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<a href="../../index.html">All files</a> / <a href="index.html">src/txHelpers</a> submitPeriod.js
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">/**
* Copyright (c) 2018-present, Leap DAO (leapdao.org)
*
* This source code is licensed under the Mozilla Public License Version 2.0
* found in the LICENSE file in the root directory of this source tree.
*/
const {
getSlotsByAddr,
sendTransaction,
getCurrentSlotId,
GENESIS,
buildCas,
} = require('../utils');
const { logPeriod } = require('../utils/debug');
const checkEnoughVotes = require('../period/utils/checkEnoughVotes');
const inFlight = {};
/* istanbul ignore next */
const logError = height => err => {
logPeriod('submitPeriod error: %s (height: %d)', err.message, height);
};
const mySlotToSubmitFor = (slots, height, mySlots) => {
const currentSlotId = getCurrentSlotId(slots, height);
logPeriod('mySlots', currentSlotId, mySlots);
return mySlots.find(slot => slot.id === currentSlotId);
};
const getPrevPeriodRoot = (period, bridgeState) => {
const { lastBlocksRoot, lastPeriodRoot } = bridgeState;
if (!lastBlocksRoot) return GENESIS; // not submissions yet = first period to be submitted
if (lastBlocksRoot === period.prevHash) return lastPeriodRoot; // found
return null; // not found
};
module.exports = async (period, slots, height, bridgeState) => {
const { lastBlocksRoot, lastPeriodRoot } = bridgeState;
const periodVotes = bridgeState.currentState.periodVotes || <span class="branch-1 cbranch-no" title="branch not covered" >{};</span>
const periodRoot = period.merkleRoot();
let submittedPeriod = { timestamp: '0' };
<span class="missing-if-branch" title="if path not taken" >I</span>if (inFlight[periodRoot]) {
<span class="cstat-no" title="statement not covered" > logPeriod('submittedPeriod in flight', periodRoot);</span>
<span class="cstat-no" title="statement not covered" > return submittedPeriod;</span>
}
if (lastBlocksRoot === periodRoot) {
submittedPeriod = await bridgeState.bridgeContract.methods
.periods(lastPeriodRoot)
.call();
logPeriod('submittedPeriod', periodRoot, submittedPeriod);
return submittedPeriod;
}
const mySlots = getSlotsByAddr(slots, bridgeState.account.address);
const mySlotToSubmit = mySlotToSubmitFor(slots, height, mySlots);
if (mySlotToSubmit) {
logPeriod('submitPeriod. Slot %d', mySlotToSubmit.id);
// always try to use the last submitted one
const prevPeriodRoot =
getPrevPeriodRoot(period, bridgeState) || lastPeriodRoot;
<span class="missing-if-branch" title="if path not taken" >I</span>if (!prevPeriodRoot) {
<span class="cstat-no" title="statement not covered" > logPeriod(</span>
'submitPeriod. Not previous period root found. Skipping submission'
);
<span class="cstat-no" title="statement not covered" > return submittedPeriod;</span>
}
const { result, votes, needed } = checkEnoughVotes(
periodRoot,
bridgeState.currentState
);
if (!result) {
logPeriod(
`submitPeriod. Not enough period votes collected: ${votes}/${needed}. Waiting..`
);
return submittedPeriod;
}
const cas = buildCas(periodVotes[periodRoot]);
inFlight[periodRoot] = true;
const tx = sendTransaction(
bridgeState.web3,
bridgeState.operatorContract.methods.submitPeriodWithCas(
mySlotToSubmit.id,
prevPeriodRoot,
periodRoot,
`0x${cas.toString(16)}`
),
bridgeState.operatorContract.options.address,
bridgeState.account
).catch(<span class="fstat-no" title="function not covered" >(e</span>) => {
<span class="cstat-no" title="statement not covered" > logPeriod('submitPeriod error', e);</span>
<span class="cstat-no" title="statement not covered" > delete inFlight[periodRoot];</span>
<span class="cstat-no" title="statement not covered" > logError(height);</span>
});
tx.then(receipt => {
logPeriod('submitPeriod tx', receipt);
delete inFlight[periodRoot];
<span class="missing-if-branch" title="if path not taken" >I</span>if (receipt && <span class="branch-1 cbranch-no" title="branch not covered" >receipt.status)</span> {
<span class="cstat-no" title="statement not covered" > bridgeState.submittedPeriods[periodRoot] = true;</span>
}
});
}
return submittedPeriod;
};
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