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Set Machine Phase to Terminating & make drain calculations based on d…
…eletionTimestamp (gardener#564) * Fixes issues with machines being force drained The machines were being force drained during race conditions due to PR gardener#492. This commit fixes that by - Make the drain calculation based on deletion timestamp - Reverted logic from PR gardener#492 to first set machine Termination phase
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| /* | ||
| Copyright (c) 2020 SAP SE or an SAP affiliate company. All rights reserved. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| // Package time is used to provide the core functionalities of machine-controller-manager | ||
| package time | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| ) | ||
|
|
||
| // HasTimeOutOccurred returns true, when time.Now() is more than time + period | ||
| func HasTimeOutOccurred(timeStamp metav1.Time, period time.Duration) bool { | ||
| // Timeout value obtained by subtracting last operation with expected time out period | ||
| timeOut := metav1.Now().Add(-period).Sub(timeStamp.Time) | ||
| return timeOut > 0 | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| package time_test | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| ) | ||
|
|
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| func TestTime(t *testing.T) { | ||
| RegisterFailHandler(Fail) | ||
| RunSpecs(t, "Time Suite") | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| /* | ||
| Copyright (c) 2017 SAP SE or an SAP affiliate company. All rights reserved. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
| package time | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/ginkgo/extensions/table" | ||
| . "github.com/onsi/gomega" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| ) | ||
|
|
||
| var _ = Describe("time", func() { | ||
| Describe("#hasTimeOutOccurred", func() { | ||
| type setup struct { | ||
| timeStamp metav1.Time | ||
| period time.Duration | ||
| } | ||
| type action struct { | ||
| } | ||
| type expect struct { | ||
| timeOutOccurred bool | ||
| } | ||
| type data struct { | ||
| setup setup | ||
| action action | ||
| expect expect | ||
| } | ||
| DescribeTable("##TimeOut scenarios", | ||
| func(data *data) { | ||
| timeOutOccurred := HasTimeOutOccurred(data.setup.timeStamp, data.setup.period) | ||
| Expect(timeOutOccurred).To(Equal(data.expect.timeOutOccurred)) | ||
| }, | ||
| Entry("Time stamp is one hour ago and period is 30mins", &data{ | ||
| setup: setup{ | ||
| timeStamp: metav1.Time{Time: time.Now().Add(-time.Hour)}, | ||
| period: 30 * time.Minute, | ||
| }, | ||
| expect: expect{ | ||
| timeOutOccurred: true, | ||
| }, | ||
| }), | ||
| Entry("Time stamp is one hour ago and period is 90mins", &data{ | ||
| setup: setup{ | ||
| timeStamp: metav1.Time{Time: time.Now().Add(-time.Hour)}, | ||
| period: 90 * time.Minute, | ||
| }, | ||
| expect: expect{ | ||
| timeOutOccurred: false, | ||
| }, | ||
| }), | ||
| Entry("Time stamp is now and period is 5mins", &data{ | ||
| setup: setup{ | ||
| timeStamp: metav1.Time{Time: time.Now()}, | ||
| period: 5 * time.Minute, | ||
| }, | ||
| expect: expect{ | ||
| timeOutOccurred: false, | ||
| }, | ||
| }), | ||
| ) | ||
| }) | ||
| }) |