86 lines
2.0 KiB
Go
86 lines
2.0 KiB
Go
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package app
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import (
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"strings"
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"forge.cadoles.com/arcad/edge/pkg/bundle"
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"github.com/pkg/errors"
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"golang.org/x/mod/semver"
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"gopkg.in/yaml.v2"
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)
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type ID string
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type Manifest struct {
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ID ID `yaml:"id" json:"id"`
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Version string `yaml:"version" json:"version"`
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Title string `yaml:"title" json:"title"`
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Description string `yaml:"description" json:"description"`
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Tags []string `yaml:"tags" json:"tags"`
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Metadata map[string]any `yaml:"metadata" json:"metadata"`
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}
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type MetadataValidator func(map[string]any) (bool, error)
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func (m *Manifest) Validate(validators ...MetadataValidator) (bool, error) {
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if m.ID == "" {
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return false, errors.New("'id' property should not be empty")
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}
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if m.Version == "" {
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return false, errors.New("'version' property should not be empty")
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}
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version := m.Version
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if !strings.HasPrefix(version, "v") {
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version = "v" + version
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}
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if !semver.IsValid(version) {
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return false, errors.Errorf("version '%s' does not respect semver format", m.Version)
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}
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if m.Title == "" {
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return false, errors.New("'title' property should not be empty")
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}
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if m.Tags != nil {
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for _, t := range m.Tags {
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if strings.ContainsAny(t, " \t\n\r") {
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return false, errors.Errorf("tag '%s' should not contain any space or new line", t)
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}
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}
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}
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for _, v := range validators {
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valid, err := v(m.Metadata)
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if !valid || err != nil {
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return valid, errors.WithStack(err)
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}
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}
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return true, nil
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}
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func LoadManifest(b bundle.Bundle) (*Manifest, error) {
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reader, _, err := b.File("manifest.yml")
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if err != nil {
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return nil, errors.Wrap(err, "could not read manifest.yml")
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}
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defer func() {
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if err := reader.Close(); err != nil {
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panic(errors.WithStack(err))
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}
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}()
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manifest := &Manifest{}
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decoder := yaml.NewDecoder(reader)
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if err := decoder.Decode(manifest); err != nil {
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return nil, errors.Wrap(err, "could not decode manifest.yml")
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}
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return manifest, nil
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}
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