knative-report/cluster-withdraw

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2019-10-02 18:27:25 +02:00
#!/bin/bash
# @author: Daniel Keszei <keszei.daniel@gmail.com>
# @description: Kubernetes cluster withdrawer
# @created: 2019-02-26
# @version: 1.0
# Variable(s)
# Script variable(s)
PID=$$
SCRIPTNAME="$(basename $0)"
WORKER_LIST="worker.list"
# Functions
#FIXME Write usage message
function usage {
cat << EOF
EOF
}
## Send error messages to stderr
function echo_err {
echo "Error: $@" >&2
}
## Check file from parameters
if [ ! -f $WORKER_LIST ]; then
echo_err "Worker list file ($WORKER_LIST) not exists."
exit 1
fi
## Check the file contents
if [ ! -s $WORKER_LIST ]; then
echo_err "Worker list file ($WORKER_LIST) is empty."
exit 1
fi
## Create WORKER array from file
readarray WORKER < $WORKER_LIST
# Reset Master node
./withdraw/node_reset.sh
rm -rf ~/.kube
#FIXME Does local docker-registry needs removal
#./deploy/docker_registry_setup.sh $IP:5000
# Reset the workers0
for LINE in $(cat $WORKER_LIST | grep -vE "^#"); do
WORKERNAME=`echo $LINE | awk -F"/" '{print $NF}'`
echo "[worker:$WORKERNAME] Evicating..."
ssh $WORKERNAME -o "StrictHostKeyChecking no" "bash -s" < ./withdraw/node_reset.sh
#FIXME Does local docker-registry needs removal
# ssh $WORKERNAME -o "StrictHostKeyChecking no" "bash -s" < ./deploy/docker_registry_setup.sh $IP:5000
echo "[worker:$WORKERNAME] Eviction is completed."
done