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core-lightning/wallet/wallet.c
Rusty Russell 787fbb1228 db: create simple hashtable of fields in SELECT. 
This simplistically maps names to numbers, eg:

	SELECT foo, bar FROM tbl;

'foo' -> 0
'bar' -> 1

If a statement is too complex for our simple parsing, we treat it as a
single field (which currently it always is).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2021-11-17 10:51:48 +10:30

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#include "invoices.h"
#include "wallet.h"
#include <bitcoin/script.h>
#include <ccan/array_size/array_size.h>
#include <ccan/cast/cast.h>
#include <ccan/mem/mem.h>
#include <ccan/tal/str/str.h>
#include <common/blockheight_states.h>
#include <common/fee_states.h>
#include <common/onionreply.h>
#include <common/type_to_string.h>
#include <lightningd/chaintopology.h>
#include <lightningd/channel.h>
#include <lightningd/coin_mvts.h>
#include <lightningd/notification.h>
#include <lightningd/peer_control.h>
#include <onchaind/onchaind_wiregen.h>
#include <wallet/db_common.h>
#include <wallet/txfilter.h>
#include <wally_bip32.h>
#define SQLITE_MAX_UINT 0x7FFFFFFFFFFFFFFF
#define DIRECTION_INCOMING 0
#define DIRECTION_OUTGOING 1
/* How many blocks must a UTXO entry be buried under to be considered old enough
* to prune? */
#define UTXO_PRUNE_DEPTH 144
/* 12 hours is usually enough reservation time */
#define RESERVATION_INC (6 * 12)
/* Possible channel state */
enum channel_state_bucket {
IN_OFFERED = 0,
IN_FULLFILLED = 1,
OUT_OFFERED = 2,
OUT_FULLFILLED = 3,
};
/* channel state identifier */
struct channel_state_param {
const char *dir_key;
const char *type_key;
const enum channel_state_bucket state;
};
static void outpointfilters_init(struct wallet *w)
{
struct db_stmt *stmt;
struct utxo **utxos = wallet_get_utxos(NULL, w, OUTPUT_STATE_ANY);
struct bitcoin_outpoint outpoint;
w->owned_outpoints = outpointfilter_new(w);
for (size_t i = 0; i < tal_count(utxos); i++)
outpointfilter_add(w->owned_outpoints, &utxos[i]->outpoint);
tal_free(utxos);
w->utxoset_outpoints = outpointfilter_new(w);
stmt = db_prepare_v2(
w->db,
SQL("SELECT txid, outnum FROM utxoset WHERE spendheight is NULL"));
db_query_prepared(stmt);
while (db_step(stmt)) {
db_column_txid(stmt, 0, &outpoint.txid);
outpoint.n = db_column_int(stmt, 1);
outpointfilter_add(w->utxoset_outpoints, &outpoint);
}
tal_free(stmt);
}
struct wallet *wallet_new(struct lightningd *ld, struct timers *timers,
struct ext_key *bip32_base STEALS)
{
struct wallet *wallet = tal(ld, struct wallet);
wallet->ld = ld;
wallet->log = new_log(wallet, ld->log_book, NULL, "wallet");
wallet->bip32_base = tal_steal(wallet, bip32_base);
wallet->keyscan_gap = 50;
list_head_init(&wallet->unstored_payments);
wallet->db = db_setup(wallet, ld, wallet->bip32_base);
db_begin_transaction(wallet->db);
wallet->invoices = invoices_new(wallet, wallet->db, timers);
outpointfilters_init(wallet);
db_commit_transaction(wallet->db);
return wallet;
}
/**
* wallet_add_utxo - Register an UTXO which we (partially) own
*
* Add an UTXO to the set of outputs we care about.
*
* This can fail if we've already seen UTXO.
*/
static bool wallet_add_utxo(struct wallet *w, struct utxo *utxo,
enum wallet_output_type type)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT * from outputs WHERE "
"prev_out_tx=? AND prev_out_index=?"));
db_bind_txid(stmt, 0, &utxo->outpoint.txid);
db_bind_int(stmt, 1, utxo->outpoint.n);
db_query_prepared(stmt);
/* If we get a result, that means a clash. */
if (db_step(stmt)) {
tal_free(stmt);
return false;
}
tal_free(stmt);
stmt = db_prepare_v2(
w->db, SQL("INSERT INTO outputs ("
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey"
") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_txid(stmt, 0, &utxo->outpoint.txid);
db_bind_int(stmt, 1, utxo->outpoint.n);
db_bind_amount_sat(stmt, 2, &utxo->amount);
db_bind_int(stmt, 3, wallet_output_type_in_db(type));
db_bind_int(stmt, 4, OUTPUT_STATE_AVAILABLE);
db_bind_int(stmt, 5, utxo->keyindex);
if (utxo->close_info) {
db_bind_u64(stmt, 6, utxo->close_info->channel_id);
db_bind_node_id(stmt, 7, &utxo->close_info->peer_id);
if (utxo->close_info->commitment_point)
db_bind_pubkey(stmt, 8, utxo->close_info->commitment_point);
else
db_bind_null(stmt, 8);
db_bind_int(stmt, 9, utxo->close_info->option_anchor_outputs);
} else {
db_bind_null(stmt, 6);
db_bind_null(stmt, 7);
db_bind_null(stmt, 8);
db_bind_null(stmt, 9);
}
if (utxo->blockheight) {
db_bind_int(stmt, 10, *utxo->blockheight);
} else
db_bind_null(stmt, 10);
if (utxo->spendheight)
db_bind_int(stmt, 11, *utxo->spendheight);
else
db_bind_null(stmt, 11);
db_bind_blob(stmt, 12, utxo->scriptPubkey,
tal_bytelen(utxo->scriptPubkey));
db_exec_prepared_v2(take(stmt));
return true;
}
/**
* wallet_stmt2output - Extract data from stmt and fill an UTXO
*/
static struct utxo *wallet_stmt2output(const tal_t *ctx, struct db_stmt *stmt)
{
struct utxo *utxo = tal(ctx, struct utxo);
u32 *blockheight, *spendheight;
db_column_txid(stmt, 0, &utxo->outpoint.txid);
utxo->outpoint.n = db_column_int(stmt, 1);
db_column_amount_sat(stmt, 2, &utxo->amount);
utxo->is_p2sh = db_column_int(stmt, 3) == p2sh_wpkh;
utxo->status = db_column_int(stmt, 4);
utxo->keyindex = db_column_int(stmt, 5);
if (!db_column_is_null(stmt, 6)) {
utxo->close_info = tal(utxo, struct unilateral_close_info);
utxo->close_info->channel_id = db_column_u64(stmt, 6);
db_column_node_id(stmt, 7, &utxo->close_info->peer_id);
if (!db_column_is_null(stmt, 8)) {
utxo->close_info->commitment_point
= tal(utxo->close_info, struct pubkey);
db_column_pubkey(stmt, 8,
utxo->close_info->commitment_point);
} else
utxo->close_info->commitment_point = NULL;
utxo->close_info->option_anchor_outputs
= db_column_int(stmt, 9);
utxo->close_info->csv = db_column_int(stmt, 14);
} else {
utxo->close_info = NULL;
}
utxo->scriptPubkey =
tal_dup_arr(utxo, u8, db_column_blob(stmt, 12),
db_column_bytes(stmt, 12), 0);
utxo->blockheight = NULL;
utxo->spendheight = NULL;
if (!db_column_is_null(stmt, 10)) {
blockheight = tal(utxo, u32);
*blockheight = db_column_int(stmt, 10);
utxo->blockheight = blockheight;
}
if (!db_column_is_null(stmt, 11)) {
spendheight = tal(utxo, u32);
*spendheight = db_column_int(stmt, 11);
utxo->spendheight = spendheight;
}
/* This column can be null if 0.9.1 db or below. */
utxo->reserved_til = db_column_int_or_default(stmt, 13, 0);
return utxo;
}
bool wallet_update_output_status(struct wallet *w,
const struct bitcoin_outpoint *outpoint,
enum output_status oldstatus,
enum output_status newstatus)
{
struct db_stmt *stmt;
size_t changes;
if (oldstatus != OUTPUT_STATE_ANY) {
stmt = db_prepare_v2(
w->db, SQL("UPDATE outputs SET status=? WHERE status=? AND "
"prev_out_tx=? AND prev_out_index=?"));
db_bind_int(stmt, 0, output_status_in_db(newstatus));
db_bind_int(stmt, 1, output_status_in_db(oldstatus));
db_bind_txid(stmt, 2, &outpoint->txid);
db_bind_int(stmt, 3, outpoint->n);
} else {
stmt = db_prepare_v2(w->db,
SQL("UPDATE outputs SET status=? WHERE "
"prev_out_tx=? AND prev_out_index=?"));
db_bind_int(stmt, 0, output_status_in_db(newstatus));
db_bind_txid(stmt, 1, &outpoint->txid);
db_bind_int(stmt, 2, outpoint->n);
}
db_exec_prepared_v2(stmt);
changes = db_count_changes(stmt);
tal_free(stmt);
return changes > 0;
}
struct utxo **wallet_get_utxos(const tal_t *ctx, struct wallet *w, const enum output_status state)
{
struct utxo **results;
int i;
struct db_stmt *stmt;
if (state == OUTPUT_STATE_ANY) {
stmt = db_prepare_v2(w->db, SQL("SELECT"
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey "
", reserved_til "
", csv_lock "
"FROM outputs"));
} else {
stmt = db_prepare_v2(w->db, SQL("SELECT"
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey "
", reserved_til "
", csv_lock "
"FROM outputs "
"WHERE status= ? "));
db_bind_int(stmt, 0, output_status_in_db(state));
}
db_query_prepared(stmt);
results = tal_arr(ctx, struct utxo*, 0);
for (i=0; db_step(stmt); i++) {
struct utxo *u = wallet_stmt2output(results, stmt);
tal_arr_expand(&results, u);
}
tal_free(stmt);
return results;
}
struct utxo **wallet_get_unconfirmed_closeinfo_utxos(const tal_t *ctx,
struct wallet *w)
{
struct db_stmt *stmt;
struct utxo **results;
int i;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey"
", reserved_til"
", csv_lock"
" FROM outputs"
" WHERE channel_id IS NOT NULL AND "
"confirmation_height IS NULL"));
db_query_prepared(stmt);
results = tal_arr(ctx, struct utxo *, 0);
for (i = 0; db_step(stmt); i++) {
struct utxo *u = wallet_stmt2output(results, stmt);
tal_arr_expand(&results, u);
}
tal_free(stmt);
return results;
}
struct utxo *wallet_utxo_get(const tal_t *ctx, struct wallet *w,
const struct bitcoin_outpoint *outpoint)
{
struct db_stmt *stmt;
struct utxo *utxo;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey"
", reserved_til"
", csv_lock"
" FROM outputs"
" WHERE prev_out_tx = ?"
" AND prev_out_index = ?"));
db_bind_txid(stmt, 0, &outpoint->txid);
db_bind_int(stmt, 1, outpoint->n);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return NULL;
}
utxo = wallet_stmt2output(ctx, stmt);
tal_free(stmt);
return utxo;
}
bool wallet_unreserve_output(struct wallet *w,
const struct bitcoin_outpoint *outpoint)
{
return wallet_update_output_status(w, outpoint,
OUTPUT_STATE_RESERVED,
OUTPUT_STATE_AVAILABLE);
}
/**
* unreserve_utxo - Mark a reserved UTXO as available again
*/
static void unreserve_utxo(struct wallet *w, const struct utxo *unres)
{
if (!wallet_update_output_status(w, &unres->outpoint,
OUTPUT_STATE_RESERVED,
OUTPUT_STATE_AVAILABLE)) {
fatal("Unable to unreserve output");
}
}
/**
* destroy_utxos - Destructor for an array of pointers to utxo
*/
static void destroy_utxos(const struct utxo **utxos, struct wallet *w)
{
for (size_t i = 0; i < tal_count(utxos); i++)
unreserve_utxo(w, utxos[i]);
}
void wallet_persist_utxo_reservation(struct wallet *w, const struct utxo **utxos)
{
tal_del_destructor2(utxos, destroy_utxos, w);
}
void wallet_confirm_utxos(struct wallet *w, const struct utxo **utxos)
{
tal_del_destructor2(utxos, destroy_utxos, w);
for (size_t i = 0; i < tal_count(utxos); i++) {
if (!wallet_update_output_status(
w, &utxos[i]->outpoint,
OUTPUT_STATE_RESERVED, OUTPUT_STATE_SPENT)) {
fatal("Unable to mark output as spent");
}
}
}
static void db_set_utxo(struct db *db, const struct utxo *utxo)
{
struct db_stmt *stmt;
if (utxo->status == OUTPUT_STATE_RESERVED)
assert(utxo->reserved_til);
else
assert(!utxo->reserved_til);
stmt = db_prepare_v2(
db, SQL("UPDATE outputs SET status=?, reserved_til=? "
"WHERE prev_out_tx=? AND prev_out_index=?"));
db_bind_int(stmt, 0, output_status_in_db(utxo->status));
db_bind_int(stmt, 1, utxo->reserved_til);
db_bind_txid(stmt, 2, &utxo->outpoint.txid);
db_bind_int(stmt, 3, utxo->outpoint.n);
db_exec_prepared_v2(take(stmt));
}
bool wallet_reserve_utxo(struct wallet *w, struct utxo *utxo,
u32 current_height,
u32 reserve)
{
switch (utxo->status) {
case OUTPUT_STATE_SPENT:
return false;
case OUTPUT_STATE_AVAILABLE:
case OUTPUT_STATE_RESERVED:
break;
case OUTPUT_STATE_ANY:
abort();
}
/* We simple increase existing reservations, which DTRT if we unreserve */
if (utxo->reserved_til >= current_height)
utxo->reserved_til += reserve;
else
utxo->reserved_til = current_height + reserve;
utxo->status = OUTPUT_STATE_RESERVED;
db_set_utxo(w->db, utxo);
return true;
}
void wallet_unreserve_utxo(struct wallet *w, struct utxo *utxo,
u32 current_height,
u32 unreserve)
{
if (utxo->status != OUTPUT_STATE_RESERVED)
fatal("UTXO %s is not reserved",
type_to_string(tmpctx, struct bitcoin_outpoint,
&utxo->outpoint));
if (utxo->reserved_til <= current_height + unreserve) {
utxo->status = OUTPUT_STATE_AVAILABLE;
utxo->reserved_til = 0;
} else
utxo->reserved_til -= unreserve;
db_set_utxo(w->db, utxo);
}
static bool excluded(const struct utxo **excludes,
const struct utxo *utxo)
{
for (size_t i = 0; i < tal_count(excludes); i++) {
if (bitcoin_outpoint_eq(&excludes[i]->outpoint, &utxo->outpoint))
return true;
}
return false;
}
static bool deep_enough(u32 maxheight, const struct utxo *utxo,
u32 current_blockheight)
{
if (utxo->close_info
&& utxo->close_info->option_anchor_outputs) {
/* All option_anchor_output close_infos
* have a csv of at least 1 */
if (!utxo->blockheight)
return false;
u32 csv_free = *utxo->blockheight + utxo->close_info->csv - 1;
assert(csv_free >= *utxo->blockheight);
if (csv_free > current_blockheight)
return false;
}
/* If we require confirmations check that we have a
* confirmation height and that it is below the required
* maxheight (current_height - minconf) */
if (maxheight == 0)
return true;
if (!utxo->blockheight)
return false;
return *utxo->blockheight <= maxheight;
}
/* FIXME: Make this wallet_find_utxos, and branch and bound and I've
* left that to @niftynei to do, who actually read the paper! */
struct utxo *wallet_find_utxo(const tal_t *ctx, struct wallet *w,
unsigned current_blockheight,
struct amount_sat *amount_hint,
unsigned feerate_per_kw,
u32 maxheight,
const struct utxo **excludes)
{
struct db_stmt *stmt;
struct utxo *utxo;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey "
", reserved_til"
", csv_lock"
" FROM outputs"
" WHERE status = ?"
" OR (status = ? AND reserved_til <= ?)"
