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exchange/src/auditor/taler-helper-auditor-reserves.c

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/*
This file is part of TALER
Copyright (C) 2016-2020 Taler Systems SA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU Affero 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 Affero Public License for more details.
You should have received a copy of the GNU Affero Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
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* @file auditor/taler-helper-auditor-reserves.c
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* @brief audits the reserves of an exchange database
* @author Christian Grothoff
*/
#include "platform.h"
#include <gnunet/gnunet_util_lib.h>
#include "taler_auditordb_plugin.h"
#include "taler_exchangedb_lib.h"
#include "taler_json_lib.h"
#include "taler_bank_service.h"
#include "taler_signatures.h"
#include "report-lib.h"
/**
* Use a 1 day grace period to deal with clocks not being perfectly synchronized.
*/
#define CLOSING_GRACE_PERIOD GNUNET_TIME_UNIT_DAYS
/**
* Return value from main().
*/
static int global_ret;
/**
* After how long should idle reserves be closed?
*/
static struct GNUNET_TIME_Relative idle_reserve_expiration_time;
/**
* Checkpointing our progress for reserves.
*/
static struct TALER_AUDITORDB_ProgressPointReserve ppr;
/**
* Checkpointing our progress for reserves.
*/
static struct TALER_AUDITORDB_ProgressPointReserve ppr_start;
/**
* Array of reports about row inconsitencies.
*/
static json_t *report_row_inconsistencies;
/**
* Array of reports about the denomination key not being
* valid at the time of withdrawal.
*/
static json_t *denomination_key_validity_withdraw_inconsistencies;
/**
* Array of reports about reserve balance insufficient inconsitencies.
*/
static json_t *report_reserve_balance_insufficient_inconsistencies;
/**
* Total amount reserves were charged beyond their balance.
*/
static struct TALER_Amount total_balance_insufficient_loss;
/**
* Array of reports about reserve balance summary wrong in database.
*/
static json_t *report_reserve_balance_summary_wrong_inconsistencies;
/**
* Total delta between expected and stored reserve balance summaries,
* for positive deltas.
*/
static struct TALER_Amount total_balance_summary_delta_plus;
/**
* Total delta between expected and stored reserve balance summaries,
* for negative deltas.
*/
static struct TALER_Amount total_balance_summary_delta_minus;
/**
* Array of reports about reserve's not being closed inconsitencies.
*/
static json_t *report_reserve_not_closed_inconsistencies;
/**
* Total amount affected by reserves not having been closed on time.
*/
static struct TALER_Amount total_balance_reserve_not_closed;
/**
* Report about amount calculation differences (causing profit
* or loss at the exchange).
*/
static json_t *report_amount_arithmetic_inconsistencies;
/**
* Profits the exchange made by bad amount calculations.
*/
static struct TALER_Amount total_arithmetic_delta_plus;
/**
* Losses the exchange made by bad amount calculations.
*/
static struct TALER_Amount total_arithmetic_delta_minus;
/**
* Expected balance in the escrow account.
*/
static struct TALER_Amount total_escrow_balance;
/**
* Recoups we made on denominations that were not revoked (!?).
*/
static struct TALER_Amount total_irregular_recoups;
/**
* Total withdraw fees earned.
*/
static struct TALER_Amount total_withdraw_fee_income;
/**
* Array of reports about coin operations with bad signatures.
*/
static json_t *report_bad_sig_losses;
/**
* Total amount lost by operations for which signatures were invalid.
*/
static struct TALER_Amount total_bad_sig_loss;
/* ***************************** Report logic **************************** */
/**
* Report a (serious) inconsistency in the exchange's database with
* respect to calculations involving amounts.
*
* @param operation what operation had the inconsistency
* @param rowid affected row, UINT64_MAX if row is missing
* @param exchange amount calculated by exchange
* @param auditor amount calculated by auditor
* @param profitable 1 if @a exchange being larger than @a auditor is
* profitable for the exchange for this operation,
* -1 if @a exchange being smaller than @a auditor is
* profitable for the exchange, and 0 if it is unclear
*/
static void
report_amount_arithmetic_inconsistency (const char *operation,
uint64_t rowid,
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const struct
TALER_Amount *exchange,
const struct
TALER_Amount *auditor,
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int profitable)
{
struct TALER_Amount delta;
struct TALER_Amount *target;
if (0 < TALER_amount_cmp (exchange,
auditor))
{
/* exchange > auditor */
GNUNET_break (GNUNET_OK ==
TALER_amount_subtract (&delta,
exchange,
auditor));
}
else
{
/* auditor < exchange */
profitable = -profitable;
GNUNET_break (GNUNET_OK ==
TALER_amount_subtract (&delta,
auditor,
exchange));
}
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TALER_ARL_report (report_amount_arithmetic_inconsistencies,
json_pack ("{s:s, s:I, s:o, s:o, s:I}",
"operation", operation,
"rowid", (json_int_t) rowid,
"exchange", TALER_JSON_from_amount (exchange),
"auditor", TALER_JSON_from_amount (auditor),
"profitable", (json_int_t) profitable));
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if (0 != profitable)
{
target = (1 == profitable)
? &total_arithmetic_delta_plus
: &total_arithmetic_delta_minus;
GNUNET_break (GNUNET_OK ==
TALER_amount_add (target,
target,
&delta));
}
}
/**
* Report a (serious) inconsistency in the exchange's database.
*
* @param table affected table
* @param rowid affected row, UINT64_MAX if row is missing
* @param diagnostic message explaining the problem
*/
static void
report_row_inconsistency (const char *table,
uint64_t rowid,
const char *diagnostic)
{
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TALER_ARL_report (report_row_inconsistencies,
json_pack ("{s:s, s:I, s:s}",
"table", table,
"row", (json_int_t) rowid,
"diagnostic", diagnostic));
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}
/* ***************************** Analyze reserves ************************ */
/* This logic checks the reserves_in, reserves_out and reserves-tables */
/**
* Summary data we keep per reserve.
*/
struct ReserveSummary
{
/**
* Public key of the reserve.
* Always set when the struct is first initialized.
