mirror of
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99 lines
2.5 KiB
Go
99 lines
2.5 KiB
Go
package events_stream
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import (
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"encoding/hex"
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"fmt"
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"io"
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"github.com/bettercap/bettercap/v2/modules/can"
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"github.com/bettercap/bettercap/v2/network"
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"github.com/bettercap/bettercap/v2/session"
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"github.com/dustin/go-humanize"
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"github.com/evilsocket/islazy/tui"
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)
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func (mod *EventsStream) viewCANDeviceNew(output io.Writer, e session.Event) {
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dev := e.Data.(*network.CANDevice)
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fmt.Fprintf(output, "[%s] [%s] new CAN device %s (%s) detected.\n",
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e.Time.Format(mod.timeFormat),
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tui.Green(e.Tag),
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tui.Bold(dev.Name),
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tui.Dim(dev.Description))
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}
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func (mod *EventsStream) viewCANRawMessage(output io.Writer, e session.Event) {
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msg := e.Data.(can.Message)
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fmt.Fprintf(output, "[%s] [%s] %s <0x%x> (%s): %s\n",
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e.Time.Format(mod.timeFormat),
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tui.Green(e.Tag),
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tui.Dim("raw"),
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msg.Frame.ID,
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tui.Dim(humanize.Bytes(uint64(msg.Frame.Length))),
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hex.EncodeToString(msg.Frame.Data[:msg.Frame.Length]))
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}
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func (mod *EventsStream) viewCANDBCMessage(output io.Writer, e session.Event) {
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msg := e.Data.(can.Message)
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src := ""
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if msg.Source != nil && msg.Source.Name != "" {
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src = fmt.Sprintf(" from %s", msg.Source.Name)
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}
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fmt.Fprintf(output, "[%s] [%s] (dbc) <0x%x> %s (%s)%s:\n",
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e.Time.Format(mod.timeFormat),
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tui.Green(e.Tag),
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msg.Frame.ID,
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msg.Name,
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tui.Dim(humanize.Bytes(uint64(msg.Frame.Length))),
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tui.Bold(src))
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for name, value := range msg.Signals {
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fmt.Fprintf(output, " %s : %s\n", name, value)
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}
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}
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func (mod *EventsStream) viewCANOBDMessage(output io.Writer, e session.Event) {
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msg := e.Data.(can.Message)
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obd2 := msg.OBD2
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if obd2.Type == can.OBD2MessageTypeRequest {
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fmt.Fprintf(output, "[%s] [%s] %s : %s > %s\n",
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e.Time.Format(mod.timeFormat),
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tui.Green(e.Tag),
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tui.Yellow("obd2.request"),
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obd2.Service, obd2.PID)
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} else {
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fmt.Fprintf(output, "[%s] [%s] %s : %s > %s > %s : 0x%x\n",
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e.Time.Format(mod.timeFormat),
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tui.Green(e.Tag),
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tui.Yellow("obd2.response"),
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tui.Bold(msg.Source.Name),
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obd2.Service, obd2.PID,
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obd2.Data)
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}
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}
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func (mod *EventsStream) viewCANEvent(output io.Writer, e session.Event) {
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if e.Tag == "can.device.new" {
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mod.viewCANDeviceNew(output, e)
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} else if e.Tag == "can.message" {
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msg := e.Data.(can.Message)
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if msg.OBD2 != nil {
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// OBD-2 PID
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mod.viewCANOBDMessage(output, e)
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} else if msg.Name != "" {
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// parsed from DBC
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mod.viewCANDBCMessage(output, e)
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} else {
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// raw unparsed frame
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mod.viewCANRawMessage(output, e)
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}
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} else {
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fmt.Fprintf(output, "[%s] [%s] %v\n", e.Time.Format(mod.timeFormat), tui.Green(e.Tag), e)
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}
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}
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