remove gateway completely (#15929)

internal/auth/credentials.go

@@ -40,7 +40,7 @@ const (
 	// There is no max length enforcement for access keys
 	accessKeyMaxLen = 20
 
-	// Minimum length for MinIO secret key for both server and gateway mode.
+	// Minimum length for MinIO secret key for both server
 	secretKeyMinLen = 8
 
 	// Maximum secret key length for MinIO, this

internal/bucket/encryption/bucket-sse-config.go

@@ -124,7 +124,6 @@ func ParseBucketSSEConfig(r io.Reader) (*BucketSSEConfig, error) {
 // when bucketSSEConfig is empty.
 type ApplyOptions struct {
 	AutoEncrypt bool
-	Passthrough bool // Set to 'true' for S3 gateway mode.
 }
 
 // Apply applies the SSE bucket configuration on the given HTTP headers and
@@ -139,11 +138,7 @@ func (b *BucketSSEConfig) Apply(headers http.Header, opts ApplyOptions) {
 	}
 	if b == nil {
 		if opts.AutoEncrypt {
-			if !opts.Passthrough {
-				headers.Set(xhttp.AmzServerSideEncryption, xhttp.AmzEncryptionKMS)
-			} else {
-				headers.Set(xhttp.AmzServerSideEncryption, xhttp.AmzEncryptionAES)
-			}
+			headers.Set(xhttp.AmzServerSideEncryption, xhttp.AmzEncryptionKMS)
 		}
 		return
 	}

internal/config/errors.go

@@ -19,12 +19,6 @@ package config
 
 // UI errors
 var (
-	ErrInvalidFSValue = newErrFn(
-		"Invalid drive path",
-		"Please provide an existing deployment with MinIO",
-		"MinIO does not support newer NAS gateway deployments anymore refer https://github.com/minio/minio/issues/14331",
-	)
-
 	ErrInvalidXLValue = newErrFn(
 		"Invalid drive path",
 		"Please provide a fresh drive for single drive MinIO setup",
@@ -109,12 +103,6 @@ var (
 		"MINIO_CACHE_WATERMARK_HIGH: Valid cache high watermark value must be between 0-100",
 	)
 
-	ErrInvalidCacheEncryptionKey = newErrFn(
-		"Invalid cache encryption master key value",
-		"Please check the passed value",
-		"MINIO_CACHE_ENCRYPTION_SECRET_KEY: For more information, please refer to https://blog.min.io/deprecation-of-the-minio-gateway/",
-	)
-
 	ErrInvalidCacheRange = newErrFn(
 		"Invalid cache range value",
 		"Please check the passed value",
@@ -284,18 +272,6 @@ Example 1:
 		"Compress extensions/mime-types are delimited by `,`. For eg, MINIO_COMPRESS_MIME_TYPES=\"A,B,C\"",
 	)
 
-	ErrInvalidGWSSEValue = newErrFn(
-		"Invalid gateway SSE value",
-		"Please check the passed value",
-		"MINIO_GATEWAY_SSE: Gateway SSE accepts only C and S3 as valid values. Delimit by `;` to set more than one value",
-	)
-
-	ErrInvalidGWSSEEnvValue = newErrFn(
-		"Invalid gateway SSE configuration",
-		"",
-		"Refer to https://min.io/docs/minio/linux/administration/server-side-encryption/server-side-encryption-sse-kms.html#quickstart for setting up SSE",
-	)
-
 	ErrInvalidReplicationWorkersValue = newErrFn(
 		"Invalid value for replication workers",
 		"",

internal/logger/logger.go

@@ -63,7 +63,6 @@ const TimeFormat string = "15:04:05 MST 01/02/2006"
 var matchingFuncNames = [...]string{
 	"http.HandlerFunc.ServeHTTP",
 	"cmd.serverMain",
-	"cmd.StartGateway",
 	// add more here ..
 }