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Split osd.cpp into multiple files

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This commit is contained in:
Vitaliy Filippov
2019-12-28 01:25:55 +03:00
parent 3134b7729a
commit b87092fcfe
6 changed files with 488 additions and 463 deletions
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osd_send.cpp
+146
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@@ -0,0 +1,146 @@
#include "osd.h"
void osd_t::send_replies()
{
for (int i = 0; i < write_ready_clients.size(); i++)
{
int peer_fd = write_ready_clients[i];
auto & cl = clients[peer_fd];
io_uring_sqe* sqe = ringloop->get_sqe();
if (!sqe)
{
write_ready_clients.erase(write_ready_clients.begin(), write_ready_clients.begin() + i);
return;
}
ring_data_t* data = ((ring_data_t*)sqe->user_data);
if (!cl.write_buf)
{
// pick next command
cl.write_op = cl.completions.front();
cl.completions.pop_front();
if (cl.write_op->op_type == OSD_OP_OUT)
{
cl.write_buf = &cl.write_op->op_buf;
cl.write_remaining = OSD_PACKET_SIZE;
cl.write_state = CL_WRITE_REPLY;
}
else
{
cl.write_buf = &cl.write_op->reply_buf;
cl.write_remaining = OSD_PACKET_SIZE;
cl.write_state = CL_WRITE_REPLY;
}
}
cl.write_iov.iov_base = cl.write_buf;
cl.write_iov.iov_len = cl.write_remaining;
cl.write_msg.msg_iov = &cl.write_iov;
cl.write_msg.msg_iovlen = 1;
data->callback = [this, peer_fd](ring_data_t *data) { handle_send(data, peer_fd); };
my_uring_prep_sendmsg(sqe, peer_fd, &cl.write_msg, 0);
cl.write_state = cl.write_state | SQE_SENT;
}
write_ready_clients.clear();
}
void osd_t::handle_send(ring_data_t *data, int peer_fd)
{
auto cl_it = clients.find(peer_fd);
if (cl_it != clients.end())
{
auto & cl = cl_it->second;
if (data->res < 0 && data->res != -EAGAIN)
{
// this is a client socket, so don't panic. just disconnect it
printf("Client %d socket write error: %d (%s). Disconnecting client\n", peer_fd, -data->res, strerror(-data->res));
stop_client(peer_fd);
return;
}
cl.write_state = cl.write_state & ~SQE_SENT;
if (data->res > 0)
{
cl.write_remaining -= data->res;
cl.write_buf += data->res;
if (cl.write_remaining <= 0)
{
cl.write_buf = NULL;
osd_op_t *cur_op = cl.write_op;
if (cl.write_state == CL_WRITE_REPLY)
{
// Send data
if (cur_op->op_type == OSD_OP_IN)
{
if (cur_op->op.hdr.opcode == OSD_OP_SECONDARY_READ &&
cur_op->reply.hdr.retval > 0)
{
cl.write_buf = cur_op->buf;
cl.write_remaining = cur_op->reply.hdr.retval;
cl.write_state = CL_WRITE_DATA;
}
else if (cur_op->op.hdr.opcode == OSD_OP_SECONDARY_LIST &&
cur_op->reply.hdr.retval > 0)
{
cl.write_buf = cur_op->buf;
cl.write_remaining = cur_op->reply.hdr.retval * sizeof(obj_ver_id);
cl.write_state = CL_WRITE_DATA;
}
else if (cur_op->op.hdr.opcode == OSD_OP_SHOW_CONFIG &&
cur_op->reply.hdr.retval > 0)
{
cl.write_buf = (void*)((std::string*)cur_op->buf)->c_str();
cl.write_remaining = cur_op->reply.hdr.retval;
cl.write_state = CL_WRITE_DATA;
}
else
{
goto op_done;
}
}
else
{
if (cur_op->op.hdr.opcode == OSD_OP_SECONDARY_WRITE)
{
cl.write_buf = cur_op->buf;
cl.write_remaining = cur_op->op.sec_rw.len;
cl.write_state = CL_WRITE_DATA;
}
else if (cur_op->op.hdr.opcode == OSD_OP_SECONDARY_STABILIZE)
{
cl.write_buf = cur_op->buf;
cl.write_remaining = cur_op->op.sec_stab.len;
cl.write_state = CL_WRITE_DATA;
}
else if (cur_op->op.hdr.opcode == OSD_OP_WRITE)
{
cl.write_buf = cur_op->buf;
cl.write_remaining = cur_op->op.rw.len;
cl.write_state = CL_WRITE_DATA;
}
else
{
goto op_done;
}
}
}
else if (cl.write_state == CL_WRITE_DATA)
{
op_done:
// Done
if (cur_op->op_type == OSD_OP_IN)
{
delete cur_op;
}
else
{
cl.sent_ops[cl.write_op->op.hdr.id] = cl.write_op;
}
cl.write_op = NULL;
cl.write_state = cl.completions.size() > 0 ? CL_WRITE_READY : 0;
}
}
}
if (cl.write_state != 0)
{
write_ready_clients.push_back(peer_fd);
}
}
}