Reticulum/RNS/Utilities/rnpath.py

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2021-09-24 10:42:24 +00:00
#!/usr/bin/env python3
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# MIT License
#
# Copyright (c) 2016-2022 Mark Qvist / unsigned.io
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
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import RNS
import sys
import time
import argparse
from RNS._version import __version__
def program_setup(configdir, table, rates, drop, destination_hexhash, verbosity, timeout, drop_queues):
if table:
destination_hash = None
if destination_hexhash != None:
try:
dest_len = (RNS.Reticulum.TRUNCATED_HASHLENGTH//8)*2
if len(destination_hexhash) != dest_len:
raise ValueError("Destination length is invalid, must be {hex} hexadecimal characters ({byte} bytes).".format(hex=dest_len, byte=dest_len//2))
try:
destination_hash = bytes.fromhex(destination_hexhash)
except Exception as e:
raise ValueError("Invalid destination entered. Check your input.")
except Exception as e:
print(str(e))
sys.exit(1)
reticulum = RNS.Reticulum(configdir = configdir, loglevel = 3+verbosity)
table = sorted(reticulum.get_path_table(), key=lambda e: (e["interface"], e["hops"]) )
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displayed = 0
for path in table:
if destination_hash == None or destination_hash == path["hash"]:
displayed += 1
exp_str = RNS.timestamp_str(path["expires"])
if path["hops"] == 1:
m_str = " "
else:
m_str = "s"
print(RNS.prettyhexrep(path["hash"])+" is "+str(path["hops"])+" hop"+m_str+" away via "+RNS.prettyhexrep(path["via"])+" on "+path["interface"]+" expires "+RNS.timestamp_str(path["expires"]))
if destination_hash != None and displayed == 0:
print("No path known")
sys.exit(1)
elif rates:
destination_hash = None
if destination_hexhash != None:
try:
dest_len = (RNS.Reticulum.TRUNCATED_HASHLENGTH//8)*2
if len(destination_hexhash) != dest_len:
raise ValueError("Destination length is invalid, must be {hex} hexadecimal characters ({byte} bytes).".format(hex=dest_len, byte=dest_len//2))
try:
destination_hash = bytes.fromhex(destination_hexhash)
except Exception as e:
raise ValueError("Invalid destination entered. Check your input.")
except Exception as e:
print(str(e))
sys.exit(1)
reticulum = RNS.Reticulum(configdir = configdir, loglevel = 3+verbosity)
table = sorted(reticulum.get_rate_table(), key=lambda e: e["last"] )
if len(table) == 0:
print("No information available")
else:
displayed = 0
for entry in table:
if destination_hash == None or destination_hash == entry["hash"]:
displayed += 1
try:
last_str = pretty_date(int(entry["last"]))
start_ts = entry["timestamps"][0]
span = max(time.time() - start_ts, 3600.0)
span_hours = span/3600.0
span_str = pretty_date(int(entry["timestamps"][0]))
hour_rate = round(len(entry["timestamps"])/span_hours, 3)
if hour_rate-int(hour_rate) == 0:
hour_rate = int(hour_rate)
if entry["rate_violations"] > 0:
if entry["rate_violations"] == 1:
s_str = ""
else:
s_str = "s"
rv_str = ", "+str(entry["rate_violations"])+" active rate violation"+s_str
else:
rv_str = ""
if entry["blocked_until"] > time.time():
bli = time.time()-(int(entry["blocked_until"])-time.time())
bl_str = ", new announces allowed in "+pretty_date(int(bli))
else:
bl_str = ""
print(RNS.prettyhexrep(entry["hash"])+" last heard "+last_str+" ago, "+str(hour_rate)+" announces/hour in the last "+span_str+rv_str+bl_str)
except Exception as e:
print("Error while processing entry for "+RNS.prettyhexrep(entry["hash"]))
print(str(e))
if destination_hash != None and displayed == 0:
print("No information available")
sys.exit(1)
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elif drop_queues:
reticulum = RNS.Reticulum(configdir = configdir, loglevel = 3+verbosity)
RNS.log("Dropping announce queues on all interfaces...")
reticulum.drop_announce_queues()
elif drop:
try:
dest_len = (RNS.Reticulum.TRUNCATED_HASHLENGTH//8)*2
if len(destination_hexhash) != dest_len:
raise ValueError("Destination length is invalid, must be {hex} hexadecimal characters ({byte} bytes).".format(hex=dest_len, byte=dest_len//2))
try:
destination_hash = bytes.fromhex(destination_hexhash)
except Exception as e:
raise ValueError("Invalid destination entered. Check your input.")
