azblob: update to the latest SDK

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>

go.mod

@@ -5,7 +5,7 @@ go 1.20
 require (
 	cloud.google.com/go/storage v1.29.0
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.3.1
-	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.6.1
+	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.0.0
 	github.com/GehirnInc/crypt v0.0.0-20200316065508-bb7000b8a962
 	github.com/alexedwards/argon2id v0.0.0-20211130144151-3585854a6387
 	github.com/aws/aws-sdk-go-v2 v1.17.4
@@ -67,9 +67,9 @@ require (
 	go.etcd.io/bbolt v1.3.7
 	go.uber.org/automaxprocs v1.5.1
 	gocloud.dev v0.28.0
-	golang.org/x/crypto v0.5.0
+	golang.org/x/crypto v0.6.0
-	golang.org/x/net v0.5.0
+	golang.org/x/net v0.6.0
-	golang.org/x/oauth2 v0.4.0
+	golang.org/x/oauth2 v0.5.0
 	golang.org/x/sys v0.5.0
 	golang.org/x/term v0.5.0
 	golang.org/x/time v0.3.0
@@ -112,7 +112,7 @@ require (
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
-	github.com/googleapis/enterprise-certificate-proxy v0.2.1 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.2.2 // indirect
 	github.com/googleapis/gax-go/v2 v2.7.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
@@ -166,5 +166,5 @@ require (
 
 replace (
 	github.com/jlaffaye/ftp => github.com/drakkan/ftp v0.0.0-20201114075148-9b9adce499a9
-	golang.org/x/crypto => github.com/drakkan/crypto v0.0.0-20230106095953-5417b4dfde62
+	golang.org/x/crypto => github.com/drakkan/crypto v0.0.0-20230209112458-e15d12511558
 )

