| #!/bin/sh | |
| # No sudo, as init scripts run as root | |
| BUCKET_NAME=$1 | |
| STACK_NAME=$2 | |
| EC2_AVAIL_ZONE=`curl -s http://169.254.169.254/latest/meta-data/placement/availability-zone` | |
| EC2_REGION="`echo \"$EC2_AVAIL_ZONE\" | sed -e 's:\([0-9][0-9]*\)[a-z]*\$:\\1:'`" | |
| REGION_PREFIX="`echo ${EC2_REGION: : -2}`" | |
| BIND_IP=`curl -s http://169.254.169.254/latest/meta-data/local-ipv4` | |
| echo "Bucket name for fetching configuration is $BUCKET_NAME" | |
| echo "Current region is $REGION" | |
| # First we need Java8 (Cassandra is not yet well tested with Java 9) | |
| yum -y update | |
| yum -y remove java | |
| yum -y install java-1.8.0-openjdk | |
| # Install cassandra | |
| cat <<EOT >> /etc/yum.repos.d/cassandra.repo | |
| [cassandra] | |
| name=Apache Cassandra | |
| baseurl=https://www.apache.org/dist/cassandra/redhat/311x/ | |
| gpgcheck=1 | |
| repo_gpgcheck=1 | |
| gpgkey=https://www.apache.org/dist/cassandra/KEYS | |
| EOT | |
| yum -y install cassandra | |
| #TODO configure cassandra, e.g. memory in /etc/cassandra/conf/jvm.options | |
| # Copy configuration from S3 | |
| aws s3 cp s3://$BUCKET_NAME/cassandra.yaml.template /etc/cassandra/conf/cassandra.yaml | |
| python /tmp/install/update-cassandra-cluster-config.py $STACK_NAME | |
| service cassandra start | |
| chkconfig cassandra on | |
| while ! echo exit | nc $BIND_IP 9042; do sleep 10; done | |
| cqlsh -e "CREATE KEYSPACE IF NOT EXISTS logsentinel WITH REPLICATION = { 'class': 'NetworkTopologyStrategy', '$REGION_PREFIX': 3 } AND DURABLE_WRITES = true;" $BIND_IP 9042 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment