20 lines
424 B
Go
20 lines
424 B
Go
package main
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import (
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"fmt"
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"regexp"
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"strings"
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)
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var (
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ipExtractionRegex = regexp.MustCompile(`(.+):\d{1,5}$`)
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)
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func extractIPFromAddress(addr string) (string, error) {
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matches := ipExtractionRegex.FindAllStringSubmatch(addr, -1)
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if len(matches) > 0 && len(matches[0]) >= 1 {
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return strings.Trim(matches[0][1], "[]"), nil
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} else {
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return "", fmt.Errorf("failed to extract IP address from addr %s", addr)
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}
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}
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