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255 lines
8.3 KiB
C
255 lines
8.3 KiB
C
/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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// vim: expandtab:ts=8:sw=4:softtabstop=4:
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#ident "$Id$"
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#ident "Copyright (c) 2010 Tokutek Inc. All rights reserved."
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#ident "The technology is licensed by the Massachusetts Institute of Technology, Rutgers State University of New Jersey, and the Research Foundation of State University of New York at Stony Brook under United States of America Serial No. 11/760379 and to the patents and/or patent applications resulting from it."
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// test the loader write dbfile function
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#define DONT_DEPRECATE_WRITES
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#define DONT_DEPRECATE_MALLOC
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#include "includes.h"
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#include "test.h"
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#include "ftloader-internal.h"
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#include "ftloader-error-injector.h"
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#if defined(__cplusplus)
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extern "C" {
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#if 0
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}
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#endif
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#endif
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static int qsort_compare_ints (const void *a, const void *b) {
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int avalue = *(int*)a;
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int bvalue = *(int*)b;
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if (avalue<bvalue) return -1;
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if (avalue>bvalue) return +1;
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return 0;
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}
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static int compare_ints (DB *UU(desc), const DBT *akey, const DBT *bkey) {
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assert(akey->size==sizeof(int));
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assert(bkey->size==sizeof(int));
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return qsort_compare_ints(akey->data, bkey->data);
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}
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static void err_cb(DB *db UU(), int dbn UU(), int err UU(), DBT *key UU(), DBT *val UU(), void *extra UU()) {
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fprintf(stderr, "error in test");
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abort();
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}
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static int write_dbfile (char *tf_template, int n, char *output_name, BOOL expect_error, int testno) {
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if (verbose) printf("test start %d %d testno=%d\n", n, expect_error, testno);
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int result = 0;
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DB *dest_db = NULL;
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struct ft_loader_s bl;
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ZERO_STRUCT(bl);
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bl.temp_file_template = tf_template;
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bl.reserved_memory = 512*1024*1024;
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int r = ft_loader_init_file_infos(&bl.file_infos); CKERR(r);
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ft_loader_lock_init(&bl);
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ft_loader_set_fractal_workers_count_from_c(&bl);
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struct merge_fileset fs;
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init_merge_fileset(&fs);
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// put rows in the row set
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struct rowset aset;
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uint64_t size_est = 0;
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init_rowset(&aset, toku_ft_loader_get_rowset_budget_for_testing());
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for (int i=0; i<n; i++) {
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DBT key;
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toku_fill_dbt(&key, &i, sizeof i);
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DBT val;
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toku_fill_dbt(&val, &i, sizeof i);
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add_row(&aset, &key, &val);
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size_est += ft_loader_leafentry_size(key.size, val.size, TXNID_NONE);
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}
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toku_ft_loader_set_n_rows(&bl, n);
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ft_loader_init_error_callback(&bl.error_callback);
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ft_loader_set_error_function(&bl.error_callback, err_cb, NULL);
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ft_loader_init_poll_callback(&bl.poll_callback);
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r = ft_loader_sort_and_write_rows(&aset, &fs, &bl, 0, dest_db, compare_ints); CKERR(r);
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ft_loader_fi_close_all(&bl.file_infos);
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QUEUE q;
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r = queue_create(&q, 0xFFFFFFFF); // infinite queue.
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assert(r==0);
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r = merge_files(&fs, &bl, 0, dest_db, compare_ints, 0, q); CKERR(r);
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assert(fs.n_temp_files==0);
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QUEUE q2;
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r = queue_create(&q2, 0xFFFFFFFF); // infinite queue.
