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55 lines
1.5 KiB
55 lines
1.5 KiB
/*
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Copyright The Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package plugin
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import (
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"bytes"
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"fmt"
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"reflect"
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"go.yaml.in/yaml/v3"
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)
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// Config represents an plugin type specific configuration
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// It is expected to type assert (cast) the a Config to its expected underlying type (schema.ConfigCLIV1, schema.ConfigGetterV1, etc).
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type Config interface {
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Validate() error
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}
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func unmarshaConfig(pluginType string, configData map[string]any) (Config, error) {
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pluginTypeMeta, ok := pluginTypesIndex[pluginType]
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if !ok {
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return nil, fmt.Errorf("unknown plugin type %q", pluginType)
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}
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// TODO: Avoid (yaml) serialization/deserialization for type conversion here
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data, err := yaml.Marshal(configData)
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if err != nil {
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return nil, fmt.Errorf("failed to marshel config data (plugin type %s): %w", pluginType, err)
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}
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config := reflect.New(pluginTypeMeta.configType)
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d := yaml.NewDecoder(bytes.NewReader(data))
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d.KnownFields(true)
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if err := d.Decode(config.Interface()); err != nil {
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return nil, err
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}
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return config.Interface().(Config), nil
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}
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