func (t *TopologyApi) topologySearch(w http.ResponseWriter, r *auth.AuthenticatedRequest) {
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
resource := Topology{}
data, _ := ioutil.ReadAll(r.Body)
if len(data) != 0 {
if err := json.Unmarshal(data, &resource); err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(err.Error()))
return
}
if err := validator.Validate(resource); err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(err.Error()))
return
}
}
if resource.GremlinQuery == "" {
w.WriteHeader(http.StatusNoContent)
return
}
tr := traversal.NewGremlinTraversalParser(strings.NewReader(resource.GremlinQuery), t.Graph)
tr.AddTraversalExtension(topology.NewTopologyTraversalExtension())
if t.TableClient != nil {
tr.AddTraversalExtension(ftraversal.NewFlowTraversalExtension(t.TableClient, t.Storage))
}
ts, err := tr.Parse()
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(err.Error()))
return
}
res, err := ts.Exec()
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(err.Error()))
return
}
w.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(res); err != nil {
panic(err)
}
}
var CaptureCreate = &cobra.Command{
Use: "create",
Short: "Create capture",
Long: "Create capture",
Run: func(cmd *cobra.Command, args []string) {
client, err := api.NewCrudClientFromConfig(&AuthenticationOpts)
if err != nil {
logging.GetLogger().Criticalf(err.Error())
}
capture := api.NewCapture(gremlinQuery, bpfFilter)
capture.Name = captureName
capture.Description = captureDescription
capture.Type = captureType
if err := validator.Validate(capture); err != nil {
fmt.Println(err.Error())
cmd.Usage()
os.Exit(1)
}
if err := client.Create("capture", &capture); err != nil {
logging.GetLogger().Errorf(err.Error())
os.Exit(1)
}
printJSON(&capture)
},
}
var CaptureList = &cobra.Command{
Use: "list",
Short: "List captures",
Use: "create",
Short: "Create alert",
Long: "Create alert",
Run: func(cmd *cobra.Command, args []string) {
client, err := api.NewCrudClientFromConfig(&authenticationOpts)
if err != nil {
logging.GetLogger().Criticalf(err.Error())
}
alert := api.NewAlert()
alert.Name = alertName
alert.Description = alertDescription
alert.Select = alertSelect
alert.Action = alertAction
alert.Test = alertTest
if errs := validator.Validate(alert); errs != nil {
fmt.Println("Error: ", errs)
cmd.Usage()
os.Exit(1)
}
if err := client.Create("alert", &alert); err != nil {
logging.GetLogger().Errorf(err.Error())
os.Exit(1)
}
printJSON(&alert)
},
}
var AlertList = &cobra.Command{
Use: "list",
Short: "List alerts",
func (pi *PacketInjectorApi) injectPacket(w http.ResponseWriter, r *auth.AuthenticatedRequest) {
decoder := json.NewDecoder(r.Body)
var ppr PacketParamsReq
err := decoder.Decode(&ppr)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(err.Error()))
return
}
defer r.Body.Close()
if errs := validator.Validate(&ppr); errs != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(err.Error()))
return
}
srcNode := pi.getNode(ppr.Src)
dstNode := pi.getNode(ppr.Dst)
if srcNode == nil || dstNode == nil {
writeError(w, http.StatusBadRequest, errors.New("Not able to find a Node"))
return
}
srcdata := srcNode.Metadata()
dstdata := dstNode.Metadata()
if _, ok := srcdata["IPV4"]; !ok {
writeError(w, http.StatusBadRequest, errors.New("Source Node doesn't have an IP"))
return
}
if _, ok := dstdata["IPV4"]; !ok {
writeError(w, http.StatusBadRequest, errors.New("Destination Node doesn't have an IP"))
return
}
if srcdata["IPV4"] == "" || srcdata["MAC"] == "" ||
dstdata["IPV4"] == "" || dstdata["MAC"] == "" {
