Merge pull request #48 from SAP/pigz

Pigz

src/job/Dockerfile

@@ -13,8 +13,7 @@ RUN apk add --no-cache \
     bash \
     libc6-compat \
     openssh-client \
-    git \
-    pigz && \
+    git && \
     pip install docker==2.0.1 awscli && \
     pip install docker-compose==1.20.1 future PyJWT && \
     apk del py-pip && \

src/job/job.py

@@ -9,7 +9,6 @@
 import uuid
 import base64
 import traceback
-import requests
 
 from pyinfrabox.infrabox import validate_json
 from pyinfrabox.docker_compose import create_from
@@ -131,12 +130,20 @@ def flush(self):
         self.console.flush()
 
     def compress(self, source, output):
-        subprocess.check_call("tar cf - --directory %s . | pigz -n > %s" % (source, output), shell=True)
+        try:
+            cmd = ["tar", "cf", output, "."]
+            subprocess.check_call(cmd, cwd=source)
+        except subprocess.CalledProcessError as e:
+            self.console.collect(e.output)
+            raise
 
-    def uncompress(self, source, output, c):
-        cmd = "pigz -dc %s | tar x -C %s" % (source, output)
-        c.collect(cmd, show=True)
-        subprocess.check_call(cmd, shell=True)
+    def uncompress(self, source, output):
+        try:
+            cmd = ["tar", "xf", source]
+            subprocess.check_call(cmd, cwd=output)
+        except subprocess.CalledProcessError as e:
+            self.console.collect(e.output)
+            raise
 
     def get_files_in_dir(self, d, ending=None):
         result = []
@@ -479,7 +486,7 @@ def main_run_job(self):
                 c.collect("output found for %s\n" % dep['name'], show=True)
                 infrabox_input_dir = os.path.join(self.infrabox_inputs_dir, dep['name'].split('/')[-1])
                 os.makedirs(infrabox_input_dir)
-                self.uncompress(storage_input_file_tar, infrabox_input_dir, c)
+                self.uncompress(storage_input_file_tar, infrabox_input_dir)
                 c.execute(['ls', '-alh', infrabox_input_dir], show=True)
                 os.remove(storage_input_file_tar)
             else: