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Get-AzStorageBlobContent

Downloads a storage blob.

Syntax

ReceiveManual (Default)

Get-AzStorageBlobContent
 [-Blob] <String>
 [-Container] <String>
 [-Destination <String>]
 [-CheckMd5]
 [-Context <IStorageContext>]
 [-Force]
 [-AsJob]
 [-TagCondition <String>]
 [-ServerTimeoutPerRequest <Int32>]
 [-ClientTimeoutPerRequest <Int32>]
 [-DefaultProfile <IAzureContextContainer>]
 [-ConcurrentTaskCount <Int32>]
 [-WhatIf]
 [-Confirm]
 [<CommonParameters>]

BlobPipeline

Get-AzStorageBlobContent
 -CloudBlob <CloudBlob>
 [-BlobBaseClient <BlobBaseClient>]
 [-Destination <String>]
 [-CheckMd5]
 [-Context <IStorageContext>]
 [-Force]
 [-AsJob]
 [-TagCondition <String>]
 [-ServerTimeoutPerRequest <Int32>]
 [-ClientTimeoutPerRequest <Int32>]
 [-DefaultProfile <IAzureContextContainer>]
 [-ConcurrentTaskCount <Int32>]
 [-WhatIf]
 [-Confirm]
 [<CommonParameters>]

ContainerPipeline

Get-AzStorageBlobContent
 [-Blob] <String>
 -CloudBlobContainer <CloudBlobContainer>
 [-Destination <String>]
 [-CheckMd5]
 [-Context <IStorageContext>]
 [-Force]
 [-AsJob]
 [-TagCondition <String>]
 [-ServerTimeoutPerRequest <Int32>]
 [-ClientTimeoutPerRequest <Int32>]
 [-DefaultProfile <IAzureContextContainer>]
 [-ConcurrentTaskCount <Int32>]
 [-WhatIf]
 [-Confirm]
 [<CommonParameters>]

UriPipeline

Get-AzStorageBlobContent
 -AbsoluteUri <String>
 [-Destination <String>]
 [-Force]
 [-AsJob]
 [-TagCondition <String>]
 [-ServerTimeoutPerRequest <Int32>]
 [-ClientTimeoutPerRequest <Int32>]
 [-DefaultProfile <IAzureContextContainer>]
 [-ConcurrentTaskCount <Int32>]
 [-WhatIf]
 [-Confirm]
 [<CommonParameters>]

Description

The Get-AzStorageBlobContent cmdlet downloads the specified storage blob. If the blob name is not valid for the local computer, this cmdlet automatically resolves it if it is possible.

Examples

Example 1: Download blob content by name

Get-AzStorageBlobContent -Container "ContainerName" -Blob "Blob" -Destination "C:\test\"

This command downloads a blob by name.

Example 2: Download blob content using the pipeline

Get-AzStorageBlob -Container containername -Blob blobname | Get-AzStorageBlobContent

This command uses the pipeline to find and download blob content.

Example 3: Download blob content using the pipeline and a wildcard character

Get-AzStorageContainer container* | Get-AzStorageBlobContent -Blob "cbox.exe" -Destination "C:\test"

This example uses the asterisk wildcard character and the pipeline to find and download blob content.

Example 4: Get a blob object and save it in a variable, then download blob content with the blob object

$blob = Get-AzStorageBlob -Container containername -Blob blobname
Get-AzStorageBlobContent -CloudBlob $blob.ICloudBlob -Destination "C:\test"

This example first get a blob object and save it in a variable, then download blob content with the blob object.

Example 5: Download a blob content with blob Uri

Get-AzStorageBlobContent -Uri $blobUri -Destination "C:\test" -Force

This example will download a blob content with Uri, the Uri can be a Uri with Sas token. If the blob is on a managed disk account, and server requires a bearer token besides Sas Uri to download, the cmdlet will try to generate a bearer token with server returned audience and the login AAD user credential, then download blob with both Sas Uri and bearer token.

Parameters

-AbsoluteUri

Blob uri to download from.

Parameter properties

Type:String
Default value:None
Supports wildcards:False
DontShow:False
Aliases:Uri, BlobUri

Parameter sets

-AsJob

Run cmdlet in the background.

Parameter properties

Type:SwitchParameter
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-Blob

Specifies the name of the blob to be downloaded.

