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authorFam Zheng <famz@redhat.com>2017-07-12 15:55:28 +0800
committerFam Zheng <famz@redhat.com>2017-07-17 11:34:20 +0800
commit0b95ff72cb42567dd71685bfdafbcdcd9784ea83 (patch)
treea09e97e81d595039b0a434cbdcf0d37b79b62221 /tests
parent58bf7b6d8ccc469d8c001b8cf2b632d3f9e7fa38 (diff)
docker.py: Improve subprocess exit code handling
A few error handlings are missing because we ignore the subprocess exit code, for example "docker build" errors are currently ignored. Introduce _do_check() aside the existing _do() method and use it in a few places. Signed-off-by: Fam Zheng <famz@redhat.com> Message-Id: <20170712075528.22770-3-famz@redhat.com> Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Fam Zheng <famz@redhat.com>
Diffstat (limited to 'tests')
-rwxr-xr-xtests/docker/docker.py19
1 files changed, 12 insertions, 7 deletions
diff --git a/tests/docker/docker.py b/tests/docker/docker.py
index f5ac86b38a..ee40ca04d9 100755
--- a/tests/docker/docker.py
+++ b/tests/docker/docker.py
@@ -117,6 +117,11 @@ class Docker(object):
kwargs["stdout"] = DEVNULL
return subprocess.call(self._command + cmd, **kwargs)
+ def _do_check(self, cmd, quiet=True, **kwargs):
+ if quiet:
+ kwargs["stdout"] = DEVNULL
+ return subprocess.check_call(self._command + cmd, **kwargs)
+
def _do_kill_instances(self, only_known, only_active=True):
cmd = ["ps", "-q"]
if not only_active:
@@ -175,14 +180,14 @@ class Docker(object):
extra_files_cksum)))
tmp_df.flush()
- self._do(["build", "-t", tag, "-f", tmp_df.name] + argv + \
- [docker_dir],
- quiet=quiet)
+ self._do_check(["build", "-t", tag, "-f", tmp_df.name] + argv + \
+ [docker_dir],
+ quiet=quiet)
def update_image(self, tag, tarball, quiet=True):
"Update a tagged image using "
- self._do(["build", "-t", tag, "-"], quiet=quiet, stdin=tarball)
+ self._do_check(["build", "-t", tag, "-"], quiet=quiet, stdin=tarball)
def image_matches_dockerfile(self, tag, dockerfile):
try:
@@ -195,9 +200,9 @@ class Docker(object):
label = uuid.uuid1().hex
if not keep:
self._instances.append(label)
- ret = self._do(["run", "--label",
- "com.qemu.instance.uuid=" + label] + cmd,
- quiet=quiet)
+ ret = self._do_check(["run", "--label",
+ "com.qemu.instance.uuid=" + label] + cmd,
+ quiet=quiet)
if not keep:
self._instances.remove(label)
return ret