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defaults.go
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defaults.go
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package v1
import (
"k8s.io/apimachinery/pkg/runtime"
legacyconfigv1 "github.com/openshift/api/legacyconfig/v1"
internal "github.com/openshift/origin/pkg/cmd/server/apis/config"
)
func addDefaultingFuncs(scheme *runtime.Scheme) error {
RegisterDefaults(scheme)
return nil
}
func SetDefaults_MasterConfig(obj *legacyconfigv1.MasterConfig) {
if len(obj.APILevels) == 0 {
obj.APILevels = internal.DefaultOpenShiftAPILevels
}
if len(obj.ControllerConfig.Controllers) == 0 {
switch {
case len(obj.Controllers) == 0 || obj.Controllers == legacyconfigv1.ControllersAll:
obj.ControllerConfig.Controllers = []string{"*"}
case obj.Controllers == legacyconfigv1.ControllersDisabled:
obj.ControllerConfig.Controllers = []string{}
}
}
if election := obj.ControllerConfig.Election; election != nil {
if len(election.LockNamespace) == 0 {
election.LockNamespace = "kube-system"
}
if len(election.LockResource.Group) == 0 && len(election.LockResource.Resource) == 0 {
election.LockResource.Resource = "configmaps"
}
}
if obj.ServingInfo.RequestTimeoutSeconds == 0 {
obj.ServingInfo.RequestTimeoutSeconds = 60 * 60
}
if obj.ServingInfo.MaxRequestsInFlight == 0 {
obj.ServingInfo.MaxRequestsInFlight = 1200
}
if len(obj.RoutingConfig.Subdomain) == 0 {
obj.RoutingConfig.Subdomain = "router.default.svc.cluster.local"
}
if len(obj.JenkinsPipelineConfig.TemplateNamespace) == 0 {
obj.JenkinsPipelineConfig.TemplateNamespace = "openshift"
}
if len(obj.JenkinsPipelineConfig.TemplateName) == 0 {
obj.JenkinsPipelineConfig.TemplateName = "jenkins-ephemeral"
}
if len(obj.JenkinsPipelineConfig.ServiceName) == 0 {
obj.JenkinsPipelineConfig.ServiceName = "jenkins"
}
if obj.JenkinsPipelineConfig.AutoProvisionEnabled == nil {
v := true
obj.JenkinsPipelineConfig.AutoProvisionEnabled = &v
}
if obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides == nil {
obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides = &legacyconfigv1.ClientConnectionOverrides{}
}
// historical values
if obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides.QPS <= 0 {
obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides.QPS = 150.0
}
if obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides.Burst <= 0 {
obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides.Burst = 300
}
SetDefaults_ClientConnectionOverrides(obj.MasterClients.OpenShiftLoopbackClientConnectionOverrides)
// Populate the new NetworkConfig.ServiceNetworkCIDR field from the KubernetesMasterConfig.ServicesSubnet field if needed
if len(obj.NetworkConfig.ServiceNetworkCIDR) == 0 {
if len(obj.KubernetesMasterConfig.ServicesSubnet) > 0 {
// if a subnet is set in the kubernetes master config, use that
obj.NetworkConfig.ServiceNetworkCIDR = obj.KubernetesMasterConfig.ServicesSubnet
} else {
// default ServiceClusterIPRange used by kubernetes if nothing is specified
obj.NetworkConfig.ServiceNetworkCIDR = "10.0.0.0/24"
}
}
// TODO Detect cloud provider when not using built-in kubernetes
noCloudProvider := (len(obj.KubernetesMasterConfig.ControllerArguments["cloud-provider"]) == 0 || obj.KubernetesMasterConfig.ControllerArguments["cloud-provider"][0] == "")
if noCloudProvider && len(obj.NetworkConfig.IngressIPNetworkCIDR) == 0 {
cidr := internal.DefaultIngressIPNetworkCIDR
cidrOverlap := false
if internal.CIDRsOverlap(cidr, obj.NetworkConfig.ServiceNetworkCIDR) {
cidrOverlap = true
} else {
for _, entry := range obj.NetworkConfig.ClusterNetworks {
if internal.CIDRsOverlap(cidr, entry.CIDR) {
cidrOverlap = true
break
}
}
}
if !cidrOverlap {
obj.NetworkConfig.IngressIPNetworkCIDR = cidr
}
}
// Historically, the clientCA was incorrectly used as the master's server cert CA bundle
// If missing from the config, migrate the ClientCA into that field
if obj.OAuthConfig != nil && obj.OAuthConfig.MasterCA == nil {
s := obj.ServingInfo.ClientCA
// The final value of OAuthConfig.MasterCA should never be nil
obj.OAuthConfig.MasterCA = &s
}
// Ensure no nil plugin config stanzas
for pluginName := range obj.AdmissionConfig.PluginConfig {
if obj.AdmissionConfig.PluginConfig[pluginName] == nil {
obj.AdmissionConfig.PluginConfig[pluginName] = &legacyconfigv1.AdmissionPluginConfig{}
}
}
// Set defaults Cache TTLs for external Webhook Token Reviewers
for i := range obj.AuthConfig.WebhookTokenAuthenticators {