"ORDER BY RANDOM();"));
db_bind_int(stmt, 0, output_status_in_db(OUTPUT_STATE_AVAILABLE));
db_bind_int(stmt, 1, output_status_in_db(OUTPUT_STATE_RESERVED));
db_bind_u64(stmt, 2, current_blockheight);
/* FIXME: Use feerate + estimate of input cost to establish
* range for amount_hint */
db_query_prepared(stmt);
utxo = NULL;
while (!utxo && db_step(stmt)) {
utxo = wallet_stmt2output(ctx, stmt);
if (excluded(excludes, utxo)
|| !deep_enough(maxheight, utxo, current_blockheight))
utxo = tal_free(utxo);
}
tal_free(stmt);
return utxo;
}
bool wallet_add_onchaind_utxo(struct wallet *w,
const struct bitcoin_outpoint *outpoint,
const u8 *scriptpubkey,
u32 blockheight,
struct amount_sat amount,
const struct channel *channel,
/* NULL if option_static_remotekey */
const struct pubkey *commitment_point,
u32 csv_lock)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT * from outputs WHERE "
"prev_out_tx=? AND prev_out_index=?"));
db_bind_txid(stmt, 0, &outpoint->txid);
db_bind_int(stmt, 1, outpoint->n);
db_query_prepared(stmt);
/* If we get a result, that means a clash. */
if (db_step(stmt)) {
tal_free(stmt);
return false;
}
tal_free(stmt);
stmt = db_prepare_v2(
w->db, SQL("INSERT INTO outputs ("
" prev_out_tx"
", prev_out_index"
", value"
", type"
", status"
", keyindex"
", channel_id"
", peer_id"
", commitment_point"
", option_anchor_outputs"
", confirmation_height"
", spend_height"
", scriptpubkey"
", csv_lock"
") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_txid(stmt, 0, &outpoint->txid);
db_bind_int(stmt, 1, outpoint->n);
db_bind_amount_sat(stmt, 2, &amount);
db_bind_int(stmt, 3, wallet_output_type_in_db(p2wpkh));
db_bind_int(stmt, 4, OUTPUT_STATE_AVAILABLE);
db_bind_int(stmt, 5, 0);
db_bind_u64(stmt, 6, channel->dbid);
db_bind_node_id(stmt, 7, &channel->peer->id);
if (commitment_point)
db_bind_pubkey(stmt, 8, commitment_point);
else
db_bind_null(stmt, 8);
db_bind_int(stmt, 9, channel_has(channel, OPT_ANCHOR_OUTPUTS));
db_bind_int(stmt, 10, blockheight);
/* spendheight */
db_bind_null(stmt, 11);
db_bind_blob(stmt, 12, scriptpubkey, tal_bytelen(scriptpubkey));
db_bind_int(stmt, 13, csv_lock);
db_exec_prepared_v2(take(stmt));
return true;
}
bool wallet_can_spend(struct wallet *w, const u8 *script,
u32 *index, bool *output_is_p2sh)
{
struct ext_key ext;
u64 bip32_max_index = db_get_intvar(w->db, "bip32_max_index", 0);
u32 i;
/* If not one of these, can't be for us. */
if (is_p2sh(script, NULL))
*output_is_p2sh = true;
else if (is_p2wpkh(script, NULL))
*output_is_p2sh = false;
else
return false;
for (i = 0; i <= bip32_max_index + w->keyscan_gap; i++) {
u8 *s;
if (bip32_key_from_parent(w->bip32_base, i,
BIP32_FLAG_KEY_PUBLIC, &ext)
!= WALLY_OK) {
abort();
}
s = scriptpubkey_p2wpkh_derkey(w, ext.pub_key);
if (*output_is_p2sh) {
u8 *p2sh = scriptpubkey_p2sh(w, s);
tal_free(s);
s = p2sh;
}
if (scripteq(s, script)) {
/* If we found a used key in the keyscan_gap we should
* remember that. */
if (i > bip32_max_index)
db_set_intvar(w->db, "bip32_max_index", i);
tal_free(s);
*index = i;
return true;
}
tal_free(s);
}
return false;
}
s64 wallet_get_newindex(struct lightningd *ld)
{
u64 newidx = db_get_intvar(ld->wallet->db, "bip32_max_index", 0) + 1;
if (newidx == BIP32_INITIAL_HARDENED_CHILD)
return -1;
db_set_intvar(ld->wallet->db, "bip32_max_index", newidx);
return newidx;
}
static void wallet_shachain_init(struct wallet *wallet,
struct wallet_shachain *chain)
{
struct db_stmt *stmt;
assert(chain->id == 0);
/* Create shachain */
shachain_init(&chain->chain);
stmt = db_prepare_v2(
wallet->db,
SQL("INSERT INTO shachains (min_index, num_valid) VALUES (?, 0);"));
db_bind_u64(stmt, 0, chain->chain.min_index);
db_exec_prepared_v2(stmt);
chain->id = db_last_insert_id_v2(stmt);
tal_free(stmt);
}
/* TODO(cdecker) Stolen from shachain, move to some appropriate location */
static unsigned int count_trailing_zeroes(uint64_t index)
{
#if HAVE_BUILTIN_CTZLL
return index ? (unsigned int)__builtin_ctzll(index) : SHACHAIN_BITS;
#else
unsigned int i;
for (i = 0; i < SHACHAIN_BITS; i++) {
if (index & (1ULL << i))
break;
}
return i;
#endif
}
bool wallet_shachain_add_hash(struct wallet *wallet,
struct wallet_shachain *chain,
uint64_t index,
const struct secret *hash)
{
struct db_stmt *stmt;
u32 pos = count_trailing_zeroes(index);
struct sha256 s;
bool updated;
BUILD_ASSERT(sizeof(s) == sizeof(*hash));
memcpy(&s, hash, sizeof(s));
assert(index < SQLITE_MAX_UINT);
if (!shachain_add_hash(&chain->chain, index, &s)) {
return false;
}
stmt = db_prepare_v2(
wallet->db,
SQL("UPDATE shachains SET num_valid=?, min_index=? WHERE id=?"));
db_bind_int(stmt, 0, chain->chain.num_valid);
db_bind_u64(stmt, 1, index);
db_bind_u64(stmt, 2, chain->id);
db_exec_prepared_v2(take(stmt));
stmt = db_prepare_v2(wallet->db,
SQL("UPDATE shachain_known SET idx=?, hash=? "
"WHERE shachain_id=? AND pos=?"));
db_bind_u64(stmt, 0, index);
db_bind_secret(stmt, 1, hash);
db_bind_u64(stmt, 2, chain->id);
db_bind_int(stmt, 3, pos);
db_exec_prepared_v2(stmt);
updated = db_count_changes(stmt) == 1;
tal_free(stmt);
if (!updated) {
stmt = db_prepare_v2(
wallet->db, SQL("INSERT INTO shachain_known (shachain_id, "
"pos, idx, hash) VALUES (?, ?, ?, ?);"));
db_bind_u64(stmt, 0, chain->id);
db_bind_int(stmt, 1, pos);
db_bind_u64(stmt, 2, index);
db_bind_secret(stmt, 3, hash);
db_exec_prepared_v2(take(stmt));
}
return true;
}
bool wallet_shachain_load(struct wallet *wallet, u64 id,
struct wallet_shachain *chain)
{
struct db_stmt *stmt;
chain->id = id;
shachain_init(&chain->chain);
/* Load shachain metadata */
stmt = db_prepare_v2(
wallet->db,
SQL("SELECT min_index, num_valid FROM shachains WHERE id=?"));
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return false;
}
chain->chain.min_index = db_column_u64(stmt, 0);
chain->chain.num_valid = db_column_u64(stmt, 1);
tal_free(stmt);
/* Load shachain known entries */
stmt = db_prepare_v2(wallet->db,
SQL("SELECT idx, hash, pos FROM shachain_known "
"WHERE shachain_id=?"));
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
while (db_step(stmt)) {
int pos = db_column_int(stmt, 2);
chain->chain.known[pos].index = db_column_u64(stmt, 0);
db_column_sha256(stmt, 1, &chain->chain.known[pos].hash);
}
tal_free(stmt);
return true;
}
static struct peer *wallet_peer_load(struct wallet *w, const u64 dbid)
{
const unsigned char *addrstr;
struct peer *peer = NULL;
struct node_id id;
struct wireaddr_internal addr;
struct db_stmt *stmt;
stmt = db_prepare_v2(
w->db, SQL("SELECT id, node_id, address FROM peers WHERE id=?;"));
db_bind_u64(stmt, 0, dbid);
db_query_prepared(stmt);
if (!db_step(stmt))
goto done;
if (db_column_is_null(stmt, 1))
goto done;
db_column_node_id(stmt, 1, &id);
addrstr = db_column_text(stmt, 2);
if (!parse_wireaddr_internal((const char*)addrstr, &addr, DEFAULT_PORT,
false, false, true, true, NULL))
goto done;
/* FIXME: save incoming in db! */
peer = new_peer(w->ld, db_column_u64(stmt, 0), &id, &addr, false);
done:
tal_free(stmt);
return peer;
}
static struct bitcoin_signature *
wallet_htlc_sigs_load(const tal_t *ctx, struct wallet *w, u64 channelid,
bool option_anchor_outputs)
{
struct db_stmt *stmt;
struct bitcoin_signature *htlc_sigs = tal_arr(ctx, struct bitcoin_signature, 0);
stmt = db_prepare_v2(
w->db, SQL("SELECT signature FROM htlc_sigs WHERE channelid = ?"));
db_bind_u64(stmt, 0, channelid);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct bitcoin_signature sig;
db_column_signature(stmt, 0, &sig.s);
/* BOLT #3:
* ## HTLC-Timeout and HTLC-Success Transactions
*...
* * if `option_anchors` applies to this commitment
* transaction, `SIGHASH_SINGLE|SIGHASH_ANYONECANPAY` is
* used.
*/
if (option_anchor_outputs)
sig.sighash_type = SIGHASH_SINGLE|SIGHASH_ANYONECANPAY;
else
sig.sighash_type = SIGHASH_ALL;
tal_arr_expand(&htlc_sigs, sig);
}
tal_free(stmt);
log_debug(w->log, "Loaded %zu HTLC signatures from DB",
tal_count(htlc_sigs));
return htlc_sigs;
}
bool wallet_remote_ann_sigs_load(const tal_t *ctx, struct wallet *w, u64 id,
secp256k1_ecdsa_signature **remote_ann_node_sig,
secp256k1_ecdsa_signature **remote_ann_bitcoin_sig)
{
struct db_stmt *stmt;
bool res;
stmt = db_prepare_v2(
w->db, SQL("SELECT remote_ann_node_sig, remote_ann_bitcoin_sig"
" FROM channels WHERE id = ?"));
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
res = db_step(stmt);
/* This must succeed, since we know the channel exists */
assert(res);
/* if only one sig exists, forget the sig and hope peer send new ones*/
if (db_column_is_null(stmt, 0) || db_column_is_null(stmt, 1)) {
*remote_ann_node_sig = *remote_ann_bitcoin_sig = NULL;
tal_free(stmt);
return true;
}
/* the case left over is both sigs exist */
*remote_ann_node_sig = tal(ctx, secp256k1_ecdsa_signature);
*remote_ann_bitcoin_sig = tal(ctx, secp256k1_ecdsa_signature);
if (!db_column_signature(stmt, 0, *remote_ann_node_sig))
goto fail;
if (!db_column_signature(stmt, 1, *remote_ann_bitcoin_sig))
goto fail;
tal_free(stmt);
return true;
fail:
*remote_ann_node_sig = tal_free(*remote_ann_node_sig);
*remote_ann_bitcoin_sig = tal_free(*remote_ann_bitcoin_sig);
tal_free(stmt);
return false;
}
static struct fee_states *wallet_channel_fee_states_load(struct wallet *w,
const u64 id,
enum side opener)
{
struct fee_states *fee_states;
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT hstate, feerate_per_kw FROM channel_feerates WHERE channel_id = ?"));
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
/* Start with blank slate. */
fee_states = new_fee_states(w, opener, NULL);
while (db_step(stmt)) {
enum htlc_state hstate = htlc_state_in_db(db_column_int(stmt, 0));
u32 feerate = db_column_int(stmt, 1);
if (fee_states->feerate[hstate] != NULL) {
log_broken(w->log,
"duplicate channel_feerates for %s id %"PRIu64,
htlc_state_name(hstate), id);
fee_states = tal_free(fee_states);
break;
}
fee_states->feerate[hstate] = tal_dup(fee_states, u32, &feerate);
}
tal_free(stmt);
if (fee_states && !fee_states_valid(fee_states, opener)) {
log_broken(w->log,
"invalid channel_feerates for id %"PRIu64, id);
fee_states = tal_free(fee_states);
}
return fee_states;
}
static struct height_states *wallet_channel_height_states_load(struct wallet *w,
const u64 id,
enum side opener)
{
struct height_states *states;
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT hstate, blockheight FROM channel_blockheights WHERE channel_id = ?"));
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
/* Start with blank slate. */
states = new_height_states(w, opener, NULL);
while (db_step(stmt)) {
enum htlc_state hstate = htlc_state_in_db(db_column_int(stmt, 0));
u32 blockheight = db_column_int(stmt, 1);
if (states->height[hstate] != NULL) {
log_broken(w->log,
"duplicate channel_blockheights for %s id %"PRIu64,
htlc_state_name(hstate), id);
states = tal_free(states);
break;
}
states->height[hstate] = tal_dup(states, u32, &blockheight);
}
tal_free(stmt);
if (states && !height_states_valid(states, opener)) {
log_broken(w->log,
"invalid channel_blockheight for id %"PRIu64, id);
states = tal_free(states);
}
return states;
}
void wallet_inflight_add(struct wallet *w, struct channel_inflight *inflight)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO channel_funding_inflights ("
" channel_id" // 0
", funding_tx_id" // 1
", funding_tx_outnum" // 2
", funding_feerate" // 3
", funding_satoshi" // 4
", our_funding_satoshi" // 5
", funding_psbt" // 6
", last_tx" // 7
", last_sig" // 8
", lease_commit_sig" // 9
", lease_chan_max_msat" // 10
", lease_chan_max_ppt" // 11
", lease_expiry" // 12
", lease_blockheight_start" // 13
") VALUES ("
"?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_u64(stmt, 0, inflight->channel->dbid);
db_bind_txid(stmt, 1, &inflight->funding->outpoint.txid);
db_bind_int(stmt, 2, inflight->funding->outpoint.n);
db_bind_int(stmt, 3, inflight->funding->feerate);
db_bind_amount_sat(stmt, 4, &inflight->funding->total_funds);
db_bind_amount_sat(stmt, 5, &inflight->funding->our_funds);
db_bind_psbt(stmt, 6, inflight->funding_psbt);
db_bind_psbt(stmt, 7, inflight->last_tx->psbt);
db_bind_signature(stmt, 8, &inflight->last_sig.s);
if (inflight->lease_expiry != 0) {
db_bind_signature(stmt, 9, inflight->lease_commit_sig);
db_bind_int(stmt, 10, inflight->lease_chan_max_msat);
db_bind_int(stmt, 11, inflight->lease_chan_max_ppt);
db_bind_int(stmt, 12, inflight->lease_expiry);
db_bind_int(stmt, 13, inflight->lease_blockheight_start);
} else {
db_bind_null(stmt, 9);
db_bind_null(stmt, 10);
db_bind_null(stmt, 11);
db_bind_int(stmt, 12, 0);
db_bind_null(stmt, 13);
}
db_exec_prepared_v2(stmt);
assert(!stmt->error);
tal_free(stmt);
}
void wallet_inflight_save(struct wallet *w,
struct channel_inflight *inflight)
{
struct db_stmt *stmt;
/* The *only* thing you can update on an
* inflight is the funding PSBT (to add sigs)
* ((and maybe later the last_tx/last_sig if this is for
* a splice */
stmt = db_prepare_v2(w->db,
SQL("UPDATE channel_funding_inflights SET"
" funding_psbt=?" // 0
", funding_tx_remote_sigs_received=?" // 1
" WHERE"
" channel_id=?" // 2
" AND funding_tx_id=?" // 3
" AND funding_tx_outnum=?")); // 4
db_bind_psbt(stmt, 0, inflight->funding_psbt);
db_bind_int(stmt, 1, inflight->remote_tx_sigs);
db_bind_u64(stmt, 2, inflight->channel->dbid);
db_bind_txid(stmt, 3, &inflight->funding->outpoint.txid);
db_bind_int(stmt, 4, inflight->funding->outpoint.n);
db_exec_prepared_v2(take(stmt));
}
void wallet_channel_clear_inflights(struct wallet *w,
struct channel *chan)
{
struct db_stmt *stmt;
struct channel_inflight *inflight;
/* Remove all the inflights for the channel */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM channel_funding_inflights"
" WHERE channel_id = ?"));
db_bind_u64(stmt, 0, chan->dbid);
db_exec_prepared_v2(take(stmt));
/* Empty out the list too */
while ((inflight = list_tail(&chan->inflights,
struct channel_inflight, list)))
tal_free(inflight);
}
static struct channel_inflight *
wallet_stmt2inflight(struct wallet *w, struct db_stmt *stmt,
struct channel *chan)
{
struct amount_sat funding_sat, our_funding_sat;
struct bitcoin_outpoint funding;
struct bitcoin_signature last_sig;
struct channel_inflight *inflight;
secp256k1_ecdsa_signature *lease_commit_sig;
u32 lease_chan_max_msat, lease_blockheight_start;
u16 lease_chan_max_ppt;
db_column_txid(stmt, 0, &funding.txid);
funding.n = db_column_int(stmt, 1),
db_column_amount_sat(stmt, 3, &funding_sat);
db_column_amount_sat(stmt, 4, &our_funding_sat);
if (!db_column_signature(stmt, 7, &last_sig.s))
return NULL;
last_sig.sighash_type = SIGHASH_ALL;
if (!db_column_is_null(stmt, 10)) {
lease_commit_sig = tal(tmpctx, secp256k1_ecdsa_signature);
db_column_signature(stmt, 10, lease_commit_sig);
lease_chan_max_msat = db_column_int(stmt, 11);
lease_chan_max_ppt = db_column_int(stmt, 12);
lease_blockheight_start = db_column_int(stmt, 13);
} else {
lease_commit_sig = NULL;
lease_chan_max_msat = 0;
lease_chan_max_ppt = 0;
lease_blockheight_start = 0;
}
inflight = new_inflight(chan, &funding,
db_column_int(stmt, 2),
funding_sat,
our_funding_sat,
db_column_psbt(tmpctx, stmt, 5),
db_column_psbt_to_tx(tmpctx, stmt, 6),
last_sig,
db_column_int(stmt, 9),
lease_commit_sig,
lease_chan_max_msat,
lease_chan_max_ppt,
lease_blockheight_start);
/* Pull out the serialized tx-sigs-received-ness */
inflight->remote_tx_sigs = db_column_int(stmt, 8);
return inflight;
}
static bool wallet_channel_load_inflights(struct wallet *w,
struct channel *chan)
{
bool ok = true;
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" funding_tx_id" // 0
", funding_tx_outnum" // 1
", funding_feerate" // 2
", funding_satoshi" // 3
", our_funding_satoshi" // 4
", funding_psbt" // 5
", last_tx" // 6
", last_sig" // 7
", funding_tx_remote_sigs_received" //8
", lease_expiry" // 9
", lease_commit_sig" // 10
", lease_chan_max_msat" // 11
", lease_chan_max_ppt" // 12
", lease_blockheight_start" // 13
" FROM channel_funding_inflights"
" WHERE channel_id = ?" // ?0
" ORDER BY funding_feerate"));
db_bind_u64(stmt, 0, chan->dbid);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct channel_inflight *inflight;
inflight = wallet_stmt2inflight(w, stmt, chan);
if (!inflight) {
ok = false;
break;
}
}
tal_free(stmt);
return ok;
}
/**
* wallet_stmt2channel - Helper to populate a wallet_channel from a `db_stmt`
*/
static struct channel *wallet_stmt2channel(struct wallet *w, struct db_stmt *stmt)
{
bool ok = true;
struct channel_info channel_info;
struct fee_states *fee_states;
struct height_states *height_states;
struct short_channel_id *scid;
struct channel_id cid;
struct channel *chan;
u64 peer_dbid;
struct peer *peer;
struct wallet_shachain wshachain;
struct channel_config our_config;
struct bitcoin_outpoint funding;
struct bitcoin_outpoint *shutdown_wrong_funding;
struct bitcoin_signature last_sig;
u8 *remote_shutdown_scriptpubkey;
u8 *local_shutdown_scriptpubkey;
struct changed_htlc *last_sent_commit;
s64 final_key_idx, channel_config_id;
struct basepoints local_basepoints;
struct pubkey local_funding_pubkey;
struct pubkey *future_per_commitment_point;
struct amount_sat funding_sat, our_funding_sat;
struct amount_msat push_msat, our_msat, msat_to_us_min, msat_to_us_max;
struct channel_type *type;
secp256k1_ecdsa_signature *lease_commit_sig;
u32 lease_chan_max_msat;
u16 lease_chan_max_ppt;
peer_dbid = db_column_u64(stmt, 1);
peer = find_peer_by_dbid(w->ld, peer_dbid);
if (!peer) {
peer = wallet_peer_load(w, peer_dbid);
if (!peer) {
return NULL;
}
}
if (!db_column_is_null(stmt, 2)) {
scid = tal(tmpctx, struct short_channel_id);
if (!db_column_short_channel_id(stmt, 2, scid))
return NULL;
} else {
scid = NULL;
}
ok &= wallet_shachain_load(w, db_column_u64(stmt, 29), &wshachain);
remote_shutdown_scriptpubkey = db_column_arr(tmpctx, stmt, 30, u8);
local_shutdown_scriptpubkey = db_column_arr(tmpctx, stmt, 50, u8);
/* Do we have a last_sent_commit, if yes, populate */
if (!db_column_is_null(stmt, 43)) {
const u8 *cursor = db_column_blob(stmt, 43);
size_t len = db_column_bytes(stmt, 43);
size_t n = 0;
last_sent_commit = tal_arr(tmpctx, struct changed_htlc, n);
while (len) {
tal_resize(&last_sent_commit, n+1);
fromwire_changed_htlc(&cursor, &len,
&last_sent_commit[n++]);
}
} else
last_sent_commit = NULL;
#ifdef COMPAT_V060
if (!last_sent_commit && !db_column_is_null(stmt, 32)) {
last_sent_commit = tal(tmpctx, struct changed_htlc);
last_sent_commit->newstate = db_column_u64(stmt, 32);
last_sent_commit->id = db_column_u64(stmt, 33);
}
#endif
if (!db_column_is_null(stmt, 42)) {
future_per_commitment_point = tal(tmpctx, struct pubkey);
db_column_pubkey(stmt, 42, future_per_commitment_point);
} else
future_per_commitment_point = NULL;
db_column_channel_id(stmt, 3, &cid);
channel_config_id = db_column_u64(stmt, 4);
ok &= wallet_channel_config_load(w, channel_config_id, &our_config);
db_column_sha256d(stmt, 13, &funding.txid.shad);
funding.n = db_column_int(stmt, 14),
ok &= db_column_signature(stmt, 35, &last_sig.s);
last_sig.sighash_type = SIGHASH_ALL;
/* Populate channel_info */
db_column_pubkey(stmt, 20, &channel_info.remote_fundingkey);
db_column_pubkey(stmt, 21, &channel_info.theirbase.revocation);
db_column_pubkey(stmt, 22, &channel_info.theirbase.payment);
db_column_pubkey(stmt, 23, &channel_info.theirbase.htlc);
db_column_pubkey(stmt, 24, &channel_info.theirbase.delayed_payment);
db_column_pubkey(stmt, 25, &channel_info.remote_per_commit);
db_column_pubkey(stmt, 26, &channel_info.old_remote_per_commit);
wallet_channel_config_load(w, db_column_u64(stmt, 5),
&channel_info.their_config);
fee_states
= wallet_channel_fee_states_load(w,
db_column_u64(stmt, 0),
db_column_int(stmt, 7));
if (!fee_states)
ok = false;
if (!ok) {
tal_free(fee_states);
return NULL;
}
/* Blockheight states for the channel! */
height_states
= wallet_channel_height_states_load(w,
db_column_u64(stmt, 0),
db_column_int(stmt, 7));
if (!height_states)
ok = false;
if (!ok) {
tal_free(height_states);
return NULL;
}
final_key_idx = db_column_u64(stmt, 31);
if (final_key_idx < 0) {
tal_free(fee_states);
log_broken(w->log, "%s: Final key < 0", __func__);
return NULL;
}
db_column_pubkey(stmt, 53, &local_basepoints.revocation);
db_column_pubkey(stmt, 54, &local_basepoints.payment);
db_column_pubkey(stmt, 55, &local_basepoints.htlc);
db_column_pubkey(stmt, 56, &local_basepoints.delayed_payment);
db_column_pubkey(stmt, 57, &local_funding_pubkey);
if (db_column_is_null(stmt, 58))
shutdown_wrong_funding = NULL;
else {
shutdown_wrong_funding = tal(tmpctx, struct bitcoin_outpoint);
db_column_txid(stmt, 58, &shutdown_wrong_funding->txid);
shutdown_wrong_funding->n = db_column_int(stmt, 59);
}
db_column_amount_sat(stmt, 15, &funding_sat);
db_column_amount_sat(stmt, 16, &our_funding_sat);
db_column_amount_msat(stmt, 18, &push_msat);
db_column_amount_msat(stmt, 19, &our_msat);
db_column_amount_msat(stmt, 40, &msat_to_us_min);
db_column_amount_msat(stmt, 41, &msat_to_us_max);
if (!db_column_is_null(stmt, 61)) {
lease_commit_sig = tal(w, secp256k1_ecdsa_signature);
db_column_signature(stmt, 61, lease_commit_sig);
lease_chan_max_msat = db_column_int(stmt, 62);
lease_chan_max_ppt = db_column_int(stmt, 63);
} else {
lease_commit_sig = NULL;
lease_chan_max_msat = 0;
lease_chan_max_ppt = 0;
}
if (db_column_int(stmt, 49))
type = channel_type_anchor_outputs(NULL);
else if (db_column_u64(stmt, 47) != 0x7FFFFFFFFFFFFFFFULL)
type = channel_type_static_remotekey(NULL);
else
type = channel_type_none(NULL);
chan = new_channel(peer, db_column_u64(stmt, 0),
&wshachain,
db_column_int(stmt, 6),
db_column_int(stmt, 7),
NULL, /* Set up fresh log */
"Loaded from database",
db_column_int(stmt, 8),
&our_config,
db_column_int(stmt, 9),
db_column_u64(stmt, 10),
db_column_u64(stmt, 11),
db_column_u64(stmt, 12),
&funding,
funding_sat,
push_msat,
our_funding_sat,
db_column_int(stmt, 17) != 0,
scid,
&cid,
our_msat,
msat_to_us_min, /* msatoshi_to_us_min */
msat_to_us_max, /* msatoshi_to_us_max */
db_column_psbt_to_tx(tmpctx, stmt, 34),
&last_sig,
wallet_htlc_sigs_load(tmpctx, w,
db_column_u64(stmt, 0),
db_column_int(stmt, 49)),
&channel_info,
take(fee_states),
remote_shutdown_scriptpubkey,
local_shutdown_scriptpubkey,
final_key_idx,
db_column_int(stmt, 36) != 0,
last_sent_commit,
db_column_u64(stmt, 37),
db_column_int(stmt, 38),
db_column_int(stmt, 39),
/* Not connected */
false,
&local_basepoints, &local_funding_pubkey,
future_per_commitment_point,
db_column_int(stmt, 44),
db_column_int(stmt, 45),
db_column_arr(tmpctx, stmt, 46, u8),
db_column_u64(stmt, 47),
db_column_u64(stmt, 48),
type,
db_column_int(stmt, 51),
db_column_int(stmt, 52),
shutdown_wrong_funding,
take(height_states),
db_column_int(stmt, 60),
lease_commit_sig,
lease_chan_max_msat,
lease_chan_max_ppt);
if (!wallet_channel_load_inflights(w, chan)) {
tal_free(chan);
return NULL;
}
return chan;
}
static void set_max_channel_dbid(struct wallet *w)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT id FROM channels ORDER BY id DESC LIMIT 1;"));
db_query_prepared(stmt);
w->max_channel_dbid = 0;
if (db_step(stmt))
w->max_channel_dbid = db_column_u64(stmt, 0);
tal_free(stmt);
}
static bool wallet_channels_load_active(struct wallet *w)
{
bool ok = true;
struct db_stmt *stmt;
int count = 0;
/* We load all channels */
stmt = db_prepare_v2(w->db, SQL("SELECT"
" id" // 0
", peer_id" // 1
", short_channel_id" // 2
", full_channel_id" // 3
", channel_config_local" // 4
", channel_config_remote" // 5
", state" // 6
", funder" // 7
", channel_flags" // 8
", minimum_depth" // 9
", next_index_local" // 10
", next_index_remote" // 11
", next_htlc_id" // 12
", funding_tx_id" // 13
", funding_tx_outnum" // 14
", funding_satoshi" // 15
", our_funding_satoshi" // 16
", funding_locked_remote" // 17
", push_msatoshi" // 18
", msatoshi_local" // 19
", fundingkey_remote" // 20
", revocation_basepoint_remote" // 21
", payment_basepoint_remote" // 22
", htlc_basepoint_remote" // 23
", delayed_payment_basepoint_remote"
", per_commit_remote" // 25
", old_per_commit_remote" // 26
", local_feerate_per_kw" // 27
", remote_feerate_per_kw" // 28
", shachain_remote_id" // 29
", shutdown_scriptpubkey_remote" // 30
", shutdown_keyidx_local" // 31
", last_sent_commit_state" // 32
", last_sent_commit_id" // 33
", last_tx" // 34
", last_sig" // 35
", last_was_revoke" // 36
", first_blocknum" // 37
", min_possible_feerate" // 38
", max_possible_feerate" // 39
", msatoshi_to_us_min" // 40
", msatoshi_to_us_max" // 41
", future_per_commitment_point" // 42
", last_sent_commit" // 43
", feerate_base" // 44
", feerate_ppm" // 45
", remote_upfront_shutdown_script" // 46
", local_static_remotekey_start" // 47
", remote_static_remotekey_start" // 48
", option_anchor_outputs" // 49
", shutdown_scriptpubkey_local" // 50
", closer" // 51
", state_change_reason" // 52
", revocation_basepoint_local" // 53
", payment_basepoint_local" // 54
", htlc_basepoint_local" // 55
", delayed_payment_basepoint_local" // 56
", funding_pubkey_local" // 57
", shutdown_wrong_txid" // 58
", shutdown_wrong_outnum" // 59
", lease_expiry" // 60
", lease_commit_sig" // 61
", lease_chan_max_msat" // 62
", lease_chan_max_ppt" // 63
" FROM channels"
" WHERE state != ?;")); //? 0
db_bind_int(stmt, 0, CLOSED);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct channel *c = wallet_stmt2channel(w, stmt);
if (!c) {
ok = false;
break;
}
count++;
}
log_debug(w->log, "Loaded %d channels from DB", count);
tal_free(stmt);
return ok;
}
bool wallet_init_channels(struct wallet *w)
{
/* We set the max channel database id separately */
set_max_channel_dbid(w);
return wallet_channels_load_active(w);
}
static enum channel_state_bucket get_state_channel_db(const char *dir, const char *typ)
{
enum channel_state_bucket channel_state = IN_OFFERED;
if (streq(dir, "out"))
channel_state += 2;
if (streq(typ, "fulfilled"))
channel_state += 1;
return channel_state;
}
static
void wallet_channel_stats_incr_x(struct wallet *w,
char const *dir,
char const *typ,
u64 cdbid,
struct amount_msat msat)
{
struct db_stmt *stmt;
const char *query = NULL;
switch (get_state_channel_db(dir, typ)) {
case IN_OFFERED:
query = SQL("UPDATE channels"
" SET in_payments_offered = COALESCE(in_payments_offered, 0) + 1"
" , in_msatoshi_offered = COALESCE(in_msatoshi_offered, 0) + ?"
" WHERE id = ?;");
break;
case IN_FULLFILLED:
query = SQL("UPDATE channels"
" SET in_payments_fulfilled = COALESCE(in_payments_fulfilled, 0) + 1"
" , in_msatoshi_fulfilled = COALESCE(in_msatoshi_fulfilled, 0) + ?"
" WHERE id = ?;");
break;
case OUT_OFFERED:
query = SQL("UPDATE channels"
" SET out_payments_offered = COALESCE(out_payments_offered, 0) + 1"
" , out_msatoshi_offered = COALESCE(out_msatoshi_offered, 0) + ?"
" WHERE id = ?;");
break;
case OUT_FULLFILLED:
query = SQL("UPDATE channels"
" SET out_payments_fulfilled = COALESCE(out_payments_fulfilled, 0) + 1"
" , out_msatoshi_fulfilled = COALESCE(out_msatoshi_fulfilled, 0) + ?"
" WHERE id = ?;");
break;
}
// Sanity check!
if (!query)
fatal("Unknown channel state key (direction %s, type %s)", dir, typ);
stmt = db_prepare_v2(w->db, query);
db_bind_amount_msat(stmt, 0, &msat);
db_bind_u64(stmt, 1, cdbid);
db_exec_prepared_v2(take(stmt));
}
void wallet_channel_stats_incr_in_offered(struct wallet *w, u64 id,
struct amount_msat m)
{
wallet_channel_stats_incr_x(w, "in", "offered", id, m);
}
void wallet_channel_stats_incr_in_fulfilled(struct wallet *w, u64 id,
struct amount_msat m)
{
wallet_channel_stats_incr_x(w, "in", "fulfilled", id, m);
}
void wallet_channel_stats_incr_out_offered(struct wallet *w, u64 id,
struct amount_msat m)
{
wallet_channel_stats_incr_x(w, "out", "offered", id, m);
}
void wallet_channel_stats_incr_out_fulfilled(struct wallet *w, u64 id,
struct amount_msat m)
{
wallet_channel_stats_incr_x(w, "out", "fulfilled", id, m);
}
void wallet_channel_stats_load(struct wallet *w,
u64 id,
struct channel_stats *stats)
{
struct db_stmt *stmt;
int res;
stmt = db_prepare_v2(w->db, SQL(
"SELECT"
" in_payments_offered, in_payments_fulfilled"
", in_msatoshi_offered, in_msatoshi_fulfilled"
", out_payments_offered, out_payments_fulfilled"
", out_msatoshi_offered, out_msatoshi_fulfilled"
" FROM channels"
" WHERE id = ?"));
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
res = db_step(stmt);
/* This must succeed, since we know the channel exists */
assert(res);
stats->in_payments_offered = db_column_int_or_default(stmt, 0, 0);
stats->in_payments_fulfilled = db_column_int_or_default(stmt, 1, 0);
db_column_amount_msat_or_default(stmt, 2, &stats->in_msatoshi_offered, AMOUNT_MSAT(0));
db_column_amount_msat_or_default(stmt, 3, &stats->in_msatoshi_fulfilled, AMOUNT_MSAT(0));
stats->out_payments_offered = db_column_int_or_default(stmt, 4, 0);
stats->out_payments_fulfilled = db_column_int_or_default(stmt, 5, 0);
db_column_amount_msat_or_default(stmt, 6, &stats->out_msatoshi_offered, AMOUNT_MSAT(0));
db_column_amount_msat_or_default(stmt, 7, &stats->out_msatoshi_fulfilled, AMOUNT_MSAT(0));
tal_free(stmt);
}
void wallet_blocks_heights(struct wallet *w, u32 def, u32 *min, u32 *max)
{
assert(min != NULL && max != NULL);
struct db_stmt *stmt = db_prepare_v2(w->db, SQL("SELECT MIN(height), MAX(height) FROM blocks;"));
db_query_prepared(stmt);
*min = def;
*max = def;
/* If we ever processed a block we'll get the latest block in the chain */
if (db_step(stmt)) {
if (!db_column_is_null(stmt, 0)) {
*min = db_column_int(stmt, 0);
*max = db_column_int(stmt, 1);
}
}
tal_free(stmt);
}
static void wallet_channel_config_insert(struct wallet *w,
struct channel_config *cc)
{
struct db_stmt *stmt;
assert(cc->id == 0);
stmt = db_prepare_v2(w->db, SQL("INSERT INTO channel_configs DEFAULT VALUES;"));
db_exec_prepared_v2(stmt);
cc->id = db_last_insert_id_v2(stmt);
tal_free(stmt);
}
static void wallet_channel_config_save(struct wallet *w,
const struct channel_config *cc)
{
struct db_stmt *stmt;
assert(cc->id != 0);
stmt = db_prepare_v2(w->db, SQL("UPDATE channel_configs SET"
" dust_limit_satoshis=?,"
" max_htlc_value_in_flight_msat=?,"
" channel_reserve_satoshis=?,"
" htlc_minimum_msat=?,"
" to_self_delay=?,"
" max_accepted_htlcs=?,"
" max_dust_htlc_exposure_msat=?"
" WHERE id=?;"));
db_bind_amount_sat(stmt, 0, &cc->dust_limit);
db_bind_amount_msat(stmt, 1, &cc->max_htlc_value_in_flight);
db_bind_amount_sat(stmt, 2, &cc->channel_reserve);
db_bind_amount_msat(stmt, 3, &cc->htlc_minimum);
db_bind_int(stmt, 4, cc->to_self_delay);
db_bind_int(stmt, 5, cc->max_accepted_htlcs);
db_bind_amount_msat(stmt, 6, &cc->max_dust_htlc_exposure_msat);
db_bind_u64(stmt, 7, cc->id);
db_exec_prepared_v2(take(stmt));
}
bool wallet_channel_config_load(struct wallet *w, const u64 id,
struct channel_config *cc)
{
bool ok = true;
int col = 1;
const char *query = SQL(
"SELECT id, dust_limit_satoshis, max_htlc_value_in_flight_msat, "
"channel_reserve_satoshis, htlc_minimum_msat, to_self_delay, "
"max_accepted_htlcs, max_dust_htlc_exposure_msat"
" FROM channel_configs WHERE id= ? ;");
struct db_stmt *stmt = db_prepare_v2(w->db, query);
db_bind_u64(stmt, 0, id);
db_query_prepared(stmt);
if (!db_step(stmt))
return false;
cc->id = id;
db_column_amount_sat(stmt, col++, &cc->dust_limit);
db_column_amount_msat(stmt, col++, &cc->max_htlc_value_in_flight);
db_column_amount_sat(stmt, col++, &cc->channel_reserve);
db_column_amount_msat(stmt, col++, &cc->htlc_minimum);
cc->to_self_delay = db_column_int(stmt, col++);
cc->max_accepted_htlcs = db_column_int(stmt, col++);
db_column_amount_msat(stmt, col++, &cc->max_dust_htlc_exposure_msat);
assert(col == 8);
tal_free(stmt);
return ok;
}
u64 wallet_get_channel_dbid(struct wallet *wallet)
{
return ++wallet->max_channel_dbid;
}
/* When we receive the remote announcement message, we will also call this function */
void wallet_announcement_save(struct wallet *w, u64 id,
secp256k1_ecdsa_signature *remote_ann_node_sig,
secp256k1_ecdsa_signature *remote_ann_bitcoin_sig)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("UPDATE channels SET"
" remote_ann_node_sig=?,"
" remote_ann_bitcoin_sig=?"
