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core-lightning/wallet/db.c
Rusty Russell 6fe570820e Remove general shadowed variables. 
We shadow local variables in several places: generally, these changes
make the code clearer.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2022-08-31 12:18:28 +03:00

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#include "config.h"
#include <bitcoin/script.h>
#include <ccan/array_size/array_size.h>
#include <ccan/build_assert/build_assert.h>
#include <ccan/mem/mem.h>
#include <ccan/tal/str/str.h>
#include <common/key_derive.h>
#include <common/version.h>
#include <db/bindings.h>
#include <db/common.h>
#include <db/exec.h>
#include <db/utils.h>
#include <errno.h>
#include <hsmd/hsmd_wiregen.h>
#include <lightningd/channel.h>
#include <lightningd/plugin_hook.h>
#include <wallet/db.h>
#include <wire/wire_sync.h>
/* Small container for things that are needed by migrations. The
* fields are guaranteed to be initialized and can be relied upon when
* migrating.
*/
struct migration_context {
const struct ext_key *bip32_base;
int hsm_fd;
};
struct migration {
const char *sql;
void (*func)(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
};
static void migrate_pr2342_feerate_per_channel(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
static void migrate_our_funding(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
static void migrate_last_tx_to_psbt(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
static void
migrate_inflight_last_tx_to_psbt(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
static void fillin_missing_scriptpubkeys(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
static void fillin_missing_channel_id(struct lightningd *ld, struct db *db,
const struct migration_context *mc);
static void fillin_missing_local_basepoints(struct lightningd *ld,
struct db *db,
const struct migration_context *mc);
static void fillin_missing_channel_blockheights(struct lightningd *ld,
struct db *db,
const struct migration_context *mc);
/* Do not reorder or remove elements from this array, it is used to
* migrate existing databases from a previous state, based on the
* string indices */
static struct migration dbmigrations[] = {
{SQL("CREATE TABLE version (version INTEGER)"), NULL},
{SQL("INSERT INTO version VALUES (1)"), NULL},
{SQL("CREATE TABLE outputs ("
" prev_out_tx BLOB"
", prev_out_index INTEGER"
", value BIGINT"
", type INTEGER"
", status INTEGER"
", keyindex INTEGER"
", PRIMARY KEY (prev_out_tx, prev_out_index));"),
NULL},
{SQL("CREATE TABLE vars ("
" name VARCHAR(32)"
", val VARCHAR(255)"
", PRIMARY KEY (name)"
");"),
NULL},
{SQL("CREATE TABLE shachains ("
" id BIGSERIAL"
", min_index BIGINT"
", num_valid BIGINT"
", PRIMARY KEY (id)"
");"),
NULL},
{SQL("CREATE TABLE shachain_known ("
" shachain_id BIGINT REFERENCES shachains(id) ON DELETE CASCADE"
", pos INTEGER"
", idx BIGINT"
", hash BLOB"
", PRIMARY KEY (shachain_id, pos)"
");"),
NULL},
{SQL("CREATE TABLE peers ("
" id BIGSERIAL"
", node_id BLOB UNIQUE" /* pubkey */
", address TEXT"
", PRIMARY KEY (id)"
");"),
NULL},
{SQL("CREATE TABLE channels ("
" id BIGSERIAL," /* chan->id */
" peer_id BIGINT REFERENCES peers(id) ON DELETE CASCADE,"
" short_channel_id TEXT,"
" channel_config_local BIGINT,"
" channel_config_remote BIGINT,"
" state INTEGER,"
" funder INTEGER,"
" channel_flags INTEGER,"
" minimum_depth INTEGER,"
" next_index_local BIGINT,"
" next_index_remote BIGINT,"
" next_htlc_id BIGINT,"
" funding_tx_id BLOB,"
" funding_tx_outnum INTEGER,"
" funding_satoshi BIGINT,"
" funding_locked_remote INTEGER,"
" push_msatoshi BIGINT,"
" msatoshi_local BIGINT," /* our_msatoshi */
/* START channel_info */
" fundingkey_remote BLOB,"
" revocation_basepoint_remote BLOB,"
" payment_basepoint_remote BLOB,"
" htlc_basepoint_remote BLOB,"
" delayed_payment_basepoint_remote BLOB,"
" per_commit_remote BLOB,"
" old_per_commit_remote BLOB,"
" local_feerate_per_kw INTEGER,"
" remote_feerate_per_kw INTEGER,"
/* END channel_info */
" shachain_remote_id BIGINT,"
" shutdown_scriptpubkey_remote BLOB,"
" shutdown_keyidx_local BIGINT,"
" last_sent_commit_state BIGINT,"
" last_sent_commit_id INTEGER,"
" last_tx BLOB,"
" last_sig BLOB,"
" closing_fee_received INTEGER,"
" closing_sig_received BLOB,"
" PRIMARY KEY (id)"
");"),
NULL},
{SQL("CREATE TABLE channel_configs ("
" id BIGSERIAL,"
" dust_limit_satoshis BIGINT,"
" max_htlc_value_in_flight_msat BIGINT,"
" channel_reserve_satoshis BIGINT,"
" htlc_minimum_msat BIGINT,"
" to_self_delay INTEGER,"
" max_accepted_htlcs INTEGER,"
" PRIMARY KEY (id)"
");"),
NULL},
{SQL("CREATE TABLE channel_htlcs ("
" id BIGSERIAL,"
" channel_id BIGINT REFERENCES channels(id) ON DELETE CASCADE,"
" channel_htlc_id BIGINT,"
" direction INTEGER,"
" origin_htlc BIGINT,"
" msatoshi BIGINT,"
" cltv_expiry INTEGER,"
" payment_hash BLOB,"
" payment_key BLOB,"
" routing_onion BLOB,"
" failuremsg BLOB," /* Note: This is in fact the failure onionreply,
* but renaming columns is hard! */
" malformed_onion INTEGER,"
" hstate INTEGER,"
" shared_secret BLOB,"
" PRIMARY KEY (id),"
" UNIQUE (channel_id, channel_htlc_id, direction)"
");"),
NULL},
{SQL("CREATE TABLE invoices ("
" id BIGSERIAL,"
" state INTEGER,"
" msatoshi BIGINT,"
" payment_hash BLOB,"
" payment_key BLOB,"
" label TEXT,"
" PRIMARY KEY (id),"
" UNIQUE (label),"
" UNIQUE (payment_hash)"
");"),
NULL},
{SQL("CREATE TABLE payments ("
" id BIGSERIAL,"
" timestamp INTEGER,"
" status INTEGER,"
" payment_hash BLOB,"
" direction INTEGER,"
" destination BLOB,"
" msatoshi BIGINT,"
" PRIMARY KEY (id),"
" UNIQUE (payment_hash)"
");"),
NULL},
/* Add expiry field to invoices (effectively infinite). */
{SQL("ALTER TABLE invoices ADD expiry_time BIGINT;"), NULL},
{SQL("UPDATE invoices SET expiry_time=9223372036854775807;"), NULL},
/* Add pay_index field to paid invoices (initially, same order as id). */
{SQL("ALTER TABLE invoices ADD pay_index BIGINT;"), NULL},
{SQL("CREATE UNIQUE INDEX invoices_pay_index ON invoices(pay_index);"),
NULL},
{SQL("UPDATE invoices SET pay_index=id WHERE state=1;"),
NULL}, /* only paid invoice */
/* Create next_pay_index variable (highest pay_index). */
{SQL("INSERT INTO vars(name, val)"
" VALUES('next_pay_index', "
" COALESCE((SELECT MAX(pay_index) FROM invoices WHERE state=1), 0) "
"+ 1"
" );"),
NULL},
/* Create first_block field; initialize from channel id if any.
