mirror of https://github.com/keeweb/keeweb.git
27 lines
1.0 KiB
JavaScript
27 lines
1.0 KiB
JavaScript
'use strict';
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module.exports = function (grunt) {
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grunt.registerMultiTask('sign-html', 'Signs html page with a private key', function () {
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var fs = require('fs');
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var crypto = require('crypto');
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if (!fs.existsSync(this.options().privateKey)) {
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grunt.log.warn('Private key is missing, app html will not be signed.');
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return;
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}
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var file = fs.readFileSync(this.options().file).toString('utf8');
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var marker = '<meta name="signature" content="';
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var ix = file.indexOf(marker);
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if (ix < 0) {
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grunt.warn('Signature placeholder not found');
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return;
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}
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var sign = crypto.createSign('RSA-SHA256');
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sign.write(file);
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sign.end();
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var privateKey = fs.readFileSync(this.options().privateKey, 'binary');
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var signature = sign.sign(privateKey).toString('base64');
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file = file.replace(marker, marker + signature);
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fs.writeFileSync(this.options().file, file, 'utf8');
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});
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};
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