added login route for jwt authentication

.gitignore

@@ -61,5 +61,5 @@ coverage.xml
 # Sphinx documentation
 docs/_build/
 
-# PyBuilder
-target/
+# Redis
+/dump.rdb

cookie_api/app.py

@@ -3,12 +3,21 @@ from apistar.backends import sqlalchemy_backend
 from apistar.backends.sqlalchemy_backend import Session
 from apistar.frameworks.wsgi import WSGIApp as App
 from apistar.handlers import docs_urls, static_urls
-from apistar.interfaces import Router
+from apistar.interfaces import Router, Injector
 
 from cookie_api.render import JSONRenderer
 from cookie_api.commands import commands
 from cookie_api.models.schema import Base, Cookie
 
+from .auth import auth_routes, auth_components
+
+
+def get_state(injector: Injector):
+    state = injector.state
+    d = dict()
+    for k, v in state.items():
+        d[k] = str(v)
+    return d
 
 def get_cookies(session: Session):
     cookies = session.query(Cookie).all()
@@ -48,6 +57,7 @@ def create_cookie(session: Session, json_data: http.RequestData, route: Router):
 
 
 routes = [
+    Route('/state', 'GET', get_state),
     Route('/cookies', 'GET', get_cookies),
     Route('/cookies', 'POST', create_cookie),
     Route('/cookies/{id}', 'GET', get_cookie),
@@ -68,10 +78,10 @@ settings = {
 
 commands = sqlalchemy_backend.commands + commands
 
-app = App(routes=routes,
+app = App(routes=routes + auth_routes,
           settings=settings,
           commands=commands,
-          components=sqlalchemy_backend.components
+          components=sqlalchemy_backend.components + auth_components
           )
 
 if __name__ == "__main__":

cookie_api/auth.py

@@ -0,0 +1,55 @@
+import datetime as dt
+import json
+from apistar import Component, Settings, http, Route, Include
+from apistar.backends.sqlalchemy_backend import Session
+from apistar_jwt.authentication import get_jwt
+from apistar_jwt.token import JWT
+
+from .models.schema import User
+
+# /auth/register
+# /auth/login
+# /auth/logout
+# /auth/user
+
+auth_components = [
+    Component(JWT, init=get_jwt)
+]
+
+
+def login(settings: Settings, json_data: http.RequestData, session: Session):
+    user_id = json_data.get('email')
+    password = json_data.get('password')
+
+    user = session.query(User).filter_by(email=user_id).one()
+    if not user.check_password(password):
+        error = {'error': 'Password auth failed'},
+        return http.Response(error, status=401, headers={'WWW-Authenticate': 'Bearer'})
+
+    SECRET = settings['JWT'].get('SECRET')
+
+    payload = {
+        'exp': dt.datetime.utcnow() + dt.timedelta(days=0, seconds=5),
+        'iat': dt.datetime.utcnow(),
+        'sub': user.id
+    }
+
+    token = JWT.encode(payload, secret=SECRET)
+
+    data = {
+        'status': 'success',
+        'message': 'Successfully logged in.',
+        'auth_token': token
+    }
+
+    headers = {
+        'Authorization': 'Bearer {}'.format(token)
+    }
+    return http.Response(data, status=200, headers=headers)
+
+
+routes = [
+    Route('/login', 'POST', login)
+]
+
+auth_routes = [Include('/auth', routes)]

cookie_api/models/schema.py

@@ -9,7 +9,7 @@ from sqlalchemy.ext.compiler import compiles
 from sqlalchemy.types import DateTime as DateTimeType
 
 cfg = ConfigParser()
-cfg.read('config.ini')
+cfg.read('/Users/Drewbednar/PycharmProjects/apistar_tut/config.ini')
 
 BCRYPT_LOG_ROUNDS = cfg.get('user', 'BCRYPT_LOG_ROUNDS')
 
@@ -62,9 +62,12 @@ class User(DBMixin, Base):
 
     def __init__(self, email, password, admin=False):
         self.email = email
-        self.password = bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt(BCRYPT_LOG_ROUNDS)).decode()
+        self.password = bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt(11)).decode()
         self.admin = admin
 
+    def check_password(self, password):
+        return bcrypt.checkpw(password.encode('utf-8'), self.password.encode('utf-8'))
+
 
 class Order(DBMixin, Base):
     __tablename__ = 'orders'

requirements.txt

@@ -1,5 +1,5 @@
 apistar==0.3.9
-apistar-jwt==0.2.0
+apistar-jwt==0.2.1
 bcrypt==3.1.4
 certifi==2017.7.27.1
 cffi==1.11.2
@@ -11,6 +11,7 @@ idna==2.6
 itypes==1.1.0
 Jinja2==2.9.6
 MarkupSafe==1.0
+psycopg2==2.7.3.1
 py==1.4.34
 pycparser==2.18
 PyJWT==1.5.3