Added participation hub and business logic microservice

src/participation-hub/business-logic-microservice/Dockerfile

+FROM python:3
+LABEL maintainer="Alexander Lercher"
+
+ENV http_proxy http://proxy.uni-klu.ac.at:3128/
+ENV https_proxy http://proxy.uni-klu.ac.at:3128/
+
+RUN apt-get update
+
+EXPOSE 5000
+WORKDIR /app
+
+COPY src/participation-hub/business-logic-microservice/app/requirements.txt /app/
+RUN pip install -r requirements.txt
+
+COPY src/modules/ /app/
+COPY src/participation-hub/business-logic-microservice/app/ /app/
+RUN chmod a+x main.py
+
+CMD ["python", "./main.py"]
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src/participation-hub/business-logic-microservice/README.md

+# Business Logic Microservice
+The business model microservice serves as an interface for the individual use cases. Here, schema information for all use cases is stored to enable context-aware processing.
+
+## Technologies
+- Python 3.x
+- Docker
+- Kubernetes
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src/participation-hub/business-logic-microservice/app/configs/swagger.yml

+swagger: "2.0"
+info:
+  title: Business Logic microservice
+  description: This is the documentation for the business logic microservice.
+  version: "1.0.0"
+
+consumes:
+  - "application/json"
+produces:
+  - "application/json"
+
+basePath: "/api"
+
+paths:
+  /debug:
+    post:
+      operationId: "debug.echo"
+      tags:
+        - "Echo"
+      summary: "Echo function for debugging purposes"
+      description: "Echoes the input back to the caller."
+      parameters:
+        - in: body
+          name: "Object"
+          required: true
+          schema:
+            type: object
+      responses:
+        200:
+          description: "Successful echo of request data"

src/participation-hub/business-logic-microservice/app/debug.py

+from flask import request
+
+def echo():
+    return request.json
+
+ 
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src/participation-hub/business-logic-microservice/app/main.py

+import connexion
+
+# load swagger config
+app = connexion.App(__name__, specification_dir='configs/')
+app.add_api('swagger.yml')
+
+@app.route('/', methods=['GET'])
+def api_root():
+    return 'Endpoint of business-logic-microservice!'
+
+# start app
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=5000, debug=True)

src/participation-hub/business-logic-microservice/app/requirements.txt

+attrs==19.3.0
+certifi==2020.6.20
+chardet==3.0.4
+click==7.1.2
+clickclick==1.2.2
+connexion==2.7.0
+Flask==1.1.2
+idna==2.10
+importlib-metadata==1.7.0
+inflection==0.5.0
+itsdangerous==1.1.0
+Jinja2==2.11.2
+jsonschema==3.2.0
+MarkupSafe==1.1.1
+openapi-spec-validator==0.2.9
+pyrsistent==0.16.0
+PyYAML==5.3.1
+requests==2.24.0
+six==1.15.0
+swagger-ui-bundle==0.0.8
+urllib3==1.25.10
+Werkzeug==1.0.1
+zipp==3.1.0

src/participation-hub/business-logic-microservice/deployment/deployment.yml

+apiVersion: v1
+kind: Service
+metadata:
+  name: business-logic
+spec:
+  type: LoadBalancer
+  selector:
+      app: business-logic
+  ports:
+    - name: http
+      port: 80
+      targetPort: 5000
+      nodePort: 30420
+      protocol: TCP
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: business-logic
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: business-logic
+  template:
+    metadata:
+      labels:
+        app: business-logic
+    spec:
+      containers:
+      - name: business-logic
+        image: alexx882/business-logic-microservice
+        ports:
+        - containerPort: 5000
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: business-logic-db
+spec:
+  type: LoadBalancer
+  selector:
+      app: business-logic-db
+  ports:
+    - name: http
+      port: 27017
+      targetPort: 27017
+      nodePort: 30421
+      protocol: TCP
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: business-logic-db
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: business-logic-db
+  template:
+    metadata:
+      labels:
+        app: business-logic-db
+    spec:
+      containers:
+      - name: business-logic-db
+        image: mongo
+        env:
+        - name: MONGO_INITDB_ROOT_USERNAME
+          value: root
+        - name: MONGO_INITDB_ROOT_PASSWORD
+          value: root
+        ports:
+        - containerPort: 27017
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