Moving from uwsgi to gunicorn

Dockerfile

@@ -1,12 +1,8 @@
-FROM python:3.6-slim
+FROM tiangolo/meinheld-gunicorn-flask:python3.8-alpine3.11
 
-RUN apt update && apt install -y build-essential
-RUN groupadd --gid 1000 sonar-exporter
-RUN useradd --uid 1000 --gid 1000 --create-home sonar-exporter
-WORKDIR /home/sonar-exporter
-USER sonar-exporter
 COPY . .
-RUN pip3.6 install -r requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
 
-EXPOSE 9119
-ENTRYPOINT [ "/bin/bash",  "entrypoint.sh" ]
+RUN adduser --disabled-password 1001
+RUN chown -R 1001 .
+USER 1001

gunicorn_conf.py

@@ -0,0 +1,6 @@
+loglevel = "info"
+errorlog = "-"  # stderr
+accesslog = "-"  # stdout
+worker_tmp_dir = "/dev/shm"
+graceful_timeout = 120
+timeout = 120

entrypoint.sh → prestart.sh

@@ -11,6 +11,3 @@ fi
 if [ $SONAR_PASSWORD ]; then
     sed -i "s/password/$SONAR_PASSWORD/g" config.ini
 fi
-
-# Run exporter
-.local/bin/uwsgi --http 0.0.0.0:${SONAR_EXPORTER_PORT:-9119} --wsgi-file main.py --callable app

requirements.txt

@@ -1,4 +1,5 @@
+# Workaround this issue: https://github.com/benoitc/gunicorn/issues/2564
+gunicorn==20.0.4
 prometheus-client==0.6.0
 requests==2.21.0
-uwsgi==2.0.20
 flask==2.0.2

sonar/data/projects.py

@@ -121,6 +121,9 @@ def standardize_project_info(project, sonar):
     params = {'projectKey': project_key}
 
     response = sonar.req.do_get(url=url, params=params)
+    if response.status_code != 200:
+        print(response.text)
+    response.raise_for_status()
     raw_data = response.json()
 
     if 'errors' in raw_data: