various updates

.gitignore

@@ -2,8 +2,6 @@
 app/static/gen/
 volumes/
 docker-compose.override.yml
-logs/
-!logs/dummy
 *.env
 
 *.pjentsch-testing

Dockerfile

@@ -46,7 +46,6 @@ COPY --chown=nopaque:nopaque app app
 COPY --chown=nopaque:nopaque migrations migrations
 COPY --chown=nopaque:nopaque tests tests
 COPY --chown=nopaque:nopaque boot.sh config.py wsgi.py ./
-RUN mkdir logs
 
 
 EXPOSE 5000

README.md

@@ -35,7 +35,7 @@ username@hostname:~$ sudo mount --types cifs --options gid=${USER},password=nopa
 # Clone the nopaque repository
 username@hostname:~$ git clone https://gitlab.ub.uni-bielefeld.de/sfb1288inf/nopaque.git
 # Create data directories
-username@hostname:~$ mkdir data/{db,logs,mq}
+username@hostname:~$ mkdir volumes/{db,mq}
 username@hostname:~$ cp db.env.tpl db.env
 username@hostname:~$ cp .env.tpl .env
 # Fill out the variables within these files.

app/__init__.py

@@ -14,10 +14,11 @@ from flask_sqlalchemy import SQLAlchemy
 from flask_hashids import Hashids
 
 
+docker_client = DockerClient.from_env()
+
 apifairy = APIFairy()
 assets = Environment()
 db = SQLAlchemy()
-docker_client = DockerClient()
 hashids = Hashids()
 login = LoginManager()
 ma = Marshmallow()
@@ -28,80 +29,129 @@ scheduler = APScheduler()
 socketio = SocketIO()
 
 
-# TODO: Create export for lemmatized corpora
-
-
 def create_app(config: Config = Config) -> Flask:
-    ''' Creates an initialized Flask (WSGI Application) object. '''
+    ''' Creates an initialized Flask object. '''
+
     app = Flask(__name__)
     app.config.from_object(config)
-    config.init_app(app)
+
+    _configure_logging(app)
+    _configure_middlewares(app)
+    _init_docker_client(app)
+    _init_extensions(app)
+    _register_blueprints(app)
+    _register_socketio_namespaces(app)
+    _register_db_event_listeners(app)
+
+    return app
+
+
+def _configure_logging(app: Flask):
+    from flask.logging import default_handler
+    from logging import Formatter, StreamHandler
+
+    log_date_format: str = app.config['NOPAQUE_LOG_DATE_FORMAT']
+    log_format: str = app.config['NOPAQUE_LOG_FORMAT']
+    log_level: str = app.config['NOPAQUE_LOG_LEVEL']
+
+    formatter = Formatter(fmt=log_format, datefmt=log_date_format)
+    handler = StreamHandler()
+    handler.setFormatter(formatter)
+    handler.setLevel(log_level)
+
+    app.logger.removeHandler(default_handler)
+    app.logger.addHandler(handler)
+
+
+def _configure_middlewares(app: Flask):
+    from werkzeug.middleware.proxy_fix import ProxyFix
+
+    if app.config['NOPAQUE_PROXY_FIX_ENABLED']:
+        app.wsgi_app = ProxyFix(
+            app.wsgi_app,
+            x_for=app.config['NOPAQUE_PROXY_FIX_X_FOR'],
+            x_host=app.config['NOPAQUE_PROXY_FIX_X_HOST'],
+            x_port=app.config['NOPAQUE_PROXY_FIX_X_PORT'],
+            x_prefix=app.config['NOPAQUE_PROXY_FIX_X_PREFIX'],
+            x_proto=app.config['NOPAQUE_PROXY_FIX_X_PROTO']
+        )
+
+
+def _init_docker_client(app: Flask):
+    registry: str = app.config['NOPAQUE_DOCKER_REGISTRY']
+    username: str = app.config['NOPAQUE_DOCKER_REGISTRY_USERNAME']
+    password: str = app.config['NOPAQUE_DOCKER_REGISTRY_PASSWORD']
+
     docker_client.login(
-        app.config['NOPAQUE_DOCKER_REGISTRY_USERNAME'],
-        password=app.config['NOPAQUE_DOCKER_REGISTRY_PASSWORD'],
-        registry=app.config['NOPAQUE_DOCKER_REGISTRY']
+        username,
+        password=password,
+        registry=registry
     )
 
