示例#1
0
func NewOrientDBBackend(addr string, database string, username string, password string) (*OrientDBBackend, error) {
	client, err := orientdb.NewClient(addr, database, username, password)
	if err != nil {
		return nil, err
	}

	if _, err := client.GetDocumentClass("Node"); err != nil {
		class := orientdb.ClassDefinition{
			Name:       "Node",
			SuperClass: "V",
			Properties: []orientdb.Property{
				{Name: "ID", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "Host", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "CreatedAt", Type: "DATETIME", Mandatory: true, NotNull: true, ReadOnly: true},
				{Name: "DeletedAt", Type: "DATETIME", NotNull: true},
				{Name: "Metadata", Type: "EMBEDDEDMAP"},
			},
			Indexes: []orientdb.Index{
				{Name: "Node.TimeSpan", Fields: []string{"CreatedAt", "DeletedAt"}, Type: "NOTUNIQUE"},
			},
		}
		if err := client.CreateDocumentClass(class); err != nil {
			return nil, fmt.Errorf("Failed to register class Node: %s", err.Error())
		}
	}

	if _, err := client.GetDocumentClass("Link"); err != nil {
		class := orientdb.ClassDefinition{
			Name:       "Link",
			SuperClass: "E",
			Properties: []orientdb.Property{
				{Name: "ID", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "Host", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "CreatedAt", Type: "DATETIME", Mandatory: true, NotNull: true, ReadOnly: true},
				{Name: "DeletedAt", Type: "DATETIME", NotNull: true},
				{Name: "Parent", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "Child", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "Metadata", Type: "EMBEDDEDMAP"},
			},
			Indexes: []orientdb.Index{
				{Name: "Link.TimeSpan", Fields: []string{"CreatedAt", "DeletedAt"}, Type: "NOTUNIQUE"},
			},
		}
		if err := client.CreateDocumentClass(class); err != nil {
			return nil, fmt.Errorf("Failed to register class Link: %s", err.Error())
		}
	}

	return &OrientDBBackend{
		client: client,
	}, nil
}
示例#2
0
func New() (*OrientDBStorage, error) {
	addr := config.GetConfig().GetString("storage.orientdb.addr")
	database := config.GetConfig().GetString("storage.orientdb.database")
	username := config.GetConfig().GetString("storage.orientdb.username")
	password := config.GetConfig().GetString("storage.orientdb.password")

	client, err := orient.NewClient(addr, database, username, password)
	if err != nil {
		return nil, err
	}

	if _, err := client.GetDocumentClass("FlowMetric"); err != nil {
		class := orient.ClassDefinition{
			Name: "FlowMetric",
			Properties: []orient.Property{
				{Name: "ABBytes", Type: "INTEGER", Mandatory: true, NotNull: true},
				{Name: "ABPackets", Type: "INTEGER", Mandatory: true, NotNull: true},
				{Name: "BABytes", Type: "INTEGER", Mandatory: true, NotNull: true},
				{Name: "BAPackets", Type: "INTEGER", Mandatory: true, NotNull: true},
				{Name: "Start", Type: "INTEGER", Mandatory: true, NotNull: true},
				{Name: "Last", Type: "INTEGER", Mandatory: true, NotNull: true},
			},
			Indexes: []orient.Index{
				{Name: "FlowMetric.TimeSpan", Fields: []string{"Start", "Last"}, Type: "NOTUNIQUE"},
			},
		}
		if err := client.CreateDocumentClass(class); err != nil {
			return nil, fmt.Errorf("Failed to register class FlowMetric: %s", err.Error())
		}
	}

	if _, err := client.GetDocumentClass("Flow"); err != nil {
		class := orient.ClassDefinition{
			Name: "Flow",
			Properties: []orient.Property{
				{Name: "UUID", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "LayersPath", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "Metric", Type: "EMBEDDED", LinkedClass: "FlowMetric"},
				{Name: "TrackingID", Type: "STRING", Mandatory: true, NotNull: true},
				{Name: "NodeTID", Type: "STRING"},
				{Name: "ANodeTID", Type: "STRING"},
				{Name: "BNodeTID", Type: "STRING"},
			},
			Indexes: []orient.Index{
				{Name: "Flow.UUID", Fields: []string{"UUID"}, Type: "UNIQUE"},
				{Name: "Flow.TrackingID", Fields: []string{"TrackingID"}, Type: "NOTUNIQUE"},
			},
		}
		if err := client.CreateDocumentClass(class); err != nil {
			return nil, fmt.Errorf("Failed to register class Flow: %s", err.Error())
		}
	}

	flowProp := orient.Property{Name: "Flow", Type: "LINK", LinkedClass: "Flow", Mandatory: false, NotNull: true}
	client.CreateProperty("FlowMetric", flowProp)

	flowIndex := orient.Index{Name: "FlowMetric.Flow", Fields: []string{"Flow"}, Type: "NOTUNIQUE"}
	client.CreateIndex("FlowMetric", flowIndex)

	return &OrientDBStorage{
		client: client,
	}, nil
}