woodpecker/pipeline/schema/schema.go

50 lines
1.1 KiB
Go

package schema
import (
_ "embed"
"fmt"
"io"
"codeberg.org/6543/go-yaml2json"
"codeberg.org/6543/xyaml"
"github.com/xeipuuv/gojsonschema"
"gopkg.in/yaml.v3"
)
//go:embed schema.json
var schemaDefinition []byte
// Lint lints an io.Reader against the Woodpecker schema.json
func Lint(r io.Reader) ([]gojsonschema.ResultError, error) {
schemaLoader := gojsonschema.NewBytesLoader(schemaDefinition)
// read yaml config
rBytes, err := io.ReadAll(r)
if err != nil {
return nil, fmt.Errorf("Failed to load yml file %w", err)
}
// resolve sequence merges
yamlDoc := new(yaml.Node)
if err := xyaml.Unmarshal(rBytes, yamlDoc); err != nil {
return nil, fmt.Errorf("Failed to parse yml file %w", err)
}
// convert to json
jsonDoc, err := yaml2json.ConvertNode(yamlDoc)
if err != nil {
return nil, fmt.Errorf("Failed to convert yaml %w", err)
}
documentLoader := gojsonschema.NewBytesLoader(jsonDoc)
result, err := gojsonschema.Validate(schemaLoader, documentLoader)
if err != nil {
return nil, fmt.Errorf("Validation failed %w", err)
}
if !result.Valid() {
return result.Errors(), fmt.Errorf("Config not valid")
}
return nil, nil
}