stbt-config

#!/usr/bin/env python

"""
Copyright 2013 YouView TV Ltd.
License: LGPL v2.1 or (at your option) any later version (see
https://github.com/stb-tester/stb-tester/blob/master/LICENSE for details).
"""

import argparse
import sys

import stbt


def error(s):
    sys.stderr.write("stbt config: error: %s\n" % s)
    sys.exit(1)


parser = argparse.ArgumentParser()
parser.prog = "stbt config"
parser.description = """Prints the value of the specified key from the stbt
    configuration file. See 'configuration' in the stbt(1) man page."""
parser.epilog = \
    "Returns non-zero exit status if the specified key or section isn't found."
parser.add_argument(
    "name", metavar="section.key",
    help="e.g. 'global.source_pipeline' or 'record.control_recorder'")
args = parser.parse_args(sys.argv[1:])

if args.name.rfind(".") == -1:
    error(
        "'name' parameter must contain the section and key separated by a dot")

section, key = args.name.rsplit(".", 1)

try:
    print stbt.get_config(section, key)
except stbt.ConfigurationError as e:
    error(e.message)