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23 lines
515 B
Go
23 lines
515 B
Go
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package middleware
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import (
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"net"
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"strings"
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"github.com/miekg/dns"
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)
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// Host represents a host from the Caddyfile, may contain port.
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type Host string
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// Standard host will return the host portion of host, stripping
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// of any port. The host will also be fully qualified and lowercased.
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func (h Host) StandardHost() string {
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// separate host and port
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host, _, err := net.SplitHostPort(string(h))
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if err != nil {
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host, _, _ = net.SplitHostPort(string(h) + ":")
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}
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return strings.ToLower(dns.Fqdn(host))
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}
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