server

package
v1.16.0-rc1 Latest Latest
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 Go to latest Published: Oct 12, 2019 License: Apache-2.0 Imports: 86 Imported by: 1

Documentation

Index

Constants

View Source 
const (
	InspectConfigEndpoint     = "/config"
	InspectContainersEndpoint = "/containers"
	InspectInfoEndpoint       = "/info"
)
View Source 
const (
	// PodInfraOOMAdj is the value that we set for oom score adj for
	// the pod infra container.
	// TODO: Remove this const once this value is provided over CRI
	// See https://github.com/kubernetes/kubernetes/issues/47938
	PodInfraOOMAdj int = -998
	// PodInfraCPUshares is default cpu shares for sandbox container.
	PodInfraCPUshares = 2
)
View Source 
const (
	// IpcNamespace is the Linux IPC namespace
	IpcNamespace = Namespace("ipc")

	// NetNamespace is the network namespace
	NetNamespace = Namespace("net")

	// UnknownNamespace is the zero value if no namespace is known
	UnknownNamespace = Namespace("")
)

Variables

This section is empty.

Functions

func AddCgroupAnnotation added in v1.15.0 

func AddCgroupAnnotation(ctx context.Context, g generate.Generator, mountPath, cgroupManager, cgroupParent, id string) (string, error)

func ConvertImage added in v1.13.10 

func ConvertImage(from *storage.ImageResult) *pb.Image

func Listen added in v1.12.0 

func Listen(network, address string) (net.Listener, error)

Listen opens the network address for the server. Expects the config.Listen address.

This is a platform specific wrapper.

Types

type Namespace added in v1.12.0 

type Namespace string

Namespace represents a kernel namespace name.

type SecretData added in v1.0.0 

type SecretData struct {
	Name string
	Data []byte
}

SecretData info

func (SecretData) SaveTo added in v1.0.0 

func (s SecretData) SaveTo(dir string) error

SaveTo saves secret data to given directory

type Server 

type Server struct {
	*lib.ContainerServer
	// contains filtered or unexported fields
}

Server implements the RuntimeService and ImageService

func New 

func New(
	ctx context.Context,
	systemContext *types.SystemContext,
	configPath string,
	configIface libconfig.Iface,
) (*Server, error)

New creates a new Server with the provided context, systemContext, configPath and configuration

func (*Server) Attach 

func (s *Server) Attach(ctx context.Context, req *pb.AttachRequest) (resp *pb.AttachResponse, err error)

Attach prepares a streaming endpoint to attach to a running container.

func (*Server) ContainerStats added in v1.0.0 

func (s *Server) ContainerStats(ctx context.Context, req *pb.ContainerStatsRequest) (resp *pb.ContainerStatsResponse, err error)

ContainerStats returns stats of the container. If the container does not exist, the call returns an error.

func (*Server) ContainerStatus 

func (s *Server) ContainerStatus(ctx context.Context, req *pb.ContainerStatusRequest) (resp *pb.ContainerStatusResponse, err error)

ContainerStatus returns status of the container.

func (*Server) CreateContainer 

func (s *Server) CreateContainer(ctx context.Context, req *pb.CreateContainerRequest) (res *pb.CreateContainerResponse, err error)

CreateContainer creates a new container in specified PodSandbox

func (*Server) CreateMetricsEndpoint added in v1.0.0 

func (s *Server) CreateMetricsEndpoint() (*http.ServeMux, error)

CreateMetricsEndpoint creates a /metrics endpoint for prometheus monitoring

func (*Server) Exec 

func (s *Server) Exec(ctx context.Context, req *pb.ExecRequest) (resp *pb.ExecResponse, err error)

Exec prepares a streaming endpoint to execute a command in the container.

func (*Server) ExecSync 

func (s *Server) ExecSync(ctx context.Context, req *pb.ExecSyncRequest) (resp *pb.ExecSyncResponse, err error)

ExecSync runs a command in a container synchronously.

func (*Server) GetInfoMux added in v1.0.0 

func (s *Server) GetInfoMux() *bone.Mux

GetInfoMux returns the mux used to serve info requests

func (*Server) ImageFsInfo added in v1.0.0 

func (s *Server) ImageFsInfo(ctx context.Context, req *pb.ImageFsInfoRequest) (resp *pb.ImageFsInfoResponse, err error)

