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support opaque kinds

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This commit is contained in:
Joe Betz 2024-07-25 15:04:09 -04:00
parent 0a4e863373
commit 953fbaca48
3 changed files with 22 additions and 14 deletions
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2
staging/src/k8s.io/apiserver/pkg/cel/cidr.go
View File

@ -33,7 +33,7 @@ type CIDR struct {
}
var (
CIDRType = cel.ObjectType("net.CIDR")
CIDRType = cel.OpaqueType("net.CIDR")
)
// ConvertToNative implements ref.Val.ConvertToNative.

2
staging/src/k8s.io/apiserver/pkg/cel/ip.go
View File

@ -33,7 +33,7 @@ type IP struct {
}
var (
IPType = cel.ObjectType("net.IP")
IPType = cel.OpaqueType("net.IP")
)
// ConvertToNative implements ref.Val.ConvertToNative.

32
staging/src/k8s.io/apiserver/pkg/cel/library/cost.go
View File

@ -498,19 +498,27 @@ func (l *CostEstimator) EstimateCallCost(function, overloadId string, target *ch
rhs := args[1]
if lhs.Type().Equal(rhs.Type()) == types.True {
t := lhs.Type()
switch t {
case cel.IPType, cel.CIDRType, cel.QuantityType: // O(1) cost equality checks
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: 1}}
case cel.FormatType:
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: cel.MaxFormatSize}.MultiplyByCostFactor(common.StringTraversalCostFactor)}
case cel.URLType:
size := checker.SizeEstimate{Min: 1, Max: 1}
rhSize := rhs.ComputedSize()
lhSize := rhs.ComputedSize()
if rhSize != nil && lhSize != nil {
size = rhSize.Union(*lhSize)
if t.Kind() == types.OpaqueKind {
switch t.TypeName() {
case cel.IPType.TypeName(), cel.CIDRType.TypeName():
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: 1}}
}
}
if t.Kind() == types.StructKind {
switch t {
case cel.QuantityType: // O(1) cost equality checks
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: 1}}
case cel.FormatType:
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: cel.MaxFormatSize}.MultiplyByCostFactor(common.StringTraversalCostFactor)}
case cel.URLType:
size := checker.SizeEstimate{Min: 1, Max: 1}
rhSize := rhs.ComputedSize()
lhSize := rhs.ComputedSize()
if rhSize != nil && lhSize != nil {
size = rhSize.Union(*lhSize)
}
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: size.Max}.MultiplyByCostFactor(common.StringTraversalCostFactor)}
}
return &checker.CallEstimate{CostEstimate: checker.CostEstimate{Min: 1, Max: size.Max}.MultiplyByCostFactor(common.StringTraversalCostFactor)}
}
}
}