state

Documentation

Index

• Constants
• type ContainerStatus
• type DiscoveryInfo
• type DiscoveryPort
  • func (p *DiscoveryPort) Label(name string) string
• type Framework
  • func (f Framework) HostPort() (string, string)
• type IPAddress
• type Label
• type NetworkInfo
• type PID
  • func (p *PID) UnmarshalJSON(data []byte) (err error)
• type Resources
  • func (r Resources) Ports() []string
• type Slave
• type State
• type Status
• type Task
  • func (t *Task) HasDiscoveryInfo() bool
  • func (t *Task) IP(srcs ...string) string
  • func (t *Task) IPs(srcs ...string) (ips []net.IP)
  • func (t *Task) Label(name string) string

Constants

const (
	// DockerIPLabel is the key of the Label which holds the Docker containerizer IP value.
	DockerIPLabel = "Docker.NetworkSettings.IPAddress"
	// MesosIPLabel is the key of the label which holds the Mesos containerizer IP value.
	MesosIPLabel = "MesosContainerizer.NetworkSettings.IPAddress"
)

Types

type ContainerStatus

type ContainerStatus struct {
	NetworkInfos []NetworkInfo `json:"network_infos,omitempty"`
}

ContainerStatus holds container metadata as defined in the /state.json Mesos HTTP endpoint.

type DiscoveryInfo

type DiscoveryInfo struct {
	Visibilty   string `json:"visibility"`
	Version     string `json:"version,omitempty"`
	Name        string `json:"name,omitempty"`
	Location    string `json:"location,omitempty"`
	Environment string `json:"environment,omitempty"`
	Labels      struct {
		Labels []Label `json:"labels"`
	} `json:"labels"`
	Ports struct {
		DiscoveryPorts []DiscoveryPort `json:"ports"`
	} `json:"ports"`
}

DiscoveryInfo holds the discovery meta data for a task defined in the /state.json Mesos HTTP endpoint.

type DiscoveryPort

type DiscoveryPort struct {
	Protocol string `json:"protocol"`
	Number   int    `json:"number"`
	Name     string `json:"name"`
	Labels   struct {
		Labels []Label `json:"labels"`
	} `json:"labels"`
}

DiscoveryPort holds a port for a task defined in the /state.json Mesos HTTP endpoint.

func (*DiscoveryPort) Label

func (p *DiscoveryPort) Label(name string) string

Label returns the label.Value of the key matching the passed in string

type Framework

type Framework struct {
	Tasks    []Task `json:"tasks"`
	PID      PID    `json:"pid"`
	Name     string `json:"name"`
	Hostname string `json:"hostname"`
}

Framework holds a framework as defined in the /state.json Mesos HTTP endpoint.

func (Framework) HostPort

func (f Framework) HostPort() (string, string)

HostPort returns the hostname and port where a framework's scheduler is listening on.

type IPAddress

type IPAddress struct {
	IPAddress string `json:"ip_address,omitempty"`
}

IPAddress holds a single IP address configured on an interface, as defined in the /state.json Mesos HTTP endpoint.

type Label

type Label struct {
	Key   string `json:"key"`
	Value string `json:"value"`
}

Label holds a label as defined in the /state.json Mesos HTTP endpoint.

type NetworkInfo

type NetworkInfo struct {
	IPAddresses []IPAddress `json:"ip_addresses,omitempty"`
	// back-compat with 0.25 IPAddress format
	IPAddress string `json:"ip_address,omitempty"`
}

NetworkInfo holds the network configuration for a single interface as defined in the /state.json Mesos HTTP endpoint.

type PID

type PID struct{ *upid.UPID }

PID holds a Mesos PID and implements the json.Unmarshaler interface.

func (*PID) UnmarshalJSON

func (p *PID) UnmarshalJSON(data []byte) (err error)

UnmarshalJSON implements the json.Unmarshaler interface for PIDs.

type Resources

type Resources struct {
	PortRanges string `json:"ports"`
}

Resources holds resources as defined in the /state.json Mesos HTTP endpoint.

func (Resources) Ports

func (r Resources) Ports() []string

Ports returns a slice of individual ports expanded from PortRanges.

type Slave

type Slave struct {
	ID       string `json:"id"`
	Hostname string `json:"hostname"`
	PID      PID    `json:"pid"`
}

Slave holds a slave as defined in the /state.json Mesos HTTP endpoint.

type State

type State struct {
	Frameworks []Framework `json:"frameworks"`
	Slaves     []Slave     `json:"slaves"`
	Leader     string      `json:"leader"`
}

State holds the state defined in the /state.json Mesos HTTP endpoint.

type Status

type Status struct {
	Timestamp       float64         `json:"timestamp"`
	State           string          `json:"state"`
	Labels          []Label         `json:"labels,omitempty"`
	ContainerStatus ContainerStatus `json:"container_status,omitempty"`
}

Status holds a task status as defined in the /state.json Mesos HTTP endpoint.

type Task

type Task struct {
	FrameworkID   string   `json:"framework_id"`
	ID            string   `json:"id"`
	Name          string   `json:"name"`
	SlaveID       string   `json:"slave_id"`
	State         string   `json:"state"`
	Statuses      []Status `json:"statuses"`
	Labels        []Label  `json:"labels"`
	Resources     `json:"resources"`
	DiscoveryInfo DiscoveryInfo `json:"discovery"`

	SlaveIP string `json:"-"`
}

Task holds a task as defined in the /state.json Mesos HTTP endpoint.

func (*Task) HasDiscoveryInfo

func (t *Task) HasDiscoveryInfo() bool

HasDiscoveryInfo return whether the DiscoveryInfo was provided in the state.json

func (*Task) IP

func (t *Task) IP(srcs ...string) string

IP returns the first Task IP found in the given sources.

func (*Task) IPs

func (t *Task) IPs(srcs ...string) (ips []net.IP)

IPs returns a slice of IPs sourced from the given sources with ascending priority.

func (*Task) Label

func (t *Task) Label(name string) string

Label returns the label.Value of the key matching the passed in string