Return json raw string in feedback result (#235)

* Return json raw string in feedback result

Signed-off-by: Jian Qiu <[email protected]>

* Add a featuregate to enable raw json string

Signed-off-by: Jian Qiu <[email protected]>

---------

Signed-off-by: Jian Qiu <[email protected]>

Author: qiujian16

feature/feature.go

@@ -63,6 +63,10 @@ const (
 	// ManifestWorkReplicaSet will start new controller in the Hub that can be used to deploy manifestWorks to group
 	// of clusters selected by a placement. For more info check ManifestWorkReplicaSet APIs
 	ManifestWorkReplicaSet featuregate.Feature = "ManifestWorkReplicaSet"
+
+	// RawFeedbackJsonString will make the work agent to return the feedback result as a json string if the result
+	// is not a scalar value.
+	RawFeedbackJsonString featuregate.Feature = "RawFeedbackJsonString"
 )
 
 // DefaultSpokeRegistrationFeatureGates consists of all known ocm-registration
@@ -98,4 +102,5 @@ var DefaultHubWorkFeatureGates = map[featuregate.Feature]featuregate.FeatureSpec
 // To add a new feature, define a key for it above and add it here.
 var DefaultSpokeWorkFeatureGates = map[featuregate.Feature]featuregate.FeatureSpec{
 	ExecutorValidatingCaches: {Default: false, PreRelease: featuregate.Alpha},
+	RawFeedbackJsonString:    {Default: false, PreRelease: featuregate.Alpha},
 }

work/v1/0000_00_work.open-cluster-management.io_manifestworks.crd.yaml

@@ -512,9 +512,14 @@ spec:
                                           when type is integer.
                                         format: int64
                                         type: integer
+                                      jsonRaw:
+                                        description: JsonRaw is a json string when
+                                          type is a list or object
+                                        maxLength: 1024
+                                        type: string
                                       string:
                                         description: String is the string value when
-                                          when type is string.
+                                          type is string.
                                         type: string
                                       type:
                                         description: Type represents the type of the
@@ -523,6 +528,7 @@ spec:
                                         - Integer
                                         - String
                                         - Boolean
+                                        - JsonRaw
                                         type: string
                                     required:
                                     - type

work/v1/types.go

@@ -452,22 +452,27 @@ type FieldValue struct {
 	// +optional
 	Integer *int64 `json:"integer,omitempty"`
 
-	// String is the string value when when type is string.
+	// String is the string value when type is string.
 	// +optional
 	String *string `json:"string,omitempty"`
 
 	// Boolean is bool value when type is boolean.
 	// +optional
 	Boolean *bool `json:"boolean,omitempty"`
+
+	// JsonRaw is a json string when type is a list or object
+	// +kubebuilder:validation:MaxLength=1024
+	JsonRaw *string `json:"jsonRaw,omitempty"`
 }
 
-// +kubebuilder:validation:Enum=Integer;String;Boolean
+// +kubebuilder:validation:Enum=Integer;String;Boolean;JsonRaw
 type ValueType string
 
 const (
 	Integer ValueType = "Integer"
 	String  ValueType = "String"
 	Boolean ValueType = "Boolean"
+	JsonRaw ValueType = "JsonRaw"
 )
 
 // ManifestConditionType represents the condition type of a single