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Merge pull request #61743 from rramkumar1/apply-cloud-provider-patch

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Automatic merge from submit-queue (batch tested with PRs 61644, 61624, 61743, 61019, 61287). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Add support for setting a custom rate limiter in gce cloud provider

**What this PR does / why we need it**:
This PR makes it possible to use a custom rate limiter for the GCE cloud provider layer. This is a copy of the raw vendor patch made in https://github.com/kubernetes/ingress-gce/pull/148.

Fixes: https://github.com/kubernetes/ingress-gce/issues/154

**Special notes for your reviewer**:

**Release note**:
```release-note
None
```

/assign @bowei
This commit is contained in:
Kubernetes Submit Queue 2018-03-27 06:41:16 -07:00 committed by GitHub
commit 2edeb07aac
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1 changed files with 15 additions and 2 deletions
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17
pkg/cloudprovider/providers/gce/gce.go
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@ -152,6 +152,9 @@ type GCECloud struct {
// New code generated interface to the GCE compute library.
c cloud.Cloud
// Keep a reference of this around so we can inject a new cloud.RateLimiter implementation.
s *cloud.Service
}
// TODO: replace gcfg with json
@ -508,17 +511,27 @@ func CreateGCECloud(config *CloudConfig) (*GCECloud, error) {
}
gce.manager = &gceServiceManager{gce}
gce.c = cloud.NewGCE(&cloud.Service{
gce.s = &cloud.Service{
GA: service,
Alpha: serviceAlpha,
Beta: serviceBeta,
ProjectRouter: &gceProjectRouter{gce},
RateLimiter: &gceRateLimiter{gce},
})
}
gce.c = cloud.NewGCE(gce.s)
return gce, nil
}
// SetRateLimiter adds a custom cloud.RateLimiter implementation.
// WARNING: Calling this could have unexpected behavior if you have in-flight
// requests. It is best to use this immediately after creating a GCECloud.
func (g *GCECloud) SetRateLimiter(rl cloud.RateLimiter) {
if rl != nil {
g.s.RateLimiter = rl
}
}
// determineSubnetURL queries for all subnetworks in a region for a given network and returns
// the URL of the subnetwork which exists in the auto-subnet range.
func determineSubnetURL(service *compute.Service, networkProjectID, networkName, region string) (string, error) {