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gossip: Refactoring the gossip handlers to use the routing_state

ppa-0.6.1
Christian Decker 8 years ago
committed by Rusty Russell
parent
d200a16988
commit
d966961fbe
3 changed files with 29 additions and 29 deletions
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  1. 46
      daemon/p2p_announce.c
  2. 6
      daemon/p2p_announce.h
  3. 6
      daemon/peer.c

46
daemon/p2p_announce.c
View File

@ -14,7 +14,7 @@
#include <secp256k1.h>
void handle_channel_announcement(
struct peer *peer,
struct routing_state *rstate,
const u8 *announce, size_t len)
{
u8 *serialized;
@ -28,7 +28,7 @@ void handle_channel_announcement(
struct pubkey node_id_2;
struct pubkey bitcoin_key_1;
struct pubkey bitcoin_key_2;
const tal_t *tmpctx = tal_tmpctx(peer);
const tal_t *tmpctx = tal_tmpctx(rstate);
u8 *features;
serialized = tal_dup_arr(tmpctx, u8, announce, len, 0);
@ -48,34 +48,34 @@ void handle_channel_announcement(
//FIXME(cdecker) Check signatures, when the spec is settled
//FIXME(cdecker) Check chain topology for the anchor TX
log_debug(peer->log,
log_debug(rstate->base_log,
"Received channel_announcement for channel %d:%d:%d",
channel_id.blocknum,
channel_id.txnum,
channel_id.outnum
);
forward |= add_channel_direction(peer->dstate->rstate, &node_id_1,
forward |= add_channel_direction(rstate, &node_id_1,
&node_id_2, 0, &channel_id,
serialized);
forward |= add_channel_direction(peer->dstate->rstate, &node_id_2,
forward |= add_channel_direction(rstate, &node_id_2,
&node_id_1, 1, &channel_id,
serialized);
if (!forward){
log_debug(peer->log, "Not forwarding channel_announcement");
log_debug(rstate->base_log, "Not forwarding channel_announcement");
tal_free(tmpctx);
return;
}
u8 *tag = tal_arr(tmpctx, u8, 0);
towire_channel_id(&tag, &channel_id);
queue_broadcast(peer->dstate->rstate->broadcasts, WIRE_CHANNEL_ANNOUNCEMENT,
queue_broadcast(rstate->broadcasts, WIRE_CHANNEL_ANNOUNCEMENT,
tag, serialized);
tal_free(tmpctx);
}
void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
void handle_channel_update(struct routing_state *rstate, const u8 *update, size_t len)
{
u8 *serialized;
struct node_connection *c;
@ -87,7 +87,7 @@ void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
u32 htlc_minimum_msat;
u32 fee_base_msat;
u32 fee_proportional_millionths;
const tal_t *tmpctx = tal_tmpctx(peer);
const tal_t *tmpctx = tal_tmpctx(rstate);
serialized = tal_dup_arr(tmpctx, u8, update, len, 0);
if (!fromwire_channel_update(serialized, NULL, &signature, &channel_id,
@ -99,17 +99,17 @@ void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
}
log_debug(peer->log, "Received channel_update for channel %d:%d:%d(%d)",
log_debug(rstate->base_log, "Received channel_update for channel %d:%d:%d(%d)",
channel_id.blocknum,
channel_id.txnum,
channel_id.outnum,
flags & 0x01
);
c = get_connection_by_cid(peer->dstate->rstate, &channel_id, flags & 0x1);
c = get_connection_by_cid(rstate, &channel_id, flags & 0x1);
if (!c) {
log_debug(peer->log, "Ignoring update for unknown channel %d:%d:%d",
log_debug(rstate->base_log, "Ignoring update for unknown channel %d:%d:%d",
channel_id.blocknum,
channel_id.txnum,
channel_id.outnum
@ -117,7 +117,7 @@ void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
tal_free(tmpctx);
return;
} else if (c->last_timestamp >= timestamp) {
log_debug(peer->log, "Ignoring outdated update.");
log_debug(rstate->base_log, "Ignoring outdated update.");
tal_free(tmpctx);
return;
}
@ -129,7 +129,7 @@ void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
c->base_fee = fee_base_msat;
c->proportional_fee = fee_proportional_millionths;
c->active = true;
log_debug(peer->log, "Channel %d:%d:%d(%d) was updated.",
log_debug(rstate->base_log, "Channel %d:%d:%d(%d) was updated.",
channel_id.blocknum,
channel_id.txnum,
channel_id.outnum,
@ -138,7 +138,7 @@ void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
u8 *tag = tal_arr(tmpctx, u8, 0);
towire_channel_id(&tag, &channel_id);
queue_broadcast(peer->dstate->rstate->broadcasts,
queue_broadcast(rstate->broadcasts,
WIRE_CHANNEL_UPDATE,
tag,
serialized);
@ -149,7 +149,7 @@ void handle_channel_update(struct peer *peer, const u8 *update, size_t len)
}
void handle_node_announcement(
struct peer *peer, const u8 *node_ann, size_t len)
struct routing_state *rstate, const u8 *node_ann, size_t len)
{
u8 *serialized;
struct sha256_double hash;
@ -160,7 +160,7 @@ void handle_node_announcement(
u8 rgb_color[3];
u8 alias[32];
u8 *features, *addresses;
const tal_t *tmpctx = tal_tmpctx(peer);
const tal_t *tmpctx = tal_tmpctx(rstate);
serialized = tal_dup_arr(tmpctx, u8, node_ann, len, 0);
if (!fromwire_node_announcement(tmpctx, serialized, NULL,
@ -172,26 +172,26 @@ void handle_node_announcement(
}
// FIXME: Check features!
log_debug_struct(peer->log,
log_debug_struct(rstate->base_log,
"Received node_announcement for node %s",
struct pubkey, &node_id);
sha256_double(&hash, serialized + 66, tal_count(serialized) - 66);
if (!check_signed_hash(&hash, &signature, &node_id)) {
log_debug(peer->dstate->base_log,
log_debug(rstate->base_log,
"Ignoring node announcement, signature verification failed.");
tal_free(tmpctx);
return;
}
node = get_node(peer->dstate->rstate, &node_id);
node = get_node(rstate, &node_id);
if (!node) {
log_debug(peer->dstate->base_log,
log_debug(rstate->base_log,
"Node not found, was the node_announcement preceeded by at least channel_announcement?");
tal_free(tmpctx);
return;
} else if (node->last_timestamp >= timestamp) {
log_debug(peer->dstate->base_log,
log_debug(rstate->base_log,
"Ignoring node announcement, it's outdated.");
tal_free(tmpctx);
return;
@ -208,7 +208,7 @@ void handle_node_announcement(
u8 *tag = tal_arr(tmpctx, u8, 0);
towire_pubkey(&tag, &node_id);
queue_broadcast(peer->dstate->rstate->broadcasts,
queue_broadcast(rstate->broadcasts,
WIRE_NODE_ANNOUNCEMENT,
tag,
serialized);