writeError(w, http.StatusBadRequest, errors.New("Selected nodes are not proper"))
return
}
pp := packet_injector.PacketParams{
SrcNode: srcNode,
DstNode: dstNode,
Type: ppr.Type,
Payload: ppr.Payload,
Count: ppr.Count,
}
host := srcNode.Host()
if err := pi.PIClient.InjectPacket(host, &pp); err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(pp); err != nil {
panic(err)
}
}
func (a *ApiServer) RegisterApiHandler(handler ApiHandler) error {
name := handler.Name()
title := strings.Title(name)
routes := []shttp.Route{
{
title + "Index",
"GET",
"/api/" + name,
func(w http.ResponseWriter, r *auth.AuthenticatedRequest) {
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
resources := handler.Index()
if err := json.NewEncoder(w).Encode(resources); err != nil {
logging.GetLogger().Criticalf("Failed to display %s: %s", name, err.Error())
}
},
},
{
title + "Show",
"GET",
shttp.PathPrefix(fmt.Sprintf("/api/%s/", name)),
func(w http.ResponseWriter, r *auth.AuthenticatedRequest) {
id := r.URL.Path[len(fmt.Sprintf("/api/%s/", name)):]
if id == "" {
w.WriteHeader(http.StatusBadRequest)
return
}
resource, ok := handler.Get(id)
if !ok {
w.WriteHeader(http.StatusNotFound)
return
}
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(resource); err != nil {
logging.GetLogger().Criticalf("Failed to display %s: %s", name, err.Error())
}
},
},
{
title + "Insert",
"POST",
"/api/" + name,
func(w http.ResponseWriter, r *auth.AuthenticatedRequest) {
resource := handler.New()
// keep the original ID
id := resource.ID()
if err := json.NewDecoder(r.Body).Decode(&resource); err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
resource.SetID(id)
if err := validator.Validate(resource); err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
if err := handler.Create(resource); err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
data, err := json.Marshal(&resource)
if err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
if _, err := w.Write(data); err != nil {
logging.GetLogger().Criticalf("Failed to create %s: %s", name, err.Error())
}
},
},
{
title + "Delete",
"DELETE",
shttp.PathPrefix(fmt.Sprintf("/api/%s/", name)),
func(w http.ResponseWriter, r *auth.AuthenticatedRequest) {
id := r.URL.Path[len(fmt.Sprintf("/api/%s/", name)):]
if id == "" {
w.WriteHeader(http.StatusBadRequest)
return
}
if err := handler.Delete(id); err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
},
},
}
a.HTTPServer.RegisterRoutes(routes)
if _, err := a.EtcdKeyAPI.Set(context.Background(), "/"+name, "", &etcd.SetOptions{Dir: true}); err != nil {
if _, err = a.EtcdKeyAPI.Get(context.Background(), "/"+name, nil); err != nil {
return err
}
}
a.handlers[handler.Name()] = handler
return nil
}
Short: "inject packets",
Long: "inject packets",
SilenceUsage: false,
Run: func(cmd *cobra.Command, args []string) {
client, err := api.NewCrudClientFromConfig(&AuthenticationOpts)
if err != nil {
logging.GetLogger().Criticalf(err.Error())
}
packet := &api.PacketParamsReq{}
packet.Src = srcNode
packet.Dst = dstNode
packet.Type = packetType
packet.Payload = payload
packet.Count = count
if errs := validator.Validate(packet); errs != nil {
fmt.Println("Error: ", errs)
cmd.Usage()
os.Exit(1)
}
if err := client.Create("injectpacket", &packet); err != nil {
logging.GetLogger().Errorf(err.Error())
os.Exit(1)
}
},
}
func addInjectPacketFlags(cmd *cobra.Command) {
cmd.Flags().StringVarP(&srcNode, "src", "", "", "source node gremlin expression")
cmd.Flags().StringVarP(&dstNode, "dst", "", "", "destination node gremlin expression")
cmd.Flags().StringVarP(&packetType, "type", "", "icmp", "packet type: icmp")