+
+def _init_extensions(app: Flask):
+    from typing import Callable
+    from .daemon import daemon
+    from .models import AnonymousUser, User
+
+    is_primary_instance: bool = app.config['NOPAQUE_IS_PRIMARY_INSTANCE']
+    socketio_message_queue_uri: str = app.config['NOPAQUE_SOCKETIO_MESSAGE_QUEUE_URI']
+    login_user_loader_callback: Callable[[int], User | None] = lambda user_id: User.query.get(int(user_id))
+
     apifairy.init_app(app)
     assets.init_app(app)
     db.init_app(app)
     hashids.init_app(app)
     login.init_app(app)
+    login.anonymous_user = AnonymousUser
+    login.login_view = 'auth.login'
+    login.user_loader(login_user_loader_callback)
     ma.init_app(app)
     mail.init_app(app)
     migrate.init_app(app, db)
     paranoid.init_app(app)
-    scheduler.init_app(app)
-    socketio.init_app(app, message_queue=app.config['NOPAQUE_SOCKETIO_MESSAGE_QUEUE_URI'])  # noqa
-
-    from .models import AnonymousUser, User
-    login.anonymous_user = AnonymousUser
-    login.login_view = 'auth.login'
-    @login.user_loader
-    def load_user(user_id):
-        return User.query.get(int(user_id))
-
     paranoid.redirect_view = '/'
+    scheduler.init_app(app)
+    if is_primary_instance:
+        scheduler.add_job('daemon', daemon, args=(app,), seconds=3, trigger='interval')
+    socketio.init_app(app, message_queue=socketio_message_queue_uri)
 
-    from .models.event_listeners import register_event_listeners
-    register_event_listeners()
 
+def _register_blueprints(app: Flask):
     from .admin import bp as admin_blueprint
-    app.register_blueprint(admin_blueprint, url_prefix='/admin')
-
     from .api import bp as api_blueprint
-    app.register_blueprint(api_blueprint, url_prefix='/api')
-
     from .auth import bp as auth_blueprint
-    app.register_blueprint(auth_blueprint)
-
     from .contributions import bp as contributions_blueprint
-    app.register_blueprint(contributions_blueprint, url_prefix='/contributions')
-
     from .corpora import bp as corpora_blueprint
-    from .corpora.cqi_over_sio import CQiNamespace
-    app.register_blueprint(corpora_blueprint, cli_group='corpus', url_prefix='/corpora')
-    socketio.on_namespace(CQiNamespace('/cqi_over_sio'))
-
     from .errors import bp as errors_bp
-    app.register_blueprint(errors_bp)
-
     from .jobs import bp as jobs_blueprint
-    app.register_blueprint(jobs_blueprint, url_prefix='/jobs')
-
     from .main import bp as main_blueprint
-    app.register_blueprint(main_blueprint, cli_group=None)
-
     from .services import bp as services_blueprint
-    app.register_blueprint(services_blueprint, url_prefix='/services')
-
     from .settings import bp as settings_blueprint
-    app.register_blueprint(settings_blueprint, url_prefix='/settings')
-
     from .users import bp as users_blueprint
-    app.register_blueprint(users_blueprint, cli_group='user', url_prefix='/users')
-
     from .workshops import bp as workshops_blueprint
+
+    app.register_blueprint(admin_blueprint, url_prefix='/admin')
+    app.register_blueprint(api_blueprint, url_prefix='/api')
+    app.register_blueprint(auth_blueprint)
+    app.register_blueprint(contributions_blueprint, url_prefix='/contributions')
+    app.register_blueprint(corpora_blueprint, cli_group='corpus', url_prefix='/corpora')
+    app.register_blueprint(errors_bp)
+    app.register_blueprint(jobs_blueprint, url_prefix='/jobs')
+    app.register_blueprint(main_blueprint, cli_group=None)
+    app.register_blueprint(services_blueprint, url_prefix='/services')
+    app.register_blueprint(settings_blueprint, url_prefix='/settings')
+    app.register_blueprint(users_blueprint, cli_group='user', url_prefix='/users')
     app.register_blueprint(workshops_blueprint, url_prefix='/workshops')
 
-    return app
+
+def _register_socketio_namespaces(app: Flask):
+    from .corpora.cqi_over_sio import CQiOverSocketIO
+
+    socketio.on_namespace(CQiOverSocketIO('/cqi_over_sio'))
+
+
+def _register_db_event_listeners(app: Flask):
+    from .models.event_listeners import register_event_listeners
+
+    register_event_listeners()

app/corpora/cqi_over_sio/__init__.py

@@ -19,7 +19,7 @@ This package tunnels the Corpus Query interface (CQi) protocol through
 Socket.IO (SIO) by tunneling CQi API calls through an event called "exec".
 
 Basic concept:
-1. A client connects to the "/cqi_over_sio" namespace.
+1. A client connects to the namespace.
 2. The client emits the "init" event and provides a corpus id for the corpus
    that should be analysed in this session.
      1.1 The analysis session counter of the corpus is incremented.
@@ -28,14 +28,13 @@ Basic concept:
      1.4 Connect the CQiClient to the server.
      1.5 Save the CQiClient, the Lock and the corpus id in the session for
          subsequential use.
-2. The client emits the "exec" event provides the name of a CQi API function
-   arguments (optional).
-     - The event "exec" handler will execute the function, make sure that the
-       result is serializable and returns the result back to the client.
-4. Wait for more events
-5. The client disconnects from the "/cqi_over_sio" namespace
-     1.1 The analysis session counter of the corpus is decremented.
-     1.2 The CQiClient and (Mutex) Lock belonging to it are teared down.
+3. The client emits "exec" events, within which it provides the name of a CQi
+   API function and the corresponding arguments.
+     3.1 The "exec" event handler will execute the function, make sure that
+         the result is serializable and returns the result back to the client.
+4. The client disconnects from the namespace
+     4.1 The analysis session counter of the corpus is decremented.
+     4.2 The CQiClient and (Mutex) Lock belonging to it are teared down.
 '''
 
