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fix: sign solution result with domain and reward period #49

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Merged
hejkerooo merged 1 commit into from
Aug 26, 2026
Merged

fix: sign solution result with domain and reward period #49

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22 changes: 21 additions & 1 deletion src/polkadot/polka.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,8 @@ const polkaLogger = pino({
name: 'PolkaLogger',
});

const SUBMIT_SOLUTION_RESULT_SIGN_DOMAIN = 'EWX_WorkerSolution_submit_solution_result';

export const createApi = async (palletEndpoint: string): Promise<ApiPromise> => {
const api: ApiPromise = await ApiPromise.create({
provider: new HttpProvider(palletEndpoint),
Expand Down Expand Up @@ -192,7 +194,25 @@ export const submitSolutionResult = async (
hashVote: boolean,
): Promise<string | null> => {
const finalVote = hashVote ? blake2AsHex(vote) : vote;
const signature = account.sign(finalVote as string | Uint8Array<ArrayBufferLike>);

const api = await txManager.getConnection();

const rewardPeriodInfo = await api.query.workerNodePallet.activeRewardPeriodInfo();
const rewardPeriodIndex = (
rewardPeriodInfo as unknown as { index: { toNumber: () => number } }
).index.toNumber();

const payload = api
.createType('(Bytes, Bytes, Bytes, u32, Bytes)', [
SUBMIT_SOLUTION_RESULT_SIGN_DOMAIN,
namespace,
votingRoundId,
rewardPeriodIndex,
finalVote,
])
.toU8a();

const signature = account.sign(payload);

const { txHash } = await txManager.sendWithoutSigning((api) =>
api.tx.workerNodePallet.submitSolutionResult(
Expand Down
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