Making the db location dynamic so that it can be run inside a docker container

Dockerfile

@@ -0,0 +1,9 @@
+FROM python:2.7
+
+COPY . /app
+
+WORKDIR app
+
+RUN pip install -r requirements.txt
+
+ENTRYPOINT [ "python", "run.py" ]

modules/core/db.py

@@ -1,7 +1,9 @@
 import sqlite3
-
+import os
 from flask import json, g
 
+db_root=os.getenv("DB_ROOT", "")
+db_location=db_root + '/craftbeerpi.db'
 
 def get_db():
     db = getattr(g, '_database', None)
@@ -11,7 +13,7 @@ def get_db():
             for idx, col in enumerate(cursor.description):
                 d[col[0]] = row[idx]
             return d
-        db = g._database = sqlite3.connect('craftbeerpi.db')
+        db = g._database = sqlite3.connect(db_location)
         db.row_factory = dict_factory
     return db
 

modules/core/db_mirgrate.py

@@ -1,14 +1,14 @@
 import sqlite3
 import os
 from modules import  cbpi
-from db import get_db
+from db import get_db, db_location
 
 def execute_file(curernt_version, data):
     if curernt_version >= data["version"]:
         cbpi.app.logger.info("SKIP DB FILE: %s" % data["file"])
         return
     try:
-        with sqlite3.connect("craftbeerpi.db") as conn:
+        with sqlite3.connect(db_location) as conn:
             with open('./update/%s' % data["file"], 'r') as f:
                 d = f.read()
                 sqlCommands = d.split(";")