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Sideband/sbapp/sideband/core.py
Mark Qvist 5e8ed17bb3 Added e-ink display mode
2023-10-07 16:54:38 +02:00

2248 lines
98 KiB
Python
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import RNS
import LXMF
import threading
import plyer
import os.path
import time
import sqlite3
import random
import RNS.vendor.umsgpack as msgpack
import RNS.Interfaces.Interface as Interface
from .res import sideband_fb_data
if RNS.vendor.platformutils.get_platform() == "android":
from jnius import autoclass, cast
class PropagationNodeDetector():
EMITTED_DELTA_GRACE = 300
EMITTED_DELTA_IGNORE = 10
aspect_filter = "lxmf.propagation"
def received_announce(self, destination_hash, announced_identity, app_data):
try:
if app_data != None and len(app_data) > 0:
unpacked = msgpack.unpackb(app_data)
node_active = unpacked[0]
emitted = unpacked[1]
hops = RNS.Transport.hops_to(destination_hash)
age = time.time() - emitted
if age < 0:
RNS.log("Warning, propagation node announce emitted in the future, possible timing inconsistency or tampering attempt.")
if age < -1*PropagationNodeDetector.EMITTED_DELTA_GRACE:
raise ValueError("Announce timestamp too far in the future, discarding it")
if age > -1*PropagationNodeDetector.EMITTED_DELTA_IGNORE:
# age = 0
pass
RNS.log("Detected active propagation node "+RNS.prettyhexrep(destination_hash)+" emission "+str(age)+" seconds ago, "+str(hops)+" hops away")
self.owner.log_announce(destination_hash, RNS.prettyhexrep(destination_hash).encode("utf-8"), dest_type=PropagationNodeDetector.aspect_filter)
if self.owner.config["lxmf_propagation_node"] == None:
if self.owner.active_propagation_node == None:
self.owner.set_active_propagation_node(destination_hash)
else:
prev_hops = RNS.Transport.hops_to(self.owner.active_propagation_node)
if hops <= prev_hops:
self.owner.set_active_propagation_node(destination_hash)
else:
pass
else:
pass
except Exception as e:
RNS.log("Error while processing received propagation node announce: "+str(e))
def __init__(self, owner):
self.owner = owner
self.owner_app = owner.owner_app
class SidebandCore():
CONV_P2P = 0x01
CONV_GROUP = 0x02
CONV_BROADCAST = 0x03
MAX_ANNOUNCES = 24
SERVICE_JOB_INTERVAL = 1
PERIODIC_JOBS_INTERVAL = 60
PERIODIC_SYNC_RETRY = 360
IF_CHANGE_ANNOUNCE_MIN_INTERVAL = 6 # In seconds
AUTO_ANNOUNCE_RANDOM_MIN = 90 # In minutes
AUTO_ANNOUNCE_RANDOM_MAX = 480 # In minutes
aspect_filter = "lxmf.delivery"
def received_announce(self, destination_hash, announced_identity, app_data):
# Add the announce to the directory announce
# stream logger
self.log_announce(destination_hash, app_data, dest_type=SidebandCore.aspect_filter)
def __init__(self, owner_app, is_service=False, is_client=False, android_app_dir=None, verbose=False):
self.is_service = is_service
self.is_client = is_client
self.db = None
if not self.is_service and not self.is_client:
self.is_standalone = True
else:
self.is_standalone = False
self.log_verbose = verbose
self.owner_app = owner_app
self.reticulum = None
self.webshare_server = None
self.app_dir = plyer.storagepath.get_home_dir()+"/.config/sideband"
if self.app_dir.startswith("file://"):
self.app_dir = self.app_dir.replace("file://", "")
self.rns_configdir = None
if RNS.vendor.platformutils.is_android():
self.app_dir = android_app_dir+"/io.unsigned.sideband/files/"
self.rns_configdir = self.app_dir+"/app_storage/reticulum"
self.asset_dir = self.app_dir+"/app/assets"
elif RNS.vendor.platformutils.is_darwin():
core_path = os.path.abspath(__file__)
self.asset_dir = core_path.replace("/sideband/core.py", "/assets")
elif RNS.vendor.platformutils.get_platform() == "linux":
core_path = os.path.abspath(__file__)
self.asset_dir = core_path.replace("/sideband/core.py", "/assets")
else:
self.asset_dir = plyer.storagepath.get_application_dir()+"/sbapp/assets"
self.icon = self.asset_dir+"/icon.png"
self.icon_48 = self.asset_dir+"/icon_48.png"
self.icon_32 = self.asset_dir+"/icon_32.png"
self.icon_macos = self.asset_dir+"/icon_macos.png"
self.notification_icon = self.asset_dir+"/notification_icon.png"
if not os.path.isdir(self.app_dir+"/app_storage"):
os.makedirs(self.app_dir+"/app_storage")
self.config_path = self.app_dir+"/app_storage/sideband_config"
self.identity_path = self.app_dir+"/app_storage/primary_identity"
self.db_path = self.app_dir+"/app_storage/sideband.db"
self.lxmf_storage = self.app_dir+"/app_storage/"
self.log_dir = self.app_dir+"/app_storage/"
self.tmp_dir = self.app_dir+"/app_storage/tmp"
self.exports_dir = self.app_dir+"/exports"
self.webshare_dir = "./share/"
self.first_run = True
self.saving_configuration = False
self.last_lxmf_announce = 0
self.last_if_change_announce = 0
self.next_auto_announce = time.time() + 60*(random.random()*(SidebandCore.AUTO_ANNOUNCE_RANDOM_MAX-SidebandCore.AUTO_ANNOUNCE_RANDOM_MIN))
self.getstate_cache = {}
try:
if not os.path.isfile(self.config_path):
self.__init_config()
else:
self.__load_config()
self.first_run = False
if self.config["debug"]:
self.log_verbose = True
if not os.path.isdir(self.tmp_dir):
os.makedirs(self.tmp_dir)
else:
self.clear_tmp_dir()
if os.path.isdir(self.exports_dir):
self.clear_exports_dir()
except Exception as e:
RNS.log("Error while configuring Sideband: "+str(e), RNS.LOG_ERROR)
# Initialise Reticulum configuration
if RNS.vendor.platformutils.get_platform() == "android":
try:
self.rns_configdir = self.app_dir+"/app_storage/reticulum"
if not os.path.isdir(self.rns_configdir):
os.makedirs(self.rns_configdir)
RNS.log("Configuring Reticulum instance...")
if self.config["connect_transport"]:
RNS.log("Enabling Reticulum Transport")
generated_config = rns_config.replace("TRANSPORT_IS_ENABLED", "Yes")
else:
RNS.log("Not enabling Reticulum Transport")
generated_config = rns_config.replace("TRANSPORT_IS_ENABLED", "No")
config_file = open(self.rns_configdir+"/config", "wb")
config_file.write(generated_config.encode("utf-8"))
config_file.close()
except Exception as e:
RNS.log("Error while configuring Reticulum instance: "+str(e), RNS.LOG_ERROR)
else:
pass
self.active_propagation_node = None
self.propagation_detector = PropagationNodeDetector(self)
RNS.Transport.register_announce_handler(self)
RNS.Transport.register_announce_handler(self.propagation_detector)
def clear_tmp_dir(self):
if os.path.isdir(self.tmp_dir):
for file in os.listdir(self.tmp_dir):
fpath = self.tmp_dir+"/"+file
os.unlink(fpath)
def clear_exports_dir(self):
if os.path.isdir(self.exports_dir):
for file in os.listdir(self.exports_dir):
fpath = self.exports_dir+"/"+file
RNS.log("Clearing "+str(fpath))
os.unlink(fpath)
def __init_config(self):
RNS.log("Creating new Sideband configuration...")