Parameter properties

Type:String
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-BlobBaseClient

BlobBaseClient Object

Parameter properties

Type:BlobBaseClient
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-CheckMd5

Specifies whether to check the Md5 sum for the downloaded file.

Parameter properties

Type:SwitchParameter
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-ClientTimeoutPerRequest

Specifies the client-side time-out interval, in seconds, for one service request. If the previous call fails in the specified interval, this cmdlet retries the request. If this cmdlet does not receive a successful response before the interval elapses, this cmdlet returns an error.

Parameter properties

Type:

Nullable<T>[Int32]

Default value:None
Supports wildcards:False
DontShow:False
Aliases:ClientTimeoutPerRequestInSeconds

Parameter sets

-CloudBlob

Specifies a cloud blob. To obtain a CloudBlob object, use the Get-AzStorageBlob cmdlet.

Parameter properties

Type:Microsoft.Azure.Storage.Blob.CloudBlob
Default value:None
Supports wildcards:False
DontShow:False
Aliases:ICloudBlob

Parameter sets

-CloudBlobContainer

Specifies a CloudBlobContainer object from the Azure storage client library. You can create it or use the Get-AzStorageContainer cmdlet.

Parameter properties

Type:Microsoft.Azure.Storage.Blob.CloudBlobContainer
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-ConcurrentTaskCount

Specifies the maximum concurrent network calls. You can use this parameter to limit the concurrency to throttle local CPU and bandwidth usage by specifying the maximum number of concurrent network calls. The specified value is an absolute count and is not multiplied by the core count. This parameter can help reduce network connection problems in low bandwidth environments, such as 100 kilobits per second. The default value is 10.

Parameter properties

Type:

Nullable<T>[Int32]

Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-Confirm

Prompts you for confirmation before running the cmdlet.

Parameter properties

Type:SwitchParameter
Default value:False
Supports wildcards:False
DontShow:False
Aliases:cf

Parameter sets

-Container

Specifies the name of container that has the blob you want to download.

Parameter properties

Type:String
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-Context

Specifies the Azure storage account from which you want to download blob content. You can use the New-AzStorageContext cmdlet to create a storage context.

Parameter properties

Type:IStorageContext
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-DefaultProfile

The credentials, account, tenant, and subscription used for communication with Azure.

Parameter properties

Type:IAzureContextContainer
Default value:None
Supports wildcards:False
DontShow:False
Aliases:AzureRmContext, AzureCredential

Parameter sets

-Destination

Specifies the location to store the downloaded file.

Parameter properties

Type:String
Default value:None
Supports wildcards:False
DontShow:False
Aliases:Path

Parameter sets

-Force

Overwrites an existing file without confirmation.

Parameter properties

Type:SwitchParameter
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-ServerTimeoutPerRequest

Specifies the service side time-out interval, in seconds, for a request. If the specified interval elapses before the service processes the request, the storage service returns an error.

Parameter properties

Type:

Nullable<T>[Int32]

Default value:None
Supports wildcards:False
DontShow:False
Aliases:ServerTimeoutPerRequestInSeconds

Parameter sets

-TagCondition

Optional Tag expression statement to check match condition. The blob request will fail when the blob tags does not match the given expression. See details in https://learn.microsoft.com/en-us/rest/api/storageservices/specifying-conditional-headers-for-blob-service-operations#tags-conditional-operations.

Parameter properties

Type:String
Default value:None
Supports wildcards:False
DontShow:False

Parameter sets

-WhatIf

Shows what would happen if the cmdlet runs. The cmdlet is not run.

Parameter properties

Type:SwitchParameter
Default value:False
Supports wildcards:False
DontShow:False
Aliases:wi

Parameter sets

CommonParameters

This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable, -InformationAction, -InformationVariable, -OutBuffer, -OutVariable, -PipelineVariable, -ProgressAction, -Verbose, -WarningAction, and -WarningVariable. For more information, see about_CommonParameters.

Inputs

Microsoft.Azure.Storage.Blob.CloudBlob

Microsoft.Azure.Storage.Blob.CloudBlobContainer

IStorageContext

Outputs

AzureStorageBlob

Notes

  • If the blob name is invalid for local computer, this cmdlet autoresolves it, if it is possible.

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