Added peering break option to lxmd command line interface

This commit is contained in:
Mark Qvist 2025-11-01 17:32:45 +01:00
commit 9dc998f149
2 changed files with 108 additions and 3 deletions

View file

@ -39,7 +39,7 @@ class LXMRouter:
NODE_ANNOUNCE_DELAY = 20
MAX_PEERS = 50
MAX_PEERS = 20
AUTOPEER = True
AUTOPEER_MAXDEPTH = 4
FASTEST_N_RANDOM_POOL = 2
@ -77,6 +77,7 @@ class LXMRouter:
STATS_GET_PATH = "/pn/get/stats"
SYNC_REQUEST_PATH = "/pn/peer/sync"
UNPEER_REQUEST_PATH = "/pn/peer/unpeer"
### Developer-facing API ##############################
@ -643,6 +644,7 @@ class LXMRouter:
self.control_destination = RNS.Destination(self.identity, RNS.Destination.IN, RNS.Destination.SINGLE, APP_NAME, "propagation", "control")
self.control_destination.register_request_handler(LXMRouter.STATS_GET_PATH, self.stats_get_request, allow = RNS.Destination.ALLOW_LIST, allowed_list=self.control_allowed_list)
self.control_destination.register_request_handler(LXMRouter.SYNC_REQUEST_PATH, self.peer_sync_request, allow = RNS.Destination.ALLOW_LIST, allowed_list=self.control_allowed_list)
self.control_destination.register_request_handler(LXMRouter.UNPEER_REQUEST_PATH, self.peer_unpeer_request, allow = RNS.Destination.ALLOW_LIST, allowed_list=self.control_allowed_list)
if self.message_storage_limit != None:
limit_str = ", limit is "+RNS.prettysize(self.message_storage_limit)
@ -835,6 +837,18 @@ class LXMRouter:
self.peers[data].sync()
return True
def peer_unpeer_request(self, path, data, request_id, remote_identity, requested_at):
if remote_identity == None: return LXMPeer.ERROR_NO_IDENTITY
elif remote_identity.hash not in self.control_allowed_list: return LXMPeer.ERROR_NO_ACCESS
else:
if type(data) != bytes: return LXMPeer.ERROR_INVALID_DATA
elif len(data) != RNS.Identity.TRUNCATED_HASHLENGTH//8: return LXMPeer.ERROR_INVALID_DATA
else:
if not data in self.peers: return LXMPeer.ERROR_NOT_FOUND
else:
self.unpeer(data)
return True
### Utility & Maintenance #############################
#######################################################
@ -1318,6 +1332,8 @@ class LXMRouter:
self.propagation_destination.deregister_request_handler(LXMPeer.OFFER_REQUEST_PATH)
self.propagation_destination.deregister_request_handler(LXMPeer.MESSAGE_GET_PATH)
self.propagation_destination.deregister_request_handler(LXMRouter.STATS_GET_PATH)
self.propagation_destination.deregister_request_handler(LXMRouter.SYNC_REQUEST_PATH)
self.propagation_destination.deregister_request_handler(LXMRouter.UNPEER_REQUEST_PATH)
for link in self.active_propagation_links:
try:
if link.status == RNS.Link.ACTIVE:

