Merge remote-tracking branch 'inventree/master' into partial-shipment

.github/workflows/postgresql.yaml

@@ -27,6 +27,7 @@ jobs:
       INVENTREE_DEBUG: info
       INVENTREE_MEDIA_ROOT: ./media
       INVENTREE_STATIC_ROOT: ./static
+      INVENTREE_CACHE_HOST: localhost
 
     services:
       postgres:
@@ -37,6 +38,11 @@ jobs:
         ports:
           - 5432:5432
 
+      redis:
+        image: redis
+        ports:
+          - 6379:6379
+
     steps:
       - name: Checkout Code
         uses: actions/checkout@v2
@@ -49,6 +55,7 @@ jobs:
           sudo apt-get install libpq-dev
           pip3 install invoke
           pip3 install psycopg2
+          pip3 install django-redis>=5.0.0
           invoke install
       - name: Run Tests
         run: invoke test

InvenTree/InvenTree/settings.py

@@ -15,6 +15,7 @@ import logging
 
 import os
 import random
+import socket
 import string
 import shutil
 import sys
@@ -361,30 +362,6 @@ REST_FRAMEWORK = {
 
 WSGI_APPLICATION = 'InvenTree.wsgi.application'
 
-background_workers = os.environ.get('INVENTREE_BACKGROUND_WORKERS', None)
-
-if background_workers is not None:
-    try:
-        background_workers = int(background_workers)
-    except ValueError:
-        background_workers = None
-
-if background_workers is None:
-    # Sensible default?
-    background_workers = 4
-
-# django-q configuration
-Q_CLUSTER = {
-    'name': 'InvenTree',
-    'workers': background_workers,
-    'timeout': 90,
-    'retry': 120,
-    'queue_limit': 50,
-    'bulk': 10,
-    'orm': 'default',
-    'sync': False,
-}
-
 """
 Configure the database backend based on the user-specified values.
 
@@ -562,12 +539,84 @@ DATABASES = {
 }
 
 
-CACHES = {
-    'default': {
-        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
-    },
+_cache_config = CONFIG.get("cache", {})
+_cache_host = _cache_config.get("host", os.getenv("INVENTREE_CACHE_HOST"))
+_cache_port = _cache_config.get(
+    "port", os.getenv("INVENTREE_CACHE_PORT", "6379")
+)
+
+if _cache_host:
+    # We are going to rely upon a possibly non-localhost for our cache,
+    # so don't wait too long for the cache as nothing in the cache should be
+    # irreplacable.  Django Q Cluster will just try again later.
+    _cache_options = {
+        "CLIENT_CLASS": "django_redis.client.DefaultClient",
+        "SOCKET_CONNECT_TIMEOUT": int(os.getenv("CACHE_CONNECT_TIMEOUT", "2")),
+        "SOCKET_TIMEOUT": int(os.getenv("CACHE_SOCKET_TIMEOUT", "2")),
+        "CONNECTION_POOL_KWARGS": {
+            "socket_keepalive": _is_true(
+                os.getenv("CACHE_TCP_KEEPALIVE", "1")
+            ),
+            "socket_keepalive_options": {
+                socket.TCP_KEEPCNT: int(
+                    os.getenv("CACHE_KEEPALIVES_COUNT", "5")
+                ),
+                socket.TCP_KEEPIDLE: int(
+                    os.getenv("CACHE_KEEPALIVES_IDLE", "1")
+                ),
+                socket.TCP_KEEPINTVL: int(
+                    os.getenv("CACHE_KEEPALIVES_INTERVAL", "1")
+                ),
+                socket.TCP_USER_TIMEOUT: int(
+                    os.getenv("CACHE_TCP_USER_TIMEOUT", "1000")
+                ),
+            },
+        },
+    }
+    CACHES = {
+        # Connection configuration for Django Q Cluster
+        "worker": {
+            "BACKEND": "django_redis.cache.RedisCache",
+            "LOCATION": f"redis://{_cache_host}:{_cache_port}/0",
+            "OPTIONS": _cache_options,
+        },
+        "default": {
+            "BACKEND": "django_redis.cache.RedisCache",
+            "LOCATION": f"redis://{_cache_host}:{_cache_port}/1",
+            "OPTIONS": _cache_options,
+        },
+    }
+else:
+    CACHES = {
+        "default": {
+            "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
+        },
+    }
+
+try:
+    # 4 background workers seems like a sensible default
+    background_workers = int(os.environ.get('INVENTREE_BACKGROUND_WORKERS', 4))
+except ValueError:
+    background_workers = 4
+
+# django-q configuration
+Q_CLUSTER = {
+    'name': 'InvenTree',
+    'workers': background_workers,
+    'timeout': 90,
+    'retry': 120,
+    'queue_limit': 50,
+    'bulk': 10,
+    'orm': 'default',
+    'sync': False,
 }
 
