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Input responses while syncing. (#323)

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* Send pending input responses after syncing.
* Send input statuses on expired inputs.
* Sqlite no journal.
This commit is contained in:
Ravin Perera
2021-06-12 15:14:21 +05:30
committed by GitHub
parent aae1617ec0
commit c1e1cd12a8
17 changed files with 336 additions and 68 deletions
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41
src/ledger/sqlite.cpp
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@@ -28,9 +28,10 @@ namespace ledger::sqlite
constexpr const char *AND = " AND ";
constexpr const char *SELECT_LAST_LEDGER = "SELECT * FROM ledger ORDER BY seq_no DESC LIMIT 1";
constexpr const char *SELECT_LEDGER_BY_SEQ_NO = "SELECT * FROM ledger WHERE seq_no=? LIMIT 1";
constexpr const char *SELECT_USERS_BY_SEQ_NO = "SELECT * FROM users WHERE ledger_seq_no=?";
constexpr const char *SELECT_INPUTS_BY_SEQ_NO = "SELECT * FROM inputs WHERE ledger_seq_no=?";
constexpr const char *SELECT_OUTPUTS_BY_SEQ_NO = "SELECT * FROM outputs WHERE ledger_seq_no=?";
constexpr const char *SELECT_INPUT_BY_HASH = "SELECT * FROM inputs WHERE hash=?";
constexpr const char *INSERT_INTO_LEDGER = "INSERT INTO ledger("
"seq_no, time, ledger_hash, prev_ledger_hash, data_hash,"
@@ -579,6 +580,25 @@ namespace ledger::sqlite
return -1;
}
int get_users_by_seq_no(sqlite3 *db, const uint64_t seq_no, std::vector<std::string> &users)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_USERS_BY_SEQ_NO, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_bind_int64(stmt, 1, seq_no) == SQLITE_OK)
{
while (sqlite3_step(stmt) == SQLITE_ROW)
users.push_back(GET_PUBKEY_BLOB(1));
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying ledger users by seq no. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
int get_user_inputs_by_seq_no(sqlite3 *db, const uint64_t seq_no, std::vector<ledger::ledger_user_input> &inputs)
{
sqlite3_stmt *stmt;
@@ -617,6 +637,25 @@ namespace ledger::sqlite
return -1;
}
int get_user_input_by_hash(sqlite3 *db, std::string_view hash, std::optional<ledger::ledger_user_input> &input)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_INPUT_BY_HASH, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
BIND_H32_BLOB(1, hash))
{
if (sqlite3_step(stmt) == SQLITE_ROW)
input = populate_user_input_from_sql_record(stmt);
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying ledger inputs by hash. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
void populate_ledger_from_sql_record(ledger::ledger_record &ledger, sqlite3_stmt *stmt)
{
ledger.seq_no = sqlite3_column_int64(stmt, 0);