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Fix CSP commented out in middleware

This commit is contained in:
ekzyis 2024-03-29 15:27:46 +01:00
parent ef5a92dff4
commit b7893634ac
1 changed files with 39 additions and 39 deletions
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78
middleware.js
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@ -19,47 +19,47 @@ export function middleware (request) {
resp = referrerMiddleware(request)
}
// const nonce = Buffer.from(crypto.randomUUID()).toString('base64')
// // we want to load media from other localhost ports during development
// const devSrc = process.env.NODE_ENV === 'development' ? 'localhost:* ' : ''
const nonce = Buffer.from(crypto.randomUUID()).toString('base64')
// we want to load media from other localhost ports during development
const devSrc = process.env.NODE_ENV === 'development' ? 'localhost:* ' : ''
// const cspHeader = [
// // if something is not explicitly allowed, we don't allow it.
// "default-src 'none'",
// "font-src 'self' a.stacker.news",
// // we want to load images from everywhere but we can limit to HTTPS at least
// `img-src 'self' ${devSrc}a.stacker.news m.stacker.news https: data: blob:`,
// `media-src 'self' ${devSrc}a.stacker.news m.stacker.news`,
// // Using nonces and strict-dynamic deploys a strict CSP.
// // see https://cheatsheetseries.owasp.org/cheatsheets/Content_Security_Policy_Cheat_Sheet.html#strict-policy.
// // Old browsers will ignore nonce and strict-dynamic and fallback to host-based matching and unsafe-inline
// process.env.NODE_ENV === 'production'
// ? `script-src 'self' 'unsafe-inline' 'nonce-${nonce}' 'strict-dynamic' https:`
// // unsafe-eval is required during development due to react-refresh.js
// // see https://github.com/vercel/next.js/issues/14221
// : `script-src 'self' 'unsafe-inline' 'unsafe-eval' 'nonce-${nonce}' 'strict-dynamic' https:`,
// // unsafe-inline for styles is not ideal but okay if script-src is using nonces
// "style-src 'self' a.stacker.news 'unsafe-inline'",
// "manifest-src 'self'",
// 'frame-src www.youtube.com platform.twitter.com',
// `connect-src 'self' ${devSrc}https: wss:`,
// // disable dangerous plugins like Flash
// "object-src 'none'",
// // blocks injection of <base> tags
// "base-uri 'none'",
// // tell user agents to replace HTTP with HTTPS
// 'upgrade-insecure-requests',
// // prevents any domain from framing the content (defense against clickjacking attacks)
// "frame-ancestors 'none'"
// ].join('; ')
const cspHeader = [
// if something is not explicitly allowed, we don't allow it.
"default-src 'none'",
"font-src 'self' a.stacker.news",
// we want to load images from everywhere but we can limit to HTTPS at least
`img-src 'self' ${devSrc}a.stacker.news m.stacker.news https: data: blob:`,
`media-src 'self' ${devSrc}a.stacker.news m.stacker.news`,
// Using nonces and strict-dynamic deploys a strict CSP.
// see https://cheatsheetseries.owasp.org/cheatsheets/Content_Security_Policy_Cheat_Sheet.html#strict-policy.
// Old browsers will ignore nonce and strict-dynamic and fallback to host-based matching and unsafe-inline
process.env.NODE_ENV === 'production'
? `script-src 'self' 'unsafe-inline' 'nonce-${nonce}' 'strict-dynamic' https:`
// unsafe-eval is required during development due to react-refresh.js
// see https://github.com/vercel/next.js/issues/14221
: `script-src 'self' 'unsafe-inline' 'unsafe-eval' 'nonce-${nonce}' 'strict-dynamic' https:`,
// unsafe-inline for styles is not ideal but okay if script-src is using nonces
"style-src 'self' a.stacker.news 'unsafe-inline'",
"manifest-src 'self'",
'frame-src www.youtube.com platform.twitter.com',
`connect-src 'self' ${devSrc}https: wss:`,
// disable dangerous plugins like Flash
"object-src 'none'",
// blocks injection of <base> tags
"base-uri 'none'",
// tell user agents to replace HTTP with HTTPS
'upgrade-insecure-requests',
// prevents any domain from framing the content (defense against clickjacking attacks)
"frame-ancestors 'none'"
].join('; ')
// resp.headers.set('Content-Security-Policy', cspHeader)
// // for browsers that don't support CSP
// resp.headers.set('X-Frame-Options', 'DENY')
// // more useful headers
// resp.headers.set('X-Content-Type-Options', 'nosniff')
// resp.headers.set('Referrer-Policy', 'origin-when-cross-origin')
// resp.headers.set('Strict-Transport-Security', 'max-age=31536000; includeSubDomains')
resp.headers.set('Content-Security-Policy', cspHeader)
// for browsers that don't support CSP
resp.headers.set('X-Frame-Options', 'DENY')
// more useful headers
resp.headers.set('X-Content-Type-Options', 'nosniff')
resp.headers.set('Referrer-Policy', 'origin-when-cross-origin')
resp.headers.set('Strict-Transport-Security', 'max-age=31536000; includeSubDomains')
return resp
}