mirror of
https://github.com/liberatedsystems/openCom-Companion.git
synced 2024-11-22 21:40:36 +01:00
1245 lines
45 KiB
Python
1245 lines
45 KiB
Python
import RNS
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import LXMF
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import threading
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import plyer
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import os.path
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import time
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import sqlite3
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import RNS.vendor.umsgpack as msgpack
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if RNS.vendor.platformutils.get_platform() == "android":
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from jnius import autoclass, cast
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class PropagationNodeDetector():
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EMITTED_DELTA_GRACE = 300
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EMITTED_DELTA_IGNORE = 10
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aspect_filter = "lxmf.propagation"
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def received_announce(self, destination_hash, announced_identity, app_data):
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try:
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unpacked = msgpack.unpackb(app_data)
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node_active = unpacked[0]
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emitted = unpacked[1]
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hops = RNS.Transport.hops_to(destination_hash)
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age = time.time() - emitted
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if age < 0:
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RNS.log("Warning, propagation node announce emitted in the future, possible timing inconsistency or tampering attempt.")
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if age < -1*PropagationNodeDetector.EMITTED_DELTA_GRACE:
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raise ValueError("Announce timestamp too far in the future, discarding it")
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if age > -1*PropagationNodeDetector.EMITTED_DELTA_IGNORE:
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# age = 0
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pass
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RNS.log("Detected active propagation node "+RNS.prettyhexrep(destination_hash)+" emission "+str(age)+" seconds ago, "+str(hops)+" hops away")
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self.owner.log_announce(destination_hash, RNS.prettyhexrep(destination_hash).encode("utf-8"), dest_type=PropagationNodeDetector.aspect_filter)
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if self.owner.config["lxmf_propagation_node"] == None:
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if self.owner.active_propagation_node == None:
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self.owner.set_active_propagation_node(destination_hash)
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else:
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prev_hops = RNS.Transport.hops_to(self.owner.active_propagation_node)
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if hops <= prev_hops:
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self.owner.set_active_propagation_node(destination_hash)
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else:
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pass
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else:
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pass
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except Exception as e:
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RNS.log("Error while processing received propagation node announce: "+str(e))
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def __init__(self, owner):
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self.owner = owner
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self.owner_app = owner.owner_app
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class SidebandCore():
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CONV_P2P = 0x01
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CONV_GROUP = 0x02
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CONV_BROADCAST = 0x03
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MAX_ANNOUNCES = 48
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JOB_INTERVAL = 1
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aspect_filter = "lxmf.delivery"
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def received_announce(self, destination_hash, announced_identity, app_data):
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# Add the announce to the directory announce
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# stream logger
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self.log_announce(destination_hash, app_data, dest_type=SidebandCore.aspect_filter)
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def __init__(self, owner_app, is_service=False, is_client=False, android_app_dir=None):
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self.is_service = is_service
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self.is_client = is_client
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if not self.is_service and not self.is_client:
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self.is_standalone = True
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else:
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self.is_standalone = False
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self.owner_app = owner_app
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self.reticulum = None
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self.app_dir = plyer.storagepath.get_home_dir()+"/.config/sideband"
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self.rns_configdir = None
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if RNS.vendor.platformutils.get_platform() == "android":
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self.app_dir = android_app_dir+"/io.unsigned.sideband/files/"
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self.rns_configdir = self.app_dir+"/app_storage/reticulum"
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self.asset_dir = self.app_dir+"/app/assets"
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else:
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self.asset_dir = plyer.storagepath.get_application_dir()+"/sbapp/assets"
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self.icon = self.asset_dir+"/icon.png"
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self.icon_48 = self.asset_dir+"/icon_48.png"
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self.icon_32 = self.asset_dir+"/icon_32.png"
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self.notification_icon = self.asset_dir+"/notification_icon.png"
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if not os.path.isdir(self.app_dir+"/app_storage"):
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os.makedirs(self.app_dir+"/app_storage")
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self.config_path = self.app_dir+"/app_storage/sideband_config"
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self.identity_path = self.app_dir+"/app_storage/primary_identity"
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self.db_path = self.app_dir+"/app_storage/sideband.db"
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self.lxmf_storage = self.app_dir+"/app_storage/"
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self.first_run = True
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try:
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if not os.path.isfile(self.config_path):
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self.__init_config()
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else:
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self.__load_config()
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self.first_run = False
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except Exception as e:
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RNS.log("Error while configuring Sideband: "+str(e), RNS.LOG_ERROR)
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# Initialise Reticulum configuration
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if RNS.vendor.platformutils.get_platform() == "android":
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try:
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self.rns_configdir = self.app_dir+"/app_storage/reticulum"
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if not os.path.isdir(self.rns_configdir):
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os.makedirs(self.rns_configdir)
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RNS.log("Configuring Reticulum instance...")
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config_file = open(self.rns_configdir+"/config", "wb")
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config_file.write(rns_config)
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config_file.close()
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except Exception as e:
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RNS.log("Error while configuring Reticulum instance: "+str(e), RNS.LOG_ERROR)
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else:
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pass
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self.active_propagation_node = None
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self.propagation_detector = PropagationNodeDetector(self)
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RNS.Transport.register_announce_handler(self)
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RNS.Transport.register_announce_handler(self.propagation_detector)
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def __init_config(self):
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RNS.log("Creating new Sideband configuration...")
