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ctdb-tests: Replace ctdb_fetch with fetch_ring using new client API
Signed-off-by: Amitay Isaacs <amitay@gmail.com> Reviewed-by: Martin Schwenke <martin@meltin.net>
This commit is contained in:
Amitay Isaacs
Martin Schwenke
parent
388fa2c9b8
commit
2c27f3002f
@ -38,7 +38,7 @@ try_command_on_node 0 "$CTDB listnodes"
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num_nodes=$(echo "$out" | wc -l)
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echo "Running ctdb_fetch on all $num_nodes nodes."
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try_command_on_node -v -p all $CTDB_TEST_WRAPPER $VALGRIND ctdb_fetch -n $num_nodes
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try_command_on_node -v -p all $CTDB_TEST_WRAPPER $VALGRIND fetch_ring -n $num_nodes
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pat='^(Fetch: [[:digit:]]+(\.[[:digit:]]+)? msgs/sec[[:space:]]?|msg_count=[[:digit:]]+ on node [[:digit:]]|Fetching final record|DATA:|Test data|Waiting for cluster[[:space:]]?|.*: Reqid wrap!|Sleeping for [[:digit:]]+ seconds|)+$'
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sanity_check_output 1 "$pat" "$out"
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@ -1,312 +0,0 @@
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/*
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simple ctdb benchmark
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Copyright (C) Andrew Tridgell 2006
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include "system/filesys.h"
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#include "system/network.h"
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#include <popt.h>
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#include <talloc.h>
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/* Allow use of deprecated function tevent_loop_allow_nesting() */
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#define TEVENT_DEPRECATED
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#include <tevent.h>
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#include <tdb.h>
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#include "lib/util/time.h"
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#include "ctdb_private.h"
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#include "ctdb_client.h"
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#include "common/cmdline.h"
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#include "common/common.h"
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static struct timeval tp1,tp2;
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static void start_timer(void)
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{
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gettimeofday(&tp1,NULL);
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}
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static double end_timer(void)
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{
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gettimeofday(&tp2,NULL);
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return (tp2.tv_sec + (tp2.tv_usec*1.0e-6)) -
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(tp1.tv_sec + (tp1.tv_usec*1.0e-6));
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}
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static int timelimit = 10;
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static int num_records = 10;
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static int num_nodes;
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struct bench_data {
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struct ctdb_context *ctdb;
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struct tevent_context *ev;
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int msg_count;
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};
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#define TESTKEY "testkey"
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/*
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fetch a record
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store a expanded record
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send a message to next node to tell it to do the same
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*/
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static void bench_fetch_1node(struct bench_data *bdata)
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{
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struct ctdb_context *ctdb = bdata->ctdb;
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TDB_DATA key, data, nulldata;
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struct ctdb_db_context *ctdb_db;
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TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
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int dest, ret;
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struct ctdb_record_handle *h;
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key.dptr = discard_const(TESTKEY);
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key.dsize = strlen(TESTKEY);
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ctdb_db = ctdb_db_handle(ctdb, "test.tdb");
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h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
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if (h == NULL) {
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printf("Failed to fetch record '%s' on node %d\n",
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(const char *)key.dptr, ctdb_get_pnn(ctdb));
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talloc_free(tmp_ctx);
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return;
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}
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if (data.dsize > 1000) {
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data.dsize = 0;
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}
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if (data.dsize == 0) {
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data.dptr = (uint8_t *)talloc_asprintf(tmp_ctx, "Test data\n");
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}
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data.dptr = (uint8_t *)talloc_asprintf_append((char *)data.dptr,
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"msg_count=%d on node %d\n",
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bdata->msg_count,
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ctdb_get_pnn(ctdb));
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if (data.dptr == NULL) {
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printf("Failed to create record\n");
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talloc_free(tmp_ctx);
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return;
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}
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data.dsize = strlen((const char *)data.dptr)+1;
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ret = ctdb_record_store(h, data);
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talloc_free(h);
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if (ret != 0) {
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printf("Failed to store record\n");
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}
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talloc_free(tmp_ctx);
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/* tell the next node to do the same */
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nulldata.dptr = NULL;
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nulldata.dsize = 0;
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dest = (ctdb_get_pnn(ctdb) + 1) % num_nodes;
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ctdb_client_send_message(ctdb, dest, 0, nulldata);
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}
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/*
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handler for messages in bench_ring()
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*/
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static void message_handler(uint64_t srvid, TDB_DATA data, void *private_data)
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{
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struct bench_data *bdata = talloc_get_type_abort(
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private_data, struct bench_data);
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bdata->msg_count++;
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bench_fetch_1node(bdata);
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}
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/*
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* timeout handler - noop
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*/
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static void timeout_handler(struct tevent_context *ev,
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struct tevent_timer *timer,
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struct timeval curtime, void *private_data)
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{
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return;
