Enhance deployment scripts and add gitignore

* move ssh key creation to a folder
  * add knownhost file to /dev/null
  * add cleanup script
  * add gitignore

Signed-off-by: Sreejith Punnapuzha <Sreejith.Punnapuzha@outlook.com>
Change-Id: Ie34c7db34ecdbea9d06709eebeffc398c0a662c8

.gitignore

@@ -0,0 +1,28 @@
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+bin/
+
+# Test binary, build with `go test -c`
+*.test
+*.example
+
+# Output of the go coverage tool
+*.out
+.coverage/
+
+# Various user specific files
+.DS_Store
+.idea/
+.vimrc
+*.swp
+.vscode/
+
+# Sphinx build venv
+.tox/
+
+# Generated SSH key folder
+ssh/

tools/deployment/20_configure_ssh_on_nodes.sh

@@ -25,6 +25,7 @@ sudo apt-get install -y openssl sshpass jq
 ENCRYPTED_PASSWORD=`openssl passwd -crypt $PASSWORD`
 
 # Configuring SSH on Kubernetes nodes
+mkdir -p ssh
 for i in "${!hosts[@]}"
 do
     sudo docker exec ${hosts[i]} apt-get update
@@ -33,8 +34,8 @@ do
     sudo docker exec ${hosts[i]} useradd -m -p $ENCRYPTED_PASSWORD -s /bin/bash $USERNAME
     sudo docker exec ${hosts[i]} bash -c "echo '$USERNAME ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers.d/hostconfig"
     printf 'Working on host %s with Indexs and having IP %s\n' "${hosts[i]}" "$i" "${hosts_ips[i]}"
-    ssh-keygen -q -t rsa -N '' -f ${hosts[i]}
-    sshpass -p $PASSWORD ssh-copy-id -o StrictHostKeyChecking=no -i ${hosts[i]} $USERNAME@${hosts_ips[i]}
-    kubectl create secret generic ${hosts[i]} --from-literal=username=$USERNAME --from-file=ssh_private_key=${hosts[i]}
+    ssh-keygen -q -t rsa -N '' -f ssh/${hosts[i]}
+    sshpass -p $PASSWORD ssh-copy-id -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i ssh/${hosts[i]} $USERNAME@${hosts_ips[i]}
+    kubectl create secret generic ${hosts[i]} --from-literal=username=$USERNAME --from-file=ssh_private_key=ssh/${hosts[i]}
     kubectl annotate node ${hosts[i]} secret=${hosts[i]}
 done

tools/deployment/clean.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -xe
+
+kind delete cluster --name hostconfig
+sudo docker rmi -f $(sudo docker images --all -q | xargs -I{} sudo bash -c 'if docker image inspect {} | grep -q kind; then echo {} ; fi')
+rm -rf ssh