From 941893a774c83802afdc4cc76e1d30c59b6c5585 Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Mon, 2 Jan 2023 13:10:50 +0100
Subject: [chore] The Big Middleware and API Refactor (tm) (#1250)

* interim commit: start refactoring middlewares into package under router

* another interim commit, this is becoming a big job

* another fucking massive interim commit

* refactor bookmarks to new style

* ambassador, wiz zeze commits you are spoiling uz

* she compiles, we're getting there

* we're just normal men; we're just innocent men

* apiutil

* whoopsie

* i'm glad noone reads commit msgs haha :blob_sweat:

* use that weirdo go-bytesize library for maxMultipartMemory

* fix media module paths
---
 internal/api/security/ratelimit.go | 70 --------------------------------------
 1 file changed, 70 deletions(-)
 delete mode 100644 internal/api/security/ratelimit.go

(limited to 'internal/api/security/ratelimit.go')

diff --git a/internal/api/security/ratelimit.go b/internal/api/security/ratelimit.go
deleted file mode 100644
index 3c0d078c7..000000000
--- a/internal/api/security/ratelimit.go
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
-   GoToSocial
-   Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU Affero General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU Affero General Public License for more details.
-
-   You should have received a copy of the GNU Affero General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package security
-
-import (
-	"net"
-	"net/http"
-	"time"
-
-	"github.com/gin-gonic/gin"
-	limiter "github.com/ulule/limiter/v3"
-	mgin "github.com/ulule/limiter/v3/drivers/middleware/gin"
-	memory "github.com/ulule/limiter/v3/drivers/store/memory"
-)
-
-type RateLimitOptions struct {
-	Period time.Duration
-	Limit  int64
-}
-
-func (m *Module) LimitReachedHandler(c *gin.Context) {
-	code := http.StatusTooManyRequests
-	c.AbortWithStatusJSON(code, gin.H{"error": "rate limit reached"})
-}
-
-// returns a gin middleware that will automatically rate limit caller (by IP address)
-// and enrich the response header with the following headers:
-// - `x-ratelimit-limit` maximum number of requests allowed per time period (fixed)
-// - `x-ratelimit-remaining` number of remaining requests that can still be performed
-// - `x-ratelimit-reset` unix timestamp when the rate limit will reset
-// if `x-ratelimit-limit` is exceeded an HTTP 429 error is returned
-func (m *Module) RateLimit(rateOptions RateLimitOptions) func(c *gin.Context) {
-	rate := limiter.Rate{
-		Period: rateOptions.Period,
-		Limit:  rateOptions.Limit,
-	}
-
-	store := memory.NewStore()
-
-	limiterInstance := limiter.New(
-		store,
-		rate,
-		// apply /64 mask to IPv6 addresses
-		limiter.WithIPv6Mask(net.CIDRMask(64, 128)),
-	)
-
-	middleware := mgin.NewMiddleware(
-		limiterInstance,
-		// use custom rate limit reached error
-		mgin.WithLimitReachedHandler(m.LimitReachedHandler),
-	)
-
-	return middleware
-}
-- 
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