* This fails for channels still awaiting lockin, but that only applies to
* pre-release software, so it's forgivable. */
{SQL("ALTER TABLE channels ADD first_blocknum BIGINT;"), NULL},
{SQL("UPDATE channels SET first_blocknum=1 WHERE short_channel_id IS NOT NULL;"),
NULL},
{SQL("ALTER TABLE outputs ADD COLUMN channel_id BIGINT;"), NULL},
{SQL("ALTER TABLE outputs ADD COLUMN peer_id BLOB;"), NULL},
{SQL("ALTER TABLE outputs ADD COLUMN commitment_point BLOB;"), NULL},
{SQL("ALTER TABLE invoices ADD COLUMN msatoshi_received BIGINT;"), NULL},
/* Normally impossible, so at least we'll know if databases are ancient. */
{SQL("UPDATE invoices SET msatoshi_received=0 WHERE state=1;"), NULL},
{SQL("ALTER TABLE channels ADD COLUMN last_was_revoke INTEGER;"), NULL},
/* We no longer record incoming payments: invoices cover that.
* Without ALTER_TABLE DROP COLUMN support we need to do this by
* rename & copy, which works because there are no triggers etc. */
{SQL("ALTER TABLE payments RENAME TO temp_payments;"), NULL},
{SQL("CREATE TABLE payments ("
" id BIGSERIAL,"
" timestamp INTEGER,"
" status INTEGER,"
" payment_hash BLOB,"
" destination BLOB,"
" msatoshi BIGINT,"
" PRIMARY KEY (id),"
" UNIQUE (payment_hash)"
");"),
NULL},
{SQL("INSERT INTO payments SELECT id, timestamp, status, payment_hash, "
"destination, msatoshi FROM temp_payments WHERE direction=1;"),
NULL},
{SQL("DROP TABLE temp_payments;"), NULL},
/* We need to keep the preimage in case they ask to pay again. */
{SQL("ALTER TABLE payments ADD COLUMN payment_preimage BLOB;"), NULL},
/* We need to keep the shared secrets to decode error returns. */
{SQL("ALTER TABLE payments ADD COLUMN path_secrets BLOB;"), NULL},
/* Create time-of-payment of invoice, default already-paid
* invoices to current time. */
{SQL("ALTER TABLE invoices ADD paid_timestamp BIGINT;"), NULL},
{SQL("UPDATE invoices"
" SET paid_timestamp = CURRENT_TIMESTAMP()"
" WHERE state = 1;"),
NULL},
/* We need to keep the route node pubkeys and short channel ids to
* correctly mark routing failures. We separate short channel ids
* because we cannot safely save them as blobs due to byteorder
* concerns. */
{SQL("ALTER TABLE payments ADD COLUMN route_nodes BLOB;"), NULL},
{SQL("ALTER TABLE payments ADD COLUMN route_channels BLOB;"), NULL},
{SQL("CREATE TABLE htlc_sigs (channelid INTEGER REFERENCES channels(id) ON "
"DELETE CASCADE, signature BLOB);"),
NULL},
{SQL("CREATE INDEX channel_idx ON htlc_sigs (channelid)"), NULL},
/* Get rid of OPENINGD entries; we don't put them in db any more */
{SQL("DELETE FROM channels WHERE state=1"), NULL},
/* Keep track of db upgrades, for debugging */
{SQL("CREATE TABLE db_upgrades (upgrade_from INTEGER, lightning_version "
"TEXT);"),
NULL},
/* We used not to clean up peers when their channels were gone. */
{SQL("DELETE FROM peers WHERE id NOT IN (SELECT peer_id FROM channels);"),
NULL},
/* The ONCHAIND_CHEATED/THEIR_UNILATERAL/OUR_UNILATERAL/MUTUAL are now one
*/
{SQL("UPDATE channels SET STATE = 8 WHERE state > 8;"), NULL},
/* Add bolt11 to invoices table*/
{SQL("ALTER TABLE invoices ADD bolt11 TEXT;"), NULL},
/* What do we think the head of the blockchain looks like? Used
* primarily to track confirmations across restarts and making
* sure we handle reorgs correctly. */
{SQL("CREATE TABLE blocks (height INT, hash BLOB, prev_hash BLOB, "
"UNIQUE(height));"),
NULL},
/* ON DELETE CASCADE would have been nice for confirmation_height,
* so that we automatically delete outputs that fall off the
* blockchain and then we rediscover them if they are included
* again. However, we have the their_unilateral/to_us which we
* can't simply recognize from the chain without additional
* hints. So we just mark them as unconfirmed should the block
* die. */
{SQL("ALTER TABLE outputs ADD COLUMN confirmation_height INTEGER "
"REFERENCES blocks(height) ON DELETE SET NULL;"),
NULL},
{SQL("ALTER TABLE outputs ADD COLUMN spend_height INTEGER REFERENCES "
"blocks(height) ON DELETE SET NULL;"),
NULL},
/* Create a covering index that covers both fields */
{SQL("CREATE INDEX output_height_idx ON outputs (confirmation_height, "
"spend_height);"),
NULL},
{SQL("CREATE TABLE utxoset ("
" txid BLOB,"
" outnum INT,"
" blockheight INT REFERENCES blocks(height) ON DELETE CASCADE,"
" spendheight INT REFERENCES blocks(height) ON DELETE SET NULL,"
" txindex INT,"
" scriptpubkey BLOB,"
" satoshis BIGINT,"
" PRIMARY KEY(txid, outnum));"),
NULL},
{SQL("CREATE INDEX short_channel_id ON utxoset (blockheight, txindex, "
"outnum)"),
NULL},
/* Necessary index for long rollbacks of the blockchain, otherwise we're
* doing table scans for every block removed. */
{SQL("CREATE INDEX utxoset_spend ON utxoset (spendheight)"), NULL},
/* Assign key 0 to unassigned shutdown_keyidx_local. */
{SQL("UPDATE channels SET shutdown_keyidx_local=0 WHERE "
"shutdown_keyidx_local = -1;"),
NULL},
/* FIXME: We should rename shutdown_keyidx_local to final_key_index */
/* -- Payment routing failure information -- */
/* BLOB if failure was due to unparseable onion, NULL otherwise */
{SQL("ALTER TABLE payments ADD failonionreply BLOB;"), NULL},
/* 0 if we could theoretically retry, 1 if PERM fail at payee */
{SQL("ALTER TABLE payments ADD faildestperm INTEGER;"), NULL},
/* Contents of routing_failure (only if not unparseable onion) */
{SQL("ALTER TABLE payments ADD failindex INTEGER;"),
NULL}, /* erring_index */
{SQL("ALTER TABLE payments ADD failcode INTEGER;"), NULL}, /* failcode */
{SQL("ALTER TABLE payments ADD failnode BLOB;"), NULL}, /* erring_node */
{SQL("ALTER TABLE payments ADD failchannel TEXT;"),
NULL}, /* erring_channel */
{SQL("ALTER TABLE payments ADD failupdate BLOB;"),
NULL}, /* channel_update - can be NULL*/
/* -- Payment routing failure information ends -- */
/* Delete route data for already succeeded or failed payments */
{SQL("UPDATE payments"
" SET path_secrets = NULL"
