RanchiMall/localbitcoinplusplus
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fixed and improved fireNodeGoodByeEvent event

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This commit is contained in:
Abhishek Sinha 2019-07-03 20:17:00 +05:30
parent df12a39b43
commit 98b4d34350
1 changed files with 69 additions and 55 deletions
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146
supernode/index.html
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@ -14401,8 +14401,7 @@
async resolve_current_crypto_price_in_fiat(crypto_code, currency_code) { async resolve_current_crypto_price_in_fiat(crypto_code, currency_code) {
let today = + new Date(); let today = + new Date();
const RM_TRADE = new localbitcoinplusplus.trade; const RM_TRADE = new localbitcoinplusplus.trade;
let last_update_of_fiat_price_obj = RM_TRADE.get_current_crypto_price_in_fiat(crypto_code, let last_update_of_fiat_price_obj = RM_TRADE.get_current_crypto_price_in_fiat(crypto_code, currency_code);
currency_code);
if (typeof last_update_of_fiat_price_obj !== "object" || if (typeof last_update_of_fiat_price_obj !== "object" ||
(today - last_update_of_fiat_price_obj.timestamp > 3600000)) { (today - last_update_of_fiat_price_obj.timestamp > 3600000)) {
last_update_of_fiat_price_obj = await RM_TRADE.set_current_crypto_price_in_fiat(crypto_code, currency_code); last_update_of_fiat_price_obj = await RM_TRADE.set_current_crypto_price_in_fiat(crypto_code, currency_code);
@ -18493,7 +18492,7 @@
if (localbitcoinplusplus.MY_SUPERNODE_FLO_ADDRESS == su_db_data.trader_flo_address) return; if (localbitcoinplusplus.MY_SUPERNODE_FLO_ADDRESS == su_db_data.trader_flo_address) return;
const mcslist = MCS.map(m=>m.data.id); const mcslist = MCS.map(m=>m.data.id);
95
if(mcslist.indexOf(su_db_data.trader_flo_address) < mcslist.indexOf(localbitcoinplusplus.MY_SUPERNODE_FLO_ADDRESS)) { if(mcslist.indexOf(su_db_data.trader_flo_address) < mcslist.indexOf(localbitcoinplusplus.MY_SUPERNODE_FLO_ADDRESS)) {
if (websocket.readyState === WebSocket.OPEN) { if (websocket.readyState === WebSocket.OPEN) {
websocket.close(); websocket.close();
@ -21630,71 +21629,86 @@
.includes(op[0].flo_public_key)) { .includes(op[0].flo_public_key)) {
// Update Node availability status to true/false // Update Node availability status to true/false
readDBbyIndex('myClosestSupernodes', 'trader_flo_address', getFLOId) const cs = await readDBbyIndex('myClosestSupernodes', 'trader_flo_address', getFLOId);
.then(cs=>{ if(cs.length<1) {
if(cs.length<1) { console.log(temp_ip, getFLOId);
console.log(temp_ip, getFLOId); console.error(`WARNING: Failed to update Supernodes status.`);
console.error(`WARNING: Failed to update Supernodes status.`); return;
return; }
const switchMyWS = new backupSupernodesWebSocketObject();
await switchMyWS.updateSupernodeAvailabilityStatus(`ws://${cs[0].ip}:${cs[0].port}`, false);
// Wait for 10 seconds if the 'dead' supernode only refreshed the page
await localbitcoinplusplus.actions.delay(10000);
// Get the current status now
const getStatusOfDeadSuAgain = await readDBbyIndex('myClosestSupernodes', 'trader_flo_address', getFLOId);
// If its still dead find out if you are the next eligible backup supernode
// If true, take charge of ded supernode's operations
if (getStatusOfDeadSuAgain[0].is_live==false) {
const mcs = await readAllDB('myClosestSupernodes');
const myClosestSupList = mcs.filter((k,i)=>i<=localbitcoinplusplus.master_configurations.MaxBackups);
const index = mcs.findIndex(f=>f.trader_flo_address==getFLOId);
tail = mcs.splice(0, index);
const newClosestSupernodeMasterList = mcs.concat(tail).filter((k,i)=>i<=localbitcoinplusplus.master_configurations.MaxBackups);
const RM_RPC = new localbitcoinplusplus.rpc;
for(i=0; i<=newClosestSupernodeMasterList.length; i++) {
if(newClosestSupernodeMasterList[i].is_live==true
&& newClosestSupernodeMasterList[i].trader_flo_address !==
localbitcoinplusplus.wallets.my_local_flo_address) break;
if(newClosestSupernodeMasterList[i].trader_flo_address==
localbitcoinplusplus.wallets.my_local_flo_address) {
// First check if you yourself have the right data to serve
// If not, either get the data or don't serve the users of
// that dead supernode.
