mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-09 00:00:00 +01:00
Fixed indentations
This commit is contained in:
Dennis Potter
parent
a825009457
commit
0470ebda33
1 changed files with 342 additions and 364 deletions
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@ -153,160 +153,145 @@ void * ib_busy_poll_thread(void *n)
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static void ib_init_wc_poll(struct node *n)
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{
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int ret;
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struct infiniband *ib = (struct infiniband *) n->_vd;
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ib->ctx.comp_channel = NULL;
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int ret;
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struct infiniband *ib = (struct infiniband *) n->_vd;
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ib->ctx.comp_channel = NULL;
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if(ib->poll.poll_mode == EVENT)
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{
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// Create completion channel
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ib->ctx.comp_channel = ibv_create_comp_channel(ib->ctx.id->verbs);
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if(!ib->ctx.comp_channel)
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error("Could not create completion channel in node %s.", node_name(n));
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}
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if(ib->poll.poll_mode == EVENT)
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{
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// Create completion channel
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ib->ctx.comp_channel = ibv_create_comp_channel(ib->ctx.id->verbs);
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if(!ib->ctx.comp_channel)
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error("Could not create completion channel in node %s.", node_name(n));
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}
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// Create completion queues and bind to channel (or NULL)
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ib->ctx.recv_cq = ibv_create_cq(ib->ctx.id->verbs,
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ib->cq_size,
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NULL,
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NULL,
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0);
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if(!ib->ctx.recv_cq)
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error("Could not create receive completion queue in node %s.", node_name(n));
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// Create completion queues and bind to channel (or NULL)
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ib->ctx.recv_cq = ibv_create_cq(ib->ctx.id->verbs,
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ib->cq_size,
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NULL,
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NULL,
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0);
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if(!ib->ctx.recv_cq)
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error("Could not create receive completion queue in node %s.", node_name(n));
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ib->ctx.send_cq = ibv_create_cq(ib->ctx.id->verbs,
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ib->cq_size,
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NULL,
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ib->ctx.comp_channel,
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0);
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if(!ib->ctx.send_cq)
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error("Could not create send completion queue in node %s.", node_name(n));
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ib->ctx.send_cq = ibv_create_cq(ib->ctx.id->verbs,
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ib->cq_size,
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NULL,
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ib->ctx.comp_channel,
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0);
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if(!ib->ctx.send_cq)
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error("Could not create send completion queue in node %s.", node_name(n));
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if(ib->poll.poll_mode == EVENT)
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{
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// Request notifications from completion queue
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ret = ibv_req_notify_cq(ib->ctx.send_cq, 0);
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if(ret)
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error("Failed to request notifiy CQ in node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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if(ib->poll.poll_mode == EVENT)
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{
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// Request notifications from completion queue
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ret = ibv_req_notify_cq(ib->ctx.send_cq, 0);
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if(ret)
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error("Failed to request notifiy CQ in node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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// Initialize polling pthread
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//ToDo: Remove if(is_source)
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if(ib->is_source)
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{
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ret = pthread_create(&ib->poll.cq_poller_thread, NULL, ib->poll.poll_func, n);
