/* This file is part of TALER Copyright (C) 2014, 2015 Christian Grothoff (and other contributing authors) TALER is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. TALER is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with TALER; see the file COPYING. If not, If not, see */ /** * @file mintdb/perf_taler_mintdb_interpreter.c * @brief Interpreter library for mint database performance analysis * @author Nicolas Fournier */ #include "platform.h" #include "perf_taler_mintdb_interpreter.h" #include "perf_taler_mintdb_init.h" #include "gauger.h" /** * Represents the state of the interpreter */ struct PERF_TALER_MINTDB_interpreter_state { /** * State of the commands */ struct PERF_TALER_MINTDB_Cmd *cmd; /** * Database plugin */ struct TALER_MINTDB_Plugin *plugin; /** * Current database session */ struct TALER_MINTDB_Session *session; /** * The current index of the interpreter */ unsigned int i; }; /** * Free the memory of @a data */ static void data_free (struct PERF_TALER_MINTDB_Data *data) { switch (data->type) { case PERF_TALER_MINTDB_TIME: if (NULL == data->data.time) return; GNUNET_free (data->data.time); data->data.time = NULL; return; case PERF_TALER_MINTDB_DEPOSIT: if (NULL == data->data.deposit) return; PERF_TALER_MINTDB_deposit_free (data->data.deposit); GNUNET_free (data->data.deposit); data->data.deposit = NULL; return; case PERF_TALER_MINTDB_COIN: if (NULL == data->data.coin) return; PERF_TALER_MINTDB_coin_free (data->data.coin); GNUNET_free (data->data.coin); data->data.coin = NULL; return; case PERF_TALER_MINTDB_RESERVE: if (NULL == data->data.reserve) return; PERF_TALER_MINTDB_reserve_free (data->data.reserve); GNUNET_free (data->data.reserve); data->data.reserve = NULL; return; case PERF_TALER_MINTDB_DENOMINATION_INFO: if (NULL == data->data.dki) return; PERF_TALER_MINTDB_denomination_free (data->data.dki); GNUNET_free (data->data.dki); data->data.dki = NULL; return; default: return; } } /** * Copies @a data into @a copy * * @param data the data to be copied * @param[out] copy the copy made */ static void data_copy (const struct PERF_TALER_MINTDB_Data *data, struct PERF_TALER_MINTDB_Data *copy) { copy->type = data->type; switch (data->type) { case PERF_TALER_MINTDB_TIME: copy->data.time = GNUNET_new (struct GNUNET_TIME_Absolute); *copy->data.time = *data->data.time; return; case PERF_TALER_MINTDB_DEPOSIT: copy->data.deposit = PERF_TALER_MINTDB_deposit_copy (data->data.deposit); return; case PERF_TALER_MINTDB_COIN: copy->data.coin = PERF_TALER_MINTDB_coin_copy (data->data.coin); return; case PERF_TALER_MINTDB_RESERVE: copy->data.reserve = PERF_TALER_MINTDB_reserve_copy (data->data.reserve); return; case PERF_TALER_MINTDB_DENOMINATION_INFO: copy->data.dki = PERF_TALER_MINTDB_denomination_copy (data->data.dki); return; default: return; } } /** * Finds the first command in cmd with the name search * * @return the index of the first command with name search * #GNUNET_SYSERR if none found */ static int cmd_find (const struct PERF_TALER_MINTDB_Cmd *cmd, const char *search) { unsigned int i; for (i=0; PERF_TALER_MINTDB_CMD_END != cmd[i].command; i++) if (0 == strcmp (cmd[i].label, search)) return i; return GNUNET_SYSERR; } /** * Initialization of a command array * and check for the type of the label * * @param cmd the comand array initialized * @return #GNUNET_OK if the initialization was sucessful * #GNUNET_SYSERR if there was a probleb. See the log for details */ static int cmd_init (struct PERF_TALER_MINTDB_Cmd cmd[]) { unsigned int i; for (i=0; PERF_TALER_MINTDB_CMD_END != cmd[i].command; i++) { switch (cmd[i].command) { case PERF_TALER_MINTDB_CMD_END_LOOP: { int ret; ret = cmd_find (cmd, cmd[i].details.end_loop.label_loop); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.end_loop.label_loop); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_CMD_LOOP != cmd[ret].command) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.end_loop.label_loop); return GNUNET_SYSERR; } cmd[i].details.end_loop.index_loop = ret; } break; case PERF_TALER_MINTDB_CMD_SAVE_ARRAY: { int