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device: tx_key caching fixed, store recovered txkey

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This commit is contained in:
Dusan Klinec 2019-06-17 12:46:12 +02:00
parent 6335509727
commit 64fb0f872a
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GPG Key ID: 6337E118CCBCE103
1 changed files with 11 additions and 3 deletions
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14
src/wallet/wallet2.cpp
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@ -6118,7 +6118,7 @@ void wallet2::commit_tx(pending_tx& ptx)
amount_in += m_transfers[idx].amount(); amount_in += m_transfers[idx].amount();
} }
add_unconfirmed_tx(ptx.tx, amount_in, dests, payment_id, ptx.change_dts.amount, ptx.construction_data.subaddr_account, ptx.construction_data.subaddr_indices); add_unconfirmed_tx(ptx.tx, amount_in, dests, payment_id, ptx.change_dts.amount, ptx.construction_data.subaddr_account, ptx.construction_data.subaddr_indices);
if (store_tx_info()) if (store_tx_info() && ptx.tx_key != crypto::null_skey)
{ {
m_tx_keys.insert(std::make_pair(txid, ptx.tx_key)); m_tx_keys.insert(std::make_pair(txid, ptx.tx_key));
m_additional_tx_keys.insert(std::make_pair(txid, ptx.additional_tx_keys)); m_additional_tx_keys.insert(std::make_pair(txid, ptx.additional_tx_keys));
@ -6307,7 +6307,7 @@ bool wallet2::sign_tx(unsigned_tx_set &exported_txs, std::vector<wallet2::pendin
// normally, the tx keys are saved in commit_tx, when the tx is actually sent to the daemon. // normally, the tx keys are saved in commit_tx, when the tx is actually sent to the daemon.
// we can't do that here since the tx will be sent from the compromised wallet, which we don't want // we can't do that here since the tx will be sent from the compromised wallet, which we don't want
// to see that info, so we save it here // to see that info, so we save it here
if (store_tx_info()) if (store_tx_info() && ptx.tx_key != crypto::null_skey)
{ {
const crypto::hash txid = get_transaction_hash(ptx.tx); const crypto::hash txid = get_transaction_hash(ptx.tx);
m_tx_keys.insert(std::make_pair(txid, tx_key)); m_tx_keys.insert(std::make_pair(txid, tx_key));
@ -10276,6 +10276,8 @@ bool wallet2::get_tx_key_cached(const crypto::hash &txid, crypto::secret_key &tx
if (i == m_tx_keys.end()) if (i == m_tx_keys.end())
return false; return false;
tx_key = i->second; tx_key = i->second;
if (tx_key == crypto::null_skey)
return false;
const auto j = m_additional_tx_keys.find(txid); const auto j = m_additional_tx_keys.find(txid);
if (j != m_additional_tx_keys.end()) if (j != m_additional_tx_keys.end())
additional_tx_keys = j->second; additional_tx_keys = j->second;
@ -10287,6 +10289,7 @@ bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, s
bool r = get_tx_key_cached(txid, tx_key, additional_tx_keys); bool r = get_tx_key_cached(txid, tx_key, additional_tx_keys);
if (r) if (r)
{ {
MDEBUG("tx key cached for txid: " << txid);
return true; return true;
} }
@ -10347,6 +10350,12 @@ bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, s
std::vector<crypto::secret_key> tx_keys; std::vector<crypto::secret_key> tx_keys;
dev_cold->get_tx_key(tx_keys, tx_key_data, m_account.get_keys().m_view_secret_key); dev_cold->get_tx_key(tx_keys, tx_key_data, m_account.get_keys().m_view_secret_key);
if (tx_keys.empty()) if (tx_keys.empty())
{
MDEBUG("Empty tx keys for txid: " << txid);
return false;
}
if (tx_keys[0] == crypto::null_skey)
{ {
return false; return false;
} }
@ -10354,7 +10363,6 @@ bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, s
tx_key = tx_keys[0]; tx_key = tx_keys[0];
tx_keys.erase(tx_keys.begin()); tx_keys.erase(tx_keys.begin());
additional_tx_keys = tx_keys; additional_tx_keys = tx_keys;
return true; return true;
} }
//---------------------------------------------------------------------------------------------------- //----------------------------------------------------------------------------------------------------