+++ /dev/null
-/*
- Unix SMB/CIFS implementation.
- randomised byte range lock tester
- Copyright (C) Andrew Tridgell 1999
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "includes.h"
-#include "libsmb/libsmb.h"
-#include "system/filesys.h"
-#include "locking/proto.h"
-#include "libsmb/nmblib.h"
-#include "../libcli/smb/smbXcli_base.h"
-
-static fstring password[2];
-static fstring username[2];
-static int got_user;
-static int got_pass;
-static bool use_kerberos;
-static int numops = 1000;
-static bool showall;
-static bool analyze;
-static bool hide_unlock_fails;
-static bool use_oplocks;
-static unsigned lock_range = 100;
-static unsigned lock_base = 0;
-static unsigned min_length = 0;
-static bool exact_error_codes;
-static bool zero_zero;
-
-extern char *optarg;
-extern int optind;
-
-#define FILENAME "\\locktest.dat"
-
-#define READ_PCT 50
-#define LOCK_PCT 45
-#define UNLOCK_PCT 70
-#define RANGE_MULTIPLE 1
-#define NSERVERS 2
-#define NCONNECTIONS 2
-#define NFILES 2
-#define LOCK_TIMEOUT 0
-
-#define NASTY_POSIX_LOCK_HACK 0
-
-enum lock_op {OP_LOCK, OP_UNLOCK, OP_REOPEN};
-
-static const char *lock_op_type(int op)
-{
- if (op == WRITE_LOCK) return "write";
- else if (op == READ_LOCK) return "read";
- else return "other";
-}
-
-static const char *lock_op_name(enum lock_op op)
-{
- if (op == OP_LOCK) return "lock";
- else if (op == OP_UNLOCK) return "unlock";
- else return "reopen";
-}
-
-struct record {
- enum lock_op lock_op;
- enum brl_type lock_type;
- char conn, f;
- uint64_t start, len;
- char needed;
-};
-
-#define PRESETS 0
-
-#if PRESETS
-static struct record preset[] = {
-{OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 3, 0, 1},
-{OP_UNLOCK, 0 , 0, 0, 2, 0, 1},
-{OP_REOPEN, 0, 0, 0, 0, 0, 1},
-
-{OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
-{OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
-{OP_REOPEN, 0, 0, 0, 0, 0, 1},
-
-{OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 3, 1, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
-{OP_REOPEN, 0, 0, 0, 0, 0, 1},
-
-{OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 1, 1, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
-{OP_REOPEN, 0, 0, 0, 0, 0, 1},
-
-{OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
-{OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
-{OP_REOPEN, 0, 0, 0, 0, 0, 1},
-
-{OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
-{OP_LOCK, READ_LOCK, 0, 0, 3, 1, 1},
-{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
-{OP_REOPEN, 0, 0, 0, 0, 0, 1},
-
-};
-#endif
-
-static struct record *recorded;
-
-static void print_brl(struct file_id id,
- struct server_id pid,
- enum brl_type lock_type,
- enum brl_flavour lock_flav,
- br_off start,
- br_off size,
- void *private_data)
-{
-#if NASTY_POSIX_LOCK_HACK
- {
- static SMB_INO_T lastino;
-
- if (lastino != ino) {
- char *cmd;
- if (asprintf(&cmd,
- "egrep POSIX.*%u /proc/locks", (int)ino) > 0) {
- system(cmd);
- SAFE_FREE(cmd);
- }
- }
- lastino = ino;
- }
-#endif
-
- printf("%s %s %s %.0f:%.0f(%.0f)\n",
- procid_str_static(&pid), file_id_string_tos(&id),
- lock_type==READ_LOCK?"R":"W",
