Azure Storage - Get public URL
Declaration
<AMAZURESTORAGE ACTIVITY="access_signature" CONTAINER="text" BLOB="text" WRITE="yes/no" DELETE="yes/no" LIST="yes/no" STARTTIME="date" EXPIRYTIME="date" RESULTVARIABLE="text" PROTOCOL="text (options)" ACCOUNTNAME="text" ACCESSKEY="text (encrypted)" BLOBENDPOINT="text" QUEUEENDPOINT="text" TABLEENDPOINT="text" TIMEOUT="number" PROXYTYPE="text (options)" PROXYSERVER="text" PROXYPORT="number" PROXYUSERNAME="text" PROXYPASSWORD="text (options)" />
Description: Sets a blob container to be publicly available by changing its public access permissions and retrieving the resource by its newly created public URL.
Practical Usage
Commonly used to make a private blob container publicly available in order for other users to browse through the contents of the blob.
Connection Parameters
Property |
Type |
Required |
Default |
Markup |
Description |
---|---|---|---|---|---|
Connection |
|
|
|
|
Indicates where user credentials and preferences should originate from. This is a design mode parameter used only during task construction and configuration, thus, comprises no markup. The available options are:
|
Session |
Text |
Yes if connection is session-based |
AzureStorageSession1 |
SESSION="MyAzureSession" |
The name of an existing session to associate this activity with. This parameter is active only if the Connection parameter is set to Session. The default session name is 'AzureStorageSession1'. |
Account name |
Text |
Yes if connection is host-based |
(Empty) |
ACCOUNTNAME="myaccount" |
The globally unique name of the Windows Azure storage account. This parameter is active only if the Connection parameter is set to Host. |
Access key |
Text |
Yes if connection is host-based |
(Empty) |
ACCESSKEY="[AccessKey]" |
The primary or secondary access key (each composed of 88 ASCII characters) used to authorize access to Azure Storage. This parameter is active only if the Connection parameter is set to Host. |
Protocol |
Text (options) |
No |
HTTPS |
|
The type of protocol used to access Azure Storage. The available options are:
|
Timeout (seconds) |
Number |
No |
90 |
TIMEOUT="180" |
The timeout interval (in seconds) for requests made to the storage service. If the timeout elapses before a server response is returned, the operation times out and the service returns an error. The default timeout value is 90 seconds. |
Blob endpoint URI |
Text |
No |
(Empty) |
BLOBENDPOINT="http:// accnt
.blob.core.windows.net" |
The endpoint for the Blob service, as configured for the Azure Storage account. The default Blob service endpoint is'[http/https]://accountname.blob.core.windows.net',where 'accountname' is the name of the Azure Storage account. |
Queue endpoint URI |
Text |
No |
(Empty) |
QUEUEENDPOINT="http:// accnt
.queue.core.windows.net" |
The endpoint for the Queue service, as configured for the Azure storage account. The default Queue service endpoint is '[http/https]://accountname.queue.core.windows.net' , where 'accountname' is the name of the Azure Storage account. |
Table endpoint URI |
Text |
No |
(Empty) |
TABLEENDPOINT="http:// accnt
.table.core.windows.net" |
The endpoint for the Table service, as configured for the Azure storage account. The default Table service endpoint is ' Property |
Container name |
Text |
Yes |
(Empty) |
CONTAINER="mycontainer" |
The unique name of the container that contains the blob to modify. |
Blob name |
Text |
Yes |
(Empty) |
BLOB="myblob" |
The unique name of the blob to modify. |
Container policy |
Text |
No |
(Empty) |
POLICY="thepolicy" |
The name of the policy to set. If this parameter is selected, the Custom policy parameter becomes inactive. |
Custom policy |
|
|
|
|
Specifies that a custom set of policies (specified below) will be set for the blob container. If this parameter is selected, the Container policy parameter becomes inactive. This is a visual mode parameter, therefore contains no markups. |
Read |
Yes/No |
No |
No |
READ="yes" |
If set to YES, read access is granted. Is set to NO, read access is denied. This parameter is active only if the Custom policy parameter is selected. |
Write |
Yes/No |
No |
No |
WRITE="yes" |
If set to YES, write access is granted. Is set to NO, write access is denied. This parameter is active only if the Custom policy parameter is selected. |
Delete |
Yes/No |
No |
No |
DELETE="no" |
If set to YES, delete access is granted. Is set to NO, delete access is denied. This parameter is active only if the Custom policy parameter is selected. |
List |
Yes/No |
No |
No |
LIST="yes" |
If set to YES, listing access is granted. Is set to NO, listing access is denied. This parameter is active only if the Custom policy parameter is selected. |
Start time |
Date |
No |
Current date/time |
%DateSerial(2012,12,03) +TimeSerial(14,16,16)% |
The start time of the access signature. If you do not provide a date/time, the default value will be the moment of creation. This parameter is active only if the Custom policy parameter is selected. Click font-weight: bold;">Custom to select a custom value. Enable font-weight: bold;">Expression to enter a date/time expression. |
Expiry time |
Date |
No |
Current date/time |
%DateSerial(2012,12,03) +TimeSerial(14,16,16)% |
The date/time specifying when the access signature will expire. After expiration, the signature will no longer be valid to execute the operations on the resource. This parameter is active only if the Custom policy parameter is selected. Click font-weight: bold;">Custom to select a custom value. Enable font-weight: bold;">Expression to enter a date/time expression. |
Populate variable with public URL |
Text |
Yes |
(empty) |
RESULTVARIABLE="theVar" |
An existing variable to populate with the newly generated public URL. |
Description tab - A custom description can be provided on the Description tab to convey additional information or share special notes about a task step.
Error Causes tab - Specify how this step should behave upon the occurrence of an error. (Refer to Task Builder > Error Causes Tab for details.)
On Error tab - Specify what AWE should do if this step encounters an error as defined on the Error Causes tab. (Refer to Task Builder > On Error Tab for details.)
Example
The sample AML code below can be copied and pasted directly into the Steps panel of the Task Builder.
Populate variable "myVar" with public url for blob "largeblob1.txt" in container "mycontainer". Azure account name is "netauto".
<AMVARIABLE NAME="myVar" /> <AMAZURESTORAGE ACTIVITY="access_signature" CONTAINER="mycontainer" BLOB="largeblob1.txt" WRITE="yes" DELETE="yes" LIST="yes" STARTTIME="%DateSerial(2012,12,03)+TimeSerial(14,16,16)%" EXPIRYTIME="%DateSerial(2012,12,03)+TimeSerial(14,16,16)%" RESULTVARIABLE="myVar" ACCOUNTNAME="netauto" ACCESSKEY="AM3kbFvH+pgzDo=aME" PROXYTYPE="none" /> |