ImageFsInfo returns information of the filesystem that is used to store images.

func (*Server) ImageStatus 

func (s *Server) ImageStatus(ctx context.Context, req *pb.ImageStatusRequest) (resp *pb.ImageStatusResponse, err error)

ImageStatus returns the status of the image.

func (*Server) ListContainerStats added in v1.0.0 

func (s *Server) ListContainerStats(ctx context.Context, req *pb.ListContainerStatsRequest) (resp *pb.ListContainerStatsResponse, err error)

ListContainerStats returns stats of all running containers.

func (*Server) ListContainers 

func (s *Server) ListContainers(ctx context.Context, req *pb.ListContainersRequest) (resp *pb.ListContainersResponse, err error)

ListContainers lists all containers by filters.

func (*Server) ListImages 

func (s *Server) ListImages(ctx context.Context, req *pb.ListImagesRequest) (resp *pb.ListImagesResponse, err error)

ListImages lists existing images.

func (*Server) ListPodSandbox 

func (s *Server) ListPodSandbox(ctx context.Context, req *pb.ListPodSandboxRequest) (resp *pb.ListPodSandboxResponse, err error)

ListPodSandbox returns a list of SandBoxes.

func (*Server) MonitorsCloseChan added in v1.10.0 

func (s *Server) MonitorsCloseChan() chan struct{}

MonitorsCloseChan returns the close chan for the exit monitor

func (*Server) PodSandboxStatus 

func (s *Server) PodSandboxStatus(ctx context.Context, req *pb.PodSandboxStatusRequest) (resp *pb.PodSandboxStatusResponse, err error)

PodSandboxStatus returns the Status of the PodSandbox.

func (*Server) PortForward 

func (s *Server) PortForward(ctx context.Context, req *pb.PortForwardRequest) (resp *pb.PortForwardResponse, err error)

PortForward prepares a streaming endpoint to forward ports from a PodSandbox.

func (*Server) PullImage 

func (s *Server) PullImage(ctx context.Context, req *pb.PullImageRequest) (resp *pb.PullImageResponse, err error)

PullImage pulls a image with authentication config.

func (*Server) ReloadRegistries added in v1.16.0 

func (s *Server) ReloadRegistries(file string) error

ReloadRegistries reloads the registry configuration from the servers `SystemContext`. The method errors in case of any update failure.

func (*Server) RemoveContainer 

func (s *Server) RemoveContainer(ctx context.Context, req *pb.RemoveContainerRequest) (resp *pb.RemoveContainerResponse, err error)

RemoveContainer removes the container. If the container is running, the container should be force removed.

func (*Server) RemoveImage 

func (s *Server) RemoveImage(ctx context.Context, req *pb.RemoveImageRequest) (resp *pb.RemoveImageResponse, err error)

RemoveImage removes the image.

func (*Server) RemovePodSandbox 

func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxRequest) (resp *pb.RemovePodSandboxResponse, err error)

RemovePodSandbox deletes the sandbox. If there are any running containers in the sandbox, they should be force deleted.

func (*Server) ReopenContainerLog added in v1.10.0 

func (s *Server) ReopenContainerLog(ctx context.Context, req *pb.ReopenContainerLogRequest) (resp *pb.ReopenContainerLogResponse, err error)

ReopenContainerLog reopens the containers log file

func (*Server) ReserveContainerIDandName added in v1.15.0 

func (s *Server) ReserveContainerIDandName(sandboxMetadata *pb.PodSandboxMetadata, config *pb.ContainerConfig) (id, name string, err error)

func (*Server) ReservePodIDAndName added in v1.15.0 

func (s *Server) ReservePodIDAndName(config *pb.PodSandboxConfig) (id, name string, err error)

func (*Server) ReserveSandboxContainerIDAndName added in v1.15.0 

func (s *Server) ReserveSandboxContainerIDAndName(config *pb.PodSandboxConfig) (name string, err error)

func (*Server) RunPodSandbox 

func (s *Server) RunPodSandbox(ctx context.Context, req *pb.RunPodSandboxRequest) (resp *pb.RunPodSandboxResponse, err error)