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if os.path.isfile(self.identity_path):
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self.identity = RNS.Identity.from_file(self.identity_path)
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else:
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self.identity = RNS.Identity()
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self.identity.to_file(self.identity_path)
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self.config = {}
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# Settings
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self.config["display_name"] = "Anonymous Peer"
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self.config["dark_ui"] = True
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self.config["start_announce"] = False
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self.config["propagation_by_default"] = False
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self.config["home_node_as_broadcast_repeater"] = False
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self.config["send_telemetry_to_home_node"] = False
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self.config["lxmf_propagation_node"] = None
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self.config["lxmf_sync_limit"] = None
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self.config["lxmf_sync_max"] = 3
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self.config["last_lxmf_propagation_node"] = None
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self.config["nn_home_node"] = None
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# Connectivity
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self.config["connect_local"] = True
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self.config["connect_local_groupid"] = ""
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self.config["connect_local_ifac_netname"] = ""
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self.config["connect_local_ifac_passphrase"] = ""
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self.config["connect_tcp"] = False
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self.config["connect_tcp_host"] = "sideband.connect.reticulum.network"
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self.config["connect_tcp_port"] = "7822"
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self.config["connect_tcp_ifac_netname"] = ""
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self.config["connect_tcp_ifac_passphrase"] = ""
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self.config["connect_i2p"] = False
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self.config["connect_i2p_b32"] = "mrwqlsioq4hoo2lmeeud7dkfscnm7yxak7dmiyvsrnpfag3z5tsq.b32.i2p"
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self.config["connect_i2p_ifac_netname"] = ""
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self.config["connect_i2p_ifac_passphrase"] = ""
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if not os.path.isfile(self.db_path):
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self.__db_init()
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else:
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self._db_initstate()
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self._db_initpersistent()
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self.__save_config()
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def should_persist_data(self):
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if self.reticulum != None:
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self.reticulum._should_persist_data()
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self.save_configuration()
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def __load_config(self):
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RNS.log("Loading Sideband identity...", RNS.LOG_DEBUG)
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self.identity = RNS.Identity.from_file(self.identity_path)
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RNS.log("Loading Sideband configuration... "+str(self.config_path), RNS.LOG_DEBUG)
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config_file = open(self.config_path, "rb")
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self.config = msgpack.unpackb(config_file.read())
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config_file.close()
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# Migration actions from earlier config formats
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if not "dark_ui" in self.config:
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self.config["dark_ui"] = True
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# Make sure we have a database
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if not os.path.isfile(self.db_path):
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self.__db_init()
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else:
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self._db_initstate()
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self._db_initpersistent()
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def __reload_config(self):
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RNS.log("Reloading Sideband configuration... "+str(self.config_path), RNS.LOG_DEBUG)
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config_file = open(self.config_path, "rb")
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self.config = msgpack.unpackb(config_file.read())
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config_file.close()
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self.update_active_lxmf_propagation_node()
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def __save_config(self):
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RNS.log("Saving Sideband configuration...", RNS.LOG_DEBUG)
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config_file = open(self.config_path, "wb")
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config_file.write(msgpack.packb(self.config))
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config_file.close()
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if self.is_client:
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self.setstate("wants.settings_reload", True)
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def reload_configuration(self):
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self.__reload_config()
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def save_configuration(self):
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self.__save_config()
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def set_active_propagation_node(self, dest):
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if dest == None:
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RNS.log("No active propagation node configured")
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else:
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try:
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self.active_propagation_node = dest
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self.config["last_lxmf_propagation_node"] = dest
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self.message_router.set_outbound_propagation_node(dest)
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RNS.log("Active propagation node set to: "+RNS.prettyhexrep(dest))
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self.__save_config()
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except Exception as e:
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RNS.log("Error while setting LXMF propagation node: "+str(e), RNS.LOG_ERROR)
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def notify(self, title, content, group=None, context_id=None):
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notifications_enabled = True
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if notifications_enabled:
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if RNS.vendor.platformutils.get_platform() == "android":
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if self.getpersistent("permissions.notifications"):
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notifications_permitted = True
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else:
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notifications_permitted = False
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else:
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notifications_permitted = True
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if notifications_permitted:
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if RNS.vendor.platformutils.get_platform() == "android":
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if self.is_service:
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self.owner_service.android_notification(title, content, group=group, context_id=context_id)
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else:
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plyer.notification.notify(title, content, notification_icon=self.notification_icon, context_override=None)
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else:
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plyer.notification.notify(title, content, app_icon=self.icon_32)
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def log_announce(self, dest, app_data, dest_type):
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try:
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RNS.log("Received "+str(dest_type)+" announce for "+RNS.prettyhexrep(dest)+" with data: "+app_data.decode("utf-8"))
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self._db_save_announce(dest, app_data, dest_type)
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self.setstate("app.flags.new_announces", True)
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except Exception as e:
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RNS.log("Exception while decoding LXMF destination announce data:"+str(e))
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def list_conversations(self):
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result = self._db_conversations()
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if result != None:
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return result
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else:
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return []
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def list_announces(self):
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result = self._db_announces()
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if result != None:
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return result
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else:
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return []
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def has_conversation(self, context_dest):
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existing_conv = self._db_conversation(context_dest)
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if existing_conv != None:
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return True
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else:
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return False
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def is_trusted(self, context_dest):
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try:
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existing_conv = self._db_conversation(context_dest)
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if existing_conv != None:
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if existing_conv["trust"] == 1:
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return True
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else:
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return False
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else:
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return False
