Added SQLAlchemy

job_orchestrator_service/app.py

@@ -4,6 +4,7 @@ import sentry_sdk
 from sentry_sdk.integrations.flask import FlaskIntegration
 from flask import Flask
 
+from model import db
 from utils import register_all_error_handlers, k8s
 
 # import views
@@ -24,10 +25,14 @@ if Config.SENTRY_DSN:
 app = Flask(__name__)
 app.config.from_object(Config)
 
+# init stuffs
 k8s.init_app(app)
-
 register_all_error_handlers(app)
 
+@app.before_first_request
+def init_db():
+    db.create_all()
+
 # register views
 for view in [JobView]:
     view.register(app, trailing_slash=False)

job_orchestrator_service/config.py

@@ -7,6 +7,9 @@ Configuration
 
 
 class Config:
+    SQLALCHEMY_DATABASE_URI = os.environ.get("SQLALCHEMY_DATABASE_URI", "sqlite://")
+    SQLALCHEMY_TRACK_MODIFICATIONS = False
+
     SECRET_KEY = os.environ.get("SECRET_KEY", os.urandom(12))
 
     SENTRY_DSN = os.environ.get("SENTRY_DSN")

job_orchestrator_service/model/__init__.py

@@ -0,0 +1 @@
+from .db import db

job_orchestrator_service/model/db.py

@@ -0,0 +1,3 @@
+from flask_sqlalchemy import SQLAlchemy
+
+db = SQLAlchemy()

job_orchestrator_service/schemas/job_schema.py

@@ -7,10 +7,29 @@ import uuid
 
 
 class ControlConfigurationSchema(Schema):
-    pod_id = fields.UUID(required=False, missing=uuid.uuid4)
     robot_address = fields.Str(required=True)
     program_url = fields.Str(required=True)
 
+    class Meta:
+        unknown = RAISE
+
+
+class ControlStatusConfigurationSchema(Schema):
+    cluster_ip = fields.IP(required=False, dump_only=True)
+    running = fields.Boolean(required=False, dump_only=True)
+
+    class Meta:
+        unknown = RAISE
+
+
+class ControllerSchema(Schema):
+    pod_id = fields.UUID(required=False, missing=uuid.uuid4)
+    configuration = fields.Nested(ControlConfigurationSchema, many=False, required=True)
+    status = fields.Nested(ControlStatusConfigurationSchema, required=False, dump_only=True)
+
+    class Meta:
+        unknown = RAISE
+
 
 class JobSchema(Schema):
     id = fields.UUID(required=False, missing=uuid.uuid4)

requirements.txt

@@ -5,4 +5,8 @@ Flask
 marshmallow
 Flask-Classful
 sentry-sdk
-kubernetes
+kubernetes
+sqlalchemy
+Flask-SQLAlchemy
+psycopg2
+mysqlclient