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added shamir secret to deposited btc

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This commit is contained in:
Abhishek Sinha 2018-12-24 23:34:45 +05:30
parent 7dcffcd9dc
commit f75e573bb5
3 changed files with 101 additions and 51 deletions
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142
supernode/index.html
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@ -9088,10 +9088,7 @@
return false; return false;
}, },
rebuild_my_private_key: function(transactionKey) { rebuild_my_private_key: function(transactionKey) {
let decoded_shares = MY_PRIVATE_KEY_SHAMIRS_SHARES.map(encryptedShares=>{ let my_pvt_key = localbitcoinplusplus.wallets.prototype.rebuild_private_key(MY_PRIVATE_KEY_SHAMIRS_SHARES, transactionKey);
return Crypto.AES.decrypt(encryptedShares,transactionKey);
});
let my_pvt_key = this.retrieveShamirSecret(decoded_shares);
Object.defineProperty(localbitcoinplusplus.wallets, 'MY_SUPERNODE_PRIVATE_KEY', { Object.defineProperty(localbitcoinplusplus.wallets, 'MY_SUPERNODE_PRIVATE_KEY', {
value: my_pvt_key, value: my_pvt_key,
@ -9099,6 +9096,13 @@
configurable: false, configurable: false,
enumerable: true enumerable: true
}); });
},
rebuild_private_key: function(private_key_shamirs_shares, transactionKey) {
let decoded_shares = private_key_shamirs_shares.map(encryptedShares=>{
return Crypto.AES.decrypt(encryptedShares,transactionKey);
});
let my_pvt_key = this.retrieveShamirSecret(decoded_shares);
return my_pvt_key;
} }
} }
</script> </script>
@ -9285,8 +9289,7 @@
params.bitcoinToBePaid = localbitcoinplusplus.trade.prototype.calculateBTCEquivalentOfCash( params.bitcoinToBePaid = localbitcoinplusplus.trade.prototype.calculateBTCEquivalentOfCash(
params.depositing_amount); params.depositing_amount);
let receivedTradeInfo = { ...params let receivedTradeInfo = { ...params };
};
readDB("localbitcoinUser", "00-01", function (su_data) { readDB("localbitcoinUser", "00-01", function (su_data) {
if (typeof su_data == "object" && typeof su_data.myLocalFLOPublicKey == if (typeof su_data == "object" && typeof su_data.myLocalFLOPublicKey ==
@ -9294,8 +9297,7 @@
su_data.myLocalFLOPublicKey.length > 0 && su_data.myLocalFLOPublicKey.length > 0 &&
localbitcoinplusplus.master_configurations.supernodesPubKeys localbitcoinplusplus.master_configurations.supernodesPubKeys
.includes(su_data.myLocalFLOPublicKey)) { .includes(su_data.myLocalFLOPublicKey)) {
let receivedTradeInfoHash = Crypto.SHA256(JSON.stringify( let receivedTradeInfoHash = Crypto.SHA256(JSON.stringify(receivedTradeInfo));
receivedTradeInfo));
receivedTradeInfo["depositDataHash"] = receivedTradeInfo["depositDataHash"] =
receivedTradeInfoHash; receivedTradeInfoHash;
@ -9306,12 +9308,6 @@
receivedTradeInfo["order_validator_public_key"] = receivedTradeInfo["order_validator_public_key"] =
su_data.myLocalFLOPublicKey; su_data.myLocalFLOPublicKey;
try {
addDB("deposit", receivedTradeInfo);
} catch (error) {
throw new Error(error);
}
// Send the address to the requester // Send the address to the requester
let deposit_response_object = { let deposit_response_object = {
error: false, error: false,
@ -9326,6 +9322,35 @@
"deposit_asset_request_response", "deposit_asset_request_response",
deposit_response_object); deposit_response_object);
doSend(deposit_request_response); doSend(deposit_request_response);
const this_btc_pvt_key = generate_btc_keys_for_requester.privateKeyWIF;
const this_btc_tx_key = Crypto.util.randomBytes(64);
const this_btc_pvt_key_shamirs_secret = localbitcoinplusplus.wallets.prototype.createShamirsSecretShares(this_btc_pvt_key, 10, 5);
if (typeof this_btc_pvt_key_shamirs_secret=="object" && this_btc_pvt_key_shamirs_secret.length>0) {
let this_btc_pvt_key_shamirs_secret_array = this_btc_pvt_key_shamirs_secret.map(chunks=>{
let chunk_ids = Crypto.util.bytesToHex(Crypto.util.randomBytes(64));
let chunk_array = {
"privateKeyChunks": Crypto.AES.encrypt(chunks, this_btc_tx_key)
};
return chunk_array;
});
if (typeof localbitcoinplusplus.wallets.my_local_flo_address == "string"
&& typeof localbitcoinplusplus.wallets.my_local_flo_public_key == "string"
&& typeof localbitcoinplusplus.master_configurations.supernodesPubKeys == "object"
&& localbitcoinplusplus.master_configurations.supernodesPubKeys.includes(localbitcoinplusplus.wallets.my_local_flo_public_key)) {
try {
let this_btc_pvt_key_shamirs_secret_shares_array = this_btc_pvt_key_shamirs_secret_array.map(i=>i.privateKeyChunks);
receivedTradeInfo.btc_private_key_shamirs_id = this_btc_pvt_key_shamirs_secret_shares_array;
receivedTradeInfo.supernode_transaction_key = this_btc_tx_key;
updateinDB("deposit", receivedTradeInfo, receivedTradeInfo.trader_flo_address);
} catch (error) {
throw new Error(error);
}
}
}
return true; return true;
} }
}); });
@ -9335,8 +9360,7 @@
} else if (params.product == "INR") { } else if (params.product == "INR") {
params.id = helper_functions.unique_id(); params.id = helper_functions.unique_id();