if os.path.isfile(self.identity_path):
self.identity = RNS.Identity.from_file(self.identity_path)
else:
self.identity = RNS.Identity()
self.identity.to_file(self.identity_path)
self.config = {}
# Settings
self.config["debug"] = False
self.config["display_name"] = "Anonymous Peer"
self.config["notifications_on"] = True
self.config["dark_ui"] = False
self.config["start_announce"] = True
self.config["propagation_by_default"] = False
self.config["home_node_as_broadcast_repeater"] = False
self.config["send_telemetry_to_home_node"] = False
self.config["lxmf_propagation_node"] = None
self.config["lxmf_sync_limit"] = None
self.config["lxmf_sync_max"] = 3
self.config["lxmf_periodic_sync"] = False
self.config["lxmf_ignore_unknown"] = False
self.config["lxmf_sync_interval"] = 43200
self.config["last_lxmf_propagation_node"] = None
self.config["nn_home_node"] = None
self.config["print_command"] = "lp"
self.config["eink_mode"] = False
# Connectivity
self.config["connect_transport"] = False
self.config["connect_local"] = True
self.config["connect_local_groupid"] = ""
self.config["connect_local_ifac_netname"] = ""
self.config["connect_local_ifac_passphrase"] = ""
self.config["connect_tcp"] = False
self.config["connect_tcp_host"] = "sideband.connect.reticulum.network"
self.config["connect_tcp_port"] = "7822"
self.config["connect_tcp_ifac_netname"] = ""
self.config["connect_tcp_ifac_passphrase"] = ""
self.config["connect_i2p"] = False
self.config["connect_i2p_b32"] = "pmlm3l5rpympihoy2o5ago43kluei2jjjzsalcuiuylbve3mwi2a.b32.i2p"
self.config["connect_i2p_ifac_netname"] = ""
self.config["connect_i2p_ifac_passphrase"] = ""
self.config["connect_rnode"] = False
self.config["connect_rnode_ifac_netname"] = ""
self.config["connect_rnode_ifac_passphrase"] = ""
self.config["connect_serial"] = False
self.config["connect_serial_ifac_netname"] = ""
self.config["connect_serial_ifac_passphrase"] = ""
self.config["connect_modem"] = False
self.config["connect_modem_ifac_netname"] = ""
self.config["connect_modem_ifac_passphrase"] = ""
self.config["connect_ifmode_local"] = "full"
self.config["connect_ifmode_tcp"] = "full"
self.config["connect_ifmode_i2p"] = "full"
self.config["connect_ifmode_rnode"] = "full"
self.config["connect_ifmode_modem"] = "full"
self.config["connect_ifmode_serial"] = "full"
self.config["connect_ifmode_bluetooth"] = "full"
# Hardware
self.config["hw_rnode_frequency"] = None
self.config["hw_rnode_modulation"] = "LoRa"
self.config["hw_rnode_bandwidth"] = 62500
self.config["hw_rnode_spreading_factor"] = 8
self.config["hw_rnode_coding_rate"] = 6
self.config["hw_rnode_tx_power"] = 0
self.config["hw_rnode_beaconinterval"] = None
self.config["hw_rnode_beacondata"] = None
self.config["hw_rnode_bt_device"] = None
self.config["hw_rnode_bluetooth"] = False
self.config["hw_modem_baudrate"] = 57600
self.config["hw_modem_databits"] = 8
self.config["hw_modem_stopbits"] = 1
self.config["hw_modem_parity"] = "none"
self.config["hw_modem_preamble"] = 150
self.config["hw_modem_tail"] = 20
self.config["hw_modem_persistence"] = 220
self.config["hw_modem_slottime"] = 20
self.config["hw_modem_beaconinterval"] = None
self.config["hw_modem_beacondata"] = None
self.config["hw_serial_baudrate"] = 57600
self.config["hw_serial_databits"] = 8
self.config["hw_serial_stopbits"] = 1
self.config["hw_serial_parity"] = "none"
if not os.path.isfile(self.db_path):
self.__db_init()
else:
self._db_initstate()
self._db_initpersistent()
self.__save_config()
def should_persist_data(self):
if self.reticulum != None:
self.reticulum._should_persist_data()
self.save_configuration()
def __load_config(self):
RNS.log("Loading Sideband identity...", RNS.LOG_DEBUG)
self.identity = RNS.Identity.from_file(self.identity_path)
RNS.log("Loading Sideband configuration... "+str(self.config_path), RNS.LOG_DEBUG)
config_file = open(self.config_path, "rb")
self.config = msgpack.unpackb(config_file.read())
config_file.close()
# Migration actions from earlier config formats
if not "debug" in self.config:
self.config["debug"] = False
if not "dark_ui" in self.config:
self.config["dark_ui"] = True
if not "lxmf_periodic_sync" in self.config:
self.config["lxmf_periodic_sync"] = False
if not "lxmf_ignore_unknown" in self.config:
self.config["lxmf_ignore_unknown"] = False
if not "lxmf_sync_interval" in self.config:
self.config["lxmf_sync_interval"] = 43200
if not "notifications_on" in self.config:
self.config["notifications_on"] = True
if not "print_command" in self.config:
self.config["print_command"] = "lp"
if not "eink_mode" in self.config:
self.config["eink_mode"] = False
if not "connect_transport" in self.config:
self.config["connect_transport"] = False
if not "connect_rnode" in self.config:
self.config["connect_rnode"] = False
if not "connect_rnode_ifac_netname" in self.config:
self.config["connect_rnode_ifac_netname"] = ""
if not "connect_rnode_ifac_passphrase" in self.config:
self.config["connect_rnode_ifac_passphrase"] = ""
if not "connect_serial" in self.config:
self.config["connect_serial"] = False
if not "connect_serial_ifac_netname" in self.config:
self.config["connect_serial_ifac_netname"] = ""
if not "connect_serial_ifac_passphrase" in self.config:
self.config["connect_serial_ifac_passphrase"] = ""
if not "connect_modem" in self.config:
self.config["connect_modem"] = False
if not "connect_modem_ifac_netname" in self.config:
self.config["connect_modem_ifac_netname"] = ""
if not "connect_modem_ifac_passphrase" in self.config:
self.config["connect_modem_ifac_passphrase"] = ""
if not "connect_ifmode_local" in self.config:
self.config["connect_ifmode_local"] = "full"
if not "connect_ifmode_tcp" in self.config:
self.config["connect_ifmode_tcp"] = "full"
if not "connect_ifmode_i2p" in self.config:
self.config["connect_ifmode_i2p"] = "full"
if not "connect_ifmode_rnode" in self.config:
self.config["connect_ifmode_rnode"] = "full"
if not "connect_ifmode_modem" in self.config:
self.config["connect_ifmode_modem"] = "full"
if not "connect_ifmode_serial" in self.config:
self.config["connect_ifmode_serial"] = "full"
if not "connect_ifmode_bluetooth" in self.config:
self.config["connect_ifmode_bluetooth"] = "full"
if not "hw_rnode_frequency" in self.config:
self.config["hw_rnode_frequency"] = None
if not "hw_rnode_modulation" in self.config:
self.config["hw_rnode_modulation"] = "LoRa"
if not "hw_rnode_bandwidth" in self.config:
self.config["hw_rnode_bandwidth"] = 62500
if not "hw_rnode_spreading_factor" in self.config:
self.config["hw_rnode_spreading_factor"] = 8
if not "hw_rnode_coding_rate" in self.config:
self.config["hw_rnode_coding_rate"] = 6
if not "hw_rnode_tx_power" in self.config:
self.config["hw_rnode_tx_power"] = 0
if not "hw_rnode_beaconinterval" in self.config:
self.config["hw_rnode_beaconinterval"] = None
if not "hw_rnode_beacondata" in self.config:
self.config["hw_rnode_beacondata"] = None
if not "hw_rnode_bluetooth" in self.config:
self.config["hw_rnode_bluetooth"] = False
if not "hw_rnode_enable_framebuffer" in self.config:
self.config["hw_rnode_enable_framebuffer"] = False
if not "hw_rnode_bt_device" in self.config:
self.config["hw_rnode_bt_device"] = None
if not "hw_rnode_atl_short" in self.config:
self.config["hw_rnode_atl_short"] = None
