Feature: Take some of the parameters from the Environment so that it can work in a containerized environment

brewman/__init__.py

@@ -1,6 +1,8 @@
 import datetime
+import os
 from pyramid.config import Configurator
 from sqlalchemy import engine_from_config
+from sqlalchemy.engine.url import make_url
 
 from pyramid.authentication import AuthTktAuthenticationPolicy
 from pyramid.authorization import ACLAuthorizationPolicy
@@ -10,16 +12,23 @@ from brewman.models import initialize_sql
 from brewman.renderers import json_renderer, CSVRenderer
 from brewman.security import groupfinder
 
-current_table = 1
-
-
 def main(global_config, **settings):
     """ This function returns a Pyramid WSGI application.
     """
+    if 'sqlalchemy.url' not in settings:
+        DB_NAME = os.environ['DB_NAME']
+        DB_USER = os.environ['DB_USER']
+        DB_PASS = os.environ['DB_PASS']
+        DB_URI = 'postgresql://{0}:{1}@postgres:5432/{2}'.format(
+            DB_USER, DB_PASS, DB_NAME
+        )
+
+        settings['sqlalchemy.url']= DB_URI
     engine = engine_from_config(settings, 'sqlalchemy.')
     initialize_sql(engine)
 
-    session_factory = SignedCookieSessionFactory('secret')
+    SECRET_KEY = os.environ.get('SECRET_KEY', settings.get('secret_key', ''))
+    session_factory = SignedCookieSessionFactory(SECRET_KEY)
 
     authentication_policy = AuthTktAuthenticationPolicy('brewman', timeout=900, reissue_time=90, callback=groupfinder)
     authorization_policy = ACLAuthorizationPolicy()

container.ini

@@ -0,0 +1,50 @@
+[app:main]
+use = egg:brewman
+
+pyramid.reload_templates = false
+pyramid.debug_authorization = false
+pyramid.debug_notfound = false
+pyramid.debug_routematch = false
+pyramid.default_locale_name = en
+secret_key = secret
+
+[server:main]
+use = egg:waitress#main
+host = 0.0.0.0
+port = 80
+
+# Begin logging configuration
+
+[loggers]
+keys = root, brewman, sqlalchemy.engine.base
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARNING
+handlers = console
+
+[logger_brewman]
+level = WARNING
+handlers =
+qualname = brewman
+
+[logger_sqlalchemy.engine.base]
+level = DEBUG
+handlers =
+qualname = sqlalchemy.engine.base
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(asctime)s %(levelname)-5.5s [%(name)s][%(threadName)s] %(message)s
+
+# End logging configuration

requirements.txt

@@ -1,5 +1,7 @@
-pyramid
+pyramid<1.6
 waitress
 transaction
 zope.sqlalchemy
 SQLAlchemy
+psycopg2
+

setup.py

@@ -11,9 +11,10 @@ with open(os.path.join(here, 'CHANGES.txt')) as f:
 requires = [
     'pyramid',
     'waitress',
-    'transaction', 
-    'zope.sqlalchemy', 
-    'SQLAlchemy', 
+    'transaction',
+    'zope.sqlalchemy',
+    'SQLAlchemy',
+    'psycopg2',
     ]
 
 setup(name='brewman',