+++ /dev/null
-/*
- simple ctdb benchmark
-
- Copyright (C) Andrew Tridgell 2006
-
- 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 "replace.h"
-#include "system/filesys.h"
-#include "system/network.h"
-
-#include <popt.h>
-#include <talloc.h>
-#include <tevent.h>
-
-#include "lib/util/time.h"
-#include "lib/util/debug.h"
-
-#include "ctdb_private.h"
-#include "ctdb_client.h"
-
-#include "common/cmdline.h"
-#include "common/common.h"
-#include "common/logging.h"
-
-static struct timeval tp1,tp2;
-
-static void start_timer(void)
-{
- gettimeofday(&tp1,NULL);
-}
-
-static double end_timer(void)
-{
- gettimeofday(&tp2,NULL);
- return (tp2.tv_sec + (tp2.tv_usec*1.0e-6)) -
- (tp1.tv_sec + (tp1.tv_usec*1.0e-6));
-}
-
-
-static int timelimit = 10;
-static int num_records = 10;
-static int num_nodes;
-
-enum my_functions {FUNC_INCR=1, FUNC_FETCH=2};
-
-/*
- ctdb call function to increment an integer
-*/
-static int incr_func(struct ctdb_call_info *call)
-{
- if (call->record_data.dsize == 0) {
- call->new_data = talloc(call, TDB_DATA);
- if (call->new_data == NULL) {
- return ENOMEM;
- }
- call->new_data->dptr = talloc_size(call, 4);
- call->new_data->dsize = 4;
- *(uint32_t *)call->new_data->dptr = 0;
- } else {
- call->new_data = &call->record_data;
- }
- (*(uint32_t *)call->new_data->dptr)++;
- return 0;
-}
-
-/*
- ctdb call function to fetch a record
-*/
-static int fetch_func(struct ctdb_call_info *call)
-{
- call->reply_data = &call->record_data;
- return 0;
-}
-
-
-struct bench_data {
- struct ctdb_context *ctdb;
- struct tevent_context *ev;
- int msg_count;
- int msg_plus, msg_minus;
-};
-
-/*
- handler for messages in bench_ring()
-*/
-static void ring_message_handler(uint64_t srvid, TDB_DATA data,
- void *private_data)
-{
- struct bench_data *bdata = talloc_get_type_abort(
- private_data, struct bench_data);
- int incr = *(int *)data.dptr;
- int dest;
-
- bdata->msg_count++;
- dest = (ctdb_get_pnn(bdata->ctdb) + num_nodes + incr) % num_nodes;
- ctdb_client_send_message(bdata->ctdb, dest, srvid, data);
- if (incr == 1) {
- bdata->msg_plus++;
- } else {
- bdata->msg_minus++;
- }
-}
-
-
-static void send_start_messages(struct ctdb_context *ctdb, int incr)
-{
- /* two messages are injected into the ring, moving
- in opposite directions */
- int dest;
- TDB_DATA data;
-
- data.dptr = (uint8_t *)&incr;
- data.dsize = sizeof(incr);
-
- dest = (ctdb_get_pnn(ctdb) + num_nodes + incr) % num_nodes;
- ctdb_client_send_message(ctdb, dest, 0, data);
-}
-
-static void each_second(struct tevent_context *ev, struct tevent_timer *te,
- struct timeval t, void *private_data)
-{
- struct bench_data *bdata = talloc_get_type_abort(
- private_data, struct bench_data);
-
- /* we kickstart the ring into action by inserting messages from node
- with pnn 0.
- it may happen that some other node does not yet have ctdb_bench
- running in which case the ring is broken and the messages are lost.
