Files
beelzebub/tracer/tracer.go
2023-03-31 20:03:42 +02:00

116 lines
2.2 KiB
Go

package tracer
import (
"time"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
type Event struct {
DateTime string
RemoteAddr string
Protocol string
Command string
Status string
Msg string
ID string
Environ string
User string
Password string
Client string
Headers string
Cookies string
UserAgent string
HostHTTPRequest string
Body string
HTTPMethod string
RequestURI string
Description string
}
type Protocol int
const (
HTTP Protocol = iota
SSH
TCP
)
func (status Protocol) String() string {
return [...]string{"HTTP", "SSH", "TCP"}[status]
}
type Status int
const (
Start Status = iota
End
Stateless
Interaction
)
func (status Status) String() string {
return [...]string{"Start", "End", "Stateless", "Interaction"}[status]
}
type Strategy func(event Event)
type Tracer interface {
TraceEvent(event Event)
}
type tracer struct {
strategy Strategy
}
var (
eventsTotal = promauto.NewCounter(prometheus.CounterOpts{
Namespace: "beelzebub",
Name: "events_total",
Help: "The total number of events",
})
eventsSSHTotal = promauto.NewCounter(prometheus.CounterOpts{
Namespace: "beelzebub",
Name: "ssh_events_total",
Help: "The total number of SSH events",
})
eventsTCPTotal = promauto.NewCounter(prometheus.CounterOpts{
Namespace: "beelzebub",
Name: "tcp_events_total",
Help: "The total number of TCP events",
})
eventsHTTPTotal = promauto.NewCounter(prometheus.CounterOpts{
Namespace: "beelzebub",
Name: "http_events_total",
Help: "The total number of HTTP events",
})
)
func Init(strategy Strategy) *tracer {
return &tracer{
strategy: strategy,
}
}
func (tracer *tracer) TraceEvent(event Event) {
event.DateTime = time.Now().UTC().Format(time.RFC3339)
tracer.strategy(event)
//Openmetrics
eventsTotal.Inc()
switch event.Protocol {
case HTTP.String():
eventsHTTPTotal.Inc()
break
case SSH.String():
eventsSSHTotal.Inc()
break
case TCP.String():
eventsTCPTotal.Inc()
break
}
}