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authorAndrew Bartlett <abartlet@samba.org>2010-10-29 15:11:11 +1100
committerAndrew Bartlett <abartlet@samba.org>2010-11-01 23:34:06 +0000
commitad7b551edc75ffb7233f5eafdd3680c2c20eef92 (patch)
tree5547b32b60b02048df200775aa5b67e47c57ac3a
parente7eac0e391c2d8b79fe0601db2c5d14fbfbb308e (diff)
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s4-torture Remove torture/locktest2.c (no longer compiled and unused)
This is a left-over of a speculative approach to lock testing that didn't go anywhere. Andrew Bartlett
-rw-r--r--source4/torture/locktest2.c578
1 files changed, 0 insertions, 578 deletions
diff --git a/source4/torture/locktest2.c b/source4/torture/locktest2.c
deleted file mode 100644
index 7364d6df2f..0000000000
--- a/source4/torture/locktest2.c
+++ /dev/null
@@ -1,578 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- byte range lock tester - with local filesystem support
- 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 "system/passwd.h"
-#include "lib/events/events.h"
-
-static fstring password;
-static fstring username;
-static int got_pass;
-static int numops = 1000;
-static bool showall;
-static bool analyze;
-static bool hide_unlock_fails;
-static bool use_oplocks;
-
-#define FILENAME "\\locktest.dat"
-#define LOCKRANGE 100
-#define LOCKBASE 0
-
-/*
-#define LOCKBASE (0x40000000 - 50)
-*/
-
-#define READ_PCT 50
-#define LOCK_PCT 25
-#define UNLOCK_PCT 65
-#define RANGE_MULTIPLE 1
-
-#define NSERVERS 2
-#define NCONNECTIONS 2
-#define NUMFSTYPES 2
-#define NFILES 2
-#define LOCK_TIMEOUT 0
-
-#define FSTYPE_SMB 0
-#define FSTYPE_NFS 1
-
-struct record {
- char r1, r2;
- char conn, f, fstype;
- unsigned int start, len;
- char needed;
-};
-
-static struct record *recorded;
-
-static int try_open(struct smbcli_state *c, char *nfs, int fstype, const char *fname, int flags)
-{
- char *path;
- int ret;
-
- switch (fstype) {
- case FSTYPE_SMB:
- return smbcli_open(c, fname, flags, DENY_NONE);
-
- case FSTYPE_NFS:
- asprintf(&path, "%s%s", nfs, fname);
- string_replace(path,'\\', '/');
- ret = open(path, flags, 0666);
- SAFE_FREE(Path);
- return ret;
- }
-
- return -1;
-}
-
-static bool try_close(struct smbcli_state *c, int fstype, int fd)
-{
- switch (fstype) {
- case FSTYPE_SMB:
- return smbcli_close(c, fd);
-
- case FSTYPE_NFS:
- return close(fd) == 0;
- }
-
- return false;
-}
-
-static bool try_lock(struct smbcli_state *c, int fstype,
- int fd, unsigned int start, unsigned int len,
- enum brl_type op)
-{
- struct flock lock;
-
- switch (fstype) {
- case FSTYPE_SMB:
- return smbcli_lock(c, fd, start, len, LOCK_TIMEOUT, op);
-
- case FSTYPE_NFS:
- lock.l_type = (op==READ_LOCK) ? F_RDLCK:F_WRLCK;
- lock.l_whence = SEEK_SET;
- lock.l_start = start;
- lock.l_len = len;
- lock.l_pid = getpid();
- return fcntl(fd,F_SETLK,&lock) == 0;
- }
-
- return false;
-}
-
-static bool try_unlock(struct smbcli_state *c, int fstype,
- int fd, unsigned int start, unsigned int len)
-{
- struct flock lock;
-
- switch (fstype) {
- case FSTYPE_SMB:
- return smbcli_unlock(c, fd, start, len);
-
- case FSTYPE_NFS:
- lock.l_type = F_UNLCK;
- lock.l_whence = SEEK_SET;
- lock.l_start = start;
- lock.l_len = len;
- lock.l_pid = getpid();
- return fcntl(fd,F_SETLK,&lock) == 0;
- }
-
- return false;
-}
-
-/*****************************************************
-return a connection to a server