" WHERE id=?"));
db_bind_signature(stmt, 0, remote_ann_node_sig);
db_bind_signature(stmt, 1, remote_ann_bitcoin_sig);
db_bind_u64(stmt, 2, id);
db_exec_prepared_v2(take(stmt));
}
void wallet_channel_save(struct wallet *w, struct channel *chan)
{
struct db_stmt *stmt;
u8 *last_sent_commit;
assert(chan->first_blocknum);
wallet_channel_config_save(w, &chan->our_config);
stmt = db_prepare_v2(w->db, SQL("UPDATE channels SET"
" shachain_remote_id=?," // 0
" short_channel_id=?," // 1
" full_channel_id=?," // 2
" state=?," // 3
" funder=?," // 4
" channel_flags=?," // 5
" minimum_depth=?," // 6
" next_index_local=?," // 7
" next_index_remote=?," // 8
" next_htlc_id=?," // 9
" funding_tx_id=?," // 10
" funding_tx_outnum=?," // 11
" funding_satoshi=?," // 12
" our_funding_satoshi=?," // 13
" funding_locked_remote=?," // 14
" push_msatoshi=?," // 15
" msatoshi_local=?," // 16
" shutdown_scriptpubkey_remote=?,"
" shutdown_keyidx_local=?," // 18
" channel_config_local=?," // 19
" last_tx=?, last_sig=?," // 20 + 21
" last_was_revoke=?," // 22
" min_possible_feerate=?," // 23
" max_possible_feerate=?," // 24
" msatoshi_to_us_min=?," // 25
" msatoshi_to_us_max=?," // 26
" feerate_base=?," // 27
" feerate_ppm=?," // 28
" remote_upfront_shutdown_script=?," // 29
" local_static_remotekey_start=?," // 30
" remote_static_remotekey_start=?," // 31
" option_anchor_outputs=?," // 32
" shutdown_scriptpubkey_local=?," // 33
" closer=?," // 34
" state_change_reason=?," // 35
" shutdown_wrong_txid=?," // 36
" shutdown_wrong_outnum=?," // 37
" lease_expiry=?," // 38
" lease_commit_sig=?," // 39
" lease_chan_max_msat=?," // 40
" lease_chan_max_ppt=?" // 41
" WHERE id=?")); // 42
db_bind_u64(stmt, 0, chan->their_shachain.id);
if (chan->scid)
db_bind_short_channel_id(stmt, 1, chan->scid);
else
db_bind_null(stmt, 1);
db_bind_channel_id(stmt, 2, &chan->cid);
db_bind_int(stmt, 3, chan->state);
db_bind_int(stmt, 4, chan->opener);
db_bind_int(stmt, 5, chan->channel_flags);
db_bind_int(stmt, 6, chan->minimum_depth);
db_bind_u64(stmt, 7, chan->next_index[LOCAL]);
db_bind_u64(stmt, 8, chan->next_index[REMOTE]);
db_bind_u64(stmt, 9, chan->next_htlc_id);
db_bind_sha256d(stmt, 10, &chan->funding.txid.shad);
db_bind_int(stmt, 11, chan->funding.n);
db_bind_amount_sat(stmt, 12, &chan->funding_sats);
db_bind_amount_sat(stmt, 13, &chan->our_funds);
db_bind_int(stmt, 14, chan->remote_funding_locked);
db_bind_amount_msat(stmt, 15, &chan->push);
db_bind_amount_msat(stmt, 16, &chan->our_msat);
db_bind_talarr(stmt, 17, chan->shutdown_scriptpubkey[REMOTE]);
db_bind_u64(stmt, 18, chan->final_key_idx);
db_bind_u64(stmt, 19, chan->our_config.id);
db_bind_psbt(stmt, 20, chan->last_tx->psbt);
db_bind_signature(stmt, 21, &chan->last_sig.s);
db_bind_int(stmt, 22, chan->last_was_revoke);
db_bind_int(stmt, 23, chan->min_possible_feerate);
db_bind_int(stmt, 24, chan->max_possible_feerate);
db_bind_amount_msat(stmt, 25, &chan->msat_to_us_min);
db_bind_amount_msat(stmt, 26, &chan->msat_to_us_max);
db_bind_int(stmt, 27, chan->feerate_base);
db_bind_int(stmt, 28, chan->feerate_ppm);
db_bind_talarr(stmt, 29, chan->remote_upfront_shutdown_script);
db_bind_u64(stmt, 30, chan->static_remotekey_start[LOCAL]);
db_bind_u64(stmt, 31, chan->static_remotekey_start[REMOTE]);
db_bind_int(stmt, 32, channel_has(chan, OPT_ANCHOR_OUTPUTS));
db_bind_talarr(stmt, 33, chan->shutdown_scriptpubkey[LOCAL]);
db_bind_int(stmt, 34, chan->closer);
db_bind_int(stmt, 35, chan->state_change_cause);
if (chan->shutdown_wrong_funding) {
db_bind_txid(stmt, 36, &chan->shutdown_wrong_funding->txid);
db_bind_int(stmt, 37, chan->shutdown_wrong_funding->n);
} else {
db_bind_null(stmt, 36);
db_bind_null(stmt, 37);
}
db_bind_int(stmt, 38, chan->lease_expiry);
if (chan->lease_commit_sig) {
db_bind_signature(stmt, 39, chan->lease_commit_sig);
db_bind_int(stmt, 40, chan->lease_chan_max_msat);
db_bind_int(stmt, 41, chan->lease_chan_max_ppt);
} else {
db_bind_null(stmt, 39);
db_bind_null(stmt, 40);
db_bind_null(stmt, 41);
}
db_bind_u64(stmt, 42, chan->dbid);
db_exec_prepared_v2(take(stmt));
wallet_channel_config_save(w, &chan->channel_info.their_config);
stmt = db_prepare_v2(w->db, SQL("UPDATE channels SET"
" fundingkey_remote=?,"
" revocation_basepoint_remote=?,"
" payment_basepoint_remote=?,"
" htlc_basepoint_remote=?,"
" delayed_payment_basepoint_remote=?,"
" per_commit_remote=?,"
" old_per_commit_remote=?,"
" channel_config_remote=?,"
" future_per_commitment_point=?"
" WHERE id=?"));
db_bind_pubkey(stmt, 0, &chan->channel_info.remote_fundingkey);
db_bind_pubkey(stmt, 1, &chan->channel_info.theirbase.revocation);
db_bind_pubkey(stmt, 2, &chan->channel_info.theirbase.payment);
db_bind_pubkey(stmt, 3, &chan->channel_info.theirbase.htlc);
db_bind_pubkey(stmt, 4, &chan->channel_info.theirbase.delayed_payment);
db_bind_pubkey(stmt, 5, &chan->channel_info.remote_per_commit);
db_bind_pubkey(stmt, 6, &chan->channel_info.old_remote_per_commit);
db_bind_u64(stmt, 7, chan->channel_info.their_config.id);
if (chan->future_per_commitment_point)
db_bind_pubkey(stmt, 8, chan->future_per_commitment_point);
else
db_bind_null(stmt, 8);
db_bind_u64(stmt, 9, chan->dbid);
db_exec_prepared_v2(take(stmt));
/* FIXME: Updates channel_feerates by discarding and rewriting. */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM channel_feerates "
"WHERE channel_id=?"));
db_bind_u64(stmt, 0, chan->dbid);
db_exec_prepared_v2(take(stmt));
for (enum htlc_state i = 0;
i < ARRAY_SIZE(chan->fee_states->feerate);
i++) {
if (!chan->fee_states->feerate[i])
continue;
stmt = db_prepare_v2(w->db, SQL("INSERT INTO channel_feerates "
" VALUES(?, ?, ?)"));
db_bind_u64(stmt, 0, chan->dbid);
db_bind_int(stmt, 1, htlc_state_in_db(i));
db_bind_int(stmt, 2, *chan->fee_states->feerate[i]);
db_exec_prepared_v2(take(stmt));
}
/* FIXME: Updates channel_blockheights by discarding and rewriting. */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM channel_blockheights "
"WHERE channel_id=?"));
db_bind_u64(stmt, 0, chan->dbid);
db_exec_prepared_v2(take(stmt));
for (enum htlc_state i = 0;
i < ARRAY_SIZE(chan->blockheight_states->height);
i++) {
if (!chan->blockheight_states->height[i])
continue;
stmt = db_prepare_v2(w->db, SQL("INSERT INTO channel_blockheights "
" VALUES(?, ?, ?)"));
db_bind_u64(stmt, 0, chan->dbid);
db_bind_int(stmt, 1, htlc_state_in_db(i));
db_bind_int(stmt, 2, *chan->blockheight_states->height[i]);
db_exec_prepared_v2(take(stmt));
}
/* If we have a last_sent_commit, store it */
last_sent_commit = tal_arr(tmpctx, u8, 0);
for (size_t i = 0; i < tal_count(chan->last_sent_commit); i++)
towire_changed_htlc(&last_sent_commit,
&chan->last_sent_commit[i]);
/* Make it null in db if it's empty */
if (tal_count(last_sent_commit) == 0)
last_sent_commit = tal_free(last_sent_commit);
stmt = db_prepare_v2(w->db, SQL("UPDATE channels SET"
" last_sent_commit=?"
" WHERE id=?"));
/* Update the inflights also */
struct channel_inflight *inflight;
list_for_each(&chan->inflights, inflight, list)
wallet_inflight_save(w, inflight);
db_bind_talarr(stmt, 0, last_sent_commit);
db_bind_u64(stmt, 1, chan->dbid);
db_exec_prepared_v2(take(stmt));
}
void wallet_state_change_add(struct wallet *w,
const u64 channel_id,
struct timeabs *timestamp,
enum channel_state old_state,
enum channel_state new_state,
enum state_change cause,
char *message)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO channel_state_changes ("
" channel_id"
", timestamp"
", old_state"
", new_state"
", cause"
", message"
") VALUES (?, ?, ?, ?, ?, ?);"));
db_bind_u64(stmt, 0, channel_id);
db_bind_timeabs(stmt, 1, *timestamp);
db_bind_int(stmt, 2, old_state);
db_bind_int(stmt, 3, new_state);
db_bind_int(stmt, 4, cause);
db_bind_text(stmt, 5, message);
db_exec_prepared_v2(take(stmt));
}
struct state_change_entry *wallet_state_change_get(struct wallet *w,
const tal_t *ctx,
u64 channel_id)
{
struct db_stmt *stmt;
struct state_change_entry tmp;
struct state_change_entry *res = tal_arr(ctx,
struct state_change_entry, 0);
stmt = db_prepare_v2(
w->db, SQL("SELECT"
" timestamp,"
" old_state,"
" new_state,"
" cause,"
" message "
"FROM channel_state_changes "
"WHERE channel_id = ? "
"ORDER BY timestamp ASC;"));
db_bind_int(stmt, 0, channel_id);
db_query_prepared(stmt);
while (db_step(stmt)) {
tmp.timestamp = db_column_timeabs(stmt, 0);
tmp.old_state = db_column_int(stmt, 1);
tmp.new_state = db_column_int(stmt, 2);
tmp.cause = db_column_int(stmt, 3);
tmp.message = tal_strdup(res, (const char *)db_column_text(stmt, 4));
tal_arr_expand(&res, tmp);
}
tal_free(stmt);
return res;
}
static void wallet_peer_save(struct wallet *w, struct peer *peer)
{
const char *addr =
type_to_string(tmpctx, struct wireaddr_internal, &peer->addr);
struct db_stmt *stmt =
db_prepare_v2(w->db, SQL("SELECT id FROM peers WHERE node_id = ?"));
db_bind_node_id(stmt, 0, &peer->id);
db_query_prepared(stmt);
if (db_step(stmt)) {
/* So we already knew this peer, just return its dbid */
peer->dbid = db_column_u64(stmt, 0);
tal_free(stmt);
/* Since we're at it update the wireaddr */
stmt = db_prepare_v2(
w->db, SQL("UPDATE peers SET address = ? WHERE id = ?"));
db_bind_text(stmt, 0, addr);
db_bind_u64(stmt, 1, peer->dbid);
db_exec_prepared_v2(take(stmt));
} else {
/* Unknown peer, create it from scratch */
tal_free(stmt);
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO peers (node_id, address) VALUES (?, ?);")
);
db_bind_node_id(stmt, 0, &peer->id);
db_bind_text(stmt, 1,addr);
db_exec_prepared_v2(stmt);
peer->dbid = db_last_insert_id_v2(take(stmt));
}
}
void wallet_channel_insert(struct wallet *w, struct channel *chan)
{
struct db_stmt *stmt;
assert(chan->dbid != 0);
assert(chan->unsaved_dbid == 0);
if (chan->peer->dbid == 0)
wallet_peer_save(w, chan->peer);
/* Insert a stub, that we update, unifies INSERT and UPDATE paths */
stmt = db_prepare_v2(
w->db, SQL("INSERT INTO channels ("
" peer_id"
", first_blocknum"
", id"
", revocation_basepoint_local"
", payment_basepoint_local"
", htlc_basepoint_local"
", delayed_payment_basepoint_local"
", funding_pubkey_local"
") VALUES (?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_u64(stmt, 0, chan->peer->dbid);
db_bind_int(stmt, 1, chan->first_blocknum);
db_bind_int(stmt, 2, chan->dbid);
db_bind_pubkey(stmt, 3, &chan->local_basepoints.revocation);
db_bind_pubkey(stmt, 4, &chan->local_basepoints.payment);
db_bind_pubkey(stmt, 5, &chan->local_basepoints.htlc);
db_bind_pubkey(stmt, 6, &chan->local_basepoints.delayed_payment);
db_bind_pubkey(stmt, 7, &chan->local_funding_pubkey);
db_exec_prepared_v2(take(stmt));
wallet_channel_config_insert(w, &chan->our_config);
wallet_channel_config_insert(w, &chan->channel_info.their_config);
wallet_shachain_init(w, &chan->their_shachain);
/* Now save path as normal */
wallet_channel_save(w, chan);
}
void wallet_channel_close(struct wallet *w, u64 wallet_id)
{
/* We keep a couple of dependent tables around as well, such as the
* channel_configs table, since that might help us debug some issues,
* and it is rather limited in size. Tables that can grow quite
* considerably and that are of limited use after channel closure will
* be pruned as well. */
struct db_stmt *stmt;
/* Delete entries from `channel_htlcs` */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM channel_htlcs "
"WHERE channel_id=?"));
db_bind_u64(stmt, 0, wallet_id);
db_exec_prepared_v2(take(stmt));
/* Delete entries from `htlc_sigs` */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM htlc_sigs "
"WHERE channelid=?"));
db_bind_u64(stmt, 0, wallet_id);
db_exec_prepared_v2(take(stmt));
/* Delete entries from `htlc_sigs` */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM channeltxs "
"WHERE channel_id=?"));
db_bind_u64(stmt, 0, wallet_id);
db_exec_prepared_v2(take(stmt));
/* Delete any entries from 'inflights' */
stmt = db_prepare_v2(w->db,
SQL("DELETE FROM channel_funding_inflights "
" WHERE channel_id=?"));
db_bind_u64(stmt, 0, wallet_id);
db_exec_prepared_v2(take(stmt));
/* Delete shachains */
stmt = db_prepare_v2(w->db, SQL("DELETE FROM shachains "
"WHERE id IN ("
" SELECT shachain_remote_id "
" FROM channels "
" WHERE channels.id=?"
")"));
db_bind_u64(stmt, 0, wallet_id);
db_exec_prepared_v2(take(stmt));
/* Set the channel to closed and disassociate with peer */
stmt = db_prepare_v2(w->db, SQL("UPDATE channels "
"SET state=?, peer_id=? "
"WHERE channels.id=?"));
db_bind_u64(stmt, 0, CLOSED);
db_bind_null(stmt, 1);
db_bind_u64(stmt, 2, wallet_id);
db_exec_prepared_v2(take(stmt));
}
void wallet_peer_delete(struct wallet *w, u64 peer_dbid)
{
struct db_stmt *stmt;
/* Must not have any channels still using this peer */
stmt = db_prepare_v2(w->db, SQL("SELECT * FROM channels WHERE peer_id = ?;"));
db_bind_u64(stmt, 0, peer_dbid);
db_query_prepared(stmt);
if (db_step(stmt))
fatal("We have channels using peer %"PRIu64, peer_dbid);
tal_free(stmt);
stmt = db_prepare_v2(w->db, SQL("DELETE FROM peers WHERE id=?"));
db_bind_u64(stmt, 0, peer_dbid);
db_exec_prepared_v2(take(stmt));
}
void wallet_confirm_tx(struct wallet *w,
const struct bitcoin_txid *txid,
const u32 confirmation_height)
{
struct db_stmt *stmt;
assert(confirmation_height > 0);
stmt = db_prepare_v2(w->db, SQL("UPDATE outputs "
"SET confirmation_height = ? "
"WHERE prev_out_tx = ?"));
db_bind_int(stmt, 0, confirmation_height);
db_bind_sha256d(stmt, 1, &txid->shad);
db_exec_prepared_v2(take(stmt));
}
int wallet_extract_owned_outputs(struct wallet *w, const struct wally_tx *wtx,
const u32 *blockheight,
struct amount_sat *total)
{
int num_utxos = 0;
*total = AMOUNT_SAT(0);
for (size_t output = 0; output < wtx->num_outputs; output++) {
struct utxo *utxo;
u32 index;
bool is_p2sh;
const u8 *script;
struct amount_asset asset =
wally_tx_output_get_amount(&wtx->outputs[output]);
struct chain_coin_mvt *mvt;
if (!amount_asset_is_main(&asset))
continue;
script = wally_tx_output_get_script(tmpctx,
&wtx->outputs[output]);
if (!script)
continue;
if (!wallet_can_spend(w, script, &index, &is_p2sh))
continue;
utxo = tal(w, struct utxo);
utxo->keyindex = index;
utxo->is_p2sh = is_p2sh;
utxo->amount = amount_asset_to_sat(&asset);
utxo->status = OUTPUT_STATE_AVAILABLE;
wally_txid(wtx, &utxo->outpoint.txid);
utxo->outpoint.n = output;
utxo->close_info = NULL;
utxo->blockheight = blockheight ? blockheight : NULL;
utxo->spendheight = NULL;
utxo->scriptPubkey = tal_dup_talarr(utxo, u8, script);
log_debug(w->log, "Owning output %zu %s (%s) txid %s%s",
output,
type_to_string(tmpctx, struct amount_sat,
&utxo->amount),
is_p2sh ? "P2SH" : "SEGWIT",
type_to_string(tmpctx, struct bitcoin_txid,
&utxo->outpoint.txid),
blockheight ? " CONFIRMED" : "");
/* We only record final ledger movements */
if (blockheight) {
mvt = new_coin_deposit_sat(utxo, "wallet",
&utxo->outpoint,
blockheight ? *blockheight : 0,
utxo->amount);
notify_chain_mvt(w->ld, mvt);
}
if (!wallet_add_utxo(w, utxo, is_p2sh ? p2sh_wpkh : our_change)) {
/* In case we already know the output, make
* sure we actually track its
* blockheight. This can happen when we grab
* the output from a transaction we created
* ourselves. */
if (blockheight)
wallet_confirm_tx(w, &utxo->outpoint.txid,
*blockheight);
tal_free(utxo);
continue;
}
/* This is an unconfirmed change output, we should track it */
if (!is_p2sh && !blockheight)
txfilter_add_scriptpubkey(w->ld->owned_txfilter, script);
outpointfilter_add(w->owned_outpoints, &utxo->outpoint);
if (!amount_sat_add(total, *total, utxo->amount))
fatal("Cannot add utxo output %zu/%zu %s + %s",
output, wtx->num_outputs,
type_to_string(tmpctx, struct amount_sat, total),
type_to_string(tmpctx, struct amount_sat,
&utxo->amount));
wallet_annotate_txout(w, &utxo->outpoint, TX_WALLET_DEPOSIT, 0);
tal_free(utxo);
num_utxos++;
}
return num_utxos;
}
void wallet_htlc_save_in(struct wallet *wallet,
const struct channel *chan, struct htlc_in *in)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(wallet->db,
SQL("INSERT INTO channel_htlcs ("
" channel_id,"
" channel_htlc_id, "
" direction,"
" msatoshi,"
" cltv_expiry,"
" payment_hash, "
" payment_key,"
" hstate,"
" shared_secret,"
" routing_onion,"
" received_time,"
" min_commit_num, "
" fail_immediate) VALUES "
"(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_u64(stmt, 0, chan->dbid);
db_bind_u64(stmt, 1, in->key.id);
db_bind_int(stmt, 2, DIRECTION_INCOMING);
db_bind_amount_msat(stmt, 3, &in->msat);
db_bind_int(stmt, 4, in->cltv_expiry);
db_bind_sha256(stmt, 5, &in->payment_hash);
if (in->preimage)
db_bind_preimage(stmt, 6, in->preimage);
else
db_bind_null(stmt, 6);
db_bind_int(stmt, 7, in->hstate);
if (!in->shared_secret)
db_bind_null(stmt, 8);
else
db_bind_secret(stmt, 8, in->shared_secret);
db_bind_blob(stmt, 9, in->onion_routing_packet,
sizeof(in->onion_routing_packet));
db_bind_timeabs(stmt, 10, in->received_time);
db_bind_u64(stmt, 11, min_unsigned(chan->next_index[LOCAL]-1,
chan->next_index[REMOTE]-1));
db_bind_int(stmt, 12, in->fail_immediate);
db_exec_prepared_v2(stmt);
in->dbid = db_last_insert_id_v2(take(stmt));
}
void wallet_htlc_save_out(struct wallet *wallet,
const struct channel *chan,
struct htlc_out *out)
{
struct db_stmt *stmt;
/* We absolutely need the incoming HTLC to be persisted before
* we can persist it's dependent */
assert(out->in == NULL || out->in->dbid != 0);
stmt = db_prepare_v2(
wallet->db,
SQL("INSERT INTO channel_htlcs ("
" channel_id,"
" channel_htlc_id,"
" direction,"
" origin_htlc,"
" msatoshi,"
" cltv_expiry,"
" payment_hash,"
" payment_key,"
" hstate,"
" routing_onion,"
" malformed_onion,"
" partid,"
" groupid,"
" min_commit_num"
") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 0, ?, ?, ?);"));
db_bind_u64(stmt, 0, chan->dbid);
db_bind_u64(stmt, 1, out->key.id);
db_bind_int(stmt, 2, DIRECTION_OUTGOING);
if (out->in)
db_bind_u64(stmt, 3, out->in->dbid);
else
db_bind_null(stmt, 3);
db_bind_amount_msat(stmt, 4, &out->msat);
db_bind_int(stmt, 5, out->cltv_expiry);
db_bind_sha256(stmt, 6, &out->payment_hash);
if (out->preimage)
db_bind_preimage(stmt, 7, out->preimage);
else
db_bind_null(stmt, 7);
db_bind_int(stmt, 8, out->hstate);
db_bind_blob(stmt, 9, out->onion_routing_packet,
sizeof(out->onion_routing_packet));
/* groupid and partid are only relevant when we are the origin */
if (!out->am_origin) {
db_bind_null(stmt, 10);
db_bind_null(stmt, 11);
} else {
db_bind_u64(stmt, 10, out->partid);
db_bind_u64(stmt, 11, out->groupid);
}
db_bind_u64(stmt, 12, min_u64(chan->next_index[LOCAL]-1,
chan->next_index[REMOTE]-1));
db_exec_prepared_v2(stmt);
out->dbid = db_last_insert_id_v2(stmt);
tal_free(stmt);
}
/* input htlcs use failcode & failonion & we_filled, output htlcs use failmsg & failonion */
void wallet_htlc_update(struct wallet *wallet, const u64 htlc_dbid,
const enum htlc_state new_state,
const struct preimage *payment_key,
u64 max_commit_num,
enum onion_wire badonion,
const struct onionreply *failonion,
const u8 *failmsg,
bool *we_filled)
{
struct db_stmt *stmt;
bool terminal = (new_state == RCVD_REMOVE_ACK_REVOCATION
|| new_state == SENT_REMOVE_ACK_REVOCATION);
/* We should only use this for badonion codes */
assert(!badonion || (badonion & BADONION));
/* The database ID must be set by a previous call to
* `wallet_htlc_save_*` */
assert(htlc_dbid);
stmt = db_prepare_v2(
wallet->db, SQL("UPDATE channel_htlcs SET hstate=?, payment_key=?, "
"malformed_onion=?, failuremsg=?, localfailmsg=?, "
"we_filled=?, max_commit_num=?"
