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inspect_with_custom_regex.go
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/
inspect_with_custom_regex.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 inspect
// [START dlp_inspect_custom_regex]
import (
"context"
"fmt"
"io"
dlp "cloud.google.com/go/dlp/apiv2"
"cloud.google.com/go/dlp/apiv2/dlppb"
)
// inspectWithCustomRegex inspect a data with custom regex pattern
func inspectWithCustomRegex(w io.Writer, projectID, textToInspect, customRegexPattern, infoTypeName string) error {
//projectID := "my-project-id"
//textToInspect := "Patients MRN 444-5-22222"
//customRegexPattern := "[1-9]{3}-[1-9]{1}-[1-9]{5}"
//infoTypeName := "C_MRN"
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 the type and content to be inspected.
contentItem := &dlppb.ContentItem{
DataItem: &dlppb.ContentItem_ByteItem{
ByteItem: &dlppb.ByteContentItem{
Type: dlppb.ByteContentItem_TEXT_UTF8,
Data: []byte(textToInspect),
},
},
}
// Construct the custom regex detectors
customInfoType := &dlppb.CustomInfoType{
InfoType: &dlppb.InfoType{
Name: infoTypeName,
},
// Specify the regex pattern the inspection will look for.
Type: &dlppb.CustomInfoType_Regex_{
Regex: &dlppb.CustomInfoType_Regex{
Pattern: customRegexPattern,
},
},
Likelihood: dlppb.Likelihood_POSSIBLE,
}
// Construct the Inspect request to be sent by the client.
req := &dlppb.InspectContentRequest{
Parent: fmt.Sprintf("projects/%s/locations/global", projectID),
Item: contentItem,
// Construct the configuration for the Inspect request.
InspectConfig: &dlppb.InspectConfig{
CustomInfoTypes: []*dlppb.CustomInfoType{
customInfoType,
},
IncludeQuote: true,
},
}
// Send the request.
resp, err := client.InspectContent(ctx, req)
if err != nil {
return err
}
// Parse the response and process results
fmt.Fprintf(w, "Findings: %v\n", len(resp.Result.Findings))
for _, v := range resp.GetResult().Findings {
fmt.Fprintf(w, "Quote: %v\n", v.GetQuote())
fmt.Fprintf(w, "Infotype Name: %v\n", v.GetInfoType().GetName())
fmt.Fprintf(w, "Likelihood: %v\n", v.GetLikelihood())
}
return nil
}
// [END dlp_inspect_custom_regex]