backport: merge bitcoin#21879, #23604, #24357, #25426, #24378 (sockets backports)

[kwvg]

Additional Information

• Dependency for backport: merge bitcoin#24356 (replace CConnman::SocketEvents() with mockable Sock::WaitMany()), implement Sock::WaitMany{Epoll,KQueue}() #6018

Breaking Changes

None expected.

Checklist:

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas (note: N/A)
• I have added or updated relevant unit/integration/functional/e2e tests
• I have made corresponding changes to the documentation (note: N/A)
• I have assigned this pull request to a milestone (for repository code-owners and collaborators only)

[PastaPastaPasta]

utACK c24804c

[UdjinM6]

light ACK

[knst]

why these lines are not removed? I am going to prepare PR with fix

[kwvg]

Because we iterate through them to remove them from the ETE list, the kernel needs to be notified before the socket gets destroyed.

dash/src/net.cpp

Lines 3763 to 3769 in 0c243ab

	for (ListenSocket& hListenSocket : vhListenSocket) {
	if (hListenSocket.sock) {
	if (m_edge_trig_events && !m_edge_trig_events->RemoveSocket(hListenSocket.sock->Get())) {
	LogPrintf("EdgeTriggeredEvents::RemoveSocket() failed\n");
	}
	}
	}