*/
struct TALER_ReservePublicKeyP reserve_pub;
/**
* Sum of all incoming transfers during this transaction.
* Updated only in #handle_reserve_in().
*/
struct TALER_Amount total_in;
/**
* Sum of all outgoing transfers during this transaction (includes fees).
* Updated only in #handle_reserve_out().
*/
struct TALER_Amount total_out;
/**
* Sum of withdraw fees encountered during this transaction.
*/
struct TALER_Amount total_fee;
/**
* Previous balance of the reserve as remembered by the auditor.
* (updated based on @e total_in and @e total_out at the end).
*/
struct TALER_Amount a_balance;
/**
* Previous withdraw fee balance of the reserve, as remembered by the auditor.
* (updated based on @e total_fee at the end).
*/
struct TALER_Amount a_withdraw_fee_balance;
/**
* Previous reserve expiration data, as remembered by the auditor.
* (updated on-the-fly in #handle_reserve_in()).
*/
struct GNUNET_TIME_Absolute a_expiration_date;
/**
* Which account did originally put money into the reserve?
*/
char *sender_account;
/**
* Did we have a previous reserve info? Used to decide between
* UPDATE and INSERT later. Initialized in
* #load_auditor_reserve_summary() together with the a-* values
* (if available).
*/
int had_ri;
};
/**
* Load the auditor's remembered state about the reserve into @a rs.
* The "total_in" and "total_out" amounts of @a rs must already be
* initialized (so we can determine the currency).
*
* @param[in,out] rs reserve summary to (fully) initialize
* @return transaction status code
*/
static enum GNUNET_DB_QueryStatus
load_auditor_reserve_summary (struct ReserveSummary *rs)
{
enum GNUNET_DB_QueryStatus qs;
uint64_t rowid;
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qs = TALER_ARL_adb->get_reserve_info (TALER_ARL_adb->cls,
TALER_ARL_asession,
&rs->reserve_pub,
&TALER_ARL_master_pub,
&rowid,
&rs->a_balance,
&rs->a_withdraw_fee_balance,
&rs->a_expiration_date,
&rs->sender_account);
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if (0 > qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
{
rs->had_ri = GNUNET_NO;
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (rs->total_in.currency,
&rs->a_balance));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (rs->total_in.currency,
&rs->a_withdraw_fee_balance));
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Creating fresh reserve `%s' with starting balance %s\n",
TALER_B2S (&rs->reserve_pub),
TALER_amount2s (&rs->a_balance));
return GNUNET_DB_STATUS_SUCCESS_NO_RESULTS;
}
rs->had_ri = GNUNET_YES;
if ( (GNUNET_YES !=
TALER_amount_cmp_currency (&rs->a_balance,
&rs->a_withdraw_fee_balance)) ||
(GNUNET_YES !=
TALER_amount_cmp_currency (&rs->total_in,
&rs->a_balance)) )
{
GNUNET_break (0);
return GNUNET_DB_STATUS_HARD_ERROR;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Auditor remembers reserve `%s' has balance %s\n",
TALER_B2S (&rs->reserve_pub),
TALER_amount2s (&rs->a_balance));
return GNUNET_DB_STATUS_SUCCESS_ONE_RESULT;
}
/**
* Closure to the various callbacks we make while checking a reserve.
*/
struct ReserveContext
{
/**
* Map from hash of reserve's public key to a `struct ReserveSummary`.
*/
struct GNUNET_CONTAINER_MultiHashMap *reserves;
/**
* Map from hash of denomination's public key to a
* static string "revoked" for keys that have been revoked,
* or "master signature invalid" in case the revocation is
* there but bogus.
*/
struct GNUNET_CONTAINER_MultiHashMap *revoked;
/**
* Transaction status code, set to error codes if applicable.
*/
enum GNUNET_DB_QueryStatus qs;
};
/**
* Function called with details about incoming wire transfers.
*
* @param cls our `struct ReserveContext`
* @param rowid unique serial ID for the refresh session in our DB
* @param reserve_pub public key of the reserve (also the WTID)
* @param credit amount that was received
* @param sender_account_details information about the sender's bank account
* @param wire_reference unique reference identifying the wire transfer
* @param execution_date when did we receive the funds
* @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop
*/
static int
handle_reserve_in (void *cls,
uint64_t rowid,
const struct TALER_ReservePublicKeyP *reserve_pub,
const struct TALER_Amount *credit,
const char *sender_account_details,
uint64_t wire_reference,
struct GNUNET_TIME_Absolute execution_date)
{
struct ReserveContext *rc = cls;
struct GNUNET_HashCode key;
struct ReserveSummary *rs;
struct GNUNET_TIME_Absolute expiry;
enum GNUNET_DB_QueryStatus qs;
(void) wire_reference;
/* should be monotonically increasing */
GNUNET_assert (rowid >= ppr.last_reserve_in_serial_id);
ppr.last_reserve_in_serial_id = rowid + 1;
GNUNET_CRYPTO_hash (reserve_pub,
sizeof (*reserve_pub),
&key);
rs = GNUNET_CONTAINER_multihashmap_get (rc->reserves,
&key);
if (NULL == rs)
{
rs = GNUNET_new (struct ReserveSummary);
rs->sender_account = GNUNET_strdup (sender_account_details);
rs->reserve_pub = *reserve_pub;
rs->total_in = *credit;
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (credit->currency,
&rs->total_out));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (credit->currency,
&rs->total_fee));
if (0 > (qs = load_auditor_reserve_summary (rs)))
{
GNUNET_break (0);
GNUNET_free (rs);
rc->qs = qs;
return GNUNET_SYSERR;
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CONTAINER_multihashmap_put (rc->reserves,
&key,
rs,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
}
else
{
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&rs->total_in,
&rs->total_in,
credit));
if (NULL == rs->sender_account)
rs->sender_account = GNUNET_strdup (sender_account_details);
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Additional incoming wire transfer for reserve `%s' of %s\n",
TALER_B2S (reserve_pub),
TALER_amount2s (credit));
expiry = GNUNET_TIME_absolute_add (execution_date,
idle_reserve_expiration_time);
rs->a_expiration_date = GNUNET_TIME_absolute_max (rs->a_expiration_date,
expiry);
return GNUNET_OK;
}
/**
* Function called with details about withdraw operations. Verifies
* the signature and updates the reserve's balance.
