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38e2abf68a
core-lightning/plugins/test/run-route-overlong.c
Michael Schmoock 38e2abf68a peer_exchange: set, read and log remote_addr 
Changelog-Added: Protocol: set remote_addr on init tlvs
2022-02-22 05:45:47 +10:30

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C
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#include "config.h"
#include "../libplugin-pay.c"
#include <bitcoin/chainparams.h>
#include <common/gossip_store.h>
#include <common/setup.h>
#include <common/utils.h>
#include <stdio.h>
#include <unistd.h>
/* AUTOGENERATED MOCKS START */
/* Generated stub for command_finished */
struct command_result *command_finished(struct command *cmd UNNEEDED, struct json_stream *response UNNEEDED)
{ fprintf(stderr, "command_finished called!\n"); abort(); }
/* Generated stub for command_still_pending */
struct command_result *command_still_pending(struct command *cmd UNNEEDED)
{ fprintf(stderr, "command_still_pending called!\n"); abort(); }
/* Generated stub for feature_offered */
bool feature_offered(const u8 *features UNNEEDED, size_t f UNNEEDED)
{ fprintf(stderr, "feature_offered called!\n"); abort(); }
/* Generated stub for fromwire_bigsize */
bigsize_t fromwire_bigsize(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_bigsize called!\n"); abort(); }
/* Generated stub for fromwire_channel_id */
bool fromwire_channel_id(const u8 **cursor UNNEEDED, size_t *max UNNEEDED,
struct channel_id *channel_id UNNEEDED)
{ fprintf(stderr, "fromwire_channel_id called!\n"); abort(); }
/* Generated stub for fromwire_wireaddr */
bool fromwire_wireaddr(const u8 **cursor UNNEEDED, size_t *max UNNEEDED, struct wireaddr *addr UNNEEDED)
{ fprintf(stderr, "fromwire_wireaddr called!\n"); abort(); }
/* Generated stub for json_add_amount_msat_compat */
void json_add_amount_msat_compat(struct json_stream *result UNNEEDED,
struct amount_msat msat UNNEEDED,
const char *rawfieldname UNNEEDED,
const char *msatfieldname)
{ fprintf(stderr, "json_add_amount_msat_compat called!\n"); abort(); }
/* Generated stub for json_add_amount_msat_only */
void json_add_amount_msat_only(struct json_stream *result UNNEEDED,
const char *msatfieldname UNNEEDED,
struct amount_msat msat)
{ fprintf(stderr, "json_add_amount_msat_only called!\n"); abort(); }
/* Generated stub for json_add_hex_talarr */
void json_add_hex_talarr(struct json_stream *result UNNEEDED,
const char *fieldname UNNEEDED,
const tal_t *data UNNEEDED)
{ fprintf(stderr, "json_add_hex_talarr called!\n"); abort(); }
/* Generated stub for json_add_invstring */
void json_add_invstring(struct json_stream *result UNNEEDED, const char *invstring UNNEEDED)
{ fprintf(stderr, "json_add_invstring called!\n"); abort(); }
/* Generated stub for json_add_node_id */
void json_add_node_id(struct json_stream *response UNNEEDED,
const char *fieldname UNNEEDED,
const struct node_id *id UNNEEDED)
{ fprintf(stderr, "json_add_node_id called!\n"); abort(); }
/* Generated stub for json_add_num */
void json_add_num(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED,
unsigned int value UNNEEDED)
{ fprintf(stderr, "json_add_num called!\n"); abort(); }
/* Generated stub for json_add_preimage */
void json_add_preimage(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED,
const struct preimage *preimage UNNEEDED)
{ fprintf(stderr, "json_add_preimage called!\n"); abort(); }
/* Generated stub for json_add_secret */
void json_add_secret(struct json_stream *response UNNEEDED,
const char *fieldname UNNEEDED,
const struct secret *secret UNNEEDED)
{ fprintf(stderr, "json_add_secret called!\n"); abort(); }