- (double)start, (double)start+size-1,(double)size);
-
-}
-
-
-static void show_locks(void)
-{
- brl_forall(print_brl, NULL);
- /* system("cat /proc/locks"); */
-}
-
-
-/*****************************************************
-return a connection to a server
-*******************************************************/
-static struct cli_state *connect_one(char *share, int snum)
-{
- struct cli_state *c;
- char *server_n;
- fstring server;
- fstring myname;
- static int count;
- NTSTATUS status;
- int flags = 0;
-
- fstrcpy(server,share+2);
- share = strchr_m(server,'\\');
- if (!share) return NULL;
- *share = 0;
- share++;
-
- server_n = server;
-
- slprintf(myname,sizeof(myname), "lock-%lu-%u", (unsigned long)getpid(), count++);
-
- /* have to open a new connection */
-
- if (use_kerberos) {
- flags |= CLI_FULL_CONNECTION_USE_KERBEROS;
- }
- if (use_oplocks) {
- flags |= CLI_FULL_CONNECTION_OPLOCKS;
- }
-
- status = cli_connect_nb(server_n, NULL, 0, 0x20, myname,
- SMB_SIGNING_DEFAULT, flags, &c);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0, ("Connection to %s failed. Error %s\n", server_n,
- nt_errstr(status)));
- return NULL;
- }
-
- status = smbXcli_negprot(c->conn, c->timeout, PROTOCOL_CORE,
- PROTOCOL_NT1);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0, ("protocol negotiation failed: %s\n",
- nt_errstr(status)));
- cli_shutdown(c);
- return NULL;
- }
-
- if (!got_pass) {
- char *pass = getpass("Password: ");
- if (pass) {
- fstrcpy(password[0], pass);
- fstrcpy(password[1], pass);
- }
- }
-
- if (got_pass == 1) {
- strlcpy(password[1], password[0],sizeof(password[1]));
- strlcpy(username[1], username[0],sizeof(username[1]));
- }
-
- status = cli_session_setup(c, username[snum],
- password[snum], strlen(password[snum]),
- password[snum], strlen(password[snum]),
- lp_workgroup());
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("session setup failed: %s\n", nt_errstr(status)));
- return NULL;
- }
-
- /*
- * These next two lines are needed to emulate
- * old client behaviour for people who have
- * scripts based on client output.
- * QUESTION ? Do we want to have a 'client compatibility
- * mode to turn these on/off ? JRA.
- */
-
- if (*c->server_domain || *c->server_os || *c->server_type)
- DEBUG(1,("Domain=[%s] OS=[%s] Server=[%s]\n",
- c->server_domain,c->server_os,c->server_type));
-
- DEBUG(4,(" session setup ok\n"));
-
- status = cli_tree_connect(c, share, "?????", password[snum],
- strlen(password[snum])+1);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("tree connect failed: %s\n", nt_errstr(status)));
- cli_shutdown(c);
- return NULL;
- }
-
- DEBUG(4,(" tconx ok\n"));
-
- return c;
-}
-
-
-static void reconnect(struct cli_state *cli[NSERVERS][NCONNECTIONS], uint16_t fnum[NSERVERS][NCONNECTIONS][NFILES],
- char *share[NSERVERS])
-{
- int server, conn, f;
-
- for (server=0;server<NSERVERS;server++)
- for (conn=0;conn<NCONNECTIONS;conn++) {
- if (cli[server][conn]) {
- for (f=0;f<NFILES;f++) {
- if (fnum[server][conn][f] != (uint16_t)-1) {
- cli_close(cli[server][conn], fnum[server][conn][f]);
- fnum[server][conn][f] = (uint16_t)-1;
- }
- }
- cli_ulogoff(cli[server][conn]);
