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45 lines
1.7 KiB
TypeScript
45 lines
1.7 KiB
TypeScript
/*
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* Copyright (C) 2024-present Puter Technologies Inc.
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*
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* This file is part of Puter.
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*
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* Puter is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import type { IConfig } from '../types';
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/**
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* `sameSite: 'none'` requires `secure: true`, and a `secure` cookie is silently
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* dropped by browsers over plain HTTP. Self-host without TLS (`protocol: http`)
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* needs the matched `secure: false` + `sameSite: 'lax'` pair, otherwise the
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* cookie never lands and every authenticated request 401s.
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*
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* Pass `crossSite: true` for cookies that need to be sent on cross-site
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* navigation (the default — matches the original prod-on-HTTPS behavior which
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* used `sameSite: 'none'`). Pass `crossSite: false` for same-site-only cookies
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* (e.g. revalidation flow that never crosses origins) — those can stay `lax`
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* even on HTTPS.
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*/
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export function sessionCookieFlags(
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config: IConfig,
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opts: { crossSite?: boolean } = {},
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): { sameSite: 'none' | 'lax'; secure: boolean } {
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const isHttps = config.protocol === 'https';
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const crossSite = opts.crossSite ?? true;
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return {
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sameSite: isHttps && crossSite ? 'none' : 'lax',
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secure: isHttps,
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};
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}
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