Golang Unit.PublicAddress方法代碼示例

func (context *statusContext) processUnit(unit *state.Unit, serviceCharm string) params.UnitStatus {
	var result params.UnitStatus
	addr, err := unit.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: %v", err)
	}
	result.PublicAddress = addr.Value
	unitPorts, _ := unit.OpenedPorts()
	for _, port := range unitPorts {
		result.OpenedPorts = append(result.OpenedPorts, port.String())
	}
	if unit.IsPrincipal() {
		result.Machine, _ = unit.AssignedMachineId()
	}
	curl, _ := unit.CharmURL()
	if serviceCharm != "" && curl != nil && curl.String() != serviceCharm {
		result.Charm = curl.String()
	}
	processUnitAndAgentStatus(unit, &result)

	if subUnits := unit.SubordinateNames(); len(subUnits) > 0 {
		result.Subordinates = make(map[string]params.UnitStatus)
		for _, name := range subUnits {
			subUnit := context.unitByName(name)
			// subUnit may be nil if subordinate was filtered out.
			if subUnit != nil {
				result.Subordinates[name] = context.processUnit(subUnit, serviceCharm)
			}
		}
	}
	return result
}

// PublicAddress returns the public address for each given unit, if set.
func (u *UniterAPIV3) PublicAddress(args params.Entities) (params.StringResults, error) {
	result := params.StringResults{
		Results: make([]params.StringResult, len(args.Entities)),
	}
	canAccess, err := u.accessUnit()
	if err != nil {
		return params.StringResults{}, err
	}
	for i, entity := range args.Entities {
		tag, err := names.ParseUnitTag(entity.Tag)
		if err != nil {
			result.Results[i].Error = common.ServerError(common.ErrPerm)
			continue
		}
		err = common.ErrPerm
		if canAccess(tag) {
			var unit *state.Unit
			unit, err = u.getUnit(tag)
			if err == nil {
				var address network.Address
				address, err = unit.PublicAddress()
				if err == nil {
					result.Results[i].Result = address.Value
				} else if network.IsNoAddressError(err) {
					err = common.NoAddressSetError(tag, "public")
				}
			}
		}
		result.Results[i].Error = common.ServerError(err)
	}
	return result, nil
}

func (context *statusContext) processUnit(unit *state.Unit, serviceCharm string) api.UnitStatus {
	var result api.UnitStatus
	result.PublicAddress, _ = unit.PublicAddress()
	unitPorts, _ := unit.OpenedPorts()
	for _, port := range unitPorts {
		result.OpenedPorts = append(result.OpenedPorts, port.String())
	}
	if unit.IsPrincipal() {
		result.Machine, _ = unit.AssignedMachineId()
	}
	curl, _ := unit.CharmURL()
	if serviceCharm != "" && curl != nil && curl.String() != serviceCharm {
		result.Charm = curl.String()
	}
	processUnitAndAgentStatus(unit, &result)

	if subUnits := unit.SubordinateNames(); len(subUnits) > 0 {
		result.Subordinates = make(map[string]api.UnitStatus)
		for _, name := range subUnits {
			subUnit := context.unitByName(name)
			// subUnit may be nil if subordinate was filtered out.
			if subUnit != nil {
				result.Subordinates[name] = context.processUnit(subUnit, serviceCharm)
			}
		}
	}
	return result
}

// PublicAddress returns the public address for each given unit, if set.
func (u *UniterAPI) PublicAddress(args params.Entities) (params.StringResults, error) {
	result := params.StringResults{
		Results: make([]params.StringResult, len(args.Entities)),
	}
	canAccess, err := u.accessUnit()
	if err != nil {
		return params.StringResults{}, err
	}
	for i, entity := range args.Entities {
		err := common.ErrPerm
		if canAccess(entity.Tag) {
			var unit *state.Unit
			unit, err = u.getUnit(entity.Tag)
			if err == nil {
				address, ok := unit.PublicAddress()
				if ok {
					result.Results[i].Result = address
				} else {
					err = common.NoAddressSetError(entity.Tag, "public")
				}
			}
		}
		result.Results[i].Error = common.ServerError(err)
	}
	return result, nil
}

func unitMatchSubnet(u *state.Unit, patterns []string) (bool, bool, error) {
	pub, pubOK := u.PublicAddress()
	priv, privOK := u.PrivateAddress()
	if !pubOK && !privOK {
		return true, false, nil
	}
	return matchSubnet(patterns, pub, priv)
}

func unitMatchSubnet(u *state.Unit, patterns []string) (bool, bool, error) {
	pub, pubErr := u.PublicAddress()
	if pubErr != nil && !network.IsNoAddress(pubErr) {
		return true, false, errors.Trace(pubErr)
	}
	priv, privErr := u.PrivateAddress()
	if privErr != nil && !network.IsNoAddress(privErr) {
		return true, false, errors.Trace(privErr)
	}
	if pubErr != nil && privErr != nil {
		return true, false, nil
	}
	return matchSubnet(patterns, pub.Value, priv.Value)
}