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if(ret)
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{
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error("Failed to create poll thread of node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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}
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// Initialize polling pthread for source
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if(ib->is_source)
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{
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ret = pthread_create(&ib->poll.cq_poller_thread, NULL, ib->poll.poll_func, n);
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if(ret)
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{
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error("Failed to create poll thread of node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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}
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}
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static void ib_build_ibv(struct node *n)
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{
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struct infiniband *ib = (struct infiniband *) n->_vd;
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int ret;
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struct infiniband *ib = (struct infiniband *) n->_vd;
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int ret;
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//Allocate protection domain
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ib->ctx.pd = ibv_alloc_pd(ib->ctx.id->verbs);
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if(!ib->ctx.pd)
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error("Could not allocate protection domain in node %s.", node_name(n));
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info("Allocated Protection Domain");
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//Allocate protection domain
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ib->ctx.pd = ibv_alloc_pd(ib->ctx.id->verbs);
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if(!ib->ctx.pd)
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error("Could not allocate protection domain in node %s.", node_name(n));
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info("Allocated Protection Domain");
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// Initiate poll mode
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ib_init_wc_poll(n);
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// Initiate poll mode
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ib_init_wc_poll(n);
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// Prepare remaining Queue Pair (QP) attributes
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ib->qp_init.send_cq = ib->ctx.send_cq;
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ib->qp_init.recv_cq = ib->ctx.recv_cq;
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// Prepare remaining Queue Pair (QP) attributes
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ib->qp_init.send_cq = ib->ctx.send_cq;
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ib->qp_init.recv_cq = ib->ctx.recv_cq;
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//ToDo: Set maximum inline data
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//ToDo: Set maximum inline data
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// Create the actual QP
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ret = rdma_create_qp(ib->ctx.id, ib->ctx.pd, &ib->qp_init);
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if(ret)
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error("Failed to create Queue Pair in node %s.", node_name(n));
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// Create the actual QP
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ret = rdma_create_qp(ib->ctx.id, ib->ctx.pd, &ib->qp_init);
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if(ret)
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error("Failed to create Queue Pair in node %s.", node_name(n));
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info("Created Queue Pair with %i receive and %i send elements.",
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ib->qp_init.cap.max_recv_wr, ib->qp_init.cap.max_send_wr);
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info("Created Queue Pair with %i receive and %i send elements.",
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ib->qp_init.cap.max_recv_wr, ib->qp_init.cap.max_send_wr);
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// Allocate memory
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ib->mem.p_recv.state = STATE_DESTROYED;
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ib->mem.p_recv.queue.state = STATE_DESTROYED;
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// Allocate memory
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ib->mem.p_recv.state = STATE_DESTROYED;
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ib->mem.p_recv.queue.state = STATE_DESTROYED;
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// Set pool size to maximum size of Receive Queue
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pool_init(&ib->mem.p_recv,
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ib->qp_init.cap.max_recv_wr,
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SAMPLE_DATA_LEN(DEFAULT_SAMPLELEN),
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&memtype_heap);
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if(ret)
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{
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error("Failed to init recv memory pool of node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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// Set pool size to maximum size of Receive Queue
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pool_init(&ib->mem.p_recv,
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ib->qp_init.cap.max_recv_wr,
