use mysql to work around psycopg2 issues in lambda

.circleci/config.yml

@@ -198,8 +198,7 @@ jobs:
     docker:
       - image: circleci/python:3.6
         environment:
-          POSTGRES_CONNECTION_STRING: postgres://circle:test@localhost:5432/circle_test?sslmode=disable
-          HASHED_PASSWORD: JDJhJDEwJGpFRXJMOVVSQndZQlFQNjkxallkZi53aGp1cDMvRW5maGUvakZleG1pWFlnWEVXcU93ODBp
+          MYSQL_CONNECTION_STRING: mysql://root:circle@127.0.0.1:3306/circle
           JWT_PRIVATE_KEY: |-
             -----BEGIN PRIVATE KEY-----
             MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQCzgU18PnRrpbVK
@@ -239,10 +238,11 @@ jobs:
             a3B4L0waKzP5QWcO865n1HCUTnV+s4lNcphBDZCrSwTkXnVnQWVPCL7ssoQyM0u3
             HQIDAQAB
             -----END PUBLIC KEY-----
-      - image: circleci/postgres:11.2-alpine
+      - image: circleci/mysql:5.7
         environment:
-          - POSTGRES_USER=circle
-          - POSTGRES_PASSWORD=test
+          - MYSQL_ROOT_PASSWORD=circle
+          - MYSQL_DATABASE=circle
+          - MYSQL_HOST=127.0.0.1
     working_directory: ~/offen/accounts
     steps:
       - checkout:
@@ -261,15 +261,15 @@ jobs:
             - ~/offen/accounts/venv
           key: offen-accounts-{{ checksum "requirements.txt" }}-{{ checksum "requirements-dev.txt" }}
       - run:
-          name: Waiting for Postgres to be ready
+          name: Waiting for MySQL to be ready
           command: |
             for i in `seq 1 10`;
             do
-              nc -z localhost 5432 && echo Success && exit 0
+              nc -z localhost 3306 && echo Success && exit 0
               echo -n .
               sleep 1
             done
-            echo Failed waiting for Postgres && exit 1
+            echo Failed waiting for MySQL && exit 1
       - run:
           name: Run tests
           command: |

accounts/accounts/__init__.py

@@ -6,7 +6,7 @@ from flask_admin import Admin
 
 app = Flask(__name__)
 app.secret_key = environ.get("SESSION_SECRET")
-app.config["SQLALCHEMY_DATABASE_URI"] = environ.get("POSTGRES_CONNECTION_STRING")
+app.config["SQLALCHEMY_DATABASE_URI"] = environ.get("MYSQL_CONNECTION_STRING")
 db = SQLAlchemy(app)
 
 from accounts.models import Account, User

accounts/accounts/models.py

@@ -9,8 +9,8 @@ def generate_key():
 
 class Account(db.Model):
     __tablename__ = "accounts"
-    account_id = db.Column(db.String, primary_key=True, default=generate_key)
-    name = db.Column(db.String, nullable=False, unique=True)
+    account_id = db.Column(db.String(36), primary_key=True, default=generate_key)
+    name = db.Column(db.String(256), nullable=False, unique=True)
     users = db.relationship("AccountUserAssociation", back_populates="account")
 
     def __repr__(self):
@@ -19,9 +19,9 @@ class Account(db.Model):
 
 class User(db.Model):
     __tablename__ = "users"
-    user_id = db.Column(db.String, primary_key=True, default=generate_key)
-    email = db.Column(db.String, nullable=False, unique=True)
-    hashed_password = db.Column(db.String, nullable=False)
+    user_id = db.Column(db.String(36), primary_key=True, default=generate_key)
+    email = db.Column(db.String(256), nullable=False, unique=True)
+    hashed_password = db.Column(db.String(256), nullable=False)
     accounts = db.relationship(
         "AccountUserAssociation", back_populates="user", lazy="joined"
     )
@@ -40,9 +40,9 @@ class AccountUserAssociation(db.Model):
 
     id = db.Column(db.Integer, primary_key=True)
 
-    user_id = db.Column(db.String, db.ForeignKey("users.user_id"), nullable=False)
+    user_id = db.Column(db.String(36), db.ForeignKey("users.user_id"), nullable=False)
     account_id = db.Column(
-        db.String, db.ForeignKey("accounts.account_id"), nullable=False
+        db.String(36), db.ForeignKey("accounts.account_id"), nullable=False
     )
 
     user = db.relationship("User", back_populates="accounts")

accounts/requirements.txt

@@ -6,5 +6,6 @@ werkzeug==0.15.4
 pyjwt[crypto]==1.7.1
 passlib==1.7.1
 bcrypt==3.1.7
-psycopg2==2.8.3
+PyMySQL==0.9.3
+mysqlclient
 requests==2.22.0

docker-compose.yml

@@ -25,9 +25,12 @@ services:
       POSTGRES_PASSWORD: develop
 
   accounts_database:
-    image: postgres:11.2
+    image: mysql:5.7
+    ports:
+      - "3306:3306"
     environment:
-      POSTGRES_PASSWORD: develop
+      MYSQL_DATABASE: mysql
+      MYSQL_ROOT_PASSWORD: develop
 
   server:
     build:
@@ -116,7 +119,7 @@ services:
     environment:
       FLASK_APP: accounts:app
       FLASK_ENV: development
-      POSTGRES_CONNECTION_STRING: postgres://postgres:develop@accounts_database:5432/postgres?sslmode=disable
+      MYSQL_CONNECTION_STRING: mysql+pymysql://root:develop@accounts_database:3306/mysql
       CORS_ORIGIN: http://localhost:9977
       SERVER_HOST: http://server:8080
       SESSION_SECRET: vndJRFJTiyjfgtTF