 CQI_API_FUNCTION_NAMES: List[str] = [
@@ -86,7 +85,7 @@ CQI_API_FUNCTION_NAMES: List[str] = [
 ]
 
 
-class CQiNamespace(Namespace):
+class CQiOverSocketIO(Namespace):
     @socketio_login_required
     def on_connect(self):
         pass

app/corpora/routes.py

@@ -14,7 +14,7 @@ from .forms import CreateCorpusForm
 
 @bp.route('')
 def corpora():
-    return render_template('corpora/corpora.html.j2', title='Corpora')
+    return redirect(url_for('main.dashboard', _anchor='corpora'))
 
 
 @bp.route('/create', methods=['GET', 'POST'])

app/daemon/__init__.py

@@ -1,5 +1,5 @@
-from app import db
 from flask import Flask
+from app import db
 from .corpus_utils import check_corpora
 from .job_utils import check_jobs
 

app/jobs/routes.py

@@ -12,8 +12,7 @@ from . import bp
 
 @bp.route('')
 def jobs():
-    # return redirect(url_for('main.dashboard', _anchor='jobs'))
-    return render_template('jobs/jobs.html.j2', title='Jobs')
+    return redirect(url_for('main.dashboard', _anchor='jobs'))
 
 
 @bp.route('/<hashid:job_id>')

app/static/css/materialize.override.css

@@ -12,7 +12,7 @@ body[data-sidenav-fixed="true" i] main,
 body[data-sidenav-fixed="true" i] footer {
   padding-left: 300px;
 }
- 
+
 @media only screen and (max-width : 992px) {
   body[data-sidenav-fixed="true" i] header,
   body[data-sidenav-fixed="true" i] main,
@@ -34,7 +34,7 @@ body[data-sidenav-fixed="true" i] .navbar-fixed > nav {
 
 /* #region sticky-footer */
 /*
- * Sticky Footer: 
+ * Sticky Footer:
  * A sticky footer always stays on the bottom of the page regardless of how
  * little content is on the page. However, this footer will be pushed down if
  * there is a lot of content, so it is different from a fixed footer.

app/static/css/nopaque-icons.css

@@ -35,3 +35,67 @@
   /* Support for IE. */
   font-feature-settings: 'liga';
 }
+
+[data-nopaque-icon="speedometer"] {
+  --nopaque-icon-character: "A";
+  --nopaque-negative-icon-character: "a";
+}
+
+[data-nopaque-icon="cloud-processes"] {
+  --nopaque-icon-character: "B";
+  --nopaque-negative-icon-character: "b";
+}
+
+[data-nopaque-icon="account-circle"] {
+  --nopaque-icon-character: "C";
+  --nopaque-negative-icon-character: "c";
+}
+
+[data-nopaque-icon="meshed-gears"] {
+  --nopaque-icon-character: "D";
+  --nopaque-negative-icon-character: "d";
+}
+
+[data-nopaque-icon="file-setup-pipeline"] {
+  --nopaque-icon-character: "E";
+  --nopaque-negative-icon-character: "e";
+}
+
+[data-nopaque-icon="tesseract-ocr-pipeline"],
+[data-nopaque-icon="transkribus-htr-pipeline"] {
+  --nopaque-icon-character: "F";
+  --nopaque-negative-icon-character: "f";
+}
+
+[data-nopaque-icon="spacy-nlp-pipeline"] {
+  --nopaque-icon-character: "G";
+  --nopaque-negative-icon-character: "g";
+}
+
+[data-nopaque-icon="corpus-analysis"] {
+  --nopaque-icon-character: "H";
+  --nopaque-negative-icon-character: "h";
+}
+
+[data-nopaque-icon="file-cabinet"] {
+  --nopaque-icon-character: "I";
+  --nopaque-negative-icon-character: "i";
+}
+
+[data-nopaque-icon="suitcase"] {
+  --nopaque-icon-character: "J";
+  --nopaque-negative-icon-character: "j";
+}
+
+[data-nopaque-icon="wrench"] {
+  --nopaque-icon-character: "K";
+  --nopaque-negative-icon-character: "k";
+}
+
+.nopaque-icons[data-nopaque-icon]:empty::before {
+    content: var(--nopaque-icon-character);
+}
+
+.nopaque-icons.negative[data-nopaque-icon]:empty::before{
+    content: var(--nopaque-negative-icon-character);
+}

app/templates/_base/sidenav.html.j2

@@ -33,7 +33,7 @@
     <a class="waves-effect" href="{{ url_for('jobs.jobs') }}"><i class="nopaque-icons">J</i>My Jobs</a>
   </li>
   <li>
-    <a class="waves-effect" href="{{ url_for('main.dashboard', _anchor='contributions') }}"><i class="material-icons">new_label</i>My Contributions</a>
+    <a class="waves-effect" href="{{ url_for('contributions.contributions') }}"><i class="material-icons">new_label</i>My Contributions</a>
   </li>
 