if not "hw_rnode_atl_long" in self.config:
self.config["hw_rnode_atl_long"] = None
if not "hw_modem_baudrate" in self.config:
self.config["hw_modem_baudrate"] = 115200
if not "hw_modem_databits" in self.config:
self.config["hw_modem_databits"] = 8
if not "hw_modem_stopbits" in self.config:
self.config["hw_modem_stopbits"] = 1
if not "hw_modem_parity" in self.config:
self.config["hw_modem_parity"] = "none"
if not "hw_modem_preamble" in self.config:
self.config["hw_modem_preamble"] = 150
if not "hw_modem_tail" in self.config:
self.config["hw_modem_tail"] = 20
if not "hw_modem_persistence" in self.config:
self.config["hw_modem_persistence"] = 220
if not "hw_modem_slottime" in self.config:
self.config["hw_modem_slottime"] = 20
if not "hw_modem_beaconinterval" in self.config:
self.config["hw_modem_beaconinterval"] = None
if not "hw_modem_beacondata" in self.config:
self.config["hw_modem_beacondata"] = None
if not "hw_serial_baudrate" in self.config:
self.config["hw_serial_baudrate"] = 57600
if not "hw_serial_databits" in self.config:
self.config["hw_serial_databits"] = 8
if not "hw_serial_stopbits" in self.config:
self.config["hw_serial_stopbits"] = 1
if not "hw_serial_parity" in self.config:
self.config["hw_serial_parity"] = "none"
# Make sure we have a database
if not os.path.isfile(self.db_path):
self.__db_init()
else:
self._db_initstate()
self._db_initpersistent()
self.__db_indices()
def __reload_config(self):
RNS.log("Reloading Sideband configuration... "+str(self.config_path), RNS.LOG_DEBUG)
config_file = open(self.config_path, "rb")
self.config = msgpack.unpackb(config_file.read())
config_file.close()
self.update_active_lxmf_propagation_node()
def __save_config(self):
RNS.log("Saving Sideband configuration...", RNS.LOG_DEBUG)
def save_function():
while self.saving_configuration:
time.sleep(0.15)
try:
self.saving_configuration = True
config_file = open(self.config_path, "wb")
config_file.write(msgpack.packb(self.config))
config_file.close()
self.saving_configuration = False
except Exception as e:
self.saving_configuration = False
RNS.log("Error while saving Sideband configuration: "+str(e), RNS.LOG_ERROR)
threading.Thread(target=save_function, daemon=True).start()
if self.is_client:
self.setstate("wants.settings_reload", True)
def reload_configuration(self):
self.__reload_config()
def save_configuration(self):
self.__save_config()
def set_active_propagation_node(self, dest):
if dest == None:
RNS.log("No active propagation node configured")
else:
try:
self.active_propagation_node = dest
self.config["last_lxmf_propagation_node"] = dest
self.message_router.set_outbound_propagation_node(dest)
RNS.log("Active propagation node set to: "+RNS.prettyhexrep(dest))
self.__save_config()
except Exception as e:
RNS.log("Error while setting LXMF propagation node: "+str(e), RNS.LOG_ERROR)
def notify(self, title, content, group=None, context_id=None):
if self.config["notifications_on"]:
if RNS.vendor.platformutils.get_platform() == "android":
if self.getpersistent("permissions.notifications"):
notifications_permitted = True
else:
notifications_permitted = False
else:
notifications_permitted = True
if notifications_permitted:
if RNS.vendor.platformutils.get_platform() == "android":
if self.is_service:
self.owner_service.android_notification(title, content, group=group, context_id=context_id)
else:
plyer.notification.notify(title, content, notification_icon=self.notification_icon, context_override=None)
else:
plyer.notification.notify(title, content, app_icon=self.icon_32)
def log_announce(self, dest, app_data, dest_type):
try:
RNS.log("Received "+str(dest_type)+" announce for "+RNS.prettyhexrep(dest)+" with data: "+app_data.decode("utf-8"))
self._db_save_announce(dest, app_data, dest_type)
self.setstate("app.flags.new_announces", True)
except Exception as e:
RNS.log("Exception while decoding LXMF destination announce data:"+str(e))
def list_conversations(self):
result = self._db_conversations()
if result != None:
return result
else:
return []
def list_announces(self):
result = self._db_announces()
if result != None:
return result
else:
return []
def has_conversation(self, context_dest):
existing_conv = self._db_conversation(context_dest)
if existing_conv != None:
return True
else:
return False
def is_trusted(self, context_dest):
try:
existing_conv = self._db_conversation(context_dest)
if existing_conv != None:
if existing_conv["trust"] == 1:
return True
else:
return False
else:
return False
except Exception as e:
RNS.log("Error while checking trust for "+RNS.prettyhexrep(context_dest)+": "+str(e), RNS.LOG_ERROR)
return False
def raw_display_name(self, context_dest):
try:
existing_conv = self._db_conversation(context_dest)
if existing_conv != None:
if existing_conv["name"] != None and existing_conv["name"] != "":
return existing_conv["name"]
else:
return ""
else:
return ""
except Exception as e:
RNS.log("Error while getting peer name: "+str(e), RNS.LOG_ERROR)
return ""
def peer_display_name(self, context_dest):
try:
existing_conv = self._db_conversation(context_dest)
if existing_conv != None:
if existing_conv["name"] != None and existing_conv["name"] != "":
if existing_conv["trust"] == 1:
return existing_conv["name"]
else:
return existing_conv["name"]+" "+RNS.prettyhexrep(context_dest)
else:
app_data = RNS.Identity.recall_app_data(context_dest)
if app_data != None:
if existing_conv["trust"] == 1:
return app_data.decode("utf-8")
else:
return app_data.decode("utf-8")+" "+RNS.prettyhexrep(context_dest)
else:
return RNS.prettyhexrep(context_dest)
else:
app_data = RNS.Identity.recall_app_data(context_dest)
if app_data != None:
return app_data.decode("utf-8")+" "+RNS.prettyhexrep(context_dest)
else:
return RNS.prettyhexrep(context_dest)
except Exception as e:
RNS.log("Could not decode a valid peer name from data: "+str(e), RNS.LOG_DEBUG)
return RNS.prettyhexrep(context_dest)
def clear_conversation(self, context_dest):
self._db_clear_conversation(context_dest)
def delete_announce(self, context_dest):
self._db_delete_announce(context_dest)
def delete_conversation(self, context_dest):
self._db_clear_conversation(context_dest)
self._db_delete_conversation(context_dest)
def delete_message(self, message_hash):
self._db_delete_message(message_hash)
def read_conversation(self, context_dest):
self._db_conversation_set_unread(context_dest, False)
def unread_conversation(self, context_dest, tx=False):
self._db_conversation_set_unread(context_dest, True, tx=tx)
def txtime_conversation(self, context_dest):
self._db_conversation_update_txtime(context_dest)
def trusted_conversation(self, context_dest):
self._db_conversation_set_trusted(context_dest, True)
def untrusted_conversation(self, context_dest):
self._db_conversation_set_trusted(context_dest, False)
def named_conversation(self, name, context_dest):
self._db_conversation_set_name(context_dest, name)
def count_messages(self, context_dest):
result = self._db_message_count(context_dest)
if result != None:
return result
else:
return None
def list_messages(self, context_dest, after = None, before = None, limit = None):
result = self._db_messages(context_dest, after, before, limit)
if result != None:
return result
else:
return []
def service_available(self):
service_heartbeat = self.getstate("service.heartbeat")
