33 lines
673 B
Go
33 lines
673 B
Go
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package flags
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import (
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"fmt"
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"net"
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)
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func (flags *Flags) parseAddressPort() (err error) {
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// Ensure that address field is not empty
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if flags.Vars.Address == "" {
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return fmt.Errorf("Address cannot be empty")
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}
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// Ensure that address field is valid IP address
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if net.ParseIP(flags.Vars.Address) == nil {
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return fmt.Errorf("GloVars must be a valid IP address")
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}
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// Ensure that port field is not empty
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if flags.Vars.Port == 0 {
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return fmt.Errorf("Port cannot be empty")
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}
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// Ensure that port field is within the valid range
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if flags.Vars.Port < 1 || flags.Vars.Port > 65535 {
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return fmt.Errorf("Port must be between 1 and 65535")
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}
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return nil
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}
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