- if so, once every second try again to restart the ring
- */
- if (bdata->msg_plus == 0) {
-// printf("no messages recevied, try again to kickstart the ring in forward direction...\n");
- send_start_messages(bdata->ctdb, 1);
- }
- if (bdata->msg_minus == 0) {
-// printf("no messages recevied, try again to kickstart the ring in reverse direction...\n");
- send_start_messages(bdata->ctdb, -1);
- }
- tevent_add_timer(bdata->ev, bdata, timeval_current_ofs(1, 0),
- each_second, bdata);
-}
-
-static void dummy_event(struct tevent_context *ev, struct tevent_timer *te,
- struct timeval t, void *private_data)
-{
- struct bench_data *bdata = talloc_get_type_abort(
- private_data, struct bench_data);
-
- tevent_add_timer(bdata->ev, bdata, timeval_current_ofs(1, 0),
- dummy_event, bdata);
-}
-
-/*
- benchmark sending messages in a ring around the nodes
-*/
-static void bench_ring(struct bench_data *bdata)
-{
- int pnn = ctdb_get_pnn(bdata->ctdb);
-
- if (pnn == 0) {
- tevent_add_timer(bdata->ev, bdata, timeval_current_ofs(1, 0),
- each_second, bdata);
- } else {
- tevent_add_timer(bdata->ev, bdata, timeval_current_ofs(1, 0),
- dummy_event, bdata);
- }
-
- start_timer();
- while (end_timer() < timelimit) {
- if (pnn == 0 && bdata->msg_count % 10000 == 0 && end_timer() > 0) {
- printf("Ring: %.2f msgs/sec (+ve=%d -ve=%d)\r",
- bdata->msg_count/end_timer(),
- bdata->msg_plus, bdata->msg_minus);
- fflush(stdout);
- }
- tevent_loop_once(bdata->ev);
- }
-
- printf("Ring: %.2f msgs/sec (+ve=%d -ve=%d)\n",
- bdata->msg_count/end_timer(),
- bdata->msg_plus, bdata->msg_minus);
-}
-
-/*
- main program
-*/
-int main(int argc, const char *argv[])
-{
- struct ctdb_context *ctdb;
- struct ctdb_db_context *ctdb_db;
-
- struct poptOption popt_options[] = {
- POPT_AUTOHELP
- POPT_CTDB_CMDLINE
- { "timelimit", 't', POPT_ARG_INT, &timelimit, 0, "timelimit", "integer" },
- { "num-records", 'r', POPT_ARG_INT, &num_records, 0, "num_records", "integer" },
- { NULL, 'n', POPT_ARG_INT, &num_nodes, 0, "num_nodes", "integer" },
- POPT_TABLEEND
- };
- int opt;
- const char **extra_argv;
- int extra_argc = 0;
- int ret;
- poptContext pc;
- struct tevent_context *ev;
- struct bench_data *bdata;
-
- pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
-
- while ((opt = poptGetNextOpt(pc)) != -1) {
- switch (opt) {
- default:
- fprintf(stderr, "Invalid option %s: %s\n",
- poptBadOption(pc, 0), poptStrerror(opt));
- exit(1);
- }
- }
-
- /* setup the remaining options for the main program to use */
- extra_argv = poptGetArgs(pc);
- if (extra_argv) {
- extra_argv++;
- while (extra_argv[extra_argc]) extra_argc++;
- }
-
- if (num_nodes == 0) {
- printf("You must specify the number of nodes\n");
- exit(1);
- }
-
- ev = tevent_context_init(NULL);
-
- /* initialise ctdb */
- ctdb = ctdb_cmdline_client(ev, timeval_current_ofs(3, 0));
- if (ctdb == NULL) {
- exit(1);
- }
-
- /* attach to a specific database */
- ctdb_db = ctdb_attach(ctdb, timeval_current_ofs(2, 0), "test.tdb",
- false, 0);
- if (!ctdb_db) {
- printf("ctdb_attach failed - %s\n", ctdb_errstr(ctdb));
- exit(1);
- }
-
- /* setup a ctdb call function */
- ret = ctdb_set_call(ctdb_db, incr_func, FUNC_INCR);
- if (ret != 0) {
- DEBUG(DEBUG_DEBUG,("ctdb_set_call() failed, ignoring return code %d\n", ret));
- }
- ret = ctdb_set_call(ctdb_db, fetch_func, FUNC_FETCH);
- if (ret != 0) {
- DEBUG(DEBUG_DEBUG,("ctdb_set_call() failed, ignoring return code %d\n", ret));
- }
-
- bdata = talloc_zero(ctdb, struct bench_data);
- if (bdata == NULL) {
- goto error;
- }
- bdata->ctdb = ctdb;
- bdata->ev = ev;
-
- if (ctdb_client_set_message_handler(ctdb, 0, ring_message_handler, bdata))
- goto error;
-
- printf("Waiting for cluster\n");
- while (1) {
- uint32_t recmode=1;
- ctdb_ctrl_getrecmode(ctdb, ctdb, timeval_zero(), CTDB_CURRENT_NODE, &recmode);
- if (recmode == 0) break;
- tevent_loop_once(ev);