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except Exception as e:
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RNS.log("Error while checking trust for "+RNS.prettyhexrep(context_dest)+": "+str(e), RNS.LOG_ERROR)
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return False
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def raw_display_name(self, context_dest):
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try:
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existing_conv = self._db_conversation(context_dest)
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if existing_conv != None:
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if existing_conv["name"] != None and existing_conv["name"] != "":
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return existing_conv["name"]
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else:
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return ""
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else:
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return ""
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except Exception as e:
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RNS.log("Error while getting peer name: "+str(e), RNS.LOG_ERROR)
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return ""
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def peer_display_name(self, context_dest):
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try:
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existing_conv = self._db_conversation(context_dest)
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if existing_conv != None:
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if existing_conv["name"] != None and existing_conv["name"] != "":
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if existing_conv["trust"] == 1:
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return existing_conv["name"]
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else:
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return existing_conv["name"]+" "+RNS.prettyhexrep(context_dest)
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else:
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app_data = RNS.Identity.recall_app_data(context_dest)
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if app_data != None:
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if existing_conv["trust"] == 1:
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return app_data.decode("utf-8")
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else:
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return app_data.decode("utf-8")+" "+RNS.prettyhexrep(context_dest)
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else:
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return RNS.prettyhexrep(context_dest)
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else:
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app_data = RNS.Identity.recall_app_data(context_dest)
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if app_data != None:
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return app_data.decode("utf-8")+" "+RNS.prettyhexrep(context_dest)
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else:
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return RNS.prettyhexrep(context_dest)
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except Exception as e:
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RNS.log("Could not decode a valid peer name from data: "+str(e), RNS.LOG_DEBUG)
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return RNS.prettyhexrep(context_dest)
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def clear_conversation(self, context_dest):
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self._db_clear_conversation(context_dest)
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def delete_conversation(self, context_dest):
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self._db_clear_conversation(context_dest)
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self._db_delete_conversation(context_dest)
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def delete_message(self, message_hash):
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self._db_delete_message(message_hash)
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def read_conversation(self, context_dest):
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self._db_conversation_set_unread(context_dest, False)
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def unread_conversation(self, context_dest):
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self._db_conversation_set_unread(context_dest, True)
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def trusted_conversation(self, context_dest):
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self._db_conversation_set_trusted(context_dest, True)
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def untrusted_conversation(self, context_dest):
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self._db_conversation_set_trusted(context_dest, False)
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def named_conversation(self, name, context_dest):
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self._db_conversation_set_name(context_dest, name)
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def list_messages(self, context_dest, after = None):
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result = self._db_messages(context_dest, after)
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if result != None:
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return result
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else:
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return []
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def service_available(self):
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service_heartbeat = self.getstate("service.heartbeat")
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if not service_heartbeat:
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return False
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else:
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try:
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if time.time() - service_heartbeat > 2.5:
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return False
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else:
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return True
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except:
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return False
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def gui_foreground(self):
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return self._db_getstate("app.foreground")
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def gui_display(self):
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return self._db_getstate("app.displaying")
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def gui_conversation(self):
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return self._db_getstate("app.active_conversation")
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def setstate(self, prop, val):
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self._db_setstate(prop, val)
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def getstate(self, prop):
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return self._db_getstate(prop)
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def setpersistent(self, prop, val):
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self._db_setpersistent(prop, val)
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def getpersistent(self, prop):
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return self._db_getpersistent(prop)
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def __event_conversations_changed(self):
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pass
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def __event_conversation_changed(self, context_dest):
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pass
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def __db_init(self):
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db = sqlite3.connect(self.db_path)
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dbc = db.cursor()
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dbc.execute("DROP TABLE IF EXISTS lxm")
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dbc.execute("CREATE TABLE lxm (lxm_hash BLOB PRIMARY KEY, dest BLOB, source BLOB, title BLOB, tx_ts INTEGER, rx_ts INTEGER, state INTEGER, method INTEGER, t_encrypted INTEGER, t_encryption INTEGER, data BLOB)")
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dbc.execute("DROP TABLE IF EXISTS conv")
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dbc.execute("CREATE TABLE conv (dest_context BLOB PRIMARY KEY, last_tx INTEGER, last_rx INTEGER, unread INTEGER, type INTEGER, trust INTEGER, name BLOB, data BLOB)")
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dbc.execute("DROP TABLE IF EXISTS announce")
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dbc.execute("CREATE TABLE announce (id PRIMARY KEY, received INTEGER, source BLOB, data BLOB, dest_type BLOB)")
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dbc.execute("DROP TABLE IF EXISTS state")
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dbc.execute("CREATE TABLE state (property BLOB PRIMARY KEY, value BLOB)")
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dbc.execute("DROP TABLE IF EXISTS persistent")
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dbc.execute("CREATE TABLE persistent (property BLOB PRIMARY KEY, value BLOB)")
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db.commit()
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db.close()
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def _db_initstate(self):
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db = sqlite3.connect(self.db_path)
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dbc = db.cursor()
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dbc.execute("DROP TABLE IF EXISTS state")
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dbc.execute("CREATE TABLE state (property BLOB PRIMARY KEY, value BLOB)")
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self._db_setstate("database_ready", True)
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def _db_getstate(self, prop):
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db = sqlite3.connect(self.db_path)
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dbc = db.cursor()
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query = "select * from state where property=:uprop"
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dbc.execute(query, {"uprop": prop.encode("utf-8")})
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result = dbc.fetchall()
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db.close()
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if len(result) < 1:
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return None
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else:
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try:
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entry = result[0]
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val = msgpack.unpackb(entry[1])
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return val
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except Exception as e:
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RNS.log("Could not unpack state value from database for property \""+str(prop)+"\". The contained exception was: "+str(e), RNS.LOG_ERROR)
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return None
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def _db_setstate(self, prop, val):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
uprop = prop.encode("utf-8")
|
|
bval = msgpack.packb(val)
|
|
|
|
if self._db_getstate(prop) == None:
|
|
query = "INSERT INTO state (property, value) values (?, ?)"
