Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

flux: cleanup zmq context and socket #3518

Merged
merged 1 commit into from
Jul 10, 2024
Merged

flux: cleanup zmq context and socket #3518

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
47 changes: 23 additions & 24 deletions parsl/executors/flux/flux_instance_manager.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -27,30 +27,29 @@ def main():
parser.add_argument("hostname", help="hostname of the parent executor's socket")
parser.add_argument("port", help="Port of the parent executor's socket")
args = parser.parse_args()
context = zmq.Context()
socket = context.socket(zmq.REQ)
socket.connect(
args.protocol + "://" + gethostbyname(args.hostname) + ":" + args.port
)
# send the path to the ``flux.job`` package
socket.send(dirname(dirname(os.path.realpath(flux.__file__))).encode())
logging.debug("Flux package path sent.")
# collect the encapsulating Flux instance's URI
local_uri = flux.Flux().attr_get("local-uri")
hostname = gethostname()
if args.hostname == hostname:
flux_uri = local_uri
else:
flux_uri = "ssh://" + gethostname() + local_uri.replace("local://", "")
logging.debug("Flux URI is %s", flux_uri)
response = socket.recv() # get acknowledgment
logging.debug("Received acknowledgment %s", response)
socket.send(flux_uri.encode()) # send URI
logging.debug("URI sent. Blocking for response...")
response = socket.recv() # wait for shutdown message
logging.debug("Response %s received, draining flux jobs...", response)
flux.Flux().rpc("job-manager.drain").get()
logging.debug("Flux jobs drained, exiting.")
with zmq.Context() as context, context.socket(zmq.REQ) as socket:
socket.connect(
args.protocol + "://" + gethostbyname(args.hostname) + ":" + args.port
)
# send the path to the ``flux.job`` package
socket.send(dirname(dirname(os.path.realpath(flux.__file__))).encode())
logging.debug("Flux package path sent.")
# collect the encapsulating Flux instance's URI
local_uri = flux.Flux().attr_get("local-uri")
hostname = gethostname()
if args.hostname == hostname:
flux_uri = local_uri
else:
flux_uri = "ssh://" + gethostname() + local_uri.replace("local://", "")
logging.debug("Flux URI is %s", flux_uri)
response = socket.recv() # get acknowledgment
logging.debug("Received acknowledgment %s", response)
socket.send(flux_uri.encode()) # send URI
logging.debug("URI sent. Blocking for response...")
response = socket.recv() # wait for shutdown message
logging.debug("Response %s received, draining flux jobs...", response)
flux.Flux().rpc("job-manager.drain").get()
logging.debug("Flux jobs drained, exiting.")


if __name__ == "__main__":
Expand Down
Loading