devtools/dump-gossipstore: print offsets.

More useful if something is wrong.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-06-04 03:36:25 +09:30
parent 180a552fba
commit 0fc97ed202

View File

@ -18,6 +18,7 @@ int main(int argc, char *argv[])
int fd;
u8 version;
beint32_t belen, becsum;
size_t off;
setup_locale();
@ -39,38 +40,50 @@ int main(int argc, char *argv[])
version, GOSSIP_STORE_VERSION);
printf("GOSSIP VERSION %u\n", version);
off = 1;
while (read(fd, &belen, sizeof(belen)) == sizeof(belen) &&
read(fd, &becsum, sizeof(becsum)) == sizeof(becsum)) {
struct amount_sat sat;
struct short_channel_id scid;
u32 msglen = be32_to_cpu(belen);
u8 *msg = tal_arr(NULL, u8, msglen);
u8 *msg = tal_arr(NULL, u8, msglen), *inner;
if (read(fd, msg, msglen) != msglen)
errx(1, "Truncated file?");
errx(1, "%zu: Truncated file?", off);
if (be32_to_cpu(becsum) != crc32c(0, msg, msglen))
warnx("Checksum verification failed");
if (fromwire_gossip_store_channel_amount(msg, &sat)) {
printf("channel_amount: %s\n",
printf("%zu: channel_amount: %s\n", off,
type_to_string(tmpctx, struct amount_sat, &sat));
} else if (fromwire_peektype(msg) == WIRE_CHANNEL_ANNOUNCEMENT) {
printf("channel_announcement: %s\n", tal_hex(msg, msg));
printf("%zu: channel_announcement: %s\n",
off, tal_hex(msg, msg));
} else if (fromwire_peektype(msg) == WIRE_CHANNEL_UPDATE) {
printf("channel_update: %s\n", tal_hex(msg, msg));
printf("%zu: channel_update: %s\n",
off, tal_hex(msg, msg));
} else if (fromwire_peektype(msg) == WIRE_NODE_ANNOUNCEMENT) {
printf("node_announcement: %s\n", tal_hex(msg, msg));
printf("%zu: node_announcement: %s\n",
off, tal_hex(msg, msg));
} else if (fromwire_peektype(msg) == WIRE_GOSSIPD_LOCAL_ADD_CHANNEL) {
printf("local_add_channel: %s\n", tal_hex(msg, msg));
printf("%zu: local_add_channel: %s\n",
off, tal_hex(msg, msg));
} else if (fromwire_gossip_store_channel_delete(msg, &scid)) {
printf("channel_delete: %s\n",
printf("%zu: channel_delete: %s\n",
off,
type_to_string(msg, struct short_channel_id,
&scid));
} else if (fromwire_gossip_store_private_update(msg, msg,
&inner)) {
printf("%zu: private channel_update: %s\n",
off, tal_hex(msg, inner));
} else {
warnx("Unknown message %u", fromwire_peektype(msg));
warnx("%zu: Unknown message %u",
off, fromwire_peektype(msg));
}
off += sizeof(belen) + sizeof(becsum) + msglen;
tal_free(msg);
}
return 0;