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/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*======
This file is part of PerconaFT.
Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
PerconaFT is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2,
as published by the Free Software Foundation.
PerconaFT 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 PerconaFT. If not, see <http://www.gnu.org/licenses/>.
----------------------------------------
PerconaFT is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License, version 3,
as published by the Free Software Foundation.
PerconaFT 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
======= */
#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
#include "test.h"
bool pf_called;
bool fetch_called;
CACHEFILE f1;
static int
sleep_fetch (CACHEFILE f __attribute__((__unused__)),
PAIR UU(p),
int UU(fd),
CACHEKEY k __attribute__((__unused__)),
uint32_t fullhash __attribute__((__unused__)),
void **value __attribute__((__unused__)),
void **dd __attribute__((__unused__)),
PAIR_ATTR *sizep __attribute__((__unused__)),
int *dirtyp,
void *extraargs __attribute__((__unused__))
) {
sleep(2);
*dirtyp = 0;
*value = NULL;
*sizep = make_pair_attr(8);
fetch_called = true;
return 0;
}
static bool sleep_pf_req_callback(void* UU(ftnode_pv), void* UU(read_extraargs)) {
if (pf_called || fetch_called) return false;
return true;
return true;
}
static int sleep_pf_callback(void* UU(ftnode_pv), void* UU(disk_data), void* UU(read_extraargs), int UU(fd), PAIR_ATTR* sizep) {
sleep(2);
*sizep = make_pair_attr(8);
pf_called = true;
return 0;
}
static void *run_expensive_pf(void *arg) {
void* v1;
long s1;
CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
pf_called = false;
fetch_called = false;
int r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, sleep_fetch, sleep_pf_req_callback, sleep_pf_callback, false, NULL);
assert_zero(r);
assert(pf_called);
return arg;
}
static void *run_expensive_fetch(void *arg) {
void* v1;
long s1;
CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
pf_called = false;
fetch_called = false;
int r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, sleep_fetch, sleep_pf_req_callback, sleep_pf_callback, false, NULL);
assert_zero(r);
assert(fetch_called);
return arg;
}
static void
run_test (void) {
const int test_limit = 12;
int r;
void *ret;
CACHETABLE ct;
toku_cachetable_create(&ct, test_limit, ZERO_LSN, nullptr);
const char *fname1 = TOKU_TEST_FILENAME;
unlink(fname1);
r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);
void* v1;
long s1;
CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
toku_pthread_t fetch_tid;
fetch_called = false;
r = toku_pthread_create(&fetch_tid, NULL, run_expensive_fetch, NULL);
sleep(1);
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, sleep_fetch, def_pf_req_callback, def_pf_callback, false, NULL);
assert_zero(r);
assert(fetch_called);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert(r==0);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert(r==0);
r = toku_pthread_join(fetch_tid, &ret);
assert_zero(r);
// call with may_modify_node = false twice, make sure we can get it
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, sleep_fetch, def_pf_req_callback, def_pf_callback, false, NULL);
assert_zero(r);
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, sleep_fetch, def_pf_req_callback, def_pf_callback, false, NULL);
assert_zero(r);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert(r==0);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert(r==0);
toku_pthread_t pf_tid;
pf_called = false;
r = toku_pthread_create(&pf_tid, NULL, run_expensive_pf, NULL);
sleep(1);
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, sleep_fetch, def_pf_req_callback, def_pf_callback, false, NULL);
assert_zero(r);
assert(pf_called);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert(r==0);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert(r==0);
r = toku_pthread_join(pf_tid, &ret);
assert_zero(r);
toku_cachetable_verify(ct);
toku_cachefile_close(&f1, false, ZERO_LSN);
toku_cachetable_close(&ct);
}
int
test_main(int argc, const char *argv[]) {
default_parse_args(argc, argv);
run_test();
return 0;
}
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