" , route_nodes = NULL"
" , route_channels = NULL"
" WHERE status <> 0;"),
NULL}, /* PAYMENT_PENDING */
/* -- Routing statistics -- */
{SQL("ALTER TABLE channels ADD in_payments_offered INTEGER DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD in_payments_fulfilled INTEGER DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD in_msatoshi_offered BIGINT DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD in_msatoshi_fulfilled BIGINT DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD out_payments_offered INTEGER DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD out_payments_fulfilled INTEGER DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD out_msatoshi_offered BIGINT DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD out_msatoshi_fulfilled BIGINT DEFAULT 0;"), NULL},
{SQL("UPDATE channels"
" SET in_payments_offered = 0, in_payments_fulfilled = 0"
" , in_msatoshi_offered = 0, in_msatoshi_fulfilled = 0"
" , out_payments_offered = 0, out_payments_fulfilled = 0"
" , out_msatoshi_offered = 0, out_msatoshi_fulfilled = 0"
" ;"),
NULL},
/* -- Routing statistics ends --*/
/* Record the msatoshi actually sent in a payment. */
{SQL("ALTER TABLE payments ADD msatoshi_sent BIGINT;"), NULL},
{SQL("UPDATE payments SET msatoshi_sent = msatoshi;"), NULL},
/* Delete dangling utxoset entries due to Issue #1280 */
{SQL("DELETE FROM utxoset WHERE blockheight IN ("
" SELECT DISTINCT(blockheight)"
" FROM utxoset LEFT OUTER JOIN blocks on (blockheight = "
"blocks.height) "
" WHERE blocks.hash IS NULL"
");"),
NULL},
/* Record feerate range, to optimize onchaind grinding actual fees. */
{SQL("ALTER TABLE channels ADD min_possible_feerate INTEGER;"), NULL},
{SQL("ALTER TABLE channels ADD max_possible_feerate INTEGER;"), NULL},
/* https://bitcoinfees.github.io/#1d says Dec 17 peak was ~1M sat/kb
* which is 250,000 sat/Sipa */
{SQL("UPDATE channels SET min_possible_feerate=0, "
"max_possible_feerate=250000;"),
NULL},
/* -- Min and max msatoshi_to_us -- */
{SQL("ALTER TABLE channels ADD msatoshi_to_us_min BIGINT;"), NULL},
{SQL("ALTER TABLE channels ADD msatoshi_to_us_max BIGINT;"), NULL},
{SQL("UPDATE channels"
" SET msatoshi_to_us_min = msatoshi_local"
" , msatoshi_to_us_max = msatoshi_local"
" ;"),
NULL},
/* -- Min and max msatoshi_to_us ends -- */
/* Transactions we are interested in. Either we sent them ourselves or we
* are watching them. We don't cascade block height deletes so we don't
* forget any of them by accident.*/
{SQL("CREATE TABLE transactions ("
" id BLOB"
", blockheight INTEGER REFERENCES blocks(height) ON DELETE SET NULL"
", txindex INTEGER"
", rawtx BLOB"
", PRIMARY KEY (id)"
");"),
NULL},
/* -- Detailed payment failure -- */
{SQL("ALTER TABLE payments ADD faildetail TEXT;"), NULL},
{SQL("UPDATE payments"
" SET faildetail = 'unspecified payment failure reason'"
" WHERE status = 2;"),
NULL}, /* PAYMENT_FAILED */
/* -- Detailed payment faiure ends -- */
{SQL("CREATE TABLE channeltxs ("
/* The id serves as insertion order and short ID */
" id BIGSERIAL"
", channel_id BIGINT REFERENCES channels(id) ON DELETE CASCADE"
", type INTEGER"
", transaction_id BLOB REFERENCES transactions(id) ON DELETE CASCADE"
/* The input_num is only used by the txo_watch, 0 if txwatch */
", input_num INTEGER"
/* The height at which we sent the depth notice */
", blockheight INTEGER REFERENCES blocks(height) ON DELETE CASCADE"
", PRIMARY KEY(id)"
");"),
NULL},
/* -- Set the correct rescan height for PR #1398 -- */
/* Delete blocks that are higher than our initial scan point, this is a
* no-op if we don't have a channel. */
{SQL("DELETE FROM blocks WHERE height > (SELECT MIN(first_blocknum) FROM "
"channels);"),
NULL},
/* Now make sure we have the lower bound block with the first_blocknum
* height. This may introduce a block with NULL height if we didn't have any
* blocks, remove that in the next. */
{SQL("INSERT INTO blocks (height) VALUES ((SELECT "
"MIN(first_blocknum) FROM channels)) "
"ON CONFLICT(height) DO NOTHING;"),
NULL},
{SQL("DELETE FROM blocks WHERE height IS NULL;"), NULL},
/* -- End of PR #1398 -- */
{SQL("ALTER TABLE invoices ADD description TEXT;"), NULL},
/* FIXME: payments table 'description' is really a 'label' */
{SQL("ALTER TABLE payments ADD description TEXT;"), NULL},
/* future_per_commitment_point if other side proves we're out of date -- */
{SQL("ALTER TABLE channels ADD future_per_commitment_point BLOB;"), NULL},
/* last_sent_commit array fix */
{SQL("ALTER TABLE channels ADD last_sent_commit BLOB;"), NULL},
/* Stats table to track forwarded HTLCs. The values in the HTLCs
* and their states are replicated here and the entries are not
* deleted when the HTLC entries or the channel entries are
* deleted to avoid unexpected drops in statistics. */
{SQL("CREATE TABLE forwarded_payments ("
" in_htlc_id BIGINT REFERENCES channel_htlcs(id) ON DELETE SET NULL"
", out_htlc_id BIGINT REFERENCES channel_htlcs(id) ON DELETE SET NULL"
", in_channel_scid BIGINT"
", out_channel_scid BIGINT"
", in_msatoshi BIGINT"
", out_msatoshi BIGINT"
", state INTEGER"
", UNIQUE(in_htlc_id, out_htlc_id)"
");"),
NULL},
/* Add a direction for failed payments. */
{SQL("ALTER TABLE payments ADD faildirection INTEGER;"),
NULL}, /* erring_direction */
/* Fix dangling peers with no channels. */
{SQL("DELETE FROM peers WHERE id NOT IN (SELECT peer_id FROM channels);"),
NULL},
{SQL("ALTER TABLE outputs ADD scriptpubkey BLOB;"), NULL},
/* Keep bolt11 string for payments. */
{SQL("ALTER TABLE payments ADD bolt11 TEXT;"), NULL},
/* PR #2342 feerate per channel */
{SQL("ALTER TABLE channels ADD feerate_base INTEGER;"), NULL},
{SQL("ALTER TABLE channels ADD feerate_ppm INTEGER;"), NULL},
{NULL, migrate_pr2342_feerate_per_channel},
{SQL("ALTER TABLE channel_htlcs ADD received_time BIGINT"), NULL},
{SQL("ALTER TABLE forwarded_payments ADD received_time BIGINT"), NULL},
