Make things more configurable

bin/teardown.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )/.."
+TOP="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )/.."
 
 if [ $# != 1 ]; then
     echo "usage: teardown.sh name"
@@ -8,24 +8,30 @@ if [ $# != 1 ]; then
 fi
 
 d=$1
-f=$DIR/clusters/$d/.$d.$$
+f=$TOP/clusters/$d/.$d.$$
 
-# nixops ssh -d $d ${d}0-0 kubectl delete --all pods
-# nixops ssh -d $d ${d}0-0 kubectl --namespace kube-system delete --all pods
-# sleep 60
 teardown () {
-    sed -s 's/cluster.\(apiserver\|worker\)/cluster.host/' $DIR/clusters/$d/default.nix > $f
+    sed -s 's/cluster.\(apiserver\|worker\)/cluster.host/' $TOP/clusters/$d/default.nix > $f
     nixops modify -d $d $f
     nixops deploy -d $d
-    # nixops reboot -d $d
-    # nixops ssh-for-each -d $d "rm -rf /var/run/kubernetes /var/lib/kubernetes /var/lib/etcd /var/lib/kubelet /var/lib/cfssl"
+    nixops reboot -d $d
+    nixops ssh-for-each -d $d "rm -rf /var/run/kubernetes /var/lib/kubernetes /var/lib/etcd /var/lib/kubelet /var/lib/cfssl"
     rm $f
 }
+cat << EOF
 
-echo "Are you sure you want to tear down $d? (yes/no)"
+************************************************************************
+***                                                                  ***
+*** WARNING: This will irrevokably destroy the running cluster!      ***
+***                                                                  ***
+************************************************************************
+
+EOF
+
+echo "Are you sure you want to tear down $d? (YES/no)"
 read a
 case $a in
-    yes) teardown ;;
-    *) : ;;
+    YES) teardown ;;
+    *) echo "Bailing out." ;;
 esac