-*******************************************************/
-static struct smbcli_state *connect_one(TALLOC_CTX *mem_ctx,
- char *share, const char **ports,
- struct smb_options *options,
- struct smb_options *session_options,
- struct gensec_settings *gensec_settings,
- struct tevent_context *ev)
-{
- struct smbcli_state *c;
- char *server_n;
- char *server;
- char *myname;
- static int count;
- NTSTATUS nt_status;
-
- server = talloc_strdup(mem_ctx, share+2);
- share = strchr_m(server,'\\');
- if (!share) return NULL;
- *share = 0;
- share++;
-
- server_n = server;
-
- if (!got_pass) {
- char *pass = getpass("Password: ");
- if (pass) {
- password = talloc_strdup(mem_ctx, pass);
- }
- }
-
- myname = talloc_asprintf(mem_ctx, "lock-%u-%u", getpid(), count++);
-
- nt_status = smbcli_full_connection(NULL,
- &c, myname, server_n, ports, share, NULL,
- username, lpcfg_workgroup(), password, ev,
- options, session_options, gensec_settings);
- if (!NT_STATUS_IS_OK(nt_status)) {
- DEBUG(0, ("smbcli_full_connection failed with error %s\n", nt_errstr(nt_status)));
- return NULL;
- }
-
- c->use_oplocks = use_oplocks;
-
- return c;
-}
-
-
-static void reconnect(TALLOC_CTX *mem_ctx,
- struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
- char *nfs[NSERVERS],
- int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES],
- const char **ports,
- struct smbcli_options *options,
- struct smbcli_session_options *session_options,
- struct gensec_settings *gensec_settings,
- struct tevent_context *ev,
- char *share1, char *share2)
-{
- int server, conn, f, fstype;
- char *share[2];
- share[0] = share1;
- share[1] = share2;
-
- fstype = FSTYPE_SMB;
-
- for (server=0;server<NSERVERS;server++)
- for (conn=0;conn<NCONNECTIONS;conn++) {
- if (cli[server][conn]) {
- for (f=0;f<NFILES;f++) {
- smbcli_close(cli[server][conn], fnum[server][fstype][conn][f]);
- }
- smbcli_ulogoff(cli[server][conn]);
- talloc_free(cli[server][conn]);
- }
- cli[server][conn] = connect_one(mem_ctx, share[server], ports, options, session_options, gensec_settings, ev);
- if (!cli[server][conn]) {
- DEBUG(0,("Failed to connect to %s\n", share[server]));
- exit(1);
- }
- }
-}
-
-
-
-static bool test_one(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
- char *nfs[NSERVERS],
- int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES],
- struct record *rec)
-{
- unsigned int conn = rec->conn;
- unsigned int f = rec->f;
- unsigned int fstype = rec->fstype;
- unsigned int start = rec->start;
- unsigned int len = rec->len;
- unsigned int r1 = rec->r1;
- unsigned int r2 = rec->r2;
- enum brl_type op;
- int server;
- bool ret[NSERVERS];
-
- if (r1 < READ_PCT) {
- op = READ_LOCK;
- } else {
- op = WRITE_LOCK;
- }
-
- if (r2 < LOCK_PCT) {
- /* set a lock */
- for (server=0;server<NSERVERS;server++) {
- ret[server] = try_lock(cli[server][conn], fstype,
- fnum[server][fstype][conn][f],
- start, len, op);
- }
- if (showall || ret[0] != ret[1]) {
- printf("lock conn=%u fstype=%u f=%u range=%u:%u(%u) op=%s -> %u:%u\n",
- conn, fstype, f,
- start, start+len-1, len,
- op==READ_LOCK?"READ_LOCK":"WRITE_LOCK",
- ret[0], ret[1]);
- }
- if (ret[0] != ret[1]) return false;
- } else if (r2 < LOCK_PCT+UNLOCK_PCT) {
- /* unset a lock */
- for (server=0;server<NSERVERS;server++) {
- ret[server] = try_unlock(cli[server][conn], fstype,
- fnum[server][fstype][conn][f],
- start, len);
- }