*
* @param cls our `struct ReserveContext`
* @param rowid unique serial ID for the refresh session in our DB
* @param h_blind_ev blinded hash of the coin's public key
* @param denom_pub public denomination key of the deposited coin
* @param reserve_pub public key of the reserve
* @param reserve_sig signature over the withdraw operation
* @param execution_date when did the wallet withdraw the coin
* @param amount_with_fee amount that was withdrawn
* @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop
*/
static int
handle_reserve_out (void *cls,
uint64_t rowid,
const struct GNUNET_HashCode *h_blind_ev,
const struct TALER_DenominationPublicKey *denom_pub,
const struct TALER_ReservePublicKeyP *reserve_pub,
const struct TALER_ReserveSignatureP *reserve_sig,
struct GNUNET_TIME_Absolute execution_date,
const struct TALER_Amount *amount_with_fee)
{
struct ReserveContext *rc = cls;
struct TALER_WithdrawRequestPS wsrd;
struct GNUNET_HashCode key;
struct ReserveSummary *rs;
const struct TALER_DenominationKeyValidityPS *issue;
struct TALER_Amount withdraw_fee;
struct GNUNET_TIME_Absolute valid_start;
struct GNUNET_TIME_Absolute expire_withdraw;
enum GNUNET_DB_QueryStatus qs;
/* should be monotonically increasing */
GNUNET_assert (rowid >= ppr.last_reserve_out_serial_id);
ppr.last_reserve_out_serial_id = rowid + 1;
/* lookup denomination pub data (make sure denom_pub is valid, establish fees) */
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qs = TALER_ARL_get_denomination_info (denom_pub,
&issue,
&wsrd.h_denomination_pub);
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if (0 > qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
if (GNUNET_DB_STATUS_HARD_ERROR == qs)
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Hard database error trying to get denomination %s (%s) from database!\n",
TALER_B2S (denom_pub),
TALER_amount2s (amount_with_fee));
rc->qs = qs;
return GNUNET_SYSERR;
}
if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
{
report_row_inconsistency ("withdraw",
rowid,
"denomination key not found");
return GNUNET_OK;
}
/* check that execution date is within withdraw range for denom_pub */
valid_start = GNUNET_TIME_absolute_ntoh (issue->start);
expire_withdraw = GNUNET_TIME_absolute_ntoh (issue->expire_withdraw);
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GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
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"Checking withdraw timing: %llu, expire: %llu, timing: %llu\n",
(unsigned long long) valid_start.abs_value_us,
(unsigned long long) expire_withdraw.abs_value_us,
(unsigned long long) execution_date.abs_value_us);
if ( (valid_start.abs_value_us > execution_date.abs_value_us) ||
(expire_withdraw.abs_value_us < execution_date.abs_value_us) )
{
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TALER_ARL_report (denomination_key_validity_withdraw_inconsistencies,
json_pack ("{s:I, s:o, s:o, s:o}",
"row", (json_int_t) rowid,
"execution_date",
TALER_ARL_json_from_time_abs (execution_date),
"reserve_pub", GNUNET_JSON_from_data_auto (
reserve_pub),
"denompub_h", GNUNET_JSON_from_data_auto (
&wsrd.h_denomination_pub)));
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}
/* check reserve_sig */
wsrd.purpose.purpose = htonl (TALER_SIGNATURE_WALLET_RESERVE_WITHDRAW);
wsrd.purpose.size = htonl (sizeof (wsrd));
wsrd.reserve_pub = *reserve_pub;
TALER_amount_hton (&wsrd.amount_with_fee,
amount_with_fee);
wsrd.withdraw_fee = issue->fee_withdraw;
wsrd.h_coin_envelope = *h_blind_ev;
if (GNUNET_OK !=
GNUNET_CRYPTO_eddsa_verify (TALER_SIGNATURE_WALLET_RESERVE_WITHDRAW,
&wsrd.purpose,
&reserve_sig->eddsa_signature,
&reserve_pub->eddsa_pub))
{
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TALER_ARL_report (report_bad_sig_losses,
json_pack ("{s:s, s:I, s:o, s:o}",
"operation", "withdraw",
"row", (json_int_t) rowid,
"loss", TALER_JSON_from_amount (
amount_with_fee),
"key_pub", GNUNET_JSON_from_data_auto (
reserve_pub)));
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GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_bad_sig_loss,
&total_bad_sig_loss,
amount_with_fee));
return GNUNET_OK;
}
GNUNET_CRYPTO_hash (reserve_pub,
sizeof (*reserve_pub),
&key);
rs = GNUNET_CONTAINER_multihashmap_get (rc->reserves,
&key);
if (NULL == rs)
{
rs = GNUNET_new (struct ReserveSummary);
rs->reserve_pub = *reserve_pub;
rs->total_out = *amount_with_fee;
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (amount_with_fee->currency,
&rs->total_in));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (amount_with_fee->currency,
&rs->total_fee));
qs = load_auditor_reserve_summary (rs);
if (0 > qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
GNUNET_free (rs);
rc->qs = qs;
return GNUNET_SYSERR;
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CONTAINER_multihashmap_put (rc->reserves,
&key,
rs,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
}
else
{
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&rs->total_out,
&rs->total_out,
amount_with_fee));
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Reserve `%s' reduced by %s from withdraw\n",
TALER_B2S (reserve_pub),
TALER_amount2s (amount_with_fee));
TALER_amount_ntoh (&withdraw_fee,
&issue->fee_withdraw);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Increasing withdraw profits by fee %s\n",
TALER_amount2s (&withdraw_fee));
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&rs->total_fee,
&rs->total_fee,
&withdraw_fee));
return GNUNET_OK;
}
/**
* Function called with details about withdraw operations. Verifies
* the signature and updates the reserve's balance.
