observeroption

package
v1.10.3 Latest Latest
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 Go to latest Published: Jul 15, 2021 License: Apache-2.0 Imports: 9 Imported by: 2

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Index

Constants

This section is empty.

Variables

View Source 
var Default = Options{
	MaxFlows:      container.Capacity4095,
	MonitorBuffer: 1024,
}

Default serves only as reference point for default values. Very useful for the CLI to pick these up instead of defining own defaults that need to be kept in sync.

Functions

This section is empty.

Types

type CiliumDaemon 

type CiliumDaemon interface {
	DebugEnabled() bool
	// CiliumDaemon implements the StoreGetter interface that exposes cached stores
	// of various k8s resources.
	// WARNING: Access to the stores are meant to be read-only. Do not modify the stores
	// or any objects returned by the stores.
	getters.StoreGetter
}

CiliumDaemon is a reference to the Cilium's Daemon when running inside Cilium

type OnDecodedEvent 

type OnDecodedEvent interface {
	OnDecodedEvent(context.Context, *v1.Event) (stop, error)
}

OnDecodedEvent is invoked after an event has been decoded

type OnDecodedEventFunc 

type OnDecodedEventFunc func(context.Context, *v1.Event) (stop, error)

OnDecodedEventFunc implements OnDecodedEvent for a single function

func (OnDecodedEventFunc) OnDecodedEvent 

func (f OnDecodedEventFunc) OnDecodedEvent(ctx context.Context, event *v1.Event) (stop, error)

OnDecodedEvent is invoked after a flow has been decoded

type OnDecodedFlow 

type OnDecodedFlow interface {
	OnDecodedFlow(context.Context, *pb.Flow) (stop, error)
}

OnDecodedFlow is invoked after a flow has been decoded

type OnDecodedFlowFunc 

type OnDecodedFlowFunc func(context.Context, *pb.Flow) (stop, error)

OnDecodedFlowFunc implements OnDecodedFlow for a single function

func (OnDecodedFlowFunc) OnDecodedFlow 

func (f OnDecodedFlowFunc) OnDecodedFlow(ctx context.Context, flow *pb.Flow) (stop, error)

OnDecodedFlow is invoked after a flow has been decoded

type OnFlowDelivery 

type OnFlowDelivery interface {
	OnFlowDelivery(context.Context, *pb.Flow) (stop, error)
}

OnFlowDelivery is invoked before a flow is delivered via the API

type OnFlowDeliveryFunc 

type OnFlowDeliveryFunc func(context.Context, *pb.Flow) (stop, error)

OnFlowDeliveryFunc implements OnFlowDelivery for a single function

func (OnFlowDeliveryFunc) OnFlowDelivery 

func (f OnFlowDeliveryFunc) OnFlowDelivery(ctx context.Context, flow *pb.Flow) (stop, error)

OnFlowDelivery is invoked before a flow is delivered via the API

type OnGetFlows 

type OnGetFlows interface {
	OnGetFlows(context.Context, *observer.GetFlowsRequest) (context.Context, error)
}

OnGetFlows is invoked for each GetFlows call

type OnGetFlowsFunc 

type OnGetFlowsFunc func(context.Context, *observer.GetFlowsRequest) (context.Context, error)

OnGetFlowsFunc implements OnGetFlows for a single function

func (OnGetFlowsFunc) OnGetFlows 

func (f OnGetFlowsFunc) OnGetFlows(ctx context.Context, req *observer.GetFlowsRequest) (context.Context, error)

OnGetFlows is invoked for each GetFlows call

type OnMonitorEvent 

type OnMonitorEvent interface {
	OnMonitorEvent(context.Context, *observerTypes.MonitorEvent) (stop, error)
}

OnMonitorEvent is invoked before each monitor event is decoded

type OnMonitorEventFunc 

type OnMonitorEventFunc func(context.Context, *observerTypes.MonitorEvent) (stop, error)

OnMonitorEventFunc implements OnMonitorEvent for a single function

func (OnMonitorEventFunc) OnMonitorEvent 

func (f OnMonitorEventFunc) OnMonitorEvent(ctx context.Context, event *observerTypes.MonitorEvent) (stop, error)

OnMonitorEvent is invoked before each monitor event is decoded

type OnServerInit 

type OnServerInit interface {
	OnServerInit(Server) error
}

OnServerInit is invoked after all server options have been applied

type OnServerInitFunc 

type OnServerInitFunc func(Server) error

OnServerInitFunc implements OnServerInit for a single function

func (OnServerInitFunc) OnServerInit 

func (f OnServerInitFunc) OnServerInit(srv Server) error

OnServerInit is invoked after all server options have been applied

type Option 

type Option func(o *Options) error

Option customizes the configuration of the hubble server.

