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deid_table_primitive_bucketing.go
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deid_table_primitive_bucketing.go
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// Copyright 2023 Google LLC
//
// 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
//
// https://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.
package deid
// [START dlp_deidentify_table_primitive_bucketing]
import (
"context"
"fmt"
"io"
dlp "cloud.google.com/go/dlp/apiv2"
"cloud.google.com/go/dlp/apiv2/dlppb"
)
// deIdentifyTablePrimitiveBucketing bucket sensitive data by grouping numerical values into
// predefined ranges to generalize and protect user information.
func deIdentifyTablePrimitiveBucketing(w io.Writer, projectID string) error {
// projectId := "your-project-id"
row1 := &dlppb.Table_Row{
Values: []*dlppb.Value{
{Type: &dlppb.Value_StringValue{StringValue: "22"}},
{Type: &dlppb.Value_StringValue{StringValue: "Jane Austen"}},
{Type: &dlppb.Value_StringValue{StringValue: "21"}},
},
}
row2 := &dlppb.Table_Row{
Values: []*dlppb.Value{
{Type: &dlppb.Value_StringValue{StringValue: "101"}},
{Type: &dlppb.Value_StringValue{StringValue: "Charles Dickens"}},
{Type: &dlppb.Value_StringValue{StringValue: "95"}},
},
}
row3 := &dlppb.Table_Row{
Values: []*dlppb.Value{
{Type: &dlppb.Value_StringValue{StringValue: "55"}},
{Type: &dlppb.Value_StringValue{StringValue: "Mark Twain"}},
{Type: &dlppb.Value_StringValue{StringValue: "75"}},
},
}
tableToDeidentify := &dlppb.Table{
Headers: []*dlppb.FieldId{
{Name: "AGE"},
{Name: "PATIENT"},
{Name: "HAPPINESS SCORE"},
},
Rows: []*dlppb.Table_Row{
{Values: row1.Values},
{Values: row2.Values},
{Values: row3.Values},
},
}
ctx := context.Background()
// Initialize a client once and reuse it to send multiple requests. Clients
// are safe to use across goroutines. When the client is no longer needed,
// call the Close method to cleanup its resources.
client, err := dlp.NewClient(ctx)
if err != nil {
return err
}
// Closing the client safely cleans up background resources.
defer client.Close()
// Specify what content you want the service to de-identify.
contentItem := &dlppb.ContentItem{
DataItem: &dlppb.ContentItem_Table{
Table: tableToDeidentify,
},
}
// Specify how the content should be de-identified.
buckets := []*dlppb.BucketingConfig_Bucket{
{
Min: &dlppb.Value{
Type: &dlppb.Value_IntegerValue{
IntegerValue: 0,
},
},
Max: &dlppb.Value{
Type: &dlppb.Value_IntegerValue{
IntegerValue: 25,
},
},
ReplacementValue: &dlppb.Value{
Type: &dlppb.Value_StringValue{
StringValue: "low",
},
},
},
{
Min: &dlppb.Value{
Type: &dlppb.Value_IntegerValue{
IntegerValue: 25,
},
},
Max: &dlppb.Value{
Type: &dlppb.Value_IntegerValue{
IntegerValue: 75,
},
},
ReplacementValue: &dlppb.Value{
Type: &dlppb.Value_StringValue{
StringValue: "Medium",
},
},
},
{
Min: &dlppb.Value{
Type: &dlppb.Value_IntegerValue{
IntegerValue: 75,
},
},
Max: &dlppb.Value{
Type: &dlppb.Value_IntegerValue{
IntegerValue: 100,
},
},
ReplacementValue: &dlppb.Value{
Type: &dlppb.Value_StringValue{
StringValue: "High",
},
},
},
}
// Specify the BucketingConfig in primitive transformation.
primitiveTransformation := &dlppb.PrimitiveTransformation_BucketingConfig{
BucketingConfig: &dlppb.BucketingConfig{
Buckets: buckets,
},
}
// Specify the field of the table to be de-identified
feildId := &dlppb.FieldId{
Name: "HAPPINESS SCORE",
}
// Specify the field transformation which apply to input field(s) on which you want to transform.
fieldTransformation := &dlppb.FieldTransformation{
Transformation: &dlppb.FieldTransformation_PrimitiveTransformation{
PrimitiveTransformation: &dlppb.PrimitiveTransformation{
Transformation: primitiveTransformation,
},
},
Fields: []*dlppb.FieldId{
feildId,
},
}
// Specify the record transformation to transform the record by applying various field transformations
transformation := &dlppb.RecordTransformations{
FieldTransformations: []*dlppb.FieldTransformation{
fieldTransformation,
},
}
// Specify the deidentification config.
deidentifyConfig := &dlppb.DeidentifyConfig{
Transformation: &dlppb.DeidentifyConfig_RecordTransformations{
RecordTransformations: transformation,
},
}
// Construct the de-identification request to be sent by the client.
req := &dlppb.DeidentifyContentRequest{
Parent: fmt.Sprintf("projects/%s/locations/global", projectID),
DeidentifyConfig: deidentifyConfig,
Item: contentItem,
}
// Send the request.
resp, err := client.DeidentifyContent(ctx, req)
if err != nil {
return err
}
// Print the results.
fmt.Fprintf(w, "Table after de-identification : %v", resp.GetItem().GetTable())
return nil
}
// [END dlp_deidentify_table_primitive_bucketing]