fuzzer.go 4.2 KB

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  1. /*
  2. Copyright 2017 The Kubernetes Authors.
  3. Licensed under the Apache License, Version 2.0 (the "License");
  4. you may not use this file except in compliance with the License.
  5. You may obtain a copy of the License at
  6. http://www.apache.org/licenses/LICENSE-2.0
  7. Unless required by applicable law or agreed to in writing, software
  8. distributed under the License is distributed on an "AS IS" BASIS,
  9. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10. See the License for the specific language governing permissions and
  11. limitations under the License.
  12. */
  13. package fuzzer
  14. import (
  15. "time"
  16. "github.com/google/gofuzz"
  17. metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
  18. runtimeserializer "k8s.io/apimachinery/pkg/runtime/serializer"
  19. "k8s.io/kubelet/config/v1beta1"
  20. kubeletconfig "k8s.io/kubernetes/pkg/kubelet/apis/config"
  21. kubeletconfigv1beta1 "k8s.io/kubernetes/pkg/kubelet/apis/config/v1beta1"
  22. "k8s.io/kubernetes/pkg/kubelet/qos"
  23. kubetypes "k8s.io/kubernetes/pkg/kubelet/types"
  24. "k8s.io/kubernetes/pkg/master/ports"
  25. )
  26. // Funcs returns the fuzzer functions for the kubeletconfig apis.
  27. func Funcs(codecs runtimeserializer.CodecFactory) []interface{} {
  28. return []interface{}{
  29. // provide non-empty values for fields with defaults, so the defaulter doesn't change values during round-trip
  30. func(obj *kubeletconfig.KubeletConfiguration, c fuzz.Continue) {
  31. c.FuzzNoCustom(obj)
  32. obj.Authentication.Anonymous.Enabled = true
  33. obj.Authentication.Webhook.Enabled = false
  34. obj.Authentication.Webhook.CacheTTL = metav1.Duration{Duration: 2 * time.Minute}
  35. obj.Authorization.Mode = kubeletconfig.KubeletAuthorizationModeAlwaysAllow
  36. obj.Authorization.Webhook.CacheAuthorizedTTL = metav1.Duration{Duration: 5 * time.Minute}
  37. obj.Authorization.Webhook.CacheUnauthorizedTTL = metav1.Duration{Duration: 30 * time.Second}
  38. obj.Address = "0.0.0.0"
  39. obj.VolumeStatsAggPeriod = metav1.Duration{Duration: time.Minute}
  40. obj.RuntimeRequestTimeout = metav1.Duration{Duration: 2 * time.Minute}
  41. obj.CPUCFSQuota = true
  42. obj.EventBurst = 10
  43. obj.EventRecordQPS = 5
  44. obj.EnableControllerAttachDetach = true
  45. obj.EnableDebuggingHandlers = true
  46. obj.FileCheckFrequency = metav1.Duration{Duration: 20 * time.Second}
  47. obj.HealthzBindAddress = "127.0.0.1"
  48. obj.HealthzPort = 10248
  49. obj.HTTPCheckFrequency = metav1.Duration{Duration: 20 * time.Second}
  50. obj.ImageMinimumGCAge = metav1.Duration{Duration: 2 * time.Minute}
  51. obj.ImageGCHighThresholdPercent = 85
  52. obj.ImageGCLowThresholdPercent = 80
  53. obj.MaxOpenFiles = 1000000
  54. obj.MaxPods = 110
  55. obj.PodPidsLimit = -1
  56. obj.NodeStatusUpdateFrequency = metav1.Duration{Duration: 10 * time.Second}
  57. obj.NodeStatusReportFrequency = metav1.Duration{Duration: time.Minute}
  58. obj.NodeLeaseDurationSeconds = 40
  59. obj.CPUManagerPolicy = "none"
  60. obj.CPUManagerReconcilePeriod = obj.NodeStatusUpdateFrequency
  61. obj.TopologyManagerPolicy = kubeletconfig.NoneTopologyManagerPolicy
  62. obj.QOSReserved = map[string]string{
  63. "memory": "50%",
  64. }
  65. obj.OOMScoreAdj = int32(qos.KubeletOOMScoreAdj)
  66. obj.Port = ports.KubeletPort
  67. obj.ReadOnlyPort = ports.KubeletReadOnlyPort
  68. obj.RegistryBurst = 10
  69. obj.RegistryPullQPS = 5
  70. obj.ResolverConfig = kubetypes.ResolvConfDefault
  71. obj.SerializeImagePulls = true
  72. obj.StreamingConnectionIdleTimeout = metav1.Duration{Duration: 4 * time.Hour}
  73. obj.SyncFrequency = metav1.Duration{Duration: 1 * time.Minute}
  74. obj.ContentType = "application/vnd.kubernetes.protobuf"
  75. obj.KubeAPIQPS = 5
  76. obj.KubeAPIBurst = 10
  77. obj.HairpinMode = v1beta1.PromiscuousBridge
  78. obj.EvictionHard = kubeletconfigv1beta1.DefaultEvictionHard
  79. obj.EvictionPressureTransitionPeriod = metav1.Duration{Duration: 5 * time.Minute}
  80. obj.MakeIPTablesUtilChains = true
  81. obj.IPTablesMasqueradeBit = kubeletconfigv1beta1.DefaultIPTablesMasqueradeBit
  82. obj.IPTablesDropBit = kubeletconfigv1beta1.DefaultIPTablesDropBit
  83. obj.CgroupsPerQOS = true
  84. obj.CgroupDriver = "cgroupfs"
  85. obj.EnforceNodeAllocatable = kubeletconfigv1beta1.DefaultNodeAllocatableEnforcement
  86. obj.StaticPodURLHeader = make(map[string][]string)
  87. obj.ContainerLogMaxFiles = 5
  88. obj.ContainerLogMaxSize = "10Mi"
  89. obj.ConfigMapAndSecretChangeDetectionStrategy = "Watch"
  90. obj.AllowedUnsafeSysctls = []string{}
  91. },
  92. }
  93. }