Cloud Data Loss Prevention (Cloud DLP) is now a part of Sensitive Data Protection. The API name remains the same: Cloud Data Loss Prevention API (DLP API). For information about the services that make up Sensitive Data Protection, see
Sensitive Data Protection overview.
Inspect a string, excluding REGEX matches
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Omit email addresses ending with a specific domain from an EMAIL_ADDRESS detector scan.
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For detailed documentation that includes this code sample, see the following:
Code sample
Go
To learn how to install and use the client library for Sensitive Data Protection, see
Sensitive Data Protection client libraries.
To authenticate to Sensitive Data Protection, set up Application Default Credentials.
For more information, see
Set up authentication for a local development environment.
import (
"context"
"fmt"
"io"
dlp "cloud.google.com/go/dlp/apiv2"
"cloud.google.com/go/dlp/apiv2/dlppb"
)
// inspectStringWithExclusionRegex inspects a string excluding REGEX matches
// in this function specifically the function omits email addresses ending with a specific
// domain from EMAIL_ADDRESS detector scan.
func inspectStringWithExclusionRegex(w io.Writer, projectID, textToInspect, excludedRegex string) error {
// projectID := "my-project-id"
// textToInspect := "Some email addresses: gary@example.com, bob@example.org"
// excludedRegex := ".+@example.com"
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),
},
},
}
// Specify the type of info the inspection will look for.
// See https://cloud.google.com/dlp/docs/infotypes-reference for complete list of info types.
infoTypes := []*dlppb.InfoType{
{Name: "PHONE_NUMBER"},
{Name: "EMAIL_ADDRESS"},
{Name: "CREDIT_CARD_NUMBER"},
}
// Exclude matches from the specified excludedMatchList.
exclusionRule := &dlppb.ExclusionRule{
Type: &dlppb.ExclusionRule_Regex{
Regex: &dlppb.CustomInfoType_Regex{
Pattern: excludedRegex,
},
},
MatchingType: dlppb.MatchingType_MATCHING_TYPE_FULL_MATCH,
}
// Construct a ruleset that applies the exclusion rule to the EMAIL_ADDRESSES infotype.
ruleSet := &dlppb.InspectionRuleSet{
InfoTypes: []*dlppb.InfoType{
{Name: "EMAIL_ADDRESS"},
},
Rules: []*dlppb.InspectionRule{
{
Type: &dlppb.InspectionRule_ExclusionRule{
ExclusionRule: exclusionRule,
},
},
},
}
// Construct the Inspect request to be sent by the client.
req := &dlppb.InspectContentRequest{
Parent: fmt.Sprintf("projects/%s/locations/global", projectID),
Item: contentItem,
InspectConfig: &dlppb.InspectConfig{
InfoTypes: infoTypes,
IncludeQuote: true,
RuleSet: []*dlppb.InspectionRuleSet{
ruleSet,
},
},
}
// Send the request.
resp, err := client.InspectContent(ctx, req)
if err != nil {
return err
}
// Process the 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
}
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