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SAMPLE_DATA_LEN(DEFAULT_SAMPLELEN),
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&memtype_heap);
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if(ret)
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{
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error("Failed to init recv memory pool of node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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//ToDo: initialize r_addr_key struct if mode is RDMA
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//ToDo: initialize r_addr_key struct if mode is RDMA
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// Register memory for IB Device. Not necessary if data is send
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// exclusively inline
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ib->mem.mr_recv = ibv_reg_mr(
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ib->ctx.pd,
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(char*)&ib->mem.p_recv+ib->mem.p_recv.buffer_off,
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ib->mem.p_recv.len,
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IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_WRITE);
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if(!ib->mem.mr_recv) {
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error("Failed to register mr_recv with ibv_reg_mr of node %s.",
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node_name(n));
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}
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info("Allocated receive memory.");
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// Register memory for IB Device. Not necessary if data is send
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// exclusively inline
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ib->mem.mr_recv = ibv_reg_mr(
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ib->ctx.pd,
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(char*)&ib->mem.p_recv+ib->mem.p_recv.buffer_off,
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ib->mem.p_recv.len,
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IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_WRITE);
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if(!ib->mem.mr_recv) {
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error("Failed to register mr_recv with ibv_reg_mr of node %s.",
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node_name(n));
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}
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info("Allocated receive memory.");
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if(ib->is_source)
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{
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ib->mem.p_send.state = STATE_DESTROYED;
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ib->mem.p_send.queue.state = STATE_DESTROYED;
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if(ib->is_source)
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{
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ib->mem.p_send.state = STATE_DESTROYED;
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ib->mem.p_send.queue.state = STATE_DESTROYED;
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// Set pool size to maximum size of Receive Queue
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pool_init(&ib->mem.p_send,
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ib->qp_init.cap.max_send_wr,
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sizeof(double),
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&memtype_heap);
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if(ret)
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{
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error("Failed to init send memory of node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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// Set pool size to maximum size of Receive Queue
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pool_init(&ib->mem.p_send,
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ib->qp_init.cap.max_send_wr,
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sizeof(double),
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&memtype_heap);
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if(ret)
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{
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error("Failed to init send memory of node %s: %s",
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node_name(n), gai_strerror(ret));
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}
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//ToDo: initialize r_addr_key struct if mode is RDMA
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//ToDo: initialize r_addr_key struct if mode is RDMA
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// Register memory for IB Device. Not necessary if data is send
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// exclusively inline
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ib->mem.mr_send = ibv_reg_mr(
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ib->ctx.pd,
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(char*)&ib->mem.p_send+ib->mem.p_send.buffer_off,
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ib->mem.p_send.len,
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IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_WRITE);
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if(!ib->mem.mr_send) {
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error("Failed to register mr_send with ibv_reg_mr of node %s.",
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node_name(n));
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}
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info("Allocated send memory.");
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}
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// Post Receive Work Requests to be able to receive data
