2021-12-05 13:45:17 +00:00
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package server
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2021-11-20 14:30:58 +00:00
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2021-12-01 21:49:48 +00:00
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import (
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"bytes"
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)
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2021-11-20 14:30:58 +00:00
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// GetHSTSHeader returns a HSTS header with includeSubdomains & preload for MainDomainSuffix and RawDomain, or an empty
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// string for custom domains.
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2021-12-05 13:45:17 +00:00
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func GetHSTSHeader(host, mainDomainSuffix, rawDomain []byte) string {
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if bytes.HasSuffix(host, mainDomainSuffix) || bytes.Equal(host, rawDomain) {
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2021-11-20 14:30:58 +00:00
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return "max-age=63072000; includeSubdomains; preload"
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} else {
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return ""
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}
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}
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