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https://github.com/superseriousbusiness/gotosocial.git
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31628019fe
# Description
- tweaks the NoLLaMas proof-of-work algorithm to further granularity on time spent computing solutions
- standardizes GoToSocial cookie security directive setting in a CookiePolicy{} type
## Checklist
- [x] I/we have read the [GoToSocial contribution guidelines](https://codeberg.org/superseriousbusiness/gotosocial/src/branch/main/CONTRIBUTING.md).
- [x] I/we have discussed the proposed changes already, either in an issue on the repository, or in the Matrix chat.
- [x] I/we have not leveraged AI to create the proposed changes.
- [x] I/we have performed a self-review of added code.
- [x] I/we have written code that is legible and maintainable by others.
- [x] I/we have commented the added code, particularly in hard-to-understand areas.
- [ ] I/we have made any necessary changes to documentation.
- [ ] I/we have added tests that cover new code.
- [ ] I/we have run tests and they pass locally with the changes.
- [x] I/we have run `go fmt ./...` and `golangci-lint run`.
Co-authored-by: tobi <tobi.smethurst@protonmail.com>
Reviewed-on: https://codeberg.org/superseriousbusiness/gotosocial/pulls/4090
Co-authored-by: kim <grufwub@gmail.com>
Co-committed-by: kim <grufwub@gmail.com>
77 lines
2.8 KiB
Go
77 lines
2.8 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program 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 by
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// 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 <http://www.gnu.org/licenses/>.
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package middleware
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import (
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"fmt"
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"net/url"
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apiutil "code.superseriousbusiness.org/gotosocial/internal/api/util"
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"code.superseriousbusiness.org/gotosocial/internal/config"
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"github.com/gin-contrib/sessions"
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"github.com/gin-contrib/sessions/memstore"
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"github.com/gin-gonic/gin"
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"golang.org/x/net/idna"
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)
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// SessionOptions returns the standard set of options to use for each session.
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func SessionOptions(cookiePolicy apiutil.CookiePolicy) sessions.Options {
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return sessions.Options{
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Path: "/",
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Domain: cookiePolicy.Domain,
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// 2 minutes
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MaxAge: 120,
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Secure: cookiePolicy.Secure,
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HttpOnly: cookiePolicy.HTTPOnly,
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SameSite: cookiePolicy.SameSite,
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}
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}
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// SessionName is a utility function that derives an appropriate session name from the hostname.
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func SessionName() (string, error) {
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// parse the protocol + host
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protocol := config.GetProtocol()
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host := config.GetHost()
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u, err := url.Parse(fmt.Sprintf("%s://%s", protocol, host))
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if err != nil {
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return "", err
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}
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// take the hostname without any port attached
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strippedHostname := u.Hostname()
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if strippedHostname == "" {
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return "", fmt.Errorf("could not derive hostname without port from %s://%s", protocol, host)
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}
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// make sure IDNs are converted to punycode or the cookie library breaks:
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// see https://en.wikipedia.org/wiki/Punycode
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punyHostname, err := idna.New().ToASCII(strippedHostname)
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if err != nil {
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return "", fmt.Errorf("could not convert %s to punycode: %s", strippedHostname, err)
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}
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return fmt.Sprintf("gotosocial-%s", punyHostname), nil
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}
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// Session returns a new gin middleware that implements session cookies using the given sessionName, authentication
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// key, and encryption key. Session name can be derived from the SessionName utility function in this package.
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func Session(sessionName string, auth []byte, crypt []byte, cookiePolicy apiutil.CookiePolicy) gin.HandlerFunc {
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store := memstore.NewStore(auth, crypt)
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store.Options(SessionOptions(cookiePolicy))
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return sessions.Sessions(sessionName, store)
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}
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