ret; ret = cmd_find (cmd, cmd[i].details.save_array.label_save); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.save_array.label_save); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_NONE == cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.save_array.label_save); return GNUNET_SYSERR; } cmd[i].details.save_array.index_save = ret; ret = cmd_find (cmd, cmd[i].details.save_array.label_loop); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.save_array.label_loop); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_CMD_LOOP != cmd[ret].command) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.save_array.label_loop); return GNUNET_SYSERR; } cmd[i].details.save_array.index_loop = ret; cmd[i].details.save_array.data_saved = GNUNET_new_array (cmd[i].details.save_array.nb_saved, struct PERF_TALER_MINTDB_Data); GNUNET_assert (NULL != cmd[i].details.save_array.data_saved); cmd[i].details.save_array.data_saved->type = cmd[cmd[i].details.save_array.index_save].exposed.type; } break; case PERF_TALER_MINTDB_CMD_LOAD_ARRAY: { int ret; ret = cmd_find (cmd, cmd[i].details.load_array.label_save); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.load_array.label_save); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_CMD_SAVE_ARRAY != cmd[ret].command) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.load_array.label_save); return GNUNET_SYSERR; } cmd[i].details.load_array.index_save = ret; ret = cmd_find (cmd, cmd[i].details.load_array.label_loop); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.load_array.label_loop); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_CMD_LOOP != cmd[ret].command) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.load_array.label_loop); return GNUNET_SYSERR; } cmd[i].details.load_array.index_loop = ret; cmd[i].details.load_array.permutation = GNUNET_CRYPTO_random_permute ( GNUNET_CRYPTO_QUALITY_WEAK, cmd[cmd[i].details.load_array.index_loop].details.save_array.nb_saved); GNUNET_assert (NULL != cmd[i].details.load_array.permutation); cmd[i].exposed.type = cmd[cmd[i].details.load_array.index_save].details.save_array.data_saved->type; } break; case PERF_TALER_MINTDB_CMD_LOAD_RANDOM: { int ret; ret = cmd_find (cmd, cmd[i].details.load_random.label_save); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.load_random.label_save); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_CMD_SAVE_ARRAY != cmd[ret].command) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.load_random.label_save); return GNUNET_SYSERR; } cmd[i].details.load_random.index_save = ret; } break; case PERF_TALER_MINTDB_CMD_GAUGER: { int ret; ret = cmd_find (cmd, cmd[i].details.gauger.label_start); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.gauger.label_start); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_TIME != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.gauger.label_start); return GNUNET_SYSERR; } cmd[i].details.gauger.index_start = ret; ret = cmd_find (cmd, cmd[i].details.gauger.label_stop); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.gauger.label_stop); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_TIME != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.gauger.label_stop); return GNUNET_SYSERR; } cmd[i].details.gauger.index_stop = ret; } break; case PERF_TALER_MINTDB_CMD_INSERT_DEPOSIT: { int ret; ret = cmd_find( cmd, cmd[i].details.insert_deposit.label_coin); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.insert_deposit.label_coin); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_COIN != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.insert_deposit.label_coin); return GNUNET_SYSERR; } cmd[i].details.insert_deposit.index_coin = ret; } break; case PERF_TALER_MINTDB_CMD_GET_DEPOSIT: { int ret; ret = cmd_find (cmd, cmd[i].details.get_deposit.label_deposit); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.get_deposit.label_deposit); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_DEPOSIT != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.get_deposit.label_deposit); return GNUNET_SYSERR; } cmd[i].details.get_deposit.index_deposit = ret; } break; case PERF_TALER_MINTDB_CMD_GET_RESERVE: { int ret; ret = cmd_find (cmd, cmd[i].details.get_reserve.label_reserve); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.get_reserve.label_reserve); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_RESERVE != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.get_reserve.label_reserve); return GNUNET_SYSERR; } cmd[i].details.get_reserve.index_reserve = ret; } break; case PERF_TALER_MINTDB_CMD_GET_RESERVE_HISTORY: { int ret; ret = cmd_find (cmd, cmd[i].details.get_reserve_history.label_reserve); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.get_reserve_history.label_reserve); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_RESERVE != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.get_reserve_history.label_reserve); return GNUNET_SYSERR; } cmd[i].details.get_reserve_history.index_reserve = ret; } break; case PERF_TALER_MINTDB_CMD_GET_DENOMINATION: { int ret; ret = cmd_find (cmd, cmd[i].details.get_denomination.label_denom); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.get_denomination.label_denom); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_DENOMINATION_INFO != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.get_denomination.label_denom); return GNUNET_SYSERR; } cmd[i].details.get_denomination.index_denom = ret; } break; case PERF_TALER_MINTDB_CMD_INSERT_WITHDRAW: { int ret; ret = cmd_find (cmd, cmd[i].details.insert_withdraw.label_dki); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.insert_withdraw.label_dki); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_DENOMINATION_INFO != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.insert_withdraw.label_dki); return GNUNET_SYSERR; } cmd[i].details.insert_withdraw.index_dki = ret; ret = cmd_find (cmd, cmd[i].details.insert_withdraw.label_reserve); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.insert_withdraw.label_reserve); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_RESERVE != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.insert_withdraw.label_reserve); return GNUNET_SYSERR; } cmd[i].details.insert_withdraw.index_reserve = ret; } break; case PERF_TALER_MINTDB_CMD_GET_WITHDRAW: { int ret; ret = cmd_find (cmd, cmd[i].details.get_withdraw.label_coin); if (GNUNET_SYSERR == ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Undefined reference to %s", i, cmd[i].details.get_withdraw.label_coin); return GNUNET_SYSERR; } if (PERF_TALER_MINTDB_COIN != cmd[ret].exposed.type) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%d:Wrong type reference to %s", i, cmd[i].details.get_withdraw.label_coin); return GNUNET_SYSERR; } cmd[i].details.get_withdraw.index_coin = ret; } break; default: break; } } return GNUNET_OK; } /** * Free the memory of the command chain */ static int cmd_clean (struct PERF_TALER_MINTDB_Cmd cmd[]) { unsigned int i; for (i=0; PERF_TALER_MINTDB_CMD_END != cmd[i].command; i++) { switch (cmd[i].command) { case PERF_TALER_MINTDB_CMD_SAVE_ARRAY: { unsigned int j; for (j = 0; j < cmd[i].details.save_array.nb_saved; j++) { data_free (&cmd[i].details.save_array.data_saved[j]); } GNUNET_free (cmd[i].details.save_array.data_saved); cmd[i].details.save_array.data_saved = NULL; } break; case PERF_TALER_MINTDB_CMD_LOAD_ARRAY: GNUNET_free (cmd[i].details.load_array.permutation); cmd[i].details.load_array.permutation = NULL; break; default: data_free (&cmd[i].exposed); break; } } return GNUNET_OK; } /** * Handles the command #PERF_TALER_MINTDB_CMD_END_LOOP for the interpreter * Cleans the memory at the end of the loop */ static void interpret_end_loop (struct PERF_TALER_MINTDB_interpreter_state *state) { unsigned int i; int jump; jump = state->cmd[state->i].details.end_loop.index_loop; // Cleaning up the memory in the loop for (i = jump; i < state->i; i++) { data_free (&state->cmd[i].exposed); } state->cmd[jump].details.loop.curr_iteration++; /* If the loop is not finished */ if (state->cmd[jump].details.loop.max_iterations > state->cmd[jump].details.loop.curr_iteration) { /* jump