azureblob: add support cold tier

backend/azureblob/azureblob.go

@@ -295,10 +295,10 @@ avoid the time out.`,
 			Advanced: true,
 		}, {
 			Name: "access_tier",
-			Help: `Access tier of blob: hot, cool or archive.
+			Help: `Access tier of blob: hot, cool, cold or archive.
 
-Archived blobs can be restored by setting access tier to hot or
+Archived blobs can be restored by setting access tier to hot, cool or
-cool. Leave blank if you intend to use default access tier, which is
+cold. Leave blank if you intend to use default access tier, which is
 set at account level
 
 If there is no "access tier" specified, rclone doesn't apply any tier.
@@ -306,7 +306,7 @@ rclone performs "Set Tier" operation on blobs while uploading, if objects
 are not modified, specifying "access tier" to new one will have no effect.
 If blobs are in "archive tier" at remote, trying to perform data transfer
 operations from remote will not be allowed. User should first restore by
-tiering blob to "Hot" or "Cool".`,
+tiering blob to "Hot", "Cool" or "Cold".`,
 			Advanced: true,
 		}, {
 			Name:    "archive_tier_delete",
@@ -520,6 +520,7 @@ func (o *Object) split() (container, containerPath string) {
 func validateAccessTier(tier string) bool {
 	return strings.EqualFold(tier, string(blob.AccessTierHot)) ||
 		strings.EqualFold(tier, string(blob.AccessTierCool)) ||
+		strings.EqualFold(tier, string(blob.AccessTierCold)) ||
 		strings.EqualFold(tier, string(blob.AccessTierArchive))
 }
 
@@ -649,8 +650,8 @@ func NewFs(ctx context.Context, name, root string, m configmap.Mapper) (fs.Fs, e
 	if opt.AccessTier == "" {
 		opt.AccessTier = string(defaultAccessTier)
 	} else if !validateAccessTier(opt.AccessTier) {
-		return nil, fmt.Errorf("supported access tiers are %s, %s and %s",
+		return nil, fmt.Errorf("supported access tiers are %s, %s, %s and %s",
-			string(blob.AccessTierHot), string(blob.AccessTierCool), string(blob.AccessTierArchive))
+			string(blob.AccessTierHot), string(blob.AccessTierCool), string(blob.AccessTierCold), string(blob.AccessTierArchive))
 	}
 
 	if !validatePublicAccess((opt.PublicAccess)) {
@@ -1899,7 +1900,7 @@ func (o *Object) Open(ctx context.Context, options ...fs.OpenOption) (in io.Read
 	var offset int64
 	var count int64
 	if o.AccessTier() == blob.AccessTierArchive {
-		return nil, fmt.Errorf("blob in archive tier, you need to set tier to hot or cool first")
+		return nil, fmt.Errorf("blob in archive tier, you need to set tier to hot, cool, cold first")
 	}
 	fs.FixRangeOption(options, o.size)
 	for _, option := range options {

backend/azureblob/azureblob_test.go

@@ -19,7 +19,7 @@ func TestIntegration(t *testing.T) {
 	fstests.Run(t, &fstests.Opt{
 		RemoteName:  "TestAzureBlob:",
 		NilObject:   (*Object)(nil),
-		TiersToTest: []string{"Hot", "Cool"},
+		TiersToTest: []string{"Hot", "Cool", "Cold"},
 		ChunkedUpload: fstests.ChunkedUploadConfig{
 			MinChunkSize: defaultChunkSize,
 		},
@@ -35,7 +35,7 @@ func TestIntegration2(t *testing.T) {
 	fstests.Run(t, &fstests.Opt{
 		RemoteName:  name + ":",
 		NilObject:   (*Object)(nil),
-		TiersToTest: []string{"Hot", "Cool"},
+		TiersToTest: []string{"Hot", "Cool", "Cold"},
 		ChunkedUpload: fstests.ChunkedUploadConfig{
 			MinChunkSize: defaultChunkSize,
 		},
@@ -62,6 +62,7 @@ func TestValidateAccessTier(t *testing.T) {
 		"HOT":     {"HOT", true},
 		"Hot":     {"Hot", true},
 		"cool":    {"cool", true},
+		"cold":    {"cold", true},
 		"archive": {"archive", true},
 		"empty":   {"", false},
 		"unknown": {"unknown", false},

docs/content/azureblob.md

@@ -675,10 +675,10 @@ Properties:
 
 #### --azureblob-access-tier
 
-Access tier of blob: hot, cool or archive.
+Access tier of blob: hot, cool, cold or archive.
 
-Archived blobs can be restored by setting access tier to hot or
+Archived blobs can be restored by setting access tier to hot, cool or
-cool. Leave blank if you intend to use default access tier, which is
+cold. Leave blank if you intend to use default access tier, which is
 set at account level
 
 If there is no "access tier" specified, rclone doesn't apply any tier.
@@ -686,7 +686,7 @@ rclone performs "Set Tier" operation on blobs while uploading, if objects
 are not modified, specifying "access tier" to new one will have no effect.
 If blobs are in "archive tier" at remote, trying to perform data transfer
 operations from remote will not be allowed. User should first restore by
-tiering blob to "Hot" or "Cool".
+tiering blob to "Hot", "Cool" or "Cold".
 
 Properties:
 

go.mod

@@ -6,7 +6,7 @@ require (
 	bazil.org/fuse v0.0.0-20221209211307-2abb8038c751
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.7.0
 	github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.3.0
-	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.1.0
+	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.2.0
 	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358
 	github.com/Max-Sum/base32768 v0.0.0-20230304063302-18e6ce5945fd
 	github.com/Unknwon/goconfig v1.0.0

go.sum

@@ -46,6 +46,8 @@ github.com/Azure/azure-sdk-for-go/sdk/internal v1.3.0/go.mod h1:okt5dMMTOFjX/aov
 github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/storage/armstorage v1.2.0 h1:Ma67P/GGprNwsslzEH6+Kb8nybI8jpDTm4Wmzu2ReK8=
 github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.1.0 h1:nVocQV40OQne5613EeLayJiRAJuKlBGy+m22qWG+WRg=
 github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.1.0/go.mod h1:7QJP7dr2wznCMeqIrhMgWGf7XpAQnVrJqDm9nvV3Cu4=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.2.0 h1:gggzg0SUMs6SQbEw+3LoSsYf9YMjkupeAnHMX8O9mmY=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.2.0/go.mod h1:+6KLcKIVgxoBDMqMO/Nvy7bZ9a0nbU3I1DtFQK3YvB4=
 github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 h1:mFRzDkZVAjdal+s7s0MwaRv9igoPqLRdzOLzw/8Xvq8=
 github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358/go.mod h1:chxPXzSsl7ZWRAuOIE23GDNzjWuZquvFlgA8xmpunjU=
 github.com/AzureAD/microsoft-authentication-library-for-go v1.0.0 h1:OBhqkivkhkMqLPymWEppkm7vgPQY2XsHoEkaMQ0AdZY=