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19 lines
407 B
Go
19 lines
407 B
Go
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package aghnet
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import (
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"strings"
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)
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// NormalizeDomain returns a lowercased version of host without the final dot,
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// unless host is ".", in which case it returns it unchanged. That is a special
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// case that to allow matching queries like:
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//
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// dig IN NS '.'
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func NormalizeDomain(host string) (norm string) {
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if host == "." {
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return host
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}
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return strings.ToLower(strings.TrimSuffix(host, "."))
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}
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