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gossipd: add timestamp to each broadcast message.

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This lets us filter by timestamp.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2018-06-04 13:54:25 +09:30
parent c633cbe2ee
commit 7a32637b5f
6 changed files with 30 additions and 12 deletions
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18
gossipd/routing.c
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@@ -614,9 +614,10 @@ static bool is_local_channel(const struct routing_state *rstate,
}
static void add_channel_announce_to_broadcast(struct routing_state *rstate,
struct chan *chan)
struct chan *chan,
u32 timestamp)
{
insert_broadcast(rstate->broadcasts, chan->channel_announce);
insert_broadcast(rstate->broadcasts, chan->channel_announce, timestamp);
rstate->local_channel_announced |= is_local_channel(rstate, chan);
/* If we've been waiting for this, now we can announce node */
@@ -627,7 +628,8 @@ static void add_channel_announce_to_broadcast(struct routing_state *rstate,
if (!node->node_announcement_public) {
node->node_announcement_public = true;
insert_broadcast(rstate->broadcasts,
node->node_announcement);
node->node_announcement,
node->last_timestamp);
}
}
}
@@ -986,14 +988,17 @@ bool routing_add_channel_update(struct routing_state *rstate,
return true;
/* BOLT #7:
* - MUST consider the `timestamp` of the `channel_announcement` to be
* the `timestamp` of a corresponding `channel_update`.
* - MUST consider whether to send the `channel_announcement` after
* receiving the first corresponding `channel_update`.
*/
if (!have_broadcast_announce)
add_channel_announce_to_broadcast(rstate, chan);
add_channel_announce_to_broadcast(rstate, chan, timestamp);
insert_broadcast(rstate->broadcasts,
chan->half[direction].channel_update);
chan->half[direction].channel_update,
timestamp);
return true;
}
@@ -1204,7 +1209,8 @@ bool routing_add_node_announcement(struct routing_state *rstate, const u8 *msg T
/* We might be waiting for channel_announce to be released. */
node->node_announcement_public = node_has_public_channels(node);
if (node->node_announcement_public)
insert_broadcast(rstate->broadcasts, node->node_announcement);
insert_broadcast(rstate->broadcasts, node->node_announcement,
timestamp);
return true;
}