*
* @param cls our `struct ReserveContext`
* @param rowid unique serial ID for the refresh session in our DB
* @param timestamp when did we receive the recoup request
* @param amount how much should be added back to the reserve
* @param reserve_pub public key of the reserve
* @param coin public information about the coin, denomination signature is
* already verified in #check_recoup()
* @param denom_pub public key of the denomionation of @a coin
* @param coin_sig signature with @e coin_pub of type #TALER_SIGNATURE_WALLET_COIN_RECOUP
* @param coin_blind blinding factor used to blind the coin
* @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop
*/
static int
handle_recoup_by_reserve (void *cls,
uint64_t rowid,
struct GNUNET_TIME_Absolute timestamp,
const struct TALER_Amount *amount,
const struct TALER_ReservePublicKeyP *reserve_pub,
const struct TALER_CoinPublicInfo *coin,
const struct TALER_DenominationPublicKey *denom_pub,
const struct TALER_CoinSpendSignatureP *coin_sig,
const struct
TALER_DenominationBlindingKeyP *coin_blind)
{
struct ReserveContext *rc = cls;
struct GNUNET_HashCode key;
struct ReserveSummary *rs;
struct GNUNET_TIME_Absolute expiry;
struct TALER_RecoupRequestPS pr;
struct TALER_MasterSignatureP msig;
uint64_t rev_rowid;
enum GNUNET_DB_QueryStatus qs;
const char *rev;
(void) denom_pub;
/* should be monotonically increasing */
GNUNET_assert (rowid >= ppr.last_reserve_recoup_serial_id);
ppr.last_reserve_recoup_serial_id = rowid + 1;
/* We know that denom_pub matches denom_pub_hash because this
is how the SQL statement joined the tables. */
pr.h_denom_pub = coin->denom_pub_hash;
pr.purpose.purpose = htonl (TALER_SIGNATURE_WALLET_COIN_RECOUP);
pr.purpose.size = htonl (sizeof (pr));
pr.coin_pub = coin->coin_pub;
pr.coin_blind = *coin_blind;
if (GNUNET_OK !=
GNUNET_CRYPTO_eddsa_verify (TALER_SIGNATURE_WALLET_COIN_RECOUP,
&pr.purpose,
&coin_sig->eddsa_signature,
&coin->coin_pub.eddsa_pub))
{
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TALER_ARL_report (report_bad_sig_losses,
json_pack ("{s:s, s:I, s:o, s:o}",
"operation", "recoup",
"row", (json_int_t) rowid,
"loss", TALER_JSON_from_amount (amount),
"key_pub", GNUNET_JSON_from_data_auto (
&coin->coin_pub)));
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GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_bad_sig_loss,
&total_bad_sig_loss,
amount));
}
/* check that the coin was eligible for recoup!*/
rev = GNUNET_CONTAINER_multihashmap_get (rc->revoked,
&pr.h_denom_pub);
if (NULL == rev)
{
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qs = TALER_ARL_edb->get_denomination_revocation (TALER_ARL_edb->cls,
TALER_ARL_esession,
&pr.h_denom_pub,
&msig,
&rev_rowid);
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if (0 > qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
rc->qs = qs;
return GNUNET_SYSERR;
}
if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
{
report_row_inconsistency ("recoup",
rowid,
"denomination key not in revocation set");
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_irregular_recoups,
&total_irregular_recoups,
amount));
}
else
{
/* verify msig */
struct TALER_MasterDenominationKeyRevocationPS kr;
kr.purpose.purpose = htonl (
TALER_SIGNATURE_MASTER_DENOMINATION_KEY_REVOKED);
kr.purpose.size = htonl (sizeof (kr));
kr.h_denom_pub = pr.h_denom_pub;
if (GNUNET_OK !=
GNUNET_CRYPTO_eddsa_verify (
TALER_SIGNATURE_MASTER_DENOMINATION_KEY_REVOKED,
&kr.purpose,
&msig.eddsa_signature,
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&TALER_ARL_master_pub.eddsa_pub))
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{
rev = "master signature invalid";
}
else
{
rev = "revoked";
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CONTAINER_multihashmap_put (rc->revoked,
&pr.h_denom_pub,
(void *) rev,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
}
}
else
{
rev_rowid = 0; /* reported elsewhere */
}
if ( (NULL != rev) &&
(0 == strcmp (rev, "master signature invalid")) )
{
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TALER_ARL_report (report_bad_sig_losses,
json_pack ("{s:s, s:I, s:o, s:o}",
"operation", "recoup-master",
"row", (json_int_t) rev_rowid,
"loss", TALER_JSON_from_amount (amount),
"key_pub", GNUNET_JSON_from_data_auto (
&TALER_ARL_master_pub)));
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GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_bad_sig_loss,
&total_bad_sig_loss,
amount));
}
GNUNET_CRYPTO_hash (reserve_pub,
sizeof (*reserve_pub),
&key);
rs = GNUNET_CONTAINER_multihashmap_get (rc->reserves,
&key);
if (NULL == rs)
{
rs = GNUNET_new (struct ReserveSummary);
rs->reserve_pub = *reserve_pub;
rs->total_in = *amount;
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (amount->currency,
&rs->total_out));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (amount->currency,
&rs->total_fee));
qs = load_auditor_reserve_summary (rs);
if (0 > qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
GNUNET_free (rs);
rc->qs = qs;
return GNUNET_SYSERR;
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CONTAINER_multihashmap_put (rc->reserves,
&key,
rs,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
}
else
{
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&rs->total_in,
&rs->total_in,
amount));
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Additional /recoup value to for reserve `%s' of %s\n",
TALER_B2S (reserve_pub),
TALER_amount2s (amount));
expiry = GNUNET_TIME_absolute_add (timestamp,
idle_reserve_expiration_time);
rs->a_expiration_date = GNUNET_TIME_absolute_max (rs->a_expiration_date,
expiry);
return GNUNET_OK;
}
/**
* Obtain the closing fee for a transfer at @a time for target
* @a receiver_account.