" WHERE id=?"));
db_bind_int(stmt, 0, htlc_state_in_db(new_state));
db_bind_u64(stmt, 7, htlc_dbid);
if (payment_key)
db_bind_preimage(stmt, 1, payment_key);
else
db_bind_null(stmt, 1);
db_bind_int(stmt, 2, badonion);
if (failonion)
db_bind_onionreply(stmt, 3, failonion);
else
db_bind_null(stmt, 3);
db_bind_talarr(stmt, 4, failmsg);
if (we_filled)
db_bind_int(stmt, 5, *we_filled);
else
db_bind_null(stmt, 5);
/* Set max_commit_num iff we're in final state. */
if (terminal)
db_bind_u64(stmt, 6, max_commit_num);
else
db_bind_null(stmt, 6);
db_exec_prepared_v2(take(stmt));
if (terminal) {
/* If it's terminal, remove the data we needed for re-xmission. */
stmt = db_prepare_v2(
wallet->db,
SQL("UPDATE channel_htlcs SET payment_key=NULL, routing_onion=NULL, failuremsg=NULL, shared_secret=NULL, localfailmsg=NULL "
" WHERE id=?"));
db_bind_u64(stmt, 0, htlc_dbid);
db_exec_prepared_v2(take(stmt));
}
}
static bool wallet_stmt2htlc_in(struct channel *channel,
struct db_stmt *stmt, struct htlc_in *in)
{
bool ok = true;
in->dbid = db_column_u64(stmt, 0);
in->key.id = db_column_u64(stmt, 1);
in->key.channel = channel;
db_column_amount_msat(stmt, 2, &in->msat);
in->cltv_expiry = db_column_int(stmt, 3);
in->hstate = db_column_int(stmt, 4);
in->status = NULL;
/* FIXME: save blinding in db !*/
in->blinding = NULL;
db_column_sha256(stmt, 5, &in->payment_hash);
if (!db_column_is_null(stmt, 6)) {
in->preimage = tal(in, struct preimage);
db_column_preimage(stmt, 6, in->preimage);
} else {
in->preimage = NULL;
}
assert(db_column_bytes(stmt, 7) == sizeof(in->onion_routing_packet));
memcpy(&in->onion_routing_packet, db_column_blob(stmt, 7),
sizeof(in->onion_routing_packet));
if (db_column_is_null(stmt, 8))
in->failonion = NULL;
else
in->failonion = db_column_onionreply(in, stmt, 8);
in->badonion = db_column_int(stmt, 9);
if (db_column_is_null(stmt, 11)) {
in->shared_secret = NULL;
} else {
assert(db_column_bytes(stmt, 11) == sizeof(struct secret));
in->shared_secret = tal(in, struct secret);
memcpy(in->shared_secret, db_column_blob(stmt, 11),
sizeof(struct secret));
#ifdef COMPAT_V062
if (memeqzero(in->shared_secret, sizeof(*in->shared_secret)))
in->shared_secret = tal_free(in->shared_secret);
#endif
}
#ifdef COMPAT_V072
if (db_column_is_null(stmt, 12)) {
in->received_time.ts.tv_sec = 0;
in->received_time.ts.tv_nsec = 0;
} else
#endif /* COMPAT_V072 */
in->received_time = db_column_timeabs(stmt, 12);
#ifdef COMPAT_V080
/* This field is now reserved for badonion codes: the rest should
* use the failonion field. */
if (in->badonion && !(in->badonion & BADONION)) {
log_broken(channel->log,
"Replacing incoming HTLC %"PRIu64" error "
"%s with WIRE_TEMPORARY_NODE_FAILURE",
in->key.id, onion_wire_name(in->badonion));
in->badonion = 0;
in->failonion = create_onionreply(in,
in->shared_secret,
towire_temporary_node_failure(tmpctx));
}
#endif
if (!db_column_is_null(stmt, 13)) {
in->we_filled = tal(in, bool);
*in->we_filled = db_column_int(stmt, 13);
} else
in->we_filled = NULL;
in->fail_immediate = db_column_int(stmt, 14);
return ok;
}
/* Removes matching htlc from unconnected_htlcs_in */
static bool wallet_stmt2htlc_out(struct wallet *wallet,
struct channel *channel,
struct db_stmt *stmt, struct htlc_out *out,
struct htlc_in_map *unconnected_htlcs_in)
{
bool ok = true;
out->dbid = db_column_u64(stmt, 0);
out->key.id = db_column_u64(stmt, 1);
out->key.channel = channel;
db_column_amount_msat(stmt, 2, &out->msat);
out->cltv_expiry = db_column_int(stmt, 3);
out->hstate = db_column_int(stmt, 4);
db_column_sha256(stmt, 5, &out->payment_hash);
/* FIXME: save blinding in db !*/
out->blinding = NULL;
if (!db_column_is_null(stmt, 6)) {
out->preimage = tal(out, struct preimage);
db_column_preimage(stmt, 6, out->preimage);
} else {
out->preimage = NULL;
}
assert(db_column_bytes(stmt, 7) == sizeof(out->onion_routing_packet));
memcpy(&out->onion_routing_packet, db_column_blob(stmt, 7),
sizeof(out->onion_routing_packet));
if (db_column_is_null(stmt, 8))
out->failonion = NULL;
else
out->failonion = db_column_onionreply(out, stmt, 8);
if (db_column_is_null(stmt, 14))
out->failmsg = NULL;
else
out->failmsg = tal_dup_arr(out, u8, db_column_blob(stmt, 14),
db_column_bytes(stmt, 14), 0);
out->in = NULL;
if (!db_column_is_null(stmt, 10)) {
u64 in_id = db_column_u64(stmt, 10);
struct htlc_in *hin;
hin = remove_htlc_in_by_dbid(unconnected_htlcs_in, in_id);
if (hin)
htlc_out_connect_htlc_in(out, hin);
out->am_origin = false;
if (!out->in && !out->preimage) {
#ifdef COMPAT_V061
log_broken(wallet->log,
"Missing preimage for orphaned HTLC; replacing with zeros");
out->preimage = talz(out, struct preimage);
#else
fatal("Unable to find corresponding htlc_in %"PRIu64
" for unfulfilled htlc_out %"PRIu64,
in_id, out->dbid);
#endif
}
} else {
out->partid = db_column_u64(stmt, 13);
out->groupid = db_column_u64(stmt, 15);
out->am_origin = true;
}
return ok;
}
static void fixup_hin(struct wallet *wallet, struct htlc_in *hin)
{
/* We didn't used to save failcore, failonion... */
#ifdef COMPAT_V061
/* We care about HTLCs being removed only, not those being added. */
if (hin->hstate < SENT_REMOVE_HTLC)
return;
/* Successful ones are fine. */
if (hin->preimage)
return;
/* Failed ones (only happens after db fixed!) OK. */
if (hin->badonion || hin->failonion)
return;
hin->failonion = create_onionreply(hin,
hin->shared_secret,
towire_temporary_node_failure(tmpctx));
log_broken(wallet->log, "HTLC #%"PRIu64" (%s) "
" for amount %s"
" from %s"
" is missing a resolution:"
" subsituting temporary node failure",
hin->key.id, htlc_state_name(hin->hstate),
type_to_string(tmpctx, struct amount_msat, &hin->msat),
type_to_string(tmpctx, struct node_id,
&hin->key.channel->peer->id));
#endif
}
bool wallet_htlcs_load_in_for_channel(struct wallet *wallet,
struct channel *chan,
struct htlc_in_map *htlcs_in)
{
struct db_stmt *stmt;
bool ok = true;
int incount = 0;
log_debug(wallet->log, "Loading in HTLCs for channel %"PRIu64, chan->dbid);
stmt = db_prepare_v2(wallet->db, SQL("SELECT"
" id"
", channel_htlc_id"
", msatoshi"
", cltv_expiry"
", hstate"
", payment_hash"
", payment_key"
", routing_onion"
", failuremsg"
", malformed_onion"
", origin_htlc"
", shared_secret"
", received_time"
", we_filled"
", fail_immediate"
" FROM channel_htlcs"
" WHERE direction= ?"
" AND channel_id= ?"
" AND hstate != ?"));
db_bind_int(stmt, 0, DIRECTION_INCOMING);
db_bind_u64(stmt, 1, chan->dbid);
db_bind_int(stmt, 2, SENT_REMOVE_ACK_REVOCATION);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct htlc_in *in = tal(chan, struct htlc_in);
ok &= wallet_stmt2htlc_in(chan, stmt, in);
connect_htlc_in(htlcs_in, in);
fixup_hin(wallet, in);
ok &= htlc_in_check(in, NULL) != NULL;
incount++;
}
tal_free(stmt);
log_debug(wallet->log, "Restored %d incoming HTLCS", incount);
return ok;
}
bool wallet_htlcs_load_out_for_channel(struct wallet *wallet,
struct channel *chan,
struct htlc_out_map *htlcs_out,
struct htlc_in_map *unconnected_htlcs_in)
{
struct db_stmt *stmt;
bool ok = true;
int outcount = 0;
stmt = db_prepare_v2(wallet->db, SQL("SELECT"
" id"
", channel_htlc_id"
", msatoshi"
", cltv_expiry"
", hstate"
", payment_hash"
", payment_key"
", routing_onion"
", failuremsg"
", malformed_onion"
", origin_htlc"
", shared_secret"
", received_time"
", partid"
", localfailmsg"
", groupid"
" FROM channel_htlcs"
" WHERE direction = ?"
" AND channel_id = ?"
" AND hstate != ?"));
db_bind_int(stmt, 0, DIRECTION_OUTGOING);
db_bind_u64(stmt, 1, chan->dbid);
db_bind_int(stmt, 2, RCVD_REMOVE_ACK_REVOCATION);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct htlc_out *out = tal(chan, struct htlc_out);
ok &= wallet_stmt2htlc_out(wallet, chan, stmt, out,
unconnected_htlcs_in);
connect_htlc_out(htlcs_out, out);
/* Cannot htlc_out_check because we haven't wired the
* dependencies in yet */
outcount++;
}
tal_free(stmt);
log_debug(wallet->log, "Restored %d outgoing HTLCS", outcount);
return ok;
}
bool wallet_invoice_create(struct wallet *wallet,
struct invoice *pinvoice,
const struct amount_msat *msat TAKES,
const struct json_escape *label TAKES,
u64 expiry,
const char *b11enc,
const char *description,
const u8 *features,
const struct preimage *r,
const struct sha256 *rhash,
const struct sha256 *local_offer_id)
{
return invoices_create(wallet->invoices, pinvoice, msat, label, expiry, b11enc, description, features, r, rhash, local_offer_id);
}
bool wallet_invoice_find_by_label(struct wallet *wallet,
struct invoice *pinvoice,
const struct json_escape *label)
{
return invoices_find_by_label(wallet->invoices, pinvoice, label);
}
bool wallet_invoice_find_by_rhash(struct wallet *wallet,
struct invoice *pinvoice,
const struct sha256 *rhash)
{
return invoices_find_by_rhash(wallet->invoices, pinvoice, rhash);
}
bool wallet_invoice_find_unpaid(struct wallet *wallet,
struct invoice *pinvoice,
const struct sha256 *rhash)
{
return invoices_find_unpaid(wallet->invoices, pinvoice, rhash);
}
bool wallet_invoice_delete(struct wallet *wallet,
struct invoice invoice)
{
return invoices_delete(wallet->invoices, invoice);
}
void wallet_invoice_delete_expired(struct wallet *wallet, u64 e)
{
invoices_delete_expired(wallet->invoices, e);
}
bool wallet_invoice_iterate(struct wallet *wallet,
struct invoice_iterator *it)
{
return invoices_iterate(wallet->invoices, it);
}
const struct invoice_details *
wallet_invoice_iterator_deref(const tal_t *ctx, struct wallet *wallet,
const struct invoice_iterator *it)
{
return invoices_iterator_deref(ctx, wallet->invoices, it);
}
bool wallet_invoice_resolve(struct wallet *wallet,
struct invoice invoice,
struct amount_msat msatoshi_received)
{
return invoices_resolve(wallet->invoices, invoice, msatoshi_received);
}
void wallet_invoice_waitany(const tal_t *ctx,
struct wallet *wallet,
u64 lastpay_index,
void (*cb)(const struct invoice *, void*),
void *cbarg)
{
invoices_waitany(ctx, wallet->invoices, lastpay_index, cb, cbarg);
}
void wallet_invoice_waitone(const tal_t *ctx,
struct wallet *wallet,
struct invoice invoice,
void (*cb)(const struct invoice *, void*),
void *cbarg)
{
invoices_waitone(ctx, wallet->invoices, invoice, cb, cbarg);
}
const struct invoice_details *wallet_invoice_details(const tal_t *ctx,
struct wallet *wallet,
struct invoice invoice)
{
return invoices_get_details(ctx, wallet->invoices, invoice);
}
struct htlc_stub *wallet_htlc_stubs(const tal_t *ctx, struct wallet *wallet,
struct channel *chan, u64 commit_num)
{
struct htlc_stub *stubs;
struct sha256 payment_hash;
struct db_stmt *stmt;
stmt = db_prepare_v2(wallet->db,
SQL("SELECT channel_id, direction, cltv_expiry, "
"channel_htlc_id, payment_hash "
"FROM channel_htlcs WHERE channel_id = ? AND min_commit_num <= ? AND ((max_commit_num IS NULL) OR max_commit_num >= ?);"));
db_bind_u64(stmt, 0, chan->dbid);
db_bind_u64(stmt, 1, commit_num);
db_bind_u64(stmt, 2, commit_num);
db_query_prepared(stmt);
stubs = tal_arr(ctx, struct htlc_stub, 0);
while (db_step(stmt)) {
struct htlc_stub stub;
assert(db_column_u64(stmt, 0) == chan->dbid);
/* FIXME: merge these two enums */
stub.owner = db_column_int(stmt, 1)==DIRECTION_INCOMING?REMOTE:LOCAL;
stub.cltv_expiry = db_column_int(stmt, 2);
stub.id = db_column_u64(stmt, 3);
db_column_sha256(stmt, 4, &payment_hash);
ripemd160(&stub.ripemd, payment_hash.u.u8, sizeof(payment_hash.u));
tal_arr_expand(&stubs, stub);
}
tal_free(stmt);
return stubs;
}
void wallet_local_htlc_out_delete(struct wallet *wallet,
struct channel *chan,
const struct sha256 *payment_hash,
u64 partid)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(wallet->db, SQL("DELETE FROM channel_htlcs"
" WHERE direction = ?"
" AND origin_htlc = ?"
" AND payment_hash = ?"
" AND partid = ?;"));
db_bind_int(stmt, 0, DIRECTION_OUTGOING);
db_bind_int(stmt, 1, 0);
db_bind_sha256(stmt, 2, payment_hash);
db_bind_u64(stmt, 3, partid);
db_exec_prepared_v2(take(stmt));
}
static struct wallet_payment *
find_unstored_payment(struct wallet *wallet,
const struct sha256 *payment_hash,
u64 partid)
{
struct wallet_payment *i;
list_for_each(&wallet->unstored_payments, i, list) {
if (sha256_eq(payment_hash, &i->payment_hash)
&& i->partid == partid)
return i;
}
return NULL;
}
static void destroy_unstored_payment(struct wallet_payment *payment)
{
list_del(&payment->list);
}
void wallet_payment_setup(struct wallet *wallet, struct wallet_payment *payment)
{
assert(!find_unstored_payment(wallet, &payment->payment_hash,
payment->partid));
list_add_tail(&wallet->unstored_payments, &payment->list);
tal_add_destructor(payment, destroy_unstored_payment);
}
void wallet_payment_store(struct wallet *wallet,
struct wallet_payment *payment TAKES)
{
struct db_stmt *stmt;
if (!find_unstored_payment(wallet, &payment->payment_hash, payment->partid)) {
/* Already stored on-disk */
#if DEVELOPER
/* Double-check that it is indeed stored to disk
* (catch bug, where we call this on a payment_hash
* we never paid to) */
bool res;
stmt =
db_prepare_v2(wallet->db, SQL("SELECT status FROM payments"
" WHERE payment_hash=?"