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}
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/*
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benchmark the following:
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fetch a record
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store a expanded record
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send a message to next node to tell it to do the same
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*/
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static void bench_fetch(struct bench_data *bdata)
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{
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struct ctdb_context *ctdb = bdata->ctdb;
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int pnn=ctdb_get_pnn(ctdb);
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if (pnn == num_nodes - 1) {
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bench_fetch_1node(bdata);
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}
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start_timer();
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tevent_add_timer(bdata->ev, bdata, timeval_current_ofs(timelimit,0),
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timeout_handler, NULL);
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while (end_timer() < timelimit) {
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if (pnn == 0 && bdata->msg_count % 100 == 0 && end_timer() > 0) {
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printf("Fetch: %.2f msgs/sec\r", bdata->msg_count/end_timer());
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fflush(stdout);
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}
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if (tevent_loop_once(bdata->ev) != 0) {
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printf("Event loop failed!\n");
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break;
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}
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}
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printf("Fetch: %.2f msgs/sec\n", bdata->msg_count/end_timer());
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}
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/*
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handler for reconfigure message
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*/
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static void reconfigure_handler(uint64_t srvid, TDB_DATA data,
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void *private_data)
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{
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int *ready = (int *)private_data;
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*ready = 1;
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}
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/*
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main program
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*/
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int main(int argc, const char *argv[])
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{
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struct ctdb_context *ctdb;
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struct ctdb_db_context *ctdb_db;
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struct poptOption popt_options[] = {
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POPT_AUTOHELP
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POPT_CTDB_CMDLINE
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{ "timelimit", 't', POPT_ARG_INT, &timelimit, 0, "timelimit", "integer" },
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{ "num-records", 'r', POPT_ARG_INT, &num_records, 0, "num_records", "integer" },
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{ NULL, 'n', POPT_ARG_INT, &num_nodes, 0, "num_nodes", "integer" },
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POPT_TABLEEND
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};
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int opt;
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const char **extra_argv;
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int extra_argc = 0;
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poptContext pc;
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struct tevent_context *ev;
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TDB_DATA key, data;
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struct ctdb_record_handle *h;
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int cluster_ready=0;
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struct bench_data *bdata;
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pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
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while ((opt = poptGetNextOpt(pc)) != -1) {
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switch (opt) {
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default:
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fprintf(stderr, "Invalid option %s: %s\n",
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poptBadOption(pc, 0), poptStrerror(opt));
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exit(1);
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}
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}
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/* talloc_enable_leak_report_full(); */
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/* setup the remaining options for the main program to use */
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extra_argv = poptGetArgs(pc);
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if (extra_argv) {
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extra_argv++;
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while (extra_argv[extra_argc]) extra_argc++;
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}
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if (num_nodes == 0) {
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printf("You must specify the number of nodes\n");
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exit(1);
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}
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ev = tevent_context_init(NULL);
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tevent_loop_allow_nesting(ev);
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ctdb = ctdb_cmdline_client(ev, timeval_current_ofs(3, 0));
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if (ctdb == NULL) {
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printf("failed to connect to ctdb daemon.\n");
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exit(1);
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}
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ctdb_client_set_message_handler(ctdb, CTDB_SRVID_RECONFIGURE,
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reconfigure_handler, &cluster_ready);
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/* attach to a specific database */
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ctdb_db = ctdb_attach(ctdb, timeval_current_ofs(2, 0), "test.tdb",
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false, 0);
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if (!ctdb_db) {
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printf("ctdb_attach failed - %s\n", ctdb_errstr(ctdb));
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exit(1);
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}
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bdata = talloc_zero(ctdb, struct bench_data);
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if (bdata == NULL) {
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printf("memory allocation error\n");
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exit(1);
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}
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bdata->ctdb = ctdb;
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bdata->ev = ev;
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ctdb_client_set_message_handler(ctdb, 0, message_handler, bdata);
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printf("Waiting for cluster\n");
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while (1) {
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uint32_t recmode=1;
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ctdb_ctrl_getrecmode(ctdb, ctdb, timeval_zero(), CTDB_CURRENT_NODE, &recmode);
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if (recmode == 0) break;
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tevent_loop_once(ev);
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}
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/* This test has a race condition. If CTDB receives the message from previous
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* node, before this node has registered for that message, this node will never
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* receive that message and will block on receive. Sleeping for some time will
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* hopefully ensure that the test program on all the nodes register for messages.
