working on db restoring of primary supernode from rest supernodes
This commit is contained in:
Abhishek Sinha
parent
d95812e4f0
commit
2f38275d88
@ -14871,7 +14871,8 @@
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newKeys.address.length > 0) {
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localbitcoinplusplusObj.myLocalFLOAddress = newKeys.address;
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localbitcoinplusplusObj.myLocalFLOPublicKey = newKeys.pubKeyHex;
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localbitcoinplusplusObj.lastConnectedTime = + new Date();
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// launch KBuckets
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launchKBuckects = await localbitcoinplusplus.kademlia.launchKBucket(newKeys.address);
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@ -14881,8 +14882,6 @@
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throw new Error(kmsg);
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}
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updateinDB("localbitcoinUser", localbitcoinplusplusObj, "00-01");
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wsUri = await localbitcoinplusplus.kademlia.getSupernodeSeed(
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localbitcoinplusplusObj.myLocalFLOAddress);
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@ -14927,6 +14926,10 @@
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BACKUP_DB[uri.trader_flo_address].createNewDB();
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});
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localbitcoinplusplus.MY_SUPERNODE_FLO_ADDRESS = wsUri[0].trader_flo_address;
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updateinDB("localbitcoinUser", localbitcoinplusplusObj, "00-01");
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resolve(true);
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return;
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@ -14965,12 +14968,21 @@
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localbitcoinplusplus.kademlia.restoreSupernodeKBucket();
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// Get the most ideal supernode to connect
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// Connect with primary supernodes
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await startWebSocket(`ws://${wsUri[0].ip}:${wsUri[0].port}`);
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// Check last connected supernode, if not primary then
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// update the user data from other su first
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if (typeof idbData.lastConnectedSupernode == "string"
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&& idbData.lastConnectedSupernode !== wsUri[0].trader_flo_address) {
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showMessage(`INFO: We are fetching your latest data. This could take some time. Do not close the window until then.`);
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reactor.dispatchEvent('primarySupernodeUpdatingLatestDataForItsUserFromOtherSupernodes',
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{ requesting_user_id: idbData.myLocalFLOAddress});
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await localbitcoinplusplus.actions.delay(180000).then(()=>{
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showMessage(`INFO: Data syncing is complete.`);
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});
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}
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// rebuild private key
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await privateKeyBuilder();
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@ -15501,9 +15513,24 @@
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this.ws_connection = new WebSocket(this.ws_url);
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const switchMyWS = new backupSupernodesWebSocketObject();
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this.ws_connection.onopen = function (evt) {
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reactor.addEventListener('backup_supernode_up', function() {
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reactor.addEventListener('backup_supernode_up', async function() {
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showMessage(`Connected to backup Supernode sever: ${evt.srcElement.url}.`);
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switchMyWS.updateSupernodeAvailabilityStatus(evt.srcElement.url, true);
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let my_local_data = await readDB('localbitcoinUser', '00-01');
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if (typeof my_local_data == "object"
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&& localbitcoinplusplus.master_configurations.supernodesPubKeys.includes(my_local_data.myLocalFLOAddress)) {
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const conn_su_flo_id = await switchMyWS.getFloIdFromWSUrl(evt.srcElement.url);
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if (typeof conn_su_flo_id == "string") {
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my_local_data.lastConnectedTime = + new Date();
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my_local_data.lastConnectedSupernode = conn_su_flo_id;
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updateinDB('localbitcoinUser', my_local_data);
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} else {
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mss = `WARNING: Failed to update current supernode connected status in localbitcoinUser.`;
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showMessage(mss);
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throw new Error(mss);
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}
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}
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});
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reactor.dispatchEvent('backup_supernode_up');
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}.bind(this);
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@ -15647,13 +15674,7 @@
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}
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function onOpen(evt) {
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reactor.addEventListener('primary_supernode_up', function() {
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const switchMyWS = new backupSupernodesWebSocketObject();
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switchMyWS.updateSupernodeAvailabilityStatus(evt.srcElement.url, true);
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showMessage(`Connected successfully to Supernode: ${evt.srcElement.url}`);
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writeToScreen("CONNECTED");
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});
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reactor.dispatchEvent('primary_supernode_up');
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reactor.dispatchEvent('new_supernode_connected', evt);
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}
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function onClose(evt) {
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@ -16661,7 +16682,7 @@