back to the start */ state->i = jump; } else { /* Reset the loop counter and continue running */ state->cmd[jump].details.loop.curr_iteration = 0; } } /** * Part of the interpreter specific to * #PERF_TALER_MINTDB_CMD_SAVE_ARRAY * Saves the data exposed by another command into * an array in the command specific struct. */ static void interpret_save_array (struct PERF_TALER_MINTDB_interpreter_state *state) { struct PERF_TALER_MINTDB_Cmd *cmd = &state->cmd[state->i]; struct PERF_TALER_MINTDB_Cmd *save_ref; struct PERF_TALER_MINTDB_Cmd *loop_ref; int loop_index; int save_index; unsigned int selection_chance; loop_index = cmd->details.save_array.index_loop; save_index = cmd->details.save_array.index_save; loop_ref = &state->cmd[loop_index]; save_ref = &state->cmd[save_index]; /* Array initialization on first loop iteration Alows for nested loops */ if (0 == cmd->details.loop.curr_iteration) { cmd->details.save_array.index = 0; } /* The probobility distribution of the saved items will be a little biased against the few last items but it should not be a big problem. */ selection_chance = loop_ref->details.loop.max_iterations / cmd->details.save_array.nb_saved; /* * If the remaining space is equal to the remaining number of * iterations, the item is automaticly saved. * * Else it is saved only if the random numbre generated is 0 */ if ( (0 < (cmd->details.save_array.nb_saved - cmd->details.save_array.index) ) && ( ((loop_ref->details.loop.max_iterations - loop_ref->details.loop.curr_iteration) == (cmd->details.save_array.nb_saved - cmd->details.save_array.index)) || (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, selection_chance)) ) ) { struct PERF_TALER_MINTDB_Data *save_location; struct PERF_TALER_MINTDB_Data *item_saved; save_location = &cmd->details.save_array.data_saved[cmd->details.save_array.index]; item_saved = &save_ref->exposed; data_copy (item_saved, save_location); cmd->details.save_array.index++; } } /** * Part of the interpreter specific to * #PERF_TALER_MINTDB_CMD_LOAD_ARRAY * Gets data from a #PERF_TALER_MINTDB_CMD_SAVE_ARRAY and exposes a copy */ static void interpret_load_array (struct PERF_TALER_MINTDB_interpreter_state *state) { struct PERF_TALER_MINTDB_Cmd *cmd = &state->cmd[state->i]; unsigned int loop_iter; int loop_index; int save_index; struct PERF_TALER_MINTDB_Data *loaded_data; loop_index = cmd->details.load_array.index_loop; save_index = cmd->details.load_array.index_save; loop_iter = state->cmd[loop_index].details.loop.curr_iteration; { int i, quotient; /* In case the iteration number is higher than the amount saved, * the number is run several times in the permutation array */ quotient = loop_iter / state->cmd[save_index].details.save_array.nb_saved; loop_iter = loop_iter % state->cmd[save_index].details.save_array.nb_saved; for (i=0; i<=quotient; i++) loop_iter = cmd->details.load_array.permutation[loop_iter]; } /* Extracting the data from the loop_indexth indice in save_index * array. */ loaded_data = &state->cmd[save_index].details.save_array.data_saved[loop_iter]; data_copy (loaded_data, &cmd->exposed); } /** * Part of the interpreter specific to * #PERF_TALER_MINTDB_CMD_LOAD_RANDOM * Get a random element from a #PERF_TALER_MINTDB_CMD_SAVE_ARRAY and exposes it */ static void interprete_load_random (struct PERF_TALER_MINTDB_interpreter_state *state) { struct PERF_TALER_MINTDB_Cmd *cmd = &state->cmd[state->i]; unsigned int index; int save_index; save_index = cmd->details.load_random.index_save; index = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, state->cmd[save_index].details.save_array.nb_saved); data_copy (&state->cmd[save_index].details.save_array.data_saved[index], &cmd->exposed); } /** * Iterate over the commands, acting accordingly at each step * * @param state the current state of the interpreter */ static int interpret (struct PERF_TALER_MINTDB_interpreter_state *state) { for (state->i=0; PERF_TALER_MINTDB_CMD_END != state->cmd[state->i].command; state->i++) { switch (state->cmd[state->i].command) { case