bolt11: add decodepay RPC helper.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2017-10-26 13:35:19 +10:30
parent 15e1e4b099
commit 8d09734536
2 changed files with 374 additions and 0 deletions

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@ -1,4 +1,5 @@
#include <bitcoin/address.h>
#include <bitcoin/base58.h>
#include <bitcoin/chainparams.h>
#include <bitcoin/script.h>
#include <ccan/array_size/array_size.h>
@ -13,6 +14,7 @@
#include <lightningd/bech32.h>
#include <lightningd/bolt11.h>
#include <lightningd/hsm_control.h>
#include <lightningd/jsonrpc.h>
#include <lightningd/lightningd.h>
#include <lightningd/log.h>
#include <secp256k1_recovery.h>
@ -1000,3 +1002,151 @@ struct bolt11 *bolt11_out_check(const struct bolt11 *b11, const char *abortstr)
}
return cast_const(struct bolt11 *, b11);
}
static void json_decodepay(struct command *cmd,
const char *buffer, const jsmntok_t *params)
{
jsmntok_t *bolt11tok, *desctok;
struct bolt11 *b11;
struct json_result *response;
char *str, *desc, *fail;
if (!json_get_params(buffer, params,
"bolt11", &bolt11tok,
"?description", &desctok,
NULL)) {
command_fail(cmd, "Need bolt11 string");
return;
}
str = tal_strndup(cmd, buffer + bolt11tok->start,
bolt11tok->end - bolt11tok->start);
if (desctok)
desc = tal_strndup(cmd, buffer + desctok->start,
desctok->end - desctok->start);
else
desc = NULL;
b11 = bolt11_decode(cmd, str, desc, &fail);
if (!b11) {
command_fail(cmd, "Invalid bolt11: %s", fail);
return;
}
response = new_json_result(cmd);
json_object_start(response, NULL);
json_add_string(response, "currency", b11->chain->bip173_name);
json_add_u64(response, "timestamp", b11->timestamp);
json_add_u64(response, "expiry", b11->expiry);
json_add_pubkey(response, "payee", &b11->receiver_id);
if (b11->msatoshi)
json_add_u64(response, "msatoshi", *b11->msatoshi);
if (b11->description)
json_add_string(response, "description", b11->description);
if (b11->description_hash)
json_add_hex(response, "description_hash",
b11->description_hash,
sizeof(*b11->description_hash));
if (tal_len(b11->fallback)) {
struct bitcoin_address pkh;
struct ripemd160 sh;
struct sha256 wsh;
json_object_start(response, "fallback");
if (is_p2pkh(b11->fallback, &pkh)) {
json_add_string(response, "type", "P2PKH");
json_add_string(response, "addr",
bitcoin_to_base58(cmd,
b11->chain->testnet,
&pkh));
} else if (is_p2sh(b11->fallback, &sh)) {
json_add_string(response, "type", "P2SH");
json_add_string(response, "addr",
p2sh_to_base58(cmd,
b11->chain->testnet,
&sh));
} else if (is_p2wpkh(b11->fallback, &pkh)) {
char out[73 + strlen(b11->chain->bip173_name)];
json_add_string(response, "type", "P2WPKH");
if (segwit_addr_encode(out, b11->chain->bip173_name, 0,
(const u8 *)&pkh, sizeof(pkh)))
json_add_string(response, "addr", out);
} else if (is_p2wsh(b11->fallback, &wsh)) {
char out[73 + strlen(b11->chain->bip173_name)];
json_add_string(response, "type", "P2WSH");
if (segwit_addr_encode(out, b11->chain->bip173_name, 0,
(const u8 *)&wsh, sizeof(wsh)))
json_add_string(response, "addr", out);
}
json_add_hex(response, "hex",
b11->fallback, tal_len(b11->fallback));
json_object_end(response);
}
if (tal_count(b11->routes)) {
size_t i, n;
json_array_start(response, "routes");
for (i = 0; i < tal_count(b11->routes); i++) {
json_array_start(response, NULL);
for (n = 0; n < tal_count(b11->routes[i]); n++) {
json_object_start(response, NULL);
json_add_pubkey(response, "pubkey",
&b11->routes[i][n].pubkey);
json_add_short_channel_id(response,
"short_channel_id",
&b11->routes[i][n]
.short_channel_id);
json_add_u64(response, "fee",
b11->routes[i][n].fee);
json_add_num(response, "cltv_expiry_delta",
b11->routes[i][n]
.cltv_expiry_delta);
json_object_end(response);