   {# processes & services items #}

app/templates/corpora/corpora.html.j2

@@ -1,38 +0,0 @@
-{% extends "base.html.j2" %}
-
-
-{% block page_content %}
-<div class="container">
-  <h1>{{ title }}</h1>
-
-  <div class="card">
-    <div class="card-content">
-      <div class="corpus-list" data-user-id="{{ current_user.hashid }}"></div>
-    </div>
-    <div class="card-action right-align">
-      <a class="btn waves-effect waves-light" href="{{ url_for('corpora.create_corpus') }}">Create corpus<i class="material-icons right">add</i></a>
-    </div>
-  </div>
-</div>
-
-{#
-<div class="parallax-container">
-  <div class="parallax">
-    <img src="{{ url_for('static', filename='images/parallax_lq/01_books_antique_book_old.jpg') }}">
-  </div>
-</div>
-
-<div class="container">
-  <div style="position: relative; top: -225px;">
-    <div class="card white">
-      <div class="card-content">
-        <div class="corpus-list" data-user-id="{{ current_user.hashid }}"></div>
-      </div>
-      <div class="card-action right-align">
-        <a class="btn waves-effect waves-light" href="{{ url_for('corpora.create_corpus') }}">Create corpus<i class="material-icons right">add</i></a>
-      </div>
-    </div>
-  </div>
-</div>
-#}
-{% endblock page_content %}

app/templates/jobs/jobs.html.j2

@@ -1,98 +0,0 @@
-{% extends "base.html.j2" %}
-
-
-{% block page_content %}
-<div class="container">
-  <h1>{{ title }}</h1>
-
-  <div class="card">
-    <div class="card-content">
-      <div class="job-list" data-user-id="{{ current_user.hashid }}"></div>
-    </div>
-    <div class="card-action right-align">
-      <a class="btn modal-trigger waves-effect waves-light" data-target="create-job-modal">Create job<i class="material-icons right">add</i></a>
-    </div>
-  </div>
-
-  <div class="fixed-action-btn">
-    <a class="btn-floating btn-large">
-      <i class="large material-icons">add</i>
-    </a>
-    <ul>
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="File Setup Pipeline" data-service="file-setup-pipeline">
-          <i class="nopaque-icons service-icons" data-service="file-setup-pipeline"></i>
-        </a>
-      </li>
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="Tesseract OCR Pipeline" data-service="tesseract-ocr-pipeline">
-          <i class="nopaque-icons service-icons" data-service="tesseract-ocr-pipeline"></i>
-        </a>
-      </li>
-      {% if config.NOPAQUE_TRANSKRIBUS_ENABLED %}
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="Transkribus HTR Pipeline" data-service="transkribus-htr-pipeline">
-          <i class="nopaque-icons service-icons" data-service="transkribus-htr-pipeline"></i>
-        </a>
-      </li>
-      {% endif %}
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="SpaCy NLP Pipeline" data-service="spacy-nlp-pipeline">
-          <i class="nopaque-icons service-icons" data-service="spacy-nlp-pipeline"></i>
-        </a>
-      </li>
-    </ul>
-  </div>
-</div>
-
-{# 
-<div class="parallax-container">
-  <div class="parallax">
-    <img src="{{ url_for('static', filename='images/parallax_lq/01_books_antique_book_old.jpg') }}">
-  </div>
-</div>
-
-<div class="container">
-  <div class="fixed-action-btn">
-    <a class="btn-floating btn-large">
-      <i class="large material-icons">add</i>
-    </a>
-    <ul>
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="File Setup Pipeline" data-service="file-setup-pipeline">
-          <i class="nopaque-icons service-icons" data-service="file-setup-pipeline"></i>
-        </a>
-      </li>
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="Tesseract OCR Pipeline" data-service="tesseract-ocr-pipeline">
-          <i class="nopaque-icons service-icons" data-service="tesseract-ocr-pipeline"></i>
-        </a>
-      </li>
-      {% if config.NOPAQUE_TRANSKRIBUS_ENABLED %}
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="Transkribus HTR Pipeline" data-service="transkribus-htr-pipeline">
-          <i class="nopaque-icons service-icons" data-service="transkribus-htr-pipeline"></i>
-        </a>
-      </li>
-      {% endif %}
-      <li>
-        <a class="btn-floating service-color darken tooltipped" data-position="left" data-tooltip="SpaCy NLP Pipeline" data-service="spacy-nlp-pipeline">
-          <i class="nopaque-icons service-icons" data-service="spacy-nlp-pipeline"></i>
-        </a>
-      </li>
-    </ul>
-  </div>
-
-  <div style="position: relative; top: -90px;">
-    <div class="card">
-      <div class="card-content">
-        <div class="job-list" data-user-id="{{ current_user.hashid }}"></div>
-      </div>
-      <div class="card-action right-align">
-        <a class="btn modal-trigger waves-effect waves-light" data-target="create-job-modal">Create job<i class="material-icons right">add</i></a>
-      </div>
-    </div>
-  </div>
-</div>
-#}
-{% endblock page_content %}