/* Generated stub for json_add_sha256 */
void json_add_sha256(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED,
const struct sha256 *hash UNNEEDED)
{ fprintf(stderr, "json_add_sha256 called!\n"); abort(); }
/* Generated stub for json_add_short_channel_id */
void json_add_short_channel_id(struct json_stream *response UNNEEDED,
const char *fieldname UNNEEDED,
const struct short_channel_id *id UNNEEDED)
{ fprintf(stderr, "json_add_short_channel_id called!\n"); abort(); }
/* Generated stub for json_add_string */
void json_add_string(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED, const char *value UNNEEDED)
{ fprintf(stderr, "json_add_string called!\n"); abort(); }
/* Generated stub for json_add_timeabs */
void json_add_timeabs(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED,
struct timeabs t UNNEEDED)
{ fprintf(stderr, "json_add_timeabs called!\n"); abort(); }
/* Generated stub for json_add_u32 */
void json_add_u32(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED,
uint32_t value UNNEEDED)
{ fprintf(stderr, "json_add_u32 called!\n"); abort(); }
/* Generated stub for json_add_u64 */
void json_add_u64(struct json_stream *result UNNEEDED, const char *fieldname UNNEEDED,
uint64_t value UNNEEDED)
{ fprintf(stderr, "json_add_u64 called!\n"); abort(); }
/* Generated stub for json_array_end */
void json_array_end(struct json_stream *js UNNEEDED)
{ fprintf(stderr, "json_array_end called!\n"); abort(); }
/* Generated stub for json_array_start */
void json_array_start(struct json_stream *js UNNEEDED, const char *fieldname UNNEEDED)
{ fprintf(stderr, "json_array_start called!\n"); abort(); }
/* Generated stub for json_get_member */
const jsmntok_t *json_get_member(const char *buffer UNNEEDED, const jsmntok_t tok[] UNNEEDED,
const char *label UNNEEDED)
{ fprintf(stderr, "json_get_member called!\n"); abort(); }
/* Generated stub for json_next */
const jsmntok_t *json_next(const jsmntok_t *tok UNNEEDED)
{ fprintf(stderr, "json_next called!\n"); abort(); }
/* Generated stub for json_object_end */
void json_object_end(struct json_stream *js UNNEEDED)
{ fprintf(stderr, "json_object_end called!\n"); abort(); }
/* Generated stub for json_object_start */
void json_object_start(struct json_stream *ks UNNEEDED, const char *fieldname UNNEEDED)
{ fprintf(stderr, "json_object_start called!\n"); abort(); }
/* Generated stub for json_strdup */
char *json_strdup(const tal_t *ctx UNNEEDED, const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED)
{ fprintf(stderr, "json_strdup called!\n"); abort(); }
/* Generated stub for json_to_bool */
bool json_to_bool(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED, bool *b UNNEEDED)
{ fprintf(stderr, "json_to_bool called!\n"); abort(); }
/* Generated stub for json_to_createonion_response */
struct createonion_response *json_to_createonion_response(const tal_t *ctx UNNEEDED,
const char *buffer UNNEEDED,
const jsmntok_t *toks UNNEEDED)
{ fprintf(stderr, "json_to_createonion_response called!\n"); abort(); }
/* Generated stub for json_to_int */
bool json_to_int(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED, int *num UNNEEDED)
{ fprintf(stderr, "json_to_int called!\n"); abort(); }
/* Generated stub for json_to_listpeers_result */
struct listpeers_result *json_to_listpeers_result(const tal_t *ctx UNNEEDED,
const char *buffer UNNEEDED,
const jsmntok_t *tok UNNEEDED)
{ fprintf(stderr, "json_to_listpeers_result called!\n"); abort(); }
/* Generated stub for json_to_msat */
bool json_to_msat(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct amount_msat *msat UNNEEDED)
{ fprintf(stderr, "json_to_msat called!\n"); abort(); }