+if _cache_host:
+    # If using external redis cache, make the cache the broker for Django Q
+    # as well
+    Q_CLUSTER["django_redis"] = "worker"
+
+
 # Password validation
 # https://docs.djangoproject.com/en/1.10/ref/settings/#auth-password-validators
 
@@ -614,6 +663,7 @@ LANGUAGES = [
     ('nl', _('Dutch')),
     ('no', _('Norwegian')),
     ('pl', _('Polish')),
+    ('pt', _('Portugese')),
     ('ru', _('Russian')),
     ('sv', _('Swedish')),
     ('th', _('Thai')),

InvenTree/common/admin.py

@@ -12,11 +12,31 @@ class SettingsAdmin(ImportExportModelAdmin):
 
     list_display = ('key', 'value')
 
+    def get_readonly_fields(self, request, obj=None):
+        """
+        Prevent the 'key' field being edited once the setting is created
+        """
+
+        if obj:
+            return ['key']
+        else:
+            return []
+
 
 class UserSettingsAdmin(ImportExportModelAdmin):
 
     list_display = ('key', 'value', 'user', )
 
+    def get_readonly_fields(self, request, obj=None):
+        """
+        Prevent the 'key' field being edited once the setting is created
+        """
+
+        if obj:
+            return ['key']
+        else:
+            return []
+
 
 class NotificationEntryAdmin(admin.ModelAdmin):
 

InvenTree/common/apps.py

@@ -1,10 +1,30 @@
 # -*- coding: utf-8 -*-
 
+import logging
+
 from django.apps import AppConfig
 
 
+logger = logging.getLogger('inventree')
+
+
 class CommonConfig(AppConfig):
     name = 'common'
 
     def ready(self):
-        pass
+        
+        self.clear_restart_flag()
+
+    def clear_restart_flag(self):
+        """
+        Clear the SERVER_RESTART_REQUIRED setting
+        """
+
+        try:
+            import common.models
+            
+            if common.models.InvenTreeSetting.get_setting('SERVER_RESTART_REQUIRED'):
+                logger.info("Clearing SERVER_RESTART_REQUIRED flag")
+                common.models.InvenTreeSetting.set_setting('SERVER_RESTART_REQUIRED', False, None)
+        except:
+            pass

InvenTree/common/models.py

@@ -63,13 +63,15 @@ class BaseInvenTreeSetting(models.Model):
         Enforce validation and clean before saving
         """
 
+        self.key = str(self.key).upper()
+
         self.clean()
         self.validate_unique()
 
         super().save()
 
     @classmethod
-    def allValues(cls, user=None):
+    def allValues(cls, user=None, exclude_hidden=False):
         """
         Return a dict of "all" defined global settings.
 
@@ -94,9 +96,15 @@ class BaseInvenTreeSetting(models.Model):
         for key in cls.GLOBAL_SETTINGS.keys():
 
             if key.upper() not in settings:
-
                 settings[key.upper()] = cls.get_setting_default(key)
 
+            if exclude_hidden:
+                hidden = cls.GLOBAL_SETTINGS[key].get('hidden', False)
+
+                if hidden:
+                    # Remove hidden items
+                    del settings[key.upper()]
+
         for key, value in settings.items():
             validator = cls.get_setting_validator(key)
 
@@ -545,6 +553,17 @@ class InvenTreeSetting(BaseInvenTreeSetting):
     even if that key does not exist.
     """
 
