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21 lines
521 B
Go
21 lines
521 B
Go
package dns
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import (
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"github.com/google/gopacket/layers"
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"github.com/gustavo-iniguez-goya/opensnitch/daemon/netfilter"
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)
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// GetQuestions retrieves the domain names a process is trying to resolve.
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func GetQuestions(nfp *netfilter.Packet) (questions []string) {
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dnsLayer := nfp.Packet.Layer(layers.LayerTypeDNS)
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if dnsLayer == nil {
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return questions
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}
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dns, _ := dnsLayer.(*layers.DNS)
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for _, dnsQuestion := range dns.Questions {
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questions = append(questions, string(dnsQuestion.Name))
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}
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return questions
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}
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