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util.go
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util.go
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// Copyright 2019 GM Cruise LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package kube
import (
"fmt"
"go.starlark.net/starlark"
"k8s.io/apimachinery/pkg/api/resource"
"k8s.io/apimachinery/pkg/util/intstr"
"github.com/stripe/skycfg"
)
// resourceQuantityFn returns a starlark.Value that represents
// *resource.Quantity (implements msg.Proto).
func resourceQuantityFn(_ *starlark.Thread, b *starlark.Builtin, args starlark.Tuple, _ []starlark.Tuple) (starlark.Value, error) {
var v string
if err := starlark.UnpackPositionalArgs(b.Name(), args, nil, 1, &v); err != nil {
return nil, err
}
q, err := resource.ParseQuantity(v)
if err != nil {
return nil, fmt.Errorf("%v: failed to parse quantity string: %v", b.Name(), err)
}
return skycfg.NewProtoMessage(&q), nil
}
// fromStringFn converts Stalark integer to string *intstr.IntOrString (skycfg wrapped).
func fromStringFn(_ *starlark.Thread, b *starlark.Builtin, args starlark.Tuple, _ []starlark.Tuple) (starlark.Value, error) {
var v string
if err := starlark.UnpackPositionalArgs(b.Name(), args, nil, 1, &v); err != nil {
return nil, err
}
p := intstr.FromString(v)
return skycfg.NewProtoMessage(&p), nil
}
// fromIntFn converts Stalark integer to integer *intstr.IntOrString (skycfg wrapped).
func fromIntFn(_ *starlark.Thread, b *starlark.Builtin, args starlark.Tuple, _ []starlark.Tuple) (starlark.Value, error) {
var v int
if err := starlark.UnpackPositionalArgs(b.Name(), args, nil, 1, &v); err != nil {
return nil, err
}
p := intstr.FromInt(v)
return skycfg.NewProtoMessage(&p), nil
}