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device_profile.go
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device_profile.go
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/*
* NETCAP - Traffic Analysis Framework
* Copyright (c) 2017-2020 Philipp Mieden <dreadl0ck [at] protonmail [dot] ch>
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package types
import (
"github.com/dreadl0ck/netcap/encoder"
"strconv"
"time"
)
const (
fieldMacAddr = "MacAddr"
fieldDeviceManufacturer = "DeviceManufacturer"
fieldNumDeviceIPs = "NumDeviceIPs"
fieldNumContacts = "NumContacts"
fieldBytes = "Bytes"
)
var fieldsDeviceProfile = []string{
fieldTimestamp,
fieldMacAddr,
fieldDeviceManufacturer,
fieldNumDeviceIPs,
fieldNumContacts,
fieldNumPackets,
fieldBytes,
}
// CSVHeader returns the CSV header for the audit record.
func (d *DeviceProfile) CSVHeader() []string {
return filter(fieldsDeviceProfile)
}
// CSVRecord returns the CSV record for the audit record.
func (d *DeviceProfile) CSVRecord() []string {
return filter([]string{
formatTimestamp(d.Timestamp),
d.MacAddr,
d.DeviceManufacturer,
strconv.Itoa(len(d.DeviceIPs)),
strconv.Itoa(len(d.Contacts)),
formatInt64(d.NumPackets),
formatUint64(d.Bytes),
})
}
// Time returns the timestamp associated with the audit record.
func (d *DeviceProfile) Time() int64 {
return d.Timestamp
}
// JSON returns the JSON representation of the audit record.
func (d *DeviceProfile) JSON() (string, error) {
// convert unix timestamp from nano to millisecond precision for elastic
d.Timestamp /= int64(time.Millisecond)
return jsonMarshaler.MarshalToString(d)
}
// Inc increments the metrics for the audit record.
func (d *DeviceProfile) Inc() {}
// SetPacketContext sets the associated packet context for the audit record.
func (d *DeviceProfile) SetPacketContext(*PacketContext) {}
// Src returns the source address of the audit record.
func (d *DeviceProfile) Src() string {
return ""
}
// Dst returns the destination address of the audit record.
func (d *DeviceProfile) Dst() string {
return ""
}
var deviceProfileEncoder = encoder.NewValueEncoder()
// Encode will encode categorical values and normalize according to configuration
func (d *DeviceProfile) Encode() []string {
return filter([]string{
deviceProfileEncoder.Int64(fieldTimestamp, d.Timestamp),
deviceProfileEncoder.String(fieldMacAddr, d.MacAddr),
deviceProfileEncoder.String(fieldDeviceManufacturer, d.DeviceManufacturer),
deviceProfileEncoder.Int(fieldNumDeviceIPs, len(d.DeviceIPs)),
deviceProfileEncoder.Int(fieldNumContacts, len(d.Contacts)),
deviceProfileEncoder.Int64(fieldNumPackets, d.NumPackets),
deviceProfileEncoder.Uint64(fieldBytes, d.Bytes),
})
}
// Analyze will invoke the configured analyzer for the audit record and return a score.
func (d *DeviceProfile) Analyze() {
}
// NetcapType returns the type of the current audit record
func (d *DeviceProfile) NetcapType() Type {
return Type_NC_DeviceProfile
}