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policy_data.go
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policy_data.go
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package engine
import (
"time"
"github.com/Aptomi/aptomi/pkg/lang"
"github.com/Aptomi/aptomi/pkg/runtime"
)
// PolicyDataObject is an informational data structure with Kind and Constructor for PolicyData
var PolicyDataObject = &runtime.Info{
Kind: "policy",
Storable: true,
Versioned: true,
Constructor: func() runtime.Object { return &PolicyData{} },
}
// PolicyDataKey is the default key for the policy object (there is only one policy exists but with multiple generations)
var PolicyDataKey = runtime.KeyFromParts(runtime.SystemNS, PolicyDataObject.Kind, runtime.EmptyName)
// PolicyData is a struct which contains references to a generation for each object included into the policy
type PolicyData struct {
runtime.TypeKind `yaml:",inline"`
Metadata PolicyDataMetadata
// Objects stores all policy objects in map: namespace -> kind -> name -> generation
Objects map[string]map[string]map[string]runtime.Generation
}
// PolicyDataMetadata is the metadata for PolicyData object that includes generation
type PolicyDataMetadata struct {
Generation runtime.Generation
UpdatedAt time.Time
UpdatedBy string
}
// GetName returns PolicyData name
func (policyData *PolicyData) GetName() string {
return runtime.EmptyName
}
// GetNamespace returns PolicyData namespace
func (policyData *PolicyData) GetNamespace() string {
return runtime.SystemNS
}
// GetGeneration returns PolicyData generation
func (policyData *PolicyData) GetGeneration() runtime.Generation {
return policyData.Metadata.Generation
}
// SetGeneration sets PolicyData generation
func (policyData *PolicyData) SetGeneration(gen runtime.Generation) {
policyData.Metadata.Generation = gen
}
// Add adds an object to PolicyData
func (policyData *PolicyData) Add(obj lang.Base) {
byNs, exist := policyData.Objects[obj.GetNamespace()]
if !exist {
byNs = make(map[string]map[string]runtime.Generation)
policyData.Objects[obj.GetNamespace()] = byNs
}
byKind, exist := byNs[obj.GetKind()]
if !exist {
byKind = make(map[string]runtime.Generation)
byNs[obj.GetKind()] = byKind
}
byKind[obj.GetName()] = obj.GetGeneration()
}
// Remove deletes an object from PolicyData
func (policyData *PolicyData) Remove(obj lang.Base) bool { // nolint: interfacer
byNs, exist := policyData.Objects[obj.GetNamespace()]
if !exist {
return false
}
byKind, exist := byNs[obj.GetKind()]
if !exist {
return false
}
_, exist = byKind[obj.GetName()]
delete(byKind, obj.GetName())
return exist
}
// GetDefaultColumns returns default set of columns to be displayed
func (policyData *PolicyData) GetDefaultColumns() []string {
return []string{"Policy Version"}
}
// AsColumns returns PolicyData representation as columns
func (policyData *PolicyData) AsColumns() map[string]string {
result := make(map[string]string)
result["Policy Version"] = policyData.GetGeneration().String()
return result
}