KellenSunderland commented on a change in pull request #12276: [Don't
merge][Review] A solution to prevent zombie containers locally and in CI
URL: https://github.com/apache/incubator-mxnet/pull/12276#discussion_r211862717
##########
File path: ci/build.py
##########
@@ -158,63 +246,142 @@ def default_ccache_dir() -> str:
return ccache_dir
return os.path.join(tempfile.gettempdir(), "ci_ccache")
+def trim_container_id(cid):
+ return cid[:12]
def container_run(platform: str,
- docker_binary: str,
+ nvidia_runtime: bool,
docker_registry: str,
shared_memory_size: str,
- local_ccache_dir: str,
command: List[str],
+ local_ccache_dir: str,
+ cleanup: Cleanup,
dry_run: bool = False,
- interactive: bool = False) -> str:
+ interactive: bool = False) -> int:
+ CONTAINER_WAIT_S = 600
+ #
+ # Environment setup
+ #
+ environment = {
+ 'CCACHE_MAXSIZE': '500G',
+ 'CCACHE_TEMPDIR': '/tmp/ccache', # temp dir should be local and not
shared
+ 'CCACHE_DIR': '/work/ccache', # this path is inside the container as
/work/ccache is mounted
+ 'CCACHE_LOGFILE': '/tmp/ccache.log', # a container-scoped log, useful
for ccache verification.
+ }
+ # These variables are passed to the container to the process tree killer
can find runaway process inside the container
+ # https://wiki.jenkins.io/display/JENKINS/ProcessTreeKiller
+ #
https://github.com/jenkinsci/jenkins/blob/578d6bacb33a5e99f149de504c80275796f0b231/core/src/main/java/hudson/model/Run.java#L2393
+ #
+ JENKINS_ENV_VARS = ['BUILD_NUMBER', 'BUILD_ID', 'BUILD_TAG']
+ environment.update({k: os.environ[k] for k in JENKINS_ENV_VARS if k in
os.environ})
+ environment.update({k: os.environ[k] for k in ['CCACHE_MAXSIZE'] if k in
os.environ})
+
tag = get_docker_tag(platform=platform, registry=docker_registry)
mx_root = get_mxnet_root()
local_build_folder = buildir()
# We need to create it first, otherwise it will be created by the docker
daemon with root only permissions
os.makedirs(local_build_folder, exist_ok=True)
os.makedirs(local_ccache_dir, exist_ok=True)
logging.info("Using ccache directory: %s", local_ccache_dir)
- runlist = [docker_binary, 'run', '--rm', '-t',
+ docker_client = docker.from_env()
+ # Equivalent command
+ docker_cmd_list = [get_docker_binary(nvidia_runtime), 'run',
+ '--rm',
'--shm-size={}'.format(shared_memory_size),
'-v', "{}:/work/mxnet".format(mx_root), # mount mxnet root
'-v', "{}:/work/build".format(local_build_folder), # mount
mxnet/build for storing build artifacts
'-v', "{}:/work/ccache".format(local_ccache_dir),
'-u', '{}:{}'.format(os.getuid(), os.getgid()),
- '-e', 'CCACHE_MAXSIZE={}'.format(CCACHE_MAXSIZE),
'-e', 'CCACHE_TEMPDIR=/tmp/ccache', # temp dir should be local
and not shared
'-e', "CCACHE_DIR=/work/ccache", # this path is inside the
container as /work/ccache is mounted
'-e', "CCACHE_LOGFILE=/tmp/ccache.log", # a container-scoped
log, useful for ccache verification.
+ '-ti',
tag]
- runlist.extend(command)
- cmd = '\\\n\t'.join(runlist)
- ret = 0
- if not dry_run and not interactive:
- logging.info("Running %s in container %s", command, tag)
- logging.info("Executing:\n%s\n", cmd)
- ret = call(runlist)
-
- docker_run_cmd = ' '.join(runlist)
- if not dry_run and interactive:
- into_cmd = deepcopy(runlist)
- # -ti can't be after the tag, as is interpreted as a command so hook
it up after the -u argument
- idx = into_cmd.index('-u') + 2
- into_cmd[idx:idx] = ['-ti']
- cmd = '\\\n\t'.join(into_cmd)
- logging.info("Executing:\n%s\n", cmd)
- docker_run_cmd = ' '.join(into_cmd)
- ret = call(into_cmd)
-
- if not dry_run and not interactive and ret != 0:
- logging.error("Running of command in container failed (%s):\n%s\n",
ret, cmd)
- logging.error("You can get into the container by adding the -i option")
- raise subprocess.CalledProcessError(ret, cmd)
-
- return docker_run_cmd
+ docker_cmd_list.extend(command)
+ docker_cmd = ' \\\n\t'.join(docker_cmd_list)
Review comment:
Would you be open to not putting these on different lines with \ ? I've had
to copy and paste these and each time I have to paste it into a text editor,
removed the \ and newlines.
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