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*/
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printf("Sleeping for %d seconds\n", num_nodes);
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sleep(num_nodes);
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bench_fetch(bdata);
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key.dptr = discard_const(TESTKEY);
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key.dsize = strlen(TESTKEY);
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printf("Fetching final record\n");
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h = ctdb_fetch_lock(ctdb_db, ctdb, key, &data);
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if (h == NULL) {
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printf("Failed to fetch record '%s' on node %d\n",
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(const char *)key.dptr, ctdb_get_pnn(ctdb));
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exit(1);
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}
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printf("DATA:\n%s\n", (char *)data.dptr);
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return 0;
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}
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381
ctdb/tests/src/fetch_ring.c
Normal file
381
ctdb/tests/src/fetch_ring.c
Normal file
@ -0,0 +1,381 @@
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/*
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simple ctdb benchmark
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Copyright (C) Amitay Isaacs 2015
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include "system/network.h"
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#include "lib/util/time.h"
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#include "lib/util/tevent_unix.h"
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#include "client/client.h"
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#include "tests/src/test_options.h"
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#include "tests/src/cluster_wait.h"
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#define TESTDB "fetch_ring.tdb"
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#define TESTKEY "testkey"
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#define MSG_ID_FETCH 0
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static uint32_t next_node(struct ctdb_client_context *client, int num_nodes)
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{
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return (ctdb_client_pnn(client) + 1) % num_nodes;
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}
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struct fetch_ring_state {
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struct tevent_context *ev;
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struct ctdb_client_context *client;
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struct ctdb_db_context *ctdb_db;
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int num_nodes;
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int timelimit;
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TDB_DATA key;
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int msg_count;
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struct timeval start_time;
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};
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static void fetch_ring_msg_handler(uint64_t srvid, TDB_DATA data,
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void *private_data);
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static void fetch_ring_wait(struct tevent_req *subreq);
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static void fetch_ring_start(struct tevent_req *subreq);
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static void fetch_ring_update(struct tevent_req *subreq);
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static void fetch_ring_msg_sent(struct tevent_req *subreq);
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static void fetch_ring_finish(struct tevent_req *subreq);
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static void fetch_ring_final_read(struct tevent_req *subreq);
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static struct tevent_req *fetch_ring_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct ctdb_client_context *client,
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struct ctdb_db_context *ctdb_db,
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int num_nodes, int timelimit)
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{
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struct tevent_req *req, *subreq;
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struct fetch_ring_state *state;
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req = tevent_req_create(mem_ctx, &state, struct fetch_ring_state);
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if (req == NULL) {
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return NULL;
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}
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state->ev = ev;