except Exception as e:
print(str(e))
sys.exit(1)
reticulum = RNS.Reticulum(configdir = configdir, loglevel = 3+verbosity)
if reticulum.drop_path(destination_hash):
print("Dropped path to "+RNS.prettyhexrep(destination_hash))
else:
print("Unable to drop path to "+RNS.prettyhexrep(destination_hash)+". Does it exist?")
sys.exit(1)
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else:
try:
dest_len = (RNS.Reticulum.TRUNCATED_HASHLENGTH//8)*2
if len(destination_hexhash) != dest_len:
raise ValueError("Destination length is invalid, must be {hex} hexadecimal characters ({byte} bytes).".format(hex=dest_len, byte=dest_len//2))
try:
destination_hash = bytes.fromhex(destination_hexhash)
except Exception as e:
raise ValueError("Invalid destination entered. Check your input.")
except Exception as e:
print(str(e))
sys.exit(1)
reticulum = RNS.Reticulum(configdir = configdir, loglevel = 3+verbosity)
if not RNS.Transport.has_path(destination_hash):
RNS.Transport.request_path(destination_hash)
print("Path to "+RNS.prettyhexrep(destination_hash)+" requested ", end=" ")
sys.stdout.flush()
i = 0
syms = "⢄⢂⢁⡁⡈⡐⡠"
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limit = time.time()+timeout
while not RNS.Transport.has_path(destination_hash) and time.time()<limit:
time.sleep(0.1)
print(("\b\b"+syms[i]+" "), end="")
sys.stdout.flush()
i = (i+1)%len(syms)
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if RNS.Transport.has_path(destination_hash):
hops = RNS.Transport.hops_to(destination_hash)
next_hop = RNS.prettyhexrep(reticulum.get_next_hop(destination_hash))
next_hop_interface = reticulum.get_next_hop_if_name(destination_hash)
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if hops != 1:
ms = "s"
else:
ms = ""
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print("\rPath found, destination "+RNS.prettyhexrep(destination_hash)+" is "+str(hops)+" hop"+ms+" away via "+next_hop+" on "+next_hop_interface)
else:
print("\r \rPath not found")
sys.exit(1)
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def main():
try:
parser = argparse.ArgumentParser(description="Reticulum Path Discovery Utility")
parser.add_argument("--config",
action="store",
default=None,
help="path to alternative Reticulum config directory",
type=str
)
parser.add_argument(
"--version",
action="version",
version="rnpath {version}".format(version=__version__)
)
parser.add_argument(
"-t",
"--table",
action="store_true",
help="show all known paths",
default=False
)
parser.add_argument(
"-r",
"--rates",
action="store_true",
help="show announce rate info",
default=False
)
parser.add_argument(
"-d",
"--drop",
action="store_true",
help="remove the path to a destination",
default=False
)
parser.add_argument(
"-D",
"--drop-announces",
action="store_true",
help="drop all queued announces",
default=False
)
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parser.add_argument(
"-w",
action="store",
metavar="seconds",
type=float,
help="timeout before giving up",
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default=RNS.Transport.PATH_REQUEST_TIMEOUT
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)
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parser.add_argument(
"destination",
nargs="?",
default=None,
help="hexadecimal hash of the destination",
type=str
)
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parser.add_argument('-v', '--verbose', action='count', default=0)
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args = parser.parse_args()
if args.config:
configarg = args.config
else:
configarg = None
if not args.drop_announces and not args.table and not args.rates and not args.destination:
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print("")
parser.print_help()
print("")
else:
program_setup(
configdir = configarg,
table = args.table,
rates = args.rates,
drop = args.drop,
destination_hexhash = args.destination,
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verbosity = args.verbose,
timeout = args.w,
drop_queues = args.drop_announces,
)
sys.exit(0)
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except KeyboardInterrupt:
print("")
exit()
def pretty_date(time=False):
from datetime import datetime
now = datetime.now()
if type(time) is int:
diff = now - datetime.fromtimestamp(time)
elif isinstance(time,datetime):
diff = now - time
elif not time:
diff = now - now
second_diff = diff.seconds
day_diff = diff.days
if day_diff < 0:
return ''
if day_diff == 0:
if second_diff < 10:
return str(second_diff) + " seconds"
if second_diff < 60:
return str(second_diff) + " seconds"
if second_diff < 120:
return "1 minute"
if second_diff < 3600:
return str(int(second_diff / 60)) + " minutes"
if second_diff < 7200:
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return "an hour"
if second_diff < 86400:
return str(int(second_diff / 3600)) + " hours"
if day_diff == 1:
return "1 day"
if day_diff < 7:
return str(day_diff) + " days"
if day_diff < 31:
return str(int(day_diff / 7)) + " weeks"
if day_diff < 365:
return str(int(day_diff / 30)) + " months"
return str(int(day_diff / 365)) + " years"
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if __name__ == "__main__":
main()