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• Download Apache Cassandra 3.0, install into /opt/app/music and follow these instructions http://cassandra.apache.org/doc/latest/getting_started/installing.html till and including StepBy the end of this you should have Cassandra working

• Create a user in Cassandra

  1. Edit conf/cassandra.yaml file

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     authenticator: PasswordAuthenticator authorizer: CassandraAuthorizer

  2. Restart Cassandra

  3. Login to cqlsh with default credentials

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     cqlsh -u cassandra -p cassandra

  4. Change default user create new user with the following command. Remember this username/password for music properties

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     CREATE USER new_user WITH PASSWORD ‘new_password’ SUPERUSER;

  5. Change password for default user ‘Cassandra’ so that no one will be able to login

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     ALTER USER cassandra WITH PASSWORD ‘SomeLongRandomStringNoonewillthinkof’;

  6. Provide the new user credentials to Music. Update music.properties file and uncomment or add the following:

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     cassandra.user=<new_user> cassandra.password=<new_password>

To access keyspace through cqlsh, login with credentials that are passed to MUSIC while creating the keyspace.

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Zookeeper Installation

• Download Apache Zookeeper 3.4, install into /opt/app/music and follow these instructions https://zookeeper.apache.org/doc/r3.4.11/zookeeperStarted.html pertaining to the standalone operation. By the end of this you should have Zookeeper working.

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Extra Cassandra information for Authentication:

To create first user in Cassandra

1. Edit conf/cassandra.yaml file

authenticator: PasswordAuthenticator
authorizer: CassandraAuthorizer

1. Restart Cassandra
2. Login to cqlsh with default credentials

cqlsh -u cassandra -p cassandra

1. To change default user create new user with the following command.

CREATE USER new_user WITH PASSWORD ‘new_password’ SUPERUSER;

1. Change password for default user ‘Cassandra’ so that no one will be able to login

ALTER USER cassandra WITH PASSWORD ‘SomeLongRandomStringNoonewillthinkof’;

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:

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cassandra.user=<new_user>
cassandra.password=<new_password>

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Anchor
buildmuisc buildmuisc

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