43 lines
1.4 KiB
TypeScript
43 lines
1.4 KiB
TypeScript
import * as helmet from 'helmet'
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import { CONFIG } from '../initializers/constants'
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const baseDirectives = Object.assign({},
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{
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defaultSrc: ["'none'"], // by default, not specifying default-src = '*'
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connectSrc: ['*', 'data:'],
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mediaSrc: ["'self'", 'https:', 'blob:'],
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fontSrc: ["'self'", 'data:'],
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imgSrc: ["'self'", 'data:'],
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scriptSrc: ["'self' 'unsafe-inline' 'unsafe-eval'"],
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styleSrc: ["'self' 'unsafe-inline'"],
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objectSrc: ["'none'"], // only define to allow plugins, else let defaultSrc 'none' block it
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formAction: ["'self'"],
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frameAncestors: ["'none'"],
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baseUri: ["'self'"],
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manifestSrc: ["'self'"],
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frameSrc: ["'self'"], // instead of deprecated child-src / self because of test-embed
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workerSrc: ["'self'", 'blob:'] // instead of deprecated child-src
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},
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CONFIG.CSP.REPORT_URI ? { reportUri: CONFIG.CSP.REPORT_URI } : {},
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CONFIG.WEBSERVER.SCHEME === 'https' ? { upgradeInsecureRequests: true } : {}
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)
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const baseCSP = helmet.contentSecurityPolicy({
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directives: baseDirectives,
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browserSniff: false,
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reportOnly: CONFIG.CSP.REPORT_ONLY
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})
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const embedCSP = helmet.contentSecurityPolicy({
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directives: Object.assign({}, baseDirectives, { frameAncestors: ['*'] }),
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browserSniff: false, // assumes a modern browser, but allows CDN in front
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reportOnly: CONFIG.CSP.REPORT_ONLY
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})
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// ---------------------------------------------------------------------------
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export {
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baseCSP,
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embedCSP
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}
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