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// Fill complete Receive Queue during initialization
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//for(int i=0; i<ib->qp_init.cap.max_recv_wr; i++)
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//{
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// ret = ib_post_recv_wrs(n);
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// if(ret)
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// {
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// error("Failed to post initial receive Work Requests of node %s.",
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// node_name(n));
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// }
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//}
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//info("Filled the complete Receive Queue.");
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// Register memory for IB Device. Not necessary if data is send
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// exclusively inline
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ib->mem.mr_send = ibv_reg_mr(
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ib->ctx.pd,
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(char*)&ib->mem.p_send+ib->mem.p_send.buffer_off,
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ib->mem.p_send.len,
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IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_WRITE);
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if(!ib->mem.mr_send) {
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error("Failed to register mr_send with ibv_reg_mr of node %s.",
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node_name(n));
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}
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info("Allocated send memory.");
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}
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}
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static int ib_addr_resolved(struct node *n)
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@ -334,8 +319,6 @@ static int ib_route_resolved(struct node *n)
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info("Successfully resolved route.");
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//ToDo: Post receive WRs
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struct rdma_conn_param cm_params;
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memset(&cm_params, 0, sizeof(cm_params));
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@ -373,296 +356,291 @@ static int ib_connect_request(struct node *n, struct rdma_cm_id *id)
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static int ib_event(struct node *n, struct rdma_cm_event *event)
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{
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int ret = 0;
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int ret = 0;
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switch(event->event)
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{
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case RDMA_CM_EVENT_ADDR_RESOLVED:
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ret = ib_addr_resolved(n);
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break;
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case RDMA_CM_EVENT_ADDR_ERROR:
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error("Address resolution (rdma_resolve_addr) failed!");
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case RDMA_CM_EVENT_ROUTE_RESOLVED:
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ret = ib_route_resolved(n);
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break;
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case RDMA_CM_EVENT_ROUTE_ERROR:
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error("Route resolution (rdma_resovle_route) failed!");
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case RDMA_CM_EVENT_CONNECT_REQUEST:
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ret = ib_connect_request(n, event->id);
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break;
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case RDMA_CM_EVENT_CONNECT_ERROR:
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error("An error has occurred trying to establish a connection!");
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case RDMA_CM_EVENT_REJECTED:
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error("Connection request or response was rejected by the remote end point!");
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case RDMA_CM_EVENT_ESTABLISHED:
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info("Connection established!");
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ret = 1;
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break;
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case RDMA_CM_EVENT_DISCONNECTED:
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ret = ib_cleanup(n);
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break;
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default:
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error("Unknown event occurred: %u",
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event->event);
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}
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switch(event->event)
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{
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case RDMA_CM_EVENT_ADDR_RESOLVED:
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ret = ib_addr_resolved(n);
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break;
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case RDMA_CM_EVENT_ADDR_ERROR:
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error("Address resolution (rdma_resolve_addr) failed!");
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case RDMA_CM_EVENT_ROUTE_RESOLVED:
