62293f6bf3
Adds three new experimental package commands: `experimental package add`, `dcos experimental package build`, and `dcos experimental service start`
107 lines
2.8 KiB
Python
107 lines
2.8 KiB
Python
import traceback
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import pkg_resources
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# must also add subcommand name to dcos.subcommand.default_subcommands
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def _default_modules():
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"""Dict of the default dcos cli subcommands and their main methods
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:returns: default subcommand -> main method
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:rtype: {}
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"""
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# avoid circular imports
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from dcoscli.auth import main as auth_main
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from dcoscli.config import main as config_main
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from dcoscli.experimental import main as experimental_main
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from dcoscli.help import main as help_main
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from dcoscli.job import main as job_main
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from dcoscli.marathon import main as marathon_main
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from dcoscli.node import main as node_main
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from dcoscli.package import main as package_main
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from dcoscli.service import main as service_main
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from dcoscli.task import main as task_main
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return {'auth': auth_main,
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'config': config_main,
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'experimental': experimental_main,
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'help': help_main,
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'job': job_main,
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'marathon': marathon_main,
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'node': node_main,
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'package': package_main,
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'service': service_main,
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'task': task_main
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}
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def default_doc(command):
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"""Returns documentation of command
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:param command: default DC/OS CLI command
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:type command: str
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:returns: config schema of command
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:rtype: str
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"""
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resource = "data/help/{}.txt".format(command)
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return pkg_resources.resource_string(
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'dcoscli',
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resource).decode('utf-8')
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def default_command_info(command):
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"""top level documentation of default DC/OS CLI command
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:param command: name of command
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:param type: str
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:returns: command summary
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:rtype: str
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"""
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doc = default_command_documentation(command)
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return doc.splitlines()[1].strip(".").lstrip()
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def default_command_documentation(command):
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"""documentation of default DC/OS CLI command
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:param command: name of command
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:param type: str
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:returns: command summary
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:rtype: str
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"""
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return default_doc(command).rstrip('\r\n')
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class SubcommandMain():
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def __init__(self, command, args):
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"""Representes a subcommand running in the main thread
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:param commad: function to run in thread
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:type command: str
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"""
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self._command = command
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self._args = args
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def run_and_capture(self):
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"""
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Run a command and capture exceptions. This is a blocking call
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:returns: tuple of exitcode, error (or None)
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:rtype: int, str | None
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"""
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m = _default_modules()[self._command]
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err = None
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try:
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exit_code = m.main([self._command] + self._args)
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except Exception:
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err = traceback.format_exc()
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traceback.print_exc()
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exit_code = 1
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return exit_code, err
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