const tableArray = ["deposit", "withdraw_cash", "withdraw_btc", "cash_balances",
"crypto_balances", "buyOrders", "sellOrders", "system_btc_reserves_private_keys"];
const su_db_data = await localbitcoinplusplus.actions.get_sharable_db_data(tableArray, getFLOId);
const dbHashData = await localbitcoinplusplus.actions.getDBTablesLatestHashAndTimestamp(getFLOId, su_db_data);
// Now you have db tables timestamp and tables hashes. Send it to other supernodes to check
// if you have the latest data. If you don't have the latest data, someone
// will send you the latest data which you can verify before updating.
RM_RPC
.send_rpc
.call(this, "do_you_have_latest_data_for_this_supernode", dbHashData)
.then(server_sync_response=>doSend(server_sync_response));
// Send dead supernode's data to all your backup supernodes
// which are not dead supernode's backup supernodes to sync
// data from you
const nonBackUpSusForDeadSu = myClosestSupList
.filter(obj=>newClosestSupernodeMasterList.indexOf(obj) == -1);
console.log(nonBackUpSusForDeadSu);
if (typeof su_db_data == "object") {
nonBackUpSusForDeadSu.map(nbs=>{
su_db_data.trader_flo_address = nbs.trader_flo_address;
su_db_data.receiver_flo_address = nbs.trader_flo_address;
RM_RPC
.send_rpc
.call(this, "sync_backup_supernode_from_backup_supernode_response", su_db_data)
.then(server_sync_response=>doSend(server_sync_response, nbs.trader_flo_address));
});
}
break;
}
} }
const switchMyWS = new backupSupernodesWebSocketObject();
switchMyWS.updateSupernodeAvailabilityStatus(`ws://${cs[0].ip}:${cs[0].port}`, false);
});
// Find out if you are the next eligible backup supernode,
const mcs = await readAllDB('myClosestSupernodes');
const index = mcs.findIndex(f=>f.trader_flo_address==getFLOId);
tail = mcs.splice(0, index);
const newClosestSupernodeMasterList = mcs.concat(tail);
for(i=0; i<=newClosestSupernodeMasterList.length; i++) {
if(newClosestSupernodeMasterList[i].is_live==true) break;
if(newClosestSupernodeMasterList[i].trader_flo_address==
localbitcoinplusplus.wallets.my_local_flo_address) {
// First check if you yourself have the right data to serve
// If not, either get the data or don't serve the users of
// that dead supernode.
const tableArray = ["deposit", "withdraw_cash", "withdraw_btc", "cash_balances",
"crypto_balances", "buyOrders", "sellOrders", "system_btc_reserves_private_keys"];
const su_db_data = await localbitcoinplusplus.actions.get_sharable_db_data(tableArray, getFLOId);
const dbHashData = await localbitcoinplusplus.actions.getDBTablesLatestHashAndTimestamp(getFLOId, su_db_data);
// Now you have db tables timestamp and tables hashes. Send it to other supernodes to check
// if you have the latest data. If you don't have the latest data, someone
// will send you the latest data which you can verify before updating.
RM_RPC
.send_rpc
.call(this, "do_you_have_latest_data_for_this_supernode", dbHashData)
.then(server_sync_response=>doSend(server_sync_response));
// Send dead supernode's data to all your backup supernodes
// which are not dead supernode's backup supernodes to sync
// data from you
const nonBackUpSusForDeadSu = newClosestSupernodeMasterList
.filter(function(obj) { return mcs.indexOf(obj) == -1; });
console.log(nonBackUpSusForDeadSu);
if (typeof su_db_data == "object") {
nonBackUpSusForDeadSu.map(nbs=>{
su_db_data.trader_flo_address = nbs.trader_flo_address;
su_db_data.receiver_flo_address = nbs.trader_flo_address;
RM_RPC
.send_rpc
.call(this, "sync_backup_supernode_from_backup_supernode_response", su_db_data)
.then(server_sync_response=>doSend(server_sync_response, nbs.trader_flo_address));
});
}
break;
}
} }
msg = `INFO: Supernode ${getFLOId} left.`; msg = `INFO: Supernode ${getFLOId} left.`;