Golang Machine.Series方法代码示例

// constructImageConstraint returns model-specific criteria used to look for image metadata.
func (p *ProvisionerAPI) constructImageConstraint(m *state.Machine) (*imagemetadata.ImageConstraint, environs.Environ, error) {
	// If we can determine current region,
	// we want only metadata specific to this region.
	cloud, env, err := p.obtainEnvCloudConfig()
	if err != nil {
		return nil, nil, errors.Trace(err)
	}

	lookup := simplestreams.LookupParams{
		Series: []string{m.Series()},
		Stream: env.Config().ImageStream(),
	}

	mcons, err := m.Constraints()
	if err != nil {
		return nil, nil, errors.Annotatef(err, "cannot get machine constraints for machine %v", m.MachineTag().Id())
	}

	if mcons.Arch != nil {
		lookup.Arches = []string{*mcons.Arch}
	}
	if cloud != nil {
		lookup.CloudSpec = *cloud
	}

	return imagemetadata.NewImageConstraint(lookup), env, nil
}

func getProvisioningInfo(m *state.Machine) (*params.ProvisioningInfo, error) {
	cons, err := m.Constraints()
	if err != nil {
		return nil, err
	}
	// TODO(dimitern) For now, since network names and
	// provider ids are the same, we return what we got
	// from state. In the future, when networks can be
	// added before provisioning, we should convert both
	// slices from juju network names to provider-specific
	// ids before returning them.
	networks, err := m.RequestedNetworks()
	if err != nil {
		return nil, err
	}
	var jobs []params.MachineJob
	for _, job := range m.Jobs() {
		jobs = append(jobs, job.ToParams())
	}
	return &params.ProvisioningInfo{
		Constraints: cons,
		Series:      m.Series(),
		Placement:   m.Placement(),
		Networks:    networks,
		Jobs:        jobs,
	}, nil
}

func makeMachineStatus(machine *state.Machine) (status params.MachineStatus) {
	var err error
	status.Id = machine.Id()
	agentStatus := processMachine(machine)
	status.AgentStatus = agentStatus

	status.Series = machine.Series()
	status.Jobs = paramsJobsFromJobs(machine.Jobs())
	status.WantsVote = machine.WantsVote()
	status.HasVote = machine.HasVote()
	sInfo, err := machine.InstanceStatus()
	populateStatusFromStatusInfoAndErr(&status.InstanceStatus, sInfo, err)
	instid, err := machine.InstanceId()
	if err == nil {
		status.InstanceId = instid
		addr, err := machine.PublicAddress()
		if err != nil {
			// Usually this indicates that no addresses have been set on the
			// machine yet.
			addr = network.Address{}
			logger.Debugf("error fetching public address: %q", err)
		}
		status.DNSName = addr.Value

		mAddrs := machine.Addresses()
		if len(mAddrs) == 0 {
			logger.Debugf("no IP addresses fetched for machine %q", instid)
			// At least give it the newly created DNSName address, if it exists.
			if addr.Value != "" {
				mAddrs = append(mAddrs, addr)
			}
		}
		for _, mAddr := range mAddrs {
			switch mAddr.Scope {
			case network.ScopeMachineLocal, network.ScopeLinkLocal:
				continue
			}
			status.IPAddresses = append(status.IPAddresses, mAddr.Value)
		}
	} else {
		if errors.IsNotProvisioned(err) {
			status.InstanceId = "pending"
		} else {
			status.InstanceId = "error"
		}
	}
	hc, err := machine.HardwareCharacteristics()
	if err != nil {
		if !errors.IsNotFound(err) {
			status.Hardware = "error"
		}
	} else {
		status.Hardware = hc.String()
	}
	status.Containers = make(map[string]params.MachineStatus)
	return
}

func (p *ProvisionerAPI) getProvisioningInfo(m *state.Machine) (*params.ProvisioningInfo, error) {
	cons, err := m.Constraints()
	if err != nil {
		return nil, err
	}

	volumes, err := p.machineVolumeParams(m)
	if err != nil {
		return nil, errors.Trace(err)
	}

	// TODO(dimitern) Drop this once we only use spaces for
	// deployments.
	networks, err := m.RequestedNetworks()
	if err != nil {
		return nil, err
	}

	var jobs []multiwatcher.MachineJob
	for _, job := range m.Jobs() {
		jobs = append(jobs, job.ToParams())
	}

	tags, err := p.machineTags(m, jobs)
	if err != nil {
		return nil, errors.Trace(err)
	}

	subnetsToZones, err := p.machineSubnetsAndZones(m)
	if err != nil {
		return nil, errors.Annotate(err, "cannot match subnets to zones")
	}

	endpointBindings, err := p.machineEndpointBindings(m)
	if err != nil {
		return nil, errors.Annotate(err, "cannot determine machine endpoint bindings")
	}
	imageMetadata, err := p.availableImageMetadata(m)
	if err != nil {
		return nil, errors.Annotate(err, "cannot get available image metadata")
	}

	return &params.ProvisioningInfo{
		Constraints:      cons,
		Series:           m.Series(),
		Placement:        m.Placement(),
		Networks:         networks,
		Jobs:             jobs,
		Volumes:          volumes,
		Tags:             tags,
		SubnetsToZones:   subnetsToZones,
		EndpointBindings: endpointBindings,
		ImageMetadata:    imageMetadata,
	}, nil
}

func makeMachineStatus(machine *state.Machine) (status params.MachineStatus) {
	status.Id = machine.Id()
	agentStatus, compatStatus := processMachine(machine)
	status.Agent = agentStatus

	// These legacy status values will be deprecated for Juju 2.0.
	status.AgentState = compatStatus.Status
	status.AgentStateInfo = compatStatus.Info
	status.AgentVersion = compatStatus.Version
	status.Life = compatStatus.Life
	status.Err = compatStatus.Err

	status.Series = machine.Series()
	status.Jobs = paramsJobsFromJobs(machine.Jobs())
	status.WantsVote = machine.WantsVote()
	status.HasVote = machine.HasVote()
	instid, err := machine.InstanceId()
	if err == nil {
		status.InstanceId = instid
		status.InstanceState, err = machine.InstanceStatus()
		if err != nil {
			status.InstanceState = "error"
		}
		addr, err := machine.PublicAddress()
		if err != nil {
			// Usually this indicates that no addresses have been set on the
			// machine yet.
			addr = network.Address{}
			logger.Warningf("error fetching public address: %q", err)
		}
		status.DNSName = addr.Value
	} else {
		if errors.IsNotProvisioned(err) {
			status.InstanceId = "pending"
		} else {
			status.InstanceId = "error"
		}
		// There's no point in reporting a pending agent state
		// if the machine hasn't been provisioned. This
		// also makes unprovisioned machines visually distinct
		// in the output.
		status.AgentState = ""
	}
	hc, err := machine.HardwareCharacteristics()
	if err != nil {
		if !errors.IsNotFound(err) {
			status.Hardware = "error"
		}
	} else {
		status.Hardware = hc.String()
	}
	status.Containers = make(map[string]params.MachineStatus)
	return
}

func (p *ProvisionerAPI) getProvisioningInfo(m *state.Machine) (*params.ProvisioningInfo, error) {
	cons, err := m.Constraints()
	if err != nil {
		return nil, errors.Trace(err)
	}

	volumes, err := p.machineVolumeParams(m)
	if err != nil {
		return nil, errors.Trace(err)
	}

	var jobs []multiwatcher.MachineJob
	for _, job := range m.Jobs() {
		jobs = append(jobs, job.ToParams())
	}

	tags, err := p.machineTags(m, jobs)
	if err != nil {
		return nil, errors.Trace(err)
	}

	subnetsToZones, err := p.machineSubnetsAndZones(m)
	if err != nil {
		return nil, errors.Annotate(err, "cannot match subnets to zones")
	}

	endpointBindings, err := p.machineEndpointBindings(m)
	if err != nil {
		return nil, errors.Annotate(err, "cannot determine machine endpoint bindings")
	}
	imageMetadata, err := p.availableImageMetadata(m)
	if err != nil {
		return nil, errors.Annotate(err, "cannot get available image metadata")
	}
	controllerCfg, err := p.st.ControllerConfig()
	if err != nil {
		return nil, errors.Annotate(err, "cannot get controller configuration")
	}

	return &params.ProvisioningInfo{
		Constraints:      cons,
		Series:           m.Series(),
		Placement:        m.Placement(),
		Jobs:             jobs,
		Volumes:          volumes,
		Tags:             tags,
		SubnetsToZones:   subnetsToZones,
		EndpointBindings: endpointBindings,
		ImageMetadata:    imageMetadata,
		ControllerConfig: controllerCfg,
	}, nil
}

func (s *MigrationImportSuite) AssertMachineEqual(c *gc.C, newMachine, oldMachine *state.Machine) {
	c.Assert(newMachine.Id(), gc.Equals, oldMachine.Id())
	c.Assert(newMachine.Principals(), jc.DeepEquals, oldMachine.Principals())
	c.Assert(newMachine.Series(), gc.Equals, oldMachine.Series())
	c.Assert(newMachine.ContainerType(), gc.Equals, oldMachine.ContainerType())
	newHardware, err := newMachine.HardwareCharacteristics()
	c.Assert(err, jc.ErrorIsNil)
	oldHardware, err := oldMachine.HardwareCharacteristics()
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(newHardware, jc.DeepEquals, oldHardware)
	c.Assert(newMachine.Jobs(), jc.DeepEquals, oldMachine.Jobs())
	c.Assert(newMachine.Life(), gc.Equals, oldMachine.Life())
	newTools, err := newMachine.AgentTools()
	c.Assert(err, jc.ErrorIsNil)
	oldTools, err := oldMachine.AgentTools()
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(newTools, jc.DeepEquals, oldTools)
}

func makeMachineStatus(machine *state.Machine) (status params.MachineStatus) {
	status.Id = machine.Id()
	agentStatus := processMachine(machine)
	status.Agent = agentStatus

	status.Series = machine.Series()
	status.Jobs = paramsJobsFromJobs(machine.Jobs())
	status.WantsVote = machine.WantsVote()
	status.HasVote = machine.HasVote()
	instid, err := machine.InstanceId()
	if err == nil {
		status.InstanceId = instid
		status.InstanceState, err = machine.InstanceStatus()
		if err != nil {
			status.InstanceState = "error"
		}
		addr, err := machine.PublicAddress()
		if err != nil {
			// Usually this indicates that no addresses have been set on the
			// machine yet.
			addr = network.Address{}
			logger.Debugf("error fetching public address: %q", err)
		}
		status.DNSName = addr.Value
	} else {
		if errors.IsNotProvisioned(err) {
			status.InstanceId = "pending"
		} else {
			status.InstanceId = "error"
		}
	}
	hc, err := machine.HardwareCharacteristics()
	if err != nil {
		if !errors.IsNotFound(err) {
			status.Hardware = "error"
		}
	} else {
		status.Hardware = hc.String()
	}
	status.Containers = make(map[string]params.MachineStatus)
	return
}