Skip to content

Fix dish socket multicast bind issue #4820

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

Open
wants to merge 3 commits into
base: master
Choose a base branch
from
+18 −16
Open

Fix dish socket multicast bind issue #4820

Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
6f7f3cf
Fix dish socket multicast bind issue
NoAnyLove Oct 13, 2025
5610f47
Try to fix IPv6 multicast
NoAnyLove Oct 13, 2025
5366c37
Try to fix test
NoAnyLove Oct 13, 2025
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
8 changes: 3 additions & 5 deletions src/udp_engine.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -133,7 +133,6 @@ void zmq::udp_engine_t::plug (io_thread_t *io_thread_, session_base_t *session_)
rc = rc | set_udp_reuse_address (_fd, true);

const ip_addr_t *bind_addr = udp_addr->bind_addr ();
ip_addr_t any = ip_addr_t::any (bind_addr->family ());
const ip_addr_t *real_bind_addr;

const bool multicast = udp_addr->is_mcast ();
Expand All @@ -143,11 +142,10 @@ void zmq::udp_engine_t::plug (io_thread_t *io_thread_, session_base_t *session_)
// one port as all ports should receive the message
rc = rc | set_udp_reuse_port (_fd, true);

// In multicast we should bind ANY and use the mreq struct to
// specify the interface
any.set_port (bind_addr->port ());
// In multicast we should bind the target address and use the
// mreq struct to specify the interface

real_bind_addr = &any;
real_bind_addr = udp_addr->target_addr ();
} else {
real_bind_addr = bind_addr;
}
Expand Down
Loading