if not service_heartbeat:
return False
else:
try:
if time.time() - service_heartbeat > 2.5:
return False
else:
return True
except:
return False
def gui_foreground(self):
return self._db_getstate("app.foreground")
def gui_display(self):
return self._db_getstate("app.displaying")
def gui_conversation(self):
return self._db_getstate("app.active_conversation")
def setstate(self, prop, val):
self.getstate_cache[prop] = val
self._db_setstate(prop, val)
# def cb():
# self._db_setstate(prop, val)
# threading.Thread(target=cb, daemon=True).start()
def getstate(self, prop, allow_cache=False):
if not RNS.vendor.platformutils.is_android():
return self._db_getstate(prop)
else:
db_timeout = 0.060
cached_value = None
has_cached_value = False
if prop in self.getstate_cache:
cached_value = self.getstate_cache[prop]
has_cached_value = True
if not allow_cache or not has_cached_value:
self.getstate_cache[prop] = self._db_getstate(prop)
return self.getstate_cache[prop]
else:
get_thread_running = True
def get_job():
self.getstate_cache[prop] = self._db_getstate(prop)
get_thread_running = False
get_thread = threading.Thread(target=get_job, daemon=True)
get_thread.timeout = time.time()+db_timeout
get_thread.start()
while get_thread.is_alive() and time.time() < get_thread.timeout:
time.sleep(0.01)
if get_thread.is_alive():
return self.getstate_cache[prop]
else:
return self.getstate_cache[prop]
def setpersistent(self, prop, val):
self._db_setpersistent(prop, val)
# def cb():
# self._db_setpersistent(prop, val)
# threading.Thread(target=cb, daemon=True).start()
def getpersistent(self, prop):
return self._db_getpersistent(prop)
def __event_conversations_changed(self):
pass
def __event_conversation_changed(self, context_dest):
pass
def __db_connect(self):
if self.db == None:
self.db = sqlite3.connect(self.db_path, check_same_thread=False)
return self.db
def __db_init(self):
db = self.__db_connect()
dbc = db.cursor()
dbc.execute("DROP TABLE IF EXISTS lxm")
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)")
dbc.execute("DROP TABLE IF EXISTS conv")
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)")
dbc.execute("DROP TABLE IF EXISTS announce")
dbc.execute("CREATE TABLE announce (id PRIMARY KEY, received INTEGER, source BLOB, data BLOB, dest_type BLOB)")
dbc.execute("DROP TABLE IF EXISTS state")
dbc.execute("CREATE TABLE state (property BLOB PRIMARY KEY, value BLOB)")
dbc.execute("DROP TABLE IF EXISTS persistent")
dbc.execute("CREATE TABLE persistent (property BLOB PRIMARY KEY, value BLOB)")
db.commit()
def __db_indices(self):
db = self.__db_connect()
dbc = db.cursor()
dbc.execute("CREATE UNIQUE INDEX IF NOT EXISTS idx_persistent_property ON persistent(property)")
dbc.execute("CREATE UNIQUE INDEX IF NOT EXISTS idx_state_property ON state(property)")
dbc.execute("CREATE UNIQUE INDEX IF NOT EXISTS idx_conv_dest_context ON conv(dest_context)")
db.commit()
def _db_initstate(self):
db = self.__db_connect()
dbc = db.cursor()
dbc.execute("DROP TABLE IF EXISTS state")
dbc.execute("CREATE TABLE state (property BLOB PRIMARY KEY, value BLOB)")
db.commit()
self._db_setstate("database_ready", True)
def _db_getstate(self, prop):
try:
db = self.__db_connect()
dbc = db.cursor()
query = "select * from state where property=:uprop"
dbc.execute(query, {"uprop": prop.encode("utf-8")})
result = dbc.fetchall()
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 state value from database for property \""+str(prop)+"\". The contained exception was: "+str(e), RNS.LOG_ERROR)
return None
except Exception as e:
RNS.log("An error occurred during getstate database operation: "+str(e), RNS.LOG_ERROR)
self.db = None
def _db_setstate(self, prop, val):
try:
uprop = prop.encode("utf-8")
bval = msgpack.packb(val)
if self._db_getstate(prop) == None:
try:
db = self.__db_connect()
dbc = db.cursor()
query = "INSERT INTO state (property, value) values (?, ?)"
data = (uprop, bval)
dbc.execute(query, data)
db.commit()
except Exception as e:
RNS.log("Error while setting state property "+str(prop)+" in DB: "+str(e), RNS.LOG_ERROR)
RNS.log("Retrying as update query...", RNS.LOG_ERROR)
db = self.__db_connect()
dbc = db.cursor()
query = "UPDATE state set value=:bval where property=:uprop;"
dbc.execute(query, {"bval": bval, "uprop": uprop})
db.commit()
else:
db = self.__db_connect()
dbc = db.cursor()
query = "UPDATE state set value=:bval where property=:uprop;"
dbc.execute(query, {"bval": bval, "uprop": uprop})
db.commit()
except Exception as e:
RNS.log("An error occurred during setstate database operation: "+str(e), RNS.LOG_ERROR)
self.db = None
def _db_initpersistent(self):
db = self.__db_connect()
dbc = db.cursor()
dbc.execute("CREATE TABLE IF NOT EXISTS persistent (property BLOB PRIMARY KEY, value BLOB)")
db.commit()
def _db_getpersistent(self, prop):
try:
db = self.__db_connect()
dbc = db.cursor()
query = "select * from persistent where property=:uprop"
dbc.execute(query, {"uprop": prop.encode("utf-8")})
result = dbc.fetchall()
if len(result) < 1:
return None
else:
try:
entry = result[0]
val = msgpack.unpackb(entry[1])
if val == None:
query = "delete from persistent where (property=:uprop);"
dbc.execute(query, {"uprop": prop.encode("utf-8")})
db.commit()
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
except Exception as e:
RNS.log("An error occurred during persistent getstate database operation: "+str(e), RNS.LOG_ERROR)
self.db = None
def _db_setpersistent(self, prop, val):
try:
db = self.__db_connect()
dbc = db.cursor()
uprop = prop.encode("utf-8")
bval = msgpack.packb(val)
if self._db_getpersistent(prop) == None:
try:
query = "INSERT INTO persistent (property, value) values (?, ?)"
data = (uprop, bval)
dbc.execute(query, data)
db.commit()
except Exception as e:
RNS.log("Error while setting persistent state property "+str(prop)+" in DB: "+str(e), RNS.LOG_ERROR)
RNS.log("Retrying as update query...")
query = "UPDATE state set value=:bval where property=:uprop;"
dbc.execute(query, {"bval": bval, "uprop": uprop})
db.commit()
else:
query = "UPDATE persistent set value=:bval where property=:uprop;"
dbc.execute(query, {"bval": bval, "uprop": uprop})
db.commit()
except Exception as e:
RNS.log("An error occurred during persistent setstate database operation: "+str(e), RNS.LOG_ERROR)
self.db = None
def _db_conversation_update_txtime(self, context_dest):
db = self.__db_connect()
dbc = db.cursor()
query = "UPDATE conv set last_tx = ? where dest_context = ?"
data = (time.time(), context_dest)
dbc.execute(query, data)
result = dbc.fetchall()
db.commit()
def _db_conversation_set_unread(self, context_dest, unread, tx = False):
db = self.__db_connect()
dbc = db.cursor()
if unread:
if tx:
query = "UPDATE conv set unread = ?, last_tx = ? where dest_context = ?"
data = (unread, time.time(), context_dest)
else:
query = "UPDATE conv set unread = ?, last_rx = ? where dest_context = ?"
data = (unread, time.time(), context_dest)
else:
query = "UPDATE conv set unread = ? where dest_context = ?"
data = (unread, context_dest)
dbc.execute(query, data)
result = dbc.fetchall()
db.commit()
def _db_conversation_set_trusted(self, context_dest, trusted):
db = self.__db_connect()
dbc = db.cursor()
query = "UPDATE conv set trust = ? where dest_context = ?"
