vendor files

vendor/k8s.io/kubernetes/pkg/api/resource/BUILD

@@ -0,0 +1,42 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["helpers.go"],
+    importpath = "k8s.io/kubernetes/pkg/api/resource",
+    deps = [
+        "//pkg/apis/core:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/resource:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["helpers_test.go"],
+    importpath = "k8s.io/kubernetes/pkg/api/resource",
+    library = ":go_default_library",
+    deps = [
+        "//pkg/apis/core:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/resource:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+    ],
+)

vendor/k8s.io/kubernetes/pkg/api/resource/helpers.go

@@ -0,0 +1,123 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+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 resource
+
+import (
+	"fmt"
+	"math"
+	"strconv"
+
+	"k8s.io/apimachinery/pkg/api/resource"
+	api "k8s.io/kubernetes/pkg/apis/core"
+)
+
+// PodRequestsAndLimits returns a dictionary of all defined resources summed up for all
+// containers of the pod.
+func PodRequestsAndLimits(pod *api.Pod) (reqs map[api.ResourceName]resource.Quantity, limits map[api.ResourceName]resource.Quantity, err error) {
+	reqs, limits = map[api.ResourceName]resource.Quantity{}, map[api.ResourceName]resource.Quantity{}
+	for _, container := range pod.Spec.Containers {
+		for name, quantity := range container.Resources.Requests {
+			if value, ok := reqs[name]; !ok {
+				reqs[name] = *quantity.Copy()
+			} else {
+				value.Add(quantity)
+				reqs[name] = value
+			}
+		}
+		for name, quantity := range container.Resources.Limits {
+			if value, ok := limits[name]; !ok {
+				limits[name] = *quantity.Copy()
+			} else {
+				value.Add(quantity)
+				limits[name] = value
+			}
+		}
+	}
+	// init containers define the minimum of any resource
+	for _, container := range pod.Spec.InitContainers {
+		for name, quantity := range container.Resources.Requests {
+			value, ok := reqs[name]
+			if !ok {
+				reqs[name] = *quantity.Copy()
+				continue
+			}
+			if quantity.Cmp(value) > 0 {
+				reqs[name] = *quantity.Copy()
+			}
+		}
+		for name, quantity := range container.Resources.Limits {
+			value, ok := limits[name]
+			if !ok {
+				limits[name] = *quantity.Copy()
+				continue
+			}
+			if quantity.Cmp(value) > 0 {
+				limits[name] = *quantity.Copy()
+			}
+		}
+	}
+	return
+}
+
+// ExtractContainerResourceValue extracts the value of a resource
+// in an already known container
+func ExtractContainerResourceValue(fs *api.ResourceFieldSelector, container *api.Container) (string, error) {
+	divisor := resource.Quantity{}
+	if divisor.Cmp(fs.Divisor) == 0 {
+		divisor = resource.MustParse("1")
+	} else {
+		divisor = fs.Divisor
+	}
+
+	switch fs.Resource {
+	case "limits.cpu":
+		return convertResourceCPUToString(container.Resources.Limits.Cpu(), divisor)
+	case "limits.memory":
+		return convertResourceMemoryToString(container.Resources.Limits.Memory(), divisor)
+	case "limits.ephemeral-storage":
+		return convertResourceEphemeralStorageToString(container.Resources.Limits.StorageEphemeral(), divisor)
+	case "requests.cpu":
+		return convertResourceCPUToString(container.Resources.Requests.Cpu(), divisor)
+	case "requests.memory":
+		return convertResourceMemoryToString(container.Resources.Requests.Memory(), divisor)
+	case "requests.ephemeral-storage":
+		return convertResourceEphemeralStorageToString(container.Resources.Requests.StorageEphemeral(), divisor)
+	}
+
+	return "", fmt.Errorf("unsupported container resource : %v", fs.Resource)
+}
+
+// convertResourceCPUToString converts cpu value to the format of divisor and returns
+// ceiling of the value.
+func convertResourceCPUToString(cpu *resource.Quantity, divisor resource.Quantity) (string, error) {
+	c := int64(math.Ceil(float64(cpu.MilliValue()) / float64(divisor.MilliValue())))
+	return strconv.FormatInt(c, 10), nil
+}
+
+// convertResourceMemoryToString converts memory value to the format of divisor and returns
+// ceiling of the value.
+func convertResourceMemoryToString(memory *resource.Quantity, divisor resource.Quantity) (string, error) {
+	m := int64(math.Ceil(float64(memory.Value()) / float64(divisor.Value())))
+	return strconv.FormatInt(m, 10), nil
+}
+
+// convertResourceEphemeralStorageToString converts ephemeral storage value to the format of divisor and returns
+// ceiling of the value.
+func convertResourceEphemeralStorageToString(ephemeralStorage *resource.Quantity, divisor resource.Quantity) (string, error) {
+	m := int64(math.Ceil(float64(ephemeralStorage.Value()) / float64(divisor.Value())))
+	return strconv.FormatInt(m, 10), nil
+}

vendor/k8s.io/kubernetes/pkg/api/resource/helpers_test.go

@@ -0,0 +1,82 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+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 resource
+
+import (
+	"testing"
+	"time"
+
+	"k8s.io/apimachinery/pkg/api/resource"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	api "k8s.io/kubernetes/pkg/apis/core"
+)
+
+func TestResourceHelpers(t *testing.T) {
+	cpuLimit := resource.MustParse("10")
+	memoryLimit := resource.MustParse("10G")
+	resourceSpec := api.ResourceRequirements{
+		Limits: api.ResourceList{
+			api.ResourceCPU:    cpuLimit,
+			api.ResourceMemory: memoryLimit,
+		},
+	}
+	if res := resourceSpec.Limits.Cpu(); res.Cmp(cpuLimit) != 0 {
+		t.Errorf("expected cpulimit %v, got %v", cpuLimit, res)
+	}
+	if res := resourceSpec.Limits.Memory(); res.Cmp(memoryLimit) != 0 {
+		t.Errorf("expected memorylimit %v, got %v", memoryLimit, res)
+	}
+	resourceSpec = api.ResourceRequirements{
+		Limits: api.ResourceList{
+			api.ResourceMemory: memoryLimit,
+		},
+	}
+	if res := resourceSpec.Limits.Cpu(); res.Value() != 0 {
+		t.Errorf("expected cpulimit %v, got %v", 0, res)
+	}
+	if res := resourceSpec.Limits.Memory(); res.Cmp(memoryLimit) != 0 {
+		t.Errorf("expected memorylimit %v, got %v", memoryLimit, res)
+	}
+}
+
+func TestDefaultResourceHelpers(t *testing.T) {
+	resourceList := api.ResourceList{}
+	if resourceList.Cpu().Format != resource.DecimalSI {
+		t.Errorf("expected %v, actual %v", resource.DecimalSI, resourceList.Cpu().Format)
+	}
+	if resourceList.Memory().Format != resource.BinarySI {
+		t.Errorf("expected %v, actual %v", resource.BinarySI, resourceList.Memory().Format)
+	}
+}
+
+func newPod(now metav1.Time, ready bool, beforeSec int) *api.Pod {
+	conditionStatus := api.ConditionFalse
+	if ready {
+		conditionStatus = api.ConditionTrue
+	}
+	return &api.Pod{
+		Status: api.PodStatus{
+			Conditions: []api.PodCondition{
+				{
+					Type:               api.PodReady,
+					LastTransitionTime: metav1.NewTime(now.Time.Add(-1 * time.Duration(beforeSec) * time.Second)),
+					Status:             conditionStatus,
+				},
+			},
+		},
+	}
+}