*
* @param receiver_account payto:// URI of the target account
* @param atime when was the transfer made
* @param[out] fee set to the closing fee
* @return #GNUNET_OK on success
*/
static int
get_closing_fee (const char *receiver_account,
struct GNUNET_TIME_Absolute atime,
struct TALER_Amount *fee)
{
struct TALER_MasterSignatureP master_sig;
struct GNUNET_TIME_Absolute start_date;
struct GNUNET_TIME_Absolute end_date;
struct TALER_Amount wire_fee;
char *method;
method = TALER_payto_get_method (receiver_account);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Method is `%s'\n",
method);
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
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TALER_ARL_edb->get_wire_fee (TALER_ARL_edb->cls,
TALER_ARL_esession,
method,
atime,
&start_date,
&end_date,
&wire_fee,
fee,
&master_sig))
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{
report_row_inconsistency ("closing-fee",
atime.abs_value_us,
"closing fee unavailable at given time");
GNUNET_free (method);
return GNUNET_SYSERR;
}
GNUNET_free (method);
return GNUNET_OK;
}
/**
* Function called about reserve closing operations
* the aggregator triggered.
*
* @param cls closure
* @param rowid row identifier used to uniquely identify the reserve closing operation
* @param execution_date when did we execute the close operation
* @param amount_with_fee how much did we debit the reserve
* @param closing_fee how much did we charge for closing the reserve
* @param reserve_pub public key of the reserve
* @param receiver_account where did we send the funds
* @param transfer_details details about the wire transfer
* @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop
*/
static int
handle_reserve_closed (void *cls,
uint64_t rowid,
struct GNUNET_TIME_Absolute execution_date,
const struct TALER_Amount *amount_with_fee,
const struct TALER_Amount *closing_fee,
const struct TALER_ReservePublicKeyP *reserve_pub,
const char *receiver_account,
const struct
TALER_WireTransferIdentifierRawP *transfer_details)
{
struct ReserveContext *rc = cls;
struct GNUNET_HashCode key;
struct ReserveSummary *rs;
enum GNUNET_DB_QueryStatus qs;
(void) transfer_details;
/* should be monotonically increasing */
GNUNET_assert (rowid >= ppr.last_reserve_close_serial_id);
ppr.last_reserve_close_serial_id = rowid + 1;
GNUNET_CRYPTO_hash (reserve_pub,
sizeof (*reserve_pub),
&key);
rs = GNUNET_CONTAINER_multihashmap_get (rc->reserves,
&key);
if (NULL == rs)
{
rs = GNUNET_new (struct ReserveSummary);
rs->reserve_pub = *reserve_pub;
rs->total_out = *amount_with_fee;
rs->total_fee = *closing_fee;
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (amount_with_fee->currency,
&rs->total_in));
qs = load_auditor_reserve_summary (rs);
if (0 > qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
GNUNET_free (rs);
rc->qs = qs;
return GNUNET_SYSERR;
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CONTAINER_multihashmap_put (rc->reserves,
&key,
rs,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
}
else
{
struct TALER_Amount expected_fee;
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&rs->total_out,
&rs->total_out,
amount_with_fee));
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&rs->total_fee,
&rs->total_fee,
closing_fee));
/* verify closing_fee is correct! */
if (GNUNET_OK !=
get_closing_fee (receiver_account,
execution_date,
&expected_fee))
{
GNUNET_break (0);
}
else if (0 != TALER_amount_cmp (&expected_fee,
closing_fee))
{
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report_amount_arithmetic_inconsistency (
"closing aggregation fee",
rowid,
closing_fee,
&expected_fee,
1);
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}
}
if (NULL == rs->sender_account)
{
GNUNET_break (GNUNET_NO == rs->had_ri);
report_row_inconsistency ("reserves_close",
rowid,
"target account not verified, auditor does not know reserve");
}
else if (0 != strcmp (rs->sender_account,
receiver_account))
{
report_row_inconsistency ("reserves_close",
rowid,
"target account does not match origin account");
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Additional closing operation for reserve `%s' of %s\n",
TALER_B2S (reserve_pub),
TALER_amount2s (amount_with_fee));
return GNUNET_OK;
}
/**
* Check that the reserve summary matches what the exchange database
* thinks about the reserve, and update our own state of the reserve.
*
* Remove all reserves that we are happy with from the DB.
*
* @param cls our `struct ReserveContext`
* @param key hash of the reserve public key
* @param value a `struct ReserveSummary`
* @return #GNUNET_OK to process more entries
*/
static int
verify_reserve_balance (void *cls,
const struct GNUNET_HashCode *key,
void *value)
{
struct ReserveContext *rc = cls;
struct ReserveSummary *rs = value;
struct TALER_EXCHANGEDB_Reserve reserve;
struct TALER_Amount balance;
struct TALER_Amount nbalance;
struct TALER_Amount cfee;
enum GNUNET_DB_QueryStatus qs;
int ret;
ret = GNUNET_OK;
reserve.pub = rs->reserve_pub;
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qs = TALER_ARL_edb->reserves_get (TALER_ARL_edb->cls,
TALER_ARL_esession,
&reserve);
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if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT != qs)
{
char *diag;
GNUNET_asprintf (&diag,
"Failed to find summary for reserve `%s'\n",
TALER_B2S (&rs->reserve_pub));
report_row_inconsistency ("reserve-summary",
UINT64_MAX,
diag);
GNUNET_free (diag);
if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
{
GNUNET_break (0);
qs = GNUNET_DB_STATUS_HARD_ERROR;
}
rc->qs = qs;
return GNUNET_OK;
}
if (GNUNET_OK !=
TALER_amount_add (&balance,
&rs->total_in,
&rs->a_balance))
{
GNUNET_break (0);
goto cleanup;
}
if (GNUNET_SYSERR ==
TALER_amount_subtract (&nbalance,
&balance,
&rs->total_out))
{
struct TALER_Amount loss;
GNUNET_break (GNUNET_SYSERR !=
