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# encoding: utf-8 |
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"""exabgp configuration validation""" |
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import sys |
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import syslog |
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import argparse |
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from exabgp.environment import getenv |
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from exabgp.environment import getconf |
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from exabgp.debug import trace_interceptor |
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from exabgp.logger import log |
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from exabgp.reactor.loop import Reactor |
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from exabgp.configuration.check import check_generation |
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def args(sub): |
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# fmt:off |
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sub.add_argument('-n', '--neighbor', help='check the parsing of the neighbors', action='store_true') |
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sub.add_argument('-r', '--route', help='check the parsing of the routes', action='store_true') |
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sub.add_argument('-v', '--verbose', help='be verbose in the display', action='store_true') |
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sub.add_argument('-p', '--pdb', help='fire the debugger on critical logging, SIGTERM, and exceptions (shortcut for exabgp.pdb.enable=true)', action='store_true') |
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sub.add_argument('configuration', help='configuration file(s)', nargs='+', type=str) |
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# fmt:on |
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def cmdline(cmdarg): |
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env = getenv() |
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# Must be done before setting the logger as it modify its behaviour |
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if cmdarg.verbose: |
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env.log.all = True |
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env.log.level = syslog.LOG_DEBUG |
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log.init() |
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if cmdarg.pdb: |
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env.debug.pdb = True |
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if cmdarg.verbose: |
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env.log.parser = True |
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for configuration in cmdarg.configuration: |
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log.notice(f'loading {configuration}', 'configuration') |
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location = getconf(configuration) |
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if not location: |
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log.critical(f'{configuration} is not an exabgp config file', 'configuration') |
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sys.exit(1) |
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config = Reactor([location]).configuration |
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if not config.reload(): |
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log.critical(f'{configuration} is not a valid config file', 'configuration') |
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sys.exit(1) |
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log.info(f'\u2713 loading', 'configuration') |
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if cmdarg.neighbor: |
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log.notice(f'checking neighbors', 'configuration') |
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for name, neighbor in config.neighbors.items(): |
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reparsed = neighbor.string() |
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for line in reparsed.split('\n'): |
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log.debug(line, configuration) |
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log.info(f'\u2713 neighbor {name.split()[1]}', 'configuration') |
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if cmdarg.route: |
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log.notice(f'checking routes', 'configuration') |
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if not check_generation(config.neighbors): |
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log.critical(f'{configuration} has an invalid route', 'configuration') |
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sys.exit(1) |
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log.info(f'\u2713 routes', 'configuration') |
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def main(): |
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parser = argparse.ArgumentParser(description=sys.modules[__name__].__doc__) |
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args(parser) |
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trace_interceptor() |
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cmdline(parser, parser.parse_args()) |
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if __name__ == '__main__': |
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main() |
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Exa-Networks /
exabgp
