Merge remote-tracking branch 'proxy_login/1105-reverse-proxy-login'

Fix for creation of bool config settings (before: new bool columns where always created with true as default)

cps/admin.py

@@ -350,6 +350,10 @@ def _configuration_update_helper():
 
     _config_int("config_updatechannel")
 
+    # Reverse proxy login configuration
+    _config_checkbox("config_allow_reverse_proxy_header_login")
+    _config_string("config_reverse_proxy_login_header_name")
+
     # GitHub OAuth configuration
     if config.config_login_type == constants.LOGIN_OAUTH:
         active_oauths = 0

cps/config_sql.py

@@ -106,6 +106,9 @@ class _Settings(_Base):
 
     config_updatechannel = Column(Integer, default=constants.UPDATE_STABLE)
 
+    config_reverse_proxy_login_header_name = Column(String)
+    config_allow_reverse_proxy_header_login = Column(Boolean, default=False)
+
     def __repr__(self):
         return self.__class__.__name__
 
@@ -250,8 +253,7 @@ class _ConfigSQL(object):
         for k, v in self.__dict__.items():
             if k[0] == '_':
                 continue
-            if hasattr(s, k):  # and getattr(s, k, None) != v:
-                # log.debug("_Settings save '%s' = %r", k, v)
+            if hasattr(s, k):
                 setattr(s, k, v)
 
         log.debug("_ConfigSQL updating storage")
@@ -279,7 +281,13 @@ def _migrate_table(session, orm_class):
                     if sys.version_info < (3, 0):
                         if isinstance(column.default.arg,unicode):
                             column.default.arg = column.default.arg.encode('utf-8')
-                column_default = "" if column.default is None else ("DEFAULT %r" % column.default.arg)
+                if column.default is None:
+                    column_default = ""
+                else:
+                    if isinstance(column.default.arg, bool):
+                        column_default = ("DEFAULT %r" % int(column.default.arg))
+                    else:
+                        column_default = ("DEFAULT %r" % column.default.arg)
                 alter_table = "ALTER TABLE %s ADD COLUMN `%s` %s %s" % (orm_class.__tablename__,
                                                                         column_name,
                                                                         column.type,

cps/templates/admin.html

@@ -1,4 +1,7 @@
 {% extends "layout.html" %}
+{% macro display_bool_setting(setting_value) -%}
+  {% if setting_value %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}
+{%- endmacro %}
 {% block body %}
 <div class="container-fluid">
   <div class="row">
@@ -23,11 +26,11 @@
             <td>{{user.email}}</td>
             <td>{{user.kindle_mail}}</td>
             <td>{{user.downloads.count()}}</td>
-            <td class="hidden-xs">{% if user.role_admin() %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</td>
-            <td class="hidden-xs">{% if user.role_download() %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</td>
-            <td class="hidden-xs">{% if user.role_viewer() %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</td>
-            <td class="hidden-xs">{% if user.role_upload() %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</td>
-            <td class="hidden-xs">{% if user.role_edit() %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</td>
+            <td class="hidden-xs">{{ display_bool_setting(user.role_admin()) }}</td>
+            <td class="hidden-xs">{{ display_bool_setting(user.role_download()) }}</td>
+            <td class="hidden-xs">{{ display_bool_setting(user.role_viewer()) }}</td>
+            <td class="hidden-xs">{{ display_bool_setting(user.role_upload()) }}</td>
+            <td class="hidden-xs">{{ display_bool_setting(user.role_edit()) }}</td>
           </tr>
           {% endif %}
         {% endfor %}
@@ -83,20 +86,30 @@
         </div>
         <div class="row">
             <div class="col-xs-6 col-sm-7">{{_('Uploading')}}</div>
-            <div class="col-xs-6 col-sm-5">{% if config.config_uploading %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</div>
+            <div class="col-xs-6 col-sm-5">{{ display_bool_setting(config.config_uploading) }}</div>
         </div>
         <div class="row">
             <div class="col-xs-6 col-sm-7">{{_('Anonymous browsing')}}</div>
-            <div class="col-xs-6 col-sm-5">{% if config.config_anonbrowse %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</div>
+            <div class="col-xs-6 col-sm-5">{{ display_bool_setting(config.config_anonbrowse) }}</div>
         </div>
         <div class="row">
             <div class="col-xs-6 col-sm-7">{{_('Public registration')}}</div>
-            <div class="col-xs-6 col-sm-5">{% if config.config_public_reg %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</div>
+            <div class="col-xs-6 col-sm-5">{{ display_bool_setting(config.config_public_reg) }}</div>
         </div>
         <div class="row">
             <div class="col-xs-6 col-sm-7">{{_('Remote login')}}</div>
-            <div class="col-xs-6 col-sm-5">{% if config.config_remote_login %}<span class="glyphicon glyphicon-ok"></span>{% else %}<span class="glyphicon glyphicon-remove"></span>{% endif %}</div>
+            <div class="col-xs-6 col-sm-5">{{ display_bool_setting(config.config_remote_login) }}</div>
         </div>
+        <div class="row">
+            <div class="col-xs-6 col-sm-7">{{_('Reverse proxy login')}}</div>
+            <div class="col-xs-6 col-sm-5">{{ display_bool_setting(config.config_allow_reverse_proxy_header_login) }}</div>
+        </div>
+        {% if config.config_allow_reverse_proxy_header_login %}
+        <div class="row">
+            <div class="col-xs-6 col-sm-7">{{_('Reverse proxy header name')}}</div>
+            <div class="col-xs-6 col-sm-5">{{ config.config_reverse_proxy_login_header_name }}</div>
+        </div>
+        {% endif %}
       </div>
       <div class="btn btn-default"><a id="basic_config" href="{{url_for('admin.configuration')}}">{{_('Basic Configuration')}}</a></div>
       <div class="btn btn-default"><a id="view_config" href="{{url_for('admin.view_configuration')}}">{{_('UI Configuration')}}</a></div>