{SQL("ALTER TABLE forwarded_payments ADD resolved_time BIGINT"), NULL},
{SQL("ALTER TABLE channels ADD remote_upfront_shutdown_script BLOB;"),
NULL},
/* PR #2524: Add failcode into forward_payment */
{SQL("ALTER TABLE forwarded_payments ADD failcode INTEGER;"), NULL},
/* remote signatures for channel announcement */
{SQL("ALTER TABLE channels ADD remote_ann_node_sig BLOB;"), NULL},
{SQL("ALTER TABLE channels ADD remote_ann_bitcoin_sig BLOB;"), NULL},
/* Additional information for transaction tracking and listing */
{SQL("ALTER TABLE transactions ADD type BIGINT;"), NULL},
/* Not a foreign key on purpose since we still delete channels from
* the DB which would remove this. It is mainly used to group payments
* in the list view anyway, e.g., show all close and htlc transactions
* as a single bundle. */
{SQL("ALTER TABLE transactions ADD channel_id BIGINT;"), NULL},
/* Convert pre-Adelaide short_channel_ids */
{SQL("UPDATE channels"
" SET short_channel_id = REPLACE(short_channel_id, ':', 'x')"
" WHERE short_channel_id IS NOT NULL;"), NULL },
{SQL("UPDATE payments SET failchannel = REPLACE(failchannel, ':', 'x')"
" WHERE failchannel IS NOT NULL;"), NULL },
/* option_static_remotekey is nailed at creation time. */
{SQL("ALTER TABLE channels ADD COLUMN option_static_remotekey INTEGER"
" DEFAULT 0;"), NULL },
{SQL("ALTER TABLE vars ADD COLUMN intval INTEGER"), NULL},
{SQL("ALTER TABLE vars ADD COLUMN blobval BLOB"), NULL},
{SQL("UPDATE vars SET intval = CAST(val AS INTEGER) WHERE name IN ('bip32_max_index', 'last_processed_block', 'next_pay_index')"), NULL},
{SQL("UPDATE vars SET blobval = CAST(val AS BLOB) WHERE name = 'genesis_hash'"), NULL},
{SQL("CREATE TABLE transaction_annotations ("
/* Not making this a reference since we usually filter the TX by
* walking its inputs and outputs, and only afterwards storing it in
* the DB. Having a reference here would point into the void until we
* add the matching TX. */
" txid BLOB"
", idx INTEGER" /* 0 when location is the tx, the index of the output or input otherwise */
", location INTEGER" /* The transaction itself, the output at idx, or the input at idx */
", type INTEGER"
", channel BIGINT REFERENCES channels(id)"
", UNIQUE(txid, idx)"
");"), NULL},
{SQL("ALTER TABLE channels ADD shutdown_scriptpubkey_local BLOB;"),
NULL},
/* See https://github.com/ElementsProject/lightning/issues/3189 */
{SQL("UPDATE forwarded_payments SET received_time=0 WHERE received_time IS NULL;"),
NULL},
{SQL("ALTER TABLE invoices ADD COLUMN features BLOB DEFAULT '';"), NULL},
/* We can now have multiple payments in progress for a single hash, so
* add two fields; combination of payment_hash & partid is unique. */
{SQL("ALTER TABLE payments RENAME TO temp_payments;"), NULL},
{SQL("CREATE TABLE payments ("
" id BIGSERIAL"
", timestamp INTEGER"
", status INTEGER"
", payment_hash BLOB"
", destination BLOB"
", msatoshi BIGINT"
", payment_preimage BLOB"
", path_secrets BLOB"
", route_nodes BLOB"
", route_channels BLOB"
", failonionreply BLOB"
", faildestperm INTEGER"
", failindex INTEGER"
", failcode INTEGER"
", failnode BLOB"
", failchannel TEXT"
", failupdate BLOB"
", msatoshi_sent BIGINT"
", faildetail TEXT"
", description TEXT"
", faildirection INTEGER"
", bolt11 TEXT"
", total_msat BIGINT"
", partid BIGINT"
", PRIMARY KEY (id)"
", UNIQUE (payment_hash, partid))"), NULL},
{SQL("INSERT INTO payments ("
"id"
", timestamp"
", status"
", payment_hash"
", destination"
", msatoshi"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", failonionreply"
", faildestperm"
", failindex"
", failcode"
", failnode"
", failchannel"
", failupdate"
", msatoshi_sent"
", faildetail"
", description"
", faildirection"
", bolt11)"
"SELECT id"
", timestamp"
", status"
", payment_hash"
", destination"
", msatoshi"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", failonionreply"
", faildestperm"
", failindex"
", failcode"
", failnode"
", failchannel"
", failupdate"
", msatoshi_sent"
", faildetail"
", description"
", faildirection"
", bolt11 FROM temp_payments;"), NULL},
{SQL("UPDATE payments SET total_msat = msatoshi;"), NULL},
{SQL("UPDATE payments SET partid = 0;"), NULL},
{SQL("DROP TABLE temp_payments;"), NULL},
{SQL("ALTER TABLE channel_htlcs ADD partid BIGINT;"), NULL},
{SQL("UPDATE channel_htlcs SET partid = 0;"), NULL},
{SQL("CREATE TABLE channel_feerates ("
" channel_id BIGINT REFERENCES channels(id) ON DELETE CASCADE,"
" hstate INTEGER,"
" feerate_per_kw INTEGER,"
" UNIQUE (channel_id, hstate)"
");"),
NULL},
/* Cast old-style per-side feerates into most likely layout for statewise
* feerates. */
/* If we're funder (LOCAL=0):
* Then our feerate is set last (SENT_ADD_ACK_REVOCATION = 4) */
{SQL("INSERT INTO channel_feerates(channel_id, hstate, feerate_per_kw)"
" SELECT id, 4, local_feerate_per_kw FROM channels WHERE funder = 0;"),
NULL},
/* If different, assume their feerate is in state SENT_ADD_COMMIT = 1 */
{SQL("INSERT INTO channel_feerates(channel_id, hstate, feerate_per_kw)"
" SELECT id, 1, remote_feerate_per_kw FROM channels WHERE funder = 0 and local_feerate_per_kw != remote_feerate_per_kw;"),
NULL},
/* If they're funder (REMOTE=1):
* Then their feerate is set last (RCVD_ADD_ACK_REVOCATION = 14) */
{SQL("INSERT INTO channel_feerates(channel_id, hstate, feerate_per_kw)"
" SELECT id, 14, remote_feerate_per_kw FROM channels WHERE funder = 1;"),
NULL},
/* If different, assume their feerate is in state RCVD_ADD_COMMIT = 11 */
{SQL("INSERT INTO channel_feerates(channel_id, hstate, feerate_per_kw)"
" SELECT id, 11, local_feerate_per_kw FROM channels WHERE funder = 1 and local_feerate_per_kw != remote_feerate_per_kw;"),
NULL},
/* FIXME: Remove now-unused local_feerate_per_kw and remote_feerate_per_kw from channels */
{SQL("INSERT INTO vars (name, intval) VALUES ('data_version', 0);"), NULL},
/* For outgoing HTLCs, we now keep a localmsg instead of a failcode.
