Add getnodes.py and generate bootstrap node list
Håvard Pettersson
7 years ago
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599345752a
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2017 Håvard Pettersson <mail@haavard.me>.
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#
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# This file is part of Tox-WeeChat.
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#
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# Tox-WeeChat is free software: you can redistribute it and/or modify
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# it under the terms of the GNU 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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# Tox-WeeChat 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Tox-WeeChat. If not, see <http://www.gnu.org/licenses/>.
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#
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import re
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import sys
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import json
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import datetime
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import textwrap
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import urllib.request
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if __name__ == '__main__':
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with urllib.request.urlopen('https://nodes.tox.chat/json') as response:
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data = json.load(response)
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# get online nodes that are defined by IP address
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nodes = [node for node in data['nodes']
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if (node['status_tcp'] or node['status_udp'])
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and re.match(r'^\d+\.\d+\.\d+\.\d+$', node['ipv4'])]
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# extract relevant values from node dictionaries
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addresses = [node['ipv4'] for node in nodes]
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ports = [node['port'] for node in nodes]
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pubkeys = [node['public_key'] for node in nodes]
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comments = ['Maintainer: {}, location: {}'.format(
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node['maintainer'], node['location']) for node in nodes]
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# format data as C literals
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addresses_c = ', '.join('"{}"'.format(address) for address in addresses)
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ports_c = ', '.join('{}'.format(port) for port in ports)
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pubkeys_c = ',\n '.join('/* {} */\n "{}"'.format(
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comment, key) for comment, key in zip(comments, pubkeys))
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# word-wrap and indent addresses and ports
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addresses_c = textwrap.fill(addresses_c).replace('\n', '\n ')
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ports_c = textwrap.fill(ports_c).replace('\n', '\n ')
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# emit C code
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print('/* bootstrap nodes generated by {}, do not modify'.format(__file__))
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print(' * last generated', datetime.datetime.now().isoformat())
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print(' */')
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print('char *twc_bootstrap_keys[] = {')
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print(' '*3, pubkeys_c, ' };\n')
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print('char *twc_bootstrap_addresses[] = {')
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print(' '*3, addresses_c, ' };\n')
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print('uint16_t twc_bootstrap_ports[] = {')
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print(' '*3, ports_c, ' };')
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