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/*
Unix SMB/CIFS implementation.
Test new ctdb API
Copyright (C) Volker Lendecke 2012
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "torture/proto.h"
#ifdef CLUSTER_SUPPORT
#include "ctdb_conn.h"
#include "lib/util/tevent_unix.h"
#include "tdb.h"
#ifdef HAVE_CTDB_PROTOCOL_H
#include "ctdb_protocol.h"
#else
#include "ctdb_private.h"
#endif
#include "messages.h"
struct ctdb_conn_test_state {
struct tevent_context *ev;
struct ctdb_conn *conn;
struct ctdb_msg_channel *channel;
int msgno;
};
static void ctdb_conn_test_got_conn(struct tevent_req *subreq);
static void ctdb_conn_test_got_pnn(struct tevent_req *subreq);
static void ctdb_conn_test_got_channel(struct tevent_req *subreq);
static void ctdb_conn_test_got_msg(struct tevent_req *subreq);
static void ctdb_conn_test_msg_sent(struct tevent_req *subreq);
static struct tevent_req *ctdb_conn_test_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev)
{
struct tevent_req *req, *subreq;
struct ctdb_conn_test_state *state;
req = tevent_req_create(mem_ctx, &state, struct ctdb_conn_test_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
subreq = ctdb_conn_init_send(mem_ctx, ev, lp_ctdbd_socket());
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, ctdb_conn_test_got_conn, req);
return req;
}
static void ctdb_conn_test_got_conn(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct ctdb_conn_test_state *state = tevent_req_data(
req, struct ctdb_conn_test_state);
uint64_t ret;
ret = ctdb_conn_init_recv(subreq, state, &state->conn);
TALLOC_FREE(subreq);
if (tevent_req_error(req, ret)) {
return;
}
subreq = ctdb_conn_control_send(state, state->ev, state->conn,
CTDB_CURRENT_NODE,
CTDB_CONTROL_GET_PNN, 0, 0, NULL, 0);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, ctdb_conn_test_got_pnn, req);
}
static void ctdb_conn_test_got_pnn(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct ctdb_conn_test_state *state = tevent_req_data(
req, struct ctdb_conn_test_state);
int ret;
struct ctdb_reply_control *reply;
ret = ctdb_conn_control_recv(subreq, talloc_tos(), &reply);
TALLOC_FREE(subreq);
if (tevent_req_error(req, ret)) {
return;
}
printf("vnn=%d\n", (int)reply->status);
subreq = ctdb_msg_channel_init_send(
state, state->ev, lp_ctdbd_socket(), 999999);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, ctdb_conn_test_got_channel, req);
}
static void ctdb_conn_test_got_channel(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct ctdb_conn_test_state *state = tevent_req_data(
req, struct ctdb_conn_test_state);
int ret;
ret = ctdb_msg_channel_init_recv(subreq, state, &state->channel);
TALLOC_FREE(subreq);
if (tevent_req_error(req, ret)) {
return;
}
subreq = ctdb_msg_read_send(state, state->ev, state->channel);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, ctdb_conn_test_got_msg, req);
state->msgno += 1;
subreq = ctdb_conn_msg_write_send(
state, state->ev, state->conn, CTDB_CURRENT_NODE, 999999,
(uint8_t *)&state->msgno, sizeof(state->msgno));
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, ctdb_conn_test_msg_sent, req);
}
static void ctdb_conn_test_got_msg(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct ctdb_conn_test_state *state = tevent_req_data(
req, struct ctdb_conn_test_state);
uint8_t *buf;
size_t buf_len;
int ret;
ret = ctdb_msg_read_recv(subreq, talloc_tos(), &buf, &buf_len);
TALLOC_FREE(subreq);
if (tevent_req_error(req, ret)) {
return;
}
if (buf_len != sizeof(int)) {
printf("got invalid msg\n");
tevent_req_error(req, EINVAL);
return;
}
memcpy(&ret, buf, buf_len);
printf("got msg %d\n", ret);
if (ret == 5) {
tevent_req_done(req);
return;
}
subreq = ctdb_msg_read_send(state, state->ev, state->channel);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, ctdb_conn_test_got_msg, req);
}
static void ctdb_conn_test_msg_sent(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct ctdb_conn_test_state *state = tevent_req_data(
req, struct ctdb_conn_test_state);
int ret;
ret = ctdb_conn_msg_write_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_error(req, ret)) {
return;
}
state->msgno += 1;
if (state->msgno >= 10) {
return;
}
subreq = ctdb_conn_msg_write_send(
state, state->ev, state->conn, CTDB_CURRENT_NODE, 999999,
(uint8_t *)&state->msgno, sizeof(state->msgno));
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, ctdb_conn_test_msg_sent, req);
}
static int ctdb_conn_test_recv(struct tevent_req *req)
{
int err;
if (tevent_req_is_unix_error(req, &err)) {
return err;
}
return 0;
}
bool run_ctdb_conn(int dummy)
{
struct tevent_context *ev;
struct tevent_req *req;
int ret;
ev = samba_tevent_context_init(talloc_tos());
if (ev == NULL) {
fprintf(stderr, "tevent_context_init failed\n");
return false;
}
req = ctdb_conn_test_send(ev, ev);
if (req == NULL) {
fprintf(stderr, "ctdb_conn_test_send failed\n");
return false;
}
if (!tevent_req_poll(req, ev)) {
fprintf(stderr, "tevent_req_poll failed\n");
return false;
}
ret = ctdb_conn_test_recv(req);
TALLOC_FREE(req);
printf("ctdb_conn_test returned %s\n",
ret ? strerror(ret) : "success");
TALLOC_FREE(ev);
return (ret == 0);
}
#else /* CLUSTER_SUPPORT */
bool run_ctdb_conn(int dummy)
{
return true;
}
#endif
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