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fix(core-blockchain): allow transition to fork from idle #3614

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Merged
faustbrian merged 1 commit into from
Mar 25, 2020
Merged

fix(core-blockchain): allow transition to fork from idle #3614

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8 changes: 8 additions & 0 deletions packages/core-blockchain/src/blockchain.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,7 @@ export class Blockchain implements blockchain.IBlockchain {
protected blockProcessor: BlockProcessor;
private actions: any;
private missedBlocks: number = 0;
private lastCheckNetworkHealthTs: number = 0;

/**
* Create a new blockchain manager instance.
Expand Down Expand Up @@ -577,6 +578,13 @@ export class Blockchain implements blockchain.IBlockchain {
) {
this.missedBlocks = 0;

// do not check network health here more than every 10 minutes
const nowTs = Date.now();
if (nowTs - this.lastCheckNetworkHealthTs < 10 * 60 * 1000) {
return;
}
this.lastCheckNetworkHealthTs = nowTs;

const networkStatus = await this.p2p.getMonitor().checkNetworkHealth();
if (networkStatus.forked) {
this.state.numberOfBlocksToRollback = networkStatus.blocksToRollback;
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1 change: 1 addition & 0 deletions packages/core-blockchain/src/machines/blockchain.ts
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Expand Up @@ -36,6 +36,7 @@ export const blockchainMachine: any = Machine({
WAKEUP: "syncWithNetwork",
NEWBLOCK: "newBlock",
STOP: "stopped",
FORK: "fork",
},
},
newBlock: {
Expand Down