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pay: Make erring_channel optional in struct routing_failure

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Same rationale as the previous commit: we may not have the channels in the
path so we don't try to infer the failing channel from the error.
This commit is contained in:
Christian Decker 2019-11-11 16:26:45 +01:00
parent 88961aa4b0
commit 7e41d6c9c4
1 changed files with 33 additions and 13 deletions
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46
lightningd/pay.c
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@ -25,7 +25,7 @@ struct routing_failure {
unsigned int erring_index;
enum onion_type failcode;
const struct node_id *erring_node;
struct short_channel_id erring_channel;
const struct short_channel_id *erring_channel;
int channel_dir;
/* If remote sent us a message, this is it. */
const u8 *msg;
@ -139,11 +139,15 @@ json_add_routefail_info(struct json_stream *js,
/* FIXME: Better way to detect this? */
if (!strstarts(failcodename, "INVALID "))
json_add_string(js, "failcodename", failcodename);
json_add_short_channel_id(js, "erring_channel", erring_channel);
json_add_num(js, "erring_direction", channel_dir);
if (erring_node != NULL)
json_add_node_id(js, "erring_node", erring_node);
if (erring_channel != NULL) {
json_add_short_channel_id(js, "erring_channel", erring_channel);
json_add_num(js, "erring_direction", channel_dir);
}
if (msg)
json_add_hex_talarr(js, "raw_message", msg);
}
@ -164,7 +168,7 @@ void json_sendpay_fail_fields(struct json_stream *js,
fail->erring_index,
fail->failcode,
fail->erring_node,
&fail->erring_channel,
fail->erring_channel,
fail->channel_dir,
fail->msg);
}
@ -290,7 +294,8 @@ immediate_routing_failure(const tal_t *ctx,
routing_failure->failcode = failcode;
routing_failure->erring_node =
tal_dup(routing_failure, struct node_id, &ld->id);
routing_failure->erring_channel = *channel0;
routing_failure->erring_channel =
tal_dup(routing_failure, struct short_channel_id, channel0);
routing_failure->channel_dir = node_id_idx(&ld->id, dstid);
routing_failure->msg = NULL;
@ -314,9 +319,17 @@ local_routing_failure(const tal_t *ctx,
routing_failure->failcode = hout->failcode;
routing_failure->erring_node =
tal_dup(routing_failure, struct node_id, &ld->id);
routing_failure->erring_channel = payment->route_channels[0];
routing_failure->channel_dir = node_id_idx(&ld->id,
&payment->route_nodes[0]);
if (payment->route_nodes != NULL && payment->route_channels != NULL) {
routing_failure->erring_channel =
tal_dup(routing_failure, struct short_channel_id,
&payment->route_channels[0]);
routing_failure->channel_dir =
node_id_idx(&ld->id, &payment->route_nodes[0]);
} else {
routing_failure->erring_channel = NULL;
}
routing_failure->msg = NULL;
log_debug(hout->key.channel->log, "local_routing_failure: %u (%s)",
@ -405,9 +418,6 @@ remote_routing_failure(const tal_t *ctx,
routing_failure->erring_index = (unsigned int) (origin_index + 1);
routing_failure->failcode = failcode;
routing_failure->erring_channel = *erring_channel;
routing_failure->erring_node = tal_dup(routing_failure, struct node_id, erring_node);
routing_failure->channel_dir = dir;
routing_failure->msg = tal_dup_arr(routing_failure, u8, failure->msg,
tal_count(failure->msg), 0);
@ -417,6 +427,15 @@ remote_routing_failure(const tal_t *ctx,
else
routing_failure->erring_node = NULL;
if (erring_channel != NULL) {
routing_failure->erring_channel = tal_dup(
routing_failure, struct short_channel_id, erring_channel);
routing_failure->channel_dir = dir;
} else {
routing_failure->erring_channel = NULL;
routing_failure->channel_dir = 0;
}
return routing_failure;
}
@ -529,7 +548,7 @@ void payment_failed(struct lightningd *ld, const struct htlc_out *hout,
fail ? fail->erring_index : -1,
fail ? fail->failcode : 0,
fail ? fail->erring_node : NULL,
fail ? &fail->erring_channel : NULL,
fail ? fail->erring_channel : NULL,
NULL,
failmsg,
fail ? fail->channel_dir : 0);
@ -605,7 +624,8 @@ static struct command_result *wait_payment(struct lightningd *ld,
fail->failcode = failcode;
fail->erring_node =
tal_dup(fail, struct node_id, failnode);
fail->erring_channel = *failchannel;
fail->erring_channel =
tal_dup(fail, struct short_channel_id, failchannel);
fail->channel_dir = faildirection;
/* FIXME: We don't store this! */
fail->msg = NULL;