- cli_shutdown(cli[server][conn]);
- }
- cli[server][conn] = connect_one(share[server], server);
- if (!cli[server][conn]) {
- DEBUG(0,("Failed to connect to %s\n", share[server]));
- exit(1);
- }
- }
-}
-
-
-
-static bool test_one(struct cli_state *cli[NSERVERS][NCONNECTIONS],
- uint16_t fnum[NSERVERS][NCONNECTIONS][NFILES],
- struct record *rec)
-{
- unsigned conn = rec->conn;
- unsigned f = rec->f;
- uint64_t start = rec->start;
- uint64_t len = rec->len;
- enum brl_type op = rec->lock_type;
- int server;
- NTSTATUS status[NSERVERS];
-
- switch (rec->lock_op) {
- case OP_LOCK:
- /* set a lock */
- for (server=0;server<NSERVERS;server++) {
- status[server] = cli_lock64(cli[server][conn],
- fnum[server][conn][f],
- start, len, LOCK_TIMEOUT,
- op);
- if (!exact_error_codes &&
- NT_STATUS_EQUAL(status[server],
- NT_STATUS_FILE_LOCK_CONFLICT)) {
- status[server] = NT_STATUS_LOCK_NOT_GRANTED;
- }
- }
- if (showall || !NT_STATUS_EQUAL(status[0],status[1])) {
- printf("lock conn=%u f=%u range=%.0f(%.0f) op=%s -> %s:%s\n",
- conn, f,
- (double)start, (double)len,
- op==READ_LOCK?"READ_LOCK":"WRITE_LOCK",
- nt_errstr(status[0]), nt_errstr(status[1]));
- }
- if (showall || !NT_STATUS_EQUAL(status[0],status[1])) show_locks();
- if (!NT_STATUS_EQUAL(status[0],status[1])) return False;
- break;
-
- case OP_UNLOCK:
- /* unset a lock */
- for (server=0;server<NSERVERS;server++) {
- status[server] = cli_unlock64(cli[server][conn],
- fnum[server][conn][f],
- start, len);
- }
- if (showall ||
- (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))) {
- printf("unlock conn=%u f=%u range=%.0f(%.0f) -> %s:%s\n",
- conn, f,
- (double)start, (double)len,
- nt_errstr(status[0]), nt_errstr(status[1]));
- }
- if (showall || !NT_STATUS_EQUAL(status[0],status[1])) show_locks();
- if (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))
- return False;
- break;
-
- case OP_REOPEN:
- /* reopen the file */
- for (server=0;server<NSERVERS;server++) {
- cli_close(cli[server][conn], fnum[server][conn][f]);
- fnum[server][conn][f] = (uint16_t)-1;
- }
- for (server=0;server<NSERVERS;server++) {
- fnum[server][conn][f] = (uint16_t)-1;
- if (!NT_STATUS_IS_OK(cli_openx(cli[server][conn], FILENAME,
- O_RDWR|O_CREAT,
- DENY_NONE, &fnum[server][conn][f]))) {
- printf("failed to reopen on share%d\n", server);
- return False;
- }
- }
- if (showall) {
- printf("reopen conn=%u f=%u\n",
- conn, f);
- show_locks();
- }
- break;
- }
-
- return True;
-}
-
-static void close_files(struct cli_state *cli[NSERVERS][NCONNECTIONS],
- uint16_t fnum[NSERVERS][NCONNECTIONS][NFILES])
-{
- int server, conn, f;
-
- for (server=0;server<NSERVERS;server++)
- for (conn=0;conn<NCONNECTIONS;conn++)
- for (f=0;f<NFILES;f++) {
- if (fnum[server][conn][f] != (uint16_t)-1) {
- cli_close(cli[server][conn], fnum[server][conn][f]);
- fnum[server][conn][f] = (uint16_t)-1;
- }
- }
- for (server=0;server<NSERVERS;server++) {
- cli_unlink(cli[server][0], FILENAME, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN);
- }
-}
-
-static void open_files(struct cli_state *cli[NSERVERS][NCONNECTIONS],
- uint16_t fnum[NSERVERS][NCONNECTIONS][NFILES])
