Ejemplo n.º 1
0
// edgeHop checks the links of the given backend by executing an edge hop.
// It fixes broken links.
func (b *Backends) edgeHop(be *compute.BackendService, igs []*compute.InstanceGroup) error {
	beIGs := sets.String{}
	for _, beToIG := range be.Backends {
		beIGs.Insert(beToIG.Group)
	}
	igLinks := sets.String{}
	for _, igToBE := range igs {
		igLinks.Insert(igToBE.SelfLink)
	}
	if beIGs.IsSuperset(igLinks) {
		return nil
	}
	glog.Infof("Backend %v has a broken edge, expected igs %+v, current igs %+v",
		be.Name, igLinks.List(), beIGs.List())

	newBackends := []*compute.Backend{}
	for _, b := range getBackendsForIGs(igs) {
		if !beIGs.Has(b.Group) {
			newBackends = append(newBackends, b)
		}
	}
	be.Backends = append(be.Backends, newBackends...)
	if err := b.cloud.UpdateBackendService(be); err != nil {
		return err
	}
	return nil
}
Ejemplo n.º 2
0
// edgeHop checks the links of the given backend by executing an edge hop.
// It fixes broken links.
func (b *Backends) edgeHop(be *compute.BackendService, ig *compute.InstanceGroup) error {
	if len(be.Backends) == 1 &&
		compareLinks(be.Backends[0].Group, ig.SelfLink) {
		return nil
	}
	glog.Infof("Backend %v has a broken edge, adding link to %v",
		be.Name, ig.Name)
	be.Backends = []*compute.Backend{
		{Group: ig.SelfLink},
	}
	if err := b.cloud.UpdateBackendService(be); err != nil {
		return err
	}
	return nil
}
Ejemplo n.º 3
0
// edgeHop checks the links of the given backend by executing an edge hop.
// It fixes broken links.
func (b *Backends) edgeHop(be *compute.BackendService, igs []*compute.InstanceGroup) error {
	beIGs := sets.String{}
	for _, beToIG := range be.Backends {
		beIGs.Insert(beToIG.Group)
	}
	igLinks := sets.String{}
	for _, igToBE := range igs {
		igLinks.Insert(igToBE.SelfLink)
	}
	if igLinks.Equal(beIGs) {
		return nil
	}
	glog.Infof("Backend %v has a broken edge, expected igs %+v, current igs %+v",
		be.Name, igLinks.List(), beIGs.List())
	be.Backends = getBackendsForIGs(igs)
	if err := b.cloud.UpdateBackendService(be); err != nil {
		return err
	}
	return nil
}