July 30, 2023

tS3Get – Docs for ESB 7.x

tS3Get

Retrieves a file from Amazon S3.

tS3Get Standard properties

These properties are used to configure tS3Get running in the Standard Job framework.

The Standard
tS3Get component belongs to the Cloud family.

The component in this framework is available in all Talend
products
.

Basic settings

Use existing connection

Select this check box and in the Component List click the relevant connection component to
reuse the connection details you already defined.

Access Key

The Access Key ID that uniquely identifies an AWS Account. For how to
get your Access Key and Access Secret, visit Getting Your AWS Access Keys.

Secret Key

The Secret Access Key, constituting the security credentials in
combination with the access Key.

To enter the secret key, click the […] button next to
the secret key field, and then in the pop-up dialog box enter the password between double
quotes and click OK to save the settings.

Inherit credentials from AWS role

Select this check box to obtain AWS security credentials
from Amazon EC2 instance metadata. To use this option, the Amazon EC2 instance must
be started and your Job must be running on Amazon EC2. For more information, see
Using an IAM Role to Grant
Permissions to Applications Running on Amazon EC2 Instances
.

Assume role

If you temporarily need some access permissions associated
to an AWS IAM role that is not granted to your user account, select this check box to
assume that role. Then specify the values for the following parameters to create a new
assumed role session.

Region

Specify the AWS region by selecting a region name from the
list or entering a region between double quotation marks (e.g. “us-east-1”) in the list. For more information about the AWS
Region, see Regions and Endpoints.

Client-side Encrypt

Select this check box and from the Key type drop-down list displayed,
select one of the following three options for encrypting the data on the client-side
before sending to Amazon S3. For more information, see Protecting Data Using Client-Side
Encryption
.

  • KMS-managed customer
    master key
    : use a KMS-managed customer master key (CMK)
    for the client-side data encryption. In the Key field, you need
    to specify the AWS KMS customer master key ID (CMK ID).

  • Symmetric Master
    Key
    : use a symmetric master key (256-bit AES secret key)
    for the client-side data encryption.

    • Algorithm: select the algorithm associated with
      the key from the list. By default, there is only one algorithm
      named AES.

    • Encoding: select the encoding type associated
      with the key from the list, either Base64
      or X509.

    • Key or Key file: specify the key or
      the path to the file that stores the key.

  • Asymmetric Master
    Key
    : use an asymmetric master key (a 1024-bit RSA key
    pair) for the client-side data encryption.

    • Algorithm: select the algorithm associated with
      the key from the list. By default, there is only one algorithm
      named RSA.

    • Public key
      file
      : specify the path to the public key
      file.

    • Private key
      file
      : specify the path to the private key
      file.

Bucket

Specify the name of the bucket, namely
the top level folder, on the S3 server.

Key

Specifiy the path to the file saved on
the S3 server.

Warning: This field must not start with a slash (/).

File

Name of the file to be saved locally.

Die on error

This check box is cleared by default, meaning to skip the row on error
and to complete the process for error-free rows.

Advanced settings

Config client

Select this check box to configure client parameters.

Client parameter: select client
parameters from the list.

Value: enter the parameter value.

Not available when Use existing
connection
is selected.

Enable Accelerate Mode

Select this check box to enable fast, easy and secure transfers of files
over long distances between your client and an S3 bucket. To take it into account,
you should enable this acceleration mode on the S3 bucket in advance.

Use Select

Select this check box to customize the way to retrieve a file from Amazon S3.

  • File Type: Type of the file to be retrieved
  • Query: Query to be used for retrieving the
    file.
  • Compressed Type: Compression type of the file to
    be compressed
  • Header Type and Field
    Separator
    : Header type and field separator to be used for
    retrieving the file

S3 CSV Input Options

Select this check box to configure the CSV file input settings.

This
property is available only when you select the Use
Select
check box.

Configure Output

Select this check box to configure the settings used to output files.

This
property is available only when you select the Use
Select
check box.

JSON Record Delimiter

Set the delimiter used to separate JSON records.

This property is
available only when you select JSON from the
Output Type drop-down list.

Add the InputStream in Global variables

Select this check box to add InputStream into global variables so that other
components in the Job can use this input data.

This property is available only
when you select the Use Select check box.

STS Endpoint

Select this check box and in the field displayed, specify the
AWS Security Token Service endpoint, for example, sts.amazonaws.com, where session credentials are retrieved from.

This check box is available only when the Assume role check box is selected.

tStatCatcher Statistics

Select this check box to collect log data at the component
level.

Global Variables

ERROR_MESSAGE

The error message generated by the component when an error occurs. This is an After
variable and it returns a string. This variable functions only if the Die on
error
check box is selected.

Records InputStream

The input stream being processed. This is an After variable and it returns a
record.

Usage

Usage rule

This component can be used alone or with other S3 components,
e.g. tS3Connection.

Dynamic settings

Click the [+] button to add a row in the table
and fill the Code field with a context
variable to choose your database connection dynamically from multiple
connections planned in your Job. This feature is useful when you need to
access database tables having the same data structure but in different
databases, especially when you are working in an environment where you
cannot change your Job settings, for example, when your Job has to be
deployed and executed independent of Talend Studio.

Once a dynamic parameter is defined, the Component List box in the Basic
settings
view becomes unusable.

For examples on using dynamic parameters, see Reading data from databases through context-based dynamic connections and Reading data from different MySQL databases using dynamically loaded connection parameters. For more information on Dynamic
settings
and context variables, see Talend Studio
User Guide.

Related scenario

For tS3Get related scenarios, see Exchange files with Amazon S3.


Document get from Talend https://help.talend.com
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