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-rwxr-xr-xtests/docker/docker.py12
1 files changed, 8 insertions, 4 deletions
diff --git a/tests/docker/docker.py b/tests/docker/docker.py
index 222a1053fe..b85c165130 100755
--- a/tests/docker/docker.py
+++ b/tests/docker/docker.py
@@ -25,6 +25,10 @@ from tarfile import TarFile, TarInfo
from StringIO import StringIO
from shutil import copy, rmtree
+
+DEVNULL = open(os.devnull, 'wb')
+
+
def _text_checksum(text):
"""Calculate a digest string unique to the text content"""
return hashlib.sha1(text).hexdigest()
@@ -34,8 +38,7 @@ def _guess_docker_command():
commands = [["docker"], ["sudo", "-n", "docker"]]
for cmd in commands:
if subprocess.call(cmd + ["images"],
- stdout=subprocess.PIPE,
- stderr=subprocess.PIPE) == 0:
+ stdout=DEVNULL, stderr=DEVNULL) == 0:
return cmd
commands_txt = "\n".join([" " + " ".join(x) for x in commands])
raise Exception("Cannot find working docker command. Tried:\n%s" % \
@@ -98,7 +101,7 @@ class Docker(object):
def _do(self, cmd, quiet=True, infile=None, **kwargs):
if quiet:
- kwargs["stdout"] = subprocess.PIPE
+ kwargs["stdout"] = DEVNULL
if infile:
kwargs["stdin"] = infile
return subprocess.call(self._command + cmd, **kwargs)
@@ -236,8 +239,9 @@ class BuildCommand(SubCommand):
# Is there a .pre file to run in the build context?
docker_pre = os.path.splitext(args.dockerfile)[0]+".pre"
if os.path.exists(docker_pre):
+ stdout = DEVNULL if args.quiet else None
rc = subprocess.call(os.path.realpath(docker_pre),
- cwd=docker_dir)
+ cwd=docker_dir, stdout=stdout)
if rc == 3:
print "Skip"
return 0