- if (showall || (!hide_unlock_fails && (ret[0] != ret[1]))) {
- printf("unlock conn=%u fstype=%u f=%u range=%u:%u(%u) -> %u:%u\n",
- conn, fstype, f,
- start, start+len-1, len,
- ret[0], ret[1]);
- }
- if (!hide_unlock_fails && ret[0] != ret[1]) return false;
- } else {
- /* reopen the file */
- for (server=0;server<NSERVERS;server++) {
- try_close(cli[server][conn], fstype, fnum[server][fstype][conn][f]);
- fnum[server][fstype][conn][f] = try_open(cli[server][conn], nfs[server], fstype, FILENAME,
- O_RDWR|O_CREAT);
- if (fnum[server][fstype][conn][f] == -1) {
- printf("failed to reopen on share1\n");
- return false;
- }
- }
- if (showall) {
- printf("reopen conn=%u fstype=%u f=%u\n",
- conn, fstype, f);
- }
- }
- return true;
-}
-
-static void close_files(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
- char *nfs[NSERVERS],
- int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES])
-{
- int server, conn, f, fstype;
-
- for (server=0;server<NSERVERS;server++)
- for (fstype=0;fstype<NUMFSTYPES;fstype++)
- for (conn=0;conn<NCONNECTIONS;conn++)
- for (f=0;f<NFILES;f++) {
- if (fnum[server][fstype][conn][f] != -1) {
- try_close(cli[server][conn], fstype, fnum[server][fstype][conn][f]);
- fnum[server][fstype][conn][f] = -1;
- }
- }
- for (server=0;server<NSERVERS;server++) {
- smbcli_unlink(cli[server][0], FILENAME);
- }
-}
-
-static void open_files(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
- char *nfs[NSERVERS],
- int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES])
-{
- int server, fstype, conn, f;
-
- for (server=0;server<NSERVERS;server++)
- for (fstype=0;fstype<NUMFSTYPES;fstype++)
- for (conn=0;conn<NCONNECTIONS;conn++)
- for (f=0;f<NFILES;f++) {
- fnum[server][fstype][conn][f] = try_open(cli[server][conn], nfs[server], fstype, FILENAME,
- O_RDWR|O_CREAT);
- if (fnum[server][fstype][conn][f] == -1) {
- fprintf(stderr,"Failed to open fnum[%u][%u][%u][%u]\n",
- server, fstype, conn, f);
- exit(1);
- }
- }
-}
-
-
-static int retest(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
- char *nfs[NSERVERS],
- int fnum[NSERVERS][NUMFSTYPES][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, nfs, 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(TALLOC_CTX *mem_ctx, char *share1, char *share2,
- char *nfspath1, char *nfspath2,
- const char **ports,
- struct smbcli_options *options,
- struct smbcli_session_options *session_options,
- struct gensec_settings *gensec_settings,
- struct tevent_context *ev)
-{
- struct smbcli_state *cli[NSERVERS][NCONNECTIONS];
- char *nfs[NSERVERS];
- int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES];
- int n, i, n1;
-
- nfs[0] = nfspath1;
- nfs[1] = nfspath2;
-
- ZERO_STRUCT(fnum);
- ZERO_STRUCT(cli);
-
- recorded = malloc_array_p(struct record, numops);
-
- for (n=0; n<numops; n++) {
- recorded[n].conn = random() % NCONNECTIONS;
- recorded[n].fstype = random() % NUMFSTYPES;
- recorded[n].f = random() % NFILES;
- recorded[n].start = LOCKBASE + ((unsigned int)random() % (LOCKRANGE-1));
- recorded[n].len = 1 +
- random() % (LOCKRANGE-(recorded[n].start-LOCKBASE));
- recorded[n].start *= RANGE_MULTIPLE;
- recorded[n].len *= RANGE_MULTIPLE;
- recorded[n].r1 = random() % 100;
- recorded[n].r2 = random() % 100;
- recorded[n].needed = true;
- }
-
- reconnect(mem_ctx, cli, nfs, fnum, ports, options, session_options, gensec_settings, ev, share1, share2);