* Turn anything in transition into a WIRE_TEMPORARY_NODE_FAILURE. */
{SQL("ALTER TABLE channel_htlcs ADD localfailmsg BLOB;"), NULL},
{SQL("UPDATE channel_htlcs SET localfailmsg=decode('2002', 'hex') WHERE malformed_onion != 0 AND direction = 1;"), NULL},
{SQL("ALTER TABLE channels ADD our_funding_satoshi BIGINT DEFAULT 0;"), migrate_our_funding},
{SQL("CREATE TABLE penalty_bases ("
" channel_id BIGINT REFERENCES channels(id) ON DELETE CASCADE"
", commitnum BIGINT"
", txid BLOB"
", outnum INTEGER"
", amount BIGINT"
", PRIMARY KEY (channel_id, commitnum)"
");"), NULL},
/* For incoming HTLCs, we now keep track of whether or not we provided
* the preimage for it, or not. */
{SQL("ALTER TABLE channel_htlcs ADD we_filled INTEGER;"), NULL},
/* We track the counter for coin_moves, as a convenience for notification consumers */
{SQL("INSERT INTO vars (name, intval) VALUES ('coin_moves_count', 0);"), NULL},
{NULL, migrate_last_tx_to_psbt},
{SQL("ALTER TABLE outputs ADD reserved_til INTEGER DEFAULT NULL;"), NULL},
{NULL, fillin_missing_scriptpubkeys},
/* option_anchor_outputs is nailed at creation time. */
{SQL("ALTER TABLE channels ADD COLUMN option_anchor_outputs INTEGER"
" DEFAULT 0;"), NULL },
/* We need to know if it was option_anchor_outputs to spend to_remote */
{SQL("ALTER TABLE outputs ADD option_anchor_outputs INTEGER"
" DEFAULT 0;"), NULL},
{SQL("ALTER TABLE channels ADD full_channel_id BLOB DEFAULT NULL;"), fillin_missing_channel_id},
{SQL("ALTER TABLE channels ADD funding_psbt BLOB DEFAULT NULL;"), NULL},
/* Channel closure reason */
{SQL("ALTER TABLE channels ADD closer INTEGER DEFAULT 2;"), NULL},
{SQL("ALTER TABLE channels ADD state_change_reason INTEGER DEFAULT 0;"), NULL},
{SQL("CREATE TABLE channel_state_changes ("
" channel_id BIGINT REFERENCES channels(id) ON DELETE CASCADE,"
" timestamp BIGINT,"
" old_state INTEGER,"
" new_state INTEGER,"
" cause INTEGER,"
" message TEXT"
");"), NULL},
{SQL("CREATE TABLE offers ("
" offer_id BLOB"
", bolt12 TEXT"
", label TEXT"
", status INTEGER"
", PRIMARY KEY (offer_id)"
");"), NULL},
/* A reference into our own offers table, if it was made from one */
{SQL("ALTER TABLE invoices ADD COLUMN local_offer_id BLOB DEFAULT NULL REFERENCES offers(offer_id);"), NULL},
/* A reference into our own offers table, if it was made from one */
{SQL("ALTER TABLE payments ADD COLUMN local_offer_id BLOB DEFAULT NULL REFERENCES offers(offer_id);"), NULL},
{SQL("ALTER TABLE channels ADD funding_tx_remote_sigs_received INTEGER DEFAULT 0;"), NULL},
/* Speeds up deletion of one peer from the database, measurements suggest
* it cuts down the time by 80%. */
{SQL("CREATE INDEX forwarded_payments_out_htlc_id"
" ON forwarded_payments (out_htlc_id);"), NULL},
{SQL("UPDATE channel_htlcs SET malformed_onion = 0 WHERE malformed_onion IS NULL"), NULL},
/* Speed up forwarded_payments lookup based on state */
{SQL("CREATE INDEX forwarded_payments_state ON forwarded_payments (state)"), NULL},
{SQL("CREATE TABLE channel_funding_inflights ("
" channel_id BIGSERIAL REFERENCES channels(id) ON DELETE CASCADE"
", funding_tx_id BLOB"
", funding_tx_outnum INTEGER"
", funding_feerate INTEGER"
", funding_satoshi BIGINT"
", our_funding_satoshi BIGINT"
", funding_psbt BLOB"
", last_tx BLOB"
", last_sig BLOB"
", funding_tx_remote_sigs_received INTEGER"
", PRIMARY KEY (channel_id, funding_tx_id)"
");"),
NULL},
{SQL("ALTER TABLE channels ADD revocation_basepoint_local BLOB"), NULL},
{SQL("ALTER TABLE channels ADD payment_basepoint_local BLOB"), NULL},
{SQL("ALTER TABLE channels ADD htlc_basepoint_local BLOB"), NULL},
{SQL("ALTER TABLE channels ADD delayed_payment_basepoint_local BLOB"), NULL},
{SQL("ALTER TABLE channels ADD funding_pubkey_local BLOB"), NULL},
{NULL, fillin_missing_local_basepoints},
/* Oops, can I haz money back plz? */
{SQL("ALTER TABLE channels ADD shutdown_wrong_txid BLOB DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channels ADD shutdown_wrong_outnum INTEGER DEFAULT NULL"), NULL},
{NULL, migrate_inflight_last_tx_to_psbt},
/* Channels can now change their type at specific commit indexes. */
{SQL("ALTER TABLE channels ADD local_static_remotekey_start BIGINT DEFAULT 0"),
NULL},
{SQL("ALTER TABLE channels ADD remote_static_remotekey_start BIGINT DEFAULT 0"),
NULL},
/* Set counter past 2^48 if they don't have option */
{SQL("UPDATE channels SET"
" remote_static_remotekey_start = 9223372036854775807,"
" local_static_remotekey_start = 9223372036854775807"
" WHERE option_static_remotekey = 0"),
NULL},
{SQL("ALTER TABLE channel_funding_inflights ADD lease_commit_sig BLOB DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channel_funding_inflights ADD lease_chan_max_msat BIGINT DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channel_funding_inflights ADD lease_chan_max_ppt INTEGER DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channel_funding_inflights ADD lease_expiry INTEGER DEFAULT 0"), NULL},
{SQL("ALTER TABLE channel_funding_inflights ADD lease_blockheight_start INTEGER DEFAULT 0"), NULL},
{SQL("ALTER TABLE channels ADD lease_commit_sig BLOB DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channels ADD lease_chan_max_msat INTEGER DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channels ADD lease_chan_max_ppt INTEGER DEFAULT NULL"), NULL},
{SQL("ALTER TABLE channels ADD lease_expiry INTEGER DEFAULT 0"), NULL},
{SQL("CREATE TABLE channel_blockheights ("
" channel_id BIGINT REFERENCES channels(id) ON DELETE CASCADE,"
" hstate INTEGER,"
" blockheight INTEGER,"
" UNIQUE (channel_id, hstate)"
");"),
fillin_missing_channel_blockheights},
{SQL("ALTER TABLE outputs ADD csv_lock INTEGER DEFAULT 1;"), NULL},
{SQL("CREATE TABLE datastore ("
" key BLOB,"
" data BLOB,"
" generation BIGINT,"
" PRIMARY KEY (key)"
");"),
NULL},
{SQL("CREATE INDEX channel_state_changes_channel_id"
" ON channel_state_changes (channel_id);"), NULL},
/* We need to switch the unique key to cover the groupid as well,
* so we can attempt payments multiple times. */
{SQL("ALTER TABLE payments RENAME TO temp_payments;"), NULL},
{SQL("CREATE TABLE payments ("
" id BIGSERIAL"
", timestamp INTEGER"
", status INTEGER"
", payment_hash BLOB"
