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109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
#ident "$Id: cachetable-simple-verify.c 39504 2012-02-03 16:19:33Z zardosht $"
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#ident "Copyright (c) 2007-2011 Tokutek Inc. All rights reserved."
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#include "includes.h"
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#include "test.h"
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static void
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clone_callback(void* UU(value_data), void** cloned_value_data, PAIR_ATTR* new_attr, BOOL UU(for_checkpoint), void* UU(write_extraargs))
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{
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*cloned_value_data = (void *)1;
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new_attr->is_valid = FALSE;
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}
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BOOL clone_flush_started;
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BOOL clone_flush_completed;
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CACHETABLE ct;
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static void
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flush (
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CACHEFILE f __attribute__((__unused__)),
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int UU(fd),
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CACHEKEY k __attribute__((__unused__)),
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void *v __attribute__((__unused__)),
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void** UU(dd),
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void *e __attribute__((__unused__)),
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PAIR_ATTR s __attribute__((__unused__)),
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PAIR_ATTR* new_size __attribute__((__unused__)),
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BOOL w __attribute__((__unused__)),
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BOOL keep __attribute__((__unused__)),
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BOOL c __attribute__((__unused__)),
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BOOL is_clone
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)
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{
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if (is_clone) {
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clone_flush_started = TRUE;
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usleep(4*1024*1024);
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clone_flush_completed = TRUE;
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}
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}
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static void *run_end_checkpoint(void *arg) {
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int r = toku_cachetable_end_checkpoint(
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ct,
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NULL,
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fake_ydb_lock,
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fake_ydb_unlock,
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NULL,
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NULL
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);
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assert_zero(r);
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return arg;
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}
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//
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// this test verifies that a PAIR that undergoes a checkpoint on the checkpoint thread is still pinnable while being written out
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//
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static void
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cachetable_test (void) {
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const int test_limit = 200;
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int r;
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ct = NULL;
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r = toku_create_cachetable(&ct, test_limit, ZERO_LSN, NULL_LOGGER); assert(r == 0);
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char fname1[] = __SRCFILE__ "test1.dat";
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unlink(fname1);
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CACHEFILE f1;
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r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);
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void* v1;
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long s1;
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CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
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wc.flush_callback = flush;
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wc.clone_callback = clone_callback;
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r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, def_fetch, def_pf_req_callback, def_pf_callback, TRUE, NULL);
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assert_zero(r);
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r = toku_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_DIRTY, make_pair_attr(8));
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assert_zero(r);
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r = toku_cachetable_begin_checkpoint(ct, NULL);
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clone_flush_started = FALSE;
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clone_flush_completed = FALSE;
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toku_pthread_t checkpoint_tid;
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r = toku_pthread_create(&checkpoint_tid, NULL, run_end_checkpoint, NULL);
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assert_zero(r);
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usleep(1*1024*1024);
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r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, &s1, wc, def_fetch, def_pf_req_callback, def_pf_callback, TRUE, NULL);
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assert_zero(r);
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assert(clone_flush_started && !clone_flush_completed);
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r = toku_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
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assert_zero(r);
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void *ret;
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r = toku_pthread_join(checkpoint_tid, &ret);
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assert_zero(r);
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assert(clone_flush_started && clone_flush_completed);
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toku_cachetable_verify(ct);
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r = toku_cachefile_close(&f1, 0, FALSE, ZERO_LSN); assert(r == 0);
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r = toku_cachetable_close(&ct); lazy_assert_zero(r);
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}
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int
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test_main(int argc, const char *argv[]) {
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default_parse_args(argc, argv);
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cachetable_test();
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return 0;
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}
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