manager

Documentation

Overview

Manager of cAdvisor-monitored containers.

Index

• Variables
• type Manager
  • func New(memoryStorage *memory.InMemoryStorage, sysfs sysfs.SysFs) (Manager, error)
• type ManagerMock
  • func (c *ManagerMock) AllDockerContainers(query *info.ContainerInfoRequest) (map[string]info.ContainerInfo, error)
  • func (c *ManagerMock) DockerContainer(name string, query *info.ContainerInfoRequest) (info.ContainerInfo, error)
  • func (c *ManagerMock) Exists(name string) bool
  • func (c *ManagerMock) GetContainerInfo(name string, query *info.ContainerInfoRequest) (*info.ContainerInfo, error)
  • func (c *ManagerMock) GetContainerSpec(containerName string, options v2.RequestOptions) (map[string]v2.ContainerSpec, error)
  • func (c *ManagerMock) GetDerivedStats(containerName string, options v2.RequestOptions) (map[string]v2.DerivedStats, error)
  • func (c *ManagerMock) GetFsInfo() ([]v2.FsInfo, error)
  • func (c *ManagerMock) GetMachineInfo() (*info.MachineInfo, error)
  • func (c *ManagerMock) GetPastEvents(queryuest *events.Request) ([]*info.Event, error)
  • func (c *ManagerMock) GetRequestedContainersInfo(containerName string, options v2.RequestOptions) (map[string]*info.ContainerInfo, error)
  • func (c *ManagerMock) GetVersionInfo() (*info.VersionInfo, error)
  • func (c *ManagerMock) Start() error
  • func (c *ManagerMock) Stop() error
  • func (c *ManagerMock) SubcontainersInfo(containerName string, query *info.ContainerInfoRequest) ([]*info.ContainerInfo, error)
  • func (c *ManagerMock) WatchForEvents(queryuest *events.Request, passedChannel chan *info.Event) error

Variables

var CpuClockSpeedMHz = regexp.MustCompile("cpu MHz\\t*: +([0-9]+.[0-9]+)")

var HousekeepingInterval = flag.Duration("housekeeping_interval", 1*time.Second, "Interval between container housekeepings")

Housekeeping interval.

Types

type Manager

type Manager interface {
	// Start the manager.
	Start() error

	// Stops the manager.
	Stop() error

	// Get information about a container.
	GetContainerInfo(containerName string, query *info.ContainerInfoRequest) (*info.ContainerInfo, error)

	// Get information about all subcontainers of the specified container (includes self).
	SubcontainersInfo(containerName string, query *info.ContainerInfoRequest) ([]*info.ContainerInfo, error)

	// Gets all the Docker containers. Return is a map from full container name to ContainerInfo.
	AllDockerContainers(query *info.ContainerInfoRequest) (map[string]info.ContainerInfo, error)

	// Gets information about a specific Docker container. The specified name is within the Docker namespace.
	DockerContainer(dockerName string, query *info.ContainerInfoRequest) (info.ContainerInfo, error)

	// Gets spec for all containers based on request options.
	GetContainerSpec(containerName string, options v2.RequestOptions) (map[string]v2.ContainerSpec, error)

	// Gets summary stats for all containers based on request options.
	GetDerivedStats(containerName string, options v2.RequestOptions) (map[string]v2.DerivedStats, error)

	// Get info for all requested containers based on the request options.
	GetRequestedContainersInfo(containerName string, options v2.RequestOptions) (map[string]*info.ContainerInfo, error)

	// Returns true if the named container exists.
	Exists(containerName string) bool

	// Get information about the machine.
	GetMachineInfo() (*info.MachineInfo, error)

	// Get version information about different components we depend on.
	GetVersionInfo() (*info.VersionInfo, error)

	// Get filesystem information for a given label.
	// Returns information for all global filesystems if label is empty.
	GetFsInfo(label string) ([]v2.FsInfo, error)

	// Get events streamed through passedChannel that fit the request.
	WatchForEvents(request *events.Request) (*events.EventChannel, error)

	// Get past events that have been detected and that fit the request.
	GetPastEvents(request *events.Request) ([]*info.Event, error)

	CloseEventChannel(watch_id int)
}

The Manager interface defines operations for starting a manager and getting container and machine information.

func New

func New(memoryStorage *memory.InMemoryStorage, sysfs sysfs.SysFs) (Manager, error)

New takes a memory storage and returns a new manager.

type ManagerMock

type ManagerMock struct {
	mock.Mock
}

func (*ManagerMock) AllDockerContainers

func (c *ManagerMock) AllDockerContainers(query *info.ContainerInfoRequest) (map[string]info.ContainerInfo, error)

func (*ManagerMock) DockerContainer

func (c *ManagerMock) DockerContainer(name string, query *info.ContainerInfoRequest) (info.ContainerInfo, error)

func (*ManagerMock) Exists

func (c *ManagerMock) Exists(name string) bool

func (*ManagerMock) GetContainerInfo

func (c *ManagerMock) GetContainerInfo(name string, query *info.ContainerInfoRequest) (*info.ContainerInfo, error)

func (*ManagerMock) GetContainerSpec

func (c *ManagerMock) GetContainerSpec(containerName string, options v2.RequestOptions) (map[string]v2.ContainerSpec, error)

func (*ManagerMock) GetDerivedStats

func (c *ManagerMock) GetDerivedStats(containerName string, options v2.RequestOptions) (map[string]v2.DerivedStats, error)

func (*ManagerMock) GetFsInfo

func (c *ManagerMock) GetFsInfo() ([]v2.FsInfo, error)

func (*ManagerMock) GetMachineInfo

func (c *ManagerMock) GetMachineInfo() (*info.MachineInfo, error)

func (*ManagerMock) GetPastEvents

func (c *ManagerMock) GetPastEvents(queryuest *events.Request) ([]*info.Event, error)

func (*ManagerMock) GetRequestedContainersInfo

func (c *ManagerMock) GetRequestedContainersInfo(containerName string, options v2.RequestOptions) (map[string]*info.ContainerInfo, error)

func (*ManagerMock) GetVersionInfo

func (c *ManagerMock) GetVersionInfo() (*info.VersionInfo, error)

func (*ManagerMock) Start

func (c *ManagerMock) Start() error

func (*ManagerMock) Stop

func (c *ManagerMock) Stop() error

func (*ManagerMock) SubcontainersInfo

func (c *ManagerMock) SubcontainersInfo(containerName string, query *info.ContainerInfoRequest) ([]*info.ContainerInfo, error)

func (*ManagerMock) WatchForEvents

func (c *ManagerMock) WatchForEvents(queryuest *events.Request, passedChannel chan *info.Event) error