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db: add runes tables and accessors.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2023-07-21 09:45:19 +09:30
parent 975046a790
commit c4e84bcbe2
3 changed files with 84 additions and 0 deletions
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2
wallet/db.c
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@@ -956,6 +956,8 @@ static struct migration dbmigrations[] = {
{NULL, migrate_fill_in_channel_type}, {NULL, migrate_fill_in_channel_type},
{SQL("ALTER TABLE peers ADD feature_bits BLOB DEFAULT NULL;"), NULL}, {SQL("ALTER TABLE peers ADD feature_bits BLOB DEFAULT NULL;"), NULL},
{NULL, migrate_normalize_invstr}, {NULL, migrate_normalize_invstr},
{SQL("CREATE TABLE runes (id BIGSERIAL, rune TEXT, PRIMARY KEY (id));"), NULL},
{SQL("CREATE TABLE runes_blacklist (start_index BIGINT, end_index BIGINT);"), NULL},
}; };
/** /**

52
wallet/wallet.c
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@@ -5465,3 +5465,55 @@ struct wallet_htlc_iter *wallet_htlcs_next(struct wallet *w,
*hstate = db_col_int(iter->stmt, "h.hstate"); *hstate = db_col_int(iter->stmt, "h.hstate");
return iter; return iter;
} }
struct rune_blacklist *wallet_get_runes_blacklist(const tal_t *ctx, struct wallet *wallet)
{
struct db_stmt *stmt;
struct rune_blacklist *blist = tal_arr(ctx, struct rune_blacklist, 0);
stmt = db_prepare_v2(wallet->db, SQL("SELECT start_index, end_index FROM runes_blacklist"));
db_query_prepared(stmt);
while (db_step(stmt)) {
struct rune_blacklist b;
b.start = db_col_u64(stmt, "start_index");
b.end = db_col_u64(stmt, "end_index");
tal_arr_expand(&blist, b);
}
tal_free(stmt);
return blist;
}
const char *wallet_get_rune(const tal_t *ctx, struct wallet *wallet, u64 unique_id)
{
struct db_stmt *stmt;
const char *runestr;
stmt = db_prepare_v2(wallet->db, SQL("SELECT rune FROM runes WHERE id = ?"));
db_bind_u64(stmt, unique_id);
db_query_prepared(stmt);
if (db_step(stmt))
runestr = db_col_strdup(ctx, stmt, "rune");
else
runestr = NULL;
tal_free(stmt);
return runestr;
}
const char **wallet_get_runes(const tal_t *ctx, struct wallet *wallet)
{
struct db_stmt *stmt;
const char **strs = tal_arr(ctx, const char *, 0);
stmt = db_prepare_v2(wallet->db, SQL("SELECT rune FROM runes"));
db_query_prepared(stmt);
while (db_step(stmt)) {
const char *str = db_col_strdup(strs, stmt, "rune");
tal_arr_expand(&strs, str);
}
tal_free(stmt);
return strs;
}

30
wallet/wallet.h
View File

@@ -1524,4 +1524,34 @@ struct wally_psbt *psbt_using_utxos(const tal_t *ctx,
u32 nlocktime, u32 nlocktime,
u32 nsequence, u32 nsequence,
struct wally_psbt *base); struct wally_psbt *base);
/**
* Get a particular runestring from the db
* @ctx: tal ctx for return to be tallocated from
* @wallet: the wallet
* @unique_id: the id of the rune.
*
* Returns NULL if it's not found.
*/
const char *wallet_get_rune(const tal_t *ctx, struct wallet *wallet, u64 unique_id);
/**
* Get every runestring from the db
* @ctx: tal ctx for return to be tallocated from
* @wallet: the wallet
*/
const char **wallet_get_runes(const tal_t *ctx, struct wallet *wallet);
/* Load the runes blacklist */
struct rune_blacklist {
u64 start, end;
};
/**
* Load the blacklist from the db.
* @ctx: tal ctx for return to be tallocated from
* @wallet: the wallet
*/
struct rune_blacklist *wallet_get_runes_blacklist(const tal_t *ctx, struct wallet *wallet);
#endif /* LIGHTNING_WALLET_WALLET_H */ #endif /* LIGHTNING_WALLET_WALLET_H */