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44 Zeilen
1.0 KiB
Go
44 Zeilen
1.0 KiB
Go
package util
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import (
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"github.com/google/gopacket"
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"github.com/google/gopacket/layers"
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"github.com/google/gopacket/pcapgo"
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log "github.com/sirupsen/logrus"
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"io/ioutil"
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"os"
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"strconv"
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)
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// WritePcap writes the provided data to a given pcap file
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func WritePcap(file string, data []byte, ci gopacket.CaptureInfo) {
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f, err := os.Create(file)
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if err != nil {
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log.Errorf("Error writing pcap file %s", file)
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}
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defer f.Close()
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r, err := pcapgo.NewNgWriter(f, layers.LinkTypeEthernet)
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if err != nil {
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log.Errorf("Error writing pcap file %s", file)
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}
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defer r.Flush()
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err = r.WritePacket(ci, data)
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}
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// WriteBinary writes the provided data to a given binary file
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func WriteBinary(file string, data []byte) {
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if err := ioutil.WriteFile(file, data, 0644); err != nil {
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log.Errorf("Error writing binary file %s", file)
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}
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}
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func WritePIDFile(filename string) {
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if filename == "" {
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return
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}
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if err := ioutil.WriteFile(filename, []byte(strconv.Itoa(os.Getpid())), 0644); err != nil {
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log.Errorf("Error writing PID file %s", filename)
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}
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} |