|
|
data = (uprop, bval)
|
|
dbc.execute(query, data)
|
|
else:
|
|
query = "UPDATE state set value=:bval where property=:uprop;"
|
|
dbc.execute(query, {"bval": bval, "uprop": uprop})
|
|
|
|
db.commit()
|
|
db.close()
|
|
|
|
def _db_initpersistent(self):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
dbc.execute("CREATE TABLE IF NOT EXISTS persistent (property BLOB PRIMARY KEY, value BLOB)")
|
|
|
|
def _db_getpersistent(self, prop):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "select * from persistent where property=:uprop"
|
|
dbc.execute(query, {"uprop": prop.encode("utf-8")})
|
|
result = dbc.fetchall()
|
|
db.close()
|
|
|
|
if len(result) < 1:
|
|
return None
|
|
else:
|
|
try:
|
|
entry = result[0]
|
|
val = msgpack.unpackb(entry[1])
|
|
return val
|
|
except Exception as e:
|
|
RNS.log("Could not unpack persistent value from database for property \""+str(prop)+"\". The contained exception was: "+str(e), RNS.LOG_ERROR)
|
|
return None
|
|
|
|
def _db_setpersistent(self, prop, val):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
uprop = prop.encode("utf-8")
|
|
bval = msgpack.packb(val)
|
|
|
|
if self._db_getpersistent(prop) == None:
|
|
query = "INSERT INTO persistent (property, value) values (?, ?)"
|
|
data = (uprop, bval)
|
|
dbc.execute(query, data)
|
|
else:
|
|
query = "UPDATE persistent set value=:bval where property=:uprop;"
|
|
dbc.execute(query, {"bval": bval, "uprop": uprop})
|
|
|
|
db.commit()
|
|
db.close()
|
|
|
|
def _db_conversation_set_unread(self, context_dest, unread):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "UPDATE conv set unread = ? where dest_context = ?"
|
|
data = (unread, context_dest)
|
|
dbc.execute(query, data)
|
|
result = dbc.fetchall()
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_conversation_set_trusted(self, context_dest, trusted):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "UPDATE conv set trust = ? where dest_context = ?"
|
|
data = (trusted, context_dest)
|
|
dbc.execute(query, data)
|
|
result = dbc.fetchall()
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_conversation_set_name(self, context_dest, name):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "UPDATE conv set name=:name_data where dest_context=:ctx;"
|
|
dbc.execute(query, {"ctx": context_dest, "name_data": name.encode("utf-8")})
|
|
result = dbc.fetchall()
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_conversations(self):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
dbc.execute("select * from conv")
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
if len(result) < 1:
|
|
return None
|
|
else:
|
|
convs = []
|
|
for entry in result:
|
|
conv = {
|
|
"dest": entry[0],
|
|
"unread": entry[3],
|
|
}
|
|
convs.append(conv)
|
|
|
|
return convs
|
|
|
|
def _db_announces(self):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
dbc.execute("select * from announce order by received desc")
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
if len(result) < 1:
|
|
return None
|
|
else:
|
|
announces = []
|
|
for entry in result:
|
|
try:
|
|
announce = {
|
|
"dest": entry[2],
|
|
"data": entry[3].decode("utf-8"),
|
|
"time": entry[1],
|
|
"type": entry[4]
|
|
}
|
|
announces.append(announce)
|
|
except Exception as e:
|
|
RNS.log("Exception while fetching announce from DB: "+str(e), RNS.LOG_ERROR)
|
|
|
|
return announces
|
|
|
|
def _db_conversation(self, context_dest):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "select * from conv where dest_context=:ctx"
|
|
dbc.execute(query, {"ctx": context_dest})
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
if len(result) < 1:
|
|
return None
|
|
else:
|
|
c = result[0]
|
|
conv = {}
|
|
conv["dest"] = c[0]
|
|
conv["last_tx"] = c[1]
|
|
conv["last_rx"] = c[2]
|
|
conv["unread"] = c[3]
|
|
conv["type"] = c[4]
|
|
conv["trust"] = c[5]
|
|
conv["name"] = c[6].decode("utf-8")
|
|
conv["data"] = msgpack.unpackb(c[7])
|
|
return conv
|
|
|
|
def _db_clear_conversation(self, context_dest):
|
|
RNS.log("Clearing conversation with "+RNS.prettyhexrep(context_dest))
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "delete from lxm where (dest=:ctx_dst or source=:ctx_dst);"
|
|
dbc.execute(query, {"ctx_dst": context_dest})
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_delete_conversation(self, context_dest):
|
|
RNS.log("Deleting conversation with "+RNS.prettyhexrep(context_dest))
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "delete from conv where (dest_context=:ctx_dst);"
|
|
dbc.execute(query, {"ctx_dst": context_dest})
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_create_conversation(self, context_dest, name = None, trust = False):
|
|
RNS.log("Creating conversation for "+RNS.prettyhexrep(context_dest))
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
def_name = "".encode("utf-8")
|
|
query = "INSERT INTO conv (dest_context, last_tx, last_rx, unread, type, trust, name, data) values (?, ?, ?, ?, ?, ?, ?, ?)"
