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Add json6902 patch filter based on kyaml libraries

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This commit is contained in:
Morten Torkildsen
2020-04-05 16:24:34 -07:00
parent ea807fcdcc
commit d051588789
11 changed files with 441 additions and 69 deletions
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30
plugin/builtin/patchjson6902transformer/PatchJson6902Transformer.go
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@@ -7,12 +7,14 @@ package main
import (
"fmt"
"github.com/evanphx/json-patch"
jsonpatch "github.com/evanphx/json-patch"
"github.com/pkg/errors"
"sigs.k8s.io/kustomize/api/filters/patchjson6902"
"sigs.k8s.io/kustomize/api/ifc"
"sigs.k8s.io/kustomize/api/resid"
"sigs.k8s.io/kustomize/api/resmap"
"sigs.k8s.io/kustomize/api/types"
"sigs.k8s.io/kustomize/kyaml/filtersutil"
"sigs.k8s.io/yaml"
)
@@ -22,6 +24,8 @@ type plugin struct {
Target types.PatchTarget `json:"target,omitempty" yaml:"target,omitempty"`
Path string `json:"path,omitempty" yaml:"path,omitempty"`
JsonOp string `json:"jsonOp,omitempty" yaml:"jsonOp,omitempty"`
YAMLSupport bool `json:"yamlSupport,omitempty" yaml:"yamlSupport,omitempty"`
}
//noinspection GoUnusedGlobalVariable
@@ -87,14 +91,20 @@ func (p *plugin) Transform(m resmap.ResMap) error {
if err != nil {
return err
}
rawObj, err := obj.MarshalJSON()
if err != nil {
return err
if !p.YAMLSupport {
rawObj, err := obj.MarshalJSON()
if err != nil {
return err
}
modifiedObj, err := p.decodedPatch.Apply(rawObj)
if err != nil {
return errors.Wrapf(
err, "failed to apply json patch '%s'", p.JsonOp)
}
return obj.UnmarshalJSON(modifiedObj)
} else {
return filtersutil.ApplyToJSON(patchjson6902.Filter{
Patch: p.JsonOp,
}, obj.Kunstructured)
}
modifiedObj, err := p.decodedPatch.Apply(rawObj)
if err != nil {
return errors.Wrapf(
err, "failed to apply json patch '%s'", p.JsonOp)
}
return obj.UnmarshalJSON(modifiedObj)
}