/* Generated stub for json_to_node_id */
bool json_to_node_id(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct node_id *id UNNEEDED)
{ fprintf(stderr, "json_to_node_id called!\n"); abort(); }
/* Generated stub for json_to_number */
bool json_to_number(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
unsigned int *num UNNEEDED)
{ fprintf(stderr, "json_to_number called!\n"); abort(); }
/* Generated stub for json_to_preimage */
bool json_to_preimage(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED, struct preimage *preimage UNNEEDED)
{ fprintf(stderr, "json_to_preimage called!\n"); abort(); }
/* Generated stub for json_to_sat */
bool json_to_sat(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct amount_sat *sat UNNEEDED)
{ fprintf(stderr, "json_to_sat called!\n"); abort(); }
/* Generated stub for json_to_short_channel_id */
bool json_to_short_channel_id(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct short_channel_id *scid UNNEEDED)
{ fprintf(stderr, "json_to_short_channel_id called!\n"); abort(); }
/* Generated stub for json_to_u16 */
bool json_to_u16(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
uint16_t *num UNNEEDED)
{ fprintf(stderr, "json_to_u16 called!\n"); abort(); }
/* Generated stub for json_to_u32 */
bool json_to_u32(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
uint32_t *num UNNEEDED)
{ fprintf(stderr, "json_to_u32 called!\n"); abort(); }
/* Generated stub for json_to_u64 */
bool json_to_u64(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
uint64_t *num UNNEEDED)
{ fprintf(stderr, "json_to_u64 called!\n"); abort(); }
/* Generated stub for json_tok_bin_from_hex */
u8 *json_tok_bin_from_hex(const tal_t *ctx UNNEEDED, const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED)
{ fprintf(stderr, "json_tok_bin_from_hex called!\n"); abort(); }
/* Generated stub for json_tok_full */
const char *json_tok_full(const char *buffer UNNEEDED, const jsmntok_t *t UNNEEDED)
{ fprintf(stderr, "json_tok_full called!\n"); abort(); }
/* Generated stub for json_tok_full_len */
int json_tok_full_len(const jsmntok_t *t UNNEEDED)
{ fprintf(stderr, "json_tok_full_len called!\n"); abort(); }
/* Generated stub for json_tok_streq */
bool json_tok_streq(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED, const char *str UNNEEDED)
{ fprintf(stderr, "json_tok_streq called!\n"); abort(); }
/* Generated stub for jsonrpc_request_start_ */
struct out_req *jsonrpc_request_start_(struct plugin *plugin UNNEEDED,
struct command *cmd UNNEEDED,
const char *method UNNEEDED,
struct command_result *(*cb)(struct command *command UNNEEDED,
const char *buf UNNEEDED,
const jsmntok_t *result UNNEEDED,
void *arg) UNNEEDED,
struct command_result *(*errcb)(struct command *command UNNEEDED,
const char *buf UNNEEDED,
const jsmntok_t *result UNNEEDED,
void *arg) UNNEEDED,
void *arg UNNEEDED)
{ fprintf(stderr, "jsonrpc_request_start_ called!\n"); abort(); }
/* Generated stub for jsonrpc_stream_fail */
struct json_stream *jsonrpc_stream_fail(struct command *cmd UNNEEDED,
int code UNNEEDED,
const char *err UNNEEDED)
{ fprintf(stderr, "jsonrpc_stream_fail called!\n"); abort(); }
/* Generated stub for jsonrpc_stream_success */
struct json_stream *jsonrpc_stream_success(struct command *cmd UNNEEDED)
{ fprintf(stderr, "jsonrpc_stream_success called!\n"); abort(); }
/* Generated stub for notleak_ */
void *notleak_(void *ptr UNNEEDED, bool plus_children UNNEEDED)
{ fprintf(stderr, "notleak_ called!\n"); abort(); }
/* Generated stub for plugin_err */
void plugin_err(struct plugin *p UNNEEDED, const char *fmt UNNEEDED, ...)