", destination BLOB"
", msatoshi BIGINT"
", payment_preimage BLOB"
", path_secrets BLOB"
", route_nodes BLOB"
", route_channels BLOB"
", failonionreply BLOB"
", faildestperm INTEGER"
", failindex INTEGER"
", failcode INTEGER"
", failnode BLOB"
", failchannel TEXT"
", failupdate BLOB"
", msatoshi_sent BIGINT"
", faildetail TEXT"
", description TEXT"
", faildirection INTEGER"
", bolt11 TEXT"
", total_msat BIGINT"
", partid BIGINT"
", groupid BIGINT NOT NULL DEFAULT 0"
", local_offer_id BLOB DEFAULT NULL REFERENCES offers(offer_id)"
", PRIMARY KEY (id)"
", UNIQUE (payment_hash, partid, groupid))"), NULL},
{SQL("INSERT INTO payments ("
"id"
", timestamp"
", status"
", payment_hash"
", destination"
", msatoshi"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", failonionreply"
", faildestperm"
", failindex"
", failcode"
", failnode"
", failchannel"
", failupdate"
", msatoshi_sent"
", faildetail"
", description"
", faildirection"
", bolt11"
", groupid"
", local_offer_id)"
"SELECT id"
", timestamp"
", status"
", payment_hash"
", destination"
", msatoshi"
", payment_preimage"
", path_secrets"
", route_nodes"
", route_channels"
", failonionreply"
", faildestperm"
", failindex"
", failcode"
", failnode"
", failchannel"
", failupdate"
", msatoshi_sent"
", faildetail"
", description"
", faildirection"
", bolt11"
", 0"
", local_offer_id FROM temp_payments;"), NULL},
{SQL("DROP TABLE temp_payments;"), NULL},
/* HTLCs also need to carry the groupid around so we can
* selectively update them. */
{SQL("ALTER TABLE channel_htlcs ADD groupid BIGINT;"), NULL},
{SQL("ALTER TABLE channel_htlcs ADD COLUMN"
" min_commit_num BIGINT default 0;"), NULL},
{SQL("ALTER TABLE channel_htlcs ADD COLUMN"
" max_commit_num BIGINT default NULL;"), NULL},
/* Set max_commit_num for dead (RCVD_REMOVE_ACK_REVOCATION or SENT_REMOVE_ACK_REVOCATION) HTLCs based on latest indexes */
{SQL("UPDATE channel_htlcs SET max_commit_num ="
" (SELECT GREATEST(next_index_local, next_index_remote)"
" FROM channels WHERE id=channel_id)"
" WHERE (hstate=9 OR hstate=19);"), NULL},
/* Remove unused fields which take much room in db. */
{SQL("UPDATE channel_htlcs SET"
" payment_key=NULL,"
" routing_onion=NULL,"
" failuremsg=NULL,"
" shared_secret=NULL,"
" localfailmsg=NULL"
" WHERE (hstate=9 OR hstate=19);"), NULL},
/* We default to 50k sats */
{SQL("ALTER TABLE channel_configs ADD max_dust_htlc_exposure_msat BIGINT DEFAULT 50000000"), NULL},
{SQL("ALTER TABLE channel_htlcs ADD fail_immediate INTEGER DEFAULT 0"), NULL},
/* Issue #4887: reset the payments.id sequence after the migration above. Since this is a SELECT statement that would otherwise fail, make it an INSERT into the `vars` table.*/
{SQL("/*PSQL*/INSERT INTO vars (name, intval) VALUES ('payment_id_reset', setval(pg_get_serial_sequence('payments', 'id'), COALESCE((SELECT MAX(id)+1 FROM payments), 1)))"), NULL},
/* Issue #4901: Partial index speeds up startup on nodes with ~1000 channels. */
{&SQL("CREATE INDEX channel_htlcs_speedup_unresolved_idx"
" ON channel_htlcs(channel_id, direction)"
" WHERE hstate NOT IN (9, 19);")
[BUILD_ASSERT_OR_ZERO( 9 == RCVD_REMOVE_ACK_REVOCATION) +
BUILD_ASSERT_OR_ZERO(19 == SENT_REMOVE_ACK_REVOCATION)],
NULL},
{SQL("ALTER TABLE channel_htlcs ADD fees_msat BIGINT DEFAULT 0"), NULL},
{SQL("ALTER TABLE channel_funding_inflights ADD lease_fee BIGINT DEFAULT 0"), NULL},
/* Default is too big; we set to max after loading */
{SQL("ALTER TABLE channels ADD htlc_maximum_msat BIGINT DEFAULT 2100000000000000"), NULL},
{SQL("ALTER TABLE channels ADD htlc_minimum_msat BIGINT DEFAULT 0"), NULL},
{SQL("ALTER TABLE forwarded_payments ADD forward_style INTEGER DEFAULT NULL"), NULL},
/* "description" is used for label, so we use "paydescription" here */
{SQL("ALTER TABLE payments ADD paydescription TEXT;"), NULL},
/* Alias we sent to the remote side, for zeroconf and
* option_scid_alias, can be a list of short_channel_ids if
* required, but keeping it a single SCID for now. */
{SQL("ALTER TABLE channels ADD alias_local BIGINT DEFAULT NULL"), NULL},
/* Alias we received from the peer, and which we should be using
* in routehints in invoices. The peer will remember all the
* aliases, but we only ever need one. */
{SQL("ALTER TABLE channels ADD alias_remote BIGINT DEFAULT NULL"), NULL},
};
/**
* db_migrate - Apply all remaining migrations from the current version
*/
static bool db_migrate(struct lightningd *ld, struct db *db,
const struct ext_key *bip32_base)
{
/* Attempt to read the version from the database */
int current, orig, available;
struct db_stmt *stmt;
const struct migration_context mc = {
.bip32_base = bip32_base,
.hsm_fd = ld->hsm_fd,
};
orig = current = db_get_version(db);
available = ARRAY_SIZE(dbmigrations) - 1;
if (current == -1)
log_info(ld->log, "Creating database");
else if (available < current)
db_fatal("Refusing to migrate down from version %u to %u",
current, available);
else if (current != available)
log_info(ld->log, "Updating database from version %u to %u",
current, available);
while (current < available) {
current++;
if (dbmigrations[current].sql) {
stmt = db_prepare_v2(db, dbmigrations[current].sql);
db_exec_prepared_v2(stmt);
tal_free(stmt);
}
if (dbmigrations[current].func)
dbmigrations[current].func(ld, db, &mc);
}
/* Finally update the version number in the version table */
stmt = db_prepare_v2(db, SQL("UPDATE version SET version=?;"));
db_bind_int(stmt, 0, available);
db_exec_prepared_v2(stmt);
tal_free(stmt);
/* Annotate that we did upgrade, if any. */
if (current != orig) {
stmt = db_prepare_v2(
db, SQL("INSERT INTO db_upgrades VALUES (?, ?);"));
db_bind_int(stmt, 0, orig);
db_bind_text(stmt, 1, version());
db_exec_prepared_v2(stmt);
tal_free(stmt);
}
return current != orig;
}
struct db *db_setup(const tal_t *ctx, struct lightningd *ld,
const struct ext_key *bip32_base)
{
struct db *db = db_open(ctx, ld->wallet_dsn);
bool migrated;
db->report_changes_fn = plugin_hook_db_sync;
db_begin_transaction(db);
migrated = db_migrate(ld, db, bip32_base);
db->data_version = db_data_version_get(db);
db_commit_transaction(db);
/* This needs to be done outside a transaction, apparently.
