added cleanup of build folders

containers/nginx-results/Dockerfile

@@ -1,6 +1,16 @@
 FROM nginx:1.17
 
+RUN set -e ;\
+    apt-get update ;\
+    apt-get install -y --no-install-recommends python3 cron;\
+    apt-get clean
+
 RUN mkdir -p /scripts
-COPY index.html run_nginx.sh /scripts/
+COPY index.html run_nginx.sh clean_results.py /scripts/
 COPY default.conf /etc/nginx/conf.d/
+
+COPY crontab /etc/cron.d/clean_results
+RUN chmod 0644 /etc/cron.d/clean_results
+RUN service cron start
+
 CMD ["/scripts/run_nginx.sh"]

containers/nginx-results/clean_results.py

@@ -0,0 +1,26 @@
+#!/usr/bin/python3
+import datetime
+import os
+import shutil
+
+ROOT_DIR = '/mnt/nfs/results'
+MAX_AGE = datetime.timedelta(days=90)
+MAX_AGE_BIN = datetime.timedelta(days=3)
+
+now = datetime.datetime.now()
+
+for folder in [f for f in os.listdir(ROOT_DIR)]:
+    fullpath = os.path.join(ROOT_DIR, folder)
+    if not os.path.isdir(fullpath):
+        continue
+    print(fullpath)
+    binpath = os.path.join(ROOT_DIR, folder, 'binaries')
+    stats=os.stat('/tmp')    
+    created = datetime.datetime.fromtimestamp(stats.st_mtime)
+    print(created)
+    if created + MAX_AGE < now:
+        print("Deleting all results: {}".format(fullpath))
+        shutil.rmtree(fullpath)
+    elif os.path.exists(binpath) and created + MAX_AGE_BIN < now:
+        print("Deleting binaries: {}".format(binaries))
+        shutil.rmtree(binpath)

containers/nginx-results/crontab

@@ -0,0 +1,2 @@
+* * * * * /scripty/clean_results.py
+# Mandatory blank line