forked from daren.hsu/line_push
17 lines
537 B
JavaScript
17 lines
537 B
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const crypto_1 = require("crypto");
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function s2b(str, encoding) {
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return Buffer.from(str, encoding);
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}
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function safeCompare(a, b) {
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if (a.length !== b.length) {
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return false;
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}
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return crypto_1.timingSafeEqual(a, b);
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}
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function validateSignature(body, channelSecret, signature) {
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return safeCompare(crypto_1.createHmac("SHA256", channelSecret).update(body).digest(), s2b(signature, "base64"));
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}
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exports.default = validateSignature;
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