cps/templates/config_edit.html

@@ -271,6 +271,16 @@
         </div>
       {% endif %}
     {% endif %}
+        <div class="form-group">
+          <input type="checkbox" id="config_allow_reverse_proxy_header_login" name="config_allow_reverse_proxy_header_login" data-control="reverse-proxy-login-settings" {% if config.config_allow_reverse_proxy_header_login %}checked{% endif %}>
+          <label for="config_allow_reverse_proxy_header_login">{{_('Allow Reverse Proxy Authentication')}}</label>
+        </div>
+        <div data-related="reverse-proxy-login-settings">
+          <div class="form-group">
+            <label for="config_reverse_proxy_login_header_name">{{_('Reverse Proxy Header Name')}}</label>
+            <input type="text" class="form-control" id="config_reverse_proxy_login_header_name" name="config_reverse_proxy_login_header_name" value="{% if config.config_reverse_proxy_login_header_name != None %}{{ config.config_reverse_proxy_login_header_name }}{% endif %}" autocomplete="off">
+          </div>
+        </div>
       </div>
     </div>
   </div>

cps/web.py

@@ -114,14 +114,35 @@ web = Blueprint('web', __name__)
 log = logger.create()
 
 # ################################### Login logic and rights management ###############################################
+def _fetch_user_by_name(username):
+    return ub.session.query(ub.User).filter(func.lower(ub.User.nickname) == username.lower()).first()
 
 @lm.user_loader
 def load_user(user_id):
     return ub.session.query(ub.User).filter(ub.User.id == int(user_id)).first()
 
 
-@lm.header_loader
-def load_user_from_header(header_val):
+@lm.request_loader
+def load_user_from_request(request):
+    auth_header = request.headers.get("Authorization")
+    if auth_header:
+        user = load_user_from_auth_header(auth_header)
+        if user:
+            return user
+
+    if config.config_allow_reverse_proxy_header_login:
+        rp_header_name = config.config_reverse_proxy_login_header_name
+        if rp_header_name:
+            rp_header_username = request.headers.get(rp_header_name)
+            if rp_header_username:
+                user = _fetch_user_by_name(rp_header_username)
+                if user:
+                    return user
+
+    return
+
+
+def load_user_from_auth_header(header_val):
     if header_val.startswith('Basic '):
         header_val = header_val.replace('Basic ', '', 1)
     basic_username = basic_password = ''
@@ -131,7 +152,7 @@ def load_user_from_header(header_val):
         basic_password = header_val.split(':')[1]
     except TypeError:
         pass
-    user = ub.session.query(ub.User).filter(func.lower(ub.User.nickname) == basic_username.lower()).first()
+    user = _fetch_user_by_name(basic_username)
     if user and check_password_hash(str(user.password), basic_password):
         return user
     return