func WithCiliumDaemon 

func WithCiliumDaemon(daemon CiliumDaemon) Option

WithCiliumDaemon provides access to the Cilium daemon via downcast

func WithMaxFlows 

func WithMaxFlows(capacity container.Capacity) Option

WithMaxFlows that the ring buffer is initialized to hold.

func WithMonitorBuffer 

func WithMonitorBuffer(size int) Option

WithMonitorBuffer controls the size of the buffered channel between the monitor socket and the hubble ring buffer.

func WithOnBuildFilter 

func WithOnBuildFilter(f filters.OnBuildFilter) Option

WithOnBuildFilter adds a new callback to be invoked while building a flow filter

func WithOnBuildFilterFunc 

func WithOnBuildFilterFunc(f filters.OnBuildFilterFunc) Option

WithOnBuildFilterFunc adds a new callback to be invoked while building flow filters

func WithOnDecodedEvent 

func WithOnDecodedEvent(f OnDecodedEvent) Option

WithOnDecodedEvent adds a new callback to be invoked after decoding an event.

func WithOnDecodedEventFunc 

func WithOnDecodedEventFunc(f func(context.Context, *v1.Event) (stop, error)) Option

WithOnDecodedEventFunc adds a new callback to be invoked after decoding an event

func WithOnDecodedFlow 

func WithOnDecodedFlow(f OnDecodedFlow) Option

WithOnDecodedFlow adds a new callback to be invoked after decoding

func WithOnDecodedFlowFunc 

func WithOnDecodedFlowFunc(f func(context.Context, *pb.Flow) (stop, error)) Option

WithOnDecodedFlowFunc adds a new callback to be invoked after decoding

func WithOnFlowDelivery 

func WithOnFlowDelivery(f OnFlowDelivery) Option

WithOnFlowDelivery adds a new callback to be invoked before a flow is delivered via the API

func WithOnFlowDeliveryFunc 

func WithOnFlowDeliveryFunc(f OnFlowDeliveryFunc) Option

WithOnFlowDeliveryFunc adds a new callback to be invoked before a flow is delivered via the API

func WithOnGetFlows 

func WithOnGetFlows(f OnGetFlows) Option

WithOnGetFlows adds a new callback to be invoked for each GetFlows call

func WithOnGetFlowsFunc 

func WithOnGetFlowsFunc(f OnGetFlowsFunc) Option

WithOnGetFlowsFunc adds a new callback to be invoked for each GetFlows call

func WithOnMonitorEvent 

func WithOnMonitorEvent(f OnMonitorEvent) Option

WithOnMonitorEvent adds a new callback to be invoked before decoding

func WithOnMonitorEventFunc 

func WithOnMonitorEventFunc(f func(context.Context, *observerTypes.MonitorEvent) (stop, error)) Option

WithOnMonitorEventFunc adds a new callback to be invoked before decoding

func WithOnServerInit 

func WithOnServerInit(f OnServerInit) Option

WithOnServerInit adds a new callback to be invoked after server initialization

func WithOnServerInitFunc 

func WithOnServerInitFunc(f func(Server) error) Option

WithOnServerInitFunc adds a new callback to be invoked after server initialization

type Options 

type Options struct {
	MaxFlows      container.Capacity // max number of flows that can be stored in the ring buffer
	MonitorBuffer int                // buffer size for monitor payload

	CiliumDaemon CiliumDaemon // when running inside Cilium, contains a reference to the daemon

	OnServerInit   []OnServerInit          // invoked when the hubble server is initialized
	OnMonitorEvent []OnMonitorEvent        // invoked before an event is decoded
	OnDecodedFlow  []OnDecodedFlow         // invoked after a flow has been decoded
	OnDecodedEvent []OnDecodedEvent        // invoked after an event has been decoded
	OnBuildFilter  []filters.OnBuildFilter // invoked while building a flow filter
	OnFlowDelivery []OnFlowDelivery        // invoked before a flow is delivered via API
	OnGetFlows     []OnGetFlows            // invoked on new GetFlows API call
}

Options stores all the configurations values for the hubble server.

type Server 

type Server interface {
	GetOptions() Options
	GetLogger() logrus.FieldLogger
}

Server gives access to the Hubble server

Source Files

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