Files
palladum-lightning/tests/plugins/peer_connected_logger_a.py
Rusty Russell eaf6fabf04 pytest: reproduce crash when node disconnects between hooks:
```
lightningd-2 2026-02-09T00:41:35.196Z TRACE   lightningd: Plugin peer_connected_logger_a.py returned from peer_connected hook call
lightningd-2 2026-02-09T00:41:35.196Z TRACE   lightningd: Calling peer_connected hook of plugin peer_connected_logger_b.py
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: FATAL SIGNAL 11 (version v25.12-257-g2a5fbd1-modded)
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: common/daemon.c:46 (send_backtrace) 0x5b2abd7f29bd
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: common/daemon.c:83 (crashdump) 0x5b2abd7f2a0c
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ./signal/../sysdeps/unix/sysv/linux/x86_64/libc_sigaction.c:0 ((null)) 0x75950d84532f
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/peer_control.c:1333 (peer_connected_serialize) 0x5b2abd79c964
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/plugin_hook.c:359 (plugin_hook_call_next) 0x5b2abd7ae14a
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/plugin_hook.c:299 (plugin_hook_callback) 0x5b2abd7ae38f
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/plugin.c:701 (plugin_response_handle) 0x5b2abd7a7e28
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/plugin.c:790 (plugin_read_json) 0x5b2abd7ace9c
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ccan/ccan/io/io.c:60 (next_plan) 0x5b2abd81dada
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ccan/ccan/io/io.c:422 (do_plan) 0x5b2abd81def6
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ccan/ccan/io/io.c:439 (io_ready) 0x5b2abd81dfb3
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ccan/ccan/io/poll.c:470 (io_loop) 0x5b2abd81f0db
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/io_loop_with_timers.c:22 (io_loop_with_timers) 0x5b2abd77c13b
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: lightningd/lightningd.c:1495 (main) 0x5b2abd781c6a
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ../sysdeps/nptl/libc_start_call_main.h:58 (__libc_start_call_main) 0x75950d82a1c9
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: ../csu/libc-start.c:360 (__libc_start_main_impl) 0x75950d82a28a
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: (null):0 ((null)) 0x5b2abd752964
lightningd-2 2026-02-09T00:41:35.293Z **BROKEN** lightningd: backtrace: (null):0 ((null)) 0xffffffffffffffff
```

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2026-02-12 09:08:10 +10:30

25 lines
583 B
Python
Executable File

#!/usr/bin/env python3
"""Simple plugin to log the connected_hook.
"""
from pyln.client import Plugin
import os
import time
plugin = Plugin()
@plugin.hook('peer_connected')
def on_connected(peer, plugin, **kwargs):
print(f"peer_connected_logger_a {peer['id']} {peer}")
if plugin.get_option("logger_a_sleep") is True:
# Block until file appears
while not os.path.exists("unsleep"):
time.sleep(0.25)
return {'result': 'continue'}
plugin.add_option("logger_a_sleep", False, 'Block until unsleep file exists', opt_type='bool')
plugin.run()