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assert(r==0);
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size_t num_found = 0;
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size_t found_size_est = 0;
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while (1) {
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void *v;
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r = queue_deq(q, &v, NULL, NULL);
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if (r==EOF) break;
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struct rowset *rs = (struct rowset *)v;
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if (verbose) printf("v=%p\n", v);
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for (size_t i=0; i<rs->n_rows; i++) {
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struct row *row = &rs->rows[i];
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assert(row->klen==sizeof(int));
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assert(row->vlen==sizeof(int));
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assert((int)(num_found+i)==*(int*)(rs->data+row->off));
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found_size_est += ft_loader_leafentry_size(row->klen, row->vlen, TXNID_NONE);
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}
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num_found += rs->n_rows;
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r = queue_enq(q2, v, 0, NULL);
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assert(r==0);
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}
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assert((int)num_found == n);
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if (!expect_error) assert(found_size_est == size_est);
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r = queue_eof(q2);
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assert(r==0);
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r = queue_destroy(q);
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assert(r==0);
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DESCRIPTOR_S desc;
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toku_fill_dbt(&desc.dbt, "abcd", 4);
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int fd = open(output_name, O_RDWR | O_CREAT | O_BINARY, S_IRWXU|S_IRWXG|S_IRWXO);
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assert(fd>=0);
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toku_set_func_malloc_only(my_malloc);
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toku_set_func_realloc_only(my_realloc);
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ft_loader_set_os_fwrite(bad_fwrite);
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toku_set_func_write(bad_write);
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toku_set_func_pwrite(bad_pwrite);
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ft_loader_set_error_function(&bl.error_callback, NULL, NULL);
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ft_loader_set_poll_function(&bl.poll_callback, loader_poll_callback, NULL);
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result = toku_loader_write_brt_from_q_in_C(&bl, &desc, fd, 1000, q2, size_est, 0, 0, 0, TOKU_DEFAULT_COMPRESSION_METHOD);
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toku_set_func_malloc_only(NULL);
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toku_set_func_realloc_only(NULL);
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ft_loader_set_os_fwrite(NULL);
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toku_set_func_write(NULL);
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toku_set_func_pwrite(NULL);
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ft_loader_destroy_error_callback(&bl.error_callback);
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ft_loader_destroy_poll_callback(&bl.poll_callback);
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ft_loader_lock_destroy(&bl);
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r = queue_destroy(q2);
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assert(r==0);
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destroy_merge_fileset(&fs);
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ft_loader_fi_destroy(&bl.file_infos, expect_error);
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return result;
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}
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static int usage(const char *progname, int n) {
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fprintf(stderr, "Usage: %s [options] directory\n", progname);
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fprintf(stderr, "[-v] turn on verbose\n");
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fprintf(stderr, "[-q] turn off verbose\n");
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fprintf(stderr, "[-r %d] set the number of rows\n", n);
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fprintf(stderr, "[-s] set the small loader size factor\n");
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fprintf(stderr, "[-m] inject big malloc and realloc errors\n");
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fprintf(stderr, "[--malloc_limit %u] set the threshold for failing malloc and realloc\n", (unsigned) my_big_malloc_limit);
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fprintf(stderr, "[--realloc_errors] inject realloc errors\n");
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fprintf(stderr, "[-w] inject write errors\n");
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fprintf(stderr, "[-u] inject user errors\n");
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return 1;
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}
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int test_main (int argc, const char *argv[]) {
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const char *progname=argv[0];
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int n = 1;
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argc--; argv++;
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while (argc>0) {
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if (strcmp(argv[0],"-h")==0) {
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return usage(progname, n);
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} else if (strcmp(argv[0],"-v")==0) {
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verbose=1;
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} else if (strcmp(argv[0],"-q")==0) {
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verbose=0;
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} else if (strcmp(argv[0],"-r") == 0) {
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argc--; argv++;
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n = atoi(argv[0]);
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} else if (strcmp(argv[0],"-s") == 0) {
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toku_ft_loader_set_size_factor(1);
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} else if (strcmp(argv[0],"-w") == 0) {
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do_write_errors = 1;
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} else if (strcmp(argv[0],"-m") == 0) {
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do_malloc_errors = 1;
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do_realloc_errors = 1;
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} else if (strcmp(argv[0],"-u") == 0) {
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do_user_errors = 1;
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} else if (strcmp(argv[0],"--realloc_errors") == 0) {
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do_realloc_errors = 1;
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} else if (strcmp(argv[0],"--malloc_limit") == 0 && argc > 1) {
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argc--; argv++;
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my_big_malloc_limit = atoi(argv[0]);
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} else if (argc!=1) {
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return usage(progname, n);
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}
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else {
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break;
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}
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argc--; argv++;
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}
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assert(argc==1); // argv[1] is the directory in which to do the test.
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const char* directory = argv[0];
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char unlink_all[strlen(directory)+20];
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snprintf(unlink_all, strlen(directory)+20, "rm -rf %s", directory);
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int templen = strlen(directory)+15;
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char tf_template[templen];
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int tlen = snprintf(tf_template, templen, "%s/tempXXXXXX", directory);
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assert (tlen>0 && tlen<templen);
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char output_name[templen];
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int olen = snprintf(output_name, templen, "%s/test.tokudb", directory);
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assert (olen>0 && olen<templen);
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// callibrate
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int r;
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r = system(unlink_all); CKERR(r);
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r = toku_os_mkdir(directory, 0755); CKERR(r);
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r = write_dbfile(tf_template, n, output_name, FALSE, 0); CKERR(r);
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if (verbose) printf("my_malloc_count=%d big_count=%d\n", my_malloc_count, my_big_malloc_count);
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if (verbose) printf("my_realloc_count=%d big_count=%d\n", my_realloc_count, my_big_realloc_count);
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int event_limit = event_count;
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if (verbose) printf("event_limit=%d\n", event_limit);
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// we computed an upper bound on the number of events. since the loader continues to malloc after a
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// malloc failure, the actual number of events that can induce a failed load is less than the upper
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// bound.
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for (int i = 1; i <= event_limit; i++) {
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reset_event_counts();
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reset_my_malloc_counts();
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event_count_trigger = i;
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r = system(unlink_all); CKERR(r);
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r = toku_os_mkdir(directory, 0755); CKERR(r);
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r = write_dbfile(tf_template, n, output_name, TRUE, i);
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if (verbose) printf("event_count=%d\n", event_count);
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if (r == 0)
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break;
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}
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r = system(unlink_all); CKERR(r);
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return 0;
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}
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#if defined(__cplusplus)
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}
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#endif
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