go.sum

@@ -419,8 +419,9 @@ github.com/Azure/azure-sdk-for-go/sdk/keyvault/azkeys v0.9.0/go.mod h1:EAyXOW1F6
 github.com/Azure/azure-sdk-for-go/sdk/keyvault/internal v0.7.0/go.mod h1:9V2j0jn9jDEkCkv8w/bKTNppX/d0FVA1ud77xCIP4KA=
 github.com/Azure/azure-sdk-for-go/sdk/keyvault/internal v0.7.1/go.mod h1:9V2j0jn9jDEkCkv8w/bKTNppX/d0FVA1ud77xCIP4KA=
 github.com/Azure/azure-sdk-for-go/sdk/messaging/azservicebus v1.1.3/go.mod h1:Eo6WMP/iw9sp06+v8y030eReUwX6sULn5i3fxCDWPag=
-github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.6.1 h1:YvQv9Mz6T8oR5ypQOL6erY0Z5t71ak1uHV4QFokCOZk=
 github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.6.1/go.mod h1:c6WvOhtmjNUWbLfOG1qxM/q0SPvQNSVJvolm+C52dIU=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.0.0 h1:u/LLAOFgsMv7HmNL4Qufg58y+qElGOt5qv0z1mURkRY=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.0.0/go.mod h1:2e8rMJtl2+2j+HXbTBwnyGpm5Nou7KhvSfxOq8JpTag=
 github.com/Azure/go-amqp v0.17.0/go.mod h1:9YJ3RhxRT1gquYnzpZO1vcYMMpAdJT+QEg6fwmw9Zlg=
 github.com/Azure/go-amqp v0.17.5/go.mod h1:9YJ3RhxRT1gquYnzpZO1vcYMMpAdJT+QEg6fwmw9Zlg=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
@@ -846,8 +847,8 @@ github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDD
 github.com/docker/libtrust v0.0.0-20150114040149-fa567046d9b1/go.mod h1:cyGadeNEkKy96OOhEzfZl+yxihPEzKnqJwvfuSUqbZE=
 github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96/go.mod h1:Qh8CwZgvJUkLughtfhJv5dyTYa91l1fOUCrgjqmcifM=
 github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=
-github.com/drakkan/crypto v0.0.0-20230106095953-5417b4dfde62 h1:1Bk+GbTbF1PBu0idZumIiT7dQ2dW8UeswfJGWbxO4D8=
+github.com/drakkan/crypto v0.0.0-20230209112458-e15d12511558 h1:M4nv9gf47uCKouIe/FR3RzBPZdx+vquMR1mIRSEa2uw=
-github.com/drakkan/crypto v0.0.0-20230106095953-5417b4dfde62/go.mod h1:eekSq7nI5pP2ZldL4867reOp0VL9TOfTaZa0DydSYk4=
+github.com/drakkan/crypto v0.0.0-20230209112458-e15d12511558/go.mod h1:20JIOkADKNe0e6yKflVpVinG/uP19j94rhQlU7Ea/hQ=
 github.com/drakkan/ftp v0.0.0-20201114075148-9b9adce499a9 h1:LPH1dEblAOO/LoG7yHPMtBLXhQmjaga91/DDjWk9jWA=
 github.com/drakkan/ftp v0.0.0-20201114075148-9b9adce499a9/go.mod h1:2lmrmq866uF2tnje75wQHzmPXhmSWUt7Gyx2vgK1RCU=
 github.com/drakkan/webdav v0.0.0-20230124152008-9aaec6ea77c9 h1:zHUGiI7ide7ZHNHnfa7n0a7dl2FCcgfgFeixctI7SX4=
@@ -1171,8 +1172,8 @@ github.com/google/wire v0.5.0/go.mod h1:ngWDr9Qvq3yZA10YrxfyGELY/AFWGVpy9c1LTRi1
 github.com/googleapis/enterprise-certificate-proxy v0.0.0-20220520183353-fd19c99a87aa/go.mod h1:17drOmN3MwGY7t0e+Ei9b45FFGA3fBs3x36SsCg1hq8=
 github.com/googleapis/enterprise-certificate-proxy v0.1.0/go.mod h1:17drOmN3MwGY7t0e+Ei9b45FFGA3fBs3x36SsCg1hq8=
 github.com/googleapis/enterprise-certificate-proxy v0.2.0/go.mod h1:8C0jb7/mgJe/9KK8Lm7X9ctZC2t60YyIpYEI16jx0Qg=
-github.com/googleapis/enterprise-certificate-proxy v0.2.1 h1:RY7tHKZcRlk788d5WSo/e83gOyyy742E8GSs771ySpg=
+github.com/googleapis/enterprise-certificate-proxy v0.2.2 h1:jUqbmxlR+gGPQq/uvQviKpS1bSQecfs2t7o6F14sk9s=
-github.com/googleapis/enterprise-certificate-proxy v0.2.1/go.mod h1:AwSRAtLfXpU5Nm3pW+v7rGDHp09LsPtGY9MduiEsR9k=
+github.com/googleapis/enterprise-certificate-proxy v0.2.2/go.mod h1:AwSRAtLfXpU5Nm3pW+v7rGDHp09LsPtGY9MduiEsR9k=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
 github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
 github.com/googleapis/gax-go/v2 v2.1.0/go.mod h1:Q3nei7sK6ybPYH7twZdmQpAd1MKb7pfu6SK+H1/DsU0=
@@ -2179,8 +2180,8 @@ golang.org/x/net v0.1.0/go.mod h1:Cx3nUiGt4eDBEyega/BKRp+/AlGL8hYe7U9odMt2Cco=
 golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
 golang.org/x/net v0.3.0/go.mod h1:MBQ8lrhLObU/6UmLb4fmbmk5OcyYmqtbGd/9yIeKjEE=
 golang.org/x/net v0.4.0/go.mod h1:MBQ8lrhLObU/6UmLb4fmbmk5OcyYmqtbGd/9yIeKjEE=
-golang.org/x/net v0.5.0 h1:GyT4nK/YDHSqa1c4753ouYCDajOYKTja9Xb/OHtgvSw=
+golang.org/x/net v0.6.0 h1:L4ZwwTvKW9gr0ZMS1yrHD9GZhIuVjOBBnaKH+SPQK0Q=
-golang.org/x/net v0.5.0/go.mod h1:DivGGAXEgPSlEBzxGzZI+ZLohi+xUj054jfeKui00ws=
+golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -2211,8 +2212,8 @@ golang.org/x/oauth2 v0.0.0-20221014153046-6fdb5e3db783/go.mod h1:h4gKUeWbJ4rQPri
 golang.org/x/oauth2 v0.1.0/go.mod h1:G9FE4dLTsbXUu90h/Pf85g4w1D+SSAgR+q46nJZ8M4A=
 golang.org/x/oauth2 v0.2.0/go.mod h1:Cwn6afJ8jrQwYMxQDTpISoXmXW9I6qF6vDeuuoX3Ibs=
 golang.org/x/oauth2 v0.3.0/go.mod h1:rQrIauxkUhJ6CuwEXwymO2/eh4xz2ZWF1nBkcxS+tGk=
-golang.org/x/oauth2 v0.4.0 h1:NF0gk8LVPg1Ml7SSbGyySuoxdsXitj7TvgvuRxIMc/M=
+golang.org/x/oauth2 v0.5.0 h1:HuArIo48skDwlrvM3sEdHXElYslAMsf3KwRkkW4MC4s=
-golang.org/x/oauth2 v0.4.0/go.mod h1:RznEsdpjGAINPTOF0UH/t+xJ75L18YO3Ho6Pyn+uRec=
+golang.org/x/oauth2 v0.5.0/go.mod h1:9/XBHVqLaWO3/BRHs5jbpYCnOZVjj5V0ndyaAM7KB4I=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -2394,7 +2395,6 @@ golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuX
 golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
 golang.org/x/term v0.3.0/go.mod h1:q750SLmJuPmVoN1blW3UFBPREJfb1KmY3vwxfr+nFDA=
-golang.org/x/term v0.4.0/go.mod h1:9P2UbLfCdcvo3p/nzKvsmas4TnlujnuoV9hGgYzW1lQ=
 golang.org/x/term v0.5.0 h1:n2a8QNdAb0sZNpU9R1ALUXBbY+w51fCQDN+7EdxNBsY=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -2409,7 +2409,6 @@ golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=