}
json_array_end(response);
}
json_array_end(response);
}
if (!list_empty(&b11->extra_fields)) {
struct bolt11_field *extra;
json_array_start(response, "extra");
list_for_each(&b11->extra_fields, extra, list) {
char *data = tal_arr(cmd, char, tal_len(extra->data)+1);
size_t i;
for (i = 0; i < tal_len(extra->data); i++)
data[i] = bech32_charset[extra->data[i]];
data[i] = '\0';
json_object_start(response, NULL);
json_add_string(response, "tag",
tal_fmt(data, "%c", extra->tag));
json_add_string(response, "data", data);
tal_free(data);
json_object_end(response);
}
json_array_end(response);
}
json_add_hex(response, "payment_hash",
&b11->payment_hash, sizeof(b11->payment_hash));
json_add_string(response, "signature",
type_to_string(cmd, secp256k1_ecdsa_signature,
&b11->sig));
json_object_end(response);
command_success(cmd, response);
}
static const struct json_command decodepay_command = {
"decodepay",
json_decodepay,
"Parse and decode {bolt11} if possible",
"Returns a verbose description on success"
};
AUTODATA(json_command, &decodepay_command);

View File

@ -304,6 +304,230 @@ class LightningDTests(BaseLightningDTests):
assert p2['msatoshi_to_us'] == 0
assert p2['msatoshi_total'] == 10**6 * 1000
def test_decodepay(self):
l1 = self.node_factory.get_node()
# BOLT #11:
# > ### Please make a donation of any amount using payment_hash 0001020304050607080900010203040506070809000102030405060708090102 to me @03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad
# > lnbc1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdpl2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq8rkx3yf5tcsyz3d73gafnh3cax9rn449d9p5uxz9ezhhypd0elx87sjle52x86fux2ypatgddc6k63n7erqz25le42c4u4ecky03ylcqca784w
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash
# * `p5`: `data_length` (`p` = 1, `5` = 20. 1 * 32 + 20 == 52)
# * `qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypq`: payment hash 0001020304050607080900010203040506070809000102030405060708090102
# * `d`: short description
# * `pl`: `data_length` (`p` = 1, `l` = 31. 1 * 32 + 31 == 63)
# * `2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq`: 'Please consider supporting this project'
# * `32vjcgqxyuj7nqphl3xmmhls2rkl3t97uan4j0xa87gj5779czc8p0z58zf5wpt9ggem6adl64cvawcxlef9djqwp2jzzfvs272504sp`: signature
# * `0lkg3c`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdpl2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq8rkx3yf5tcsyz3d73gafnh3cax9rn449d9p5uxz9ezhhypd0elx87sjle52x86fux2ypatgddc6k63n7erqz25le42c4u4ecky03ylcqca784w')
assert b11['currency'] == 'bc'
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['description'] == 'Please consider supporting this project'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
# BOLT #11:
# > ### Please send $3 for a cup of coffee to the same peer, within 1 minute
# > lnbc2500u1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5xysxxatsyp3k7enxv4jsxqzpuaztrnwngzn3kdzw5hydlzf03qdgm2hdq27cqv3agm2awhz5se903vruatfhq77w3ls4evs3ch9zw97j25emudupq63nyw24cg27h2rspfj9srp
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `2500u`: amount (2500 micro-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `d`: short description
# * `q5`: `data_length` (`q` = 0, `5` = 20. 0 * 32 + 20 == 20)
# * `xysxxatsyp3k7enxv4js`: '1 cup coffee'
# * `x`: expiry time
# * `qz`: `data_length` (`q` = 0, `z` = 2. 0 * 32 + 2 == 2)
# * `pu`: 60 seconds (`p` = 1, `u` = 28. 1 * 32 + 28 == 60)
# * `azh8qt5w7qeewkmxtv55khqxvdfs9zzradsvj7rcej9knpzdwjykcq8gv4v2dl705pjadhpsc967zhzdpuwn5qzjm0s4hqm2u0vuhhqq`: signature
# * `7vc09u`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc2500u1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5xysxxatsyp3k7enxv4jsxqzpuaztrnwngzn3kdzw5hydlzf03qdgm2hdq27cqv3agm2awhz5se903vruatfhq77w3ls4evs3ch9zw97j25emudupq63nyw24cg27h2rspfj9srp')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 2500 * 10**11 // 1000000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['description'] == '1 cup coffee'
assert b11['expiry'] == 60