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state->client = client;
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state->ctdb_db = ctdb_db;
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state->num_nodes = num_nodes;
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state->timelimit = timelimit;
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state->key.dptr = discard_const(TESTKEY);
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state->key.dsize = strlen(TESTKEY);
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subreq = ctdb_client_set_message_handler_send(
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state, ev, client, MSG_ID_FETCH,
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fetch_ring_msg_handler, req);
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if (tevent_req_nomem(subreq, req)) {
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return tevent_req_post(req, ev);
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}
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tevent_req_set_callback(subreq, fetch_ring_wait, req);
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return req;
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}
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static void fetch_ring_msg_handler(uint64_t srvid, TDB_DATA data,
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void *private_data)
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{
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struct tevent_req *req = talloc_get_type_abort(
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private_data, struct tevent_req);
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struct fetch_ring_state *state = tevent_req_data(
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req, struct fetch_ring_state);
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struct tevent_req *subreq;
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state->msg_count += 1;
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subreq = ctdb_fetch_lock_send(state, state->ev, state->client,
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state->ctdb_db, state->key, false);
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if (tevent_req_nomem(subreq, req)) {
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return;
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}
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tevent_req_set_callback(subreq, fetch_ring_update, req);
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}
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static void fetch_ring_wait(struct tevent_req *subreq)
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{
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struct tevent_req *req = tevent_req_callback_data(
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subreq, struct tevent_req);
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struct fetch_ring_state *state = tevent_req_data(
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req, struct fetch_ring_state);
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bool status;
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int ret;
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status = ctdb_client_set_message_handler_recv(subreq, &ret);
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TALLOC_FREE(subreq);
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if (! status) {
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tevent_req_error(req, ret);
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return;
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}
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subreq = cluster_wait_send(state, state->ev, state->client,
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state->num_nodes);
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if (tevent_req_nomem(subreq, req)) {
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return;
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}
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tevent_req_set_callback(subreq, fetch_ring_start, req);
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}
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static void fetch_ring_start(struct tevent_req *subreq)
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{
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struct tevent_req *req = tevent_req_callback_data(
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subreq, struct tevent_req);
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struct fetch_ring_state *state = tevent_req_data(
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req, struct fetch_ring_state);
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bool status;
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int ret;
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status = cluster_wait_recv(subreq, &ret);
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TALLOC_FREE(subreq);
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if (! status) {
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tevent_req_error(req, ret);
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return;
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}