data = (trusted, context_dest)
dbc.execute(query, data)
result = dbc.fetchall()
db.commit()
def _db_conversation_set_name(self, context_dest, name):
db = self.__db_connect()
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()
def _db_conversations(self):
db = self.__db_connect()
dbc = db.cursor()
dbc.execute("select * from conv")
result = dbc.fetchall()
if len(result) < 1:
return None
else:
convs = []
for entry in result:
last_rx = entry[1]
last_tx = entry[2]
last_activity = max(last_rx, last_tx)
conv = {
"dest": entry[0],
"unread": entry[3],
"last_rx": last_rx,
"last_tx": last_tx,
"last_activity": last_activity,
}
convs.append(conv)
return sorted(convs, key=lambda c: c["last_activity"], reverse=True)
def _db_announces(self):
db = self.__db_connect()
dbc = db.cursor()
dbc.execute("select * from announce order by received desc")
result = dbc.fetchall()
if len(result) < 1:
return None
else:
announces = []
added_dests = []
for entry in result:
try:
if not entry[2] in added_dests:
announce = {
"dest": entry[2],
"data": entry[3].decode("utf-8"),
"time": entry[1],
"type": entry[4]
}
added_dests.append(entry[2])
announces.append(announce)
except Exception as e:
RNS.log("Exception while fetching announce from DB: "+str(e), RNS.LOG_ERROR)
announces.reverse()
return announces
def _db_conversation(self, context_dest):
db = self.__db_connect()
dbc = db.cursor()
query = "select * from conv where dest_context=:ctx"
dbc.execute(query, {"ctx": context_dest})
result = dbc.fetchall()
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])
conv["last_activity"] = max(c[1], c[2])
return conv
def _db_clear_conversation(self, context_dest):
RNS.log("Clearing conversation with "+RNS.prettyhexrep(context_dest), RNS.LOG_DEBUG)
db = self.__db_connect()
dbc = db.cursor()
query = "delete from lxm where (dest=:ctx_dst or source=:ctx_dst);"
dbc.execute(query, {"ctx_dst": context_dest})
db.commit()
def _db_delete_conversation(self, context_dest):
RNS.log("Deleting conversation with "+RNS.prettyhexrep(context_dest), RNS.LOG_DEBUG)
db = self.__db_connect()
dbc = db.cursor()
query = "delete from conv where (dest_context=:ctx_dst);"
dbc.execute(query, {"ctx_dst": context_dest})
db.commit()
def _db_delete_announce(self, context_dest):
RNS.log("Deleting announce with "+RNS.prettyhexrep(context_dest), RNS.LOG_DEBUG)
db = self.__db_connect()
dbc = db.cursor()
query = "delete from announce where (source=:ctx_dst);"
dbc.execute(query, {"ctx_dst": context_dest})
db.commit()
def _db_create_conversation(self, context_dest, name = None, trust = False):
RNS.log("Creating conversation for "+RNS.prettyhexrep(context_dest), RNS.LOG_DEBUG)
db = self.__db_connect()
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, time.time(), 0, SidebandCore.CONV_P2P, 0, def_name, msgpack.packb(None))
dbc.execute(query, data)
db.commit()
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 = self.__db_connect()
dbc = db.cursor()
query = "delete from lxm where (lxm_hash=:mhash);"
dbc.execute(query, {"mhash": msg_hash})
db.commit()
def _db_clean_messages(self):
RNS.log("Purging stale messages... "+str(self.db_path))
db = self.__db_connect()
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()
def _db_message_set_state(self, lxm_hash, state):
db = self.__db_connect()
dbc = db.cursor()
query = "UPDATE lxm set state = ? where lxm_hash = ?"
data = (state, lxm_hash)
dbc.execute(query, data)
db.commit()
result = dbc.fetchall()
def _db_message_set_method(self, lxm_hash, method):
db = self.__db_connect()
dbc = db.cursor()
query = "UPDATE lxm set method = ? where lxm_hash = ?"
data = (method, lxm_hash)
dbc.execute(query, data)
db.commit()
result = dbc.fetchall()
def message(self, msg_hash):
return self._db_message(msg_hash)
def _db_message(self, msg_hash):
db = self.__db_connect()
dbc = db.cursor()
query = "select * from lxm where lxm_hash=:mhash"
dbc.execute(query, {"mhash": msg_hash})
result = dbc.fetchall()
if len(result) < 1:
return None
else:
entry = result[0]
lxm_method = entry[7]
if lxm_method == LXMF.LXMessage.PAPER:
lxm_data = msgpack.unpackb(entry[10])
packed_lxm = lxm_data[0]
paper_packed_lxm = lxm_data[1]
else:
packed_lxm = entry[10]
lxm = LXMF.LXMessage.unpack_from_bytes(packed_lxm, original_method = lxm_method)
if lxm.desired_method == LXMF.LXMessage.PAPER:
lxm.paper_packed = paper_packed_lxm
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_message_count(self, context_dest):
db = self.__db_connect()
dbc = db.cursor()
query = "select count(*) from lxm where dest=:context_dest or source=:context_dest"
dbc.execute(query, {"context_dest": context_dest})
result = dbc.fetchall()
if len(result) < 1:
return None
else:
return result[0][0]
def _db_messages(self, context_dest, after = None, before = None, limit = None):
db = self.__db_connect()
dbc = db.cursor()
if after != None and before == None:
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})
elif after == None and before != None:
query = "select * from lxm where (dest=:context_dest or source=:context_dest) and rx_ts<:before_ts"
dbc.execute(query, {"context_dest": context_dest, "before_ts": before})
elif after != None and before != None:
query = "select * from lxm where (dest=:context_dest or source=:context_dest) and rx_ts<:before_ts and rx_ts>:after_ts"
dbc.execute(query, {"context_dest": context_dest, "before_ts": before, "after_ts": after})
else:
query = "select * from lxm where dest=:context_dest or source=:context_dest"
dbc.execute(query, {"context_dest": context_dest})
result = dbc.fetchall()
if len(result) < 1:
return None
else:
messages = []
for entry in result:
lxm_method = entry[7]
if lxm_method == LXMF.LXMessage.PAPER:
lxm_data = msgpack.unpackb(entry[10])
packed_lxm = lxm_data[0]
paper_packed_lxm = lxm_data[1]
else:
packed_lxm = entry[10]
lxm = LXMF.LXMessage.unpack_from_bytes(packed_lxm, original_method = lxm_method)
if lxm.desired_method == LXMF.LXMessage.PAPER:
lxm.paper_packed = paper_packed_lxm
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)
if len(messages) > limit:
messages = messages[-limit:]
return messages
def _db_save_lxm(self, lxm, context_dest):
state = lxm.state
db = self.__db_connect()
dbc = db.cursor()
if not lxm.packed:
lxm.pack()
if lxm.method == LXMF.LXMessage.PAPER:
packed_lxm = msgpack.packb([lxm.packed, lxm.paper_packed])
else:
packed_lxm = lxm.packed
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,
packed_lxm,
)
dbc.execute(query, data)
db.commit()
self.__event_conversation_changed(context_dest)
def _db_save_announce(self, destination_hash, app_data, dest_type="lxmf.delivery"):
db = self.__db_connect()
dbc = db.cursor()
query = "delete from announce where id is NULL or id not in (select id from announce order by received desc limit "+str(self.MAX_ANNOUNCES)+")"
dbc.execute(query)
query = "delete from announce where (source=:source);"
dbc.execute(query, {"source": destination_hash})
now = time.time()
hash_material = str(time).encode("utf-8")+destination_hash+app_data+dest_type.encode("utf-8")
announce_hash = RNS.Identity.full_hash(hash_material)
query = "INSERT INTO announce (id, received, source, data, dest_type) values (?, ?, ?, ?, ?)"
data = (
announce_hash,
now,
destination_hash,
app_data,
dest_type,
)
dbc.execute(query, data)
db.commit()
def lxmf_announce(self, attached_interface=None):
if self.is_standalone or self.is_service:
self.lxmf_destination.announce(attached_interface=attached_interface)
self.last_lxmf_announce = time.time()
self.next_auto_announce = time.time() + 60*(random.random()*(SidebandCore.AUTO_ANNOUNCE_RANDOM_MAX-SidebandCore.AUTO_ANNOUNCE_RANDOM_MIN))
RNS.log("Next auto announce in "+RNS.prettytime(self.next_auto_announce-time.time()), RNS.LOG_DEBUG)
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:
last_usb_discovery = time.time()
while True:
time.sleep(SidebandCore.SERVICE_JOB_INTERVAL)
now = time.time()
announce_wanted = self.getstate("wants.announce")
