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/* We can't seem to route the following:
*
* Expect route 03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf -> 0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae -> 02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06
*
* getchannels:
* {'channels': [{'active': True, 'short_id': '6990x2x1/1', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 1, 'destination': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'source': '02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06', 'last_update': 1504064344}, {'active': True, 'short_id': '6989x2x1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 0, 'destination': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'source': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'last_update': 1504064344}, {'active': True, 'short_id': '6990x2x1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 0, 'destination': '02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06', 'source': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'last_update': 1504064344}, {'active': True, 'short_id': '6989x2x1/1', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 1, 'destination': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'source': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'last_update': 1504064344}]}
*/
#include <common/status.h>
#include <stdio.h>
#define status_fmt(level, fmt, ...) \
do { printf((fmt) ,##__VA_ARGS__); printf("\n"); } while(0)
#include "../routing.c"
#include "../gossip_store.c"
/* AUTOGENERATED MOCKS START */
/* Generated stub for fromwire_gossipd_local_add_channel */
bool fromwire_gossipd_local_add_channel(const void *p UNNEEDED, struct short_channel_id *short_channel_id UNNEEDED, struct node_id *remote_node_id UNNEEDED, struct amount_sat *satoshis UNNEEDED)
{ fprintf(stderr, "fromwire_gossipd_local_add_channel called!\n"); abort(); }
/* Generated stub for fromwire_gossip_store_channel_amount */
bool fromwire_gossip_store_channel_amount(const void *p UNNEEDED, struct amount_sat *satoshis UNNEEDED)
{ fprintf(stderr, "fromwire_gossip_store_channel_amount called!\n"); abort(); }
/* Generated stub for fromwire_gossip_store_private_update */
bool fromwire_gossip_store_private_update(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, u8 **update UNNEEDED)
{ fprintf(stderr, "fromwire_gossip_store_private_update 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 memleak_add_helper_ */
void memleak_add_helper_(const tal_t *p UNNEEDED, void (*cb)(struct htable *memtable UNNEEDED,
const tal_t *)){ }
/* Generated stub for onion_type_name */
const char *onion_type_name(int e UNNEEDED)
{ fprintf(stderr, "onion_type_name called!\n"); abort(); }
/* Generated stub for sanitize_error */
char *sanitize_error(const tal_t *ctx UNNEEDED, const u8 *errmsg UNNEEDED,
struct channel_id *channel_id UNNEEDED)
{ fprintf(stderr, "sanitize_error called!\n"); abort(); }
/* Generated stub for status_failed */
void status_failed(enum status_failreason code UNNEEDED,
const char *fmt UNNEEDED, ...)
{ fprintf(stderr, "status_failed called!\n"); abort(); }
/* Generated stub for towire_errorfmt */
u8 *towire_errorfmt(const tal_t *ctx UNNEEDED,
const struct channel_id *channel UNNEEDED,
const char *fmt UNNEEDED, ...)
{ fprintf(stderr, "towire_errorfmt called!\n"); abort(); }
/* Generated stub for towire_gossip_store_channel_amount */
u8 *towire_gossip_store_channel_amount(const tal_t *ctx UNNEEDED, struct amount_sat satoshis UNNEEDED)
{ fprintf(stderr, "towire_gossip_store_channel_amount called!\n"); abort(); }
/* Generated stub for towire_gossip_store_private_update */
u8 *towire_gossip_store_private_update(const tal_t *ctx UNNEEDED, const u8 *update UNNEEDED)
{ fprintf(stderr, "towire_gossip_store_private_update called!\n"); abort(); }
/* Generated stub for update_peers_broadcast_index */
void update_peers_broadcast_index(struct list_head *peers UNNEEDED, u32 offset UNNEEDED)
{ fprintf(stderr, "update_peers_broadcast_index called!\n"); abort(); }
/* AUTOGENERATED MOCKS END */
#if DEVELOPER
/* Generated stub for memleak_remove_htable */
void memleak_remove_htable(struct htable *memtable UNNEEDED, const struct htable *ht UNNEEDED)
{ fprintf(stderr, "memleak_remove_htable called!\n"); abort(); }
/* Generated stub for memleak_remove_intmap_ */
void memleak_remove_intmap_(struct htable *memtable UNNEEDED, const struct intmap *m UNNEEDED)
{ fprintf(stderr, "memleak_remove_intmap_ called!\n"); abort(); }
#endif
const void *trc;
static struct half_chan *
get_or_make_connection(struct routing_state *rstate,
const struct node_id *from_id,
const struct node_id *to_id,
const char *shortid,
struct amount_sat satoshis)
{
struct short_channel_id scid;
struct chan *chan;
const int idx = node_id_idx(from_id, to_id);
if (!short_channel_id_from_str(shortid, strlen(shortid), &scid))
abort();
chan = get_channel(rstate, &scid);
if (!chan)
chan = new_chan(rstate, &scid, from_id, to_id, satoshis);
/* Make sure it's seen as initialized (index non-zero). */
chan->half[idx].bcast.index = 1;
chan->half[idx].htlc_minimum = AMOUNT_MSAT(0);
if (!amount_sat_to_msat(&chan->half[idx].htlc_maximum, satoshis))
abort();
return &chan->half[idx];
}
static bool channel_is_between(const struct chan *chan,
