mirror of https://github.com/databricks/cli.git
110 lines
2.9 KiB
Go
110 lines
2.9 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"log"
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"os"
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"reflect"
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"github.com/databricks/cli/bundle/config"
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"github.com/databricks/cli/bundle/config/variable"
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"github.com/databricks/cli/libs/jsonschema"
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)
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func interpolationPattern(s string) string {
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return fmt.Sprintf(`\$\{(%s(\.[a-zA-Z]+([-_]?[a-zA-Z0-9]+)*(\[[0-9]+\])*)+)\}`, s)
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}
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func addInterpolationPatterns(typ reflect.Type, s jsonschema.Schema) jsonschema.Schema {
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if typ == reflect.TypeOf(config.Root{}) || typ == reflect.TypeOf(variable.Variable{}) {
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return s
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}
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// The variables block in a target override allows for directly specifying
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// the value of the variable.
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if typ == reflect.TypeOf(variable.TargetVariable{}) {
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return jsonschema.Schema{
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AnyOf: []jsonschema.Schema{
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// We keep the original schema so that autocomplete suggestions
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// continue to work.
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s,
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// All values are valid for a variable value, be it primitive types
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// like string/bool or complex ones like objects/arrays. Thus we override
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// the schema to allow all valid JSON values.
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{},
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},
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}
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}
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switch s.Type {
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case jsonschema.ArrayType, jsonschema.ObjectType:
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// arrays and objects can have complex variable values specified.
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return jsonschema.Schema{
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AnyOf: []jsonschema.Schema{
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s,
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{
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Type: jsonschema.StringType,
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Pattern: interpolationPattern("var"),
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}},
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}
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case jsonschema.IntegerType, jsonschema.NumberType, jsonschema.BooleanType:
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// primitives can have variable values, or references like ${bundle.xyz}
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// or ${workspace.xyz}
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return jsonschema.Schema{
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AnyOf: []jsonschema.Schema{
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s,
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{Type: jsonschema.StringType, Pattern: interpolationPattern("resources")},
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{Type: jsonschema.StringType, Pattern: interpolationPattern("bundle")},
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{Type: jsonschema.StringType, Pattern: interpolationPattern("workspace")},
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{Type: jsonschema.StringType, Pattern: interpolationPattern("artifacts")},
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{Type: jsonschema.StringType, Pattern: interpolationPattern("var")},
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},
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}
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default:
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return s
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}
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}
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func main() {
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if len(os.Args) != 2 {
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fmt.Println("Usage: go run main.go <output-file>")
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os.Exit(1)
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}
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// Output file, where the generated JSON schema will be written to.
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outputFile := os.Args[1]
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// Input file, the databricks openapi spec.
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inputFile := os.Getenv("DATABRICKS_OPENAPI_SPEC")
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if inputFile == "" {
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log.Fatal("DATABRICKS_OPENAPI_SPEC environment variable not set")
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}
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p, err := newParser(inputFile)
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if err != nil {
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log.Fatal(err)
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}
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// Generate the JSON schema from the bundle Go struct.
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s, err := jsonschema.FromType(reflect.TypeOf(config.Root{}), []func(reflect.Type, jsonschema.Schema) jsonschema.Schema{
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p.addDescriptions,
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p.addEnums,
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addInterpolationPatterns,
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})
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if err != nil {
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log.Fatal(err)
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}
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b, err := json.MarshalIndent(s, "", " ")
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if err != nil {
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log.Fatal(err)
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}
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// Write the schema descriptions to the output file.
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err = os.WriteFile(outputFile, b, 0644)
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if err != nil {
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log.Fatal(err)
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}
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}
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