announce_attached_interface = None
announce_delay = 0
# TODO: The "start_announce" config entry should be
# renamed to "auto_announce", which is its current
# meaning.
if self.config["start_announce"] == True:
needs_if_change_announce = False
if hasattr(self, "interface_local") and self.interface_local != None:
have_peers = len(self.interface_local.peers) > 0
if self.interface_local.carrier_changed:
RNS.log("AutoInterface carrier change detected, retaking wake locks", RNS.LOG_DEBUG)
self.owner_service.take_locks(force_multicast=True)
self.interface_local.carrier_changed = False
if hasattr(self.interface_local, "had_peers"):
if not self.interface_local.had_peers and have_peers:
RNS.log("Peers became reachable on the interface "+str(self.interface_local), RNS.LOG_DEBUG)
needs_if_change_announce = True
announce_attached_interface = self.interface_local
announce_delay = 10
if self.interface_local.had_peers and not have_peers:
RNS.log("No peers reachable on the interface "+str(self.interface_local), RNS.LOG_DEBUG)
needs_if_change_announce = True
self.interface_local.had_peers = have_peers
for interface in RNS.Transport.interfaces:
if not hasattr(self, "interface_local") or interface != self.interface_local:
if hasattr(interface, "was_online"):
if not interface.was_online and interface.online:
RNS.log("The interface "+str(interface)+" became available", RNS.LOG_DEBUG)
needs_if_change_announce = True
if interface.was_online and not interface.online:
RNS.log("The interface "+str(interface)+" became unavailable", RNS.LOG_DEBUG)
needs_if_change_announce = True
interface.was_online = interface.online
if needs_if_change_announce and time.time() > self.last_if_change_announce+SidebandCore.IF_CHANGE_ANNOUNCE_MIN_INTERVAL:
announce_wanted = True
self.last_if_change_announce = time.time()
if time.time() > self.next_auto_announce:
announce_wanted = True
if hasattr(self, "interface_rnode") and self.interface_rnode != None:
if self.config["hw_rnode_bluetooth"]:
self.interface_rnode.allow_bluetooth = True
else:
self.interface_rnode.allow_bluetooth = False
if announce_wanted:
def gen_announce_job(delay, attached_interface):
def x():
aif = announce_attached_interface
time.sleep(delay)
self.lxmf_announce(attached_interface=aif)
return x
threading.Thread(target=gen_announce_job(announce_delay, announce_attached_interface), daemon=True).start()
if self.getstate("wants.bt_on"):
self.setstate("wants.bt_on", False)
self.owner_app.discover_usb_devices()
self.setstate("executing.bt_on", True)
if self.interface_rnode != None:
self.interface_rnode.enable_bluetooth()
else:
if hasattr(self.owner_app, "usb_devices") and self.owner_app.usb_devices != None:
if len(self.owner_app.usb_devices) > 0:
target_port = self.owner_app.usb_devices[0]["port"]
RNS.Interfaces.Android.RNodeInterface.RNodeInterface.bluetooth_control(port=target_port, enable_bluetooth = True)
else:
RNS.log("Could not execute RNode Bluetooth control command, no USB devices available", RNS.LOG_ERROR)
self.setstate("executing.bt_on", False)
if self.getstate("wants.bt_off"):
self.setstate("wants.bt_off", False)
self.owner_app.discover_usb_devices()
self.setstate("executing.bt_off", True)
if self.interface_rnode != None:
self.interface_rnode.disable_bluetooth()
else:
if hasattr(self.owner_app, "usb_devices") and self.owner_app.usb_devices != None:
if len(self.owner_app.usb_devices) > 0:
target_port = self.owner_app.usb_devices[0]["port"]
RNS.Interfaces.Android.RNodeInterface.RNodeInterface.bluetooth_control(port=target_port, disable_bluetooth = True)
else:
RNS.log("Could not execute RNode Bluetooth control command, no USB devices available", RNS.LOG_ERROR)
self.setstate("executing.bt_off", False)
if self.getstate("wants.bt_pair"):
self.setstate("wants.bt_pair", False)
self.owner_app.discover_usb_devices()
self.setstate("executing.bt_pair", True)
if self.interface_rnode != None:
self.interface_rnode.bluetooth_pair()
else:
if hasattr(self.owner_app, "usb_devices") and self.owner_app.usb_devices != None:
if len(self.owner_app.usb_devices) > 0:
try:
target_port = self.owner_app.usb_devices[0]["port"]
RNS.Interfaces.Android.RNodeInterface.RNodeInterface.bluetooth_control(port=target_port, pairing_mode = True)
except Exception as e:
self.setstate("hardware_operation.error", "An error ocurred while trying to communicate with the device. Please make sure that Sideband has been granted permissions to access the device.\n\nThe reported error was:\n\n[i]"+str(e)+"[/i]")
else:
RNS.log("Could not execute RNode Bluetooth control command, no USB devices available", RNS.LOG_ERROR)
self.setstate("executing.bt_pair", False)
if (now - last_usb_discovery > 5):
if self.interface_rnode != None and not self.interface_rnode.online:
self.owner_app.discover_usb_devices()
last_usb_discovery = time.time()
if hasattr(self.owner_app, "usb_devices") and self.owner_app.usb_devices != None:
if len(self.owner_app.usb_devices) > 0:
target_device = self.owner_app.usb_devices[0]
if self.interface_rnode.port != target_device["port"]:
RNS.log("Updating RNode device to "+str(target_device))
self.interface_rnode.port = target_device["port"]
if self.interface_serial != None and not self.interface_serial.online:
self.owner_app.discover_usb_devices()
last_usb_discovery = time.time()
if hasattr(self.owner_app, "usb_devices") and self.owner_app.usb_devices != None:
if len(self.owner_app.usb_devices) > 0:
target_device = self.owner_app.usb_devices[0]
if self.interface_serial.port != target_device["port"]:
RNS.log("Updating serial device to "+str(target_device))
self.interface_serial.port = target_device["port"]
if self.interface_modem != None and not self.interface_modem.online:
self.owner_app.discover_usb_devices()
last_usb_discovery = time.time()
if hasattr(self.owner_app, "usb_devices") and self.owner_app.usb_devices != None:
if len(self.owner_app.usb_devices) > 0:
target_device = self.owner_app.usb_devices[0]
if self.interface_modem.port != target_device["port"]:
RNS.log("Updating modem device to "+str(target_device))
self.interface_modem.port = target_device["port"]
def _periodic_jobs(self):
if self.is_service or self.is_standalone:
while True:
time.sleep(SidebandCore.PERIODIC_JOBS_INTERVAL)
if self.config["lxmf_periodic_sync"] == True:
if self.getpersistent("lxmf.lastsync") == None:
self.setpersistent("lxmf.lastsync", time.time())
else:
now = time.time()
syncinterval = self.config["lxmf_sync_interval"]
lastsync = self.getpersistent("lxmf.lastsync")
nextsync = lastsync+syncinterval
RNS.log("Last sync was "+RNS.prettytime(now-lastsync)+" ago", RNS.LOG_DEBUG)
RNS.log("Next sync is "+("in "+RNS.prettytime(nextsync-now) if nextsync-now > 0 else "now"), RNS.LOG_DEBUG)
if now > nextsync:
if self.request_lxmf_sync():
RNS.log("Scheduled LXMF sync succeeded", RNS.LOG_DEBUG)
self.setpersistent("lxmf.lastsync", time.time())
self.setpersistent("lxmf.syncretrying", False)
else:
if not self.getpersistent("lxmf.syncretrying"):
RNS.log("Scheduled LXMF sync failed, retrying in "+RNS.prettytime(SidebandCore.PERIODIC_SYNC_RETRY), RNS.LOG_DEBUG)
self.setpersistent("lxmf.lastsync", lastsync+SidebandCore.PERIODIC_SYNC_RETRY)
self.setpersistent("lxmf.syncretrying", True)
else:
RNS.log("Retry of scheduled LXMF sync failed too, waiting until next scheduled sync to try again", RNS.LOG_DEBUG)
self.setpersistent("lxmf.lastsync", time.time())
self.setpersistent("lxmf.syncretrying", False)
def __start_jobs_deferred(self):
if self.is_service:
self.service_thread = threading.Thread(target=self._service_jobs, daemon=True)
self.service_thread.start()
if self.is_standalone or self.is_service:
if self.config["start_announce"]:
self.lxmf_announce()
self.last_if_change_announce = time.time()
self.periodic_thread = threading.Thread(target=self._periodic_jobs, daemon=True)
self.periodic_thread.start()
def __start_jobs_immediate(self):
if self.log_verbose:
selected_level = 7
else:
selected_level = 2
self.setstate("init.loadingstate", "Substantiating Reticulum")
self.reticulum = RNS.Reticulum(configdir=self.rns_configdir, loglevel=selected_level)
if RNS.vendor.platformutils.get_platform() == "android":