{ fprintf(stderr, "plugin_err called!\n"); abort(); }
/* Generated stub for plugin_log */
void plugin_log(struct plugin *p UNNEEDED, enum log_level l UNNEEDED, const char *fmt UNNEEDED, ...)
{ fprintf(stderr, "plugin_log called!\n"); abort(); }
/* Generated stub for plugin_notification_end */
void plugin_notification_end(struct plugin *plugin UNNEEDED,
struct json_stream *stream TAKES UNNEEDED)
{ fprintf(stderr, "plugin_notification_end called!\n"); abort(); }
/* Generated stub for plugin_notification_start */
struct json_stream *plugin_notification_start(struct plugin *plugins UNNEEDED,
const char *method UNNEEDED)
{ fprintf(stderr, "plugin_notification_start called!\n"); abort(); }
/* Generated stub for random_select */
bool random_select(double weight UNNEEDED, double *tot_weight UNNEEDED)
{ fprintf(stderr, "random_select called!\n"); abort(); }
/* Generated stub for send_outreq */
struct command_result *send_outreq(struct plugin *plugin UNNEEDED,
const struct out_req *req UNNEEDED)
{ fprintf(stderr, "send_outreq called!\n"); abort(); }
/* Generated stub for towire_bigsize */
void towire_bigsize(u8 **pptr UNNEEDED, const bigsize_t val UNNEEDED)
{ fprintf(stderr, "towire_bigsize called!\n"); abort(); }
/* Generated stub for towire_channel_id */
void towire_channel_id(u8 **pptr UNNEEDED, const struct channel_id *channel_id UNNEEDED)
{ fprintf(stderr, "towire_channel_id called!\n"); abort(); }
/* Generated stub for towire_wireaddr */
void towire_wireaddr(u8 **pptr UNNEEDED, const struct wireaddr *addr UNNEEDED)
{ fprintf(stderr, "towire_wireaddr called!\n"); abort(); }
/* AUTOGENERATED MOCKS END */
#ifndef SUPERVERBOSE
#define SUPERVERBOSE(...)
#endif
static void write_to_store(int store_fd, const u8 *msg)
{
struct gossip_hdr hdr;
hdr.len = cpu_to_be32(tal_count(msg));
/* We don't actually check these! */
hdr.crc = 0;
hdr.timestamp = 0;
assert(write(store_fd, &hdr, sizeof(hdr)) == sizeof(hdr));
assert(write(store_fd, msg, tal_count(msg)) == tal_count(msg));
}
static void update_connection(int store_fd,
const struct node_id *from,
const struct node_id *to,
const struct short_channel_id *scid,
struct amount_msat min,
struct amount_msat max,
u32 base_fee, s32 proportional_fee,
u32 delay,
bool disable)
{
secp256k1_ecdsa_signature dummy_sig;
u8 *msg;
/* So valgrind doesn't complain */
memset(&dummy_sig, 0, sizeof(dummy_sig));
msg = towire_channel_update_option_channel_htlc_max(tmpctx,
&dummy_sig,
&chainparams->genesis_blockhash,
scid, 0,
ROUTING_OPT_HTLC_MAX_MSAT,
node_id_idx(from, to)
+ (disable ? ROUTING_FLAGS_DISABLED : 0),
delay,
min,
base_fee,
proportional_fee,
max);
write_to_store(store_fd, msg);
}
static void add_connection(int store_fd,
const struct node_id *from,
const struct node_id *to,
const struct short_channel_id *scid,
struct amount_msat min,
struct amount_msat max,
u32 base_fee, s32 proportional_fee,
u32 delay)
{
secp256k1_ecdsa_signature dummy_sig;
struct secret not_a_secret;
struct pubkey dummy_key;
u8 *msg;
const struct node_id *ids[2];
/* So valgrind doesn't complain */
memset(&dummy_sig, 0, sizeof(dummy_sig));