RunPodSandbox creates and runs a pod-level sandbox.

func (*Server) Shutdown added in v1.0.0 

func (s *Server) Shutdown(ctx context.Context) error

Shutdown attempts to shut down the server's storage cleanly

func (*Server) StartConfigWatcher added in v1.15.0 

func (s *Server) StartConfigWatcher(
	fileName string,
	reloadFunc func(string) error,
) (chan os.Signal, error)

StartConfigWatcher starts a new watching go routine for the provided `fileName` and `reloadFunc`. The method errors if the given fileName does not exist or is not accessible.

func (*Server) StartContainer 

func (s *Server) StartContainer(ctx context.Context, req *pb.StartContainerRequest) (resp *pb.StartContainerResponse, err error)

StartContainer starts the container.

func (*Server) StartExitMonitor added in v1.0.0 

func (s *Server) StartExitMonitor()

StartExitMonitor start a routine that monitors container exits and updates the container status

func (*Server) Status 

func (s *Server) Status(ctx context.Context, req *pb.StatusRequest) (resp *pb.StatusResponse, err error)

Status returns the status of the runtime

func (*Server) StopContainer 

func (s *Server) StopContainer(ctx context.Context, req *pb.StopContainerRequest) (resp *pb.StopContainerResponse, err error)

StopContainer stops a running container with a grace period (i.e., timeout).

func (*Server) StopMonitors added in v1.10.0 

func (s *Server) StopMonitors()

StopMonitors stops all the monitors

func (*Server) StopPodSandbox 

func (s *Server) StopPodSandbox(ctx context.Context, req *pb.StopPodSandboxRequest) (resp *pb.StopPodSandboxResponse, err error)

StopPodSandbox stops the sandbox. If there are any running containers in the sandbox, they should be force terminated.

func (*Server) StopStreamServer added in v1.0.0 

func (s *Server) StopStreamServer() error

StopStreamServer stops the stream server

func (*Server) StreamingServerCloseChan added in v1.0.0 

func (s *Server) StreamingServerCloseChan() chan struct{}

StreamingServerCloseChan returns the close channel for the streaming server

func (*Server) UpdateContainerResources added in v1.8.0 

func (s *Server) UpdateContainerResources(ctx context.Context, req *pb.UpdateContainerResourcesRequest) (resp *pb.UpdateContainerResourcesResponse, err error)

UpdateContainerResources updates ContainerConfig of the container.

func (*Server) UpdateRuntimeConfig 

func (s *Server) UpdateRuntimeConfig(ctx context.Context, req *pb.UpdateRuntimeConfigRequest) (resp *pb.UpdateRuntimeConfigResponse, err error)

UpdateRuntimeConfig updates the configuration of a running container.

func (*Server) Version 

func (s *Server) Version(ctx context.Context, req *pb.VersionRequest) (resp *pb.VersionResponse, err error)

Version returns the runtime name, runtime version and runtime API version

type StreamService added in v1.15.0 

type StreamService struct {
	streaming.Runtime
	// contains filtered or unexported fields
}

StreamService implements streaming.Runtime.

func (StreamService) Attach added in v1.15.0 

func (ss StreamService) Attach(containerID string, inputStream io.Reader, outputStream, errorStream io.WriteCloser, tty bool, resize <-chan remotecommand.TerminalSize) error

Attach endpoint for streaming.Runtime

func (StreamService) Exec added in v1.15.0 

func (ss StreamService) Exec(containerID string, cmd []string, stdin io.Reader, stdout, stderr io.WriteCloser, tty bool, resize <-chan remotecommand.TerminalSize) error

Exec endpoint for streaming.Runtime

func (StreamService) PortForward added in v1.15.0 

func (ss StreamService) PortForward(podSandboxID string, port int32, stream io.ReadWriteCloser) error

Source Files

View all Source files

Directories

Path Synopsis
Package useragent provides helper functions to pack version information into a single User-Agent header.
 Package useragent provides helper functions to pack version information into a single User-Agent header.

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