/* 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 #include #define status_fmt(level, fmt, ...) \ do { printf((fmt) ,##__VA_ARGS__); printf("\n"); } while(0) #include "../routing.c" #include "../gossip_store.c" #include "../broadcast.c" /* AUTOGENERATED MOCKS START */ /* Generated stub for fromwire_channel_announcement */ bool fromwire_channel_announcement(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, secp256k1_ecdsa_signature *node_signature_1 UNNEEDED, secp256k1_ecdsa_signature *node_signature_2 UNNEEDED, secp256k1_ecdsa_signature *bitcoin_signature_1 UNNEEDED, secp256k1_ecdsa_signature *bitcoin_signature_2 UNNEEDED, u8 **features UNNEEDED, struct bitcoin_blkid *chain_hash UNNEEDED, struct short_channel_id *short_channel_id UNNEEDED, struct node_id *node_id_1 UNNEEDED, struct node_id *node_id_2 UNNEEDED, struct pubkey *bitcoin_key_1 UNNEEDED, struct pubkey *bitcoin_key_2 UNNEEDED) { fprintf(stderr, "fromwire_channel_announcement called!\n"); abort(); } /* Generated stub for fromwire_channel_update */ bool fromwire_channel_update(const void *p UNNEEDED, secp256k1_ecdsa_signature *signature UNNEEDED, struct bitcoin_blkid *chain_hash UNNEEDED, struct short_channel_id *short_channel_id UNNEEDED, u32 *timestamp UNNEEDED, u8 *message_flags UNNEEDED, u8 *channel_flags UNNEEDED, u16 *cltv_expiry_delta UNNEEDED, struct amount_msat *htlc_minimum_msat UNNEEDED, u32 *fee_base_msat UNNEEDED, u32 *fee_proportional_millionths UNNEEDED) { fprintf(stderr, "fromwire_channel_update called!\n"); abort(); } /* Generated stub for fromwire_channel_update_option_channel_htlc_max */ bool fromwire_channel_update_option_channel_htlc_max(const void *p UNNEEDED, secp256k1_ecdsa_signature *signature UNNEEDED, struct bitcoin_blkid *chain_hash UNNEEDED, struct short_channel_id *short_channel_id UNNEEDED, u32 *timestamp UNNEEDED, u8 *message_flags UNNEEDED, u8 *channel_flags UNNEEDED, u16 *cltv_expiry_delta UNNEEDED, struct amount_msat *htlc_minimum_msat UNNEEDED, u32 *fee_base_msat UNNEEDED, u32 *fee_proportional_millionths UNNEEDED, struct amount_msat *htlc_maximum_msat UNNEEDED) { fprintf(stderr, "fromwire_channel_update_option_channel_htlc_max called!\n"); abort(); } /* 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_channel_delete */ bool fromwire_gossip_store_channel_delete(const void *p UNNEEDED, struct short_channel_id *short_channel_id UNNEEDED) { fprintf(stderr, "fromwire_gossip_store_channel_delete called!\n"); abort(); } /* Generated stub for fromwire_gossip_store_v3_channel_announcement */ bool fromwire_gossip_store_v3_channel_announcement(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, u8 **announcement UNNEEDED, struct amount_sat *satoshis UNNEEDED) { fprintf(stderr, "fromwire_gossip_store_v3_channel_announcement called!\n"); abort(); } /* Generated stub for fromwire_gossip_store_v3_channel_update */ bool fromwire_gossip_store_v3_channel_update(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, u8 **update UNNEEDED) { fprintf(stderr, "fromwire_gossip_store_v3_channel_update called!\n"); abort(); } /* Generated stub for fromwire_gossip_store_v3_local_add_channel */ bool fromwire_gossip_store_v3_local_add_channel(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, u8 **local_add UNNEEDED) { fprintf(stderr, "fromwire_gossip_store_v3_local_add_channel called!\n"); abort(); } /* Generated stub for fromwire_gossip_store_v3_node_announcement */ bool fromwire_gossip_store_v3_node_announcement(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, u8 **announcement UNNEEDED) { fprintf(stderr, "fromwire_gossip_store_v3_node_announcement called!\n"); abort(); } /* Generated stub for fromwire_node_announcement */ bool fromwire_node_announcement(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, secp256k1_ecdsa_signature *signature UNNEEDED, u8 **features UNNEEDED, u32 *timestamp UNNEEDED, struct node_id *node_id UNNEEDED, u8 rgb_color[3] UNNEEDED, u8 alias[32] UNNEEDED, u8 **addresses UNNEEDED) { fprintf(stderr, "fromwire_node_announcement called!\n"); abort(); } /* Generated stub for fromwire_peektype */ int fromwire_peektype(const u8 *cursor UNNEEDED) { fprintf(stderr, "fromwire_peektype called!\n"); abort(); } /* Generated stub for fromwire_u16 */ u16 fromwire_u16(const u8 **cursor UNNEEDED, size_t *max UNNEEDED) { fprintf(stderr, "fromwire_u16 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 gossip_store_read */ u8 *gossip_store_read(const tal_t *ctx UNNEEDED, int gossip_store_fd UNNEEDED, u64 offset UNNEEDED) { fprintf(stderr, "gossip_store_read called!\n"); abort(); } /* 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_gossipd_local_add_channel */ u8 *towire_gossipd_local_add_channel(const tal_t *ctx UNNEEDED, const struct short_channel_id *short_channel_id UNNEEDED, const struct node_id *remote_node_id UNNEEDED, struct amount_sat satoshis UNNEEDED) { fprintf(stderr, "towire_gossipd_local_add_channel 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_channel_delete */ u8 *towire_gossip_store_channel_delete(const tal_t *ctx UNNEEDED, const struct short_channel_id *short_channel_id UNNEEDED) { fprintf(stderr, "towire_gossip_store_channel_delete 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(); } /* Generated stub for wire_type_name */ const char *wire_type_name(int e UNNEEDED) { fprintf(stderr, "wire_type_name 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, false)) 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; }