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// Copyright 2013 Canonical Ltd.
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// Licensed under the AGPLv3, see LICENCE file for details.
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"launchpad.net/juju-core/environs"
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"launchpad.net/juju-core/instance"
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type localInstance struct {
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var _ instance.Instance = (*localInstance)(nil)
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// Id implements instance.Instance.Id.
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func (inst *localInstance) Id() instance.Id {
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// DNSName implements instance.Instance.DNSName.
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func (inst *localInstance) DNSName() (string, error) {
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if string(inst.id) == "localhost" {
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// get the bridge address from the environment
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addr, err := inst.env.findBridgeAddress()
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logger.Errorf("failed to get bridge address: %v", err)
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return "", instance.ErrNoDNSName
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return "", instance.ErrNoDNSName
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// WaitDNSName implements instance.Instance.WaitDNSName.
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func (inst *localInstance) WaitDNSName() (string, error) {
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return environs.WaitDNSName(inst)
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// OpenPorts implements instance.Instance.OpenPorts.
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func (inst *localInstance) OpenPorts(machineId string, ports []instance.Port) error {
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logger.Infof("OpenPorts called for %s:%v", machineId, ports)
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// ClosePorts implements instance.Instance.ClosePorts.
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func (inst *localInstance) ClosePorts(machineId string, ports []instance.Port) error {
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logger.Infof("ClosePorts called for %s:%v", machineId, ports)
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// Ports implements instance.Instance.Ports.
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func (inst *localInstance) Ports(machineId string) ([]instance.Port, error) {
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return nil, fmt.Errorf("not implemented")
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// Add a string representation of the id.
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func (inst *localInstance) String() string {
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return fmt.Sprintf("inst:%v", inst.id)