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state->start_time = tevent_timeval_current();
|
||||
|
||||
if (ctdb_client_pnn(state->client) == state->num_nodes-1) {
|
||||
subreq = ctdb_fetch_lock_send(state, state->ev, state->client,
|
||||
state->ctdb_db, state->key,
|
||||
false);
|
||||
if (tevent_req_nomem(subreq, req)) {
|
||||
return;
|
||||
}
|
||||
tevent_req_set_callback(subreq, fetch_ring_update, 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, fetch_ring_finish, req);
|
||||
|
||||
}
|
||||
|
||||
static void fetch_ring_update(struct tevent_req *subreq)
|
||||
{
|
||||
struct tevent_req *req = tevent_req_callback_data(
|
||||
subreq, struct tevent_req);
|
||||
struct fetch_ring_state *state = tevent_req_data(
|
||||
req, struct fetch_ring_state);
|
||||
struct ctdb_record_handle *h;
|
||||
struct ctdb_req_message msg;
|
||||
TDB_DATA data;
|
||||
uint32_t pnn;
|
||||
int ret;
|
||||
|
||||
h = ctdb_fetch_lock_recv(subreq, NULL, state, &data, &ret);
|
||||
TALLOC_FREE(subreq);
|
||||
if (h == NULL) {
|
||||
tevent_req_error(req, ret);
|
||||
return;
|
||||
}
|
||||
|
||||
if (data.dsize > 1000) {
|
||||
TALLOC_FREE(data.dptr);
|
||||
data.dsize = 0;
|
||||
}
|
||||
|
||||
if (data.dsize == 0) {
|
||||
data.dptr = (uint8_t *)talloc_asprintf(state, "Test data\n");
|
||||
if (tevent_req_nomem(data.dptr, req)) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
data.dptr = (uint8_t *)talloc_asprintf_append(
|
||||
(char *)data.dptr,
|
||||
"msg_count=%d on node %d\n",
|
||||
state->msg_count,
|
||||
ctdb_client_pnn(state->client));
|
||||
if (tevent_req_nomem(data.dptr, req)) {
|
||||
return;
|
||||
}
|
||||
|
||||
data.dsize = strlen((const char *)data.dptr) + 1;
|
||||
|
||||
ret = ctdb_store_record(h, data);
|
||||
if (ret != 0) {
|
||||
tevent_req_error(req, ret);
|
||||
return;
|
||||
}
|
||||
|
||||
talloc_free(data.dptr);
|
||||
talloc_free(h);
|
||||
|
||||
msg.srvid = MSG_ID_FETCH;
|
||||
msg.data.data = tdb_null;
|
||||
|
||||
pnn = next_node(state->client, state->num_nodes);
|
||||
|
||||
subreq = ctdb_client_message_send(state, state->ev, state->client,
|
||||
pnn, &msg);
|
||||
if (tevent_req_nomem(subreq, req)) {
|
||||
return;
|
||||
}
|
||||
tevent_req_set_callback(subreq, fetch_ring_msg_sent, req);
|
||||
}
|
||||
|
||||
static void fetch_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 fetch_ring_finish(struct tevent_req *subreq)
|
||||
{
|
||||
struct tevent_req *req = tevent_req_callback_data(
|
||||
subreq, struct tevent_req);
|
||||
struct fetch_ring_state *state = tevent_req_data(
|
||||
req, struct fetch_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("Fetch: %.2f msgs/sec\n", state->msg_count / t);
|
||||
|
||||
subreq = ctdb_fetch_lock_send(state, state->ev, state->client,
|
||||
state->ctdb_db, state->key, false);
|
||||
if (tevent_req_nomem(subreq, req)) {
|
||||
return;
|
||||
}
|
||||
tevent_req_set_callback(subreq, fetch_ring_final_read, req);
|
||||
}
|
||||
|
||||
static void fetch_ring_final_read(struct tevent_req *subreq)
|
||||
{
|
||||
struct tevent_req *req = tevent_req_callback_data(
|
||||
subreq, struct tevent_req);
|
||||
struct fetch_ring_state *state = tevent_req_data(
|
||||
req, struct fetch_ring_state);
|
||||
struct ctdb_record_handle *h;
|
||||
TDB_DATA data;
|
||||
int err;
|
||||
|
||||
h = ctdb_fetch_lock_recv(subreq, NULL, state, &data, &err);
|
||||
TALLOC_FREE(subreq);
|
||||
if (h == NULL) {
|
||||
tevent_req_error(req, err);
|
||||
return;
|
||||
}
|
||||
|
||||
printf("DATA:\n%s\n", (char *)data.dptr);
|
||||
talloc_free(data.dptr);
|
||||
talloc_free(h);
|
||||
|
||||
tevent_req_done(req);
|
||||
}
|
||||
|
||||
static bool fetch_ring_recv(struct tevent_req *req, int *perr)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (tevent_req_is_unix_error(req, &err)) {
|
||||
if (perr != NULL) {
|
||||
*perr = err;
|
||||
}
|
||||
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 ctdb_db_context *ctdb_db;
|
||||
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, "Memory allocation error\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
ret = ctdb_attach(ev, client, tevent_timeval_zero(), TESTDB, 0,
|
||||
&ctdb_db);
|
||||
if (ret != 0) {
|
||||
fprintf(stderr, "Failed to attach to DB %s\n", TESTDB);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
req = fetch_ring_send(mem_ctx, ev, client, ctdb_db,
|
||||
opts->num_nodes, opts->timelimit);
|
||||
if (req == NULL) {
|
||||
fprintf(stderr, "Memory allocation error\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
tevent_req_poll(req, ev);
|
||||
|
||||
status = fetch_ring_recv(req, NULL);
|
||||
if (! status) {
|
||||
fprintf(stderr, "fetch ring test failed\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
talloc_free(mem_ctx);
|
||||
return 0;
|
||||
}
|
||||
@ -677,7 +677,6 @@ def build(bld):
|
||||
# Test binaries
|
||||
ctdb_tests = [
|
||||
'rb_test',
|
||||
'ctdb_fetch',
|
||||
'ctdb_fetch_one',
|
||||
'ctdb_fetch_readonly_once',
|
||||
'ctdb_fetch_readonly_loop',
|
||||
@ -710,7 +709,8 @@ def build(bld):
|
||||
|
||||
ctdb_tests = [
|
||||
'g_lock_loop',
|
||||
'message_ring'
|
||||
'message_ring',
|
||||
'fetch_ring'
|
||||
]
|
||||
|
||||
for target in ctdb_tests:
|
||||
|
||||
Loading…
Reference in New Issue
Block a user