" AND partid = ? AND groupid = ?;"));
db_bind_sha256(stmt, 0, &payment->payment_hash);
db_bind_u64(stmt, 1, payment->partid);
db_bind_u64(stmt, 2, payment->groupid);
db_query_prepared(stmt);
res = db_step(stmt);
assert(res);
tal_free(stmt);
#endif
return;
}
/* Don't attempt to add the same payment twice */
assert(!payment->id);
stmt = db_prepare_v2(
wallet->db,
SQL("INSERT INTO payments ("
" status,"
" payment_hash,"
" destination,"
" msatoshi,"
" timestamp,"
" path_secrets,"
" route_nodes,"
" route_channels,"
" msatoshi_sent,"
" description,"
" bolt11,"
" total_msat,"
" partid,"
" local_offer_id,"
" groupid"
") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_int(stmt, 0, payment->status);
db_bind_sha256(stmt, 1, &payment->payment_hash);
if (payment->destination != NULL)
db_bind_node_id(stmt, 2, payment->destination);
else
db_bind_null(stmt, 2);
db_bind_amount_msat(stmt, 3, &payment->msatoshi);
db_bind_int(stmt, 4, payment->timestamp);
if (payment->path_secrets != NULL)
db_bind_secret_arr(stmt, 5, payment->path_secrets);
else
db_bind_null(stmt, 5);
assert((payment->route_channels == NULL) == (payment->route_nodes == NULL));
if (payment->route_nodes) {
db_bind_node_id_arr(stmt, 6, payment->route_nodes);
db_bind_short_channel_id_arr(stmt, 7, payment->route_channels);
} else {
db_bind_null(stmt, 6);
db_bind_null(stmt, 7);
}
db_bind_amount_msat(stmt, 8, &payment->msatoshi_sent);
if (payment->label != NULL)
db_bind_text(stmt, 9, payment->label);
else
db_bind_null(stmt, 9);
if (payment->invstring != NULL)
db_bind_text(stmt, 10, payment->invstring);
else
db_bind_null(stmt, 10);
db_bind_amount_msat(stmt, 11, &payment->total_msat);
db_bind_u64(stmt, 12, payment->partid);
if (payment->local_offer_id != NULL)
db_bind_sha256(stmt, 13, payment->local_offer_id);
else
db_bind_null(stmt, 13);
db_bind_u64(stmt, 14, payment->groupid);
db_exec_prepared_v2(stmt);
payment->id = db_last_insert_id_v2(stmt);
assert(payment->id > 0);
tal_free(stmt);
if (taken(payment)) {
tal_free(payment);
} else {
list_del(&payment->list);
tal_del_destructor(payment, destroy_unstored_payment);
}
}
void wallet_payment_delete(struct wallet *wallet,
const struct sha256 *payment_hash,
u64 partid)
{
struct db_stmt *stmt;
struct wallet_payment *payment;
payment = find_unstored_payment(wallet, payment_hash, partid);
if (payment) {
tal_free(payment);
return;
}
stmt = db_prepare_v2(
wallet->db, SQL("DELETE FROM payments WHERE payment_hash = ?"
" AND partid = ?"));
db_bind_sha256(stmt, 0, payment_hash);
db_bind_u64(stmt, 1, partid);
db_exec_prepared_v2(take(stmt));
}
u64 wallet_payment_get_groupid(struct wallet *wallet,
const struct sha256 *payment_hash)
{
struct db_stmt *stmt;
u64 groupid = 0;
stmt = db_prepare_v2(
wallet->db, SQL("SELECT MAX(groupid) FROM payments WHERE payment_hash = ?"));
db_bind_sha256(stmt, 0, payment_hash);
db_query_prepared(stmt);
if (db_step(stmt) && !db_column_is_null(stmt, 0)) {
groupid = db_column_u64(stmt, 0);
}
tal_free(stmt);
return groupid;
}
void wallet_payment_delete_by_hash(struct wallet *wallet,
const struct sha256 *payment_hash)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(
wallet->db, SQL("DELETE FROM payments WHERE payment_hash = ?"));
db_bind_sha256(stmt, 0, payment_hash);
db_exec_prepared_v2(take(stmt));
}
static struct wallet_payment *wallet_stmt2payment(const tal_t *ctx,
struct db_stmt *stmt)
{
struct wallet_payment *payment = tal(ctx, struct wallet_payment);
payment->id = db_column_u64(stmt, 0);
payment->status = db_column_int(stmt, 1);
if (!db_column_is_null(stmt, 2)) {
payment->destination = tal(payment, struct node_id);
db_column_node_id(stmt, 2, payment->destination);
} else {
payment->destination = NULL;
}
db_column_amount_msat(stmt, 3, &payment->msatoshi);
db_column_sha256(stmt, 4, &payment->payment_hash);
payment->timestamp = db_column_int(stmt, 5);
if (!db_column_is_null(stmt, 6)) {
payment->payment_preimage = tal(payment, struct preimage);
db_column_preimage(stmt, 6, payment->payment_preimage);
} else
payment->payment_preimage = NULL;
/* We either used `sendpay` or `sendonion` with the `shared_secrets`
* argument. */
if (!db_column_is_null(stmt, 7))
payment->path_secrets = db_column_secret_arr(payment, stmt, 7);
else
payment->path_secrets = NULL;
/* Either none, or both are set */
assert(db_column_is_null(stmt, 8) == db_column_is_null(stmt, 9));
if (!db_column_is_null(stmt, 8)) {
payment->route_nodes = db_column_node_id_arr(payment, stmt, 8);
payment->route_channels =
db_column_short_channel_id_arr(payment, stmt, 9);
} else {
payment->route_nodes = NULL;
payment->route_channels = NULL;
}
db_column_amount_msat(stmt, 10, &payment->msatoshi_sent);
if (!db_column_is_null(stmt, 11) && db_column_text(stmt, 11) != NULL)
payment->label =
tal_strdup(payment, (const char *)db_column_text(stmt, 11));
else
payment->label = NULL;
if (!db_column_is_null(stmt, 12) && db_column_text(stmt, 12) != NULL)
payment->invstring = tal_strdup(
payment, (const char *)db_column_text(stmt, 12));
else
payment->invstring = NULL;
if (!db_column_is_null(stmt, 13))
payment->failonion =
tal_dup_arr(payment, u8, db_column_blob(stmt, 13),
db_column_bytes(stmt, 13), 0);
else
payment->failonion = NULL;
if (!db_column_is_null(stmt, 14))
db_column_amount_msat(stmt, 14, &payment->total_msat);
else
payment->total_msat = AMOUNT_MSAT(0);
if (!db_column_is_null(stmt, 15))
payment->partid = db_column_u64(stmt, 15);
else
payment->partid = 0;
if (!db_column_is_null(stmt, 16)) {
payment->local_offer_id = tal(payment, struct sha256);
db_column_sha256(stmt, 16, payment->local_offer_id);
} else
payment->local_offer_id = NULL;
payment->groupid = db_column_u64(stmt, 17);
return payment;
}
struct wallet_payment *
wallet_payment_by_hash(const tal_t *ctx, struct wallet *wallet,
const struct sha256 *payment_hash,
u64 partid, u64 groupid)
{
struct db_stmt *stmt;
struct wallet_payment *payment;
/* Present the illusion that it's in the db... */
payment = find_unstored_payment(wallet, payment_hash, partid);
if (payment)
return payment;
stmt = db_prepare_v2(wallet->db, SQL("SELECT"
" id"
", status"
", destination"
", msatoshi"
", payment_hash"
", timestamp"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", msatoshi_sent"
", description"
", bolt11"
", failonionreply"
", total_msat"
", partid"
", local_offer_id"
", groupid"
" FROM payments"
" WHERE payment_hash = ?"
" AND partid = ? AND groupid=?"));
db_bind_sha256(stmt, 0, payment_hash);
db_bind_u64(stmt, 1, partid);
db_bind_u64(stmt, 2, groupid);
db_query_prepared(stmt);
if (db_step(stmt)) {
payment = wallet_stmt2payment(ctx, stmt);
}
tal_free(stmt);
return payment;
}
void wallet_payment_set_status(struct wallet *wallet,
const struct sha256 *payment_hash,
u64 partid, u64 groupid,
const enum wallet_payment_status newstatus,
const struct preimage *preimage)
{
struct db_stmt *stmt;
struct wallet_payment *payment;
/* We can only fail an unstored payment! */
payment = find_unstored_payment(wallet, payment_hash, partid);
if (payment) {
assert(newstatus == PAYMENT_FAILED);
tal_free(payment);
return;
}
stmt = db_prepare_v2(wallet->db,
SQL("UPDATE payments SET status=? "
"WHERE payment_hash=? AND partid=? AND groupid=?"));
db_bind_int(stmt, 0, wallet_payment_status_in_db(newstatus));
db_bind_sha256(stmt, 1, payment_hash);
db_bind_u64(stmt, 2, partid);
db_bind_u64(stmt, 3, groupid);
db_exec_prepared_v2(take(stmt));
if (preimage) {
stmt = db_prepare_v2(wallet->db,
SQL("UPDATE payments SET payment_preimage=? "
"WHERE payment_hash=? AND partid=? AND groupid=?"));
db_bind_preimage(stmt, 0, preimage);
db_bind_sha256(stmt, 1, payment_hash);
db_bind_u64(stmt, 2, partid);
db_bind_u64(stmt, 3, groupid);
db_exec_prepared_v2(take(stmt));
}
if (newstatus != PAYMENT_PENDING) {
stmt =
db_prepare_v2(wallet->db, SQL("UPDATE payments"
" SET path_secrets = NULL"
" , route_nodes = NULL"
" , route_channels = NULL"
" WHERE payment_hash = ?"
" AND partid = ? AND groupid=?;"));
db_bind_sha256(stmt, 0, payment_hash);
db_bind_u64(stmt, 1, partid);
db_bind_u64(stmt, 2, groupid);
db_exec_prepared_v2(take(stmt));
}
}
void wallet_payment_get_failinfo(const tal_t *ctx,
struct wallet *wallet,
const struct sha256 *payment_hash,
u64 partid,
u64 groupid,
/* outputs */
struct onionreply **failonionreply,
bool *faildestperm,
int *failindex,
enum onion_wire *failcode,
struct node_id **failnode,
struct short_channel_id **failchannel,
u8 **failupdate,
char **faildetail,
int *faildirection)
{
struct db_stmt *stmt;
bool resb;
size_t len;
stmt = db_prepare_v2(wallet->db,
SQL("SELECT failonionreply, faildestperm"
", failindex, failcode"
", failnode, failchannel"
", failupdate, faildetail, faildirection"
" FROM payments"
" WHERE payment_hash=? AND partid=? AND groupid=?;"));
db_bind_sha256(stmt, 0, payment_hash);
db_bind_u64(stmt, 1, partid);
db_bind_u64(stmt, 2, groupid);
db_query_prepared(stmt);
resb = db_step(stmt);
assert(resb);
if (db_column_is_null(stmt, 0))
*failonionreply = NULL;
else {
*failonionreply = db_column_onionreply(ctx, stmt, 0);
}
*faildestperm = db_column_int(stmt, 1) != 0;
*failindex = db_column_int(stmt, 2);
*failcode = (enum onion_wire) db_column_int(stmt, 3);
if (db_column_is_null(stmt, 4))
*failnode = NULL;
else {
*failnode = tal(ctx, struct node_id);
db_column_node_id(stmt, 4, *failnode);
}
if (db_column_is_null(stmt, 5))
*failchannel = NULL;
else {
*failchannel = tal(ctx, struct short_channel_id);
resb = db_column_short_channel_id(stmt, 5, *failchannel);
assert(resb);
/* For pre-0.6.2 dbs, direction will be 0 */
*faildirection = db_column_int(stmt, 8);
}
if (db_column_is_null(stmt, 6))
*failupdate = NULL;
else {
len = db_column_bytes(stmt, 6);
*failupdate = tal_arr(ctx, u8, len);
memcpy(*failupdate, db_column_blob(stmt, 6), len);
}
if (!db_column_is_null(stmt, 7))
*faildetail = tal_strndup(ctx, db_column_blob(stmt, 7),
db_column_bytes(stmt, 7));
else
*faildetail = NULL;
tal_free(stmt);
}
void wallet_payment_set_failinfo(struct wallet *wallet,
const struct sha256 *payment_hash,
u64 partid,
const struct onionreply *failonionreply,
bool faildestperm,
int failindex,
enum onion_wire failcode,
const struct node_id *failnode,
const struct short_channel_id *failchannel,
const u8 *failupdate /*tal_arr*/,
const char *faildetail,
int faildirection)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(wallet->db, SQL("UPDATE payments"
" SET failonionreply=?"
" , faildestperm=?"
" , failindex=?"
" , failcode=?"
" , failnode=?"
" , failchannel=?"
" , failupdate=?"
" , faildetail=?"
" , faildirection=?"
" WHERE payment_hash=?"
" AND partid=?;"));
if (failonionreply)
db_bind_talarr(stmt, 0, failonionreply->contents);
else
db_bind_null(stmt, 0);
db_bind_int(stmt, 1, faildestperm ? 1 : 0);
db_bind_int(stmt, 2, failindex);
db_bind_int(stmt, 3, (int) failcode);
if (failnode)
db_bind_node_id(stmt, 4, failnode);
else
db_bind_null(stmt, 4);
if (failchannel) {
db_bind_short_channel_id(stmt, 5, failchannel);
db_bind_int(stmt, 8, faildirection);
} else {
db_bind_null(stmt, 5);
db_bind_null(stmt, 8);
}
db_bind_talarr(stmt, 6, failupdate);
if (faildetail != NULL)
db_bind_text(stmt, 7, faildetail);
else
db_bind_null(stmt, 7);
db_bind_sha256(stmt, 9, payment_hash);
db_bind_u64(stmt, 10, partid);
db_exec_prepared_v2(take(stmt));
}
const struct wallet_payment **
wallet_payment_list(const tal_t *ctx,
struct wallet *wallet,
const struct sha256 *payment_hash,
enum wallet_payment_status *status)
{
const struct wallet_payment **payments;
struct db_stmt *stmt;
struct wallet_payment *p;
size_t i;
payments = tal_arr(ctx, const struct wallet_payment *, 0);
u8 enable_payment_hash = payment_hash != NULL ? 0 : 1;
u8 enable_status = status != NULL ? 0 : 1;
stmt = db_prepare_v2(wallet->db, SQL("SELECT"
" id"
", status"
", destination"
", msatoshi"
", payment_hash"
", timestamp"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", msatoshi_sent"
", description"
", bolt11"
", failonionreply"
", total_msat"
", partid"
", local_offer_id"
", groupid"
" FROM payments"
" WHERE"
" (payment_hash = ? OR 1=?) AND"
" (status = ? OR 1=?)"
" ORDER BY id;"));
if (payment_hash)
db_bind_sha256(stmt, 0, payment_hash);
else
db_bind_null(stmt, 0);
db_bind_int(stmt, 1, enable_payment_hash);
if (status)
db_bind_int(stmt, 2, wallet_payment_status_in_db(*status));
else
db_bind_null(stmt, 2);
db_bind_int(stmt, 3, enable_status);
db_query_prepared(stmt);
for (i = 0; db_step(stmt); i++) {
tal_resize(&payments, i+1);
payments[i] = wallet_stmt2payment(payments, stmt);
}
tal_free(stmt);
/* Now attach payments not yet in db. */
list_for_each(&wallet->unstored_payments, p, list) {
if (payment_hash && !sha256_eq(&p->payment_hash, payment_hash))
continue;
tal_resize(&payments, i+1);
payments[i++] = p;
}
return payments;
}
const struct wallet_payment **
wallet_payments_by_offer(const tal_t *ctx,
struct wallet *wallet,
const struct sha256 *local_offer_id)
{
const struct wallet_payment **payments;
struct db_stmt *stmt;
struct wallet_payment *p;
size_t i;
payments = tal_arr(ctx, const struct wallet_payment *, 0);
stmt = db_prepare_v2(wallet->db, SQL("SELECT"
" id"
", status"
", destination"
", msatoshi"
", payment_hash"
", timestamp"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", msatoshi_sent"
", description"
", bolt11"
", failonionreply"
", total_msat"
", partid"
", local_offer_id"
", groupid"
" FROM payments"
" WHERE local_offer_id = ?;"));
db_bind_sha256(stmt, 0, local_offer_id);
db_query_prepared(stmt);
for (i = 0; db_step(stmt); i++) {
tal_resize(&payments, i+1);
payments[i] = wallet_stmt2payment(payments, stmt);
}
tal_free(stmt);
/* Now attach payments not yet in db. */
list_for_each(&wallet->unstored_payments, p, list) {
if (!p->local_offer_id || !sha256_eq(p->local_offer_id, local_offer_id))
continue;
tal_resize(&payments, i+1);
payments[i++] = p;
}
return payments;
}
void wallet_htlc_sigs_save(struct wallet *w, u64 channel_id,
const struct bitcoin_signature *htlc_sigs)
{
/* Clear any existing HTLC sigs for this channel */
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("DELETE FROM htlc_sigs WHERE channelid = ?"));
db_bind_u64(stmt, 0, channel_id);
db_exec_prepared_v2(take(stmt));
/* Now insert the new ones */
for (size_t i=0; i<tal_count(htlc_sigs); i++) {
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO htlc_sigs (channelid, "
"signature) VALUES (?, ?)"));
db_bind_u64(stmt, 0, channel_id);
db_bind_signature(stmt, 1, &htlc_sigs[i].s);
db_exec_prepared_v2(take(stmt));
}
}
bool wallet_network_check(struct wallet *w)
{
struct bitcoin_blkid chainhash;
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("SELECT blobval FROM vars WHERE name='genesis_hash'"));
db_query_prepared(stmt);
if (db_step(stmt)) {
db_column_sha256d(stmt, 0, &chainhash.shad);
tal_free(stmt);
if (!bitcoin_blkid_eq(&chainhash,
&chainparams->genesis_blockhash)) {
log_broken(w->log, "Wallet blockchain hash does not "
"match network blockchain hash: %s "
"!= %s. "
"Are you on the right network? "
"(--network={one of %s})",
type_to_string(w, struct bitcoin_blkid,
&chainhash),
type_to_string(w, struct bitcoin_blkid,
&chainparams->genesis_blockhash),
chainparams_get_network_names(tmpctx));
return false;
}
} else {
tal_free(stmt);
/* Still a pristine wallet, claim it for the chain
* that we are running */
stmt = db_prepare_v2(w->db, SQL("INSERT INTO vars (name, blobval) "
"VALUES ('genesis_hash', ?);"));
db_bind_sha256d(stmt, 0, &chainparams->genesis_blockhash.shad);
db_exec_prepared_v2(take(stmt));
}
return true;
}
/**
* wallet_utxoset_prune -- Remove spent UTXO entries that are old
*/
static void wallet_utxoset_prune(struct wallet *w, const u32 blockheight)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(
w->db,
SQL("SELECT txid, outnum FROM utxoset WHERE spendheight < ?"));
db_bind_int(stmt, 0, blockheight - UTXO_PRUNE_DEPTH);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct bitcoin_outpoint outpoint;
db_column_txid(stmt, 0, &outpoint.txid);
outpoint.n = db_column_int(stmt, 1);
outpointfilter_remove(w->utxoset_outpoints, &outpoint);
}
tal_free(stmt);
stmt = db_prepare_v2(w->db,
SQL("DELETE FROM utxoset WHERE spendheight < ?"));
db_bind_int(stmt, 0, blockheight - UTXO_PRUNE_DEPTH);
db_exec_prepared_v2(take(stmt));
}
void wallet_block_add(struct wallet *w, struct block *b)
{
struct db_stmt *stmt =
db_prepare_v2(w->db, SQL("INSERT INTO blocks "
"(height, hash, prev_hash) "
"VALUES (?, ?, ?);"));
db_bind_int(stmt, 0, b->height);
db_bind_sha256d(stmt, 1, &b->blkid.shad);
if (b->prev) {
db_bind_sha256d(stmt, 2, &b->prev->blkid.shad);
}else {
db_bind_null(stmt, 2);
}
db_exec_prepared_v2(take(stmt));
/* Now cleanup UTXOs that we don't care about anymore */
wallet_utxoset_prune(w, b->height);
}
void wallet_block_remove(struct wallet *w, struct block *b)
{
struct db_stmt *stmt =
db_prepare_v2(w->db, SQL("DELETE FROM blocks WHERE hash = ?"));
db_bind_sha256d(stmt, 0, &b->blkid.shad);
db_exec_prepared_v2(take(stmt));
/* Make sure that all descendants of the block are also deleted */
stmt = db_prepare_v2(w->db,
SQL("SELECT * FROM blocks WHERE height >= ?;"));
db_bind_int(stmt, 0, b->height);
db_query_prepared(stmt);
assert(!db_step(stmt));
tal_free(stmt);
}
void wallet_blocks_rollback(struct wallet *w, u32 height)
{
struct db_stmt *stmt = db_prepare_v2(w->db, SQL("DELETE FROM blocks "
"WHERE height > ?"));
db_bind_int(stmt, 0, height);
db_exec_prepared_v2(take(stmt));
}
bool wallet_outpoint_spend(struct wallet *w, const tal_t *ctx, const u32 blockheight,
const struct bitcoin_outpoint *outpoint)
{
struct db_stmt *stmt;
bool our_spend;
if (outpointfilter_matches(w->owned_outpoints, outpoint)) {
stmt = db_prepare_v2(w->db, SQL("UPDATE outputs "
"SET spend_height = ?, "
" status = ? "
"WHERE prev_out_tx = ?"
