48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
package main
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import (
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"log"
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"net/http"
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"sync/atomic"
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"time"
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ratelimit "github.com/JGLTechnologies/gin-rate-limit"
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"github.com/gin-gonic/gin"
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)
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func mgRateLimit() gin.HandlerFunc {
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var totalLimited uint32
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store := ratelimit.InMemoryStore(&ratelimit.InMemoryOptions{
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Rate: time.Second,
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Limit: 50, // TODO: This must be changed to the 1000rps.
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})
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return ratelimit.RateLimiter(store, &ratelimit.Options{
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ErrorHandler: func(c *gin.Context, info ratelimit.Info) {
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cur := atomic.AddUint32(&totalLimited, 1)
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log.Printf("%s: [%d] rate limited > %t, will reset at %s\n", c.ClientIP(), cur, info.RateLimited, info.ResetTime)
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c.AbortWithStatus(http.StatusTooManyRequests)
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},
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KeyFunc: keyFunc,
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})
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}
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func vkRateLimit() gin.HandlerFunc {
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var totalLimited uint32
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store := ratelimit.InMemoryStore(&ratelimit.InMemoryOptions{
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Rate: time.Second,
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Limit: 20,
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})
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return ratelimit.RateLimiter(store, &ratelimit.Options{
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ErrorHandler: func(c *gin.Context, info ratelimit.Info) {
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cur := atomic.AddUint32(&totalLimited, 1)
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log.Printf("%s: [%d] VK request rate limited > %t, will reset at %s\n", c.ClientIP(), cur, info.RateLimited, info.ResetTime)
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c.AbortWithStatus(http.StatusTooManyRequests)
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},
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KeyFunc: keyFunc,
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})
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}
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func keyFunc(c *gin.Context) string {
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return c.ClientIP()
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}
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