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#!/usr/bin/env python |
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# -*- coding: UTF-8 -*- |
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# Isomer - The distributed application framework |
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# ============================================== |
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# Copyright (C) 2011-2020 Heiko 'riot' Weinen <[email protected]> and others. |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU Affero General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU Affero General Public License for more details. |
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# |
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# You should have received a copy of the GNU Affero General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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""" |
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Module: Misc |
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============ |
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Miscellaneous functionality for the management tool. |
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""" |
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import click |
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from click_repl import repl |
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from prompt_toolkit.history import FileHistory |
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from prompt_toolkit.styles import Style |
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from isomer.tool import run_process |
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from isomer.tool.cli import cli |
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from isomer.version import version_info |
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@cli.command(short_help="Start interactive management shell") |
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def shell(): |
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"""Open an shell to work with the manage tool interactively.""" |
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print( |
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"""Isomer - Management Tool Interactive Prompt |
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Type -h for help, tab completion is available, hit Ctrl-D to quit.""" |
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) |
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style = Style.from_dict( |
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{ |
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# User input (default text). |
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"": "ansiwhite", |
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"space": "ansigreen nounderline", |
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"prompt": "ansicyan underline", |
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"bottom-toolbar": "ansiblue", |
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"bottom-toolbar-name": "bg:ansicyan", |
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} |
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) |
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completer_styles = { |
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"command": "ansicyan", |
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"option": "ansigreen", |
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"argument": "ansiyellow", |
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} |
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message = [("class:prompt", ">>"), ("class:space", " ")] |
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def bottom_toolbar(): |
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"""Returns a nice isomeric toolbar with the current version displayed""" |
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return [ |
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("class:bottom-toolbar-name", " Isomer "), |
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("class:bottom-toolbar", "maintenance tool (%s)" % version_info), |
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] |
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prompt_kwargs = { |
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"history": FileHistory("/tmp/.isomer-manage.history"), |
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"message": message, |
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"style": style, |
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"bottom_toolbar": bottom_toolbar, |
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} |
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repl( |
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click.get_current_context(), |
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prompt_kwargs=prompt_kwargs, |
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styles=completer_styles, |
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) |
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@cli.command(short_help="View command map graph") |
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@click.option( |
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"--xdot", help="Use xdot for nicer displaying", is_flag=True, default=False |
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) |
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def cmdmap(xdot): |
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"""Generates a command map""" |
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# TODO: Integrate the output into documentation |
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from copy import copy |
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def generate_command_graph(command, map_output, groups=None, depth=0): |
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"""Generate a strict digraph (as indented representation) of all known |
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subgroups and commands""" |
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if groups is None: |
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groups = [] |
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if "commands" in command.__dict__: |
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if len(groups) > 0: |
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if xdot: |
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line = ' "%s" -> "%s" [weight=1.0];\n' % ( |
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groups[-1], |
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command.name, |
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) |
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else: |
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line = " " * (depth - 1) + "%s %s\n" % (groups[-1], command.name) |
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map_output.append(line) |
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for item in command.commands.values(): |
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subgroups = copy(groups) |
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subgroups.append(command.name) |
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generate_command_graph(item, map_output, subgroups, depth + 1) |
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else: |
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if xdot: |
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line = ' "%s" -> "%s" [weight=%1.1f];\n' % ( |
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groups[-1], |
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command.name, |
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len(groups), |
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) |
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else: |
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line = " " * (len(groups) - 3 + depth) + "%s %s\n" % ( |
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groups[-1], |
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command.name, |
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) |
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map_output.append(line) |
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output = [] |
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generate_command_graph(cli, output) |
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output = [line.replace("cli", "isomer") for line in output] |
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if xdot: |
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with open("iso-tool.dot", "w") as f: |
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f.write("strict digraph {\n") |
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f.writelines(sorted(output)) |
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f.write("}") |
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run_process(".", ["xdot", "iso-tool.dot"]) |
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else: |
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print("".join(output)) |
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isomeric /
isomer
