For me it worked after adding processes and threads to WSGIDaemonProcess along with python-path.
On Sunday, October 5, 2014 1:04:57 PM UTC-4, Carlos Vicente wrote: > > I've a C++ application for which I needed to expose using a REST > Web-Service. And for that purpose I am using started using *DJANGO-REST*. > *After > successfully implemented and tested on the "DJANGO Development Server"*, > I want to migrate it to *Apache+MOD_WSGI*. > > Up until now, every interface that *implies, on the C++ part, to launch > some threads*, I get this message: > > [Sat Oct 04 02:55:25 2014] [error] [client X.X.X.X] Truncated or > oversized response headers received from daemon process 'ZigHomeWS': /usr/ > local/ZigHomeWS/zighome_rest/zighom > e_rest/WSGI/django.wsgi > (note that any other call, that implies calling other interfaces on the *C++ > part which does not involve thread launching*, no problem occurs) > > At this point, and after upgrading some libraries just to make sure I > wasn't working with some deprecated faulty version, I've: > > SWIG 3.0.2 > MOD_WSGI 4.3.0 > DJANGO (which ends up by being used by DJANGO-REST) 1.7 > DJANGO-REST 2.3.13 > Apache 2.2.2 > > I've followed the instructions described here > https://code.google.com/p/modwsgi/wiki/ApplicationIssues, specially on > the section *"Python Simplified GIL state API"*, with no luck. > > Here is my configuration: > > *Virtual host configuration:* > <VirtualHost *:80> > ServerAdmin [email protected] <javascript:> > ServerName my.server.com > > > DocumentRoot /usr/local/DummyApp > > > WSGIDaemonProcess ZigHomeWS > python-path=/usr/local/ZigHomeWS/zighome_rest:/usr/lib/python2.7:/usr/local/lib/python2.7/site-packages/django > WSGIProcessGroup ZigHomeWS > WSGIApplicationGroup %{GLOBAL} > > > WSGIScriptAlias /ZigHomeWS > /usr/local/ZigHomeWS/zighome_rest/zighome_rest/WSGI/django.wsgi > WSGIPassAuthorization On > #WSGIPythonPath /usr/local/ZigHomeWS/zighome_rest > > > > > <Directory /usr/local/ZigHomeWS/zighome_rest> > Order allow,deny > Allow from all > </Directory> > > > <Directory /usr/local/DummyApp> > Order deny,allow > Allow from all > </Directory> > > > ErrorLog /var/log/apache2/error_ZigHomeWS.log > > > # Possible values include: debug, info, notice, warn, error, crit, > # alert, emerg. > LogLevel debug > > > </VirtualHost> > > *django.wsgi file:* > """ > WSGI config for zighome_rest project. > > > It exposes the WSGI callable as a module-level variable named > ``application``. > > > For more information on this file, see > https://docs.djangoproject.com/en/1.6/howto/deployment/wsgi/ > """ > > > import os, sys > sys.path.append('/usr/local/ZigHomeWS') > sys.path.append('/usr/local/ZigHomeWS/zighome_rest') > sys.path.append('/usr/local/lib/python2.7/site-packages/django') > os.environ.setdefault("DJANGO_SETTINGS_MODULE", "zighome_rest.settings") > > > from django.core.wsgi import get_wsgi_application > application = get_wsgi_application() > > > #import django.core.handlers.wsgi > #application = django.core.handlers.wsgi.WSGIHandler() > > *settings.py file:* > """ > Django settings for zighome_rest project. > > > For more information on this file, see > https://docs.djangoproject.com/en/1.6/topics/settings/ > > > For the full list of settings and their values, see > https://docs.djangoproject.com/en/1.6/ref/settings/ > """ > > > # Build paths inside the project like this: os.path.join(BASE_DIR, ...) > import os > BASE_DIR = os.path.dirname(os.path.dirname(__file__)) > > > > > # Quick-start development settings - unsuitable for production > # See https://docs.djangoproject.com/en/1.6/howto/deployment/checklist/ > > > # SECURITY WARNING: keep the secret key used in production secret! > SECRET_KEY = '6h34&@m=1t4!(axkhz1+%6%u8^o(7^ao500pl#*+=$sk(a846@' > > > # SECURITY WARNING: don't run with debug turned on in production! > DEBUG = True > > > TEMPLATE_DEBUG = True > > > ALLOWED_HOSTS = [] > > > > > # Application definition > > > INSTALLED_APPS = ( > 'django.contrib.admin', > 'django.contrib.auth', > 'django.contrib.contenttypes', > 'django.contrib.sessions', > 'django.contrib.messages', > 'django.contrib.staticfiles', > 'rest_framework', > 'configuration', > 'execution', > ) > > > MIDDLEWARE_CLASSES = ( > 'django.contrib.sessions.middleware.SessionMiddleware', > 'django.middleware.common.CommonMiddleware', > 'django.middleware.csrf.CsrfViewMiddleware', > 'django.contrib.auth.middleware.AuthenticationMiddleware', > 'django.contrib.messages.middleware.MessageMiddleware', > 'django.middleware.clickjacking.XFrameOptionsMiddleware', > ) > > > ROOT_URLCONF = 'zighome_rest.urls' > > > WSGI_APPLICATION = 'zighome_rest.wsgi.application' > > > > > # Database > # https://docs.djangoproject.com/en/1.6/ref/settings/#databases > > > DATABASES = { > 'default': { > 'ENGINE': 'django.db.backends.sqlite3', > 'NAME': '/usr/local/ZigHomeWS/zighome_rest/zighome.db', > 'USER': '', > 'PASSWORD': '', > 'HOST': '', > 'PORT': '', > } > } > > > # Internationalization > # https://docs.djangoproject.com/en/1.6/topics/i18n/ > > > LANGUAGE_CODE = 'en-us' > > > TIME_ZONE = 'UTC' > > > USE_I18N = True > > > USE_L10N = True > > > USE_TZ = True > > > > > # Static files (CSS, JavaScript, Images) > # https://docs.djangoproject.com/en/1.6/howto/static-files/ > > > STATIC_URL = '/static/' > > > *directory structure under "/usr/local":* > ZigHomeWS/ > zighome_rest > config > NodeSensors.xml > NodeSensors.xsd > Workflow.xml > Workflow.xsd > configuration > admin.py > admin.pyc > configuration.vim > __init__.py > __init__.pyc > migrations > 0001_initial.py > 0001_initial.pyc > 0002_auto_20140914_1704.py > 0002_auto_20140914_1704.pyc > 0003_auto_20140919_1722.py > 0003_auto_20140919_1722.pyc > __init__.py > __init__.pyc > models.py > models.pyc > serializers.py > serializers.pyc > tests.py > urls.py > urls.pyc > views.py > views.pyc > example.log > execution > admin.py > admin.pyc > Execution.vim > __init__.py > __init__.pyc > models.py > models.pyc > tests.py > urls.py > urls.pyc > views.py > views.pyc > log > log.html > manage.py > teste.py > zighome.db > ZigHome.py > ZigHome.pyc > zighome_rest > __init__.py > __init__.pyc > settings.py > settings.pyc > urls.py > urls.pyc > WSGI > django.wsgi > _ZigHome.so > > > Any help would be greatly appreciated. > > Thank you! 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