PERF_TALER_MINTDB_CMD_END: return GNUNET_YES; case PERF_TALER_MINTDB_CMD_DEBUG: GNUNET_log (GNUNET_ERROR_TYPE_INFO, "%s\n", state->cmd[state->i].label); break; case PERF_TALER_MINTDB_CMD_LOOP: break; case PERF_TALER_MINTDB_CMD_END_LOOP: interpret_end_loop (state); break; case PERF_TALER_MINTDB_CMD_GET_TIME: state->cmd[state->i].exposed.data.time = GNUNET_new (struct GNUNET_TIME_Absolute); *state->cmd[state->i].exposed.data.time = GNUNET_TIME_absolute_get (); break; case PERF_TALER_MINTDB_CMD_GAUGER: { int start_index, stop_index; float ips; struct GNUNET_TIME_Absolute start, stop; struct GNUNET_TIME_Relative elapsed; start_index = state->cmd[state->i].details.gauger.index_start; stop_index = state->cmd[state->i].details.gauger.index_stop; start = *state->cmd[start_index].exposed.data.time; stop = *state->cmd[stop_index].exposed.data.time; elapsed = GNUNET_TIME_absolute_get_difference (start, stop); ips = (1.0 * state->cmd[state->i].details.gauger.divide) / (elapsed.rel_value_us/1000000.0); GAUGER (state->cmd[state->i].details.gauger.category, state->cmd[state->i].details.gauger.description, ips, state->cmd[state->i].details.gauger.unit); } break; case PERF_TALER_MINTDB_CMD_NEW_SESSION: state->session = state->plugin->get_session (state->plugin->cls, GNUNET_YES); break; case PERF_TALER_MINTDB_CMD_START_TRANSACTION: state->plugin->start (state->plugin->cls, state->session); break; case PERF_TALER_MINTDB_CMD_COMMIT_TRANSACTION: state->plugin->commit (state->plugin->cls, state->session); break; case PERF_TALER_MINTDB_CMD_ABORT_TRANSACTION: state->plugin->rollback (state->plugin->cls, state->session); break; case PERF_TALER_MINTDB_CMD_SAVE_ARRAY: interpret_save_array (state); break; case PERF_TALER_MINTDB_CMD_LOAD_ARRAY: interpret_load_array (state); break; case PERF_TALER_MINTDB_CMD_LOAD_RANDOM: interprete_load_random (state); break; case PERF_TALER_MINTDB_CMD_INSERT_DEPOSIT: { int coin_index; struct TALER_MINTDB_Deposit *deposit; coin_index = state->cmd[state->i].details.insert_deposit.index_coin; deposit = PERF_TALER_MINTDB_deposit_init (state->cmd[coin_index].exposed.data.coin); GNUNET_assert (NULL != deposit); GNUNET_assert (GNUNET_OK == state->plugin->insert_deposit (state->plugin->cls, state->session, deposit)); state->cmd[state->i].exposed.data.deposit = deposit; } break; case PERF_TALER_MINTDB_CMD_GET_DEPOSIT: { int source_index; struct PERF_TALER_MINTDB_Data data; source_index = cmd_find (state->cmd, state->cmd[state->i].details.get_deposit.label_deposit); GNUNET_assert (GNUNET_SYSERR != source_index); data = state->cmd[source_index].exposed; state->plugin->have_deposit (state->plugin->cls, state->session, data.data.deposit); } break; case PERF_TALER_MINTDB_CMD_INSERT_RESERVE: { struct PERF_TALER_MINTDB_Reserve *reserve; json_t *details = NULL; GNUNET_assert (NULL != (details = json_pack ("{s:i}","justification", GNUNET_CRYPTO_random_u32 ( GNUNET_CRYPTO_QUALITY_WEAK, UINT32_MAX)))); reserve = PERF_TALER_MINTDB_reserve_init (); state->plugin->reserves_in_insert ( state->plugin->cls, state->session, &reserve->reserve.pub, &reserve->reserve.balance, GNUNET_TIME_absolute_get (), details ); json_decref (details); state->cmd[state->i].exposed.data.reserve = reserve; } break; case PERF_TALER_MINTDB_CMD_GET_RESERVE: { int reserve_index; struct PERF_TALER_MINTDB_Data data; GNUNET_assert (GNUNET_SYSERR != (reserve_index = cmd_find (state->cmd, state->cmd[state->i] .details.get_reserve.label_reserve))); data_copy (&state->cmd[reserve_index].exposed, &data); GNUNET_assert (GNUNET_OK == (state->plugin->reserve_get (state->plugin->cls, state->session, &data.data.reserve->reserve))); } break; case PERF_TALER_MINTDB_CMD_GET_RESERVE_HISTORY: { int reserve_index; struct TALER_MINTDB_ReserveHistory *history; struct PERF_TALER_MINTDB_Data data; GNUNET_assert (GNUNET_SYSERR != (reserve_index = cmd_find (state->cmd, state->cmd[state->i] .details.get_reserve_history.label_reserve))); data_copy (&state->cmd[reserve_index].exposed, &data); GNUNET_assert (NULL != (history = state->plugin->get_reserve_history (state->plugin->cls, state->session, &data.data.reserve->reserve.pub))); state->plugin->free_reserve_history (state->plugin->cls, history); } break; case PERF_TALER_MINTDB_CMD_INSERT_DENOMINATION: { struct TALER_MINTDB_DenominationKeyIssueInformation *dki = PERF_TALER_MINTDB_denomination_init (); state->plugin->insert_denomination_info (state->plugin->cls, state->session, &dki->denom_pub, &dki->issue); state->cmd[state->i].exposed.data.dki = dki; } break; case PERF_TALER_MINTDB_CMD_GET_DENOMINATION: { int source_index; struct PERF_TALER_MINTDB_Data data; GNUNET_assert (GNUNET_SYSERR != (source_index = cmd_find (state->cmd, state->cmd[state->i] .details.get_denomination.label_denom))); data_copy (&state->cmd[source_index].exposed, &data); state->plugin->get_denomination_info (state->plugin->cls, state->session, &data.data.dki->denom_pub, &data.data.dki->issue); } break; case PERF_TALER_MINTDB_CMD_INSERT_WITHDRAW: { int dki_index, reserve_index; struct PERF_TALER_MINTDB_Coin *coin ; GNUNET_assert (GNUNET_SYSERR != (dki_index = cmd_find ( state->cmd, state->cmd[state->i].details.insert_withdraw.label_dki))); GNUNET_assert (GNUNET_SYSERR != (reserve_index = cmd_find ( state->cmd, state->cmd[state->i].details.insert_withdraw.label_reserve))); GNUNET_assert (NULL != (coin = PERF_TALER_MINTDB_coin_init ( state->cmd[dki_index].exposed.data.dki, state->cmd[reserve_index].exposed.data.reserve))); state->plugin->insert_withdraw_info (state->plugin->cls, state->session, &coin->blind); state->cmd[state->i].exposed.data.coin = coin; } break; case PERF_TALER_MINTDB_CMD_GET_WITHDRAW: { int source_index; struct PERF_TALER_MINTDB_Data data; GNUNET_assert (GNUNET_SYSERR != (source_index = cmd_find (state->cmd, state->cmd[state->i] .details.get_denomination.label_denom))); data_copy (&state->cmd[source_index].exposed, &data); state->plugin->get_withdraw_info (state->plugin->cls, state->session, &data.data.coin->blind.h_coin_envelope, &data.data.coin->blind); } break; case PERF_TALER_MINTDB_CMD_GET_COIN_TRANSACTION: { int coin_index; struct PERF_TALER_MINTDB_Coin *coin; struct TALER_MINTDB_TransactionList *transactions; coin_index = cmd_find (state->cmd, state->cmd[state->i].details.get_coin_transaction.label_coin); GNUNET_assert (GNUNET_SYSERR != coin_index); coin = state->cmd[coin_index].exposed.data.coin; transactions = state->plugin->get_coin_transactions (state->plugin->cls, state->session, &coin->public_info.coin_pub); state->plugin->free_coin_transaction_list (state->plugin->cls, transactions); } break; case PERF_TALER_MINTDB_CMD_CREATE_REFRESH_SESSION: { struct GNUNET_HashCode hash; struct TALER_MINTDB_RefreshSession *refresh_session; refresh_session = PERF_TALER_MINTDB_refresh_session_init (); GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_WEAK, &hash); state->plugin->create_refresh_session (state->session, state->session, &hash, refresh_session); state->cmd[state->i].exposed.data.session_hash = hash; PERF_TALER_MINTDB_refresh_session_free (refresh_session); GNUNET_free (refresh_session); } break; case PERF_TALER_MINTDB_CMD_GET_REFRESH_SESSION: { int hash_index; struct GNUNET_HashCode hash; struct TALER_MINTDB_RefreshSession refresh; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.get_refresh_session.label_hash); hash = state->cmd[hash_index].exposed.data.session_hash; state->plugin->get_refresh_session (state->session, state->session, &hash, &refresh); } break; case PERF_TALER_MINTDB_CMD_INSERT_REFRESH_MELT: { int hash_index; int coin_index; struct GNUNET_HashCode hash; struct TALER_MINTDB_RefreshMelt *melt; struct PERF_TALER_MINTDB_Coin *coin; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_melt.label_hash); coin_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_melt.label_coin); GNUNET_assert (GNUNET_SYSERR != hash_index); GNUNET_assert (GNUNET_SYSERR != coin_index); hash = state->cmd[hash_index].exposed.data.session_hash; coin = state->cmd[coin_index].exposed.data.coin; melt = PERF_TALER_MINTDB_refresh_melt_init (&hash, coin); state->plugin->insert_refresh_melt (state->plugin->cls, state->session, 