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usb_request_block_setup.go
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usb_request_block_setup.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"
"strings"
"time"
"github.com/prometheus/client_golang/prometheus"
)
const (
fieldRequestType = "RequestType"
fieldValue = "Value"
fieldIndex = "Index"
)
var fieldsUSBRequestBlockSetup = []string{
fieldTimestamp,
fieldRequestType, // int32
fieldRequest, // int32
fieldValue, // int32
fieldIndex, // int32
fieldLength, // int32
}
// CSVHeader returns the CSV header for the audit record.
func (a *USBRequestBlockSetup) CSVHeader() []string {
return filter(fieldsUSBRequestBlockSetup)
}
// CSVRecord returns the CSV record for the audit record.
func (a *USBRequestBlockSetup) CSVRecord() []string {
return filter([]string{
formatTimestamp(a.Timestamp),
formatInt32(a.RequestType), // int32
formatInt32(a.Request), // int32
formatInt32(a.Value), // int32
formatInt32(a.Index), // int32
formatInt32(a.Length), // int32
})
}
// Time returns the timestamp associated with the audit record.
func (a *USBRequestBlockSetup) Time() int64 {
return a.Timestamp
}
// JSON returns the JSON representation of the audit record.
func (a *USBRequestBlockSetup) JSON() (string, error) {
// convert unix timestamp from nano to millisecond precision for elastic
a.Timestamp /= int64(time.Millisecond)
return jsonMarshaler.MarshalToString(a)
}
var usbRequestBlockSetupMetric = prometheus.NewCounterVec(
prometheus.CounterOpts{
Name: strings.ToLower(Type_NC_USBRequestBlockSetup.String()),
Help: Type_NC_USBRequestBlockSetup.String() + " audit records",
},
fieldsUSBRequestBlockSetup[1:],
)
// Inc increments the metrics for the audit record.
func (a *USBRequestBlockSetup) Inc() {
usbRequestBlockSetupMetric.WithLabelValues(a.CSVRecord()[1:]...).Inc()
}
// SetPacketContext sets the associated packet context for the audit record.
func (a *USBRequestBlockSetup) SetPacketContext(*PacketContext) {}
// Src TODO return source DeviceAddress?
// Src returns the source address of the audit record.
func (a *USBRequestBlockSetup) Src() string {
return ""
}
// Dst TODO return destination DeviceAddress?
// Dst returns the destination address of the audit record.
func (a *USBRequestBlockSetup) Dst() string {
return ""
}
var usbRequestBlockSetupEncoder = encoder.NewValueEncoder()
// Encode will encode categorical values and normalize according to configuration
func (a *USBRequestBlockSetup) Encode() []string {
return filter([]string{
usbRequestBlockSetupEncoder.Int64(fieldTimestamp, a.Timestamp),
usbRequestBlockSetupEncoder.Int32(fieldRequestType, a.RequestType), // int32
usbRequestBlockSetupEncoder.Int32(fieldRequest, a.Request), // int32
usbRequestBlockSetupEncoder.Int32(fieldValue, a.Value), // int32
usbRequestBlockSetupEncoder.Int32(fieldIndex, a.Index), // int32
usbRequestBlockSetupEncoder.Int32(fieldLength, a.Length), // int32
})
}
// Analyze will invoke the configured analyzer for the audit record and return a score.
func (a *USBRequestBlockSetup) Analyze() {
}
// NetcapType returns the type of the current audit record
func (a *USBRequestBlockSetup) NetcapType() Type {
return Type_NC_USBRequestBlockSetup
}