78 lines
2.8 KiB
Python
78 lines
2.8 KiB
Python
"""Onionr - Private P2P Communication.
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This file implements logic for performing requests to Onionr peers
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"""
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from typing import TYPE_CHECKING
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import streamedrequests
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import logger
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from onionrutils import epoch, basicrequests
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from coredb import keydb
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from . import onlinepeers
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from onionrtypes import OnionAddressString
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from onionrpeers.peerprofiles import PeerProfiles
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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 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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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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def get_peer_profile(kv, address: OnionAddressString) -> 'PeerProfiles':
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profile_inst_list = kv.get('peerProfiles')
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for profile in profile_inst_list:
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if profile.address == address:
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return profile
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p = PeerProfiles(address)
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return p
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def peer_action(shared_state, peer, action,
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returnHeaders=False, max_resp_size=5242880):
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"""Perform a get request to a peer."""
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penalty_score = -10
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kv: "DeadSimpleKV" = shared_state.get_by_string("DeadSimpleKV")
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if len(peer) == 0:
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return False
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url = 'http://%s/%s' % (peer, action)
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try:
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ret_data = basicrequests.do_get_request(url, port=kv.get('proxyPort'),
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max_size=max_resp_size)
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except streamedrequests.exceptions.ResponseLimitReached:
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logger.warn(
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'Request failed due to max response size being overflowed',
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terminal=True)
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ret_data = False
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penalty_score = -100
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# if request failed, (error), mark peer offline
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if ret_data is False:
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try:
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get_peer_profile(kv, peer).addScore(penalty_score)
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onlinepeers.remove_online_peer(kv, peer)
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keydb.transportinfo.set_address_info(
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peer, 'lastConnectAttempt', epoch.get_epoch())
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if action != 'ping' and not kv.get('shutdown'):
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logger.warn(f'Lost connection to {peer}', terminal=True)
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# Will only add a new peer to pool if needed
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onlinepeers.get_online_peers(kv)
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except ValueError:
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pass
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else:
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peer_profile = comm_inst.getPeerProfileInstance(peer)
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peer_profile.update_connect_time()
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peer_profile.addScore(1)
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# If returnHeaders, returns tuple of data, headers.
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# If not, just data string
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return ret_data
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