-{
- int server, conn, f;
-
- for (server=0;server<NSERVERS;server++)
- for (conn=0;conn<NCONNECTIONS;conn++)
- for (f=0;f<NFILES;f++) {
- fnum[server][conn][f] = (uint16_t)-1;
- if (!NT_STATUS_IS_OK(cli_openx(cli[server][conn], FILENAME,
- O_RDWR|O_CREAT,
- DENY_NONE,
- &fnum[server][conn][f]))) {
- fprintf(stderr,"Failed to open fnum[%u][%u][%u]\n",
- server, conn, f);
- exit(1);
- }
- }
-}
-
-
-static int retest(struct cli_state *cli[NSERVERS][NCONNECTIONS],
- uint16_t fnum[NSERVERS][NCONNECTIONS][NFILES],
- int n)
-{
- int i;
- printf("testing %u ...\n", n);
- for (i=0; i<n; i++) {
- if (i && i % 100 == 0) {
- printf("%u\n", i);
- }
-
- if (recorded[i].needed &&
- !test_one(cli, fnum, &recorded[i])) return i;
- }
- return n;
-}
-
-
-/* each server has two connections open to it. Each connection has two file
- descriptors open on the file - 8 file descriptors in total
-
- we then do random locking ops in tamdem on the 4 fnums from each
- server and ensure that the results match
- */
-static void test_locks(char *share[NSERVERS])
-{
- struct cli_state *cli[NSERVERS][NCONNECTIONS];
- uint16_t fnum[NSERVERS][NCONNECTIONS][NFILES];
- int n, i, n1, skip, r1, r2;
-
- ZERO_STRUCT(fnum);
- ZERO_STRUCT(cli);
-
- recorded = SMB_MALLOC_ARRAY(struct record, numops);
-
- for (n=0; n<numops; n++) {
-#if PRESETS
- if (n < sizeof(preset) / sizeof(preset[0])) {
- recorded[n] = preset[n];
- } else {
-#endif
- recorded[n].conn = random() % NCONNECTIONS;
- recorded[n].f = random() % NFILES;
- recorded[n].start = lock_base + ((unsigned)random() % (lock_range-1));
- recorded[n].len = min_length +
- random() % (lock_range-(recorded[n].start-lock_base));
- recorded[n].start *= RANGE_MULTIPLE;
- recorded[n].len *= RANGE_MULTIPLE;
- r1 = random() % 100;
- r2 = random() % 100;
- if (r1 < READ_PCT) {
- recorded[n].lock_type = READ_LOCK;
- } else {
- recorded[n].lock_type = WRITE_LOCK;
- }
- if (r2 < LOCK_PCT) {
- recorded[n].lock_op = OP_LOCK;
- } else if (r2 < UNLOCK_PCT) {
- recorded[n].lock_op = OP_UNLOCK;
- } else {
- recorded[n].lock_op = OP_REOPEN;
- }
- recorded[n].needed = True;
- if (!zero_zero && recorded[n].start==0 && recorded[n].len==0) {
- recorded[n].len = 1;
- }
-#if PRESETS
- }
-#endif
- }
-
- reconnect(cli, fnum, share);
- open_files(cli, fnum);
- n = retest(cli, fnum, numops);
-
- if (n == numops || !analyze) return;
- n++;
-
- skip = n/2;
-
- while (1) {
- n1 = n;
-
- close_files(cli, fnum);
- reconnect(cli, fnum, share);
- open_files(cli, fnum);
-
- for (i=0;i<n-skip;i+=skip) {
- int m, j;
- printf("excluding %d-%d\n", i, i+skip-1);
- for (j=i;j<i+skip;j++) {
- recorded[j].needed = False;
- }
-
- close_files(cli, fnum);
- open_files(cli, fnum);
-
- m = retest(cli, fnum, n);
- if (m == n) {
- for (j=i;j<i+skip;j++) {
- recorded[j].needed = True;
- }
- } else {
- if (i+(skip-1) < m) {
- memmove(&recorded[i], &recorded[i+skip],
- (m-(i+skip-1))*sizeof(recorded[0]));
- }
- n = m-(skip-1);
- i--;
- }
- }
-
- if (skip > 1) {
- skip = skip/2;
- printf("skip=%d\n", skip);
- continue;
- }
-
- if (n1 == n) break;
- }
-
- close_files(cli, fnum);
- reconnect(cli, fnum, share);
- open_files(cli, fnum);