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
# BOLT #11:
# > ### Now send $24 for an entire list of things (hashed)
# > lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqscc6gd6ql3jrc5yzme8v4ntcewwz5cnw92tz0pc8qcuufvq7khhr8wpald05e92xw006sq94mg8v2ndf4sefvf9sygkshp5zfem29trqq2yxxz7
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `h`: tagged field: hash of description
# * `p5`: `data_length` (`p` = 1, `5` = 20. 1 * 32 + 20 == 52)
# * `8yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs`: SHA256 of 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon'
# * `vjfls3ljx9e93jkw0kw40yxn4pevgzflf83qh2852esjddv4xk4z70nehrdcxa4fk0t6hlcc6vrxywke6njenk7yzkzw0quqcwxphkcp`: signature
# * `vam37w`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqscc6gd6ql3jrc5yzme8v4ntcewwz5cnw92tz0pc8qcuufvq7khhr8wpald05e92xw006sq94mg8v2ndf4sefvf9sygkshp5zfem29trqq2yxxz7', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
# > ### The same, on testnet, with a fallback address mk2QpYatsKicvFVuTAQLBryyccRXMUaGHP
# > lntb20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfpp3x9et2e20v6pu37c5d9vax37wxq72un98kmzzhznpurw9sgl2v0nklu2g4d0keph5t7tj9tcqd8rexnd07ux4uv2cjvcqwaxgj7v4uwn5wmypjd5n69z2xm3xgksg28nwht7f6zspwp3f9t
#
# Breakdown:
#
# * `lntb`: prefix, lightning on bitcoin testnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `3x9et2e20v6pu37c5d9vax37wxq72un98`: `3` = 17, so P2PKH address
# * `h`: tagged field: hash of description...
# * `qh84fmvn2klvglsjxfy0vq2mz6t9kjfzlxfwgljj35w2kwa60qv49k7jlsgx43yhs9nuutllkhhnt090mmenuhp8ue33pv4klmrzlcqp`: signature
# * `us2s2r`: Bech32 checksum
b11 = l1.rpc.decodepay('lntb20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfpp3x9et2e20v6pu37c5d9vax37wxq72un98kmzzhznpurw9sgl2v0nklu2g4d0keph5t7tj9tcqd8rexnd07ux4uv2cjvcqwaxgj7v4uwn5wmypjd5n69z2xm3xgksg28nwht7f6zspwp3f9t', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'tb'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallback']['type'] == 'P2PKH'
assert b11['fallback']['addr'] == 'mk2QpYatsKicvFVuTAQLBryyccRXMUaGHP'
# > ### On mainnet, with fallback address 1RustyRX2oai4EYYDpQGWvEL62BBGqN9T with extra routing info to go via nodes 029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255 then 039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255
# > lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsfpp3qjmp7lwpagxun9pygexvgpjdc4jdj85fr9yq20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqqqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqqqqqqq7qqzqfnlkwydm8rg30gjku7wmxmk06sevjp53fmvrcfegvwy7d5443jvyhxsel0hulkstws7vqv400q4j3wgpk4crg49682hr4scqvmad43cqd5m7tf
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `h`: tagged field: hash of description...
# * `f`: tagged field: fallback address
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `3qjmp7lwpagxun9pygexvgpjdc4jdj85f`: `3` = 17, so P2PKH address
# * `r`: tagged field: route information
# * `9y`: `data_length` (`9` = 5, `y` = 4. 5 * 32 + 4 = 164)
# `q20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqqqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqqqqqqq7qqzq`: pubkey `029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255`, `short_channel_id` 0102030405060708, `fee` 20 millisatoshi, `cltv_expiry_delta` 3. pubkey `039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255`, `short_channel_id` 030405060708090a, `fee` 30 millisatoshi, `cltv_expiry_delta` 4.