- }
-
- bench_ring(bdata);
-
-error:
- return 0;
-}
--- /dev/null
+/*
+ simple ctdb benchmark - send messages in a ring around cluster
+
+ Copyright (C) Amitay Isaacs 2015
+
+ 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 "replace.h"
+#include "system/network.h"
+
+#include "lib/util/time.h"
+#include "lib/util/tevent_unix.h"
+
+#include "client/client.h"
+#include "tests/src/test_options.h"
+#include "tests/src/cluster_wait.h"
+
+#define MSG_ID_BENCH 0
+
+struct message_ring_state {
+ struct tevent_context *ev;
+ struct ctdb_client_context *client;
+ int num_nodes;
+ int timelimit;
+ int msg_count;
+ int msg_plus, msg_minus;
+ struct timeval start_time;
+};
+
+static void message_ring_wait(struct tevent_req *subreq);
+static void message_ring_start(struct tevent_req *subreq);
+static void message_ring_each_second(struct tevent_req *subreq);
+static void message_ring_msg_sent(struct tevent_req *subreq);
+static void message_ring_msg_handler(uint64_t srvid, TDB_DATA data,
+ void *private_data);
+static void message_ring_finish(struct tevent_req *subreq);
+
+static struct tevent_req *message_ring_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct ctdb_client_context *client,
+ int num_nodes, int timelimit)
+{
+ struct tevent_req *req, *subreq;
+ struct message_ring_state *state;
+
+ req = tevent_req_create(mem_ctx, &state, struct message_ring_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ state->ev = ev;
+ state->client = client;
+ state->num_nodes = num_nodes;
+ state->timelimit = timelimit;
+
+ subreq = ctdb_client_set_message_handler_send(
+ state, state->ev, state->client,
+ MSG_ID_BENCH,
+ message_ring_msg_handler, req);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, message_ring_wait, req);
+
+ return req;
+}
+
+static void message_ring_wait(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct message_ring_state *state = tevent_req_data(
+ req, struct message_ring_state);
+ bool status;
+ int ret;
+
+ status = ctdb_client_set_message_handler_recv(subreq, &ret);
+ TALLOC_FREE(subreq);
+ if (! status) {
+ tevent_req_error(req, ret);
+ return;
+ }
+
+ subreq = cluster_wait_send(state, state->ev, state->client,
+ state->num_nodes);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_start, req);
+}
+
+static void message_ring_start(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct message_ring_state *state = tevent_req_data(
+ req, struct message_ring_state);
+ bool status;
+ int ret;
+
+ status = cluster_wait_recv(subreq, &ret);
+ TALLOC_FREE(subreq);
+ if (! status) {
+ tevent_req_error(req, ret);
+ return;
+ }
+
+ state->start_time = tevent_timeval_current();
+
+ if (ctdb_client_pnn(state->client) == 0) {
+ subreq = tevent_wakeup_send(state, state->ev,
+ tevent_timeval_current_ofs(1, 0));
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_each_second, req);
+ }
+
+ subreq = tevent_wakeup_send(state, state->ev,
+ tevent_timeval_current_ofs(
+ state->timelimit, 0));
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_finish, req);
+}
+
+static uint32_t next_node(struct ctdb_client_context *client,
+ int num_nodes, int incr)
+{
+ return (ctdb_client_pnn(client) + num_nodes + incr) % num_nodes;
+}
+
+static void message_ring_each_second(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct message_ring_state *state = tevent_req_data(
+ req, struct message_ring_state);
+ struct ctdb_req_message msg;
+ uint32_t pnn;
+ int incr;
+ bool status;
+
+ status = tevent_wakeup_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (! status) {
+ tevent_req_error(req, EIO);
+ return;
+ }
+
+ pnn = ctdb_client_pnn(state->client);
+ if (pnn == 0) {
+ double t;
+
+ t = timeval_elapsed(&state->start_time);
+ printf("Ring: %.2f msgs/sec (+ve=%d -ve=%d)\r",
+ state->msg_count / t,
+ state->msg_plus, state->msg_minus);
+ fflush(stdout);
+ }
+
