Bug 1252908 - [beetmover] refresh AV database on every run r=rail a=testing DONTBUILD

MozReview-Commit-ID: Ceo1dF3tyVS

release/docker/beet-mover/Dockerfile

@@ -16,4 +16,6 @@ RUN apt-get -q update \
     wget \
     && apt-get clean
 
+COPY requirements.txt /tmp/
+RUN pip install -r /tmp/requirements.txt
 RUN freshclam --verbose

release/docker/beet-mover/requirements.txt

@@ -0,0 +1,2 @@
+sh
+redo

testing/mozharness/scripts/release/beet_mover.py

@@ -15,6 +15,8 @@ import pprint
 import re
 from os import listdir
 from os.path import isfile, join
+import sh
+import redo
 
 sys.path.insert(1, os.path.dirname(os.path.dirname(sys.path[0])))
 from mozharness.base.log import FATAL
@@ -309,6 +311,10 @@ class BeetMover(BaseScript, VirtualenvMixin, object):
     def _scan_files(self):
         """Scan the files we've collected. We do the download and scan concurrently to make
         it easier to have a coherent log afterwards. Uses the venv python."""
+        self.info("Refreshing clamav db...")
+        redo.retry(lambda:
+            sh.freshclam("--stdout", "--verbose", _timeout=300, _err_to_out=True))
+        self.info("Done.")
         external_tools_path = os.path.join(
                               os.path.abspath(os.path.dirname(os.path.dirname(mozharness.__file__))), 'external_tools')
         self.run_command([self.query_python_path(), os.path.join(external_tools_path,'extract_and_run_command.py'),