228 lines
7.5 KiB
C
228 lines
7.5 KiB
C
#include "config.h"
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#include "../../wire/fromwire.c"
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#include "../../wire/tlvstream.c"
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#include "../../wire/towire.c"
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#include "../amount.c"
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#include "../bigsize.c"
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#include "../blindedpath.c"
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#include "../blindedpay.c"
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#include "../blinding.c"
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#include "../features.c"
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#include "../hmac.c"
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#include "../json_parse.c"
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#include "../json_parse_simple.c"
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#include "../onion_encode.c"
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#include "../sphinx.c"
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#include "../type_to_string.c"
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#include "../../wire/onion_wiregen.c"
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#include <ccan/tal/grab_file/grab_file.h>
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#include <ccan/tal/path/path.h>
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#include <common/bolt12.h>
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#include <common/channel_id.h>
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#include <common/json_parse.h>
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#include <common/json_stream.h>
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#include <common/setup.h>
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#include <common/wireaddr.h>
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#include <stdio.h>
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/* AUTOGENERATED MOCKS START */
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/* Generated stub for mvt_tag_str */
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const char *mvt_tag_str(enum mvt_tag tag UNNEEDED)
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{ fprintf(stderr, "mvt_tag_str called!\n"); abort(); }
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/* Generated stub for new_onionreply */
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struct onionreply *new_onionreply(const tal_t *ctx UNNEEDED, const u8 *contents TAKES UNNEEDED)
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{ fprintf(stderr, "new_onionreply called!\n"); abort(); }
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/* Generated stub for node_id_from_hexstr */
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bool node_id_from_hexstr(const char *str UNNEEDED, size_t slen UNNEEDED, struct node_id *id UNNEEDED)
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{ fprintf(stderr, "node_id_from_hexstr called!\n"); abort(); }
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/* Generated stub for pubkey_from_node_id */
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bool pubkey_from_node_id(struct pubkey *key UNNEEDED, const struct node_id *id UNNEEDED)
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{ fprintf(stderr, "pubkey_from_node_id called!\n"); abort(); }
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/* AUTOGENERATED MOCKS END */
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#if 0
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/* Updated each time, as we pretend to be Alice, Bob, Carol */
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static struct secret mykey;
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static void test_ecdh(const struct pubkey *point, struct secret *ss)
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{
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if (secp256k1_ecdh(secp256k1_ctx, ss->data, &point->pubkey,
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mykey.data, NULL, NULL) != 1)
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abort();
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}
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#endif
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static bool json_to_tok(const char *buffer, const jsmntok_t *tok,
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const jsmntok_t **tokp)
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{
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*tokp = tok;
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return true;
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}
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int main(int argc, char *argv[])
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{
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char *json;
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size_t i;
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jsmn_parser parser;
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jsmntok_t toks[5000];
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const jsmntok_t *t, *hops_tok;
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struct blinded_path *bpath;
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struct pubkey *ids;
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u8 **onionhops, *associated_data, *onion, *expected_onion;
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struct short_channel_id initscid;
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struct sphinx_path *sp;
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struct secret session_key, *path_secrets;
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u32 final_cltv;
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struct amount_msat initial_amount, final_amount;
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u32 path_fee_base_msat, path_fee_proportional_millionths, path_cltv_delta;
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common_setup(argv[0]);
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if (argv[1])
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json = grab_file(tmpctx, argv[1]);
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else {
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char *dir = getenv("BOLTDIR");
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json = grab_file(tmpctx,
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path_join(tmpctx,
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dir ? dir : "../bolts",
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"bolt04/blinded-payment-onion-test.json"));
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if (!json) {
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printf("test file not found, skipping\n");
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goto out;
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}
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}
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jsmn_init(&parser);
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if (jsmn_parse(&parser, json, strlen(json), toks, ARRAY_SIZE(toks)) < 0)
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abort();
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bpath = tal(tmpctx, struct blinded_path);
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assert(json_scan(tmpctx, json, toks,
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"{generate:{session_key:%,"
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"associated_data:%,"
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"final_amount_msat:%,"
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"final_cltv:%,"
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"blinded_payinfo:{fee_base_msat:%,fee_proportional_millionths:%,cltv_expiry_delta:%},"
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"blinded_route:{introduction_node_id:%,blinding:%,hops:%}}}",
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JSON_SCAN(json_to_secret, &session_key),
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JSON_SCAN_TAL(tmpctx, json_tok_bin_from_hex, &associated_data),
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JSON_SCAN(json_to_msat, &final_amount),
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JSON_SCAN(json_to_u32, &final_cltv),
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JSON_SCAN(json_to_u32, &path_fee_base_msat),
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JSON_SCAN(json_to_u32, &path_fee_proportional_millionths),
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JSON_SCAN(json_to_u32, &path_cltv_delta),
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JSON_SCAN(json_to_pubkey, &bpath->first_node_id),
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JSON_SCAN(json_to_pubkey, &bpath->blinding),
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JSON_SCAN(json_to_tok, &hops_tok)) == NULL);
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bpath->path = tal_arr(bpath, struct onionmsg_hop *, hops_tok->size);
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json_for_each_arr(i, t, hops_tok) {
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bpath->path[i] = tal(bpath->path, struct onionmsg_hop);
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assert(json_scan(tmpctx, json, t, "{blinded_node_id:%,encrypted_data:%}",
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JSON_SCAN(json_to_pubkey,
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&bpath->path[i]->blinded_node_id),
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JSON_SCAN_TAL(bpath->path[i],
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json_tok_bin_from_hex,
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&bpath->path[i]->encrypted_recipient_data)) == NULL);
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}
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assert(json_scan(tmpctx, json, toks, "{generate:{full_route:{hops:%}}}",
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JSON_SCAN(json_to_tok, &hops_tok)) == NULL);
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/* We have to read scid from first hop contents, since it's made up */
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assert(json_scan(tmpctx, json, hops_tok + 1, "{tlvs:{outgoing_channel_id:%}}",
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JSON_SCAN(json_to_short_channel_id, &initscid)) == NULL);
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initial_amount = final_amount;
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assert(amount_msat_add_fee(&initial_amount,
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path_fee_base_msat, path_fee_proportional_millionths));
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/* FIXME: Test vector actually claims total_amount_msat is 150000msat! */
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struct amount_msat total_amount;
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assert(amount_msat_add(&total_amount, final_amount, AMOUNT_MSAT(50000)));
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onionhops = blinded_onion_hops(tmpctx, final_amount, final_cltv, total_amount, bpath);
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/* Prepend Alice: poor thing doesn't speak blinding! (But doesn't charge fees!) */
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tal_resize(&onionhops, tal_count(onionhops) + 1);
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memmove(onionhops + 1, onionhops,
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(tal_count(onionhops) - 1) * sizeof(*onionhops));
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onionhops[0] = onion_nonfinal_hop(onionhops, &initscid,
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initial_amount, final_cltv + path_cltv_delta);
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ids = tal_arr(tmpctx, struct pubkey, hops_tok->size);
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json_for_each_arr(i, t, hops_tok) {
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u8 *payload;
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assert(json_scan(tmpctx, json, t, "{payload:%,pubkey:%}",
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JSON_SCAN_TAL(tmpctx,
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json_tok_bin_from_hex,
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&payload),
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JSON_SCAN(json_to_pubkey, &ids[i])) == NULL);
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assert(memeq(payload, tal_bytelen(payload),
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onionhops[i], tal_bytelen(onionhops[i])));
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}
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/* Now, create onion! */
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sp = sphinx_path_new_with_key(tmpctx, associated_data, &session_key);
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for (i = 0; i < tal_count(ids); i++)
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sphinx_add_hop_has_length(sp, &ids[i], onionhops[i]);
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onion = serialize_onionpacket(tmpctx,
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create_onionpacket(tmpctx, sp, ROUTING_INFO_SIZE,
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&path_secrets));
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assert(json_scan(tmpctx, json, toks, "{generate:{onion:%}}",
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JSON_SCAN_TAL(tmpctx,
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json_tok_bin_from_hex,
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&expected_onion)) == NULL);
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assert(memeq(expected_onion, tal_bytelen(expected_onion),
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onion, tal_bytelen(onion)));
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/* FIXME: unwrap and test! */
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#if 0
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struct onionpacket *op;
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struct pubkey *blinding;
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assert(json_scan(tmpctx, json, toks, "{decrypt:{hops:%}}",
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JSON_SCAN(json_to_tok, &hops_tok)) == NULL);
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op = parse_onionpacket(tmpctx, expected_onion, tal_bytelen(expected_onion), NULL);
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blinding = NULL;
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json_for_each_arr(i, t, hops_tok) {
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struct route_step *rs;
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struct secret ss;
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const u8 *serialized;
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assert(json_scan(tmpctx, json, t, "{node_privkey:%,onion:%}",
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JSON_SCAN(json_to_secret, &mykey),
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JSON_SCAN_TAL(tmpctx, json_tok_bin_from_hex, &expected_onion))
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== NULL);
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serialized = serialize_onionpacket(tmpctx, op);
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assert(memeq(expected_onion, tal_bytelen(expected_onion),
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serialized, tal_bytelen(serialized)));
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if (blinding) {
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assert(unblind_onion(blinding, test_ecdh,
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&op->ephemeralkey, &ss));
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} else {
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test_ecdh(&op->ephemeralkey, &ss);
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}
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rs = process_onionpacket(tmpctx, op, &ss, associated_data,
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tal_bytelen(associated_data), true);
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assert(memeq(rs->raw_payload, tal_bytelen(rs->raw_payload),
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onionhops[i], tal_bytelen(onionhops[i])));
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if (rs->nextcase == ONION_FORWARD)
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op = rs->next;
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else
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op = NULL;
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blinding = tal(tmpctx, struct pubkey);
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/* Alice doesn't have a blinding! */
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if (json_scan(tmpctx, json, t, "{next_blinding:%}",
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JSON_SCAN(json_to_pubkey, blinding)) != NULL)
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blinding = NULL;
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}
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assert(!op);
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#endif
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out:
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common_shutdown();
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}
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