|
|
data = (context_dest, 0, 0, 0, SidebandCore.CONV_P2P, 0, def_name, msgpack.packb(None))
|
|
|
|
dbc.execute(query, data)
|
|
|
|
db.commit()
|
|
db.close()
|
|
|
|
if trust:
|
|
self._db_conversation_set_trusted(context_dest, True)
|
|
|
|
if name != None and name != "":
|
|
self._db_conversation_set_name(context_dest, name)
|
|
|
|
self.__event_conversations_changed()
|
|
|
|
def _db_delete_message(self, msg_hash):
|
|
RNS.log("Deleting message "+RNS.prettyhexrep(msg_hash))
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "delete from lxm where (lxm_hash=:mhash);"
|
|
dbc.execute(query, {"mhash": msg_hash})
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_clean_messages(self):
|
|
RNS.log("Purging stale messages... "+str(self.db_path))
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "delete from lxm where (state=:outbound_state or state=:sending_state);"
|
|
dbc.execute(query, {"outbound_state": LXMF.LXMessage.OUTBOUND, "sending_state": LXMF.LXMessage.SENDING})
|
|
db.commit()
|
|
|
|
db.close()
|
|
|
|
def _db_message_set_state(self, lxm_hash, state):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "UPDATE lxm set state = ? where lxm_hash = ?"
|
|
data = (state, lxm_hash)
|
|
dbc.execute(query, data)
|
|
db.commit()
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
def _db_message_set_method(self, lxm_hash, method):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "UPDATE lxm set method = ? where lxm_hash = ?"
|
|
data = (method, lxm_hash)
|
|
dbc.execute(query, data)
|
|
db.commit()
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
def message(self, msg_hash):
|
|
return self._db_message(msg_hash)
|
|
|
|
def _db_message(self, msg_hash):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "select * from lxm where lxm_hash=:mhash"
|
|
dbc.execute(query, {"mhash": msg_hash})
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
if len(result) < 1:
|
|
return None
|
|
else:
|
|
entry = result[0]
|
|
lxm = LXMF.LXMessage.unpack_from_bytes(entry[10])
|
|
message = {
|
|
"hash": lxm.hash,
|
|
"dest": lxm.destination_hash,
|
|
"source": lxm.source_hash,
|
|
"title": lxm.title,
|
|
"content": lxm.content,
|
|
"received": entry[5],
|
|
"sent": lxm.timestamp,
|
|
"state": entry[6],
|
|
"method": entry[7],
|
|
"lxm": lxm
|
|
}
|
|
return message
|
|
|
|
def _db_messages(self, context_dest, after = None):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
if after == None:
|
|
query = "select * from lxm where dest=:context_dest or source=:context_dest"
|
|
dbc.execute(query, {"context_dest": context_dest})
|
|
else:
|
|
query = "select * from lxm where (dest=:context_dest or source=:context_dest) and rx_ts>:after_ts"
|
|
dbc.execute(query, {"context_dest": context_dest, "after_ts": after})
|
|
|
|
result = dbc.fetchall()
|
|
|
|
db.close()
|
|
|
|
if len(result) < 1:
|
|
return None
|
|
else:
|
|
messages = []
|
|
for entry in result:
|
|
lxm = LXMF.LXMessage.unpack_from_bytes(entry[10])
|
|
message = {
|
|
"hash": lxm.hash,
|
|
"dest": lxm.destination_hash,
|
|
"source": lxm.source_hash,
|
|
"title": lxm.title,
|
|
"content": lxm.content,
|
|
"received": entry[5],
|
|
"sent": lxm.timestamp,
|
|
"state": entry[6],
|
|
"method": entry[7],
|
|
"lxm": lxm
|
|
}
|
|
messages.append(message)
|
|
|
|
return messages
|
|
|
|
def _db_save_lxm(self, lxm, context_dest):
|
|
state = lxm.state
|
|
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
if not lxm.packed:
|
|
lxm.pack()
|
|
|
|
query = "INSERT INTO lxm (lxm_hash, dest, source, title, tx_ts, rx_ts, state, method, t_encrypted, t_encryption, data) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"
|
|
data = (
|
|
lxm.hash,
|
|
lxm.destination_hash,
|
|
lxm.source_hash,
|
|
lxm.title,
|
|
lxm.timestamp,
|
|
time.time(),
|
|
state,
|
|
lxm.method,
|
|
lxm.transport_encrypted,
|
|
lxm.transport_encryption,
|
|
lxm.packed
|
|
)
|
|
|
|
dbc.execute(query, data)
|
|
|
|
db.commit()
|
|
db.close()
|
|
|
|
self.__event_conversation_changed(context_dest)
|
|
|
|
def _db_save_announce(self, destination_hash, app_data, dest_type="lxmf.delivery"):
|
|
db = sqlite3.connect(self.db_path)
|
|
dbc = db.cursor()
|
|
|
|
query = "INSERT INTO announce (received, source, data, dest_type) values (?, ?, ?, ?)"