# TODO: Just log to console for, but add option to export log
# files at some point.
# if self.config["debug"]:
# self.reticulum.logdest = RNS.LOG_FILE
# if not self.reticulum.is_connected_to_shared_instance:
# self.reticulum.logfile = self.log_dir+"sideband_service.log"
# else:
# self.reticulum.logfile = self.log_dir+"sideband_core.log"
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
self.interface_rnode = None
self.interface_modem = None
self.interface_serial = None
if self.config["connect_local"]:
self.setstate("init.loadingstate", "Discovering Topography")
try:
RNS.log("Adding Auto Interface...", RNS.LOG_DEBUG)
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
if RNS.Reticulum.transport_enabled():
if_mode = Interface.Interface.MODE_FULL
if self.config["connect_ifmode_local"] == "gateway":
if_mode = Interface.Interface.MODE_GATEWAY
elif self.config["connect_ifmode_local"] == "access point":
if_mode = Interface.Interface.MODE_ACCESS_POINT
elif self.config["connect_ifmode_local"] == "roaming":
if_mode = Interface.Interface.MODE_ROAMING
elif self.config["connect_ifmode_local"] == "boundary":
if_mode = Interface.Interface.MODE_BOUNDARY
else:
if_mode = None
self.reticulum._add_interface(autointerface, mode = if_mode, 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"]:
self.setstate("init.loadingstate", "Connecting TCP Tunnel")
try:
RNS.log("Adding TCP Interface...", RNS.LOG_DEBUG)
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
if RNS.Reticulum.transport_enabled():
if_mode = Interface.Interface.MODE_FULL
if self.config["connect_ifmode_tcp"] == "gateway":
if_mode = Interface.Interface.MODE_GATEWAY
elif self.config["connect_ifmode_tcp"] == "access point":
if_mode = Interface.Interface.MODE_ACCESS_POINT
elif self.config["connect_ifmode_tcp"] == "roaming":
if_mode = Interface.Interface.MODE_ROAMING
elif self.config["connect_ifmode_tcp"] == "boundary":
if_mode = Interface.Interface.MODE_BOUNDARY
else:
if_mode = None
self.reticulum._add_interface(tcpinterface, mode=if_mode, 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"]:
self.setstate("init.loadingstate", "Opening I2P Endpoints")
try:
RNS.log("Adding I2P Interface...", RNS.LOG_DEBUG)
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
if RNS.Reticulum.transport_enabled():
if_mode = Interface.Interface.MODE_FULL
if self.config["connect_ifmode_i2p"] == "gateway":
if_mode = Interface.Interface.MODE_GATEWAY
elif self.config["connect_ifmode_i2p"] == "access point":
if_mode = Interface.Interface.MODE_ACCESS_POINT
elif self.config["connect_ifmode_i2p"] == "roaming":
if_mode = Interface.Interface.MODE_ROAMING
elif self.config["connect_ifmode_i2p"] == "boundary":
if_mode = Interface.Interface.MODE_BOUNDARY
else:
if_mode = None
self.reticulum._add_interface(i2pinterface, mode = if_mode, 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
if self.config["connect_rnode"]:
self.setstate("init.loadingstate", "Starting RNode")
try:
RNS.log("Adding RNode Interface...", RNS.LOG_DEBUG)
target_device = None
if len(self.owner_app.usb_devices) > 0:
# TODO: Add more intelligent selection here
target_device = self.owner_app.usb_devices[0]
# if target_device or self.config["hw_rnode_bluetooth"]:
if target_device != None:
target_port = target_device["port"]
else:
target_port = None
bt_device_name = None
rnode_allow_bluetooth = False
if self.getpersistent("permissions.bluetooth"):
if self.config["hw_rnode_bluetooth"]:
RNS.log("Allowing RNode bluetooth", RNS.LOG_DEBUG)
rnode_allow_bluetooth = True
if self.config["hw_rnode_bt_device"] != None:
bt_device_name = self.config["hw_rnode_bt_device"]
else:
RNS.log("Disallowing RNode bluetooth since config is disabled", RNS.LOG_DEBUG)
rnode_allow_bluetooth = False
else:
RNS.log("Disallowing RNode bluetooth due to missing permission", RNS.LOG_DEBUG)
rnode_allow_bluetooth = False
if self.config["connect_rnode_ifac_netname"] == "":
ifac_netname = None
else:
ifac_netname = self.config["connect_rnode_ifac_netname"]
if self.config["connect_rnode_ifac_passphrase"] == "":
ifac_netkey = None
else:
ifac_netkey = self.config["connect_rnode_ifac_passphrase"]
if self.config["hw_rnode_atl_short"] == "":
atl_short = None
else:
atl_short = self.config["hw_rnode_atl_short"]
if self.config["hw_rnode_atl_long"] == "":
atl_long = None
else:
atl_long = self.config["hw_rnode_atl_long"]
rnodeinterface = RNS.Interfaces.Android.RNodeInterface.RNodeInterface(
RNS.Transport,
"RNodeInterface",
target_port,
frequency = self.config["hw_rnode_frequency"],
bandwidth = self.config["hw_rnode_bandwidth"],
txpower = self.config["hw_rnode_tx_power"],
sf = self.config["hw_rnode_spreading_factor"],
cr = self.config["hw_rnode_coding_rate"],
flow_control = None,
id_interval = self.config["hw_rnode_beaconinterval"],
id_callsign = self.config["hw_rnode_beacondata"],
allow_bluetooth = rnode_allow_bluetooth,
target_device_name = bt_device_name,
st_alock = atl_short,
lt_alock = atl_long,
)
rnodeinterface.OUT = True
if RNS.Reticulum.transport_enabled():
if_mode = Interface.Interface.MODE_FULL
if self.config["connect_ifmode_rnode"] == "gateway":
if_mode = Interface.Interface.MODE_GATEWAY
elif self.config["connect_ifmode_rnode"] == "access point":
if_mode = Interface.Interface.MODE_ACCESS_POINT
elif self.config["connect_ifmode_rnode"] == "roaming":
if_mode = Interface.Interface.MODE_ROAMING
elif self.config["connect_ifmode_rnode"] == "boundary":
if_mode = Interface.Interface.MODE_BOUNDARY
else:
if_mode = None
self.reticulum._add_interface(rnodeinterface, mode = if_mode, ifac_netname = ifac_netname, ifac_netkey = ifac_netkey)
self.interface_rnode = rnodeinterface
if rnodeinterface != None:
if len(rnodeinterface.hw_errors) > 0:
self.setpersistent("startup.errors.rnode", rnodeinterface.hw_errors[0])
if self.config["hw_rnode_enable_framebuffer"] == True:
if self.interface_rnode.online:
self.interface_rnode.display_image(sideband_fb_data)
self.interface_rnode.enable_external_framebuffer()
else:
self.interface_rnode.last_imagedata = sideband_fb_data
else:
if self.interface_rnode.online:
self.interface_rnode.disable_external_framebuffer()
except Exception as e:
RNS.log("Error while adding RNode Interface. The contained exception was: "+str(e))
self.interface_rnode = None
elif self.config["connect_serial"]:
self.setstate("init.loadingstate", "Starting Serial Interface")
try:
RNS.log("Adding Serial Interface...", RNS.LOG_DEBUG)
target_device = None
if len(self.owner_app.usb_devices) > 0:
# TODO: Add more intelligent selection here
target_device = self.owner_app.usb_devices[0]
if target_device:
if self.config["connect_serial_ifac_netname"] == "":
ifac_netname = None
else:
ifac_netname = self.config["connect_serial_ifac_netname"]
if self.config["connect_serial_ifac_passphrase"] == "":
ifac_netkey = None
else:
ifac_netkey = self.config["connect_serial_ifac_passphrase"]
serialinterface = RNS.Interfaces.Android.SerialInterface.SerialInterface(
RNS.Transport,
"SerialInterface",
target_device["port"],
self.config["hw_serial_baudrate"],
self.config["hw_serial_databits"],
self.config["hw_serial_parity"],
self.config["hw_serial_stopbits"],
)
serialinterface.OUT = True
if RNS.Reticulum.transport_enabled():
if_mode = Interface.Interface.MODE_FULL
if self.config["connect_ifmode_serial"] == "gateway":