memset(&not_a_secret, 1, sizeof(not_a_secret));
pubkey_from_secret(&not_a_secret, &dummy_key);
if (node_id_cmp(from, to) > 0) {
ids[0] = to;
ids[1] = from;
} else {
ids[0] = from;
ids[1] = to;
}
msg = towire_channel_announcement(tmpctx, &dummy_sig, &dummy_sig,
&dummy_sig, &dummy_sig,
/* features */ NULL,
&chainparams->genesis_blockhash,
scid,
ids[0], ids[1],
&dummy_key, &dummy_key);
write_to_store(store_fd, msg);
update_connection(store_fd, from, to, scid, min, max,
base_fee, proportional_fee,
delay, false);
}
static void node_id_from_privkey(const struct privkey *p, struct node_id *id)
{
struct pubkey k;
pubkey_from_privkey(p, &k);
node_id_from_pubkey(id, &k);
}
#define NUM_NODES (ROUTING_MAX_HOPS + 1)
/* We create an arrangement of nodes, each node N connected to N+1 and
* to node 1. The cost for each N to N+1 route is 1, for N to 1 is
* 2^N. That means it's always cheapest to go the longer route */
int main(int argc, char *argv[])
{
struct node_id ids[NUM_NODES];
int store_fd;
struct payment *p;
struct payment_modifier **mods;
char gossip_version = GOSSIP_STORE_VERSION;
char *gossipfilename;
common_setup(argv[0]);
chainparams = chainparams_for_network("regtest");
store_fd = tmpdir_mkstemp(tmpctx, "run-route-overlong.XXXXXX", &gossipfilename);
assert(write(store_fd, &gossip_version, sizeof(gossip_version))
== sizeof(gossip_version));
global_gossmap = gossmap_load(tmpctx, gossipfilename, NULL);
for (size_t i = 0; i < NUM_NODES; i++) {
struct privkey tmp;
memset(&tmp, i+1, sizeof(tmp));
node_id_from_privkey(&tmp, &ids[i]);
}
mods = tal_arrz(tmpctx, struct payment_modifier *, 1);
p = payment_new(mods, tal(tmpctx, struct command), NULL, mods);
for (size_t i = 1; i < NUM_NODES; i++) {
struct short_channel_id scid;
if (!mk_short_channel_id(&scid, i, i-1, 0))
abort();
add_connection(store_fd, &ids[i-1], &ids[i], &scid,
AMOUNT_MSAT(0),
AMOUNT_MSAT(1000000 * 1000),
0, 0, 0);
SUPERVERBOSE("Joining %s to %s, fee %u\n",
type_to_string(tmpctx, struct node_id, &ids[i-1]),
type_to_string(tmpctx, struct node_id, &ids[i]),
0);
if (i <= 2)
continue;
if (!mk_short_channel_id(&scid, i, 1, 0))
abort();
add_connection(store_fd, &ids[1], &ids[i], &scid,
AMOUNT_MSAT(0),
AMOUNT_MSAT(1000000 * 1000),
1 << i, 0, 0);
SUPERVERBOSE("Joining %s to %s, fee %u\n",
type_to_string(tmpctx, struct node_id, &ids[1]),
type_to_string(tmpctx, struct node_id, &ids[i]),
1 << i);
}
assert(gossmap_refresh(global_gossmap, NULL));
for (size_t i = ROUTING_MAX_HOPS; i > 2; i--) {
struct gossmap_node *dst, *src;
struct route_hop *r;
const char *errmsg;
SUPERVERBOSE("%s -> %s:\n",
type_to_string(tmpctx, struct node_id, &ids[0]),
type_to_string(tmpctx, struct node_id, &ids[NUM_NODES-1]));
src = gossmap_find_node(global_gossmap, &ids[0]);
dst = gossmap_find_node(global_gossmap, &ids[NUM_NODES-1]);
r = route(tmpctx, global_gossmap, src, dst, AMOUNT_MSAT(1000), 0, 0.0,
i - 1, p, &errmsg);
assert(r);
/* FIXME: We naively fall back on shortest, rather
* than biassing! */
assert(tal_count(r) == 2);
}
common_shutdown();
return 0;
}
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