23 lines
399 B
Go
23 lines
399 B
Go
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package cert
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import (
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"fmt"
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"strings"
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)
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func extractIPFromAddress(addr string) (ip string, err error) {
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if idx := strings.LastIndex(addr, ":"); idx < 0 {
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err = fmt.Errorf("addr %s does not match expected scheme <ip>:<port>", addr)
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} else {
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/* get IP part of address */
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ip = addr[0:idx]
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/* trim [ ] for IPv6 addresses */
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if ip[0] == '[' {
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ip = ip[1 : len(ip)-1]
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}
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}
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return
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}
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