+    def save(self, *args, **kwargs):
+        """
+        When saving a global setting, check to see if it requires a server restart.
+        If so, set the "SERVER_RESTART_REQUIRED" setting to True
+        """
+
+        super().save()
+
+        if self.requires_restart():
+            InvenTreeSetting.set_setting('SERVER_REQUIRES_RESTART', True, None)
+
     """
     Dict of all global settings values:
 
@@ -563,6 +582,14 @@ class InvenTreeSetting(BaseInvenTreeSetting):
 
     GLOBAL_SETTINGS = {
 
+        'SERVER_RESTART_REQUIRED': {
+            'name': _('Restart required'),
+            'description': _('A setting has been changed which requires a server restart'),
+            'default': False,
+            'validator': bool,
+            'hidden': True,
+        },
+
         'INVENTREE_INSTANCE': {
             'name': _('InvenTree Instance Name'),
             'default': 'InvenTree server',
@@ -936,6 +963,18 @@ class InvenTreeSetting(BaseInvenTreeSetting):
 
         return self.__class__.get_setting(self.key)
 
+    def requires_restart(self):
+        """
+        Return True if this setting requires a server restart after changing
+        """
+
+        options = InvenTreeSetting.GLOBAL_SETTINGS.get(self.key, None)
+
+        if options:
+            return options.get('requires_restart', False)
+        else:
+            return False
+
 
 class InvenTreeUserSetting(BaseInvenTreeSetting):
     """
@@ -1269,9 +1308,6 @@ def get_price(instance, quantity, moq=True, multiples=True, currency=None, break
 
 class ColorTheme(models.Model):
     """ Color Theme Setting """
-
-    default_color_theme = ('', _('Default'))
-
     name = models.CharField(max_length=20,
                             default='',
                             blank=True)
@@ -1291,10 +1327,7 @@ class ColorTheme(models.Model):
         # Get color themes choices (CSS sheets)
         choices = [(file_name.lower(), _(file_name.replace('-', ' ').title()))
                    for file_name, file_ext in files_list
-                   if file_ext == '.css' and file_name.lower() != 'default']
-
-        # Add default option as empty option
-        choices.insert(0, cls.default_color_theme)
+                   if file_ext == '.css']
 
         return choices
 

InvenTree/part/templatetags/inventree_extras.py

@@ -251,6 +251,15 @@ def global_settings(*args, **kwargs):
     return InvenTreeSetting.allValues()
 
 
+@register.simple_tag()
+def visible_global_settings(*args, **kwargs):
+    """
+    Return any global settings which are not marked as 'hidden'
+    """
+
+    return InvenTreeSetting.allValues(exclude_hidden=True)
+
+
 @register.simple_tag()
 def progress_bar(val, max, *args, **kwargs):
     """
@@ -292,6 +301,19 @@ def progress_bar(val, max, *args, **kwargs):
 
 @register.simple_tag()
 def get_color_theme_css(username):
+    user_theme_name = get_user_color_theme(username)
+    # Build path to CSS sheet
+    inventree_css_sheet = os.path.join('css', 'color-themes', user_theme_name + '.css')
+
+    # Build static URL
+    inventree_css_static_url = os.path.join(settings.STATIC_URL, inventree_css_sheet)
+
+    return inventree_css_static_url
+
+
+@register.simple_tag()
+def get_user_color_theme(username):
+    """ Get current user color theme """
     try:
         user_theme = ColorTheme.objects.filter(user=username).get()
         user_theme_name = user_theme.name
@@ -300,13 +322,7 @@ def get_color_theme_css(username):
     except ColorTheme.DoesNotExist:
         user_theme_name = 'default'
 
-    # Build path to CSS sheet
-    inventree_css_sheet = os.path.join('css', 'color-themes', user_theme_name + '.css')
-
-    # Build static URL
-    inventree_css_static_url = os.path.join(settings.STATIC_URL, inventree_css_sheet)
-
-    return inventree_css_static_url
+    return user_theme_name
 
 
 @register.simple_tag()