- open_files(cli, nfs, fnum);
- n = retest(cli, nfs, fnum, numops);
-
- if (n == numops || !analyze) return;
- n++;
-
- while (1) {
- n1 = n;
-
- close_files(cli, nfs, fnum);
- reconnect(mem_ctx, cli, nfs, fnum, ports, options, session_options, ev, share1, share2);
- open_files(cli, nfs, fnum);
-
- for (i=0;i<n-1;i++) {
- int m;
- recorded[i].needed = false;
-
- close_files(cli, nfs, fnum);
- open_files(cli, nfs, fnum);
-
- m = retest(cli, nfs, fnum, n);
- if (m == n) {
- recorded[i].needed = true;
- } else {
- if (i < m) {
- memmove(&recorded[i], &recorded[i+1],
- (m-i)*sizeof(recorded[0]));
- }
- n = m;
- i--;
- }
- }
-
- if (n1 == n) break;
- }
-
- close_files(cli, nfs, fnum);
- reconnect(mem_ctx, cli, nfs, fnum, ports, options, session_options, gensec_settings, ev, share1, share2);
- open_files(cli, nfs, fnum);
- showall = true;
- n1 = retest(cli, nfs, fnum, n);
- if (n1 != n-1) {
- printf("ERROR - inconsistent result (%u %u)\n", n1, n);
- }
- close_files(cli, nfs, fnum);
-
- for (i=0;i<n;i++) {
- printf("{%u, %u, %u, %u, %u, %u, %u, %u},\n",
- recorded[i].r1,
- recorded[i].r2,
- recorded[i].conn,
- recorded[i].fstype,
- recorded[i].f,
- recorded[i].start,
- recorded[i].len,
- recorded[i].needed);
- }
-}
-
-
-
-static void usage(void)
-{
- printf(
-"Usage:\n\
- locktest //server1/share1 //server2/share2 /path1 /path2 [options..]\n\
- options:\n\
- -U user%%pass\n\
- -s seed\n\
- -o numops\n\
- -u hide unlock fails\n\
- -a (show all ops)\n\
- -O use oplocks\n\
-");
-}
-
-/****************************************************************************
- main program
-****************************************************************************/
- int main(int argc,char *argv[])
-{
- char *share1, *share2, *nfspath1, *nfspath2;
- extern char *optarg;
- extern int optind;
- struct smbcli_options options;
- struct smbcli_session_options session_options;
- TALLOC_CTX *mem_ctx;
- int opt;
- char *p;
- int seed;
- struct loadparm_context *lp_ctx;
- struct tevent_context *ev;
-
- mem_ctx = talloc_autofree_context();
-
- setlinebuf(stdout);
-
- dbf = x_stderr;
-
- if (argc < 5 || argv[1][0] == '-') {
- usage();
- exit(1);
- }
-
- share1 = argv[1];
- share2 = argv[2];
- nfspath1 = argv[3];
- nfspath2 = argv[4];
-
- all_string_sub(share1,"/","\\",0);
- all_string_sub(share2,"/","\\",0);
-
- setup_logging(argv[0], DEBUG_STDOUT);
-
- argc -= 4;
- argv += 4;
-
- lp_ctx = loadparm_init(mem_ctx);
- lpcfg_load(lp_ctx, dyn_CONFIGFILE);
-
- if (getenv("USER")) {
- username = talloc_strdup(mem_ctx, getenv("USER"));
- }
-
- seed = time(NULL);
-
- while ((opt = getopt(argc, argv, "U:s:ho:aAW:O")) != EOF) {
- switch (opt) {
- case 'U':
- username = talloc_strdup(mem_ctx, optarg);
- p = strchr_m(username,'%');
- if (p) {
- *p = 0;
- password = talloc_strdup(mem_ctx, p+1);
- got_pass = 1;
- }
- 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 'h':
- usage();
- exit(1);
- default:
- printf("Unknown option %c (%d)\n", (char)opt, opt);
- exit(1);
- }
- }
-
- argc -= optind;
- argv += optind;
-
- DEBUG(0,("seed=%u\n", seed));
- srandom(seed);
-
- ev = s4_event_context_init(mem_ctx);
-
- locking_init(1);
- lpcfg_smbcli_options(lp_ctx, &options);
- lpcfg_smbcli_session_options(lp_ctx, &session_options);
- test_locks(mem_ctx, share1, share2, nfspath1, nfspath2,
- lpcfg_smb_ports(lp_ctx),
- &options, &session_options, lpcfg_gensec_settings(lp_ctx), ev);
-
- return(0);
-}