View file

@ -539,10 +539,82 @@ def request_sync(target, remote=None, configdir=None, rnsconfigdir=None, verbosi
elif response == LXMF.LXMPeer.LXMPeer.ERROR_NOT_FOUND:
print("The requested peer was not found")
exit(206)
elif response == None:
print("Empty response received")
exit(207)
else:
print(f"Sync requested for peer {RNS.prettyhexrep(peer_destination_hash)}")
exit(0)
def _request_unpeer(identity, destination_hash, remote_identity, timeout=15, exit_on_fail=False):
control_destination = RNS.Destination(remote_identity, RNS.Destination.OUT, RNS.Destination.SINGLE, APP_NAME, "propagation", "control")
timeout = time.time()+timeout
def check_timeout():
if time.time() > timeout:
if exit_on_fail:
print("Requesting lxmd peering break timed out, exiting now")
exit(200)
else: return LXMF.LXMPeer.LXMPeer.ERROR_TIMEOUT
else: time.sleep(0.1)
if not RNS.Transport.has_path(control_destination.hash):
RNS.Transport.request_path(control_destination.hash)
while not RNS.Transport.has_path(control_destination.hash):
tc = check_timeout()
if tc:
return tc
link = RNS.Link(control_destination)
while not link.status == RNS.Link.ACTIVE:
tc = check_timeout()
if tc:
return tc
link.identify(identity)
request_receipt = link.request(LXMF.LXMRouter.UNPEER_REQUEST_PATH, data=destination_hash, response_callback=None, failed_callback=None)
while not request_receipt.get_status() == RNS.RequestReceipt.READY:
tc = check_timeout()
if tc:
return tc
link.teardown()
return request_receipt.get_response()
def request_unpeer(target, remote=None, configdir=None, rnsconfigdir=None, verbosity=0, quietness=0, timeout=15, identity_path=None):
global configpath, identitypath, storagedir, lxmdir
global lxmd_config, active_configuration, targetloglevel
try:
peer_destination_hash = bytes.fromhex(target)
if len(peer_destination_hash) != RNS.Identity.TRUNCATED_HASHLENGTH//8: raise ValueError(f"Destination hash length must be {RNS.Identity.TRUNCATED_HASHLENGTH//8*2} characters")
except Exception as e:
print(f"Invalid peer destination hash: {e}")
exit(203)
remote
_remote_init(configdir, rnsconfigdir, verbosity, quietness, identity_path)
response = _request_unpeer(identity, peer_destination_hash, remote_identity=_get_target_identity(remote), timeout=timeout, exit_on_fail=True)
if response == LXMF.LXMPeer.LXMPeer.ERROR_NO_IDENTITY:
print("Remote received no identity")
exit(203)
elif response == LXMF.LXMPeer.LXMPeer.ERROR_NO_ACCESS:
print("Access denied")
exit(204)
elif response == LXMF.LXMPeer.LXMPeer.ERROR_INVALID_DATA:
print("Invalid data received by remote")
exit(205)
elif response == LXMF.LXMPeer.LXMPeer.ERROR_NOT_FOUND:
print("The requested peer was not found")
exit(206)
elif response == None:
print("Empty response received")
exit(207)
else:
print(f"Broke peering with {RNS.prettyhexrep(peer_destination_hash)}")
exit(0)
def query_status(identity, remote_identity, timeout=5, exit_on_fail=False):
control_destination = RNS.Destination(remote_identity, RNS.Destination.OUT, RNS.Destination.SINGLE, APP_NAME, "propagation", "control")
@ -588,6 +660,9 @@ def get_status(remote=None, configdir=None, rnsconfigdir=None, verbosity=0, quie
if response == LXMF.LXMPeer.LXMPeer.ERROR_NO_ACCESS:
print("Access denied")
exit(204)
elif response == None:
print("Empty response received")
exit(207)
else:
s = response
mutil = round((s["messagestore"]["bytes"]/s["messagestore"]["limit"])*100, 2)
@ -784,6 +859,7 @@ def main():
parser.add_argument("--status", action="store_true", default=False, help="display node status")
parser.add_argument("--peers", action="store_true", default=False, help="display peered nodes")
parser.add_argument("--sync", action="store", default=None, help="request a sync with the specified peer", type=str)
parser.add_argument("-b", "--break", dest="unpeer", action="store", default=None, help="break peering with the specified peer", type=str)
parser.add_argument("--timeout", action="store", default=None, help="timeout in seconds for query operations", type=float)
parser.add_argument("-r", "--remote", action="store", default=None, help="remote propagation node destination hash", type=str)
parser.add_argument("--identity", action="store", default=None, help="path to identity used for remote requests", type=str)
@ -819,6 +895,19 @@ def main():
timeout=args.timeout,
identity_path=args.identity,
remote=args.remote)
exit()
if args.unpeer:
if not args.timeout: args.timeout = 10
request_unpeer(target=args.unpeer,
configdir = args.config,
rnsconfigdir=args.rnsconfig,
verbosity=args.verbose,
quietness=args.quiet,
timeout=args.timeout,
identity_path=args.identity,
remote=args.remote)
exit()
program_setup(configdir = args.config,
rnsconfigdir=args.rnsconfig,
@ -944,9 +1033,9 @@ autopeer_maxdepth = 4
# You can configure the maximum number of other
# propagation nodes that this node will peer
# with automatically. The default is 50.
# with automatically. The default is 20.
# max_peers = 25
# max_peers = 20
# You can configure a list of static propagation
# node peers, that this node will always be