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ret = ib_route_resolved(n);
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break;
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case RDMA_CM_EVENT_ROUTE_ERROR:
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error("Route resolution (rdma_resovle_route) failed!");
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case RDMA_CM_EVENT_CONNECT_REQUEST:
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ret = ib_connect_request(n, event->id);
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break;
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case RDMA_CM_EVENT_CONNECT_ERROR:
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error("An error has occurred trying to establish a connection!");
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case RDMA_CM_EVENT_REJECTED:
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error("Connection request or response was rejected by the remote end point!");
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case RDMA_CM_EVENT_ESTABLISHED:
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info("Connection established!");
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ret = 1;
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break;
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case RDMA_CM_EVENT_DISCONNECTED:
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ret = ib_cleanup(n);
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break;
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default:
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error("Unknown event occurred: %u",
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event->event);
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}
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return ret;
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return ret;
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}
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int ib_reverse(struct node *n)
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{
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return 0;
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return 0;
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}
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int ib_parse(struct node *n, json_t *cfg)
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{
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struct infiniband *ib = (struct infiniband *) n->_vd;
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struct infiniband *ib = (struct infiniband *) n->_vd;
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int ret;
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char *local = NULL;
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char *remote = NULL;
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const char *port_space = "RDMA_PC_TCP";
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const char *poll_mode = "BUSY";
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const char *qp_type = "IBV_QPT_RC";
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int timeout = 1000;
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int cq_size = 128;
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int max_send_wr = 128;
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int max_recv_wr = 128;
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int ret;
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char *local = NULL;
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char *remote = NULL;
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const char *port_space = "RDMA_PC_TCP";
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const char *poll_mode = "BUSY";
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const char *qp_type = "IBV_QPT_RC";
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int timeout = 1000;
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int cq_size = 128;
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int max_send_wr = 128;
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int max_recv_wr = 128;
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json_error_t err;
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ret = json_unpack_ex(cfg, &err, 0, "{ s?: s, s?: s, s?: s, s?: i, \
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s?: s, s?: i, s?: s, s?: i, s?: i}",
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"remote", &remote,
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"local", &local,
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"rdma_port_space", &port_space,
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"resolution_timeout", &timeout,
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"poll_mode", &poll_mode,
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"cq_size", &cq_size,
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"qp_type", &qp_type,
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"max_send_wr", &max_send_wr,
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"max_recv_wr", &max_recv_wr
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);
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if(ret)
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jerror(&err, "Failed to parse configuration of node %s", node_name(n));
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json_error_t err;
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ret = json_unpack_ex(cfg, &err, 0, "{ s?: s, s?: s, s?: s, s?: i, \
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s?: s, s?: i, s?: s, s?: i, s?: i}",
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"remote", &remote,
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"local", &local,
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"rdma_port_space", &port_space,
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"resolution_timeout", &timeout,
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"poll_mode", &poll_mode,
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"cq_size", &cq_size,