app/templates/main/dashboard.html.j2

@@ -9,7 +9,6 @@
 
     <div class="col s12" id="corpora">
       <h2>My Corpora</h2>
-      <p>Hallo <span class="pink-text">Audrey</span></p>
       <p>Create a corpus to interactively perform linguistic analysis.</p>
     </div>
 
@@ -34,7 +33,6 @@
         pre-processing step. You will need the result of each step for the
         next step.
       </p>
-      <p><b>Where is my Job data?</b> Don't worry, please read <a href="{{ url_for('main.news', _anchor='april-2022-update') }}">this news</a> entry</p>
     </div>
 
     <div class="col s12">
@@ -56,7 +54,7 @@
       <div class="card extension-selector hoverable service-color" data-service="tesseract-ocr-pipeline">
         <a href="{{ url_for('contributions.tesseract_ocr_pipeline_models') }}" style="position: absolute; width: 100%; height: 100%;"></a>
         <div class="card-content">
-          <span class="card-title" data-service="tesseract-ocr-pipeline">Tesseract OCR Pipeline Models</span>
+          <span class="card-title">Tesseract OCR Pipeline Models</span>
           <p>Here you can see and edit the models that you have created. You can also create new models.</p>
         </div>
       </div>

app/templates/main/index.html.j2

@@ -20,22 +20,22 @@
         <div class="col s12">
           <div class="row">
             <div class="col s12 m6 l3 center-align">
-              <i class="large nopaque-icons primary-color-text">A</i><br>
+              <i class="large nopaque-icons primary-color-text" data-nopaque-icon="speedometer"></i><br>
               <b class="primary-color-text">Speeds up your work</b>
               <p class="light">All tools provided by nopaque are carefully selected to provide a complete tool suite without being held up by compatibility issues.</p>
             </div>
             <div class="col s12 m6 l3 center-align">
-              <i class="large nopaque-icons primary-color-text">B</i><br>
+              <i class="large nopaque-icons primary-color-text" data-nopaque-icon="cloud-processes"></i><br>
               <b class="primary-color-text">Cloud infrastructure</b>
               <p class="light">All computational work is processed within nopaque’s cloud infrastructure. You don't need to install any software. Great, right?</p>
             </div>
             <div class="col s12 m6 l3 center-align">
-              <i class="large nopaque-icons primary-color-text">C</i><br>
+              <i class="large nopaque-icons primary-color-text" data-nopaque-icon="account-circle"></i><br>
               <b class="primary-color-text">User friendly</b>
               <p class="light">You can start right away without having to read mile-long manuals. All services come with default settings that make it easy for you to just get going. Also great, right?</p>
             </div>
             <div class="col s12 m6 l3 center-align">
-              <i class="large nopaque-icons primary-color-text">D</i><br>
+              <i class="large nopaque-icons primary-color-text" data-nopaque-icon="meshed-gears"></i><br>
               <b class="primary-color-text">Meshing processes</b>
               <p class="light">No matter where you step in, nopaque facilitates and accompanies your research. Its workflow perfectly ties in with your research process.</p>
             </div>

config.py

@@ -1,47 +1,54 @@
 from dotenv import load_dotenv
-from flask import Flask
-from logging.handlers import RotatingFileHandler
 from pathlib import Path
-from werkzeug.middleware.proxy_fix import ProxyFix
-import logging
 import os
 
 
-basedir = os.path.abspath(os.path.dirname(__file__))
-load_dotenv(os.path.join(basedir, 'nopaque.env'))
+BASE_DIR = os.path.abspath(os.path.dirname(__file__))
+ENV_FILE = os.path.join(BASE_DIR, 'nopaque.env')
+
+
+if os.path.isfile(ENV_FILE):
+    load_dotenv(ENV_FILE)
 
 
 class Config:
-    ''' APIFairy '''
+    ''' Configuration class for the Flask application. '''
+
+    # region APIFairy
     APIFAIRY_TITLE = 'nopaque'
     APIFAIRY_VERSION = '0.0.1'
-    APIFAIRY_UI = 'swagger_ui'
     APIFAIRY_APISPEC_PATH = '/api/apispec.json'
-    APIFAIRY_UI_PATH = '/api'
+    APIFAIRY_UI = 'swagger_ui'
+    APIFAIRY_UI_PATH = '/api/docs'
+    # endregion APIFairy
 
