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author | Sergei Golubchik <serg@mariadb.org> | 2015-10-26 12:48:26 +0100 |
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committer | Sergei Golubchik <serg@mariadb.org> | 2015-10-26 12:57:57 +0100 |
commit | 2c8c65297865d9f8da501761f46e2a34e29af603 (patch) | |
tree | 3fdf4a00f8537bb3564827884f923ac56966e778 /storage/tokudb/PerconaFT/ft/tests/ftloader-test-writer-errors.cc | |
download | mariadb-git-2c8c65297865d9f8da501761f46e2a34e29af603.tar.gz |
5.6.26-74.0
Diffstat (limited to 'storage/tokudb/PerconaFT/ft/tests/ftloader-test-writer-errors.cc')
-rw-r--r-- | storage/tokudb/PerconaFT/ft/tests/ftloader-test-writer-errors.cc | 277 |
1 files changed, 277 insertions, 0 deletions
diff --git a/storage/tokudb/PerconaFT/ft/tests/ftloader-test-writer-errors.cc b/storage/tokudb/PerconaFT/ft/tests/ftloader-test-writer-errors.cc new file mode 100644 index 00000000000..0784ca87a26 --- /dev/null +++ b/storage/tokudb/PerconaFT/ft/tests/ftloader-test-writer-errors.cc @@ -0,0 +1,277 @@ +/* -*- 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." + +// test the loader write dbfile function + +#define DONT_DEPRECATE_WRITES +#define DONT_DEPRECATE_MALLOC + +#include "test.h" +#include "loader/loader-internal.h" +#include "ftloader-error-injector.h" +#include <portability/toku_path.h> + + +static int qsort_compare_ints (const void *a, const void *b) { + int avalue = *(int*)a; + int bvalue = *(int*)b; + if (avalue<bvalue) return -1; + if (avalue>bvalue) return +1; + return 0; + +} + +static int compare_ints (DB *UU(desc), const DBT *akey, const DBT *bkey) { + assert(akey->size==sizeof(int)); + assert(bkey->size==sizeof(int)); + return qsort_compare_ints(akey->data, bkey->data); +} + +static void err_cb(DB *db UU(), int dbn UU(), int err UU(), DBT *key UU(), DBT *val UU(), void *extra UU()) { + fprintf(stderr, "error in test"); + abort(); +} + +static int write_dbfile (char *tf_template, int n, char *output_name, bool expect_error, int testno) { + if (verbose) printf("test start %d %d testno=%d\n", n, expect_error, testno); + + int result = 0; + DB *dest_db = NULL; + struct ft_loader_s bl; + ZERO_STRUCT(bl); + bl.temp_file_template = tf_template; + bl.reserved_memory = 512*1024*1024; + int r = ft_loader_init_file_infos(&bl.file_infos); CKERR(r); + ft_loader_lock_init(&bl); + ft_loader_set_fractal_workers_count_from_c(&bl); + + struct merge_fileset fs; + init_merge_fileset(&fs); + + // put rows in the row set + struct rowset aset; + uint64_t size_est = 0; + init_rowset(&aset, toku_ft_loader_get_rowset_budget_for_testing()); + for (int i=0; i<n; i++) { + DBT key; + toku_fill_dbt(&key, &i, sizeof i); + DBT val; + toku_fill_dbt(&val, &i, sizeof i); + add_row(&aset, &key, &val); + size_est += ft_loader_leafentry_size(key.size, val.size, TXNID_NONE); + } + + toku_ft_loader_set_n_rows(&bl, n); + + ft_loader_init_error_callback(&bl.error_callback); + ft_loader_set_error_function(&bl.error_callback, err_cb, NULL); + ft_loader_init_poll_callback(&bl.poll_callback); + r = ft_loader_sort_and_write_rows(&aset, &fs, &bl, 0, dest_db, compare_ints); CKERR(r); + + ft_loader_fi_close_all(&bl.file_infos); + + QUEUE q; + r = toku_queue_create(&q, 0xFFFFFFFF); // infinite queue. + assert(r==0); + r = merge_files(&fs, &bl, 0, dest_db, compare_ints, 0, q); CKERR(r); + assert(fs.n_temp_files==0); + + QUEUE q2; + r = toku_queue_create(&q2, 0xFFFFFFFF); // infinite queue. + assert(r==0); + + size_t num_found = 0; + size_t found_size_est = 0; + while (1) { + void *v; + r = toku_queue_deq(q, &v, NULL, NULL); + if (r==EOF) break; + struct rowset *rs = (struct rowset *)v; + if (verbose) printf("v=%p\n", v); + + for (size_t i=0; i<rs->n_rows; i++) { + struct row *row = &rs->rows[i]; + assert(row->klen==sizeof(int)); + assert(row->vlen==sizeof(int)); + assert((int)(num_found+i)==*(int*)(rs->data+row->off)); + found_size_est += ft_loader_leafentry_size(row->klen, row->vlen, TXNID_NONE); + } + + num_found += rs->n_rows; + + r = toku_queue_enq(q2, v, 0, NULL); + assert(r==0); + } + assert((int)num_found == n); + if (!expect_error) assert(found_size_est == size_est); + + r = toku_queue_eof(q2); + assert(r==0); + + r = toku_queue_destroy(q); + assert(r==0); + + DESCRIPTOR_S desc; + toku_fill_dbt(&desc.dbt, "abcd", 