|
|
data = (
|
|
time.time(),
|
|
destination_hash,
|
|
app_data,
|
|
dest_type,
|
|
)
|
|
|
|
dbc.execute(query, data)
|
|
|
|
query = "delete from announce where id not in (select id from announce order by received desc limit "+str(self.MAX_ANNOUNCES)+")"
|
|
dbc.execute(query)
|
|
|
|
db.commit()
|
|
db.close()
|
|
|
|
def lxmf_announce(self):
|
|
if self.is_standalone or self.is_service:
|
|
self.lxmf_destination.announce()
|
|
self.setstate("wants.announce", False)
|
|
else:
|
|
self.setstate("wants.announce", True)
|
|
|
|
def is_known(self, dest_hash):
|
|
try:
|
|
source_identity = RNS.Identity.recall(dest_hash)
|
|
|
|
if source_identity:
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
except Exception as e:
|
|
return False
|
|
|
|
def request_key(self, dest_hash):
|
|
try:
|
|
RNS.Transport.request_path(dest_hash)
|
|
return True
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while querying for key: "+str(e), RNS.LOG_ERROR)
|
|
return False
|
|
|
|
def _service_jobs(self):
|
|
if self.is_service:
|
|
while True:
|
|
time.sleep(SidebandCore.JOB_INTERVAL)
|
|
if self.getstate("wants.announce"):
|
|
self.lxmf_announce()
|
|
|
|
def __start_jobs_deferred(self):
|
|
if self.config["start_announce"]:
|
|
self.lxmf_announce()
|
|
|
|
if self.is_service:
|
|
self.service_thread = threading.Thread(target=self._service_jobs, daemon=True)
|
|
self.service_thread.start()
|
|
|
|
def __start_jobs_immediate(self):
|
|
self.reticulum = RNS.Reticulum(configdir=self.rns_configdir, loglevel=2)
|
|
|
|
if RNS.vendor.platformutils.get_platform() == "android":
|
|
if not self.reticulum.is_connected_to_shared_instance:
|
|
RNS.log("Running as master or standalone instance, adding interfaces")
|
|
|
|
self.interface_local = None
|
|
self.interface_tcp = None
|
|
self.interface_i2p = None
|
|
|
|
if self.config["connect_local"]:
|
|
try:
|
|
RNS.log("Adding Auto Interface...")
|
|
if self.config["connect_local_groupid"] == "":
|
|
group_id = None
|
|
else:
|
|
group_id = self.config["connect_local_groupid"]
|
|
|
|
if self.config["connect_local_ifac_netname"] == "":
|
|
ifac_netname = None
|
|
else:
|
|
ifac_netname = self.config["connect_local_ifac_netname"]
|
|
|
|
if self.config["connect_local_ifac_passphrase"] == "":
|
|
ifac_netkey = None
|
|
else:
|
|
ifac_netkey = self.config["connect_local_ifac_passphrase"]
|
|
|
|
autointerface = RNS.Interfaces.AutoInterface.AutoInterface(
|
|
RNS.Transport,
|
|
name = "AutoInterface",
|
|
group_id = group_id
|
|
)
|
|
autointerface.OUT = True
|
|
self.reticulum._add_interface(autointerface,ifac_netname=ifac_netname,ifac_netkey=ifac_netkey)
|
|
self.interface_local = autointerface
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while adding AutoInterface. The contained exception was: "+str(e))
|
|
self.interface_local = None
|
|
|
|
if self.config["connect_tcp"]:
|
|
try:
|
|
RNS.log("Adding TCP Interface...")
|
|
|
|
if self.config["connect_tcp_host"] != "":
|
|
tcp_host = self.config["connect_tcp_host"]
|
|
tcp_port = int(self.config["connect_tcp_port"])
|
|
|
|
if tcp_port > 0 and tcp_port <= 65536:
|
|
if self.config["connect_tcp_ifac_netname"] == "":
|
|
ifac_netname = None
|
|
else:
|
|
ifac_netname = self.config["connect_tcp_ifac_netname"]
|
|
|
|
if self.config["connect_tcp_ifac_passphrase"] == "":
|
|
ifac_netkey = None
|
|
else:
|
|
ifac_netkey = self.config["connect_tcp_ifac_passphrase"]
|
|
|
|
tcpinterface = RNS.Interfaces.TCPInterface.TCPClientInterface(
|
|
RNS.Transport,
|
|
"TCPClientInterface",
|
|
tcp_host,
|
|
tcp_port,
|
|
kiss_framing = False,
|
|
i2p_tunneled = False
|
|
)
|
|
|
|
tcpinterface.OUT = True
|
|
self.reticulum._add_interface(tcpinterface,ifac_netname=ifac_netname,ifac_netkey=ifac_netkey)
|
|
self.interface_tcp = tcpinterface
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while adding TCP Interface. The contained exception was: "+str(e))
|
|
self.interface_tcp = None
|
|
|
|
if self.config["connect_i2p"]:
|
|
try:
|
|
if self.config["connect_i2p_b32"].endswith(".b32.i2p"):
|
|
|
|
if self.config["connect_i2p_ifac_netname"] == "":
|
|
ifac_netname = None
|
|
else:
|
|
ifac_netname = self.config["connect_i2p_ifac_netname"]
|
|
|
|
if self.config["connect_i2p_ifac_passphrase"] == "":
|
|
ifac_netkey = None
|
|
else:
|
|
ifac_netkey = self.config["connect_i2p_ifac_passphrase"]
|
|
|
|
i2pinterface = RNS.Interfaces.I2PInterface.I2PInterface(
|
|
RNS.Transport,
|
|
"I2PInterface",
|
|
RNS.Reticulum.storagepath,
|
|
[self.config["connect_i2p_b32"]],
|
|
connectable = False,
|
|
)
|
|
|
|
i2pinterface.OUT = True
|
|
self.reticulum._add_interface(i2pinterface,ifac_netname=ifac_netname,ifac_netkey=ifac_netkey)
|
|
|
|
for si in RNS.Transport.interfaces:
|
|
if type(si) == RNS.Interfaces.I2PInterface.I2PInterfacePeer:
|
|
self.interface_i2p = si
|
|
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while adding I2P Interface. The contained exception was: "+str(e))
|
|
self.interface_i2p = None
|
|
|
|
RNS.log("Reticulum started, activating LXMF...")
