86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
package environment
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import (
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"github.com/imdario/mergo"
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"github.com/roboll/helmfile/pkg/maputil"
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"gopkg.in/yaml.v2"
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)
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type Environment struct {
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Name string
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Values map[string]interface{}
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Defaults map[string]interface{}
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}
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var EmptyEnvironment Environment
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func (e Environment) DeepCopy() Environment {
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valuesBytes, err := yaml.Marshal(e.Values)
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if err != nil {
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panic(err)
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}
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var values map[string]interface{}
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if err := yaml.Unmarshal(valuesBytes, &values); err != nil {
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panic(err)
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}
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values, err = maputil.CastKeysToStrings(values)
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if err != nil {
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panic(err)
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}
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defaultsBytes, err := yaml.Marshal(e.Defaults)
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if err != nil {
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panic(err)
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}
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var defaults map[string]interface{}
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if err := yaml.Unmarshal(defaultsBytes, &defaults); err != nil {
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panic(err)
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}
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defaults, err = maputil.CastKeysToStrings(defaults)
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if err != nil {
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panic(err)
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}
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return Environment{
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Name: e.Name,
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Values: values,
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Defaults: defaults,
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}
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}
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func (e *Environment) Merge(other *Environment) (*Environment, error) {
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if e == nil {
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if other != nil {
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copy := other.DeepCopy()
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return ©, nil
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}
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return nil, nil
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}
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copy := e.DeepCopy()
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if other != nil {
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if err := mergo.Merge(©, other, mergo.WithOverride, mergo.WithOverwriteWithEmptyValue); err != nil {
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return nil, err
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}
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}
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return ©, nil
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}
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func (e *Environment) GetMergedValues() (map[string]interface{}, error) {
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vals := map[string]interface{}{}
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if err := mergo.Merge(&vals, e.Defaults, mergo.WithOverride, mergo.WithOverwriteWithEmptyValue); err != nil {
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return nil, err
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}
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if err := mergo.Merge(&vals, e.Values, mergo.WithOverride, mergo.WithOverwriteWithEmptyValue); err != nil {
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return nil, err
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}
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vals, err := maputil.CastKeysToStrings(vals)
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if err != nil {
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return nil, err
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}
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return vals, nil
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}
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