25 lines
345 B
Go
25 lines
345 B
Go
package portscan
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import (
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"fmt"
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"net"
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"time"
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)
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// IsOpen - check one tcp port
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func IsOpen(host, port string) bool {
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timeout := 3 * time.Second
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target := fmt.Sprintf("%s:%s", host, port)
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conn, err := net.DialTimeout("tcp", target, timeout)
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if err == nil {
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err = conn.Close()
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if err == nil {
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return true
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}
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}
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return false
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}
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