|
|
self.message_router = LXMF.LXMRouter(identity = self.identity, storagepath = self.lxmf_storage, autopeer = True)
|
|
self.message_router.register_delivery_callback(self.lxmf_delivery)
|
|
|
|
self.lxmf_destination = self.message_router.register_delivery_identity(self.identity, display_name=self.config["display_name"])
|
|
self.lxmf_destination.set_default_app_data(self.get_display_name_bytes)
|
|
|
|
self.rns_dir = RNS.Reticulum.configdir
|
|
|
|
self.update_active_lxmf_propagation_node()
|
|
|
|
def update_active_lxmf_propagation_node(self):
|
|
if self.config["lxmf_propagation_node"] != None and self.config["lxmf_propagation_node"] != "":
|
|
self.set_active_propagation_node(self.config["lxmf_propagation_node"])
|
|
else:
|
|
if self.config["last_lxmf_propagation_node"] != None and self.config["last_lxmf_propagation_node"] != "":
|
|
self.set_active_propagation_node(self.config["last_lxmf_propagation_node"])
|
|
else:
|
|
self.set_active_propagation_node(None)
|
|
|
|
def message_notification(self, message):
|
|
if message.state == LXMF.LXMessage.FAILED and hasattr(message, "try_propagation_on_fail") and message.try_propagation_on_fail:
|
|
RNS.log("Direct delivery of "+str(message)+" failed. Retrying as propagated message.", RNS.LOG_VERBOSE)
|
|
message.try_propagation_on_fail = None
|
|
message.delivery_attempts = 0
|
|
del message.next_delivery_attempt
|
|
message.packed = None
|
|
message.desired_method = LXMF.LXMessage.PROPAGATED
|
|
self._db_message_set_method(message.hash, LXMF.LXMessage.PROPAGATED)
|
|
self.message_router.handle_outbound(message)
|
|
else:
|
|
self.lxm_ingest(message, originator=True)
|
|
|
|
|
|
def send_message(self, content, destination_hash, propagation):
|
|
try:
|
|
if content == "":
|
|
raise ValueError("Message content cannot be empty")
|
|
|
|
dest_identity = RNS.Identity.recall(destination_hash)
|
|
dest = RNS.Destination(dest_identity, RNS.Destination.OUT, RNS.Destination.SINGLE, "lxmf", "delivery")
|
|
source = self.lxmf_destination
|
|
|
|
if propagation:
|
|
desired_method = LXMF.LXMessage.PROPAGATED
|
|
else:
|
|
desired_method = LXMF.LXMessage.DIRECT
|
|
|
|
lxm = LXMF.LXMessage(dest, source, content, title="", desired_method=desired_method)
|
|
lxm.register_delivery_callback(self.message_notification)
|
|
lxm.register_failed_callback(self.message_notification)
|
|
|
|
if self.message_router.get_outbound_propagation_node() != None:
|
|
lxm.try_propagation_on_fail = True
|
|
|
|
self.message_router.handle_outbound(lxm)
|
|
self.lxm_ingest(lxm, originator=True)
|
|
|
|
return True
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while sending message: "+str(e), RNS.LOG_ERROR)
|
|
return False
|
|
|
|
def new_conversation(self, dest_str, name = "", trusted = False):
|
|
if len(dest_str) != RNS.Reticulum.TRUNCATED_HASHLENGTH//8*2:
|
|
return False
|
|
|
|
try:
|
|
addr_b = bytes.fromhex(dest_str)
|
|
self._db_create_conversation(addr_b, name, trusted)
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while creating conversation: "+str(e), RNS.LOG_ERROR)
|
|
return False
|
|
|
|
return True
|
|
|
|
def create_conversation(self, context_dest, name = None, trusted = False):
|
|
try:
|
|
self._db_create_conversation(context_dest, name, trusted)
|
|
|
|
except Exception as e:
|
|
RNS.log("Error while creating conversation: "+str(e), RNS.LOG_ERROR)
|
|
return False
|
|
|
|
return True
|
|
|
|
def lxm_ingest(self, message, originator = False):
|
|
should_notify = False
|
|
is_trusted = False
|
|
|
|
if originator:
|
|
context_dest = message.destination_hash
|
|
else:
|
|
context_dest = message.source_hash
|
|
is_trusted = self.is_trusted(context_dest)
|
|
|
|
if self._db_message(message.hash):
|
|
RNS.log("Message exists, setting state to: "+str(message.state), RNS.LOG_DEBUG)
|
|
self._db_message_set_state(message.hash, message.state)
|
|
else:
|
|
RNS.log("Message does not exist, saving", RNS.LOG_DEBUG)
|
|
self._db_save_lxm(message, context_dest)
|
|
|
|
if is_trusted:
|
|
should_notify = True
|
|
|
|
if self._db_conversation(context_dest) == None:
|
|
self._db_create_conversation(context_dest)
|
|