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(async function() {
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let getPrimarySuObj = await localbitcoinplusplus.kademlia
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.determineClosestSupernode(subjectUser);
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.determineClosestSupernode(res_obj.params[0].trader_flo_address);
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let primarySupernode = getPrimarySuObj[0].data.id;
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@ -16684,36 +16705,9 @@
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showMessage(mss);
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throw new Error(mss);
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}
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if (data.vectorClock < myOwnDBData.vectorClock) {
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// You have the latest data, send it to other supernodes
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let getNextClosestSuObj = await localbitcoinplusplus.kademlia
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.determineClosestSupernode(req_dt.leaving_supernode_flo_id, 3);
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getNextClosestSuObj.map((nextSu, i)=>{
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if(nextSu.data.id !==localbitcoinplusplus.wallets.my_local_flo_address) {
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let nextSuConn = localbitcoinplusplus.backupWS[nextSu.data.id];
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if(typeof nextSuConn !== "object") {
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let msg = `WARNING: Failed to open a backup WS connection with Supernode ${nextSu}.`;
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showMessage(msg);
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throw new Error(msg);
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}
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let server_response = RM_RPC
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.send_rpc
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.call(this, "sync_data_by_vector_clock", {
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trader_flo_address: data.trader_flo_address,
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receiver_flo_address: nextSu.data.id,
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leaving_supernode_flo_id: req_dt.leaving_supernode_flo_id,
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data: myOwnDBData,
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dbTable: dbTable
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});
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doSend(server_response, nextSu.data.id);
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}
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})
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} else if(data.vectorClock > myOwnDBData.vectorClock) {
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if(data.vectorClock > myOwnDBData.vectorClock) {
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// You have old data, update respective DB.
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data.increaseVectorClock = false;
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updateinDB(dbTable, data).then(()=>{
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showMessage(`INFO: Data updated in ${dbTable} for id ${data.id}.`);
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});
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@ -18111,6 +18105,8 @@
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myLocalFLOAddress: "",
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myLocalFLOPublicKey: "",
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myAddressTrustLevel: 1,
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lastConnectedSupernode: "",
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lastConnectedTime: "",
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};
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const userPublicData = {
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@ -18498,6 +18494,9 @@
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try {
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if(typeof Obj.vectorClock == "undefined") {
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Obj.vectorClock = 0;
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} else if(typeof Obj.increaseVectorClock == "boolean"
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&& Obj.increaseVectorClock === false) {
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// leave the vector clock field unchanged
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} else {
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Obj.vectorClock += 1;
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}
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@ -19729,12 +19728,17 @@
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</script>
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<!-- Events -->
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<script>
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reactor.registerEvent('primary_supernode_up');
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reactor.registerEvent('new_supernode_connected');
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reactor.registerEvent('primary_supernode_down');
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reactor.registerEvent('backup_supernode_up');
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reactor.registerEvent('backup_supernode_down');
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reactor.registerEvent('fireNodeWelcomeBackEvent');
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reactor.registerEvent('fireNodeGoodByeEvent');
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reactor.registerEvent('requestSupernodeToActAsBackupServerForRequestingUserNode');
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reactor.registerEvent('primarySupernodeUpdatingLatestDataForItsUserFromOtherSupernodes');
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reactor.addEventListener('fireNodeWelcomeBackEvent', function(evt) {
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let getFLOId = bitjs.FLO_TEST.pubkey2address(evt.flo_public_key);
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if(localbitcoinplusplus.master_configurations.supernodesPubKeys
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@ -19744,9 +19748,33 @@
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msg = `INFO: User node ${getFLOId} joined.`;
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}
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showMessage(msg);
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})
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});
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reactor.addEventListener('new_supernode_connected', async function(evt) {
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const switchMyWS = new backupSupernodesWebSocketObject();
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switchMyWS.updateSupernodeAvailabilityStatus(evt.srcElement.url, true);
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showMessage(`INFO: Connected successfully to Supernode: ${evt.srcElement.url}`);
