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channeld: exit after we send an error at lightningd's request.

Browse source 
Otherwise connectd complains we didn't close, eg
tests/test_connection.py::test_funding_cancel_race:

```

lightningd-1 2022-07-17T14:43:56.813Z DEBUG   022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-channeld-chan#1: Send error reason: Cancel channel by our RPC command before funding transaction broadcast.
lightningd-1 2022-07-17T14:43:56.867Z DEBUG   022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-channeld-chan#1: peer_out WIRE_ERROR
lightningd-2 2022-07-17T14:43:56.926Z DEBUG   0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518-channeld-chan#1: peer_in WIRE_ERROR
lightningd-2 2022-07-17T14:43:56.951Z DEBUG   0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518-channeld-chan#1: billboard perm: Received error channel d11396cbb8de10f02ee8d76ff6265bad0eefa7e43b4f540f14dfaab851aa3606: Cancel channel by our RPC command before funding transaction broadcast.
lightningd-1 2022-07-17T14:43:56.952Z DEBUG   022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-channeld-chan#1: Status closed, but not exited. Killing
lightningd-2 2022-07-17T14:43:56.976Z UNUSUAL 0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518-chan#1: Peer permanent failure in CHANNELD_AWAITING_LOCKIN: channeld: received ERROR error channel d11396cbb8de10f02ee8d76ff6265bad0eefa7e43b4f540f14dfaab851aa3606: Cancel channel by our RPC command before funding transaction broadcast., forget channel
DEBUG:root:Received response for fundchannel_cancel call: {'jsonrpc': '2.0', 'id': 1, 'result': {'cancelled': 'Channel open canceled by RPC(after fundchannel_complete)'}}
DEBUG:root:Received response for fundchannel_cancel call: {'jsonrpc': '2.0', 'id': 1, 'result': {'cancelled': 'Channel open canceled by RPC(after fundchannel_complete)'}}
DEBUG:root:{
  "id": 1,
  "result": {
    "cancelled": "Channel open canceled by RPC(after fundchannel_complete)"
  }
}
DEBUG:root:{
  "id": 1,
  "result": {
    "cancelled": "Channel open canceled by RPC(after fundchannel_complete)"
  }
}
DEBUG:root:{
  "id": 1,
  "method": "txdiscard",
  "params": {
    "txid": "0736aa51b8aadf140f544f3be4a7ef0ead5b26f66fd7e82ef010deb8cb9613d1"
  }
}
lightningd-1 2022-07-17T14:43:57.022Z DEBUG   connectd: drain_peer
DEBUG:root:Calling txdiscard with payload {'txid': '0736aa51b8aadf140f544f3be4a7ef0ead5b26f66fd7e82ef010deb8cb9613d1'}
lightningd-1 2022-07-17T14:43:57.024Z DEBUG   connectd: drain_peer draining subd!
lightningd-1 2022-07-17T14:43:57.069Z DEBUG   022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-lightningd: peer_disconnect_done
lightningd-1 2022-07-17T14:43:57.082Z DEBUG   022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-lightningd: Not reconnecting: no active channel
...
lightningd-1 2022-07-17T14:44:01.877Z **BROKEN** 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-connectd: Subd did not close, forcing close
```

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2022-07-18 21:42:29 +09:30 • committed by neil saitug
parent acc9dc4852
commit 0363c628ab
1 changed files with 1 additions and 0 deletions
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1
channeld/channeld.c
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@ -3632,6 +3632,7 @@ static void handle_send_error(struct peer *peer, const u8 *msg)
wire_sync_write(MASTER_FD,
take(towire_channeld_send_error_reply(NULL)));
exit(0);
}
#if DEVELOPER