internal/vfs/azblobfs.go

@@ -180,15 +180,7 @@ func (fs *AzureBlobFs) Stat(name string) (os.FileInfo, error) {
 	attrs, err := fs.headObject(name)
 	if err == nil {
 		contentType := util.GetStringFromPointer(attrs.ContentType)
-		isDir := contentType == dirMimeType
+		isDir := checkDirectoryMarkers(contentType, attrs.Metadata)
-		if !isDir {
-			for k, v := range attrs.Metadata {
-				if strings.ToLower(k) == azFolderKey {
-					isDir = (v == "true")
-					break
-				}
-			}
-		}
 		metric.AZListObjectsCompleted(nil)
 		return updateFileInfoModTime(fs.getStorageID(), name, NewFileInfo(name, isDir,
 			util.GetIntFromPointer(attrs.ContentLength),
@@ -245,11 +237,11 @@ func (fs *AzureBlobFs) Create(name string, flag int) (File, *PipeWriter, func(),
 	p := NewPipeWriter(w)
 	headers := blob.HTTPHeaders{}
 	var contentType string
-	var metadata map[string]string
+	var metadata map[string]*string
 	if flag == -1 {
 		contentType = dirMimeType
-		metadata = map[string]string{
+		metadata = map[string]*string{
-			azFolderKey: "true",
+			azFolderKey: util.NilIfEmpty("true"),
 		}
 	} else {
 		contentType = mime.TypeByExtension(path.Ext(name))
@@ -938,9 +930,9 @@ func (fs *AzureBlobFs) downloadPart(ctx context.Context, blockBlob *blockblob.Cl
 	if err != nil {
 		return err
 	}
-	defer resp.BlobClientDownloadResponse.Body.Close()
+	defer resp.DownloadResponse.Body.Close()
 
-	_, err = io.ReadAtLeast(resp.BlobClientDownloadResponse.Body, buf, int(count))
+	_, err = io.ReadAtLeast(resp.DownloadResponse.Body, buf, int(count))
 	if err != nil {
 		return err
 	}
@@ -1031,7 +1023,7 @@ func (fs *AzureBlobFs) handleMultipartDownload(ctx context.Context, blockBlob *b
 }
 
 func (fs *AzureBlobFs) handleMultipartUpload(ctx context.Context, reader io.Reader,
-	blockBlob *blockblob.Client, httpHeaders *blob.HTTPHeaders, metadata map[string]string,
+	blockBlob *blockblob.Client, httpHeaders *blob.HTTPHeaders, metadata map[string]*string,
 ) error {
 	partSize := fs.config.UploadPartSize
 	guard := make(chan struct{}, fs.config.UploadConcurrency)