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fixed removal of duplicates from btc withdraw, fixed double spending due to execution from both primary and backup receive rpc during withdraw btc

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This commit is contained in:
Abhishek Sinha 2019-07-21 12:30:40 +05:30
parent ac9453d61f
commit 278b44528b
1 changed files with 36 additions and 97 deletions
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133
supernode/index.html
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@ -12252,9 +12252,8 @@
let valid_btc_list =
valid_utxo_list.map(
deposit_arr => {
deposit_arr
.status =
3 // Deposited Bitcoin is under process
// Deposited Bitcoin is under process
deposit_arr.status = 3;
updateinDB(
"deposit",
deposit_arr,
@ -12291,8 +12290,7 @@
);
return {
withdraw_id: withdraw_id,
deposited_btc_address: deposit_arr
.btc_address
deposited_btc_address: deposit_arr.btc_address
};
});
@ -12302,8 +12300,7 @@
(
'system_btc_reserves_private_keys',
'btc_address',
vbl
.deposited_btc_address
vbl.deposited_btc_address
).then(
function (res) {
let retrieve_pvtkey_req_id = res[0].id;
@ -12477,8 +12474,8 @@
RM_RPC.filter_legit_requests(params.trader_flo_address, function (is_valid_request) {
if (is_valid_request !== true) return false;
if (typeof params.btc_private_key_array !== "string" || typeof params.retrieve_pvtkey_req_id !==
"string") return false;
if (typeof params.btc_private_key_array !== "string"
|| typeof params.retrieve_pvtkey_req_id !== "string") return false;
let rec_flo_id = params.receiver_flo_address || request.globalParams.receiverFloId;
if (typeof rec_flo_id == "undefined" || rec_flo_id !==
@ -12565,14 +12562,14 @@
"server_msg": msg
}).then(server_response=>doSend(server_response));
} else return;
readDB('crypto_balances', withdraw_res.id)
const withdrawer_crypto_bal_id = `${withdraw_res.trader_flo_address}_${withdraw_res.product}`;
readDB('crypto_balances', withdrawer_crypto_bal_id)
.then(res_bal => {
// btc_eq_receiving_amount
// =
// Number(parseFloat(EqCryptoWd).toFixed(8));
if (typeof res_bal !== "object") {
throw new Error(`FATAL ERROR: Failed to subtract balance of id ${withdrawer_crypto_bal_id} by ${EqCryptoWd}. `);
}
res_bal.crypto_balance -= EqCryptoWd;
updateinDB('crypto_balances', res_bal, withdraw_res.id)
updateinDB('crypto_balances', res_bal, withdrawer_crypto_bal_id)
.then(res_obj => {
const res_obj_str = JSON.stringify(res_obj);
const res_obj_hash = Crypto.SHA256(res_obj_str);
@ -12621,8 +12618,7 @@
if (deposit_arr.bitcoinToBePaid > 0) {
// update deposits in db
deposit_arr.status = 2; // UTXO ready to be used again
updateinDB("deposit", deposit_arr,
deposit_arr.id);
updateinDB("deposit", deposit_arr, deposit_arr.id);
} else {
// delete entry in deposits in db
@ -13476,9 +13472,8 @@
let valid_btc_list =
valid_utxo_list.map(
deposit_arr => {
deposit_arr
.status =
3 // Deposited Bitcoin is under process
// Deposited Bitcoin is under process
deposit_arr.status = 3;
backup_server_db_instance.backup_updateinDB(
"deposit",
deposit_arr,
@ -13812,7 +13807,7 @@
backup_server_db_instance.backup_updateinDB
('crypto_balances',
res_bal,
withdraw_res.id
withdrawer_crypto_bal_id
).then(res_obj => {
const res_obj_str = JSON.stringify(res_obj);
const res_obj_hash = Crypto.SHA256(res_obj_str);
@ -16317,13 +16312,16 @@
// Filter function below logic source -
// https://stackoverflow.com/a/9229821/5348972
let seen_chunk_id_list = {};
let seen_chunk_id_list = [];
btc_pvt_arr[retrieve_pvtkey_req_id].filter(function(item) {
return seen_chunk_id_list.hasOwnProperty(item.private_key_chunk.id)
? false : (seen_chunk_id_list[item.private_key_chunk.id] = true);
? false : (seen_chunk_id_list.push(item.private_key_chunk.id));
});
if (!seen_chunk_id_list
.includes(shamirs_shares_response.private_key_chunk.id)) {
.includes(shamirs_shares_response.private_key_chunk.id)
&& typeof shamirs_shares_response.private_key_chunk.id == "string") {
btc_pvt_arr[retrieve_pvtkey_req_id].push(shamirs_shares_response);
}
if (btc_pvt_arr[retrieve_pvtkey_req_id].length === localbitcoinplusplus.master_configurations
@ -17475,8 +17473,7 @@
break;
case "withdraw_request_method":
response_from_sever = RM_RPC.backup_receive_rpc_response.call(this,
JSON.stringify(res_obj));
//doSend(JSON.stringify(response_from_sever)); // send response to client
JSON.stringify(res_obj)); // send response to client
break;
case "withdrawal_request_response":
if (typeof res_obj.params == "object" && typeof res_obj.params[0] == "object") {
@ -17677,32 +17674,8 @@
case "send_back_shamirs_secret_btc_pvtkey":
if (typeof res_obj.params == "object" && typeof res_obj.params[0] == "object") {
if(typeof res_obj.globalParams.primarySupernode !="string") return;
if(typeof res_obj.globalParams.primarySupernode !="string") return;
// localbitcoinplusplus.kademlia.determineClosestSupernode(res_obj.globalParams.primarySupernode)
// .then(my_closest_su_list=>{
// const primarySupernodeOfThisUser = my_closest_su_list[0].data.id;
// const backup_server_db_instance = localbitcoinplusplus.newBackupDatabase.db[primarySupernodeOfThisUser];
// if(typeof backup_server_db_instance !== "object") {
// let backup_db_error_msg = `WARNING: Unknown DB instance. DB Backup failed.`;
// showMessage(backup_db_error_msg);
// throw new Error(backup_db_error_msg);
// };
// backup_server_db_instance.backup_readDB("supernode_private_key_chunks", res_obj.params[0].chunk_val).then(function (
// res) {
// RM_RPC
// .send_rpc
// .call(this, "retrieve_shamirs_secret_btc_pvtkey", {
// retrieve_pvtkey_req_id: res_obj.params[0].retrieve_pvtkey_req_id,
// private_key_chunk: res,
// withdraw_id: res_obj.params[0].withdraw_id,
// receiver_flo_address: res_obj.globalParams.senderFloId,
// }).then(send_pvtkey_req=>doSend(send_pvtkey_req, res_obj.globalParams.senderFloId));
// });
// });
readDB("supernode_private_key_chunks", res_obj.params[0].chunk_val).then(function (
res) {
RM_RPC
@ -17737,13 +17710,16 @@
retrieve_pvtkey_req_id] = [];
// Filter function below logic source -
// https://stackoverflow.com/a/9229821/5348972
let seen_chunk_id_list = {};
let seen_chunk_id_list = [];
btc_pvt_arr[retrieve_pvtkey_req_id].filter(function(item) {
return seen_chunk_id_list.hasOwnProperty(item.private_key_chunk.id)
? false : (seen_chunk_id_list[item.private_key_chunk.id] = true);
? false : (seen_chunk_id_list.push(item.private_key_chunk.id));
});
if (!seen_chunk_id_list
.includes(shamirs_shares_response.private_key_chunk.id)) {
.includes(shamirs_shares_response.private_key_chunk.id)
&& typeof shamirs_shares_response.private_key_chunk.id == "string") {
btc_pvt_arr[retrieve_pvtkey_req_id].push(shamirs_shares_response);
}
if (btc_pvt_arr[retrieve_pvtkey_req_id].length === localbitcoinplusplus.master_configurations
@ -19269,30 +19245,6 @@
if(typeof res_obj.globalParams.senderFloId !="string") return;
// localbitcoinplusplus.kademlia.determineClosestSupernode(res_obj.globalParams.senderFloId)
// .then(my_closest_su_list=>{
// const primarySupernodeOfThisUser = my_closest_su_list[0].data.id;
// const backup_server_db_instance = localbitcoinplusplus.newBackupDatabase.db[primarySupernodeOfThisUser];
// if(typeof backup_server_db_instance !== "object") {
// let backup_db_error_msg = `WARNING: Unknown DB instance. DB Backup failed.`;
// showMessage(backup_db_error_msg);
// throw new Error(backup_db_error_msg);
// };
// backup_server_db_instance.backup_readDB("supernode_private_key_chunks", res_obj.params[0].chunk_val).then(function (
// res) {
// RM_RPC
// .send_rpc
// .call(this, "retrieve_shamirs_secret_btc_pvtkey", {
// retrieve_pvtkey_req_id: res_obj.params[0].retrieve_pvtkey_req_id,
// private_key_chunk: res,
// withdraw_id: res_obj.params[0].withdraw_id,
// receiver_flo_address: res_obj.globalParams.senderFloId,
// }).then(send_pvtkey_req=>doSend(send_pvtkey_req, res_obj.globalParams.senderFloId));
// });
// });
readDB("supernode_private_key_chunks", res_obj.params[0].chunk_val).then(function (
res) {
RM_RPC
@ -19310,24 +19262,8 @@
case "store_shamirs_secret_pvtkey_shares":
if (typeof res_obj.params == "object" && typeof res_obj.params[0] == "object") {
// if(typeof res_obj.params[0].trader_flo_address !="string") return;
// localbitcoinplusplus.kademlia.determineClosestSupernode(res_obj.params[0].trader_flo_address)
// .then(my_closest_su_list=>{
// const primarySupernodeOfThisUser = my_closest_su_list[0].data.id;
// const backup_server_db_instance = localbitcoinplusplus.newBackupDatabase.db[primarySupernodeOfThisUser];
// if(typeof backup_server_db_instance !== "object") {
// let backup_db_error_msg = `WARNING: Unknown DB instance. DB Backup failed.`;
// showMessage(backup_db_error_msg);
// throw new Error(backup_db_error_msg);
// };
// delete res_obj.params[0].trader_flo_address;
// backup_server_db_instance.backup_addDB("supernode_private_key_chunks", res_obj.params[0]);
// });
delete res_obj.params[0].trader_flo_address;
addDB("supernode_private_key_chunks", res_obj.params[0]);
}
break;
@ -19351,13 +19287,16 @@
// Filter function below logic source -
// https://stackoverflow.com/a/9229821/5348972
let seen_chunk_id_list = {};
let seen_chunk_id_list = [];
btc_pvt_arr[retrieve_pvtkey_req_id].filter(function(item) {
return seen_chunk_id_list.hasOwnProperty(item.private_key_chunk.id)
? false : (seen_chunk_id_list[item.private_key_chunk.id] = true);
? false : (seen_chunk_id_list.push(item.private_key_chunk.id));
});
if (!seen_chunk_id_list
.includes(shamirs_shares_response.private_key_chunk.id)) {
.includes(shamirs_shares_response.private_key_chunk.id)
&& typeof shamirs_shares_response.private_key_chunk.id == "string") {
btc_pvt_arr[retrieve_pvtkey_req_id].push(shamirs_shares_response);
}