TALER_amount_subtract (&loss,
&rs->total_out,
&balance));
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_balance_insufficient_loss,
&total_balance_insufficient_loss,
&loss));
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TALER_ARL_report (
report_reserve_balance_insufficient_inconsistencies,
json_pack ("{s:o, s:o}",
"reserve_pub",
GNUNET_JSON_from_data_auto (&rs->reserve_pub),
"loss",
TALER_JSON_from_amount (&loss)));
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goto cleanup;
}
if (0 != TALER_amount_cmp (&nbalance,
&reserve.balance))
{
struct TALER_Amount delta;
if (0 < TALER_amount_cmp (&nbalance,
&reserve.balance))
{
/* balance > reserve.balance */
GNUNET_assert (GNUNET_OK ==
TALER_amount_subtract (&delta,
&nbalance,
&reserve.balance));
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&total_balance_summary_delta_plus,
&total_balance_summary_delta_plus,
&delta));
}
else
{
/* balance < reserve.balance */
GNUNET_assert (GNUNET_OK ==
TALER_amount_subtract (&delta,
&reserve.balance,
&nbalance));
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&total_balance_summary_delta_minus,
&total_balance_summary_delta_minus,
&delta));
}
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TALER_ARL_report (
report_reserve_balance_summary_wrong_inconsistencies,
json_pack ("{s:o, s:o, s:o}",
"reserve_pub",
GNUNET_JSON_from_data_auto (&rs->reserve_pub),
"exchange",
TALER_JSON_from_amount (&reserve.balance),
"auditor",
TALER_JSON_from_amount (&nbalance)));
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goto cleanup;
}
/* Check that reserve is being closed if it is past its expiration date */
if (CLOSING_GRACE_PERIOD.rel_value_us <
GNUNET_TIME_absolute_get_duration (rs->a_expiration_date).rel_value_us)
{
if ( (NULL != rs->sender_account) &&
(GNUNET_OK ==
get_closing_fee (rs->sender_account,
rs->a_expiration_date,
&cfee)) )
{
if (1 == TALER_amount_cmp (&nbalance,
&cfee))
{
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&total_balance_reserve_not_closed,
&total_balance_reserve_not_closed,
&nbalance));
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TALER_ARL_report (report_reserve_not_closed_inconsistencies,
json_pack ("{s:o, s:o, s:o}",
"reserve_pub",
GNUNET_JSON_from_data_auto (
&rs->reserve_pub),
"balance",
TALER_JSON_from_amount (&nbalance),
"expiration_time",
TALER_ARL_json_from_time_abs (
rs->a_expiration_date)));
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}
}
else
{
GNUNET_assert (GNUNET_OK ==
TALER_amount_add (&total_balance_reserve_not_closed,
&total_balance_reserve_not_closed,
&nbalance));
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TALER_ARL_report (report_reserve_not_closed_inconsistencies,
json_pack ("{s:o, s:o, s:o, s:s}",
"reserve_pub",
GNUNET_JSON_from_data_auto (
&rs->reserve_pub),
"balance",
TALER_JSON_from_amount (&nbalance),
"expiration_time",
TALER_ARL_json_from_time_abs (
rs->a_expiration_date),
"diagnostic",
"could not determine closing fee"));
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}
}
/* Add withdraw fees we encountered to totals */
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Reserve reserve `%s' made %s in withdraw fees\n",
TALER_B2S (&rs->reserve_pub),
TALER_amount2s (&rs->total_fee));
if (GNUNET_YES !=
TALER_amount_add (&rs->a_withdraw_fee_balance,
&rs->a_withdraw_fee_balance,
&rs->total_fee))
{
GNUNET_break (0);
ret = GNUNET_SYSERR;
goto cleanup;
}
if ( (GNUNET_YES !=
TALER_amount_add (&total_escrow_balance,
&total_escrow_balance,
&rs->total_in)) ||
(GNUNET_SYSERR ==
TALER_amount_subtract (&total_escrow_balance,
&total_escrow_balance,
&rs->total_out)) ||
(GNUNET_YES !=
TALER_amount_add (&total_withdraw_fee_income,
&total_withdraw_fee_income,
&rs->total_fee)) )
{
GNUNET_break (0);
ret = GNUNET_SYSERR;
goto cleanup;
}
if ( (0ULL == balance.value) &&
(0U == balance.fraction) )
{
/* balance is zero, drop reserve details (and then do not update/insert) */
if (rs->had_ri)
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Final balance of reserve `%s' is %s, dropping it\n",
TALER_B2S (&rs->reserve_pub),
TALER_amount2s (&nbalance));
rename fest on refactored auditor logic
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qs = TALER_ARL_adb->del_reserve_info (TALER_ARL_adb->cls,
TALER_ARL_asession,
&rs->reserve_pub,
&TALER_ARL_master_pub);
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if (0 >= qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
ret = GNUNET_SYSERR;
rc->qs = qs;
goto cleanup;
}
}
else
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Final balance of reserve `%s' is %s, no need to remember it\n",
TALER_B2S (&rs->reserve_pub),
TALER_amount2s (&nbalance));
}
ret = GNUNET_OK;
goto cleanup;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Remembering final balance of reserve `%s' as %s\n",
TALER_B2S (&rs->reserve_pub),
TALER_amount2s (&nbalance));
if (rs->had_ri)
rename fest on refactored auditor logic
2020-03-21 11:05:51 +01:00
qs = TALER_ARL_adb->update_reserve_info (TALER_ARL_adb->cls,
TALER_ARL_asession,
&rs->reserve_pub,
&TALER_ARL_master_pub,
&nbalance,
&rs->a_withdraw_fee_balance,
rs->a_expiration_date);
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else
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qs = TALER_ARL_adb->insert_reserve_info (TALER_ARL_adb->cls,
TALER_ARL_asession,
&rs->reserve_pub,
&TALER_ARL_master_pub,
&nbalance,
&rs->a_withdraw_fee_balance,
rs->a_expiration_date,
rs->sender_account);
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if (0 >= qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
ret = GNUNET_SYSERR;
rc->qs = qs;
}
cleanup:
GNUNET_assert (GNUNET_YES ==
GNUNET_CONTAINER_multihashmap_remove (rc->reserves,
key,
rs));
GNUNET_free_non_null (rs->sender_account);
GNUNET_free (rs);
return ret;
}
/**
* Analyze reserves for being well-formed.
