harness-drone/plugin/converter/starlark.go
Phil Davis 8c24225240
Make starlark step limit configurable (#3134)
Define environment variable DRONE_STARLARK_STEP_LIMIT to some number to
override the default value.
2021-09-03 11:35:44 +01:00

63 lines
1.6 KiB
Go

// Copyright 2019 Drone IO, Inc.
//
// 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.
// +build !oss
package converter
import (
"context"
"strings"
"github.com/drone/drone/core"
"github.com/drone/drone/plugin/converter/starlark"
)
// Starlark returns a conversion service that converts the
// starlark file to a yaml file.
func Starlark(enabled bool, stepLimit uint64) core.ConvertService {
return &starlarkPlugin{
enabled: enabled,
stepLimit: stepLimit,
}
}
type starlarkPlugin struct {
enabled bool
stepLimit uint64
}
func (p *starlarkPlugin) Convert(ctx context.Context, req *core.ConvertArgs) (*core.Config, error) {
if p.enabled == false {
return nil, nil
}
// if the file extension is not jsonnet we can
// skip this plugin by returning zero values.
switch {
case strings.HasSuffix(req.Repo.Config, ".script"):
case strings.HasSuffix(req.Repo.Config, ".star"):
case strings.HasSuffix(req.Repo.Config, ".starlark"):
default:
return nil, nil
}
file, err := starlark.Parse(req, nil, nil, p.stepLimit)
if err != nil {
return nil, err
}
return &core.Config{
Data: file,
}, nil
}