Move away from gevent

Might not be that reliable

Dockerfile

@@ -1,6 +1,6 @@
 FROM alpine:latest
 
-RUN apk add --no-cache python3 py3-pip py3-wheel git py3-lxml py3-gevent py3-zope-interface py3-zope-event
+RUN apk add --no-cache python3 py3-pip py3-wheel git py3-lxml
 
 ADD . /app
 RUN pip3 install --no-cache-dir /app[full]

README.md

@@ -109,9 +109,6 @@ packages:
   - python3-pip
   - python3-wheels
   - python3-lxml
-  - python3-gevent
-  - python3-zope.interface
-  - python3-zope.event
   - git
   - ca-certificates
 
@@ -125,7 +122,7 @@ write_files:
 runcmd:
   - update-ca-certificates
   - pip install git+https://git.pictuga.com/pictuga/morss.git#egg=morss[full]
-  - gunicorn --bind 0.0.0.0:${PORT:-8000} --workers ${WORKERS:-4} --worker-class=gevent --preload --access-logfile - morss
+  - gunicorn --bind 0.0.0.0:${PORT:-8000} --workers ${WORKERS:-4} --threads ${THREADS:-4} --preload --access-logfile - morss
 ```
 
 ## Run
@@ -393,7 +390,8 @@ debugging.
 - `IGNORE_SSL=1`: to ignore SSL certs when fetch feeds and articles
 - `DELAY` (seconds) sets the browser cache delay, only for HTTP clients
 - `TIMEOUT` (seconds) sets the HTTP timeout when fetching rss feeds and articles
-- `WORKERS` (number) sets the number of gunicorn workers to use
+- `WORKERS` and `THREADS` (number) sets the number of gunicorn workers and
+threads to use
 
 When parsing long feeds, with a lot of items (100+), morss might take a lot of
 time to parse it, or might even run into a memory overflow on some shared

docker-entry.sh

@@ -4,7 +4,7 @@ if [ "$1" = "sh" ] || [ "$1" = "bash" ]; then
 	exec $@
 
 elif [ -z "$1" ] || [ "$@" = "run" ]; then
-	gunicorn --bind 0.0.0.0:${PORT:-8000} --workers ${WORKERS:-4} --worker-class=gevent --preload --access-logfile - morss
+	gunicorn --bind 0.0.0.0:${PORT:-8000} --workers ${WORKERS:-4} --threads ${THREADS:-4} --preload --access-logfile - morss
 
 else
 	morss $@

setup.py

@@ -14,7 +14,7 @@ setup(
     license = 'AGPL v3',
     packages = [package_name],
     install_requires = ['lxml', 'bs4', 'python-dateutil', 'chardet'],
-    extras_require = {'full': ['pymysql', 'redis', 'diskcache', 'gunicorn', 'gevent']},
+    extras_require = {'full': ['pymysql', 'redis', 'diskcache', 'gunicorn']},
     package_data = {package_name: ['feedify.ini']},
     data_files = [
         ('share/' + package_name, ['README.md', 'LICENSE']),