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Diffstat (limited to 'storage/tokudb/PerconaFT/ft/tests/cachetable-simple-read-pin-nonblocking.cc')
| -rw-r--r-- | storage/tokudb/PerconaFT/ft/tests/cachetable-simple-read-pin-nonblocking.cc | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-read-pin-nonblocking.cc b/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-read-pin-nonblocking.cc new file mode 100644 index 00000000..fdca6ef2 --- /dev/null +++ b/storage/tokudb/PerconaFT/ft/tests/cachetable-simple-read-pin-nonblocking.cc @@ -0,0 +1,174 @@ +/* -*- 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)) { + 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; + CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL); + int r = toku_cachetable_get_and_pin_nonblocking(f1, make_blocknum(1), 1, &v1, wc, sleep_fetch, sleep_pf_req_callback, sleep_pf_callback, PL_READ, NULL, NULL); + assert(r == TOKUDB_TRY_AGAIN); + assert(pf_called); + return arg; +} + +static void *run_expensive_fetch(void *arg) { + void* v1; + CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL); + int r = toku_cachetable_get_and_pin_nonblocking(f1, make_blocknum(1), 1, &v1, wc, sleep_fetch, sleep_pf_req_callback, sleep_pf_callback, PL_READ, NULL, NULL); + assert(fetch_called); + assert(r == TOKUDB_TRY_AGAIN); + return arg; +} + + +static void +run_test (void) { + const int test_limit = 20; + 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; + CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL); + + toku_pthread_t fetch_tid; + fetch_called = false; + r = toku_pthread_create( + toku_uninstrumented, &fetch_tid, nullptr, run_expensive_fetch, nullptr); + sleep(1); + r = toku_cachetable_get_and_pin(f1, + make_blocknum(1), + 1, + &v1, + 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_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_nonblocking(f1, make_blocknum(1), 1, &v1, wc, sleep_fetch, def_pf_req_callback, def_pf_callback, PL_READ, NULL, NULL); + assert_zero(r); + r = toku_cachetable_get_and_pin_nonblocking(f1, make_blocknum(1), 1, &v1, wc, sleep_fetch, def_pf_req_callback, def_pf_callback, PL_READ, NULL, 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( + toku_uninstrumented, &pf_tid, nullptr, run_expensive_pf, nullptr); + sleep(1); + r = toku_cachetable_get_and_pin(f1, + make_blocknum(1), + 1, + &v1, + 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_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; +} |