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schema.go
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schema.go
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// Copyright 2017 The kubecfg authors
//
//
// 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 parts
import (
"fmt"
"github.com/blang/semver"
"github.com/ghodss/yaml"
"github.com/pkg/errors"
)
const (
DefaultAPIVersion = "0.0.1"
DefaultKind = "ksonnet.io/parts"
)
type Spec struct {
APIVersion string `json:"apiVersion"`
Kind string `json:"kind"`
Prototypes PrototypeRefSpecs `json:"prototypes"`
Name string `json:"name"`
Version string `json:"version"`
Description string `json:"description"`
Author string `json:"author"`
Contributors ContributorSpecs `json:"contributors"`
Repository RepositorySpec `json:"repository"`
Bugs *BugSpec `json:"bugs"`
Keywords []string `json:"keywords"`
QuickStart *QuickStartSpec `json:"quickStart"`
License string `json:"license"`
}
func Unmarshal(bytes []byte) (*Spec, error) {
schema := Spec{}
err := yaml.Unmarshal(bytes, &schema)
if err != nil {
return nil, err
}
if err = schema.validate(); err != nil {
return nil, err
}
return &schema, nil
}
func (s *Spec) Marshal() ([]byte, error) {
return yaml.Marshal(s)
}
func (s *Spec) validate() error {
compatVer, _ := semver.Make(DefaultAPIVersion)
ver, err := semver.Make(s.APIVersion)
if err != nil {
return errors.Wrap(err, "Failed to parse version in app spec")
} else if compatVer.Compare(ver) != 0 {
return fmt.Errorf(
"Library '%s' uses unsupported spec version '%s' (this client only supports %s)",
s.Name,
s.APIVersion,
DefaultAPIVersion)
}
return nil
}
type ContributorSpec struct {
Name string `json:"name"`
Email string `json:"email"`
}
type ContributorSpecs []*ContributorSpec
type RepositorySpec struct {
Type string `json:"type"`
URL string `json:"url"`
}
type BugSpec struct {
URL string `json:"url"`
}
type QuickStartSpec struct {
Prototype string `json:"prototype"`
ComponentName string `json:"componentName"`
Flags map[string]string `json:"flags"`
Comment string `json:"comment"`
}
type Specs []*Spec
type PrototypeRefSpecs []string