.base_url)
|
|
|
|
hass.bus.listen_once(EVENT_HOMEASSISTANT_START, open_browser)
|
|
|
|
hass.start()
|
|
hass.block_till_stopped()
|
|
|
|
if __name__ == "__main__":
|
|
main()
|