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writeToScreen("CONNECTED");
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let my_local_data = await readDB('localbitcoinUser', '00-01');
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if (typeof my_local_data == "object"
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&& !localbitcoinplusplus.master_configurations.supernodesPubKeys
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.includes(my_local_data.myLocalFLOAddress)) {
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const conn_su_flo_id = await switchMyWS.getFloIdFromWSUrl(evt.srcElement.url);
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if (typeof conn_su_flo_id == "string") {
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my_local_data.lastConnectedTime = + new Date();
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my_local_data.lastConnectedSupernode = conn_su_flo_id;
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updateinDB('localbitcoinUser', my_local_data);
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} else {
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mss = `WARNING: Failed to update current supernode connected status in localbitcoinUser.`;
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showMessage(mss);
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throw new Error(mss);
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}
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}
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});
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reactor.registerEvent('fireNodeGoodByeEvent');
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reactor.addEventListener('fireNodeGoodByeEvent', function(evt_msg) {
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let i = evt_msg.indexOf(' ')
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let temp_ip = evt_msg.substr(0, i)
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@ -19765,7 +19793,6 @@
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});
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});
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reactor.registerEvent('requestSupernodeToActAsBackupServerForRequestingUserNode');
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reactor.addEventListener('requestSupernodeToActAsBackupServerForRequestingUserNode',
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async function(params) {
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let getNextClosestSuObj = await localbitcoinplusplus.kademlia.determineClosestSupernode(params.leaving_supernode_flo_id, 3);
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@ -19814,7 +19841,6 @@
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}
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});
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reactor.registerEvent('primarySupernodeUpdatingLatestDataForItsUserFromOtherSupernodes');
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reactor.addEventListener('primarySupernodeUpdatingLatestDataForItsUserFromOtherSupernodes', async function(params) {
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let msg = '';
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if (typeof params.requesting_user_id !== "string") {
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@ -19836,25 +19862,25 @@
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if (localbitcoinplusplus.wallets.my_local_flo_address !== primarySupernode) return;
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getPrimarySuObj.map(nextSu=>{
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if (nextSu.data.id !== primarySupernode) {
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let nextSuConn = localbitcoinplusplus.newBackupDatabase.db[nextSu.data.id];
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if(typeof nextSuConn !== "object") {
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let msg = `WARNING: Failed to open a backup DB with Supernode ${nextSu}.`;
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showMessage(msg);
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throw new Error(msg);
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}
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const RM_RPC = new localbitcoinplusplus.rpc;
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const RM_RPC = new localbitcoinplusplus.rpc;
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const table_array = ["deposit", "withdraw_cash", "withdraw_btc",
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"crypto_balances", "cash_balances", "sellOrders", "buyOrders",
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];
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const table_array = ["deposit", "withdraw_cash", "withdraw_btc",
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"crypto_balances", "cash_balances", "sellOrders", "buyOrders",
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];
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table_array.map(async tbl=>{
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let record = await nextSuConn.backup_readDBbyIndex(tbl, 'trader_flo_address', params.requesting_user_id);
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table_array.map(async tbl=>{
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let record = await readDBbyIndex(tbl, 'trader_flo_address', params.requesting_user_id);
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record.map(rec=>{
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getNextClosestSuObjOfPrimarySupernode.map(nextSu=>{
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if (nextSu.data.id !== primarySupernode) {
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let nextSuConn = localbitcoinplusplus.newBackupDatabase.db[nextSu.data.id];
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if(typeof nextSuConn !== "object") {
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let msg = `WARNING: Failed to open a backup DB with Supernode ${nextSu}.`;
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showMessage(msg);
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throw new Error(msg);
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}
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record.map(rec=>{
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let server_response = RM_RPC
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.send_rpc
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.call(this, "sync_data_by_vector_clock", {
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@ -19864,11 +19890,11 @@
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data: rec,
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dbTable: tbl
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});
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doSend(server_response, nextSu.data.id);
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});
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doSend(server_response, nextSu.data.id);
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}
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});
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}
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});
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});
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