linting: Restores unused code linting for Service Packages

.golangci.yml

@@ -15,7 +15,7 @@ issues:
 linters:
   disable-all: true
   enable:
-    # - deadcode
+    - deadcode
     - errcheck
     - gofmt
     # - gomnd
@@ -30,7 +30,7 @@ linters:
     - structcheck
     - unconvert
     # - unparam
-    # - varcheck
+    - varcheck
     - vet
 
 linters-settings:

internal/service/apigateway/account_test.go

@@ -5,7 +5,6 @@ import (
 	"regexp"
 	"testing"
 
-	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/service/apigateway"
 	sdkacctest "github.com/hashicorp/terraform-plugin-sdk/v2/helper/acctest"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
@@ -118,25 +117,6 @@ func testAccCheckAccountDestroy(s *terraform.State) error {
 	return nil
 }
 
-// testAccPreCheckAccountCloudWatchRoleARN checks whether a CloudWatch role ARN has been configured in the current AWS region.
-func testAccPreCheckAccountCloudWatchRoleARN(t *testing.T) {
-	conn := acctest.Provider.Meta().(*conns.AWSClient).APIGatewayConn
-
-	output, err := conn.GetAccount(&apigateway.GetAccountInput{})
-
-	if acctest.PreCheckSkipError(err) {
-		t.Skipf("skipping tests: %s", err)
-	}
-
-	if err != nil {
-		t.Fatalf("error reading API Gateway Account: %s", err)
-	}
-
-	if output == nil || aws.StringValue(output.CloudwatchRoleArn) == "" {
-		t.Skip("skipping tests; no API Gateway CloudWatch role ARN has been configured in this region")
-	}
-}
-
 const testAccAccountConfig_empty = `
 resource "aws_api_gateway_account" "test" {
 }

internal/service/cloudformation/stack_test.go

@@ -497,16 +497,6 @@ func testAccCheckDestroy(s *terraform.State) error {
 	return nil
 }
 
-func testAccCheckCloudFormationStackNotRecreated(i, j *cloudformation.Stack) resource.TestCheckFunc {
-	return func(s *terraform.State) error {
-		if aws.StringValue(i.StackId) != aws.StringValue(j.StackId) {
-			return fmt.Errorf("CloudFormation stack recreated")
-		}
-
-		return nil
-	}
-}
-
 func testAccCheckCloudFormationStackDisappears(stack *cloudformation.Stack) resource.TestCheckFunc {
 	return func(s *terraform.State) error {
 		conn := acctest.Provider.Meta().(*conns.AWSClient).CloudFormationConn

internal/service/guardduty/wait.go

@@ -15,8 +15,7 @@ const (
 	adminAccountNotFoundTimeout = 5 * time.Minute
 
 	// Maximum amount of time to wait for a PublishingDestination to return Publishing
-	publishingDestinationCreatedTimeout    = 5 * time.Minute
-	publishingDestinationCreatedMinTimeout = 3 * time.Second
+	publishingDestinationCreatedTimeout = 5 * time.Minute
 
 	// Maximum amount of time to wait for membership to propagate
 	// When removing Organization Admin Accounts, there is eventual
@@ -32,7 +31,7 @@ func waitAdminAccountEnabled(conn *guardduty.GuardDuty, adminAccountID string) (
 		Pending: []string{adminStatusNotFound},
 		Target:  []string{guardduty.AdminStatusEnabled},
 		Refresh: statusAdminAccountAdmin(conn, adminAccountID),
-		Timeout: adminAccountNotFoundTimeout,
+		Timeout: adminAccountEnabledTimeout,
 	}
 
 	outputRaw, err := stateConf.WaitForState()

internal/service/kafka/cluster.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"log"
-	"time"
 
 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/service/kafka"
@@ -30,9 +29,9 @@ func ResourceCluster() *schema.Resource {
 		},
 
 		Timeouts: &schema.ResourceTimeout{
-			Create: schema.DefaultTimeout(120 * time.Minute),
-			Update: schema.DefaultTimeout(120 * time.Minute),
-			Delete: schema.DefaultTimeout(120 * time.Minute),
+			Create: schema.DefaultTimeout(clusterCreateDefaultTimeout),
+			Update: schema.DefaultTimeout(clusterUpdateDefaultTimeout),
+			Delete: schema.DefaultTimeout(clusterDeleteDefaultTimeout),
 		},
 
 		CustomizeDiff: customdiff.Sequence(

internal/service/kafka/wait.go

@@ -11,9 +11,9 @@ import (
 )
 
 const (
-	clusterCreateTimeout = 120 * time.Minute
-	clusterUpdateTimeout = 120 * time.Minute
-	clusterDeleteTimeout = 120 * time.Minute
+	clusterCreateDefaultTimeout = 120 * time.Minute
+	clusterUpdateDefaultTimeout = 120 * time.Minute
+	clusterDeleteDefaultTimeout = 120 * time.Minute
 )
 
 const (

internal/service/lexmodelbuilding/status.go

@@ -9,13 +9,6 @@ import (
 )
 
 const (
-	//Lex Bot Statuses
-	lexModeBuildingServicesStatusBuilding          = "BUILDING"
-	lexModeBuildingServicesStatusFailed            = "FAILED"
-	lexModeBuildingServicesStatusNotBuilt          = "NOT_BUILT"
-	lexModeBuildingServicesStatusReady             = "READY"
-	lexModeBuildingServicesStatusReadyBasicTesting = "READY_BASIC_TESTING"
-
 	lexModelBuildingServiceStatusCreated  = "CREATED"
 	lexModelBuildingServiceStatusNotFound = "NOTFOUND"
 	lexModelBuildingServiceStatusUnknown  = "UNKNOWN"

internal/service/redshift/enum.go

@@ -1,6 +1,7 @@
 package redshift
 
 // https://docs.aws.amazon.com/redshift/latest/mgmt/working-with-clusters.html#rs-mgmt-cluster-status.
+//nolint:deadcode,varcheck // These constants are missing from the AWS SDK
 const (
 	clusterStatusAvailable              = "available"
 	clusterStatusAvailablePrepForResize = "available, prep-for-resize"
@@ -29,6 +30,7 @@ const (
 	clusterTypeSingleNode = "single-node"
 )
 