* It's a good idea to do this every so often, and on db
* upgrade is a reasonable time. */
if (migrated && !db->config->vacuum_fn(db))
db_fatal("Error vacuuming db: %s", db->error);
return db;
}
/* Will apply the current config fee settings to all channels */
static void migrate_pr2342_feerate_per_channel(struct lightningd *ld, struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt = db_prepare_v2(
db, SQL("UPDATE channels SET feerate_base = ?, feerate_ppm = ?;"));
db_bind_int(stmt, 0, ld->config.fee_base);
db_bind_int(stmt, 1, ld->config.fee_per_satoshi);
db_exec_prepared_v2(stmt);
tal_free(stmt);
}
/* We've added a column `our_funding_satoshis`, since channels can now
* have funding for either channel participant. We need to 'backfill' this
* data, however. We can do this using the fact that our_funding_satoshi
* is the same as the funding_satoshi for every channel where we are
* the `funder`
*/
static void migrate_our_funding(struct lightningd *ld, struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt;
/* Statement to update record */
stmt = db_prepare_v2(db, SQL("UPDATE channels"
" SET our_funding_satoshi = funding_satoshi"
" WHERE funder = 0;")); /* 0 == LOCAL */
db_exec_prepared_v2(stmt);
if (stmt->error)
db_fatal("Error migrating funding satoshis to our_funding (%s)",
stmt->error);
tal_free(stmt);
}
void fillin_missing_scriptpubkeys(struct lightningd *ld, struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(db, SQL("SELECT"
" type"
", keyindex"
", prev_out_tx"
", prev_out_index"
", channel_id"
", peer_id"
", commitment_point"
" FROM outputs"
" WHERE scriptpubkey IS NULL;"));
db_query_prepared(stmt);
while (db_step(stmt)) {
int type;
u8 *scriptPubkey;
struct bitcoin_txid txid;
u32 outnum, keyindex;
struct pubkey key;
struct db_stmt *update_stmt;
type = db_col_int(stmt, "type");
keyindex = db_col_int(stmt, "keyindex");
db_col_txid(stmt, "prev_out_tx", &txid);
outnum = db_col_int(stmt, "prev_out_index");
/* This indiciates whether or not we have 'close_info' */
if (!db_col_is_null(stmt, "channel_id")) {
struct pubkey *commitment_point;
struct node_id peer_id;
u64 channel_id;
u8 *msg;
channel_id = db_col_u64(stmt, "channel_id");
db_col_node_id(stmt, "peer_id", &peer_id);
if (!db_col_is_null(stmt, "commitment_point")) {
commitment_point = tal(stmt, struct pubkey);
db_col_pubkey(stmt, "commitment_point", commitment_point);
} else
commitment_point = NULL;
/* Have to go ask the HSM to derive the pubkey for us */
msg = towire_hsmd_get_output_scriptpubkey(NULL,
channel_id,
&peer_id,
commitment_point);
if (!wire_sync_write(ld->hsm_fd, take(msg)))
fatal("Could not write to HSM: %s", strerror(errno));
msg = wire_sync_read(stmt, ld->hsm_fd);
if (!fromwire_hsmd_get_output_scriptpubkey_reply(stmt, msg,
&scriptPubkey))
fatal("HSM gave bad hsm_get_output_scriptpubkey_reply %s",
tal_hex(msg, msg));
} else {
db_col_ignore(stmt, "peer_id");
db_col_ignore(stmt, "commitment_point");
/* Build from bip32_base */
bip32_pubkey(mc->bip32_base, &key, keyindex);
if (type == p2sh_wpkh) {
u8 *redeemscript = bitcoin_redeem_p2sh_p2wpkh(stmt, &key);
scriptPubkey = scriptpubkey_p2sh(tmpctx, redeemscript);
} else
scriptPubkey = scriptpubkey_p2wpkh(stmt, &key);
}
update_stmt = db_prepare_v2(db, SQL("UPDATE outputs"
" SET scriptpubkey = ?"
" WHERE prev_out_tx = ? "
" AND prev_out_index = ?"));
db_bind_blob(update_stmt, 0, scriptPubkey, tal_bytelen(scriptPubkey));
db_bind_txid(update_stmt, 1, &txid);
db_bind_int(update_stmt, 2, outnum);
db_exec_prepared_v2(update_stmt);
tal_free(update_stmt);
}
tal_free(stmt);
}
/*
* V2 channel open has a different channel_id format than v1. prior to this, we
* could simply derive the channel_id whenever it was required, but since there
* are now two ways to do it, we save the derived channel id.
*/
static void fillin_missing_channel_id(struct lightningd *ld, struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(db, SQL("SELECT"
" id"
", funding_tx_id"
", funding_tx_outnum"
" FROM channels;"));
db_query_prepared(stmt);
while (db_step(stmt)) {
struct db_stmt *update_stmt;
size_t id;
struct bitcoin_outpoint funding;
struct channel_id cid;
id = db_col_u64(stmt, "id");
db_col_txid(stmt, "funding_tx_id", &funding.txid);
funding.n = db_col_int(stmt, "funding_tx_outnum");
derive_channel_id(&cid, &funding);
update_stmt = db_prepare_v2(db, SQL("UPDATE channels"
" SET full_channel_id = ?"
" WHERE id = ?;"));
db_bind_channel_id(update_stmt, 0, &cid);
db_bind_u64(update_stmt, 1, id);
db_exec_prepared_v2(update_stmt);
tal_free(update_stmt);
}
tal_free(stmt);
}
static void fillin_missing_local_basepoints(struct lightningd *ld,
struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt;
stmt = db_prepare_v2(
db,
SQL("SELECT"
" channels.id"
", peers.node_id "
"FROM"
" channels JOIN"
" peers "
"ON (peers.id = channels.peer_id)"));
db_query_prepared(stmt);
while (db_step(stmt)) {
struct node_id peer_id;
u64 dbid;
u8 *msg;
struct db_stmt *upstmt;
struct basepoints base;
struct pubkey funding_pubkey;
dbid = db_col_u64(stmt, "channels.id");
db_col_node_id(stmt, "peers.node_id", &peer_id);
if (!wire_sync_write(mc->hsm_fd,
towire_hsmd_get_channel_basepoints(
tmpctx, &peer_id, dbid)))
fatal("could not retrieve basepoint from hsmd");
msg = wire_sync_read(tmpctx, mc->hsm_fd);
if (!fromwire_hsmd_get_channel_basepoints_reply(
msg, &base, &funding_pubkey))
fatal("malformed hsmd_get_channel_basepoints_reply "
"from hsmd");
upstmt = db_prepare_v2(
db,
SQL("UPDATE channels SET"
" revocation_basepoint_local = ?"
", payment_basepoint_local = ?"
", htlc_basepoint_local = ?"
", delayed_payment_basepoint_local = ?"
