Function json_deldatastore

lightningd/datastore.c:282–317

}

static struct command_result *json_deldatastore(struct command *cmd,
						 const char *buffer,
						 const jsmntok_t *obj UNNEEDED,
						 const jsmntok_t *params)
{
	struct json_stream *response;
	const char **key, **k;
	const u8 *data;
	u64 *generation;
	u64 actual_gen;
	struct db_stmt *stmt;

	if (!param(cmd, buffer, params,
		   p_req("key", param_list_or_string, &key),
		   p_opt("generation", param_u64, &generation),
		   NULL))
		return command_param_failed();

	stmt = wallet_datastore_first(cmd, cmd->ld->wallet, key,
				      &k, &data, &actual_gen);
	tal_free(stmt);

	if (!stmt || !datastore_key_eq(k, key)) {
		return command_fail(cmd, DATASTORE_DEL_DOES_NOT_EXIST,
				    "Key does not exist");
	}
	if (generation && actual_gen != *generation)
		return command_fail(cmd, DATASTORE_DEL_WRONG_GENERATION,
				    "generation is different");

	wallet_datastore_remove(cmd->ld->wallet, key);

	response = json_stream_success(cmd);
	json_add_datastore(response, key, data, actual_gen);
	return command_success(cmd, response);
}

static const struct json_command datastore_command = {
	"datastore",