if len(obj.AuthConfig.WebhookTokenAuthenticators[i].CacheTTL) == 0 {
obj.AuthConfig.WebhookTokenAuthenticators[i].CacheTTL = "2m"
}
}
}
func SetDefaults_KubernetesMasterConfig(obj *legacyconfigv1.KubernetesMasterConfig) {
if obj.MasterEndpointReconcileTTL == 0 {
obj.MasterEndpointReconcileTTL = 15
}
if len(obj.APILevels) == 0 {
obj.APILevels = internal.DefaultKubernetesAPILevels
}
if len(obj.ServicesNodePortRange) == 0 {
obj.ServicesNodePortRange = "30000-32767"
}
if len(obj.PodEvictionTimeout) == 0 {
obj.PodEvictionTimeout = "5m"
}
}
func SetDefaults_NodeConfig(obj *legacyconfigv1.NodeConfig) {
if obj.MasterClientConnectionOverrides == nil {
obj.MasterClientConnectionOverrides = &legacyconfigv1.ClientConnectionOverrides{
// historical values
QPS: 10.0,
Burst: 20,
}
}
SetDefaults_ClientConnectionOverrides(obj.MasterClientConnectionOverrides)
// Defaults/migrations for NetworkConfig
if len(obj.NetworkConfig.NetworkPluginName) == 0 {
obj.NetworkConfig.NetworkPluginName = obj.DeprecatedNetworkPluginName
}
if obj.NetworkConfig.MTU == 0 {
obj.NetworkConfig.MTU = 1450
}
if len(obj.IPTablesSyncPeriod) == 0 {
obj.IPTablesSyncPeriod = "30s"
}
// Auth cache defaults
if len(obj.AuthConfig.AuthenticationCacheTTL) == 0 {
obj.AuthConfig.AuthenticationCacheTTL = "5m"
}
if obj.AuthConfig.AuthenticationCacheSize == 0 {
obj.AuthConfig.AuthenticationCacheSize = 1000
}
if len(obj.AuthConfig.AuthorizationCacheTTL) == 0 {
obj.AuthConfig.AuthorizationCacheTTL = "5m"
}
if obj.AuthConfig.AuthorizationCacheSize == 0 {
obj.AuthConfig.AuthorizationCacheSize = 1000
}
// EnableUnidling by default
if obj.EnableUnidling == nil {
v := true
obj.EnableUnidling = &v
}
}
func SetDefaults_EtcdStorageConfig(obj *legacyconfigv1.EtcdStorageConfig) {
if len(obj.KubernetesStorageVersion) == 0 {
obj.KubernetesStorageVersion = "v1"
}
if len(obj.KubernetesStoragePrefix) == 0 {
obj.KubernetesStoragePrefix = "kubernetes.io"
}
if len(obj.OpenShiftStorageVersion) == 0 {
obj.OpenShiftStorageVersion = internal.DefaultOpenShiftStorageVersionLevel
}
if len(obj.OpenShiftStoragePrefix) == 0 {
obj.OpenShiftStoragePrefix = "openshift.io"
}
}
func SetDefaults_DockerConfig(obj *legacyconfigv1.DockerConfig) {
if len(obj.ExecHandlerName) == 0 {
obj.ExecHandlerName = legacyconfigv1.DockerExecHandlerNative
}
if len(obj.DockerShimSocket) == 0 {
obj.DockerShimSocket = "unix:///var/run/dockershim.sock"
}
if len(obj.DockershimRootDirectory) == 0 {
obj.DockershimRootDirectory = "/var/lib/dockershim"
}
}
func SetDefaults_ServingInfo(obj *legacyconfigv1.ServingInfo) {
if len(obj.BindNetwork) == 0 {
obj.BindNetwork = "tcp4"
}
}
func SetDefaults_ImagePolicyConfig(obj *legacyconfigv1.ImagePolicyConfig) {
if obj.MaxImagesBulkImportedPerRepository == 0 {
obj.MaxImagesBulkImportedPerRepository = 50
}
if obj.MaxScheduledImageImportsPerMinute == 0 {
obj.MaxScheduledImageImportsPerMinute = 60
}
if obj.ScheduledImageImportMinimumIntervalSeconds == 0 {
obj.ScheduledImageImportMinimumIntervalSeconds = 15 * 60
}
}
func SetDefaults_DNSConfig(obj *legacyconfigv1.DNSConfig) {
if len(obj.BindNetwork) == 0 {
obj.BindNetwork = "tcp4"
}
}
func SetDefaults_SecurityAllocator(obj *legacyconfigv1.SecurityAllocator) {
if len(obj.UIDAllocatorRange) == 0 {
obj.UIDAllocatorRange = "1000000000-1999999999/10000"
}
if len(obj.MCSAllocatorRange) == 0 {
obj.MCSAllocatorRange = "s0:/2"
}
if obj.MCSLabelsPerProject == 0 {
obj.MCSLabelsPerProject = 5
}
}
func SetDefaults_IdentityProvider(obj *legacyconfigv1.IdentityProvider) {
if len(obj.MappingMethod) == 0 {
// By default, only let one identity provider authenticate a particular user
// If multiple identity providers collide, the second one in will fail to auth
// The admin can set this to "add" if they want to allow new identities to join existing users
obj.MappingMethod = "claim"
}
}
func SetDefaults_GrantConfig(obj *legacyconfigv1.GrantConfig) {
if len(obj.ServiceAccountMethod) == 0 {
obj.ServiceAccountMethod = legacyconfigv1.GrantHandlerPrompt
}
}
// SetDefaults_ClientConnectionOverrides defaults a client connection to the pre-1.3 settings of
// being JSON only. Callers must explicitly opt-in to Protobuf support in 1.3+.
func SetDefaults_ClientConnectionOverrides(overrides *legacyconfigv1.ClientConnectionOverrides) {
if len(overrides.AcceptContentTypes) == 0 {
overrides.AcceptContentTypes = "application/json"
}
if len(overrides.ContentType) == 0 {
overrides.ContentType = "application/json"
}
}