", funding_pubkey_local = ? "
"WHERE id = ?;"));
db_bind_pubkey(upstmt, 0, &base.revocation);
db_bind_pubkey(upstmt, 1, &base.payment);
db_bind_pubkey(upstmt, 2, &base.htlc);
db_bind_pubkey(upstmt, 3, &base.delayed_payment);
db_bind_pubkey(upstmt, 4, &funding_pubkey);
db_bind_u64(upstmt, 5, dbid);
db_exec_prepared_v2(take(upstmt));
}
tal_free(stmt);
}
/* New 'channel_blockheights' table, every existing channel gets a
* 'initial blockheight' of 0 */
static void fillin_missing_channel_blockheights(struct lightningd *ld,
struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt;
/* Set all existing channels to 0 */
/* If we're funder (LOCAL=0):
* Then our blockheight is set last (SENT_ADD_ACK_REVOCATION = 4) */
stmt = db_prepare_v2(db,
SQL("INSERT INTO channel_blockheights"
" (channel_id, hstate, blockheight)"
" SELECT id, 4, 0 FROM channels"
" WHERE funder = 0;"));
db_exec_prepared_v2(take(stmt));
/* If they're funder (REMOTE=1):
* Then their blockheight is last (RCVD_ADD_ACK_REVOCATION = 14) */
stmt = db_prepare_v2(db,
SQL("INSERT INTO channel_blockheights"
" (channel_id, hstate, blockheight)"
" SELECT id, 14, 0 FROM channels"
" WHERE funder = 1;"));
db_exec_prepared_v2(take(stmt));
}
void
migrate_inflight_last_tx_to_psbt(struct lightningd *ld, struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt, *update_stmt;
stmt = db_prepare_v2(db, SQL("SELECT "
" c.id"
", p.node_id"
", c.fundingkey_remote"
", inflight.last_tx"
", inflight.last_sig"
", inflight.funding_satoshi"
", inflight.funding_tx_id"
" FROM channels c"
" LEFT OUTER JOIN peers p"
" ON p.id = c.peer_id"
" LEFT OUTER JOIN"
" channel_funding_inflights inflight"
" ON c.id = inflight.channel_id"
" WHERE inflight.last_tx IS NOT NULL;"));
db_query_prepared(stmt);
while (db_step(stmt)) {
struct bitcoin_tx *last_tx;
struct bitcoin_txid funding_txid;
struct amount_sat funding_sat;
struct node_id peer_id;
struct pubkey local_funding_pubkey, remote_funding_pubkey;
struct basepoints local_basepoints UNUSED;
struct bitcoin_signature last_sig;
u64 cdb_id;
u8 *funding_wscript;
cdb_id = db_col_u64(stmt, "c.id");
last_tx = db_col_tx(stmt, stmt, "inflight.last_tx");
assert(last_tx != NULL);
/* FIXME: This is only needed inside the select? */
db_col_ignore(stmt, "inflight.last_tx");
/* If we've forgotten about the peer_id
* because we closed / forgot the channel,
* we can skip this. */
if (db_col_is_null(stmt, "p.node_id")) {
db_col_ignore(stmt, "inflight.last_sig");
db_col_ignore(stmt, "inflight.funding_satoshi");
db_col_ignore(stmt, "inflight.funding_tx_id");
continue;
}
db_col_node_id(stmt, "p.node_id", &peer_id);
db_col_amount_sat(stmt, "inflight.funding_satoshi", &funding_sat);
db_col_pubkey(stmt, "c.fundingkey_remote", &remote_funding_pubkey);
db_col_txid(stmt, "inflight.funding_tx_id", &funding_txid);
get_channel_basepoints(ld, &peer_id, cdb_id,
&local_basepoints, &local_funding_pubkey);
funding_wscript = bitcoin_redeem_2of2(stmt, &local_funding_pubkey,
&remote_funding_pubkey);
psbt_input_set_wit_utxo(last_tx->psbt, 0,
scriptpubkey_p2wsh(last_tx->psbt, funding_wscript),
funding_sat);
psbt_input_set_witscript(last_tx->psbt, 0, funding_wscript);
if (!db_col_signature(stmt, "inflight.last_sig", &last_sig.s))
abort();
last_sig.sighash_type = SIGHASH_ALL;
if (!psbt_input_set_signature(last_tx->psbt, 0,
&remote_funding_pubkey, &last_sig))
abort();
psbt_input_add_pubkey(last_tx->psbt, 0,
&local_funding_pubkey);
psbt_input_add_pubkey(last_tx->psbt, 0,
&remote_funding_pubkey);
update_stmt = db_prepare_v2(db,
SQL("UPDATE channel_funding_inflights"
" SET last_tx = ?"
" WHERE channel_id = ?"
" AND funding_tx_id = ?;"));
db_bind_psbt(update_stmt, 0, last_tx->psbt);
db_bind_int(update_stmt, 1, cdb_id);
db_bind_txid(update_stmt, 2, &funding_txid);
db_exec_prepared_v2(update_stmt);
tal_free(update_stmt);
}
tal_free(stmt);
}
/* We're moving everything over to PSBTs from tx's, particularly our last_tx's
* which are commitment transactions for channels.
* This migration loads all of the last_tx's and 're-formats' them into psbts,
* adds the required input witness utxo information, and then saves it back to disk
* */
void migrate_last_tx_to_psbt(struct lightningd *ld, struct db *db,
const struct migration_context *mc)
{
struct db_stmt *stmt, *update_stmt;
stmt = db_prepare_v2(db, SQL("SELECT "
" c.id"
", p.node_id"
", c.last_tx"
", c.funding_satoshi"
", c.fundingkey_remote"
", c.last_sig"
" FROM channels c"
" LEFT OUTER JOIN peers p"
" ON p.id = c.peer_id;"));
db_query_prepared(stmt);
while (db_step(stmt)) {
struct bitcoin_tx *last_tx;
struct amount_sat funding_sat;
struct node_id peer_id;
struct pubkey local_funding_pubkey, remote_funding_pubkey;
struct basepoints local_basepoints UNUSED;
struct bitcoin_signature last_sig;
u64 cdb_id;
u8 *funding_wscript;
cdb_id = db_col_u64(stmt, "c.id");
last_tx = db_col_tx(stmt, stmt, "c.last_tx");
assert(last_tx != NULL);
/* If we've forgotten about the peer_id
* because we closed / forgot the channel,
* we can skip this. */
if (db_col_is_null(stmt, "p.node_id")) {
db_col_ignore(stmt, "c.funding_satoshi");
db_col_ignore(stmt, "c.fundingkey_remote");
db_col_ignore(stmt, "c.last_sig");
continue;
}
db_col_node_id(stmt, "p.node_id", &peer_id);
db_col_amount_sat(stmt, "c.funding_satoshi", &funding_sat);
db_col_pubkey(stmt, "c.fundingkey_remote", &remote_funding_pubkey);
get_channel_basepoints(ld, &peer_id, cdb_id,
&local_basepoints, &local_funding_pubkey);
funding_wscript = bitcoin_redeem_2of2(stmt, &local_funding_pubkey,
&remote_funding_pubkey);
psbt_input_set_wit_utxo(last_tx->psbt, 0,
scriptpubkey_p2wsh(last_tx->psbt, funding_wscript),
funding_sat);
psbt_input_set_witscript(last_tx->psbt, 0, funding_wscript);
if (is_elements(chainparams)) {
/*FIXME: persist asset tags */
struct amount_asset asset;
asset = amount_sat_to_asset(&funding_sat,
chainparams->fee_asset_tag);
psbt_elements_input_set_asset(last_tx->psbt, 0, &asset);
}
if (!db_col_signature(stmt, "c.last_sig", &last_sig.s))
abort();
last_sig.sighash_type = SIGHASH_ALL;
if (!psbt_input_set_signature(last_tx->psbt, 0,
&remote_funding_pubkey, &last_sig))
abort();
psbt_input_add_pubkey(last_tx->psbt, 0,
&local_funding_pubkey);
psbt_input_add_pubkey(last_tx->psbt, 0,
&remote_funding_pubkey);
update_stmt = db_prepare_v2(db, SQL("UPDATE channels"
" SET last_tx = ?"
" WHERE id = ?;"));
db_bind_psbt(update_stmt, 0, last_tx->psbt);
db_bind_int(update_stmt, 1, cdb_id);
db_exec_prepared_v2(update_stmt);
tal_free(update_stmt);
}
tal_free(stmt);
}
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