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move getInstancesByName logic to helper function

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This commit is contained in:
Hantao (Will) Wang 2019-07-15 16:14:51 -07:00
parent 1c99825adf
commit 2b4efdea7d
1 changed files with 22 additions and 0 deletions
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22
staging/src/k8s.io/legacy-cloud-providers/gce/gce_instances.go
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@ -426,6 +426,28 @@ func (g *Cloud) AddAliasToInstance(nodeName types.NodeName, alias *net.IPNet) er
// Gets the named instances, returning cloudprovider.InstanceNotFound if any
// instance is not found
func (g *Cloud) getInstancesByNames(names []string) ([]*gceInstance, error) {
instanceOrErrors, err := g.getInstanceOrErrorsByNames(names)
if err != nil {
return nil, err
}
var allInstances []*gceInstance
for _, entry := range instanceOrErrors {
if entry.err != nil {
return nil, entry.err
}
allInstances = append(allInstances, entry.instance)
}
return allInstances, nil
}
type instanceOrError struct {
instance *gceInstance
err error
}
// Gets the named instances, returning a map of each name to either the found instances or
// cloudprovider.InstanceNotFound if the instance is not found
func (g *Cloud) getInstanceOrErrorsByNames(allNames []string) (map[string]*instanceOrError, error) {
ctx, cancel := cloud.ContextWithCallTimeout()
defer cancel()