6
daemon/p2p_announce.h
View File

@ -10,9 +10,9 @@
void setup_p2p_announce(struct lightningd_state *dstate);
/* Handlers for incoming messages */
void handle_channel_announcement(struct peer *peer, const u8 *announce, size_t len);
void handle_channel_update(struct peer *peer, const u8 *update, size_t len);
void handle_node_announcement(struct peer *peer, const u8 *node, size_t len);
void handle_channel_announcement(struct routing_state *rstate, const u8 *announce, size_t len);
void handle_channel_update(struct routing_state *rstate, const u8 *update, size_t len);
void handle_node_announcement(struct routing_state *rstate, const u8 *node, size_t len);
/* Used to announce the existence of a channel and the endpoints */
void announce_channel(struct lightningd_state *dstate, struct peer *peer);

6
daemon/peer.c
View File

@ -1880,13 +1880,13 @@ static bool nested_pkt_in(struct peer *peer, const u32 type,
{
switch (type) {
case WIRE_CHANNEL_ANNOUNCEMENT:
handle_channel_announcement(peer, innerpkt, innerpktlen);
handle_channel_announcement(peer->dstate->rstate, innerpkt, innerpktlen);
break;
case WIRE_CHANNEL_UPDATE:
handle_channel_update(peer, innerpkt, innerpktlen);
handle_channel_update(peer->dstate->rstate, innerpkt, innerpktlen);
break;
case WIRE_NODE_ANNOUNCEMENT:
handle_node_announcement(peer, innerpkt, innerpktlen);
handle_node_announcement(peer->dstate->rstate, innerpkt, innerpktlen);
break;
default:
/* BOLT01: Unknown even typed packets MUST kill the

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