Adding Cloudformation templates

cloudformation/Jenkinsfile

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+#!groovy
+pipeline {
+    agent {
+        label {
+            label "aws-sct-builders-eu-west-1"
+        }
+    }
+    options {
+        timestamps()
+        disableConcurrentBuilds()
+        timeout([time: 30, unit: 'MINUTES'])
+        buildDiscarder(logRotator(numToKeepStr: '20'))
+    }
+    stages {
+        stage('Checkout') {
+            steps {
+                checkout scm
+            }
+        }
+        stage('create virtualenv') {
+            steps {
+                script {
+                    wrap([$class: 'BuildUser']) {
+                        dir('cloudformation') {
+                            sh """
+                            #!/bin/bash
+                            set -xe
+
+                            python3 -m venv .venv3
+                            source .venv3/bin/activate
+
+                            pip install --upgrade pip
+                            pip install -r requirements.txt
+                            """
+                        }
+                    }
+                }
+            }
+        }
+        stage('test') {
+            steps {
+                script {
+                    wrap([$class: 'BuildUser']) {
+                        dir('cloudformation') {
+                            sh """
+                            #!/bin/bash
+                            set -xe
+
+                            source .venv3/bin/activate
+
+                            # regenerate the teample
+                            jinja2 scylla.yaml.j2  > scylla.yaml
+
+                            # lint the template
+                            cfn-lint --template scylla.yaml --region us-east-1
+
+                            # running the test
+                            pytest --log-cli-level info
+                            """
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

cloudformation/README.md

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+## Installation
+```
+python3 -m venv .venv3
+source .venv3/bin/activate
+install -r requirements.txt
+```
+
+## Testing 
+``` bash
+# regenerate the teample
+jinja2 scylla.yaml.j2  > scylla.yaml
+
+# lint the template
+cfn-lint --template scylla.yaml --region us-east-1
+
+# running the test
+pytest --log-cli-level info
+```
+
+# Using the template
+```
+# run the template from command line
+aws cloudformation create-stack --region eu-west-1 --stack-name fruch-test-05 --template-body file://scylla.yaml \
+    --parameters  ParameterKey=KeyName,ParameterValue=scylla-qa-ec2 \
+    ParameterKey=InstanceType,ParameterValue=i3.large \
+    ParameterKey=AvailabilityZone,ParameterValue=eu-west-1a \
+    ParameterKey=ClusterName,ParameterValue=fruch \
+    ParameterKey=InstanceCount,ParameterValue=3 \
+    ParameterKey=ScyllaAmi,ParameterValue=ami-0ececa5cacea302a8
+
+```
+Example of link to start the cloudforamtion:
+
+https://eu-west-1.console.aws.amazon.com/cloudformation/home?region=eu-west-1#/stacks/create/review?templateURL=https://s3-eu-west-1.amazonaws.com/cf-templates-1jy8um4tbzwit-eu-west-1/2019241R3e-scylla.templateenk889k0zz&stackName=fruch-test&param_ScyllaAmi=ami-0ececa5cacea302a8
+
+

cloudformation/conftest.py

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+def pytest_addoption(parser):
+    parser.addoption("--keep-cfn", action="store_true", default=False)
+    parser.addoption("--stack-name", action="store", default=None)
+    parser.addoption("--region", action="store", default="us-east-1")
+    parser.addoption("--ami", action="store", default="ami-0b48ed57ebc0d5f06")

cloudformation/pytest.ini

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+[pytest]
+log_format = %(asctime)s %(levelname)s %(message)s
+log_date_format = %Y-%m-%d %H:%M:%S

cloudformation/requirements.txt

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+cfn-lint==0.23.4
+boto3==1.9.216
+pytest==5.1.1
+Jinja2==2.10.1
+jinja2-cli==0.7.0