Make scripts available via CLI (#2426)

* Rename sqlalchemy migrate script

* Add script support to CLI

homeassistant/__main__.py

@@ -7,7 +7,6 @@ import platform
 import subprocess
 import sys
 import threading
-import time
 
 from homeassistant.const import (
     __version__,
@@ -110,22 +109,14 @@ def get_arguments():
         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.')
-    parser.add_argument(
-        '--restart-osx',
-        action='store_true',
-        help='Restarts on OS X.')
     parser.add_argument(
         '--runner',
         action='store_true',
         help='On restart exit with code {}'.format(RESTART_EXIT_CODE))
+    parser.add_argument(
+        '--script',
+        nargs=argparse.REMAINDER,
+        help='Run one of the embedded scripts')
     if os.name == "posix":
         parser.add_argument(
             '--daemon',
@@ -196,46 +187,6 @@ def write_pid(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 closefds_osx(min_fd, max_fd):
     """Make sure file descriptors get closed when we restart.
 
@@ -358,23 +309,13 @@ def main():
 
     args = get_arguments()
 
+    if args.script is not None:
+        from homeassistant import scripts
+        return scripts.run(args.script)
+
     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 0
-    if args.uninstall_osx:
-        uninstall_osx()
-        return 0
-    if args.restart_osx:
-        uninstall_osx()
-        # A small delay is needed on some systems to let the unload finish.
-        time.sleep(0.5)
-        install_osx()
-        return 0
-
     # Daemon functions
     if args.pid_file:
         check_pid(args.pid_file)