self.setstate("app.flags.new_conversations", True)
|
|
|
|
if self.gui_display() == "messages_screen":
|
|
if self.gui_conversation() != context_dest:
|
|
self.unread_conversation(context_dest)
|
|
self.setstate("app.flags.unread_conversations", True)
|
|
else:
|
|
if self.gui_foreground():
|
|
should_notify = False
|
|
else:
|
|
self.unread_conversation(context_dest)
|
|
self.setstate("app.flags.unread_conversations", True)
|
|
|
|
if self.gui_display() == "conversations_screen" and self.gui_foreground():
|
|
should_notify = False
|
|
|
|
if self.is_client:
|
|
should_notify = False
|
|
|
|
if should_notify:
|
|
nlen = 128
|
|
text = message.content.decode("utf-8")
|
|
notification_content = text[:nlen]
|
|
if len(text) > nlen:
|
|
text += "..."
|
|
|
|
self.notify(title=self.peer_display_name(context_dest), content=notification_content, group="LXM", context_id=RNS.hexrep(context_dest, delimit=False))
|
|
|
|
|
|
def start(self):
|
|
self._db_clean_messages()
|
|
self.__start_jobs_immediate()
|
|
|
|
thread = threading.Thread(target=self.__start_jobs_deferred)
|
|
thread.setDaemon(True)
|
|
thread.start()
|
|
|
|
self._db_setstate("core.started", True)
|
|
RNS.log("Sideband Core "+str(self)+" started")
|
|
|
|
def request_lxmf_sync(self, limit = None):
|
|
if self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_IDLE or self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_COMPLETE:
|
|
self.message_router.request_messages_from_propagation_node(self.identity, max_messages = limit)
|
|
RNS.log("LXMF message sync requested from propagation node "+RNS.prettyhexrep(self.message_router.get_outbound_propagation_node())+" for "+str(self.identity))
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def cancel_lxmf_sync(self):
|
|
if self.message_router.propagation_transfer_state != LXMF.LXMRouter.PR_IDLE:
|
|
self.message_router.cancel_propagation_node_requests()
|
|
|
|
def get_sync_progress(self):
|
|
return self.message_router.propagation_transfer_progress
|
|
|
|
|
|
def lxmf_delivery(self, message):
|
|
time_string = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(message.timestamp))
|
|
signature_string = "Signature is invalid, reason undetermined"
|
|
if message.signature_validated:
|
|
signature_string = "Validated"
|
|
else:
|
|
if message.unverified_reason == LXMF.LXMessage.SIGNATURE_INVALID:
|
|
signature_string = "Invalid signature"
|
|
if message.unverified_reason == LXMF.LXMessage.SOURCE_UNKNOWN:
|
|
signature_string = "Cannot verify, source is unknown"
|
|
|
|
RNS.log("LXMF delivery "+str(time_string)+". "+str(signature_string)+".")
|
|
|
|
try:
|
|
self.lxm_ingest(message)
|
|
except Exception as e:
|
|
RNS.log("Error while ingesting LXMF message "+RNS.prettyhexrep(message.hash)+" to database: "+str(e))
|
|
|
|
def get_display_name_bytes(self):
|
|
return self.config["display_name"].encode("utf-8")
|
|
|
|
def get_sync_status(self):
|
|
if self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_IDLE:
|
|
return "Idle"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_PATH_REQUESTED:
|
|
return "Path requested"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_LINK_ESTABLISHING:
|
|
return "Establishing link"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_LINK_ESTABLISHED:
|
|
return "Link established"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_REQUEST_SENT:
|
|
return "Sync request sent"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_RECEIVING:
|
|
return "Receiving messages"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_RESPONSE_RECEIVED:
|
|
return "Messages received"
|
|
elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_COMPLETE:
|
|
new_msgs = self.message_router.propagation_transfer_last_result
|
|
if new_msgs == 0:
|
|
return "Done, no new messages"
|
|
else:
|
|
return "Downloaded "+str(new_msgs)+" new messages"
|
|
else:
|
|
return "Unknown"
|
|
|
|
rns_config = """
|
|
[reticulum]
|
|
enable_transport = False
|
|
share_instance = Yes
|
|
shared_instance_port = 37428
|
|
instance_control_port = 37429
|
|
panic_on_interface_error = No
|
|
|
|
[logging]
|
|
loglevel = 3
|
|
|
|
""".encode("utf-8")
|