- showall = True;
- n1 = retest(cli, fnum, n);
- if (n1 != n-1) {
- printf("ERROR - inconsistent result (%u %u)\n", n1, n);
- }
- close_files(cli, fnum);
-
- for (i=0;i<n;i++) {
- printf("{%s, %s, conn = %u, file = %u, start = %.0f, len = %.0f, %u},\n",
- lock_op_name(recorded[i].lock_op),
- lock_op_type(recorded[i].lock_type),
- recorded[i].conn,
- recorded[i].f,
- (double)recorded[i].start,
- (double)recorded[i].len,
- recorded[i].needed);
- }
-}
-
-
-
-static void usage(void)
-{
- printf(
-"Usage:\n\
- locktest //server1/share1 //server2/share2 [options..]\n\
- options:\n\
- -U user%%pass (may be specified twice)\n\
- -k use kerberos\n\
- -s seed\n\
- -o numops\n\
- -u hide unlock fails\n\
- -a (show all ops)\n\
- -A analyse for minimal ops\n\
- -O use oplocks\n\
- -E enable exact error code checking\n\
- -Z enable the zero/zero lock\n\
- -R range set lock range\n\
- -B base set lock base\n\
- -M min set min lock length\n\
-");
-}
-
-/****************************************************************************
- main program
-****************************************************************************/
- int main(int argc,char *argv[])
-{
- char *share[NSERVERS];
- int opt;
- char *p;
- int seed, server;
-
- setlinebuf(stdout);
-
- load_case_tables();
-
- if (argc < 3 || argv[1][0] == '-') {
- usage();
- exit(1);
- }
-
- setup_logging(argv[0], DEBUG_STDOUT);
-
- for (server=0;server<NSERVERS;server++) {
- share[server] = argv[1+server];
- all_string_sub(share[server],"/","\\",0);
- }
-
- argc -= NSERVERS;
- argv += NSERVERS;
-
- lp_load_global(get_dyn_CONFIGFILE());
- load_interfaces();
-
- if (getenv("USER")) {
- fstrcpy(username[0],getenv("USER"));
- fstrcpy(username[1],getenv("USER"));
- }
-
- seed = time(NULL);
-
- while ((opt = getopt(argc, argv, "U:s:ho:aAW:OkR:B:M:EZ")) != EOF) {
- switch (opt) {
- case 'k':
-#ifdef HAVE_KRB5
- use_kerberos = True;
-#else
- d_printf("No kerberos support compiled in\n");
- exit(1);
-#endif
- break;
- case 'U':
- got_user = 1;
- if (got_pass == 2) {
- d_printf("Max of 2 usernames\n");
- exit(1);
- }
- fstrcpy(username[got_pass],optarg);
- p = strchr_m(username[got_pass],'%');
- if (p) {
- *p = 0;
- fstrcpy(password[got_pass], p+1);
- got_pass++;
- }
- break;
- case 'R':
- lock_range = strtol(optarg, NULL, 0);
- break;
- case 'B':
- lock_base = strtol(optarg, NULL, 0);
- break;
- case 'M':
- min_length = strtol(optarg, NULL, 0);
- break;
- case 's':
- seed = atoi(optarg);
- break;
- case 'u':
- hide_unlock_fails = True;
- break;
- case 'o':
- numops = atoi(optarg);
- break;
- case 'O':
- use_oplocks = True;
- break;
- case 'a':
- showall = True;
- break;
- case 'A':
- analyze = True;
- break;
- case 'Z':
- zero_zero = True;
- break;
- case 'E':
- exact_error_codes = True;
- break;
- case 'h':
- usage();
- exit(1);
- default:
- printf("Unknown option %c (%d)\n", (char)opt, opt);
- exit(1);
- }
- }
-
- if(use_kerberos && !got_user) got_pass = True;
-
- argc -= optind;
- argv += optind;
-
- DEBUG(0,("seed=%u\n", seed));
- srandom(seed);
-
- test_locks(share);
-
- return(0);
-}
git.samba.org / sfrench / samba-autobuild / .git / commitdiff