/*
* rpmem_obc_open -- perform open request operation
*
* Returns error if connection is not already established.
*/
int
rpmem_obc_open(struct rpmem_obc *rpc,
const struct rpmem_req_attr *req,
struct rpmem_resp_attr *res,
struct rpmem_pool_attr *pool_attr)
{
if (!rpmem_obc_is_connected(rpc)) {
errno = ENOTCONN;
goto err_notconnected;
}
if (rpmem_obc_check_req(req))
goto err_req;
size_t msg_size;
struct rpmem_msg_open *msg =
rpmem_obc_alloc_open_msg(req, pool_attr, &msg_size);
if (!msg)
goto err_alloc_msg;
RPMEM_LOG(INFO, "sending open request message");
rpmem_hton_msg_open(msg);
if (rpmem_ssh_send(rpc->ssh, msg, msg_size)) {
RPMEM_LOG(ERR, "!sending open request message failed");
goto err_msg_send;
}
RPMEM_LOG(NOTICE, "open request message sent");
RPMEM_LOG(INFO, "receiving create request response");
struct rpmem_msg_open_resp resp;
if (rpmem_ssh_recv(rpc->ssh, &resp, sizeof(resp))) {
RPMEM_LOG(ERR, "!receiving open request response failed");
goto err_msg_recv;
}
RPMEM_LOG(NOTICE, "open request response received");
rpmem_ntoh_msg_open_resp(&resp);
if (rpmem_obc_check_open_resp(&resp))
goto err_msg_resp;
rpmem_obc_get_res(res, &resp.ibc);
memcpy(pool_attr, &resp.pool_attr, sizeof(*pool_attr));
free(msg);
return 0;
err_msg_resp:
err_msg_recv:
err_msg_send:
free(msg);
err_alloc_msg:
err_req:
err_notconnected:
return -1;
}
/*
* client_msg_open_noresp -- send open request message and don't expect a
* response
*/
static void
client_msg_open_noresp(const char *ctarget)
{
char *target = STRDUP(ctarget);
size_t msg_size = sizeof(OPEN_MSG) + POOL_DESC_SIZE;
struct rpmem_msg_open *msg = MALLOC(msg_size);
int fd = clnt_connect_wait(target);
*msg = OPEN_MSG;
msg->hdr.size = msg_size;
memcpy(msg->pool_desc.desc, POOL_DESC, POOL_DESC_SIZE);
rpmem_hton_msg_open(msg);
clnt_send(fd, msg, msg_size);
clnt_wait_disconnect(fd);
clnt_close(fd);
FREE(msg);
FREE(target);
}
/*
* client_msg_open_resp -- send open request message and expect a response
* with specified status. If status is 0, validate open request response
* message
*/
static void
client_msg_open_resp(const char *ctarget, int status)
{
char *target = STRDUP(ctarget);
size_t msg_size = sizeof(OPEN_MSG) + POOL_DESC_SIZE;
struct rpmem_msg_open *msg = MALLOC(msg_size);
struct rpmem_msg_open_resp resp;
int fd = clnt_connect_wait(target);
*msg = OPEN_MSG;
msg->hdr.size = msg_size;
memcpy(msg->pool_desc.desc, POOL_DESC, POOL_DESC_SIZE);
rpmem_hton_msg_open(msg);
clnt_send(fd, msg, msg_size);
clnt_recv(fd, &resp, sizeof(resp));
rpmem_ntoh_msg_open_resp(&resp);
if (status) {
UT_ASSERTeq(resp.hdr.status, (uint32_t)status);
} else {
UT_ASSERTeq(resp.hdr.type, RPMEM_MSG_TYPE_OPEN_RESP);
UT_ASSERTeq(resp.hdr.size,
sizeof(struct rpmem_msg_open_resp));
UT_ASSERTeq(resp.hdr.status, (uint32_t)status);
UT_ASSERTeq(resp.ibc.port, PORT);
UT_ASSERTeq(resp.ibc.rkey, RKEY);
UT_ASSERTeq(resp.ibc.raddr, RADDR);
UT_ASSERTeq(resp.ibc.persist_method, PERSIST_METHOD);
}
clnt_close(fd);
FREE(msg);
FREE(target);
}
/*
* client_bad_msg_open -- check if server detects invalid open request
* messages
*/
static void
client_bad_msg_open(const char *ctarget)
{
char *target = STRDUP(ctarget);
size_t msg_size = sizeof(OPEN_MSG) + POOL_DESC_SIZE;
struct rpmem_msg_open *msg = MALLOC(msg_size);
for (int i = 0; i < BAD_MSG_OPEN_COUNT; i++) {
int fd = clnt_connect_wait(target);
*msg = OPEN_MSG;
msg->hdr.size = msg_size;
memcpy(msg->pool_desc.desc, POOL_DESC, POOL_DESC_SIZE);
switch (i) {
case 0:
msg->provider = 0;
break;
case 1:
msg->provider = MAX_RPMEM_PROV;
break;
case 2:
msg->pool_desc.size -= 1;
break;
case 3:
msg->pool_desc.size += 1;
break;
case 4:
msg->pool_desc.size = 0;
msg->hdr.size = sizeof(OPEN_MSG) +
msg->pool_desc.size;
break;
case 5:
msg->pool_desc.size = 1;
msg->hdr.size = sizeof(OPEN_MSG) +
msg->pool_desc.size;
break;
case 6:
msg->pool_desc.desc[0] = '\0';
break;
case 7:
msg->pool_desc.desc[POOL_DESC_SIZE / 2] = '\0';
break;
case 8:
msg->pool_desc.desc[POOL_DESC_SIZE - 1] = 'E';
break;
case 9:
msg->major = RPMEM_PROTO_MAJOR + 1;
break;
case 10:
msg->minor = RPMEM_PROTO_MINOR + 1;
break;
default:
UT_ASSERT(0);
}
rpmem_hton_msg_open(msg);
clnt_send(fd, msg, msg_size);
clnt_wait_disconnect(fd);
clnt_close(fd);
}
FREE(msg);
FREE(target);
}