-    ''' # Flask # '''
-    APPLICATION_ROOT = os.environ.get('APPLICATION_ROOT', '/')
+
+    # region Flask
+    DEBUG = os.environ.get('FLASK_DEBUG', 'false').lower() == 'true'
     PREFERRED_URL_SCHEME = os.environ.get('PREFERRED_URL_SCHEME', 'http')
     SECRET_KEY = os.environ.get('SECRET_KEY', 'hard to guess string')
     SERVER_NAME = os.environ.get('SERVER_NAME', 'localhost:5000')
-    SESSION_COOKIE_SECURE = \
-        os.environ.get('SESSION_COOKIE_SECURE', 'false').lower() == 'true'
+    SESSION_COOKIE_SECURE = os.environ.get('SESSION_COOKIE_SECURE', 'false').lower() == 'true'
+    # endregion Flask
 
-    ''' # Flask-APScheduler # '''
-    JOBS = []
 
-    ''' # Flask-Assets '''
+    # region Flask-Assets
     ASSETS_DEBUG = os.environ.get('ASSETS_DEBUG', 'false').lower() == 'true'
+    # endregion Flask-Assets
 
-    ''' # Flask-Hashids '''
+
+    # region Flask-Hashids
     HASHIDS_MIN_LENGTH = int(os.environ.get('HASHIDS_MIN_LENGTH', '16'))
     HASHIDS_SALT = os.environ.get('HASHIDS_SALT', 'hard to guess string')
+    # endregion Flask-Hashids
 
-    ''' # Flask-Login # '''
-    REMEMBER_COOKIE_SECURE = \
-        os.environ.get('REMEMBER_COOKIE_SECURE', 'false').lower() == 'true'
 
-    ''' # Flask-Mail # '''
+    # region Flask-Login
+    REMEMBER_COOKIE_SECURE = os.environ.get('REMEMBER_COOKIE_SECURE', 'false').lower() == 'true'
+    # endregion Flask-Login
+
+
+    # region Flask-Mail
     MAIL_DEFAULT_SENDER = os.environ.get('MAIL_DEFAULT_SENDER')
     MAIL_PASSWORD = os.environ.get('MAIL_PASSWORD')
     MAIL_SERVER = os.environ.get('MAIL_SERVER')
@@ -49,125 +56,53 @@ class Config:
     MAIL_USERNAME = os.environ.get('MAIL_USERNAME')
     MAIL_USE_SSL = os.environ.get('MAIL_USE_SSL', 'false').lower() == 'true'
     MAIL_USE_TLS = os.environ.get('MAIL_USE_TLS', 'false').lower() == 'true'
+    # endregion Flask-Mail
 
-    ''' # Flask-SQLAlchemy # '''
-    SQLALCHEMY_DATABASE_URI = \
-        os.environ.get('SQLALCHEMY_DATABASE_URI') \
-        or f'sqlite:///{os.path.join(basedir, "data.sqlite")}'
+
+    # region Flask-SQLAlchemy
+    SQLALCHEMY_DATABASE_URI = os.environ.get(
+        'SQLALCHEMY_DATABASE_URI',
+        f'sqlite:///{BASE_DIR}/data.sqlite'
+    )
     SQLALCHEMY_RECORD_QUERIES = True
     SQLALCHEMY_TRACK_MODIFICATIONS = False
+    # endregion Flask-SQLAlchemy
 
-    ''' # nopaque # '''
+
+    # region nopaque
     NOPAQUE_ADMIN = os.environ.get('NOPAQUE_ADMIN')
     NOPAQUE_DATA_DIR = Path(os.environ.get('NOPAQUE_DATA_PATH', '/mnt/nopaque'))
-    NOPAQUE_IS_PRIMARY_INSTANCE = \
-        os.environ.get('NOPAQUE_IS_PRIMARY_INSTANCE', 'true').lower() == 'true'
+    NOPAQUE_IS_PRIMARY_INSTANCE = os.environ.get('NOPAQUE_IS_PRIMARY_INSTANCE', 'true').lower() == 'true'
     NOPAQUE_MAIL_SUBJECT_PREFIX = '[nopaque]'
     NOPAQUE_SERVICE_DESK = 'gitlab-ub-incoming+sfb1288inf-nopaque-1324-issue-@jura.uni-bielefeld.de'  # noqa
-    NOPAQUE_SOCKETIO_MESSAGE_QUEUE_URI = \
-        os.environ.get('NOPAQUE_SOCKETIO_MESSAGE_QUEUE_URI')
-
-    NOPAQUE_JOB_EXPIRATION_ENABLED = os.environ.get('NOPAQUE_JOB_EXPIRATION_ENABLED', 'true').lower() == 'true'
-    NOPAQUE_JOB_EXPIRATION_TIME = int(os.environ.get('NOPAQUE_JOB_EXPIRATION_TIME', '120'))
+    NOPAQUE_SOCKETIO_MESSAGE_QUEUE_URI = os.environ.get('NOPAQUE_SOCKETIO_MESSAGE_QUEUE_URI')
 
