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Add new Events API group

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This commit is contained in:
gmarek
2017-09-13 16:46:26 +02:00
committed by Marek Grabowski
parent 2a724dfc9c
commit 69e2a9cb48
37 changed files with 1046 additions and 17 deletions
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63
pkg/apis/core/validation/events.go
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@@ -18,6 +18,7 @@ package validation
import (
"fmt"
"time"
"k8s.io/apimachinery/pkg/api/meta"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -28,24 +29,68 @@ import (
"k8s.io/kubernetes/pkg/apis/core"
)
const (
ReportingInstanceLengthLimit = 128
ActionLengthLimit = 128
ReasonLengthLimit = 128
NoteLengthLimit = 1024
)
// ValidateEvent makes sure that the event makes sense.
func ValidateEvent(event *core.Event) field.ErrorList {
allErrs := field.ErrorList{}
// Because go
zeroTime := time.Time{}
// Make sure event.Namespace and the involvedObject.Namespace agree
if len(event.InvolvedObject.Namespace) == 0 {
// event.Namespace must also be empty (or "default", for compatibility with old clients)
if event.Namespace != metav1.NamespaceNone && event.Namespace != metav1.NamespaceDefault {
// "New" Events need to have EventTime set, so it's validating old object.
if event.EventTime.Time == zeroTime {
// Make sure event.Namespace and the involvedInvolvedObject.Namespace agree
if len(event.InvolvedObject.Namespace) == 0 {
// event.Namespace must also be empty (or "default", for compatibility with old clients)
if event.Namespace != metav1.NamespaceNone && event.Namespace != metav1.NamespaceDefault {
allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match event.namespace"))
}
} else {
// event namespace must match
if event.Namespace != event.InvolvedObject.Namespace {
allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match event.namespace"))
}
}
} else {
if len(event.InvolvedObject.Namespace) == 0 && event.Namespace != metav1.NamespaceSystem {
allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match event.namespace"))
}
} else {
// event namespace must match
if event.Namespace != event.InvolvedObject.Namespace {
allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match event.namespace"))
if len(event.ReportingController) == 0 {
allErrs = append(allErrs, field.Required(field.NewPath("reportingController"), ""))
}
for _, msg := range validation.IsQualifiedName(event.ReportingController) {
allErrs = append(allErrs, field.Invalid(field.NewPath("reportingController"), event.ReportingController, msg))
}
if len(event.ReportingInstance) == 0 {
allErrs = append(allErrs, field.Required(field.NewPath("reportingInstance"), ""))
}
if len(event.ReportingInstance) > ReportingInstanceLengthLimit {
allErrs = append(allErrs, field.Invalid(field.NewPath("repotingIntance"), "", fmt.Sprintf("can have at most %v characters", ReportingInstanceLengthLimit)))
}
if len(event.Action) == 0 {
allErrs = append(allErrs, field.Required(field.NewPath("action"), ""))
}
if len(event.Action) > ActionLengthLimit {
allErrs = append(allErrs, field.Invalid(field.NewPath("action"), "", fmt.Sprintf("can have at most %v characters", ActionLengthLimit)))
}
if len(event.Reason) == 0 {
allErrs = append(allErrs, field.Required(field.NewPath("reason"), ""))
}
if len(event.Reason) > ReasonLengthLimit {
allErrs = append(allErrs, field.Invalid(field.NewPath("reason"), "", fmt.Sprintf("can have at most %v characters", ReasonLengthLimit)))
}
if len(event.Message) > NoteLengthLimit {
allErrs = append(allErrs, field.Invalid(field.NewPath("message"), "", fmt.Sprintf("can have at most %v characters", NoteLengthLimit)))
}
}
// For kinds we recognize, make sure involvedObject.Namespace is set for namespaced kinds
// For kinds we recognize, make sure InvolvedObject.Namespace is set for namespaced kinds
if namespaced, err := isNamespacedKind(event.InvolvedObject.Kind, event.InvolvedObject.APIVersion); err == nil {
if namespaced && len(event.InvolvedObject.Namespace) == 0 {
allErrs = append(allErrs, field.Required(field.NewPath("involvedObject", "namespace"), fmt.Sprintf("required for kind %s", event.InvolvedObject.Kind)))