Files
deb-python-dcos/cli/dcoscli/main.py
tamarrow 77afc61fc6 only support python3 for creating binaries (#669)
Also explicitly use python3 in creating virtualenv for make commands.
2016-07-06 18:33:33 -07:00

117 lines
2.9 KiB
Python

import os
import signal
import sys
import dcoscli
import docopt
from dcos import config, constants, emitting, errors, http, subcommand, util
from dcos.errors import DCOSException
from dcoscli.subcommand import SubcommandMain, default_doc
from six.moves import urllib
logger = util.get_logger(__name__)
emitter = emitting.FlatEmitter()
def main():
try:
return _main()
except DCOSException as e:
emitter.publish(e)
return 1
def _get_versions(dcos_url):
"""Print DC/OS and DC/OS-CLI versions
:param dcos_url: url to DC/OS cluster
:type dcos_url: str
:returns: Process status
:rtype: int
"""
dcos_info = {}
try:
url = urllib.parse.urljoin(
dcos_url, 'dcos-metadata/dcos-version.json')
res = http.get(url, timeout=1)
if res.status_code == 200:
dcos_info = res.json()
except Exception as e:
logger.exception(e)
pass
emitter.publish(
"dcoscli.version={}\n".format(dcoscli.version) +
"dcos.version={}\n".format(dcos_info.get("version", "N/A")) +
"dcos.commit={}\n".format(dcos_info.get(
"dcos-image-commit", "N/A")) +
"dcos.bootstrap-id={}".format(dcos_info.get("bootstrap-id", "N/A"))
)
return 0
def _main():
signal.signal(signal.SIGINT, signal_handler)
http.silence_requests_warnings()
args = docopt.docopt(default_doc("dcos"), options_first=True)
log_level = args['--log-level']
if log_level and not _config_log_level_environ(log_level):
return 1
if args['--debug']:
os.environ[constants.DCOS_DEBUG_ENV] = 'true'
util.configure_process_from_environ()
if args['--version']:
return _get_versions(config.get_config_val("core.dcos_url"))
command = args['<command>']
if not command:
command = "help"
if command in subcommand.default_subcommands():
sc = SubcommandMain(command, args['<args>'])
else:
executable = subcommand.command_executables(command)
sc = subcommand.SubcommandProcess(
executable, command, args['<args>'])
exitcode, _ = sc.run_and_capture()
return exitcode
def _config_log_level_environ(log_level):
"""
:param log_level: Log level to set
:type log_level: str
:returns: True if the log level was configured correctly; False otherwise.
:rtype: bool
"""
log_level = log_level.lower()
if log_level in constants.VALID_LOG_LEVEL_VALUES:
os.environ[constants.DCOS_LOG_LEVEL_ENV] = log_level
return True
msg = 'Log level set to an unknown value {!r}. Valid values are {!r}'
emitter.publish(msg.format(log_level, constants.VALID_LOG_LEVEL_VALUES))
return False
def signal_handler(signal, frame):
emitter.publish(
errors.DefaultError("User interrupted command with Ctrl-C"))
sys.exit(0)
if __name__ == "__main__":
sys.exit(main())