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"qp_type", &qp_type,
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"max_send_wr", &max_send_wr,
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"max_recv_wr", &max_recv_wr
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);
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if(ret)
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jerror(&err, "Failed to parse configuration of node %s", node_name(n));
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// Translate IP:PORT to a struct addrinfo
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char* ip_adr = strtok(local, ":");
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char* port = strtok(NULL, ":");
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ret = getaddrinfo(ip_adr, port, NULL, &ib->conn.src_addr);
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if(ret)
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{
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error("Failed to resolve local address '%s' of node %s: %s",
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local, node_name(n), gai_strerror(ret));
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}
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// Translate IP:PORT to a struct addrinfo
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char* ip_adr = strtok(local, ":");
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char* port = strtok(NULL, ":");
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ret = getaddrinfo(ip_adr, port, NULL, &ib->conn.src_addr);
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if(ret)
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{
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error("Failed to resolve local address '%s' of node %s: %s",
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local, node_name(n), gai_strerror(ret));
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}
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// Translate port space
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||||
if(strcmp(port_space, "RDMA_PS_IPOIB") == 0) ib->conn.port_space = RDMA_PS_IPOIB;
|
||||
else if(strcmp(port_space, "RDMA_PS_TCP") == 0) ib->conn.port_space = RDMA_PS_TCP;
|
||||
else if(strcmp(port_space, "RDMA_PS_UDP") == 0) ib->conn.port_space = RDMA_PS_UDP;
|
||||
else if(strcmp(port_space, "RDMA_PS_IB") == 0) ib->conn.port_space = RDMA_PS_IB;
|
||||
else {
|
||||
error("Failed to translate rdma_port_space in node %s. %s is not a valid \
|
||||
port space supported by rdma_cma.h!", node_name(n), port_space);
|
||||
}
|
||||
// Translate port space
|
||||
if(strcmp(port_space, "RDMA_PS_IPOIB") == 0) ib->conn.port_space = RDMA_PS_IPOIB;
|
||||
else if(strcmp(port_space, "RDMA_PS_TCP") == 0) ib->conn.port_space = RDMA_PS_TCP;
|
||||
else if(strcmp(port_space, "RDMA_PS_UDP") == 0) ib->conn.port_space = RDMA_PS_UDP;
|
||||
else if(strcmp(port_space, "RDMA_PS_IB") == 0) ib->conn.port_space = RDMA_PS_IB;
|
||||
else {
|
||||
error("Failed to translate rdma_port_space in node %s. %s is not a valid \
|
||||
port space supported by rdma_cma.h!", node_name(n), port_space);
|
||||
}
|
||||
|
||||
// Set timeout
|
||||
ib->conn.timeout = timeout;
|
||||
// Set timeout
|
||||
ib->conn.timeout = timeout;
|
||||
|
||||
n->in.vectorize = 256;
|
||||
n->in.vectorize = 256;
|
||||
|
||||
// Translate poll mode
|
||||
if(strcmp(poll_mode, "EVENT") == 0)
|
||||
{
|
||||
ib->poll.poll_mode = EVENT;
|
||||
ib->poll.poll_func = ib_event_thread;
|
||||
// Translate poll mode
|
||||
if(strcmp(poll_mode, "EVENT") == 0)
|
||||
{
|
||||
ib->poll.poll_mode = EVENT;
|
||||
ib->poll.poll_func = ib_event_thread;
|
||||
}
|
||||
else if(strcmp(poll_mode, "BUSY") == 0)
|
||||
{
|
||||
ib->poll.poll_mode = BUSY;
|
||||
ib->poll.poll_func = ib_busy_poll_thread;
|
||||
}
|
||||
else
|
||||
{
|
||||
error("Failed to translate poll_mode in node %s. %s is not a valid \
|
||||
poll mode!", node_name(n), poll_mode);
|
||||
}
|
||||
|
||||
}
|
||||
else if(strcmp(poll_mode, "BUSY") == 0)
|
||||
{
|
||||
ib->poll.poll_mode = BUSY;
|
||||
ib->poll.poll_func = ib_busy_poll_thread;
|
||||
}
|
||||
else
|
||||
{
|
||||
error("Failed to translate poll_mode in node %s. %s is not a valid \
|
||||
poll mode!", node_name(n), poll_mode);
|
||||
}
|
||||
// Set completion queue size
|
||||
ib->cq_size = cq_size;
|
||||
|
||||
// Set completion queue size
|
||||
ib->cq_size = cq_size;
|
||||
// Translate QP type
|
||||
if(strcmp(qp_type, "IBV_QPT_RC") == 0) ib->qp_init.qp_type = IBV_QPT_RC;
|
||||
else if(strcmp(qp_type, "IBV_QPT_UC") == 0) ib->qp_init.qp_type = IBV_QPT_UC;
|
||||
else if(strcmp(qp_type, "IBV_QPT_UD") == 0) ib->qp_init.qp_type = IBV_QPT_UD;
|
||||
else {
|
||||
error("Failed to translate qp_type in node %s. %s is not a valid \
|
||||
qp_type!", node_name(n), qp_type);
|
||||
}
|
||||
|
||||
// Translate QP type
|
||||
if(strcmp(qp_type, "IBV_QPT_RC") == 0) ib->qp_init.qp_type = IBV_QPT_RC;
|
||||
else if(strcmp(qp_type, "IBV_QPT_UC") == 0) ib->qp_init.qp_type = IBV_QPT_UC;
|
||||
else if(strcmp(qp_type, "IBV_QPT_UD") == 0) ib->qp_init.qp_type = IBV_QPT_UD;
|
||||
else {
|
||||
error("Failed to translate qp_type in node %s. %s is not a valid \
|
||||
qp_type!", node_name(n), qp_type);
|
||||
}
|
||||
// Set max. send and receive Work Requests
|
||||
// First check if the set value is a power of 2, and warn the user if this is not the case
|
||||
int max_send_pow = (int) pow(2, ceil(log2(max_send_wr)));
|
||||
int max_recv_pow = (int) pow(2, ceil(log2(max_recv_wr)));
|
||||
|
||||
// Set max. send and receive Work Requests
|
||||
// First check if the set value is a power of 2, and warn the user if this is not the case
|
||||
int max_send_pow = (int) pow(2, ceil(log2(max_send_wr)));
|
||||
int max_recv_pow = (int) pow(2, ceil(log2(max_recv_wr)));
|
||||
if(max_send_wr != max_send_pow)
|
||||
warn("Max. number of send WRs (%i) is not a power of 2! The HCA will change this to a power of 2: %i",
|
||||
max_send_wr, max_send_pow);
|
||||
|
||||
if(max_send_wr != max_send_pow)
|
||||