InvenTree/templates/InvenTree/settings/user.html

@@ -170,35 +170,6 @@
 
 </div>
 
-
-<div class='panel-heading'>
-    <h4>{% trans "Theme Settings" %}</h4>
-</div>
-
-<div class='row'>
-
-    <div class='col-sm-6'>
-        <form action='{% url "settings-appearance" %}' method='post'>
-            {% csrf_token %}
-            <input name='next' type='hidden' value='{% url "settings" %}'>
-            <label for='theme' class=' requiredField'>
-                {% trans "Select theme" %}
-            </label>
-            <div class='form-group input-group mb-3'>
-                <select id='theme' name='theme' class='select form-control'>
-                    {% get_available_themes as themes %}
-                    {% for theme in themes %}
-                    <option value='{{ theme.key }}'>{{ theme.name }}</option>
-                    {% endfor %}
-                </select>
-                <div class='input-group-append'>
-                    <input type="submit" value="{% trans 'Set Theme' %}" class="btn btn-primary">
-                </div>
-            </div>
-        </form>
-    </div>
-</div>
-
 <div class='panel-heading'>
     <h4>{% trans "Language Settings" %}</h4>
 </div>

InvenTree/templates/InvenTree/settings/user_display.html

@@ -21,4 +21,33 @@
     </table>
 </div>
 
+<div class='panel-heading'>
+    <h4>{% trans "Theme Settings" %}</h4>
+</div>
+
+<div class='row'>
+
+    <div class='col-sm-6'>
+        <form action='{% url "settings-appearance" %}' method='post'>
+            {% csrf_token %}
+            <input name='next' type='hidden' value='{% url "settings" %}'>
+            <label for='theme' class=' requiredField'>
+                {% trans "Select theme" %}
+            </label>
+            <div class='form-group input-group mb-3'>
+                <select id='theme' name='theme' class='select form-control'>
+                    {% get_available_themes as themes %}
+                    {% get_user_color_theme request.user.username as user_theme %}
+                    {% for theme in themes %}
+                    <option value='{{ theme.key }}'{% if theme.key == user_theme %} selected{% endif%}>{{ theme.name }}</option>
+                    {% endfor %}
+                </select>
+                <div class='input-group-append'>
+                    <input type="submit" value="{% trans 'Set Theme' %}" class="btn btn-primary">
+                </div>
+            </div>
+        </form>
+    </div>
+</div>
+
 {% endblock %}

InvenTree/templates/base.html

@@ -5,6 +5,7 @@
 {% settings_value 'BARCODE_ENABLE' as barcodes %}
 {% settings_value 'REPORT_ENABLE_TEST_REPORT' as test_report_enabled %}
 {% settings_value "REPORT_ENABLE" as report_enabled %}
+{% settings_value "SERVER_RESTART_REQUIRED" as server_restart_required %}
 
 <!DOCTYPE html>
 <html lang="en">
@@ -86,6 +87,21 @@
         </div>
         <main class='col ps-md-2 pt-2 pe-2'>
 
+            {% if server_restart_required %}
+            <div class='notification-area' id='restart-required'>
+                <div id='alert-restart-server' class='alert alert-danger' role='alert'>
+                    <span class='fas fa-server'></span>
+                    <b>{% trans "Server Restart Required" %}</b>
+                    <small>
+                        <br>
+                        {% trans "A configuration option has been changed which requires a server restart" %}.
+                        <br>
+                        {% trans "Contact your system administrator for further information" %}
+                    </small>
+                </div>
+            </div>
+            {% endif %}
+
             {% block alerts %}
             <div class='notification-area' id='alerts'>
                 <!-- Div for displayed alerts -->

InvenTree/templates/js/dynamic/settings.js

@@ -13,7 +13,7 @@ const user_settings = {
     {% endfor %}
 };
 
-{% global_settings as GLOBAL_SETTINGS %}
+{% visible_global_settings as GLOBAL_SETTINGS %}
 const global_settings = {
     {% for key, value in GLOBAL_SETTINGS.items %}
     {{ key }}: {% primitive_to_javascript value %},

docker/requirements.txt

@@ -11,3 +11,6 @@ psycopg2>=2.9.1
 mysqlclient>=2.0.3
 pgcli>=3.1.0
 mariadb>=1.0.7
+
+# Cache
+django-redis>=5.0.0