30 lines
704 B
Go
30 lines
704 B
Go
package requestmodifiers
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import (
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"math/rand"
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"github.com/everywall/ladder/proxychain"
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)
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// AddCacheBusterQuery modifies query params to add a random parameter key
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// In order to get the upstream network stack to serve a fresh copy of the page.
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func AddCacheBusterQuery() proxychain.RequestModification {
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return func(chain *proxychain.ProxyChain) error {
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chain.AddOnceRequestModifications(
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ModifyQueryParams("ord", randomString(15)),
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)
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return nil
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}
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}
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func randomString(length int) string {
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const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789."
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b := make([]byte, length)
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for i := range b {
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b[i] = charset[rand.Intn(len(charset))]
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}
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return string(b)
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}
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