added code to validate db hash and send response for tables hash is latest
This commit is contained in:
Abhishek Sinha
parent
a7a7be2772
commit
daa22af04a
@ -10249,15 +10249,15 @@
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const dbDataOfSupernodeStr = JSON.stringify(dbDataOfSupernode);
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const dbDataOfSupernodeHash = Crypto.SHA256(dbDataOfSupernodeStr);
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myArray["id"] = `SU_DB_${subjectDB}`;
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myArray["id"] = `SU_DB_${su}`;
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myArray["DBHash"] = dbDataOfSupernodeHash;
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myArray["trader_flo_address"] = localbitcoinplusplus.wallets.my_local_flo_address;
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myArray["data_of"] = subjectDB;
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myArray["data_of"] = su;
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myArray["timestamp"] = + new Date();
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const RM_RPC = new localbitcoinplusplus.rpc;
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if (su=="") {
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if (su==localbitcoinplusplus.wallets.my_local_flo_address) {
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updateinDB('supernodesDbHash', myArray)
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.then((resp)=>{
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RM_RPC
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@ -10288,6 +10288,22 @@
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return false;
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},
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check_if_you_have_latest_dbhash_of_a_db: function(su=localbitcoinplusplus.wallets.my_local_flo_address) {
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if (su=localbitcoinplusplus.wallets.my_local_flo_address) {
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readDB('supernodesDbHash', `SU_DB_${su}`)
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.then(resp=>{
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if (typeof resp=="object") {
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RM_RPC
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.send_rpc
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.call(this, "validate_latest_db_hash", resp)
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.then(supernodesDbHash_response=>
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console.log(supernodesDbHash_response));
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showMessage(`INFO: Request sent to check latest DB hash for ${su}.`);
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}
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});
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}
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},
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claim_deposit_withdraw: function (claim_id) {
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if (typeof claim_id == "string" && claim_id.length > 0) {
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try {
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@ -10503,7 +10519,7 @@
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readDB('kBucketStore', kbuck.decodedId).then(kres=>{
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if (typeof kres=="object") {
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kres.data = data;
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kres.primary_supernode_flo_public_key = closestSupernodePubKey[0]
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kres.primary_supernode_flo_public_key = closestSupernodePubKey[0];
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} else {
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kbuckObj={
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id: kbuck.decodedId,
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@ -16638,9 +16654,6 @@
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su_db_data.trader_flo_address !== localbitcoinplusplus.wallets.my_local_flo_address
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) return false;
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// const BACKUP_DB = new newBackupDB();
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// BACKUP_DB.createNewDB();
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(async function () {
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for (let tableStoreName in su_db_data) {
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// skip loop if the property is from prototype
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@ -18153,9 +18166,6 @@
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su_db_data.trader_flo_address !== localbitcoinplusplus.wallets.my_local_flo_address
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) return false;
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// const BACKUP_DB = new newBackupDB();
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// BACKUP_DB.createNewDB();
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(async function () {
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for (let tableStoreName in su_db_data) {
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// skip loop if the property is from prototype
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@ -19465,6 +19475,62 @@
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break;
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case "validate_latest_db_hash":
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if (localbitcoinplusplus.master_configurations.supernodesPubKeys
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.includes(res_obj.nodePubKey)) {
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const response_object = res_obj.params[0];
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if(typeof response_object.trader_flo_address !="string") return;
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localbitcoinplusplus.kademlia.determineClosestSupernode(res_obj.params[0].trader_flo_address)
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.then(my_closest_su_list=>{
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const primarySupernodeOfThisUser = my_closest_su_list[0].data.id;
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const backup_server_db_instance = localbitcoinplusplus.newBackupDatabase.db[primarySupernodeOfThisUser];
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if(typeof backup_server_db_instance !== "object"
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|| backup_server_db_instance==localbitcoinplusplus.wallets.my_local_flo_address) {
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let backup_db_error_msg = `WARNING: Unknown DB instance. DB Backup failed.`;
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showMessage(backup_db_error_msg);
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throw new Error(backup_db_error_msg);
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};
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backup_server_db_instance.backup_readDB('supernodesDbHash', response_object.id)
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.then(my_db_hash_obj=>{
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if(typeof my_db_hash_obj=="object") {
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if((my_db_hash_obj.vectorClock>=response_object.vectorClock)
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|| (my_db_hash_obj.timestamp>=response_object.timestamp)) {
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let diffs = []; // compare two objects and get the tables with difference in hash
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for (key in my_db_hash_obj) {
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if (my_db_hash_obj.hasOwnProperty(key)) {
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if (response_object[key] && response_object[key] !== my_db_hash_obj[key]
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&& !['DBHash', 'data_of', 'id', 'timestamp', 'vectorClock'].includes(key)) {
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diffs[key] = my_db_hash_obj[key];
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}
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}
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}
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localbitcoinplusplus.actions.get_sharable_db_data(diffs, primarySupernodeOfThisUser)
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.then(function (su_db_data) {
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if (typeof su_db_data == "object") {
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su_db_data.trader_flo_address = primarySupernodeOfThisUser;
