Fetches messages from an Amazon Simple Queuing Service Queue
Amazon, AWS, SQS, Queue, Get, Fetch, Poll
In the list below, the names of required properties appear in bold. Any other properties (not in bold) are considered optional. The table also indicates any default values, and whether a property supports the NiFi Expression Language.
| Display Name | API Name | Default Value | Allowable Values | Description |
|---|---|---|---|---|
| Queue URL | Queue URL | The URL of the queue to get messages from Supports Expression Language: true (will be evaluated using Environment variables only) | ||
| Region | Region | US West (Oregon) |
| No description provided. |
| AWS Credentials Provider Service | AWS Credentials Provider service | Controller Service API: AWSCredentialsProviderService Implementations: AWSCredentialsProviderControllerService AWSIDBrokerCloudCredentialsProviderControllerService | The Controller Service that is used to obtain AWS credentials provider | |
| Auto Delete Messages | Auto Delete Messages | true |
| Specifies whether the messages should be automatically deleted by the processors once they have been received. |
| Batch Size | Batch Size | 10 | The maximum number of messages to send in a single network request | |
| Communications Timeout | Communications Timeout | 30 secs | No description provided. | |
| Endpoint Override URL | Endpoint Override URL | Endpoint URL to use instead of the AWS default including scheme, host, port, and path. The AWS libraries select an endpoint URL based on the AWS region, but this property overrides the selected endpoint URL, allowing use with other S3-compatible endpoints. Supports Expression Language: true (will be evaluated using Environment variables only) | ||
| Character Set | Character Set | UTF-8 |
| The Character Set that should be used to encode the textual content of the SQS message |
| Visibility Timeout | Visibility Timeout | 15 mins | The amount of time after a message is received but not deleted that the message is hidden from other consumers | |
| Receive Message Wait Time | Receive Message Wait Time | 0 sec | The maximum amount of time to wait on a long polling receive call. Setting this to a value of 1 second or greater will reduce the number of SQS requests and decrease fetch latency at the cost of a constantly active thread. | |
| Proxy Configuration Service | proxy-configuration-service | Controller Service API: ProxyConfigurationService Implementation: StandardProxyConfigurationService | Specifies the Proxy Configuration Controller Service to proxy network requests. |
| Name | Description |
|---|---|
| success | FlowFiles are routed to success relationship |
| Name | Description |
|---|---|
| hash.value | The MD5 sum of the message |
| hash.algorithm | MD5 |
| sqs.message.id | The unique identifier of the SQS message |
| sqs.receipt.handle | The SQS Receipt Handle that is to be used to delete the message from the queue |