" AND prev_out_index = ?"));
db_bind_int(stmt, 0, blockheight);
db_bind_int(stmt, 1, output_status_in_db(OUTPUT_STATE_SPENT));
db_bind_txid(stmt, 2, &outpoint->txid);
db_bind_int(stmt, 3, outpoint->n);
db_exec_prepared_v2(take(stmt));
our_spend = true;
} else
our_spend = false;
if (outpointfilter_matches(w->utxoset_outpoints, outpoint)) {
stmt = db_prepare_v2(w->db, SQL("UPDATE utxoset "
"SET spendheight = ? "
"WHERE txid = ?"
" AND outnum = ?"));
db_bind_int(stmt, 0, blockheight);
db_bind_txid(stmt, 1, &outpoint->txid);
db_bind_int(stmt, 2, outpoint->n);
db_exec_prepared_v2(stmt);
tal_free(stmt);
}
return our_spend;
}
void wallet_utxoset_add(struct wallet *w,
const struct bitcoin_outpoint *outpoint,
const u32 blockheight,
const u32 txindex, const u8 *scriptpubkey,
struct amount_sat sat)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("INSERT INTO utxoset ("
" txid,"
" outnum,"
" blockheight,"
" spendheight,"
" txindex,"
" scriptpubkey,"
" satoshis"
") VALUES(?, ?, ?, ?, ?, ?, ?);"));
db_bind_txid(stmt, 0, &outpoint->txid);
db_bind_int(stmt, 1, outpoint->n);
db_bind_int(stmt, 2, blockheight);
db_bind_null(stmt, 3);
db_bind_int(stmt, 4, txindex);
db_bind_talarr(stmt, 5, scriptpubkey);
db_bind_amount_sat(stmt, 6, &sat);
db_exec_prepared_v2(take(stmt));
outpointfilter_add(w->utxoset_outpoints, outpoint);
}
void wallet_filteredblock_add(struct wallet *w, const struct filteredblock *fb)
{
struct db_stmt *stmt;
if (wallet_have_block(w, fb->height))
return;
stmt = db_prepare_v2(w->db, SQL("INSERT INTO blocks "
"(height, hash, prev_hash) "
"VALUES (?, ?, ?);"));
db_bind_int(stmt, 0, fb->height);
db_bind_sha256d(stmt, 1, &fb->id.shad);
db_bind_sha256d(stmt, 2, &fb->prev_hash.shad);
db_exec_prepared_v2(take(stmt));
for (size_t i = 0; i < tal_count(fb->outpoints); i++) {
struct filteredblock_outpoint *o = fb->outpoints[i];
stmt =
db_prepare_v2(w->db, SQL("INSERT INTO utxoset ("
" txid,"
" outnum,"
" blockheight,"
" spendheight,"
" txindex,"
" scriptpubkey,"
" satoshis"
") VALUES(?, ?, ?, ?, ?, ?, ?);"));
db_bind_txid(stmt, 0, &o->outpoint.txid);
db_bind_int(stmt, 1, o->outpoint.n);
db_bind_int(stmt, 2, fb->height);
db_bind_null(stmt, 3);
db_bind_int(stmt, 4, o->txindex);
db_bind_talarr(stmt, 5, o->scriptPubKey);
db_bind_amount_sat(stmt, 6, &o->amount);
db_exec_prepared_v2(take(stmt));
outpointfilter_add(w->utxoset_outpoints, &o->outpoint);
}
}
bool wallet_have_block(struct wallet *w, u32 blockheight)
{
bool result;
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("SELECT height FROM blocks WHERE height = ?"));
db_bind_int(stmt, 0, blockheight);
db_query_prepared(stmt);
result = db_step(stmt);
tal_free(stmt);
return result;
}
struct outpoint *wallet_outpoint_for_scid(struct wallet *w, tal_t *ctx,
const struct short_channel_id *scid)
{
struct db_stmt *stmt;
struct outpoint *op;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" txid,"
" spendheight,"
" scriptpubkey,"
" satoshis "
"FROM utxoset "
"WHERE blockheight = ?"
" AND txindex = ?"
" AND outnum = ?"
" AND spendheight IS NULL"));
db_bind_int(stmt, 0, short_channel_id_blocknum(scid));
db_bind_int(stmt, 1, short_channel_id_txnum(scid));
db_bind_int(stmt, 2, short_channel_id_outnum(scid));
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return NULL;
}
op = tal(ctx, struct outpoint);
op->blockheight = short_channel_id_blocknum(scid);
op->txindex = short_channel_id_txnum(scid);
op->outpoint.n = short_channel_id_outnum(scid);
db_column_txid(stmt, 0, &op->outpoint.txid);
if (db_column_is_null(stmt, 1))
op->spendheight = 0;
else
op->spendheight = db_column_int(stmt, 1);
op->scriptpubkey = tal_arr(op, u8, db_column_bytes(stmt, 2));
memcpy(op->scriptpubkey, db_column_blob(stmt, 2), db_column_bytes(stmt, 2));
db_column_amount_sat(stmt, 3, &op->sat);
tal_free(stmt);
return op;
}
/* Turns "SELECT blockheight, txindex, outnum" into scids */
static const struct short_channel_id *db_scids(const tal_t *ctx,
struct db_stmt *stmt STEALS)
{
struct short_channel_id *res = tal_arr(ctx, struct short_channel_id, 0);
while (db_step(stmt)) {
struct short_channel_id scid;
u64 blocknum, txnum, outnum;
bool ok;
blocknum = db_column_int(stmt, 0);
txnum = db_column_int(stmt, 1);
outnum = db_column_int(stmt, 2);
ok = mk_short_channel_id(&scid, blocknum, txnum, outnum);
assert(ok);
tal_arr_expand(&res, scid);
}
tal_free(stmt);
return res;
}
const struct short_channel_id *
wallet_utxoset_get_spent(const tal_t *ctx, struct wallet *w,
u32 blockheight)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" blockheight,"
" txindex,"
" outnum "
"FROM utxoset "
"WHERE spendheight = ?"));
db_bind_int(stmt, 0, blockheight);
db_query_prepared(stmt);
return db_scids(ctx, stmt);
}
const struct short_channel_id *
wallet_utxoset_get_created(const tal_t *ctx, struct wallet *w,
u32 blockheight)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" blockheight,"
" txindex,"
" outnum "
"FROM utxoset "
"WHERE blockheight = ?"));
db_bind_int(stmt, 0, blockheight);
db_query_prepared(stmt);
return db_scids(ctx, stmt);
}
void wallet_transaction_add(struct wallet *w, const struct wally_tx *tx,
const u32 blockheight, const u32 txindex)
{
struct bitcoin_txid txid;
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("SELECT blockheight FROM transactions WHERE id=?"));
wally_txid(tx, &txid);
db_bind_txid(stmt, 0, &txid);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
/* This transaction is still unknown, insert */
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO transactions ("
" id"
", blockheight"
", txindex"
", rawtx) VALUES (?, ?, ?, ?);"));
db_bind_txid(stmt, 0, &txid);
if (blockheight) {
db_bind_int(stmt, 1, blockheight);
db_bind_int(stmt, 2, txindex);
} else {
db_bind_null(stmt, 1);
db_bind_null(stmt, 2);
}
db_bind_tx(stmt, 3, tx);
db_exec_prepared_v2(take(stmt));
} else {
tal_free(stmt);
if (blockheight) {
/* We know about the transaction, update */
stmt = db_prepare_v2(w->db,
SQL("UPDATE transactions "
"SET blockheight = ?, txindex = ? "
"WHERE id = ?"));
db_bind_int(stmt, 0, blockheight);
db_bind_int(stmt, 1, txindex);
db_bind_txid(stmt, 2, &txid);
db_exec_prepared_v2(take(stmt));
}
}
}
static void wallet_annotation_add(struct wallet *w, const struct bitcoin_txid *txid, int num,
enum wallet_tx_annotation_type annotation_type, enum wallet_tx_type type, u64 channel)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(
w->db,SQL("INSERT INTO transaction_annotations "
"(txid, idx, location, type, channel) "
"VALUES (?, ?, ?, ?, ?) ON CONFLICT(txid,idx) DO NOTHING;"));
db_bind_txid(stmt, 0, txid);
db_bind_int(stmt, 1, num);
db_bind_int(stmt, 2, annotation_type);
db_bind_int(stmt, 3, type);
if (channel != 0)
db_bind_u64(stmt, 4, channel);
else
db_bind_null(stmt, 4);
db_exec_prepared_v2(take(stmt));
}
void wallet_annotate_txout(struct wallet *w,
const struct bitcoin_outpoint *outpoint,
enum wallet_tx_type type, u64 channel)
{
wallet_annotation_add(w, &outpoint->txid, outpoint->n,
OUTPUT_ANNOTATION, type, channel);
}
void wallet_annotate_txin(struct wallet *w, const struct bitcoin_txid *txid,
int innum, enum wallet_tx_type type, u64 channel)
{
wallet_annotation_add(w, txid, innum, INPUT_ANNOTATION, type, channel);
}
void wallet_transaction_annotate(struct wallet *w,
const struct bitcoin_txid *txid, enum wallet_tx_type type,
u64 channel_id)
{
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("SELECT type, channel_id FROM transactions WHERE id=?"));
db_bind_txid(stmt, 0, txid);
db_query_prepared(stmt);
if (!db_step(stmt))
fatal("Attempting to annotate a transaction we don't have: %s",
type_to_string(tmpctx, struct bitcoin_txid, txid));
if (!db_column_is_null(stmt, 0))
type |= db_column_u64(stmt, 0);
if (channel_id == 0 && !db_column_is_null(stmt, 1))
channel_id = db_column_u64(stmt, 1);
tal_free(stmt);
stmt = db_prepare_v2(w->db, SQL("UPDATE transactions "
"SET type = ?"
", channel_id = ? "
"WHERE id = ?"));
db_bind_u64(stmt, 0, type);
if (channel_id)
db_bind_int(stmt, 1, channel_id);
else
db_bind_null(stmt, 1);
db_bind_txid(stmt, 2, txid);
db_exec_prepared_v2(take(stmt));
}
bool wallet_transaction_type(struct wallet *w, const struct bitcoin_txid *txid,
enum wallet_tx_type *type)
{
struct db_stmt *stmt = db_prepare_v2(w->db, SQL("SELECT type FROM transactions WHERE id=?"));
db_bind_sha256(stmt, 0, &txid->shad.sha);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return false;
}
if (!db_column_is_null(stmt, 0))
*type = db_column_u64(stmt, 0);
else
*type = 0;
tal_free(stmt);
return true;
}
struct bitcoin_tx *wallet_transaction_get(const tal_t *ctx, struct wallet *w,
const struct bitcoin_txid *txid)
{
struct bitcoin_tx *tx;
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("SELECT rawtx FROM transactions WHERE id=?"));
db_bind_txid(stmt, 0, txid);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return NULL;
}
if (!db_column_is_null(stmt, 0))
tx = db_column_tx(ctx, stmt, 0);
else
tx = NULL;
tal_free(stmt);
return tx;
}
u32 wallet_transaction_height(struct wallet *w, const struct bitcoin_txid *txid)
{
u32 blockheight;
struct db_stmt *stmt = db_prepare_v2(
w->db, SQL("SELECT blockheight FROM transactions WHERE id=?"));
db_bind_txid(stmt, 0, txid);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return 0;
}
if (!db_column_is_null(stmt, 0))
blockheight = db_column_int(stmt, 0);
else
blockheight = 0;
tal_free(stmt);
return blockheight;
}
struct txlocator *wallet_transaction_locate(const tal_t *ctx, struct wallet *w,
const struct bitcoin_txid *txid)
{
struct txlocator *loc;
struct db_stmt *stmt;
stmt = db_prepare_v2(
w->db, SQL("SELECT blockheight, txindex FROM transactions WHERE id=?"));
db_bind_txid(stmt, 0, txid);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return NULL;
}
if (db_column_is_null(stmt, 0))
loc = NULL;
else {
loc = tal(ctx, struct txlocator);
loc->blkheight = db_column_int(stmt, 0);
loc->index = db_column_int(stmt, 1);
}
tal_free(stmt);
return loc;
}
struct bitcoin_txid *wallet_transactions_by_height(const tal_t *ctx,
struct wallet *w,
const u32 blockheight)
{
struct db_stmt *stmt;
struct bitcoin_txid *txids = tal_arr(ctx, struct bitcoin_txid, 0);
int count = 0;
stmt = db_prepare_v2(
w->db, SQL("SELECT id FROM transactions WHERE blockheight=?"));
db_bind_int(stmt, 0, blockheight);
db_query_prepared(stmt);
while (db_step(stmt)) {
count++;
tal_resize(&txids, count);
db_column_txid(stmt, 0, &txids[count-1]);
}
tal_free(stmt);
return txids;
}
void wallet_channeltxs_add(struct wallet *w, struct channel *chan,
const int type, const struct bitcoin_txid *txid,
const u32 input_num, const u32 blockheight)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("INSERT INTO channeltxs ("
" channel_id"
", type"
", transaction_id"
", input_num"
", blockheight"
") VALUES (?, ?, ?, ?, ?);"));
db_bind_int(stmt, 0, chan->dbid);
db_bind_int(stmt, 1, type);
db_bind_sha256(stmt, 2, &txid->shad.sha);
db_bind_int(stmt, 3, input_num);
db_bind_int(stmt, 4, blockheight);
db_exec_prepared_v2(take(stmt));
}
u32 *wallet_onchaind_channels(struct wallet *w,
const tal_t *ctx)
{
struct db_stmt *stmt;
size_t count = 0;
u32 *channel_ids = tal_arr(ctx, u32, 0);
stmt = db_prepare_v2(
w->db,
SQL("SELECT DISTINCT(channel_id) FROM channeltxs WHERE type = ?;"));
db_bind_int(stmt, 0, WIRE_ONCHAIND_INIT);
db_query_prepared(stmt);
while (db_step(stmt)) {
count++;
tal_resize(&channel_ids, count);
channel_ids[count-1] = db_column_u64(stmt, 0);
}
tal_free(stmt);
return channel_ids;
}
struct channeltx *wallet_channeltxs_get(struct wallet *w, const tal_t *ctx,
u32 channel_id)
{
struct db_stmt *stmt;
size_t count = 0;
struct channeltx *res = tal_arr(ctx, struct channeltx, 0);
stmt = db_prepare_v2(
w->db, SQL("SELECT"
" c.type"
", c.blockheight"
", t.rawtx"
", c.input_num"
", c.blockheight - t.blockheight + 1 AS depth"
", t.id as txid "
"FROM channeltxs c "
"JOIN transactions t ON t.id = c.transaction_id "
"WHERE c.channel_id = ? "
"ORDER BY c.id ASC;"));
db_bind_int(stmt, 0, channel_id);
db_query_prepared(stmt);
while (db_step(stmt)) {
count++;
tal_resize(&res, count);
res[count-1].channel_id = channel_id;
res[count-1].type = db_column_int(stmt, 0);
res[count-1].blockheight = db_column_int(stmt, 1);
res[count-1].tx = db_column_tx(ctx, stmt, 2);
res[count-1].input_num = db_column_int(stmt, 3);
res[count-1].depth = db_column_int(stmt, 4);
db_column_txid(stmt, 5, &res[count-1].txid);
}
tal_free(stmt);
return res;
}
static bool wallet_forwarded_payment_update(struct wallet *w,
const struct htlc_in *in,
const struct htlc_out *out,
enum forward_status state,
enum onion_wire failcode,
struct timeabs *resolved_time)
{
struct db_stmt *stmt;
bool changed;
/* We update based solely on the htlc_in since an HTLC cannot be
* associated with more than one forwarded payment. This saves us from
* having to have two versions of the update statement (one with and
* one without the htlc_out restriction).*/
stmt = db_prepare_v2(w->db,
SQL("UPDATE forwarded_payments SET"
" in_msatoshi=?"
", out_msatoshi=?"
", state=?"
", resolved_time=?"
", failcode=?"