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su_db_data.receiver_flo_address = res_obj.globalParams.senderFloId;
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RM_RPC
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.send_rpc
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.call(this, "sync_backup_supernode_from_backup_supernode_response", su_db_data)
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.then(server_sync_response=>doSend(server_sync_response));
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}
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});
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}
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}
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});
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});
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}
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break;
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default:
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break;
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}
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@ -19740,7 +19806,7 @@
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var db;
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const DBName = "localbitcoinDB";
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const request = window.indexedDB.open(DBName, 2);
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const request = window.indexedDB.open(DBName, 1);
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request.onerror = function (event) {
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//https://stackoverflow.com/questions/13972385/invalidstateerror-while-opening-indexeddb-in-firefox
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@ -20009,7 +20075,7 @@
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// Update the DB Hash and inform rest
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if (localbitcoinplusplus.master_configurations.supernodesPubKeys
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.includes(localbitcoinplusplus.wallets.my_local_flo_public_key)) {
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localbitcoinplusplus.actions.getDBHash();
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//localbitcoinplusplus.actions.getDBHash();
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}
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return dbObject;
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} catch (error) {
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@ -20056,7 +20122,7 @@
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// Update the DB Hash and inform rest
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if (localbitcoinplusplus.master_configurations.supernodesPubKeys
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.includes(localbitcoinplusplus.wallets.my_local_flo_public_key)) {
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localbitcoinplusplus.actions.getDBHash();
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//localbitcoinplusplus.actions.getDBHash();
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}
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return Obj;
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@ -20303,6 +20369,20 @@
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unique: false
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});
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}
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if (!this.db.objectStoreNames.contains('supernodesDbHash')) {
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var objectStore = this.db.createObjectStore("supernodesDbHash", {
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keyPath: 'id'
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});
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objectStore.createIndex('trader_flo_address', 'trader_flo_address', {
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unique: false
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});
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objectStore.createIndex('data_of', 'data_of', {
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unique: true
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});
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objectStore.createIndex('DBHash', 'DBHash', {
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unique: true
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});
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}
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}.bind(this)
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@ -20379,7 +20459,7 @@
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if (localbitcoinplusplus.master_configurations.supernodesPubKeys
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.includes(localbitcoinplusplus.wallets.my_local_flo_public_key)) {
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if (typeof dbObject.trader_flo_address=="string") {
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localbitcoinplusplus.actions.getDBHash(dbObject.trader_flo_address);
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//localbitcoinplusplus.actions.getDBHash(dbObject.trader_flo_address);
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}
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}
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return dbObject;
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@ -20441,7 +20521,7 @@
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if (localbitcoinplusplus.master_configurations.supernodesPubKeys
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.includes(localbitcoinplusplus.wallets.my_local_flo_public_key)) {
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if (typeof dbObject.trader_flo_address=="string") {
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localbitcoinplusplus.actions.getDBHash(dbObject.trader_flo_address);
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//localbitcoinplusplus.actions.getDBHash(dbObject.trader_flo_address);
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}
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}
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@ -21574,8 +21654,8 @@
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});
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// Find out if you are the next eligible backup supernode,
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// If true, send dead su's data to all your backup supernodes
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// which are not fallen supernode's backup supernodes to sync
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// If true, send dead supernode's data to all your backup supernodes
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// which are not dead supernode's backup supernodes to sync
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// data from you
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const mcs = await readAllDB('myClosestSupernodes');
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const index = mcs.findIndex(f=>f.trader_flo_address==getFLOId);
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@ -21587,13 +21667,19 @@
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if(newClosestSupernodeMasterList[i].trader_flo_address==
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localbitcoinplusplus.wallets.my_local_flo_address) {
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// First check if you yourself have the right data to serve
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// If not, either get the data or don't serve the users of
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// that dead supernode.
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await localbitcoinplusplus.actions.getDBHash(getFLOId);
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const nonBackUpSusForDeadSu = newClosestSupernodeMasterList
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.filter(function(obj) { return mcs.indexOf(obj) == -1; });
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console.log(nonBackUpSusForDeadSu);
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const tableArray = ["deposit", "withdraw_cash", "withdraw_btc", "cash_balances"
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, "crypto_balances", "buyOrders", "sellOrders"];
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, "crypto_balances", "buyOrders", "sellOrders", "system_btc_reserves_private_keys"];
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localbitcoinplusplus.actions.get_sharable_db_data(tableArray, getFLOId)
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.then(function (su_db_data) {
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