warn("Max. number of send WRs (%i) is not a power of 2! The HCA will change this to a power of 2: %i",
|
||||
max_send_wr, max_send_pow);
|
||||
if(max_recv_wr != max_recv_pow)
|
||||
warn("Max. number of recv WRs (%i) is not a power of 2! The HCA will change this to a power of 2: %i",
|
||||
max_recv_wr, max_recv_pow);
|
||||
|
||||
if(max_recv_wr != max_recv_pow)
|
||||
warn("Max. number of recv WRs (%i) is not a power of 2! The HCA will change this to a power of 2: %i",
|
||||
max_recv_wr, max_recv_pow);
|
||||
ib->qp_init.cap.max_send_wr = max_send_wr;
|
||||
ib->qp_init.cap.max_recv_wr = max_recv_wr;
|
||||
|
||||
ib->qp_init.cap.max_send_wr = max_send_wr;
|
||||
ib->qp_init.cap.max_recv_wr = max_recv_wr;
|
||||
// Set available receive Work Requests to 0
|
||||
ib->conn.available_recv_wrs = 0;
|
||||
|
||||
// Set available receive Work Requests to 0
|
||||
ib->conn.available_recv_wrs = 0;
|
||||
// Set remaining QP attributes
|
||||
ib->qp_init.cap.max_send_sge = 1;
|
||||
ib->qp_init.cap.max_recv_sge = 1;
|
||||
|
||||
// Set remaining QP attributes
|
||||
ib->qp_init.cap.max_send_sge = 1;
|
||||
ib->qp_init.cap.max_recv_sge = 1;
|
||||
//Check if node is a source and connect to target
|
||||
if(remote)
|
||||
{
|
||||
ib->is_source = 1;
|
||||
|
||||
//Check if node is a source and connect to target
|
||||
if(remote)
|
||||
{
|
||||
ib->is_source = 1;
|
||||
// Translate address info
|
||||
char* ip_adr = strtok(remote, ":");
|
||||
char* port = strtok(NULL, ":");
|
||||
ret = getaddrinfo(ip_adr, port, NULL, &ib->conn.dst_addr);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to resolve remote address '%s' of node %s: %s",
|
||||
remote, node_name(n), gai_strerror(ret));
|
||||
}
|
||||
|
||||
// Translate address info
|
||||
char* ip_adr = strtok(remote, ":");
|
||||
char* port = strtok(NULL, ":");
|
||||
ret = getaddrinfo(ip_adr, port, NULL, &ib->conn.dst_addr);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to resolve remote address '%s' of node %s: %s",
|
||||
remote, node_name(n), gai_strerror(ret));
|
||||
}
|
||||
// Set correct Work Completion function
|
||||
ib->poll.on_compl = ib_completion_source;
|
||||
}
|
||||
else
|
||||
{
|
||||
ib->is_source = 0;
|
||||
|
||||
// Set correct Work Completion function
|
||||
ib->poll.on_compl = ib_completion_source;
|
||||
}
|
||||
else
|
||||
{
|
||||
ib->is_source = 0;
|
||||
// Set correct Work Completion function
|
||||
ib->poll.on_compl = ib_completion_target;
|
||||
}
|
||||
|
||||
// Set correct Work Completion function
|
||||
ib->poll.on_compl = ib_completion_target;
|
||||
}
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
char * ib_print(struct node *n)
|
||||
{
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int ib_destroy(struct node *n)
|
||||
{
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
void * ib_disconnect_thread(void *n)
|
||||
{
|
||||
struct node *node = (struct node *)n;
|
||||
struct infiniband *ib = (struct infiniband *)((struct node *)n)->_vd;
|
||||
struct rdma_cm_event *event;
|
||||
struct node *node = (struct node *)n;
|
||||
struct infiniband *ib = (struct infiniband *)((struct node *)n)->_vd;
|
||||
struct rdma_cm_event *event;
|
||||
|
||||
while(rdma_get_cm_event(ib->ctx.ec, &event) == 0)
|
||||
{
|
||||
if(event->event == RDMA_CM_EVENT_DISCONNECTED)
|
||||
{
|
||||
rdma_ack_cm_event(event);
|
||||
ib->conn.rdma_disconnect_called = 1;
|
||||
while(rdma_get_cm_event(ib->ctx.ec, &event) == 0)
|
||||
{
|
||||
if(event->event == RDMA_CM_EVENT_DISCONNECTED)
|
||||
{
|
||||
rdma_ack_cm_event(event);
|
||||
ib->conn.rdma_disconnect_called = 1;
|
||||
|
||||
node_stop(node);
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
return NULL;
|
||||
node_stop(node);
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int ib_start(struct node *n)
|
||||
{
|
||||
struct infiniband *ib = (struct infiniband *) n->_vd;
|
||||
struct rdma_cm_event *event = NULL;
|
||||
int ret;
|
||||
struct infiniband *ib = (struct infiniband *) n->_vd;
|
||||
struct rdma_cm_event *event = NULL;
|
||||
int ret;
|
||||
|
||||
// Create event channel
|
||||
ib->ctx.ec = rdma_create_event_channel();
|
||||
if(!ib->ctx.ec) {
|
||||
error("Failed to create event channel in node %s!",
|
||||
node_name(n));
|
||||
}
|
||||
// Create event channel
|
||||
ib->ctx.ec = rdma_create_event_channel();
|
||||
if(!ib->ctx.ec)
|
||||
error("Failed to create event channel in node %s!", node_name(n));
|
||||
|
||||
ret = rdma_create_id(ib->ctx.ec, &ib->ctx.id, NULL, ib->conn.port_space);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to create rdma_cm_id of node %s: %s",
|
||||
node_name(n), gai_strerror(ret));
|
||||
}
|
||||
info("Succesfully created rdma_cm_id.");
|
||||
ret = rdma_create_id(ib->ctx.ec, &ib->ctx.id, NULL, ib->conn.port_space);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to create rdma_cm_id of node %s: %s",
|
||||
node_name(n), gai_strerror(ret));
|
||||
}
|
||||
info("Succesfully created rdma_cm_id.");
|
||||
|
||||
// Bind rdma_cm_id to the HCA
|
||||
ret = rdma_bind_addr(ib->ctx.id, ib->conn.src_addr->ai_addr);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to bind to local device of node %s: %s",
|
||||
node_name(n), gai_strerror(ret));
|
||||
}
|
||||
info("Bound rdma_cm_id to Infiniband device.");
|
||||
// Bind rdma_cm_id to the HCA
|
||||
ret = rdma_bind_addr(ib->ctx.id, ib->conn.src_addr->ai_addr);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to bind to local device of node %s: %s",
|
||||
node_name(n), gai_strerror(ret));
|
||||
}
|
||||
info("Bound rdma_cm_id to Infiniband device.");
|
||||
|
||||
if(ib->is_source)
|
||||
{
|
||||
// Resolve address
|
||||
ret = rdma_resolve_addr(ib->ctx.id,
|
||||
NULL,
|
||||
ib->conn.dst_addr->ai_addr,
|
||||
ib->conn.timeout);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to resolve remote address after %ims of node %s: %s",
|
||||
ib->conn.timeout, node_name(n), gai_strerror(ret));
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
// The ID will be overwritten for the target. If the event type is
|
||||
// RDMA_CM_EVENT_CONNECT_REQUEST, >then this references a new id for
|
||||
// that communication.
