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channeld: Passing channel_update to HSM for signing, hand to gossipd.

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Base-on-patch-by: Christian Decker <decker.christian@gmail.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2017-04-03 13:27:03 +09:30
parent 21449650b0
commit 041accb114
1 changed files with 14 additions and 3 deletions
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17
lightningd/channel/channel.c
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@ -163,8 +163,9 @@ static void send_channel_update(struct peer *peer, bool disabled)
tal_t *tmpctx = tal_tmpctx(peer);
u32 timestamp = time_now().ts.tv_sec;
u16 flags;
u8 *cupdate;
// TODO(cdecker) Create a real signature for this update
u8 *cupdate, *msg;
/* Set the signature to empty so that valgrind doesn't complain */
secp256k1_ecdsa_signature *sig =
talz(tmpctx, secp256k1_ecdsa_signature);
@ -173,8 +174,18 @@ static void send_channel_update(struct peer *peer, bool disabled)
tmpctx, sig, &peer->short_channel_ids[LOCAL], timestamp, flags, 36,
1, 10, peer->channel->view[LOCAL].feerate_per_kw);
daemon_conn_send(&peer->gossip_client, take(cupdate));
msg = towire_hsm_cupdate_sig_req(tmpctx, cupdate);
if (!wire_sync_write(HSM_FD, msg))
status_failed(WIRE_CHANNEL_HSM_FAILED,
"Writing cupdate_sig_req");
msg = wire_sync_read(tmpctx, HSM_FD);
if (!msg || !fromwire_hsm_cupdate_sig_reply(tmpctx, msg, NULL, &cupdate))
status_failed(WIRE_CHANNEL_HSM_FAILED,
"Reading cupdate_sig_req");
daemon_conn_send(&peer->gossip_client, cupdate);
msg_enqueue(&peer->peer_out, cupdate);
tal_free(tmpctx);
}