+//nolint:deadcode // These constants are missing from the AWS SDK
 func clusterType_Values() []string {
 	return []string{
 		clusterTypeMultiNode,

internal/service/s3/wait.go

@@ -2,18 +2,9 @@ package s3
 
 import (
 	"time"
-
-	"github.com/aws/aws-sdk-go/service/s3"
-	"github.com/hashicorp/terraform-provider-aws/internal/tfresource"
 )
 
 const (
 	bucketCreatedTimeout = 2 * time.Minute
 	propagationTimeout   = 1 * time.Minute
 )
-
-// waitRetryWhenBucketNotFound retries the specified function if the returned error indicates that a bucket is not found.
-// If the retries time out the specified function is called one last time.
-func waitRetryWhenBucketNotFound(f func() (interface{}, error)) (interface{}, error) {
-	return tfresource.RetryWhenAWSErrCodeEquals(propagationTimeout, f, s3.ErrCodeNoSuchBucket)
-}

internal/service/s3control/errors.go

@@ -2,7 +2,7 @@ package s3control
 
 // Error code constants missing from AWS Go SDK:
 // https://docs.aws.amazon.com/sdk-for-go/api/service/s3control/#pkg-constants
-
+//nolint:deadcode,varcheck // These constants are missing from the AWS SDK
 const (
 	errCodeNoSuchAccessPoint       = "NoSuchAccessPoint"
 	errCodeNoSuchAccessPointPolicy = "NoSuchAccessPointPolicy"

internal/service/servicecatalog/tags.go

@@ -13,31 +13,6 @@ import (
 
 // Custom Service Catalog tag service update functions using the same format as generated code.
 
-func portfolioUpdateTags(conn *servicecatalog.ServiceCatalog, identifier string, oldTagsMap interface{}, newTagsMap interface{}) error {
-	oldTags := tftags.New(oldTagsMap)
-	newTags := tftags.New(newTagsMap)
-
-	input := &servicecatalog.UpdatePortfolioInput{
-		Id: aws.String(identifier),
-	}
-
-	if removedTags := oldTags.Removed(newTags); len(removedTags) > 0 {
-		input.RemoveTags = aws.StringSlice(removedTags.IgnoreAWS().Keys())
-	}
-
-	if updatedTags := oldTags.Updated(newTags); len(updatedTags) > 0 {
-		input.AddTags = Tags(updatedTags.IgnoreAWS())
-	}
-
-	_, err := conn.UpdatePortfolio(input)
-
-	if err != nil {
-		return fmt.Errorf("error updating tags for Service Catalog Product (%s): %w", identifier, err)
-	}
-
-	return nil
-}
-
 func productUpdateTags(conn *servicecatalog.ServiceCatalog, identifier string, oldTagsMap interface{}, newTagsMap interface{}) error {
 	oldTags := tftags.New(oldTagsMap)
 	newTags := tftags.New(newTagsMap)

internal/service/storagegateway/enum.go

@@ -44,6 +44,7 @@ const (
 	fileSystemAssociationDeleteTimeout = 3 * time.Minute
 )
 
+//nolint:deadcode,varcheck // These constants are missing from the AWS SDK
 const (
 	fileSystemAssociationStatusAvailable     = "AVAILABLE"
 	fileSystemAssociationStatusCreating      = "CREATING"

internal/service/storagegateway/status.go

@@ -14,13 +14,8 @@ import (
 const (
 	storageGatewayGatewayStatusConnected = "GatewayConnected"
 	storediSCSIVolumeStatusNotFound      = "NotFound"
-	storediSCSIVolumeStatusUnknown       = "Unknown"
 	nfsFileShareStatusNotFound           = "NotFound"
-	nfsFileShareStatusUnknown            = "Unknown"
-	smbFileShareStatusNotFound           = "NotFound"
-	smbFileShareStatusUnknown            = "Unknown"
 	fileSystemAssociationStatusNotFound  = "NotFound"
-	fileSystemAssociationStatusUnknown   = "Unknown"
 )
 
 func statusStorageGatewayGateway(conn *storagegateway.StorageGateway, gatewayARN string) resource.StateRefreshFunc {
@@ -78,7 +73,7 @@ func statusStorediSCSIVolume(conn *storagegateway.StorageGateway, volumeARN stri
 		}
 
 		if err != nil {
-			return nil, storediSCSIVolumeStatusUnknown, err
+			return nil, "", err
 		}
 
 		if output == nil || len(output.StorediSCSIVolumes) == 0 {
@@ -101,7 +96,7 @@ func statusNFSFileShare(conn *storagegateway.StorageGateway, fileShareArn string
 			if tfawserr.ErrMessageContains(err, storagegateway.ErrCodeInvalidGatewayRequestException, "The specified file share was not found.") {
 				return nil, nfsFileShareStatusNotFound, nil
 			}
-			return nil, nfsFileShareStatusUnknown, fmt.Errorf("error reading Storage Gateway NFS File Share: %w", err)
+			return nil, "", fmt.Errorf("error reading Storage Gateway NFS File Share: %w", err)
 		}
 
 		if output == nil || len(output.NFSFileShareInfoList) == 0 || output.NFSFileShareInfoList[0] == nil {