const struct node_id *a, const struct node_id *b)
{
if (node_id_eq(&chan->nodes[0]->id, a)
&& node_id_eq(&chan->nodes[1]->id, b))
return true;
if (node_id_eq(&chan->nodes[0]->id, b)
&& node_id_eq(&chan->nodes[1]->id, a))
return true;
return false;
}
int main(void)
{
setup_locale();
struct half_chan *nc;
struct routing_state *rstate;
struct node_id a, b, c, d;
struct amount_msat fee;
struct chan **route;
const double riskfactor = 1.0 / BLOCKS_PER_YEAR / 10000;
secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
| SECP256K1_CONTEXT_SIGN);
setup_tmpctx();
node_id_from_hexstr("03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf",
strlen("03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf"),
&a);
node_id_from_hexstr("0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae",
strlen("0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae"),
&b);
node_id_from_hexstr("02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06",
strlen("02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06"),
&c);
node_id_from_hexstr("02cca6c5c966fcf61d121e3a70e03a1cd9eeeea024b26ea666ce974d43b242e636",
strlen("02cca6c5c966fcf61d121e3a70e03a1cd9eeeea024b26ea666ce974d43b242e636"),
&d);
rstate = new_routing_state(tmpctx, NULL, &a, 0, NULL, NULL);
/* [{'active': True, 'short_id': '6990:2:1/1', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 1, 'destination': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'source': '02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06', 'last_update': 1504064344}, */
nc = get_or_make_connection(rstate, &c, &b, "6990x2x1", AMOUNT_SAT(1000));
nc->base_fee = 0;
nc->proportional_fee = 10;
nc->delay = 5;
nc->channel_flags = 1;
nc->message_flags = 0;
nc->bcast.timestamp = 1504064344;
/* {'active': True, 'short_id': '6989:2:1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 0, 'destination': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'source': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'last_update': 1504064344}, */
nc = get_or_make_connection(rstate, &b, &a, "6989x2x1", AMOUNT_SAT(1000));
nc->base_fee = 0;
nc->proportional_fee = 10;
nc->delay = 5;
nc->channel_flags = 0;
nc->message_flags = 0;
nc->bcast.timestamp = 1504064344;
/* {'active': True, 'short_id': '6990:2:1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 0, 'destination': '02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06', 'source': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'last_update': 1504064344}, */
nc = get_or_make_connection(rstate, &b, &c, "6990x2x1", AMOUNT_SAT(1000));
nc->base_fee = 0;
nc->proportional_fee = 10;
nc->delay = 5;
nc->channel_flags = 0;
nc->message_flags = 0;
nc->bcast.timestamp = 1504064344;
nc->htlc_minimum = AMOUNT_MSAT(100);
/* {'active': True, 'short_id': '6989:2:1/1', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 1, 'destination': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'source': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'last_update': 1504064344}]} */
nc = get_or_make_connection(rstate, &a, &b, "6989x2x1", AMOUNT_SAT(1000));
nc->base_fee = 0;
nc->proportional_fee = 10;
nc->delay = 5;
nc->channel_flags = 1;
nc->message_flags = 0;
nc->bcast.timestamp = 1504064344;
route = find_route(tmpctx, rstate, &a, &c, AMOUNT_MSAT(100000), riskfactor, 0.0, NULL,
ROUTING_MAX_HOPS, &fee);
assert(route);
assert(tal_count(route) == 2);
assert(channel_is_between(route[0], &a, &b));
assert(channel_is_between(route[1], &b, &c));
/* We should not be able to find a route that exceeds our own capacity */
route = find_route(tmpctx, rstate, &a, &c, AMOUNT_MSAT(1000001), riskfactor, 0.0, NULL,
ROUTING_MAX_HOPS, &fee);
assert(!route);
/* Now test with a query that exceeds the channel capacity after adding
* some fees */
route = find_route(tmpctx, rstate, &a, &c, AMOUNT_MSAT(999999), riskfactor, 0.0, NULL,
ROUTING_MAX_HOPS, &fee);
assert(!route);
/* This should fail to return a route because it is smaller than these
* htlc_minimum_msat on the last channel. */
route = find_route(tmpctx, rstate, &a, &c, AMOUNT_MSAT(1), riskfactor, 0.0, NULL,
ROUTING_MAX_HOPS, &fee);
assert(!route);
/* {'active': True, 'short_id': '6990:2:1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 1, 'htlc_maximum_msat': 500000, 'htlc_minimum_msat': 100, 'channel_flags': 0, 'destination': '02cca6c5c966fcf61d121e3a70e03a1cd9eeeea024b26ea666ce974d43b242e636', 'source': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'last_update': 1504064344}, */
nc = get_or_make_connection(rstate, &a, &d, "6991x2x1", AMOUNT_SAT(1000));
nc->base_fee = 0;
nc->proportional_fee = 0;
nc->delay = 5;
nc->channel_flags = 0;
nc->message_flags = 1;
nc->bcast.timestamp = 1504064344;
nc->htlc_minimum = AMOUNT_MSAT(100);
nc->htlc_maximum = AMOUNT_MSAT(500000); /* half capacity */
/* This should route correctly at the max_msat level */
route = find_route(tmpctx, rstate, &a, &d, AMOUNT_MSAT(500000), riskfactor, 0.0, NULL,
ROUTING_MAX_HOPS, &fee);
assert(route);
/* This should fail to return a route because it's larger than the
* htlc_maximum_msat on the last channel. */
route = find_route(tmpctx, rstate, &a, &d, AMOUNT_MSAT(500001), riskfactor, 0.0, NULL,
ROUTING_MAX_HOPS, &fee);
assert(!route);
tal_free(tmpctx);
secp256k1_context_destroy(secp256k1_ctx);
return 0;
}