|
||||
ib->ctx.listen_id = ib->ctx.id;
|
||||
if(ib->is_source)
|
||||
{
|
||||
// Resolve address
|
||||
ret = rdma_resolve_addr(ib->ctx.id,
|
||||
NULL,
|
||||
ib->conn.dst_addr->ai_addr,
|
||||
ib->conn.timeout);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to resolve remote address after %ims of node %s: %s",
|
||||
ib->conn.timeout, node_name(n), gai_strerror(ret));
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
// The ID will be overwritten for the target. If the event type is
|
||||
// RDMA_CM_EVENT_CONNECT_REQUEST, >then this references a new id for
|
||||
// that communication.
|
||||
ib->ctx.listen_id = ib->ctx.id;
|
||||
|
||||
// Listen on rdma_cm_id for events
|
||||
ret = rdma_listen(ib->ctx.listen_id, 10);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to listen to rdma_cm_id on node %s", node_name(n));
|
||||
}
|
||||
}
|
||||
// Listen on rdma_cm_id for events
|
||||
ret = rdma_listen(ib->ctx.listen_id, 10);
|
||||
if(ret)
|
||||
error("Failed to listen to rdma_cm_id on node %s", node_name(n));
|
||||
}
|
||||
|
||||
// Several events should occur on the event channel, to make
|
||||
// sure the nodes are succesfully connected.
|
||||
info("Starting to monitor events on rdma_cm_id.");
|
||||
// Several events should occur on the event channel, to make
|
||||
// sure the nodes are succesfully connected.
|
||||
info("Starting to monitor events on rdma_cm_id.");
|
||||
|
||||
while(rdma_get_cm_event(ib->ctx.ec, &event) == 0)
|
||||
{
|
||||
struct rdma_cm_event event_copy;
|
||||
memcpy(&event_copy, event, sizeof(*event));
|
||||
while(rdma_get_cm_event(ib->ctx.ec, &event) == 0)
|
||||
{
|
||||
struct rdma_cm_event event_copy;
|
||||
memcpy(&event_copy, event, sizeof(*event));
|
||||
|
||||
rdma_ack_cm_event(event);
|
||||
rdma_ack_cm_event(event);
|
||||
|
||||
if(ib_event(n, &event_copy))
|
||||
break;
|
||||
}
|
||||
if(ib_event(n, &event_copy))
|
||||
break;
|
||||
}
|
||||
|
||||
ret = pthread_create(&ib->conn.stop_thread, NULL, ib_disconnect_thread, n);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to create thread to monitor disconnects in node %s: %s",
|
||||
node_name(n), gai_strerror(ret));
|
||||
}
|
||||
ret = pthread_create(&ib->conn.stop_thread, NULL, ib_disconnect_thread, n);
|
||||
if(ret)
|
||||
{
|
||||
error("Failed to create thread to monitor disconnects in node %s: %s",
|
||||
node_name(n), gai_strerror(ret));
|
||||
}
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int ib_stop(struct node *n)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue