diff options
Diffstat (limited to 'ctdb/tests/src/fetch_loop_key.c')
| -rw-r--r-- | ctdb/tests/src/fetch_loop_key.c | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/ctdb/tests/src/fetch_loop_key.c b/ctdb/tests/src/fetch_loop_key.c new file mode 100644 index 0000000..3f41ca7 --- /dev/null +++ b/ctdb/tests/src/fetch_loop_key.c @@ -0,0 +1,217 @@ +/* + simple ctdb benchmark + + 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/debug.h" +#include "lib/util/tevent_unix.h" + +#include "client/client.h" +#include "tests/src/test_options.h" +#include "tests/src/cluster_wait.h" + +struct fetch_loop_state { + struct tevent_context *ev; + struct ctdb_client_context *client; + struct ctdb_db_context *ctdb_db; + int timelimit; + TDB_DATA key; + int locks_count; +}; + +static void fetch_loop_next(struct tevent_req *subreq); + +static struct tevent_req *fetch_loop_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct ctdb_client_context *client, + struct ctdb_db_context *ctdb_db, + const char *keystr, + int timelimit) +{ + struct tevent_req *req, *subreq; + struct fetch_loop_state *state; + + req = tevent_req_create(mem_ctx, &state, struct fetch_loop_state); + if (req == NULL) { + return NULL; + } + + state->ev = ev; + state->client = client; + state->ctdb_db = ctdb_db; + state->timelimit = timelimit; + state->key.dptr = discard_const(keystr); + state->key.dsize = strlen(keystr); + + subreq = ctdb_fetch_lock_send(state, ev, client, ctdb_db, + state->key, false); + if (tevent_req_nomem(subreq, req)) { + return tevent_req_post(req, ev); + } + tevent_req_set_callback(subreq, fetch_loop_next, req); + + return req; +} + +static void fetch_loop_next(struct tevent_req *subreq) +{ + struct tevent_req *req = tevent_req_callback_data( + subreq, struct tevent_req); + struct fetch_loop_state *state = tevent_req_data( + req, struct fetch_loop_state); + struct ctdb_record_handle *h; + TDB_DATA data; + 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 == sizeof(uint32_t)) { + state->locks_count = *(uint32_t *)data.dptr; + } + TALLOC_FREE(data.dptr); + + state->locks_count += 1; + data.dsize = sizeof(uint32_t); + data.dptr = (uint8_t *)&state->locks_count; + + ret = ctdb_store_record(h, data); + if (ret != 0) { + talloc_free(h); + tevent_req_error(req, ret); + return; + } + + talloc_free(h); + + 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_loop_next, req); +} + +static bool fetch_loop_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; +} + +static struct tevent_req *global_req; + +static void alarm_handler(int sig) +{ + struct fetch_loop_state *state = tevent_req_data( + global_req, struct fetch_loop_state); + static int time_passed = 0; + + time_passed += 1; + + printf("Locks:%d\n", state->locks_count); + fflush(stdout); + + if (time_passed >= state->timelimit) { + tevent_req_done(global_req); + } + + alarm(1); +} + +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; + int ret; + bool status; + + setup_logging("fetch_loop_key", DEBUG_STDERR); + + status = process_options_database(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(), opts->dbname, 0, + &ctdb_db); + if (ret != 0) { + fprintf(stderr, "Failed to attach to DB %s\n", opts->dbname); + exit(1); + } + + global_req = fetch_loop_send(mem_ctx, ev, client, ctdb_db, + opts->keystr, opts->timelimit); + if (global_req == NULL) { + fprintf(stderr, "Memory allocation error\n"); + exit(1); + } + + signal(SIGALRM, alarm_handler); + alarm(1); + + tevent_req_poll(global_req, ev); + + status = fetch_loop_recv(global_req, &ret); + if (! status) { + fprintf(stderr, "fetch loop test failed\n"); + exit(1); + } + + talloc_free(mem_ctx); + return 0; +} |