     NOPAQUE_DOCKER_REGISTRY = 'gitlab.ub.uni-bielefeld.de:4567'
     NOPAQUE_DOCKER_IMAGE_PREFIX = f'{NOPAQUE_DOCKER_REGISTRY}/sfb1288inf/'
-    NOPAQUE_DOCKER_NETWORK_NAME = \
-        os.environ.get('DOCKER_NETWORK_NAME', 'nopaque')
-    NOPAQUE_DOCKER_REGISTRY_USERNAME = \
-        os.environ.get('NOPAQUE_DOCKER_REGISTRY_USERNAME')
-    NOPAQUE_DOCKER_REGISTRY_PASSWORD = \
-        os.environ.get('NOPAQUE_DOCKER_REGISTRY_PASSWORD')
+    NOPAQUE_DOCKER_NETWORK_NAME = os.environ.get('DOCKER_NETWORK_NAME', 'nopaque')
+    NOPAQUE_DOCKER_REGISTRY_USERNAME = os.environ.get('NOPAQUE_DOCKER_REGISTRY_USERNAME')
+    NOPAQUE_DOCKER_REGISTRY_PASSWORD = os.environ.get('NOPAQUE_DOCKER_REGISTRY_PASSWORD')
 
-    NOPAQUE_LOG_DATE_FORMAT = \
-        os.environ.get('NOPAQUE_LOG_DATE_FORMAT', '%Y-%m-%d %H:%M:%S')
+    NOPAQUE_LOG_DATE_FORMAT = os.environ.get(
+        'NOPAQUE_LOG_DATE_FORMAT',
+        '%Y-%m-%d %H:%M:%S'
+    )
     NOPAQUE_LOG_FORMAT = os.environ.get(
         'NOPAQUE_LOG_DATE_FORMAT',
-        '[%(asctime)s] %(levelname)s in '
-        '%(pathname)s (function: %(funcName)s, line: %(lineno)d): %(message)s'
+        '[%(asctime)s] %(levelname)s in %(pathname)s (function: %(funcName)s, line: %(lineno)d): %(message)s'
     )
-    NOPAQUE_LOG_FILE_ENABLED = \
-        os.environ.get('NOPAQUE_LOG_FILE_ENABLED', 'false').lower() == 'true'
-    NOPAQUE_LOG_FILE_DIR = Path(os.environ.get('NOPAQUE_LOG_FILE_DIR', '/var/log/nopaque'))
-    NOPAQUE_LOG_FILE_LEVEL = \
-        os.environ.get('NOPAQUE_LOG_FILE_LEVEL', None)
-    NOPAQUE_LOG_STDERR_ENABLED = \
-        os.environ.get('NOPAQUE_LOG_STDERR_ENABLED', 'true').lower() == 'true'
-    NOPAQUE_LOG_STDERR_LEVEL = \
-        os.environ.get('NOPAQUE_LOG_STDERR_LEVEL', None)
+    NOPAQUE_LOG_LEVEL = os.environ.get('NOPAQUE_LOG_LEVEL', 'WARNING')
 
-    NOPAQUE_PROXY_FIX_ENABLED = \
-        os.environ.get('NOPAQUE_PROXY_FIX_ENABLED', 'false').lower() == 'true'
-    NOPAQUE_PROXY_FIX_X_FOR = \
-        int(os.environ.get('NOPAQUE_PROXY_FIX_X_FOR', '0'))
-    NOPAQUE_PROXY_FIX_X_HOST = \
-        int(os.environ.get('NOPAQUE_PROXY_FIX_X_HOST', '0'))
-    NOPAQUE_PROXY_FIX_X_PORT = \
-        int(os.environ.get('NOPAQUE_PROXY_FIX_X_PORT', '0'))
-    NOPAQUE_PROXY_FIX_X_PREFIX = \
-        int(os.environ.get('NOPAQUE_PROXY_FIX_X_PREFIX', '0'))
-    NOPAQUE_PROXY_FIX_X_PROTO = \
-        int(os.environ.get('NOPAQUE_PROXY_FIX_X_PROTO', '0'))
+    NOPAQUE_PROXY_FIX_ENABLED = os.environ.get('NOPAQUE_PROXY_FIX_ENABLED', 'false').lower() == 'true'
+    NOPAQUE_PROXY_FIX_X_FOR = int(os.environ.get('NOPAQUE_PROXY_FIX_X_FOR', '0'))
+    NOPAQUE_PROXY_FIX_X_HOST = int(os.environ.get('NOPAQUE_PROXY_FIX_X_HOST', '0'))
+    NOPAQUE_PROXY_FIX_X_PORT = int(os.environ.get('NOPAQUE_PROXY_FIX_X_PORT', '0'))
+    NOPAQUE_PROXY_FIX_X_PREFIX = int(os.environ.get('NOPAQUE_PROXY_FIX_X_PREFIX', '0'))
+    NOPAQUE_PROXY_FIX_X_PROTO = int(os.environ.get('NOPAQUE_PROXY_FIX_X_PROTO', '0'))
 
