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lightningd: expose channel in getpeers.

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Lets us manually construct routes, for testing, and replaces the 'locked'
flag as well.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2017-05-02 14:56:31 +09:30
parent 09e489030c
commit 103ac79c34
3 changed files with 19 additions and 12 deletions
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2
lightningd/pay.c
View File

@ -307,7 +307,7 @@ static void json_sendpay(struct command *cmd,
return;
}
if (!peer->locked) {
if (!peer->scid) {
command_fail(cmd, "first peer channel not locked");
return;
}

25
lightningd/peer_control.c
View File

@ -66,12 +66,12 @@ static struct peer *new_peer(struct lightningd *ld,
peer->ld = ld;
peer->unique_id = id_counter++;
peer->owner = NULL;
peer->scid = NULL;
peer->id = NULL;
peer->fd = io_conn_fd(conn);
peer->connect_cmd = cmd;
peer->funding_txid = NULL;
peer->seed = NULL;
peer->locked = false;
peer->balance = NULL;
/* Max 128k per peer. */
@ -473,6 +473,8 @@ static void json_getpeers(struct command *cmd,
json_add_pubkey(response, "peerid", p->id);
if (p->owner)
json_add_string(response, "owner", p->owner->name);
if (p->scid)
json_add_short_channel_id(response, "channel", p->scid);
if (p->balance) {
json_add_u64(response, "msatoshi_to_us",
p->balance[LOCAL]);
@ -547,12 +549,6 @@ static enum watch_result funding_depth_cb(struct peer *peer,
void *unused)
{
const char *txidstr = type_to_string(peer, struct sha256_double, txid);
struct txlocator *loc = locate_tx(peer, peer->ld->topology, txid);
struct short_channel_id scid;
scid.blocknum = loc->blkheight;
scid.txnum = loc->index;
scid.outnum = peer->funding_outnum;
loc = tal_free(loc);
log_debug(peer->log, "Funding tx %s depth %u of %u",
txidstr, depth, peer->minimum_depth);
@ -569,10 +565,19 @@ static enum watch_result funding_depth_cb(struct peer *peer,
}
/* Make sure we notify `channeld` just once. */
if (!peer->locked) {
if (!peer->scid) {
struct txlocator *loc
= locate_tx(peer, peer->ld->topology, txid);
peer->scid = tal(peer, struct short_channel_id);
peer->scid->blocknum = loc->blkheight;
peer->scid->txnum = loc->index;
peer->scid->outnum = peer->funding_outnum;
tal_free(loc);
peer_set_condition(peer, "Funding tx reached depth %u", depth);
subd_send_msg(peer->owner, take(towire_channel_funding_locked(peer, &scid)));
peer->locked = true;
subd_send_msg(peer->owner,
take(towire_channel_funding_locked(peer, peer->scid)));
}
/* With the above this is max(funding_depth, 6) before

4
lightningd/peer_control.h
View File

@ -46,6 +46,9 @@ struct peer {
/* Our channel config. */
struct channel_config our_config;
/* Channel if locked. */
struct short_channel_id *scid;
/* Minimum funding depth (specified by us if they fund). */
u32 minimum_depth;
@ -62,7 +65,6 @@ struct peer {
/* Gossip client fd, forwarded to the respective owner */
int gossip_client_fd;
bool locked;
};
struct peer *peer_by_unique_id(struct lightningd *ld, u64 unique_id);