initial add migrations support

dataserv/app.py

@@ -10,7 +10,7 @@
 sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
 
 from sqlalchemy import desc
-from dataserv.run import app, db, cache
+from dataserv.run import app, db, cache, manager
 from dataserv.Farmer import Farmer, AuthError
 from dataserv.config import logging
 
@@ -202,11 +202,11 @@ def set_height(btc_addr, height):
 
 if __name__ == '__main__':  # pragma: no cover
     # Create Database
-    db.create_all()
+    #db.create_all()
 
     # Run the Flask app
-    app.run(
-        host="0.0.0.0",
-        port=int("5000"),
-        debug=True
+    manager.run(
+    #    host="0.0.0.0",
+    #    port=int("5000"),
+    #    debug=True
     )

dataserv/run.py

@@ -1,6 +1,9 @@
+import os
 from flask import Flask
 from flask.ext.cache import Cache
 from flask.ext.sqlalchemy import SQLAlchemy
+from flask.ext.script import Manager
+from flask.ext.migrate import Migrate, MigrateCommand
 
 # Initialize the Flask application
 cache = Cache(config={'CACHE_TYPE': 'simple'})
@@ -9,3 +12,14 @@
 app.config.from_pyfile('config.py')
 db = SQLAlchemy(app)
 cache.init_app(app)
+
+migrate = Migrate(app, db)
+
+# didn't fix: configparser.NoSectionError: No section: 'alembic'
+#migrate = Migrate()
+#migrate.init_app(app, db, directory=os.path.join(
+#    os.path.realpath(os.path.dirname(__file__)), "migrations"
+#))
+
+manager = Manager(app)
+manager.add_command('db', MigrateCommand)

requirements.txt

@@ -3,4 +3,5 @@ Flask-SQLAlchemy == 2.0
 RandomIO == 0.2.1
 partialhash == 1.1.0
 btctxstore == 4.5.0
-Flask-Cache == 0.13.1
+Flask-Cache == 0.13.1
+Flask-Migrate == 1.5.1