if_mode = Interface.Interface.MODE_GATEWAY
elif self.config["connect_ifmode_serial"] == "access point":
if_mode = Interface.Interface.MODE_ACCESS_POINT
elif self.config["connect_ifmode_serial"] == "roaming":
if_mode = Interface.Interface.MODE_ROAMING
elif self.config["connect_ifmode_serial"] == "boundary":
if_mode = Interface.Interface.MODE_BOUNDARY
else:
if_mode = None
self.reticulum._add_interface(serialinterface, mode = if_mode, ifac_netname = ifac_netname, ifac_netkey = ifac_netkey)
self.interface_serial = serialinterface
except Exception as e:
RNS.log("Error while adding Serial Interface. The contained exception was: "+str(e))
self.interface_serial = None
elif self.config["connect_modem"]:
self.setstate("init.loadingstate", "Starting Radio Modem")
try:
RNS.log("Adding Modem Interface...", RNS.LOG_DEBUG)
target_device = None
if len(self.owner_app.usb_devices) > 0:
# TODO: Add more intelligent selection here
target_device = self.owner_app.usb_devices[0]
if target_device:
if self.config["connect_modem_ifac_netname"] == "":
ifac_netname = None
else:
ifac_netname = self.config["connect_modem_ifac_netname"]
if self.config["connect_modem_ifac_passphrase"] == "":
ifac_netkey = None
else:
ifac_netkey = self.config["connect_modem_ifac_passphrase"]
modeminterface = RNS.Interfaces.Android.KISSInterface.KISSInterface(
RNS.Transport,
"ModemInterface",
target_device["port"],
self.config["hw_modem_baudrate"],
self.config["hw_modem_databits"],
self.config["hw_modem_parity"],
self.config["hw_modem_stopbits"],
self.config["hw_modem_preamble"],
self.config["hw_modem_tail"],
self.config["hw_modem_persistence"],
self.config["hw_modem_slottime"],
False, # flow control
self.config["hw_modem_beaconinterval"],
self.config["hw_modem_beacondata"],
)
modeminterface.OUT = True
if RNS.Reticulum.transport_enabled():
if_mode = Interface.Interface.MODE_FULL
if self.config["connect_ifmode_modem"] == "gateway":
if_mode = Interface.Interface.MODE_GATEWAY
elif self.config["connect_ifmode_modem"] == "access point":
if_mode = Interface.Interface.MODE_ACCESS_POINT
elif self.config["connect_ifmode_modem"] == "roaming":
if_mode = Interface.Interface.MODE_ROAMING
elif self.config["connect_ifmode_modem"] == "boundary":
if_mode = Interface.Interface.MODE_BOUNDARY
else:
if_mode = None
self.reticulum._add_interface(modeminterface, mode = if_mode, ifac_netname = ifac_netname, ifac_netkey = ifac_netkey)
self.interface_modem = modeminterface
except Exception as e:
RNS.log("Error while adding Modem Interface. The contained exception was: "+str(e))
self.interface_modem = None
RNS.log("Reticulum started, activating LXMF...")
self.setstate("init.loadingstate", "Activating LXMF Router")
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 paper_message(self, content, destination_hash):
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
desired_method = LXMF.LXMessage.PAPER
lxm = LXMF.LXMessage(dest, source, content, title="", desired_method=desired_method)
self.lxm_ingest(lxm, originator=True)
return True
except Exception as e:
RNS.log("Error while creating paper message: "+str(e), RNS.LOG_ERROR)
return False
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_uri(self, uri):
local_delivery_signal = "local_delivery_occurred"
duplicate_signal = "duplicate_lxm"
ingest_result = self.message_router.ingest_lxm_uri(
uri,
signal_local_delivery=local_delivery_signal,
signal_duplicate=duplicate_signal
)
if ingest_result == False:
response = "The URI contained no decodable messages"
elif ingest_result == local_delivery_signal:
response = "Message was decoded, decrypted successfully, and added to your conversation list."
elif ingest_result == duplicate_signal:
response = "The decoded message has already been processed by the LXMF Router, and will not be ingested again."
else:
# TODO: Add message to sneakernet queues
response = "The decoded message was not addressed to your LXMF address, and has been discarded."
self.setstate("lxm_uri_ingest.result", response)
def lxm_ingest(self, message, originator = False):
should_notify = False
is_trusted = False
unread_reason_tx = False
if originator:
context_dest = message.destination_hash
unread_reason_tx = True
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, tx=unread_reason_tx)
self.setstate("app.flags.unread_conversations", True)
else:
self.txtime_conversation(context_dest)
self.setstate("wants.viewupdate.conversations", True)
if self.gui_foreground():
RNS.log("Squelching notification since GUI is in foreground", RNS.LOG_DEBUG)
should_notify = False
else:
self.unread_conversation(context_dest, tx=unread_reason_tx)
self.setstate("app.flags.unread_conversations", True)
if RNS.vendor.platformutils.is_android():
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 stop_webshare(self):
if self.webshare_server != None:
self.webshare_server.shutdown()
self.webshare_server = None
def start_webshare(self):
if self.webshare_server == None:
def webshare_job():
from http import server
import socketserver
import json
webshare_dir = self.webshare_dir
port = 4444
class RequestHandler(server.SimpleHTTPRequestHandler):
def do_GET(self):
serve_root = webshare_dir
if "?" in self.path:
self.path = self.path.split("?")[0]
path = serve_root + self.path
if self.path == "/":
path = serve_root + "/index.html"
if "/.." in self.path:
self.send_response(403)
self.end_headers()
self.write("Forbidden".encode("utf-8"))
elif self.path == "/pkglist":
try:
self.send_response(200)
self.send_header("Content-type", "text/json")
self.end_headers()
json_result = json.dumps(os.listdir(serve_root+"/pkg"))
self.wfile.write(json_result.encode("utf-8"))
except Exception as e:
self.send_response(500)
self.end_headers()
RNS.log("Error listing directory "+str(path)+": "+str(e), RNS.LOG_ERROR)
es = "Error"
self.wfile.write(es.encode("utf-8"))
else:
try:
with open(path, 'rb') as f:
data = f.read()
self.send_response(200)
if path.lower().endswith(".apk"):
self.send_header("Content-type", "application/vnd.android.package-archive")
self.end_headers()
self.wfile.write(data)
except Exception as e:
self.send_response(500)
self.end_headers()
RNS.log("Error serving file "+str(path)+": "+str(e), RNS.LOG_ERROR)
es = "Error"
self.wfile.write(es.encode("utf-8"))
with socketserver.TCPServer(("", port), RequestHandler) as webserver:
self.webshare_server = webserver
webserver.serve_forever()
self.webshare_server = None
RNS.log("Webshare server closed", RNS.LOG_DEBUG)
threading.Thread(target=webshare_job, daemon=True).start()
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:
if self.config["lxmf_ignore_unknown"] == True:
context_dest = message.source_hash
if self._db_conversation(context_dest) == None:
RNS.log("Dropping message from unknown sender "+RNS.prettyhexrep(context_dest), RNS.LOG_DEBUG)
return
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"
def cleanup(self):
if RNS.vendor.platformutils.get_platform() == "android":
if not self.reticulum.is_connected_to_shared_instance:
RNS.Transport.detach_interfaces()
rns_config = """
[reticulum]
enable_transport = TRANSPORT_IS_ENABLED
share_instance = Yes
shared_instance_port = 37428
instance_control_port = 37429
panic_on_interface_error = No
[logging]
loglevel = 3
"""
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