# * `fnlkwydm8rg30gjku7wmxmk06sevjp53fmvrcfegvwy7d5443jvyhxsel0hulkstws7vqv400q4j3wgpk4crg49682hr4scqvmad43cq`: signature
# * `d5m7tf`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsfpp3qjmp7lwpagxun9pygexvgpjdc4jdj85fr9yq20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqqqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqqqqqqq7qqzqfnlkwydm8rg30gjku7wmxmk06sevjp53fmvrcfegvwy7d5443jvyhxsel0hulkstws7vqv400q4j3wgpk4crg49682hr4scqvmad43cqd5m7tf', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallback']['type'] == 'P2PKH'
assert b11['fallback']['addr'] == '1RustyRX2oai4EYYDpQGWvEL62BBGqN9T'
assert len(b11['routes']) == 1
assert len(b11['routes'][0]) == 2
assert b11['routes'][0][0]['pubkey'] == '029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255'
# 0x010203:0x040506:0x0708
assert b11['routes'][0][0]['short_channel_id'] == '66051:263430:1800'
assert b11['routes'][0][0]['fee'] == 20
assert b11['routes'][0][0]['cltv_expiry_delta'] == 3
assert b11['routes'][0][1]['pubkey'] == '039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255'
# 0x030405:0x060708:0x090a
assert b11['routes'][0][1]['short_channel_id'] == '197637:395016:2314'
assert b11['routes'][0][1]['fee'] == 30
assert b11['routes'][0][1]['cltv_expiry_delta'] == 4
# > ### On mainnet, with fallback (P2SH) address 3EktnHQD7RiAE6uzMj2ZifT9YgRrkSgzQX
# > lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppj3a24vwu6r8ejrss3axul8rxldph2q7z9kmrgvr7xlaqm47apw3d48zm203kzcq357a4ls9al2ea73r8jcceyjtya6fu5wzzpe50zrge6ulk4nvjcpxlekvmxl6qcs9j3tz0469gq5g658y
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address.
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `j3a24vwu6r8ejrss3axul8rxldph2q7z9`: `j` = 18, so P2SH address
# * `h`: tagged field: hash of description...
# * `2jhz8j78lv2jynuzmz6g8ve53he7pheeype33zlja5azae957585uu7x59w0f2l3rugyva6zpu394y4rh093j6wxze0ldsvk757a9msq`: signature
# * `mf9swh`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppj3a24vwu6r8ejrss3axul8rxldph2q7z9kmrgvr7xlaqm47apw3d48zm203kzcq357a4ls9al2ea73r8jcceyjtya6fu5wzzpe50zrge6ulk4nvjcpxlekvmxl6qcs9j3tz0469gq5g658y', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallback']['type'] == 'P2SH'
assert b11['fallback']['addr'] == '3EktnHQD7RiAE6uzMj2ZifT9YgRrkSgzQX'
# > ### On mainnet, with fallback (P2WPKH) address bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4
# > lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppqw508d6qejxtdg4y5r3zarvary0c5xw7kepvrhrm9s57hejg0p662ur5j5cr03890fa7k2pypgttmh4897d3raaq85a293e9jpuqwl0rnfuwzam7yr8e690nd2ypcq9hlkdwdvycqa0qza8
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address.
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `q`: 0, so witness version 0.
# * `qw508d6qejxtdg4y5r3zarvary0c5xw7k`: 160 bits = P2WPKH.
# * `h`: tagged field: hash of description...
# * `gw6tk8z0p0qdy9ulggx65lvfsg3nxxhqjxuf2fvmkhl9f4jc74gy44d5ua9us509prqz3e7vjxrftn3jnk7nrglvahxf7arye5llphgq`: signature
# * `qdtpa4`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppqw508d6qejxtdg4y5r3zarvary0c5xw7kepvrhrm9s57hejg0p662ur5j5cr03890fa7k2pypgttmh4897d3raaq85a293e9jpuqwl0rnfuwzam7yr8e690nd2ypcq9hlkdwdvycqa0qza8', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallback']['type'] == 'P2WPKH'
assert b11['fallback']['addr'] == 'bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4'
# > ### On mainnet, with fallback (P2WSH) address bc1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qccfmv3
# > lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfp4qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q28j0v3rwgy9pvjnd48ee2pl8xrpxysd5g44td63g6xcjcu003j3qe8878hluqlvl3km8rm92f5stamd3jw763n3hck0ct7p8wwj463cql26ava
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address.
# * `p4`: `data_length` (`p` = 1, `4` = 21. 1 * 32 + 21 == 53)
# * `q`: 0, so witness version 0.
# * `rp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q`: 260 bits = P2WSH.
# * `h`: tagged field: hash of description...
# * `5yps56lmsvgcrf476flet6js02m93kgasews8q3jhtp7d6cqckmh70650maq4u65tk53ypszy77v9ng9h2z3q3eqhtc3ewgmmv2grasp`: signature
# * `akvd7y`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfp4qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q28j0v3rwgy9pvjnd48ee2pl8xrpxysd5g44td63g6xcjcu003j3qe8878hluqlvl3km8rm92f5stamd3jw763n3hck0ct7p8wwj463cql26ava', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['timestamp'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallback']['type'] == 'P2WSH'
assert b11['fallback']['addr'] == 'bc1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qccfmv3'
def test_sendpay(self):
l1,l2 = self.connect()