" WHERE in_htlc_id=?"));
db_bind_amount_msat(stmt, 0, &in->msat);
if (out) {
db_bind_amount_msat(stmt, 1, &out->msat);
} else {
db_bind_null(stmt, 1);
}
db_bind_int(stmt, 2, wallet_forward_status_in_db(state));
if (resolved_time != NULL) {
db_bind_timeabs(stmt, 3, *resolved_time);
} else {
db_bind_null(stmt, 3);
}
if (failcode != 0) {
assert(state == FORWARD_FAILED || state == FORWARD_LOCAL_FAILED);
db_bind_int(stmt, 4, (int)failcode);
} else {
db_bind_null(stmt, 4);
}
db_bind_u64(stmt, 5, in->dbid);
db_exec_prepared_v2(stmt);
changed = db_count_changes(stmt) != 0;
tal_free(stmt);
return changed;
}
void wallet_forwarded_payment_add(struct wallet *w, const struct htlc_in *in,
const struct short_channel_id *scid_out,
const struct htlc_out *out,
enum forward_status state,
enum onion_wire failcode)
{
struct db_stmt *stmt;
struct timeabs *resolved_time;
if (state == FORWARD_SETTLED || state == FORWARD_FAILED) {
resolved_time = tal(tmpctx, struct timeabs);
*resolved_time = time_now();
} else {
resolved_time = NULL;
}
if (wallet_forwarded_payment_update(w, in, out, state, failcode, resolved_time))
goto notify;
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO forwarded_payments ("
" in_htlc_id"
", out_htlc_id"
", in_channel_scid"
", out_channel_scid"
", in_msatoshi"
", out_msatoshi"
", state"
", received_time"
", resolved_time"
", failcode"
") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"));
db_bind_u64(stmt, 0, in->dbid);
if (out) {
db_bind_u64(stmt, 1, out->dbid);
db_bind_u64(stmt, 3, out->key.channel->scid->u64);
db_bind_amount_msat(stmt, 5, &out->msat);
} else {
/* FORWARD_LOCAL_FAILED may occur before we get htlc_out */
assert(failcode != 0);
assert(state == FORWARD_LOCAL_FAILED);
db_bind_null(stmt, 1);
db_bind_null(stmt, 3);
db_bind_null(stmt, 5);
}
db_bind_u64(stmt, 2, in->key.channel->scid->u64);
db_bind_amount_msat(stmt, 4, &in->msat);
db_bind_int(stmt, 6, wallet_forward_status_in_db(state));
db_bind_timeabs(stmt, 7, in->received_time);
if (resolved_time != NULL)
db_bind_timeabs(stmt, 8, *resolved_time);
else
db_bind_null(stmt, 8);
if (failcode != 0) {
assert(state == FORWARD_FAILED || state == FORWARD_LOCAL_FAILED);
db_bind_int(stmt, 9, (int)failcode);
} else {
db_bind_null(stmt, 9);
}
db_exec_prepared_v2(take(stmt));
notify:
notify_forward_event(w->ld, in, scid_out, out ? &out->msat : NULL,
state, failcode, resolved_time);
}
struct amount_msat wallet_total_forward_fees(struct wallet *w)
{
struct db_stmt *stmt;
struct amount_msat total;
bool res;
stmt = db_prepare_v2(w->db, SQL("SELECT"
" CAST(COALESCE(SUM(in_msatoshi - out_msatoshi), 0) AS BIGINT)"
" FROM forwarded_payments "
"WHERE state = ?;"));
db_bind_int(stmt, 0, wallet_forward_status_in_db(FORWARD_SETTLED));
db_query_prepared(stmt);
res = db_step(stmt);
assert(res);
db_column_amount_msat(stmt, 0, &total);
tal_free(stmt);
return total;
}
bool string_to_forward_status(const char *status_str, enum forward_status *status)
{
if (streq(status_str, "offered")) {
*status = FORWARD_OFFERED;
return true;
} else if (streq(status_str, "settled")) {
*status = FORWARD_SETTLED;
return true;
} else if (streq(status_str, "failed")) {
*status = FORWARD_FAILED;
return true;
} else if (streq(status_str, "local_failed")) {
*status = FORWARD_LOCAL_FAILED;
return true;
}
return false;
}
const struct forwarding *wallet_forwarded_payments_get(struct wallet *w,
const tal_t *ctx,
enum forward_status status,
const struct short_channel_id *chan_in,
const struct short_channel_id *chan_out)
{
struct forwarding *results = tal_arr(ctx, struct forwarding, 0);
size_t count = 0;
struct db_stmt *stmt;
// placeholder for any parameter, the value doesn't matter because it's discarded by sql
const int any = -1;
stmt = db_prepare_v2(
w->db,
SQL("SELECT"
" f.state"
", in_msatoshi"
", out_msatoshi"
", hin.payment_hash as payment_hash"
", in_channel_scid"
", out_channel_scid"
", f.received_time"
", f.resolved_time"
", f.failcode "
"FROM forwarded_payments f "
"LEFT JOIN channel_htlcs hin ON (f.in_htlc_id = hin.id) "
"WHERE (1 = ? OR f.state = ?) AND "
"(1 = ? OR f.in_channel_scid = ?) AND "
"(1 = ? OR f.out_channel_scid = ?)"));
if (status == FORWARD_ANY) {
// any status
db_bind_int(stmt, 0, 1);
db_bind_int(stmt, 1, any);
} else {
// specific forward status
db_bind_int(stmt, 0, 0);
db_bind_int(stmt, 1, status);
}
if (chan_in) {
// specific in_channel
db_bind_int(stmt, 2, 0);
db_bind_u64(stmt, 3, chan_in->u64);
} else {
// any in_channel
db_bind_int(stmt, 2, 1);
db_bind_int(stmt, 3, any);
}
if (chan_out) {
// specific out_channel
db_bind_int(stmt, 4, 0);
db_bind_u64(stmt, 5, chan_out->u64);
} else {
// any out_channel
db_bind_int(stmt, 4, 1);
db_bind_int(stmt, 5, any);
}
db_query_prepared(stmt);
for (count=0; db_step(stmt); count++) {
tal_resize(&results, count+1);
struct forwarding *cur = &results[count];
cur->status = db_column_int(stmt, 0);
db_column_amount_msat(stmt, 1, &cur->msat_in);
if (!db_column_is_null(stmt, 2)) {
db_column_amount_msat(stmt, 2, &cur->msat_out);
if (!amount_msat_sub(&cur->fee, cur->msat_in, cur->msat_out)) {
log_broken(w->log, "Forwarded in %s less than out %s!",
type_to_string(tmpctx, struct amount_msat,
&cur->msat_in),
type_to_string(tmpctx, struct amount_msat,
&cur->msat_out));
cur->fee = AMOUNT_MSAT(0);
}
}
else {
assert(cur->status == FORWARD_LOCAL_FAILED);
cur->msat_out = AMOUNT_MSAT(0);
/* For this case, this forward_payment doesn't have out channel,
* so the fee should be set as 0.*/
cur->fee = AMOUNT_MSAT(0);
}
if (!db_column_is_null(stmt, 3)) {
cur->payment_hash = tal(ctx, struct sha256);
db_column_sha256(stmt, 3, cur->payment_hash);
} else {
cur->payment_hash = NULL;
}
cur->channel_in.u64 = db_column_u64(stmt, 4);
if (!db_column_is_null(stmt, 5)) {
cur->channel_out.u64 = db_column_u64(stmt, 5);
} else {
assert(cur->status == FORWARD_LOCAL_FAILED);
cur->channel_out.u64 = 0;
}
cur->received_time = db_column_timeabs(stmt, 6);
if (!db_column_is_null(stmt, 7)) {
cur->resolved_time = tal(ctx, struct timeabs);
*cur->resolved_time = db_column_timeabs(stmt, 7);
} else {
cur->resolved_time = NULL;
}
if (!db_column_is_null(stmt, 8)) {
assert(cur->status == FORWARD_FAILED ||
cur->status == FORWARD_LOCAL_FAILED);
cur->failcode = db_column_int(stmt, 8);
} else {
cur->failcode = 0;
}
}
tal_free(stmt);
return results;
}
struct wallet_transaction *wallet_transactions_get(struct wallet *w, const tal_t *ctx)
{
struct db_stmt *stmt;
size_t count;
struct wallet_transaction *cur = NULL, *txs = tal_arr(ctx, struct wallet_transaction, 0);
struct bitcoin_txid last;
/* Make sure we can check for changing txids */
memset(&last, 0, sizeof(last));
stmt = db_prepare_v2(
w->db,
SQL("SELECT"
" t.id"
", t.rawtx"
", t.blockheight"
", t.txindex"
", t.type as txtype"
", c2.short_channel_id as txchan"
", a.location"
", a.idx as ann_idx"
", a.type as annotation_type"
", c.short_channel_id"
" FROM"
" transactions t LEFT JOIN"
" transaction_annotations a ON (a.txid = t.id) LEFT JOIN"
" channels c ON (a.channel = c.id) LEFT JOIN"
" channels c2 ON (t.channel_id = c2.id) "
"ORDER BY t.blockheight, t.txindex ASC"));
db_query_prepared(stmt);
for (count = 0; db_step(stmt); count++) {
struct bitcoin_txid curtxid;
db_column_txid(stmt, 0, &curtxid);
/* If this is a new entry, allocate it in the array and set
* the common fields (all fields from the transactions table. */
if (!bitcoin_txid_eq(&last, &curtxid)) {
last = curtxid;
tal_resize(&txs, tal_count(txs) + 1);
cur = &txs[tal_count(txs) - 1];
db_column_txid(stmt, 0, &cur->id);
cur->tx = db_column_tx(txs, stmt, 1);
cur->rawtx = tal_dup_arr(txs, u8, db_column_blob(stmt, 1),
db_column_bytes(stmt, 1), 0);
/* TX may be unconfirmed. */
if (!db_column_is_null(stmt, 2)) {
cur->blockheight = db_column_int(stmt, 2);
if (!db_column_is_null(stmt, 3)) {
cur->txindex = db_column_int(stmt, 3);
} else {
cur->txindex = 0;
}
} else {
cur->blockheight = 0;
cur->txindex = 0;
}
if (!db_column_is_null(stmt, 4))
cur->annotation.type = db_column_u64(stmt, 4);
else
cur->annotation.type = 0;
if (!db_column_is_null(stmt, 5))
db_column_short_channel_id(stmt, 5, &cur->annotation.channel);
else
cur->annotation.channel.u64 = 0;
cur->output_annotations = tal_arrz(txs, struct tx_annotation, cur->tx->wtx->num_outputs);
cur->input_annotations = tal_arrz(txs, struct tx_annotation, cur->tx->wtx->num_inputs);
}
/* This should always be set by the above if-statement,
* otherwise we have a txid of all 0x00 bytes... */
assert(cur != NULL);
/* Check if we have any annotations. If there are none the
* fields are all set to null */
if (!db_column_is_null(stmt, 6)) {
enum wallet_tx_annotation_type loc = db_column_int(stmt, 6);
int idx = db_column_int(stmt, 7);
struct tx_annotation *ann;
/* Select annotation from array to fill in. */
if (loc == OUTPUT_ANNOTATION)
ann = &cur->output_annotations[idx];
else if (loc == INPUT_ANNOTATION)
ann = &cur->input_annotations[idx];
else
fatal("Transaction annotations are only available for inputs and outputs. Value %d", loc);
/* cppcheck-suppress uninitvar - false positive on fatal() above */
ann->type = db_column_int(stmt, 8);
if (!db_column_is_null(stmt, 9))
db_column_short_channel_id(stmt, 9, &ann->channel);
else
ann->channel.u64 = 0;
}
}
tal_free(stmt);
return txs;
}
void wallet_penalty_base_add(struct wallet *w, u64 chan_id,
const struct penalty_base *pb)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO penalty_bases ("
" channel_id"
", commitnum"
", txid"
", outnum"
", amount"
") VALUES (?, ?, ?, ?, ?);"));
db_bind_u64(stmt, 0, chan_id);
db_bind_u64(stmt, 1, pb->commitment_num);
db_bind_txid(stmt, 2, &pb->txid);
db_bind_int(stmt, 3, pb->outnum);
db_bind_amount_sat(stmt, 4, &pb->amount);
db_exec_prepared_v2(take(stmt));
}
struct penalty_base *wallet_penalty_base_load_for_channel(const tal_t *ctx,
struct wallet *w,
u64 chan_id)
{
struct db_stmt *stmt;
struct penalty_base *res = tal_arr(ctx, struct penalty_base, 0);
stmt = db_prepare_v2(
w->db,
SQL("SELECT commitnum, txid, outnum, amount "
"FROM penalty_bases "
"WHERE channel_id = ?"));
db_bind_u64(stmt, 0, chan_id);
db_query_prepared(stmt);
while (db_step(stmt)) {
struct penalty_base pb;
pb.commitment_num = db_column_u64(stmt, 0);
db_column_txid(stmt, 1, &pb.txid);
pb.outnum = db_column_int(stmt, 2);
db_column_amount_sat(stmt, 3, &pb.amount);
tal_arr_expand(&res, pb);
}
tal_free(stmt);
return res;
}
void wallet_penalty_base_delete(struct wallet *w, u64 chan_id, u64 commitnum)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(
w->db,
SQL("DELETE FROM penalty_bases "
"WHERE channel_id = ? AND commitnum = ?"));
db_bind_u64(stmt, 0, chan_id);
db_bind_u64(stmt, 1, commitnum);
db_exec_prepared_v2(take(stmt));
}
bool wallet_offer_create(struct wallet *w,
const struct sha256 *offer_id,
const char *bolt12,
const struct json_escape *label,
enum offer_status status)
{
struct db_stmt *stmt;
assert(offer_status_active(status));
/* Test if already exists. */
stmt = db_prepare_v2(w->db, SQL("SELECT 1"
" FROM offers"
" WHERE offer_id = ?;"));
db_bind_sha256(stmt, 0, offer_id);
db_query_prepared(stmt);
if (db_step(stmt)) {
tal_free(stmt);
return false;
}
tal_free(stmt);
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO offers ("
" offer_id"
", bolt12"
", label"
", status"
") VALUES (?, ?, ?, ?);"));
db_bind_sha256(stmt, 0, offer_id);
db_bind_text(stmt, 1, bolt12);
if (label)
db_bind_json_escape(stmt, 2, label);
else
db_bind_null(stmt, 2);
db_bind_int(stmt, 3, offer_status_in_db(status));
db_exec_prepared_v2(take(stmt));
return true;
}
char *wallet_offer_find(const tal_t *ctx,
struct wallet *w,
const struct sha256 *offer_id,
const struct json_escape **label,
enum offer_status *status)
{
struct db_stmt *stmt;
char *bolt12;
stmt = db_prepare_v2(w->db, SQL("SELECT bolt12, label, status"
" FROM offers"
" WHERE offer_id = ?;"));
db_bind_sha256(stmt, 0, offer_id);
db_query_prepared(stmt);
if (!db_step(stmt)) {
tal_free(stmt);
return NULL;
}
bolt12 = tal_strdup(ctx, cast_signed(const char *, db_column_text(stmt, 0)));
if (label) {
if (db_column_is_null(stmt, 1))
*label = NULL;
else
*label = db_column_json_escape(ctx, stmt, 1);
}
if (status)
*status = offer_status_in_db(db_column_int(stmt, 2));
tal_free(stmt);
return bolt12;
}
struct db_stmt *wallet_offer_id_first(struct wallet *w, struct sha256 *offer_id)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("SELECT offer_id FROM offers;"));
db_query_prepared(stmt);
return wallet_offer_id_next(w, stmt, offer_id);
}
struct db_stmt *wallet_offer_id_next(struct wallet *w,
struct db_stmt *stmt,
struct sha256 *offer_id)
{
if (!db_step(stmt))
return tal_free(stmt);
db_column_sha256(stmt, 0, offer_id);
return stmt;
}
/* If we make an offer inactive, this also expires all invoices
* which we issued for it. */
static void offer_status_update(struct db *db,
const struct sha256 *offer_id,
enum offer_status oldstatus,
enum offer_status newstatus)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(db, SQL("UPDATE offers"
" SET status=?"
" WHERE offer_id = ?;"));
db_bind_int(stmt, 0, offer_status_in_db(newstatus));
db_bind_sha256(stmt, 1, offer_id);
db_exec_prepared_v2(take(stmt));
if (!offer_status_active(oldstatus)
|| offer_status_active(newstatus))
return;
stmt = db_prepare_v2(db, SQL("UPDATE invoices"
" SET state=?"
" WHERE state=? AND local_offer_id = ?;"));
db_bind_int(stmt, 0, invoice_status_in_db(EXPIRED));
db_bind_int(stmt, 1, invoice_status_in_db(UNPAID));
db_bind_sha256(stmt, 2, offer_id);
db_exec_prepared_v2(take(stmt));
}
enum offer_status wallet_offer_disable(struct wallet *w,
const struct sha256 *offer_id,
enum offer_status s)
{
enum offer_status newstatus;
assert(offer_status_active(s));
newstatus = offer_status_in_db(s & ~OFFER_STATUS_ACTIVE_F);
offer_status_update(w->db, offer_id, s, newstatus);
return newstatus;
}
void wallet_offer_mark_used(struct db *db, const struct sha256 *offer_id)
{
struct db_stmt *stmt;
enum offer_status status;
stmt = db_prepare_v2(db, SQL("SELECT status"
" FROM offers"
" WHERE offer_id = ?;"));
db_bind_sha256(stmt, 0, offer_id);
db_query_prepared(stmt);
if (!db_step(stmt))
fatal("%s: unknown offer_id %s",
__func__,
type_to_string(tmpctx, struct sha256, offer_id));
status = offer_status_in_db(db_column_int(stmt, 0));
tal_free(stmt);
if (!offer_status_active(status))
fatal("%s: offer_id %s not active: status %i",
__func__,
type_to_string(tmpctx, struct sha256, offer_id),
status);
if (!offer_status_used(status)) {
enum offer_status newstatus;
if (offer_status_single(status))
newstatus = OFFER_SINGLE_USE_USED;
else
newstatus = OFFER_MULTIPLE_USE_USED;
offer_status_update(db, offer_id, status, newstatus);
}
}
/* We join key parts with nuls for now. */
static void db_bind_datastore_key(struct db_stmt *stmt,
int pos,
const char **key)
{
u8 *joined;
size_t len;
if (tal_count(key) == 1) {
db_bind_blob(stmt, pos, (u8 *)key[0], strlen(key[0]));
return;
}
len = strlen(key[0]);
joined = (u8 *)tal_strdup(tmpctx, key[0]);
for (size_t i = 1; i < tal_count(key); i++) {
tal_resize(&joined, len + 1 + strlen(key[i]));
joined[len] = '\0';
memcpy(joined + len + 1, key[i], strlen(key[i]));
len += 1 + strlen(key[i]);
}
db_bind_blob(stmt, pos, joined, len);
}
static const char **db_column_datastore_key(const tal_t *ctx,
struct db_stmt *stmt,
int col)
{
char **key;
const u8 *joined = db_column_blob(stmt, col);
size_t len = db_column_bytes(stmt, col);
key = tal_arr(ctx, char *, 0);
do {
size_t partlen;
for (partlen = 0; partlen < len; partlen++) {
if (joined[partlen] == '\0') {
partlen++;
break;
}
}
tal_arr_expand(&key, tal_strndup(key, (char *)joined, partlen));
len -= partlen;
joined += partlen;
} while (len != 0);
return cast_const2(const char **, key);
}
void wallet_datastore_update(struct wallet *w, const char **key, const u8 *data)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db,
SQL("UPDATE datastore SET data=?, generation=generation+1 WHERE key=?;"));
db_bind_talarr(stmt, 0, data);
db_bind_datastore_key(stmt, 1, key);
db_exec_prepared_v2(take(stmt));
}
void wallet_datastore_create(struct wallet *w, const char **key, const u8 *data)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db,
SQL("INSERT INTO datastore VALUES (?, ?, 0);"));
db_bind_datastore_key(stmt, 0, key);
db_bind_talarr(stmt, 1, data);
db_exec_prepared_v2(take(stmt));
}
void wallet_datastore_remove(struct wallet *w, const char **key)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(w->db, SQL("DELETE FROM datastore"
" WHERE key = ?"));
db_bind_datastore_key(stmt, 0, key);
db_exec_prepared_v2(take(stmt));
}
struct db_stmt *wallet_datastore_first(const tal_t *ctx,
struct wallet *w,
const char **startkey,
const char ***key,
const u8 **data,
u64 *generation)
{
struct db_stmt *stmt;
if (startkey) {
stmt = db_prepare_v2(w->db,
SQL("SELECT key, data, generation"
" FROM datastore"
" WHERE key >= ?"
" ORDER BY key;"));
db_bind_datastore_key(stmt, 0, startkey);
} else {
stmt = db_prepare_v2(w->db,
SQL("SELECT key, data, generation"
" FROM datastore"
" ORDER BY key;"));
}
db_query_prepared(stmt);
return wallet_datastore_next(ctx, w, stmt, key, data, generation);
}
struct db_stmt *wallet_datastore_next(const tal_t *ctx,
struct wallet *w,
struct db_stmt *stmt,
const char ***key,
const u8 **data,
u64 *generation)
{
if (!db_step(stmt))
return tal_free(stmt);
*key = db_column_datastore_key(ctx, stmt, 0);
if (data)
*data = db_column_talarr(ctx, stmt, 1);
if (generation)
*generation = db_column_u64(stmt, 2);
return stmt;
}
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