func newGraph(t *testing.T) *graph.Graph {
b, err := graph.NewMemoryBackend()
if err != nil {
t.Error(err.Error())
}
return graph.NewGraphFromConfig(b)
}
func NewGraph(t *testing.T) *graph.Graph {
var backend graph.GraphBackend
var err error
switch graphBackend {
case "gremlin-ws":
backend, err = graph.NewGremlinBackend("ws://127.0.0.1:8182")
case "gremlin-rest":
backend, err = graph.NewGremlinBackend("http://127.0.0.1:8182?gremlin=")
case "elasticsearch":
backend, err = graph.NewElasticSearchBackend("127.0.0.1", "9200", 10, 60, 1)
if err == nil {
backend, err = graph.NewShadowedBackend(backend)
}
case "orientdb":
password := os.Getenv("ORIENTDB_ROOT_PASSWORD")
if password == "" {
password = "******"
}
backend, err = graph.NewOrientDBBackend("http://127.0.0.1:2480", "TestSkydive", "root", password)
default:
backend, err = graph.NewMemoryBackend()
}
if err != nil {
t.Fatal(err.Error())
}
t.Logf("Using %s as backend", graphBackend)
g, err := graph.NewGraphFromConfig(backend)
if err != nil {
t.Fatal(err.Error())
}
hostname, err := os.Hostname()
if err != nil {
t.Fatal(err.Error())
}
root := g.LookupFirstNode(graph.Metadata{"Name": hostname, "Type": "host"})
if root == nil {
root = g.NewNode(graph.Identifier(hostname), graph.Metadata{"Name": hostname, "Type": "host"})
if root == nil {
t.Fatal("fail while adding root node")
}
}
return g
}
func NewAgent() *Agent {
backend, err := graph.NewMemoryBackend()
if err != nil {
panic(err)
}
g, err := graph.NewGraphFromConfig(backend)
if err != nil {
panic(err)
}
tm := topology.NewTIDMapper(g)
tm.Start()
hserver, err := shttp.NewServerFromConfig("agent")
if err != nil {
panic(err)
}
_, err = api.NewApi(hserver, nil)
if err != nil {
panic(err)
}
wsServer := shttp.NewWSServerFromConfig(hserver, "/ws")
root := createRootNode(g)
api.RegisterTopologyApi("agent", g, hserver, nil, nil)
gserver := graph.NewServer(g, wsServer)
return &Agent{
Graph: g,
WSServer: wsServer,
GraphServer: gserver,
Root: root,
HTTPServer: hserver,
TIDMapper: tm,
}
}
func NewServerFromConfig() (*Server, error) {
embedEtcd := config.GetConfig().GetBool("etcd.embedded")
backend, err := graph.BackendFromConfig()
if err != nil {
return nil, err
}
g, err := graph.NewGraphFromConfig(backend)
if err != nil {
return nil, err
}
httpServer, err := shttp.NewServerFromConfig("analyzer")
if err != nil {
return nil, err
}
wsServer := shttp.NewWSServerFromConfig(httpServer, "/ws")
var etcdServer *etcd.EmbeddedEtcd
if embedEtcd {
if etcdServer, err = etcd.NewEmbeddedEtcdFromConfig(); err != nil {
return nil, err
}
}
etcdClient, err := etcd.NewEtcdClientFromConfig()
if err != nil {
return nil, err
}
analyzerUpdate := config.GetConfig().GetInt("analyzer.flowtable_update")
analyzerExpire := config.GetConfig().GetInt("analyzer.flowtable_expire")
agentRatio := config.GetConfig().GetFloat64("analyzer.flowtable_agent_ratio")
if agentRatio == 0.0 {
agentRatio = 0.5
}
agentUpdate := int64(float64(analyzerUpdate) * agentRatio)
agentExpire := int64(float64(analyzerExpire) * agentRatio)
if err := etcdClient.SetInt64("/agent/config/flowtable_update", agentUpdate); err != nil {
return nil, err
}
if err := etcdClient.SetInt64("/agent/config/flowtable_expire", agentExpire); err != nil {
return nil, err
}
apiServer, err := api.NewApi(httpServer, etcdClient.KeysApi)
if err != nil {
return nil, err
}
captureApiHandler := &api.CaptureApiHandler{
BasicApiHandler: api.BasicApiHandler{
ResourceHandler: &api.CaptureResourceHandler{},
EtcdKeyAPI: etcdClient.KeysApi,
},
Graph: g,
}
err = apiServer.RegisterApiHandler(captureApiHandler)
if err != nil {
return nil, err
}
alertApiHandler := &api.AlertApiHandler{
BasicApiHandler: api.BasicApiHandler{
ResourceHandler: &api.AlertResourceHandler{},
EtcdKeyAPI: etcdClient.KeysApi,
},
}
err = apiServer.RegisterApiHandler(alertApiHandler)
if err != nil {
return nil, err
}
alertManager := alert.NewAlertManager(g, alertApiHandler)
aserver := alert.NewServer(alertManager, wsServer)
gserver := graph.NewServer(g, wsServer)
gfe := mappings.NewGraphFlowEnhancer(g)
ofe := mappings.NewOvsFlowEnhancer(g)
pipeline := mappings.NewFlowMappingPipeline(gfe, ofe)
tableClient := flow.NewTableClient(wsServer)
server := &Server{
HTTPServer: httpServer,
WSServer: wsServer,
GraphServer: gserver,
AlertServer: aserver,
FlowMappingPipeline: pipeline,
TableClient: tableClient,
EmbeddedEtcd: etcdServer,
EtcdClient: etcdClient,
}
server.SetStorageFromConfig()
updateHandler := flow.NewFlowHandler(server.flowExpireUpdate, time.Second*time.Duration(analyzerUpdate))
expireHandler := flow.NewFlowHandler(server.flowExpireUpdate, time.Second*time.Duration(analyzerExpire))
flowtable := flow.NewTable(updateHandler, expireHandler)
server.FlowTable = flowtable
api.RegisterTopologyApi("analyzer", g, httpServer, tableClient, server.Storage)
api.RegisterFlowApi("analyzer", flowtable, server.Storage, httpServer)
return server, nil
}