4); + + int fd = open(output_name, O_RDWR | O_CREAT | O_BINARY, S_IRWXU|S_IRWXG|S_IRWXO); + assert(fd>=0); + + toku_set_func_malloc_only(my_malloc); + toku_set_func_realloc_only(my_realloc); + ft_loader_set_os_fwrite(bad_fwrite); + toku_set_func_write(bad_write); + toku_set_func_pwrite(bad_pwrite); + ft_loader_set_error_function(&bl.error_callback, NULL, NULL); + ft_loader_set_poll_function(&bl.poll_callback, loader_poll_callback, NULL); + + result = toku_loader_write_ft_from_q_in_C(&bl, &desc, fd, 1000, q2, size_est, 0, 0, 0, TOKU_DEFAULT_COMPRESSION_METHOD, 16); + + toku_set_func_malloc_only(NULL); + toku_set_func_realloc_only(NULL); + ft_loader_set_os_fwrite(NULL); + toku_set_func_write(NULL); + toku_set_func_pwrite(NULL); + + ft_loader_destroy_error_callback(&bl.error_callback); + ft_loader_destroy_poll_callback(&bl.poll_callback); + ft_loader_lock_destroy(&bl); + + r = toku_queue_destroy(q2); + assert(r==0); + + destroy_merge_fileset(&fs); + ft_loader_fi_destroy(&bl.file_infos, expect_error); + + return result; +} + +static int usage(const char *progname, int n) { + fprintf(stderr, "Usage: %s [options] directory\n", progname); + fprintf(stderr, "[-v] turn on verbose\n"); + fprintf(stderr, "[-q] turn off verbose\n"); + fprintf(stderr, "[-r %d] set the number of rows\n", n); + fprintf(stderr, "[-s] set the small loader size factor\n"); + fprintf(stderr, "[-m] inject big malloc and realloc errors\n"); + fprintf(stderr, "[--malloc_limit %u] set the threshold for failing malloc and realloc\n", (unsigned) my_big_malloc_limit); + fprintf(stderr, "[--realloc_errors] inject realloc errors\n"); + fprintf(stderr, "[-w] inject write errors\n"); + fprintf(stderr, "[-u] inject user errors\n"); + return 1; +} + +int test_main (int argc, const char *argv[]) { + const char *progname=argv[0]; + int n = 1; + argc--; argv++; + while (argc>0) { + if (strcmp(argv[0],"-h")==0) { + return usage(progname, n); + } else if (strcmp(argv[0],"-v")==0) { + verbose=1; + } else if (strcmp(argv[0],"-q")==0) { + verbose=0; + } else if (strcmp(argv[0],"-r") == 0) { + argc--; argv++; + n = atoi(argv[0]); + } else if (strcmp(argv[0],"-s") == 0) { + toku_ft_loader_set_size_factor(1); + } else if (strcmp(argv[0],"-w") == 0) { + do_write_errors = 1; + } else if (strcmp(argv[0],"-m") == 0) { + do_malloc_errors = 1; + do_realloc_errors = 1; + } else if (strcmp(argv[0],"-u") == 0) { + do_user_errors = 1; + } else if (strcmp(argv[0],"--realloc_errors") == 0) { + do_realloc_errors = 1; + } else if (strcmp(argv[0],"--malloc_limit") == 0 && argc > 1) { + argc--; argv++; + my_big_malloc_limit = atoi(argv[0]); + } else if (argc!=1) { + return usage(progname, n); + } + else { + break; + } + argc--; argv++; + } + const char* directory = TOKU_TEST_FILENAME; + char unlink_all[strlen(directory)+20]; + snprintf(unlink_all, strlen(directory)+20, "rm -rf %s", directory); + + int templen = strlen(directory)+15; + char tf_template[templen]; + int tlen = snprintf(tf_template, templen, "%s/tempXXXXXX", directory); + assert (tlen>0 && tlen<templen); + + char output_name[templen]; + int olen = snprintf(output_name, templen, "%s/test.tokudb", directory); + assert (olen>0 && olen<templen); + + // callibrate + int r; + r = system(unlink_all); CKERR(r); + r = toku_os_mkdir(directory, 0755); CKERR(r); + r = write_dbfile(tf_template, n, output_name, false, 0); CKERR(r); + + if (verbose) printf("my_malloc_count=%d big_count=%d\n", my_malloc_count, my_big_malloc_count); + if (verbose) printf("my_realloc_count=%d big_count=%d\n", my_realloc_count, my_big_realloc_count); + + int event_limit = event_count; + if (verbose) printf("event_limit=%d\n", event_limit); + + // we computed an upper bound on the number of events. since the loader continues to malloc after a + // malloc failure, the actual number of events that can induce a failed load is less than the upper + // bound. + for (int i = 1; i <= event_limit; i++) { + reset_event_counts(); + reset_my_malloc_counts(); + event_count_trigger = i; + r = system(unlink_all); CKERR(r); + r = toku_os_mkdir(directory, 0755); CKERR(r); + r = write_dbfile(tf_template, n, output_name, true, i); + if (verbose) printf("event_count=%d\n", event_count); + if (r == 0) + break; + } + + r = system(unlink_all); CKERR(r); + + return 0; +} |