1, melt); state->cmd[state->i].exposed.data.session_hash = hash; } break; case PERF_TALER_MINTDB_CMD_GET_REFRESH_MELT: { int hash_index; struct GNUNET_HashCode hash; struct TALER_MINTDB_RefreshMelt melt; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.get_refresh_melt.label_hash); hash = state->cmd[hash_index].exposed.data.session_hash; state->plugin->get_refresh_melt (state->plugin->cls, state->session, &hash, 1, &melt); } break; case PERF_TALER_MINTDB_CMD_INSERT_REFRESH_ORDER: { int hash_index; int denom_index; struct GNUNET_HashCode session_hash; struct TALER_MINTDB_DenominationKeyIssueInformation *denom; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_order.label_hash); GNUNET_assert (GNUNET_SYSERR != hash_index); denom_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_order.label_denom); GNUNET_assert (GNUNET_SYSERR != denom_index); session_hash = state->cmd[hash_index].exposed.data.session_hash; denom = state->cmd[denom_index].exposed.data.dki; state->plugin->insert_refresh_order (state->plugin->cls, state->session, &session_hash, 1, &denom->denom_pub); } break; case PERF_TALER_MINTDB_CMD_GET_REFRESH_ORDER: { int hash_index; struct GNUNET_HashCode hash; struct TALER_DenominationPublicKey denom_pub; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.get_refresh_order.label_hash); GNUNET_assert (GNUNET_SYSERR != hash_index); hash = state->cmd[hash_index].exposed.data.session_hash; state->plugin->get_refresh_order (state->plugin->cls, state->session, &hash, 1, &denom_pub); } break; case PERF_TALER_MINTDB_CMD_INSERT_REFRESH_COMMIT_COIN: { int hash_index; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_commit_coin.label_hash); GNUNET_assert (GNUNET_SYSERR != hash_index); } break; case PERF_TALER_MINTDB_CMD_GET_REFRESH_COMMIT_COIN: { int hash_index; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_commit_coin.label_hash); GNUNET_assert (GNUNET_SYSERR != hash_index); } break; case PERF_TALER_MINTDB_CMD_INSERT_REFRESH_COMMIT_LINK: { int hash_index; hash_index = cmd_find (state->cmd, state->cmd[state->i].details.insert_refresh_commit_link.label_hash); GNUNET_assert (GNUNET_SYSERR != hash_index); } break; case PERF_TALER_MINTDB_CMD_GET_REFRESH_COMMIT_LINK: break; case PERF_TALER_MINTDB_CMD_GET_MELT_COMMITMENT: break; case PERF_TALER_MINTDB_CMD_INSERT_REFRESH_OUT: break; case PERF_TALER_MINTDB_CMD_GET_LINK_DATA_LIST: break; case PERF_TALER_MINTDB_CMD_GET_TRANSFER: break; default: break; } } return GNUNET_OK; } /** * Runs the commands given in @a cmd, working with * the database referenced by @a db_plugin * * @param db_plugin the connection to the database * @param cmd the commands to run */ int PERF_TALER_MINTDB_interpret (struct TALER_MINTDB_Plugin *db_plugin, struct PERF_TALER_MINTDB_Cmd cmd[]) { struct PERF_TALER_MINTDB_interpreter_state state = {.i = 0, .cmd = cmd, .plugin = db_plugin}; cmd_init (state.cmd); GNUNET_assert (NULL != (state.session = db_plugin->get_session (db_plugin->cls, GNUNET_YES))); interpret (&state); cmd_clean (cmd); return GNUNET_OK; } /** * Initialize the database and run the benchmark * * @param benchmark_name the name of the benchmark, displayed in the logs * @param configuration_file path to the taler configuration file to use * @param init the commands to use for the database initialisation, * if #NULL the standard initialization is used * @param benchmark the commands for the benchmark * @return #GNUNET_OK upon success; GNUNET_SYSERR upon failure */ int PERF_TALER_MINTDB_run_benchmark (const char *benchmark_name, const char *configuration_file, struct PERF_TALER_MINTDB_Cmd *init, struct PERF_TALER_MINTDB_Cmd *benchmark) { struct TALER_MINTDB_Plugin *plugin; struct GNUNET_CONFIGURATION_Handle *config; int ret = 0; struct PERF_TALER_MINTDB_Cmd init_def[] = { // Denomination used to create coins PERF_TALER_MINTDB_INIT_CMD_DEBUG ("00 - Start of interpreter"), PERF_TALER_MINTDB_INIT_CMD_LOOP ("01 - denomination loop", PERF_TALER_MINTDB_NB_DENOMINATION_INIT), PERF_TALER_MINTDB_INIT_CMD_START_TRANSACTION (""), PERF_TALER_MINTDB_INIT_CMD_INSERT_DENOMINATION ("01 - denomination"), PERF_TALER_MINTDB_INIT_CMD_COMMIT_TRANSACTION (""), PERF_TALER_MINTDB_INIT_CMD_SAVE_ARRAY ("01 - save denomination", "01 - denomination loop", "01 - denomination", PERF_TALER_MINTDB_NB_DENOMINATION_SAVE), PERF_TALER_MINTDB_INIT_CMD_END_LOOP ("", "01 - denomination loop"), PERF_TALER_MINTDB_INIT_CMD_DEBUG ("01 - init denomination complete"), // End of initialization // Reserve initialization PERF_TALER_MINTDB_INIT_CMD_LOOP ("02 - init reserve loop", PERF_TALER_MINTDB_NB_RESERVE_INIT), PERF_TALER_MINTDB_INIT_CMD_INSERT_RESERVE ("02 - reserve"), PERF_TALER_MINTDB_INIT_CMD_SAVE_ARRAY ("02 - save reserve", "02 - init reserve loop", "02 - reserve", PERF_TALER_MINTDB_NB_RESERVE_SAVE), PERF_TALER_MINTDB_INIT_CMD_END_LOOP ("", "02 - init reserve loop"), PERF_TALER_MINTDB_INIT_CMD_DEBUG ("02 - reserve init complete"), // End reserve init // Withdrawal initialization PERF_TALER_MINTDB_INIT_CMD_LOOP ("03 - init withdraw loop", PERF_TALER_MINTDB_NB_WITHDRAW_INIT), PERF_TALER_MINTDB_INIT_CMD_START_TRANSACTION (""), PERF_TALER_MINTDB_INIT_CMD_LOAD_ARRAY ("03 - denomination load", "03 - init withdraw loop", "01 - save denomination"), PERF_TALER_MINTDB_INIT_CMD_LOAD_ARRAY ("03 - reserve load", "03 - init withdraw loop", "02 - save reserve"), PERF_TALER_MINTDB_INIT_CMD_INSERT_WITHDRAW ("03 - withdraw", "03 - denomination load", "03 - reserve load"), PERF_TALER_MINTDB_INIT_CMD_COMMIT_TRANSACTION (""), PERF_TALER_MINTDB_INIT_CMD_SAVE_ARRAY ("03 - save coin", "03 - init withdraw loop", "03 - withdraw", PERF_TALER_MINTDB_NB_WITHDRAW_SAVE), PERF_TALER_MINTDB_INIT_CMD_END_LOOP ("", "03 - init withdraw loop"), PERF_TALER_MINTDB_INIT_CMD_DEBUG ("03 - withdraw init complete"), //End of withdrawal initialization //Deposit initialization PERF_TALER_MINTDB_INIT_CMD_LOOP ("04 - deposit init loop", PERF_TALER_MINTDB_NB_DEPOSIT_INIT), PERF_TALER_MINTDB_INIT_CMD_START_TRANSACTION ("04 - start transaction"), PERF_TALER_MINTDB_INIT_CMD_LOAD_ARRAY ("04 - denomination load", "04 - deposit init loop", "03 - save coin"), PERF_TALER_MINTDB_INIT_CMD_INSERT_DEPOSIT ("04 - deposit", "04 - denomination load"), PERF_TALER_MINTDB_INIT_CMD_COMMIT_TRANSACTION ("04 - commit transaction"), PERF_TALER_MINTDB_INIT_CMD_SAVE_ARRAY ("04 - deposit array", "04 - deposit init loop", "04 - deposit", PERF_TALER_MINTDB_NB_DEPOSIT_SAVE), PERF_TALER_MINTDB_INIT_CMD_END_LOOP ("04 - deposit init loop end", "04 - deposit init loop"), PERF_TALER_MINTDB_INIT_CMD_DEBUG ("04 - deposit init complete"), // End of deposit initialization PERF_TALER_MINTDB_INIT_CMD_END ("end") }; GNUNET_log_setup (benchmark_name, "INFO", NULL); config = GNUNET_CONFIGURATION_create (); ret = GNUNET_CONFIGURATION_load (config, configuration_file); if (GNUNET_OK != ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error parsing configuration file"); return GNUNET_SYSERR; } plugin = TALER_MINTDB_plugin_load (config); if (NULL == plugin) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error connectiong to the database"); return ret; } ret = plugin->create_tables (plugin->cls, GNUNET_YES); if (GNUNET_OK != ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error while creating the database architecture"); return ret; } /* * Running the initialization */ if (NULL == init) { init = init_def; } ret = PERF_TALER_MINTDB_interpret (plugin, init); if (GNUNET_OK != ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error during database initialization"); return ret; } /* * Running the benchmark */ ret = PERF_TALER_MINTDB_interpret (plugin, benchmark); if (GNUNET_OK != ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error while runing the benchmark"); return ret; } /* Drop tables */ { struct TALER_MINTDB_Session *session; session = plugin->get_session (plugin->cls, GNUNET_YES); ret = plugin->drop_temporary (plugin->cls, session); if (GNUNET_OK != ret) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error removing cleaning the database"); return ret; } } TALER_MINTDB_plugin_unload (plugin); GNUNET_CONFIGURATION_destroy (config); return ret; }