*
* @param cls NULL
* @return transaction status code
*/
static enum GNUNET_DB_QueryStatus
analyze_reserves (void *cls)
{
struct ReserveContext rc;
enum GNUNET_DB_QueryStatus qsx;
enum GNUNET_DB_QueryStatus qs;
enum GNUNET_DB_QueryStatus qsp;
(void) cls;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Analyzing reserves\n");
rename fest on refactored auditor logic
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qsp = TALER_ARL_adb->get_auditor_progress_reserve (TALER_ARL_adb->cls,
TALER_ARL_asession,
&TALER_ARL_master_pub,
&ppr);
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if (0 > qsp)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qsp);
return qsp;
}
if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qsp)
{
GNUNET_log (GNUNET_ERROR_TYPE_MESSAGE,
_ (
"First analysis using this auditor, starting audit from scratch\n"));
}
else
{
ppr_start = ppr;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
_ ("Resuming reserve audit at %llu/%llu/%llu/%llu\n"),
(unsigned long long) ppr.last_reserve_in_serial_id,
(unsigned long long) ppr.last_reserve_out_serial_id,
(unsigned long long) ppr.last_reserve_recoup_serial_id,
(unsigned long long) ppr.last_reserve_close_serial_id);
}
rc.qs = GNUNET_DB_STATUS_SUCCESS_ONE_RESULT;
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qsx = TALER_ARL_adb->get_reserve_summary (TALER_ARL_adb->cls,
TALER_ARL_asession,
&TALER_ARL_master_pub,
&total_escrow_balance,
&total_withdraw_fee_income);
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if (qsx < 0)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qsx);
return qsx;
}
rc.reserves = GNUNET_CONTAINER_multihashmap_create (512,
GNUNET_NO);
rc.revoked = GNUNET_CONTAINER_multihashmap_create (4,
GNUNET_NO);
rename fest on refactored auditor logic
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qs = TALER_ARL_edb->select_reserves_in_above_serial_id (TALER_ARL_edb->cls,
TALER_ARL_esession,
ppr.
last_reserve_in_serial_id,
&handle_reserve_in,
&rc);
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if (qs < 0)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
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qs = TALER_ARL_edb->select_withdrawals_above_serial_id (TALER_ARL_edb->cls,
TALER_ARL_esession,
ppr.
last_reserve_out_serial_id,
&handle_reserve_out,
&rc);
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if (qs < 0)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
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qs = TALER_ARL_edb->select_recoup_above_serial_id (TALER_ARL_edb->cls,
TALER_ARL_esession,
ppr.
last_reserve_recoup_serial_id,
&handle_recoup_by_reserve,
&rc);
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if (qs < 0)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
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qs = TALER_ARL_edb->select_reserve_closed_above_serial_id (TALER_ARL_edb->cls,
TALER_ARL_esession,
ppr.
last_reserve_close_serial_id,
&
handle_reserve_closed,
&rc);
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if (qs < 0)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
GNUNET_CONTAINER_multihashmap_iterate (rc.reserves,
&verify_reserve_balance,
&rc);
GNUNET_break (0 ==
GNUNET_CONTAINER_multihashmap_size (rc.reserves));
GNUNET_CONTAINER_multihashmap_destroy (rc.reserves);
GNUNET_CONTAINER_multihashmap_destroy (rc.revoked);
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT != rc.qs)
return qs;
if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qsx)
{
rename fest on refactored auditor logic
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qs = TALER_ARL_adb->insert_reserve_summary (TALER_ARL_adb->cls,
TALER_ARL_asession,
&TALER_ARL_master_pub,
&total_escrow_balance,
&total_withdraw_fee_income);
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}
else
{
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qs = TALER_ARL_adb->update_reserve_summary (TALER_ARL_adb->cls,
TALER_ARL_asession,
&TALER_ARL_master_pub,
&total_escrow_balance,
&total_withdraw_fee_income);
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}
if (0 >= qs)
{
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT == qsp)
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qs = TALER_ARL_adb->update_auditor_progress_reserve (TALER_ARL_adb->cls,
TALER_ARL_asession,
&TALER_ARL_master_pub,
&ppr);
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else
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qs = TALER_ARL_adb->insert_auditor_progress_reserve (TALER_ARL_adb->cls,
TALER_ARL_asession,
&TALER_ARL_master_pub,
&ppr);
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if (0 >= qs)
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Failed to update auditor DB, not recording progress\n");
GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
return qs;
}
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
_ ("Concluded reserve audit step at %llu/%llu/%llu/%llu\n"),
(unsigned long long) ppr.last_reserve_in_serial_id,
(unsigned long long) ppr.last_reserve_out_serial_id,
(unsigned long long) ppr.last_reserve_recoup_serial_id,
(unsigned long long) ppr.last_reserve_close_serial_id);
return GNUNET_DB_STATUS_SUCCESS_ONE_RESULT;
}
/**
* Main function that will be run.
*
* @param cls closure
* @param args remaining command-line arguments
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* @param TALER_ARL_cfgfile name of the configuration file used (for saving, can be NULL!)
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* @param c configuration
*/
static void
run (void *cls,
char *const *args,
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const char *TALER_ARL_cfgfile,
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const struct GNUNET_CONFIGURATION_Handle *c)
{
(void) cls;
(void) args;
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(void) TALER_ARL_cfgfile;
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GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Launching auditor\n");
if (GNUNET_OK !=
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TALER_ARL_init (c))
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{
global_ret = 1;
return;
}
if (GNUNET_OK !=
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GNUNET_CONFIGURATION_get_value_time (TALER_ARL_cfg,
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"exchangedb",
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"IDLE_RESERVE_EXPIRATION_TIME",
&idle_reserve_expiration_time))
{
GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
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"exchangedb",
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"IDLE_RESERVE_EXPIRATION_TIME");
global_ret = 1;
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Starting audit\n");
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_escrow_balance));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_irregular_recoups));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_withdraw_fee_income));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_balance_insufficient_loss));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_balance_summary_delta_plus));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_balance_summary_delta_minus));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_arithmetic_delta_plus));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_arithmetic_delta_minus));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_balance_reserve_not_closed));
GNUNET_assert (GNUNET_OK ==
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TALER_amount_get_zero (TALER_ARL_currency,
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&total_bad_sig_loss));
GNUNET_assert (NULL !=
(report_row_inconsistencies = json_array ()));
GNUNET_assert (NULL !=
(denomination_key_validity_withdraw_inconsistencies =
json_array ()));
GNUNET_assert (NULL !=
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(report_reserve_balance_summary_wrong_inconsistencies
=
json_array ()));
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GNUNET_assert (NULL !=
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(report_reserve_balance_insufficient_inconsistencies
=
json_array ()));
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GNUNET_assert (NULL !=
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(report_reserve_not_closed_inconsistencies =
json_array ()));
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GNUNET_assert (NULL !=
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(report_amount_arithmetic_inconsistencies =
json_array ()));
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GNUNET_assert (NULL !=
(report_bad_sig_losses = json_array ()));
if (GNUNET_OK !=
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TALER_ARL_setup_sessions_and_run (&analyze_reserves,
NULL))
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{
global_ret = 1;
return;
}
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{
json_t *report;
report = json_pack ("{s:o, s:o, s:o, s:o, s:o,"
" s:o, s:o, s:o, s:o, s:o,"
" s:o, s:o, s:o, s:o, s:o,"
" s:o, s:o, s:o, s:o, s:I,"
" s:I, s:I, s:I, s:I, s:I,"
" s:I, s:I }",
/* blocks #1 */
"reserve_balance_insufficient_inconsistencies",
report_reserve_balance_insufficient_inconsistencies,
/* Tested in test-auditor.sh #3 */
"total_loss_balance_insufficient",
TALER_JSON_from_amount (
&total_balance_insufficient_loss),
/* Tested in test-auditor.sh #3 */
"reserve_balance_summary_wrong_inconsistencies",
report_reserve_balance_summary_wrong_inconsistencies,
"total_balance_summary_delta_plus",
TALER_JSON_from_amount (
&total_balance_summary_delta_plus),
"total_balance_summary_delta_minus",
TALER_JSON_from_amount (
&total_balance_summary_delta_minus),
/* blocks #2 */
"total_escrow_balance",
TALER_JSON_from_amount (&total_escrow_balance),
"total_withdraw_fee_income",
TALER_JSON_from_amount (
&total_withdraw_fee_income),
/* Tested in test-auditor.sh #21 */
"reserve_not_closed_inconsistencies",
report_reserve_not_closed_inconsistencies,
/* Tested in test-auditor.sh #21 */
"total_balance_reserve_not_closed",
TALER_JSON_from_amount (
&total_balance_reserve_not_closed),
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/* Tested in test-auditor.sh #7 */
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"bad_sig_losses",
report_bad_sig_losses,
/* blocks #3 */
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/* Tested in test-auditor.sh #7 */
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"total_bad_sig_loss",
TALER_JSON_from_amount (&total_bad_sig_loss),
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/* FIXME: Tested in test-auditor.sh #?? */
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"row_inconsistencies",
report_row_inconsistencies,
/* Tested in test-auditor.sh #23 */
"denomination_key_validity_withdraw_inconsistencies",
denomination_key_validity_withdraw_inconsistencies,
"amount_arithmetic_inconsistencies",
report_amount_arithmetic_inconsistencies,
"total_arithmetic_delta_plus",
TALER_JSON_from_amount (
&total_arithmetic_delta_plus),
/* blocks #4 */
"total_arithmetic_delta_minus",
TALER_JSON_from_amount (
&total_arithmetic_delta_minus),
"auditor_start_time",
TALER_ARL_json_from_time_abs (
start_time),
"auditor_end_time",
TALER_ARL_json_from_time_abs (
GNUNET_TIME_absolute_get ()),
"total_irregular_recoups",
TALER_JSON_from_amount (
&total_irregular_recoups),
"start_ppr_reserve_in_serial_id",
(json_int_t) ppr_start.last_reserve_in_serial_id,
/* blocks #5 */
"start_ppr_reserve_out_serial_id",
(json_int_t) ppr_start.
last_reserve_out_serial_id,
"start_ppr_reserve_recoup_serial_id",
(json_int_t) ppr_start.
last_reserve_recoup_serial_id,
"start_ppr_reserve_close_serial_id",
(json_int_t) ppr_start.
last_reserve_close_serial_id,
"end_ppr_reserve_in_serial_id",
(json_int_t) ppr.last_reserve_in_serial_id,
"end_ppr_reserve_out_serial_id",
(json_int_t) ppr.last_reserve_out_serial_id,
/* blocks #6 */
"end_ppr_reserve_recoup_serial_id",
(json_int_t) ppr.last_reserve_recoup_serial_id,
"end_ppr_reserve_close_serial_id",
(json_int_t) ppr.last_reserve_close_serial_id
);
GNUNET_break (NULL != report);
TALER_ARL_done (report);
}
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}
/**
* The main function of the database initialization tool.
* Used to initialize the Taler Exchange's database.
*
* @param argc number of arguments from the command line
* @param argv command line arguments
* @return 0 ok, 1 on error
*/
int
main (int argc,
char *const *argv)
{
const struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_option_base32_auto ('m',
"exchange-key",
"KEY",
"public key of the exchange (Crockford base32 encoded)",
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&TALER_ARL_master_pub),
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GNUNET_GETOPT_option_timetravel ('T',
"timetravel"),
GNUNET_GETOPT_OPTION_END
};
/* force linker to link against libtalerutil; if we do
not do this, the linker may "optimize" libtalerutil
away and skip #TALER_OS_init(), which we do need */
(void) TALER_project_data_default ();
GNUNET_assert (GNUNET_OK ==
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GNUNET_log_setup ("taler-helper-auditor-reserves",
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"MESSAGE",
NULL));
if (GNUNET_OK !=
GNUNET_PROGRAM_run (argc,
argv,
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"taler-helper-auditor-reserves",
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"Audit Taler exchange reserve handling",
options,
&run,
NULL))
return 1;
return global_ret;
}
/* end of taler-auditor-reserves.c */
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