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Lock PGs on secondary OSDs to allow local reads and guarantee splitbrain prevention

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This commit is contained in:
Vitaliy Filippov
2025-05-10 15:18:00 +03:00
parent 66dc116f60
commit b2416afb28
21 changed files with 676 additions and 175 deletions
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src/client/messenger.cpp
+9 -6
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@@ -773,12 +773,15 @@ void osd_messenger_t::accept_connections(int listen_fd)
fcntl(peer_fd, F_SETFL, fcntl(peer_fd, F_GETFL, 0) | O_NONBLOCK);
int one = 1;
setsockopt(peer_fd, SOL_TCP, TCP_NODELAY, &one, sizeof(one));
clients[peer_fd] = new osd_client_t();
clients[peer_fd]->peer_addr = addr;
clients[peer_fd]->peer_port = ntohs(((sockaddr_in*)&addr)->sin_port);
clients[peer_fd]->peer_fd = peer_fd;
clients[peer_fd]->peer_state = PEER_CONNECTED;
clients[peer_fd]->in_buf = malloc_or_die(receive_buffer_size);
auto cl = new osd_client_t();
clients[peer_fd] = cl;
cl->is_incoming = true;
cl->peer_addr = addr;
cl->peer_addr = addr;
cl->peer_port = ntohs(((sockaddr_in*)&addr)->sin_port);
cl->peer_fd = peer_fd;
cl->peer_state = PEER_CONNECTED;
cl->in_buf = malloc_or_die(receive_buffer_size);
// Add FD to epoll
tfd->set_fd_handler(peer_fd, false, [this](int peer_fd, int epoll_events)
{