+ if (state->msg_plus == 0) {
+ incr = 1;
+
+ msg.srvid = 0;
+ msg.data.data.dptr = (uint8_t *)&incr;
+ msg.data.data.dsize = sizeof(incr);
+
+ pnn = next_node(state->client, state->num_nodes, incr);
+
+ subreq = ctdb_client_message_send(state, state->ev,
+ state->client, pnn, &msg);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_msg_sent, req);
+ }
+
+ if (state->msg_minus == 0) {
+ incr = -1;
+
+ msg.srvid = 0;
+ msg.data.data.dptr = (uint8_t *)&incr;
+ msg.data.data.dsize = sizeof(incr);
+
+ pnn = next_node(state->client, state->num_nodes, incr);
+
+ subreq = ctdb_client_message_send(state, state->ev,
+ state->client, pnn, &msg);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_msg_sent, req);
+ }
+
+ subreq = tevent_wakeup_send(state, state->ev,
+ tevent_timeval_current_ofs(1, 0));
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_each_second, req);
+}
+
+static void message_ring_msg_sent(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ bool status;
+ int ret;
+
+ status = ctdb_client_message_recv(subreq, &ret);
+ TALLOC_FREE(subreq);
+ if (! status) {
+ tevent_req_error(req, ret);
+ }
+}
+
+static void message_ring_msg_handler(uint64_t srvid, TDB_DATA data,
+ void *private_data)
+{
+ struct tevent_req *req = talloc_get_type_abort(
+ private_data, struct tevent_req);
+ struct message_ring_state *state = tevent_req_data(
+ req, struct message_ring_state);
+ struct ctdb_req_message msg;
+ struct tevent_req *subreq;
+ int incr;
+ uint32_t pnn;
+
+ if (srvid != MSG_ID_BENCH) {
+ return;
+ }
+
+ if (data.dsize != sizeof(int)) {
+ return;
+ }
+ incr = *(int *)data.dptr;
+
+ state->msg_count += 1;
+ if (incr == 1) {
+ state->msg_plus += 1;
+ } else {
+ state->msg_minus += 1;
+ }
+
+ pnn = next_node(state->client, state->num_nodes, incr);
+
+ msg.srvid = srvid;
+ msg.data.data = data;
+
+ subreq = ctdb_client_message_send(state, state->ev, state->client,
+ pnn, &msg);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, message_ring_msg_sent, req);
+}
+
+static void message_ring_finish(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct message_ring_state *state = tevent_req_data(
+ req, struct message_ring_state);
+ bool status;
+ double t;
+
+ status = tevent_wakeup_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (! status) {
+ tevent_req_error(req, EIO);
+ return;
+ }
+
+ t = timeval_elapsed(&state->start_time);
+
+ printf("Ring: %.2f msgs/sec (+ve=%d -ve=%d)\n",
+ state->msg_count / t, state->msg_plus, state->msg_minus);
+
+ tevent_req_done(req);
+}
+
+static bool message_ring_recv(struct tevent_req *req)
+{
+ int ret;
+
+ if (tevent_req_is_unix_error(req, &ret)) {
+ return false;
+ }
+ return true;
+}
+
+int main(int argc, const char *argv[])
+{
+ const struct test_options *opts;
+ TALLOC_CTX *mem_ctx;
+ struct tevent_context *ev;
+ struct ctdb_client_context *client;
+ struct tevent_req *req;
+ int ret;
+ bool status;
+
+ status = process_options_basic(argc, argv, &opts);
+ if (! status) {
+ exit(1);
+ }
+
+ mem_ctx = talloc_new(NULL);
+ if (mem_ctx == NULL) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ ev = tevent_context_init(mem_ctx);
+ if (ev == NULL) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ ret = ctdb_client_init(mem_ctx, ev, opts->socket, &client);
+ if (ret != 0) {
+ fprintf(stderr, "Failed to initialize client, %s\n",
+ strerror(ret));
+ exit(1);
+ }
+
+ if (! ctdb_recovery_wait(ev, client)) {
+ fprintf(stderr, "Failed to wait for recovery\n");
+ exit(1);
+ }
+
+ req = message_ring_send(mem_ctx, ev, client,
+ opts->num_nodes, opts->timelimit);
+ if (req == NULL) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ tevent_req_poll(req, ev);
+
+ status = message_ring_recv(req);
+ if (! status) {
+ fprintf(stderr, "message ring test failed\n");
+ exit(1);
+ }
+
+ talloc_free(mem_ctx);
+ return 0;
+}
projects / thirdparty / samba.git / commitdiff
