new: exporting available network interfaces in /api/session for api.rest

session/session_json.go

@@ -0,0 +1,84 @@
+package session
+
+import (
+	"encoding/json"
+	"net"
+	"runtime"
+	"time"
+
+	"github.com/bettercap/bettercap/caplets"
+	"github.com/bettercap/bettercap/core"
+	"github.com/bettercap/bettercap/network"
+	"github.com/bettercap/bettercap/packets"
+)
+
+type ifaceJSON struct {
+	Index int       `json:"index"`
+	MTU   int       `json:"mtu"`
+	Name  string    `json:"name"`
+	MAC   string    `json:"mac"`
+	Flags net.Flags `json:"flags"`
+}
+
+type sessionJSON struct {
+	Version    string            `json:"version"`
+	OS         string            `json:"os"`
+	Arch       string            `json:"arch"`
+	GoVersion  string            `json:"goversion"`
+	Interfaces []ifaceJSON       `json:"interfaces"`
+	Options    core.Options      `json:"options"`
+	Interface  *network.Endpoint `json:"interface"`
+	Gateway    *network.Endpoint `json:"gateway"`
+	Env        *Environment      `json:"env"`
+	Lan        *network.LAN      `json:"lan"`
+	WiFi       *network.WiFi     `json:"wifi"`
+	BLE        *network.BLE      `json:"ble"`
+	HID        *network.HID      `json:"hid"`
+	Queue      *packets.Queue    `json:"packets"`
+	StartedAt  time.Time         `json:"started_at"`
+	Active     bool              `json:"active"`
+	GPS        GPS               `json:"gps"`
+	Modules    ModuleList        `json:"modules"`
+	Caplets    []*caplets.Caplet `json:"caplets"`
+}
+
+func (s *Session) MarshalJSON() ([]byte, error) {
+	doc := sessionJSON{
+		Version:    core.Version,
+		OS:         runtime.GOOS,
+		Arch:       runtime.GOARCH,
+		GoVersion:  runtime.Version(),
+		Interfaces: make([]ifaceJSON, 0),
+		Options:    s.Options,
+		Interface:  s.Interface,
+		Gateway:    s.Gateway,
+		Env:        s.Env,
+		Lan:        s.Lan,
+		WiFi:       s.WiFi,
+		BLE:        s.BLE,
+		HID:        s.HID,
+		Queue:      s.Queue,
+		StartedAt:  s.StartedAt,
+		Active:     s.Active,
+		GPS:        s.GPS,
+		Modules:    s.Modules,
+		Caplets:    caplets.List(),
+	}
+
+	ifaces, err := net.Interfaces()
+	if err != nil {
+		return nil, err
+	}
+
+	for _, iface := range ifaces {
+		doc.Interfaces = append(doc.Interfaces, ifaceJSON{
+			Index: iface.Index,
+			MTU:   iface.MTU,
+			Name:  iface.Name,
+			MAC:   iface.HardwareAddr.String(),
+			Flags: iface.Flags,
+		})
+	}
+
+	return json.Marshal(doc)
+}