Thumbor is a smart imaging service. It enables on-demand crop, resizing and flipping of images.
Apache Cassandra is a free and open-source, distributed, wide column store, NoSQL database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. Cassandra offers robust support for clusters spanning multiple datacenters,[1] with asynchronous masterless replication allowing low latency operations for all clients.
In order to install the Apache Cassandra Module for Thumbor, you have to install Apache Cassandra ecosystem first.
The Apache Cassandra Module for Thumbor was originally developed and tested using the Cassandra docker image Cassandra Official Docker Image.
You have to install Thumbor following the Thumbor Installation Guide...
... and finally the Apache Cassandra Module :
pip install thumbor_cassandra
Using it is simple, just change your configuration in thumbor.conf:
CASSANDRA_LOADER_SERVER_HOST = 'localhost'
CASSANDRA_LOADER_SERVER_PORT = 9042
CASSANDRA_LOADER_KEYSPACE = 'general'
CASSANDRA_LOADER_TABLE_NAME = 'images'
CASSANDRA_LOADER_TABLE_ID_COLUMN = 'image_id'
CASSANDRA_LOADER_TABLE_BLOB_COLUMN = 'image_data'
CASSANDRA_LOADER_QUERY' = 'SELECT * FROM {0} WHERE {1}=%s'
To use thumbor_cassandra for loading original images, change your thumbor.conf to read:
LOADER = 'thumbor_cassandra.loader'
In order to execute pyvows tests, you have to install pyvows :
pip install pyvows
and run tests with :
pyvows vows
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http://www.opensource.org/licenses/mit-license
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