params.status = 1; params.status = 1;
let receivedTradeInfo = { ...params let receivedTradeInfo = { ...params };
};
readDB("localbitcoinUser", "00-01", function (su_data) { readDB("localbitcoinUser", "00-01", function (su_data) {
if (typeof su_data == "object" && typeof su_data.myLocalFLOPublicKey == if (typeof su_data == "object" && typeof su_data.myLocalFLOPublicKey ==
@ -9529,40 +9553,67 @@
valid_utxo_list.map(deposit_arr => { valid_utxo_list.map(deposit_arr => {
try { try {
let btc_resp_pvt_key = localbitcoinplusplus.wallets.prototype.rebuild_private_key(deposit_arr.btc_private_key_shamirs_id, deposit_arr.supernode_transaction_key);
console.log(btc_resp_pvt_key);
localbitcoinplusplus localbitcoinplusplus
.trade.prototype .trade.prototype
.sendTransaction( .sendTransaction(
deposit_arr.btc_address, deposit_arr.btc_address,
deposit_arr.btc_private_key, btc_resp_pvt_key,
receiverBTCAddress, receiverBTCAddress,
withdrawing_btc_amount, withdrawing_btc_amount,
deposit_arr.btc_address, deposit_arr.btc_address,
function (txres) { function (txresponse) {
console.log(txres); if (typeof txresponse == "string" && txresponse.length>0) {
if (typeof txres !== "object" || typeof txres.result!=="string") return; try {
const txres = JSON.parse(txresponse);
if (typeof txres !== "object" || typeof txres.txid.result!=="string") return;
const txid = txres.result; const txid = txres.txid.result;
deposit_arr.bitcoinToBePaid -= eqBTC; deposit_arr.bitcoinToBePaid -= eqBTC;
if (deposit_arr.bitcoinToBePaid >0) { if (deposit_arr.bitcoinToBePaid > 0) {
// update deposits in db // update deposits in db
deposit_arr.status = 3; deposit_arr.status = 3;
updateinDB( updateinDB(
"deposit", "deposit",
deposit_arr, deposit_arr,
deposit_arr deposit_arr
.trader_flo_address .trader_flo_address
); );
return true; return true;
} else { } else {
// delete entry in deposits in db // delete entry in deposits in db
removeinDB removeinDB
( (
"deposit", "deposit",
deposit_arr deposit_arr
.trader_flo_address .trader_flo_address
); );
return true; return true;
}
// Update withdrawer BTC balance
let withdrawer_new_btc_balance_obj = {
"trader_flo_address": params.trader_flo_address,
"btc_balance": withdrawer_new_btc_balance
}
updateinDB("btc_balances", withdrawer_new_btc_balance_obj, params.trader_flo_address);
// Send withdrawer tx id
let server_msg = `Your withdrawal request for BTC has been processed successfully.
Please check this transaction id for more details: ${txid}`;
let server_response = localbitcoinplusplus.rpc.prototype
.send_rpc
.call(this, "supernode_message",
{"trader_flo_id":respective_trader_id, "server_msg":server_msg});
doSend(server_response);
return true;
} catch (error) {
throw new Error(error);
}
} }
}); });
@ -9570,7 +9621,8 @@
throw new Error( throw new Error(
error); error);
} }
}); });
} }
}); });
@ -10079,9 +10131,6 @@
if (http.readyState == 4 && http.status == 200) { if (http.readyState == 4 && http.status == 200) {
console.log(http.responseText); console.log(http.responseText);
callback(http.responseText); callback(http.responseText);
} else {
// console.log(http.responseText);
// callback(null);
} }
} }
http.send(params); http.send(params);
@ -10993,7 +11042,7 @@
var db; var db;
const DBName = "localbitcoinDB"; const DBName = "localbitcoinDB";
var request = window.indexedDB.open(DBName, 5); var request = window.indexedDB.open(DBName, 6);
request.onerror = function (event) { request.onerror = function (event) {
//https://stackoverflow.com/questions/13972385/invalidstateerror-while-opening-indexeddb-in-firefox //https://stackoverflow.com/questions/13972385/invalidstateerror-while-opening-indexeddb-in-firefox
@ -11273,6 +11322,7 @@
// Declare the user flo address // Declare the user flo address
const MY_LOCAL_FLO_ADDRESS = localbitcoinplusplus.wallets.my_local_flo_address = idbData.myLocalFLOAddress; const MY_LOCAL_FLO_ADDRESS = localbitcoinplusplus.wallets.my_local_flo_address = idbData.myLocalFLOAddress;
const MY_LOCAL_FLO_PUBLIC_KEY = localbitcoinplusplus.wallets.my_local_flo_public_key = idbData.myLocalFLOPublicKey;
// rebuild private key // rebuild private key
let supernode_transaction_key_arr = []; let supernode_transaction_key_arr = [];

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supernode/websocket_chat
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4
supernode/websocket_chat.c
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@ -20,8 +20,8 @@ static int is_websocket(const struct mg_connection *nc) {
static void broadcast(struct mg_connection *nc, const struct mg_str msg) { static void broadcast(struct mg_connection *nc, const struct mg_str msg) {
struct mg_connection *c; struct mg_connection *c;
char buf[2500]; char buf[25000];
char addr[32]; char addr[10240];
mg_sock_addr_to_str(&nc->sa, addr, sizeof(addr), mg_sock_addr_to_str(&nc->sa, addr, sizeof(addr),
MG_SOCK_STRINGIFY_IP | MG_SOCK_STRINGIFY_PORT); MG_SOCK_STRINGIFY_IP | MG_SOCK_STRINGIFY_PORT);