attach_kube_resources.sh

#!/bin/bash

echo "Non empty responses will equate to true"
echo "This script allows failure and will re-execute in whole-sale on re-exec"
echo " "
echo " "

echo "Atomically nuke and re-download snaps?"
read DOWNLOAD_SNAPS

if [ ! -z "${DOWNLOAD_SNAPS}" ]; then
    rm cdk-addons.snap
    rm etcd.snap
    rm kubectl.snap
    rm kube-apiserver.snap
    rm kube-scheduler.snap
    rm kube-controller-manager.snap
    rm kube-proxy.snap
    rm kubelet.snap
    rm core.snap

    snap download cdk-addons.snap
    snap download core
    snap download etcd
    snap download kubectl
    snap download kube-apiserver
    snap download kube-scheduler
    snap download kube-controller-manager
    snap download kube-proxy
    snap download kubelet

    rm *.assert

    mv cdk-addons* cdk-addons.snap
    mv core* core.snap
    mv etcd* etcd.snap
    mv kubectl* kubectl.snap
    mv kube-apiserver* kube-apiserver.snap
    mv kube-scheduler* kube-scheduler.snap
    mv kube-controller-manager* kube-controller-manager.snap
    mv kube-proxy* kube-proxy.snap
    mv kubelet* kubelet.snap
fi

echo " "
echo " "
echo "Attach etcd resources?"
read ETCD_SNAP_INSTALL

if [ ! -z "${ETCD_SNAP_INSTALL}" ]; then
    juju attach etcd etcd=etcd.snap
fi



echo " "
echo " "
echo "Attach kubernetes resources?"
read KUBE_SNAP_INSTALL

if [ ! -z "${KUBE_SNAP_INSTALL}" ]; then
    juju attach kubernetes-master kube-apiserver=kube-apiserver.snap
    juju attach kubernetes-master kube-scheduler=kube-scheduler.snap
    juju attach kubernetes-master kube-controller-manager=kube-controller-manager.snap
    juju attach kubernetes-master kubectl=kubectl.snap
    juju attach kubernetes-master cdk-addons=kubectl.snap

    juju attach kubernetes-worker kubelet=kubelet.snap
    juju attach kubernetes-worker kube-proxy=kube-proxy.snap
    juju attach kubernetes-worker kubectl=kubectl.snap
fi


echo "Install core snap across applications? (units must be provisioned) "
read CORE_SNAP_INSTALL

if [ ! -z $CORE_SNAP_INSTALL ]; then
    juju scp core.snap etcd/0:
    juju ssh etcd/0 -C "sudo snap install --dangerous core.snap"

    juju scp core.snap kubernetes-worker/0:
    juju ssh kubernetes-worker/0 -C "sudo snap install --dangerous core.snap"
    juju scp core.snap kubernetes-master/0:
    juju ssh kubernetes-master/0 -C "sudo snap install --dangerous core.snap"
fi