diff --git a/pkg/kubelet/util/format/resources.go b/pkg/kubelet/util/format/resources.go new file mode 100644 index 0000000000..4e90c295c8 --- /dev/null +++ b/pkg/kubelet/util/format/resources.go @@ -0,0 +1,36 @@ +/* +Copyright 2016 The Kubernetes Authors 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 format + +import ( + "fmt" + "sort" + "strings" + + "k8s.io/kubernetes/pkg/api" +) + +// ResourceList returns a string representation of a resource list in a human readable format. +func ResourceList(resources api.ResourceList) string { + resourceStrings := make([]string, 0, len(resources)) + for key, value := range resources { + resourceStrings = append(resourceStrings, fmt.Sprintf("%v=%v", key, value.String())) + } + // sort the results for consistent log output + sort.Strings(resourceStrings) + return strings.Join(resourceStrings, ",") +} diff --git a/pkg/kubelet/util/format/resources_test.go b/pkg/kubelet/util/format/resources_test.go new file mode 100644 index 0000000000..bbb8812066 --- /dev/null +++ b/pkg/kubelet/util/format/resources_test.go @@ -0,0 +1,35 @@ +/* +Copyright 2016 The Kubernetes Authors 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 format + +import ( + "testing" + + "k8s.io/kubernetes/pkg/api" + "k8s.io/kubernetes/pkg/api/resource" +) + +func TestResourceList(t *testing.T) { + resourceList := api.ResourceList{} + resourceList[api.ResourceCPU] = resource.MustParse("100m") + resourceList[api.ResourceMemory] = resource.MustParse("5Gi") + actual := ResourceList(resourceList) + expected := "cpu=100m,memory=5Gi" + if actual != expected { + t.Errorf("Unexpected result, actual: %v, expected: %v", actual, expected) + } +}