Rebase to kubernetes-1.13

[ringtail]

rebase code base to release-1.13.5

[k8s-ci-robot]

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[ringtail]

Hold on. I have shielded some tests. And I need to recover them first.

[ringtail]

/assign @ingvagabund

[ringtail]

pass tests

➜  cluster-capacity git:(rebase-release-1.13) ✗ go test -v ./...
?       github.com/kubernetes-incubator/cluster-capacity/cmd/cluster-capacity   [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/cmd/cluster-capacity/app   [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/cmd/cluster-capacity/app/options   [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/cmd/genpod [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/cmd/genpod/app [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/cmd/genpod/app/options [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/cmd/hypercc    [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/pkg/api    [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/pkg/client [no test files]
=== RUN   TestPrediction
W1106 17:24:53.822968   84178 authentication.go:249] No authentication-kubeconfig provided in order to lookup client-ca-file in configmap/extension-apiserver-authentication in kube-system, so client certificate authentication won't work.
W1106 17:24:53.823085   84178 authentication.go:252] No authentication-kubeconfig provided in order to lookup requestheader-client-ca-file in configmap/extension-apiserver-authentication in kube-system, so request-header client certificate authentication won't work.
W1106 17:24:53.823108   84178 authorization.go:146] No authorization-kubeconfig provided, so SubjectAccessReview of authorization tokens won't work.
--- PASS: TestPrediction (1.01s)
    simulator_test.go:233: Reason: 0, instances: &{test-node-3 3}
    simulator_test.go:233: Reason: 1, instances: &{test-node-2 2}
    simulator_test.go:233: Reason: 2, instances: &{test-node-1 1}
    simulator_test.go:236: Stop reason: &{LimitReached Maximum number of pods simulated: 6}
PASS
ok      github.com/kubernetes-incubator/cluster-capacity/pkg/framework  1.068s
?       github.com/kubernetes-incubator/cluster-capacity/pkg/framework/record   [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/pkg/framework/restclient/external  [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/pkg/framework/store    [no test files]
=== RUN   TestAddPodStrategy
--- PASS: TestAddPodStrategy (0.00s)
PASS
ok      github.com/kubernetes-incubator/cluster-capacity/pkg/framework/strategy 0.025s
?       github.com/kubernetes-incubator/cluster-capacity/pkg/framework/watch    [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/pkg/test   [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/pkg/utils  [no test files]
?       github.com/kubernetes-incubator/cluster-capacity/verify/boilerplate/test    [no test files]

simulate scheduling.

➜  cluster-capacity git:(rebase-release-1.13) ✗ ./cluster-capacity --kubeconfig ~/.kube/config --podspec ../../examples/pod.yaml
I1106 17:23:40.797690   84018 defaults.go:210] TaintNodesByCondition is enabled, PodToleratesNodeTaints predicate is mandatory
41

simulate scheduling in verbose mode

➜  cluster-capacity git:(rebase-release-1.13) ✗ ./cluster-capacity --kubeconfig ~/.kube/config --podspec ../../examples/pod.yaml --verbose
I1106 17:23:53.790463   84036 defaults.go:210] TaintNodesByCondition is enabled, PodToleratesNodeTaints predicate is mandatory
small-pod pod requirements:
    - CPU: 150m
    - Memory: 100Mi

The cluster can schedule 41 instance(s) of the pod small-pod.

Termination reason: Unschedulable: 0/7 nodes are available: 2 Insufficient cpu, 5 node(s) had taints that the pod didn't tolerate.

Pod distribution among nodes:
small-pod
    - cn-beijing.192.168.3.251: 22 instance(s)
    - cn-beijing.192.168.3.250: 19 instance(s)

[ingvagabund]

$ minikube version
minikube version: v1.1.0
$ sudo kubectl version
...
Server Version: version.Info{Major:"1", Minor:"13", GitVersion:"v1.13.5", GitCommit:"2166946f41b36dea2c4626f90a77706f426cdea2", GitTreeState:"clean", BuildDate:"2019-03-25T15:19:22Z", GoVersion:"go1.11.5", Compiler:"gc", Platform:"linux/amd64"}

$ ./cluster-capacity --kubeconfig ~/.kube/config --podspec examples/pod.yaml --verbose
I1113 13:05:17.997183   22250 defaults.go:210] TaintNodesByCondition is enabled, PodToleratesNodeTaints predicate is mandatory
small-pod pod requirements:
    - CPU: 150m
    - Memory: 100Mi

The cluster can schedule 8 instance(s) of the pod small-pod.

Termination reason: Unschedulable: 0/1 nodes are available: 1 Insufficient cpu.

Pod distribution among nodes:
small-pod
    - minikube: 8 instance(s)

[ingvagabund]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ingvagabund

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/kubernetes-incubator/cluster-capacity/blob/master/OWNERS)~~ [ingvagabund] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[ingvagabund]

/lgtm