.hazelcast.3.6.2.source-code.cluster.sh Maven / Gradle / Ivy
#!/bin/sh
if [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
echo "parameters : "
echo " -o, --operation : Executes cluster-wide operation. Operation can be 'get-state','change-state','shutdown','force-start'."
echo " -s, --state : Updates state of the cluster to new state. New state can be 'active', 'frozen', 'passive'"
echo " -a, --address : Defines which ip address hazelcast is running. Default value is '127.0.0.1'."
echo " -p, --port : Defines which port hazelcast is running. Default value is '5701'."
echo " -g, --groupname : Defines groupname of the cluster. Default value is 'dev'."
echo " -P, --password : Defines password of the cluster. Default value is 'dev-pass'."
exit 0
fi
while [ $# -gt 1 ]
do
key="$1"
case "$key" in
-o|--operation)
OPERATION="$2"
shift # past argument
;;
-s|--state)
STATE="$2"
shift # past argument
;;
-p|--port)
PORT="$2"
shift # past argument
;;
-g|--groupname)
GROUPNAME="$2"
shift # past argument
;;
-P|--password)
PASSWORD="$2"
shift # past argument
;;
-a|--address)
ADDRESS="$2"
shift # past argument
;;
*)
esac
shift # past argument or value
done
if [ -z "$OPERATION" ]; then
echo "No operation is defined, running script with default operation : 'get-state'."
OPERATION="get-state"
fi
if [ -z "$PORT" ]; then
echo "No port is defined, running script with default port : '5701'."
PORT="5701"
fi
if [ -z "$GROUPNAME" ]; then
echo "No groupname is defined, running script with default groupname : 'dev'."
GROUPNAME="dev"
fi
if [ -z "$PASSWORD" ]; then
echo "No password is defined, running script with default password : 'dev-pass'."
PASSWORD="dev-pass"
fi
if [ -z "$ADDRESS" ]; then
echo "No specific ip address is defined, running script with default ip : '127.0.0.1."
ADDRESS="127.0.0.1"
fi
command -v curl >/dev/null 2>&1 || { echo >&2 "Cluster state script requires curl but it's not installed. Aborting."; exit -1; }
if [ "$OPERATION" != "get-state" ] && [ "$OPERATION" != "change-state" ] && [ "$OPERATION" != "shutdown" ] && [ "$OPERATION" != "force-start" ]; then
echo "Not a valid cluster operation, valid operations are 'get-state' || 'change-state' || 'shutdown' || 'force-start'"
exit 0
fi
if [ "$OPERATION" = "get-state" ]; then
echo "Getting cluster state on ip ${ADDRESS} on port ${PORT}"
request="http://${ADDRESS}:${PORT}/hazelcast/rest/management/cluster/state"
response=$(curl --data "${GROUPNAME}&${PASSWORD}" --silent "${request}");
STATUS=$(echo "${response}" | sed -e 's/^.*"status"[ ]*:[ ]*"//' -e 's/".*//');
if [ "$STATUS" = "fail" ];then
echo "An error occured while listing !";
exit 0
fi
if [ "$STATUS" = "forbidden" ];then
echo "Please make sure you provide valid user/pass.";
exit 0
fi
if [ "$STATUS" = "success" ];then
CURRSTATE=$(echo "${response}" | sed -e 's/^.*"state"[ ]*:[ ]*"//' -e 's/".*//');
echo "Cluster is in ${CURRSTATE} state."
exit 0
fi
echo "No hazelcast cluster is running on ip ${ADDRESS} on port ${PORT}."
exit 0
fi
if [ "$OPERATION" = "change-state" ]; then
if [ -z "$STATE" ]; then
echo "No new state is defined, Please define new state with --state 'active', 'frozen', 'passive' "
exit 0
fi
if [ "$STATE" != "frozen" ] && [ "$STATE" != "active" ] && [ "$STATE" != "passive" ]; then
echo "Not a valid cluster state, valid states are 'active' || 'frozen' || 'passive'"
exit 0
fi
echo "Changing cluster state to ${STATE} on ip ${ADDRESS} on port ${PORT}"
request="http://${ADDRESS}:${PORT}/hazelcast/rest/management/cluster/changeState"
response=$(curl --data "${GROUPNAME}&${PASSWORD}&${STATE}" --silent "${request}");
STATUS=$(echo "${response}" | sed -e 's/^.*"status"[ ]*:[ ]*"//' -e 's/".*//');
if [ "$STATUS" = "fail" ];then
NEWSTATE=$(echo "${response}" | sed -e 's/^.*"state"[ ]*:[ ]*"//' -e 's/".*//');
if [ "$NEWSTATE" != "null" ]; then
echo "Cluster is already in ${STATE} state}"
else
echo "An error occured while changing cluster state!";
fi
exit 0
fi
if [ "$STATUS" = "forbidden" ];then
echo "Please make sure you provide valid user/pass.";
exit 0
fi
if [ "$STATUS" = "success" ];then
NEWSTATE=$(echo "${response}" | sed -e 's/^.*"state"[ ]*:[ ]*"//' -e 's/".*//');
echo "State of the cluster changed to ${NEWSTATE} state"
exit 0
fi
echo "No hazelcast cluster is running on ip ${ADDRESS} on port ${PORT}."
exit 0
fi
if [ "$OPERATION" = "force-start" ]; then
echo "Force-start makes cluster operational if cluster start is blocked by problematic members. Please make sure you provide valid user/pass."
echo "Starting cluster from member on ip ${ADDRESS} on port ${PORT}"
request="http://${ADDRESS}:${PORT}/hazelcast/rest/management/cluster/forceStart"
response=$(curl --data "${GROUPNAME}&${PASSWORD}" --silent "${request}");
STATUS=$(echo "${response}" | sed -e 's/^.*"status"[ ]*:[ ]*"//' -e 's/".*//');
if [ "$STATUS" = "fail" ];then
echo "An error occured while force starting the cluster!";
exit 0
fi
if [ "$STATUS" = "forbidden" ];then
echo "Please make sure you provide valid user/pass.";
exit 0
fi
if [ "$STATUS" = "success" ];then
echo "Cluster force-start completed!"
exit 0
fi
echo "No hazelcast cluster is running on ip ${ADDRESS} on port ${PORT}."
exit 0
fi
if [ "$OPERATION" = "shutdown" ]; then
echo "You are shutting down the cluster. Please make sure you provide valid user/pass."
echo "Shutting down from member on ip ${ADDRESS} on port ${PORT}"
request="http://${ADDRESS}:${PORT}/hazelcast/rest/management/cluster/shutdown"
response=$(curl --data "${GROUPNAME}&${PASSWORD}" --silent "${request}");
STATUS=$(echo "${response}" | sed -e 's/^.*"status"[ ]*:[ ]*"//' -e 's/".*//');
if [ "$STATUS" = "fail" ];then
echo "An error occured while shutting down cluster!";
exit 0
fi
if [ "$STATUS" = "forbidden" ];then
echo "Wrong user/pass!";
exit 0
fi
if [ "$STATUS" = "success" ];then
echo "Cluster shutdown completed!"
exit 0
fi
echo "No hazelcast cluster is running on ip ${ADDRESS} on port ${PORT}."
exit 0
fi