-    NOPAQUE_TRANSKRIBUS_ENABLED = \
-        os.environ.get('NOPAQUE_TRANSKRIBUS_ENABLED', 'false').lower() == 'true'
+    NOPAQUE_TRANSKRIBUS_ENABLED = os.environ.get('NOPAQUE_TRANSKRIBUS_ENABLED', 'false').lower() == 'true'
     NOPAQUE_READCOOP_USERNAME = os.environ.get('NOPAQUE_READCOOP_USERNAME')
     NOPAQUE_READCOOP_PASSWORD = os.environ.get('NOPAQUE_READCOOP_PASSWORD')
 
     NOPAQUE_VERSION='1.0.2'
-
-    @staticmethod
-    def init_app(app: Flask):
-        for handler in app.logger.handlers:
-            app.logger.removeHandler(handler)
-
-        log_formatter = logging.Formatter(
-            fmt=app.config['NOPAQUE_LOG_FORMAT'],
-            datefmt=app.config['NOPAQUE_LOG_DATE_FORMAT']
-        )
-
-        if app.config['NOPAQUE_LOG_STDERR_ENABLED']:
-            log_stderr_level: str | None = app.config['NOPAQUE_LOG_STDERR_LEVEL']
-            stream_handler = logging.StreamHandler()
-            stream_handler.setFormatter(log_formatter)
-            if log_stderr_level is not None:
-                stream_handler.setLevel(log_stderr_level)
-            app.logger.addHandler(stream_handler)
-
-        if app.config['NOPAQUE_LOG_FILE_ENABLED']:
-            log_file_dir: Path = app.config['NOPAQUE_LOG_FILE_DIR']
-            log_file_level: str | None = app.config['NOPAQUE_LOG_FILE_LEVEL']
-            if not log_file_dir.exists():
-                log_file_dir.mkdir()
-            rotating_file_handler = RotatingFileHandler(
-                log_file_dir / 'nopaque.log',
-                maxBytes=10_240,
-                backupCount=10
-            )
-            rotating_file_handler.setFormatter(log_formatter)
-            if log_file_level is not None:
-                rotating_file_handler.setLevel(log_file_level)
-            app.logger.addHandler(rotating_file_handler)
-
-        if app.config['NOPAQUE_PROXY_FIX_ENABLED']:
-            # Set up and apply the ProxyFix middleware according to the
-            # corresponding (NOPAQUE_PROXY_FIX_*) configurations
-            app.wsgi_app = ProxyFix(
-                app.wsgi_app,
-                x_for=app.config['NOPAQUE_PROXY_FIX_X_FOR'],
-                x_host=app.config['NOPAQUE_PROXY_FIX_X_HOST'],
-                x_port=app.config['NOPAQUE_PROXY_FIX_X_PORT'],
-                x_prefix=app.config['NOPAQUE_PROXY_FIX_X_PREFIX'],
-                x_proto=app.config['NOPAQUE_PROXY_FIX_X_PROTO']
-            )
-
-        if app.config['NOPAQUE_IS_PRIMARY_INSTANCE']:
-           app.config['JOBS'].append(
-                {
-                    "id": "daemon",
-                    "func": "app.daemon:daemon",
-                    "args": (app,),
-                    "trigger": "interval",
-                    "seconds": 3,
-                }
-           )
+    # endregion nopaque

nopaque.env.tpl

@@ -7,9 +7,6 @@
 # Flask                                                                      #
 # https://flask.palletsprojects.com/en/1.1.x/config/                         #
 ##############################################################################
-# DEFAULT: /
-# APPLICATION_ROOT=
-
 # CHOOSE ONE: http, https
 # DEFAULT: http
 # PREFERRED_URL_SCHEME=
@@ -141,24 +138,9 @@ NOPAQUE_DOCKER_REGISTRY_PASSWORD=
 # DEFAULT: [%(asctime)s] %(levelname)s in %(pathname)s (function: %(funcName)s, line: %(lineno)d): %(message)s
 # NOPAQUE_LOG_FORMAT=
 
-# CHOOSE ONE: False, True
-# DEFAULT: False
-# NOPAQUE_LOG_FILE_ENABLED=
-
-# DEFAULT: /var/log/nopaque
-# NOPAQUE_LOG_FILE_DIR=
-
 # DEFAULT: DEBUG if FLASK_DEBUG == True else WARNING
 # CHOOSE ONE: CRITICAL, ERROR, WARNING, INFO, DEBUG
-# NOPAQUE_LOG_FILE_LEVEL=
-
-# CHOOSE ONE: False, True
-# DEFAULT: True
-# NOPAQUE_LOG_STDERR_ENABLED=
-
-# DEFAULT: DEBUG if FLASK_DEBUG == True else WARNING
-# CHOOSE ONE: CRITICAL, ERROR, WARNING, INFO, DEBUG
-# NOPAQUE_LOG_STDERR_LEVEL=
+# NOPAQUE_LOG_LEVEL=
 
 # CHOOSE ONE: False, True
 # DEFAULT: False