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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
This commit is contained in:
Andrew Bartlett
parent
e7eac0e391
commit
ad7b551edc
@ -1,578 +0,0 @@
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/*
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Unix SMB/CIFS implementation.
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byte range lock tester - with local filesystem support
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Copyright (C) Andrew Tridgell 1999
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "system/passwd.h"
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#include "lib/events/events.h"
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static fstring password;
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static fstring username;
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static int got_pass;
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static int numops = 1000;
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static bool showall;
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static bool analyze;
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static bool hide_unlock_fails;
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static bool use_oplocks;
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#define FILENAME "\\locktest.dat"
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#define LOCKRANGE 100
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#define LOCKBASE 0
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/*
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#define LOCKBASE (0x40000000 - 50)
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*/
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#define READ_PCT 50
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#define LOCK_PCT 25
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#define UNLOCK_PCT 65
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#define RANGE_MULTIPLE 1
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#define NSERVERS 2
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#define NCONNECTIONS 2
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#define NUMFSTYPES 2
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#define NFILES 2
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#define LOCK_TIMEOUT 0
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#define FSTYPE_SMB 0
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#define FSTYPE_NFS 1
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struct record {
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char r1, r2;
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char conn, f, fstype;
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unsigned int start, len;
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char needed;
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};
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static struct record *recorded;
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static int try_open(struct smbcli_state *c, char *nfs, int fstype, const char *fname, int flags)
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{
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char *path;
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int ret;
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switch (fstype) {
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case FSTYPE_SMB:
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return smbcli_open(c, fname, flags, DENY_NONE);
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case FSTYPE_NFS:
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asprintf(&path, "%s%s", nfs, fname);
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string_replace(path,'\\', '/');
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ret = open(path, flags, 0666);
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SAFE_FREE(Path);
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return ret;
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}
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return -1;
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}
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static bool try_close(struct smbcli_state *c, int fstype, int fd)
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{
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switch (fstype) {
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case FSTYPE_SMB:
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return smbcli_close(c, fd);
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case FSTYPE_NFS:
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return close(fd) == 0;
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}
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return false;
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}
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static bool try_lock(struct smbcli_state *c, int fstype,
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int fd, unsigned int start, unsigned int len,
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enum brl_type op)
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{
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struct flock lock;
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switch (fstype) {
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case FSTYPE_SMB:
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return smbcli_lock(c, fd, start, len, LOCK_TIMEOUT, op);
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case FSTYPE_NFS:
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lock.l_type = (op==READ_LOCK) ? F_RDLCK:F_WRLCK;
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lock.l_whence = SEEK_SET;
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lock.l_start = start;
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lock.l_len = len;
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lock.l_pid = getpid();
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return fcntl(fd,F_SETLK,&lock) == 0;
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}
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return false;
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}
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static bool try_unlock(struct smbcli_state *c, int fstype,
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int fd, unsigned int start, unsigned int len)
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{
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struct flock lock;
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switch (fstype) {
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case FSTYPE_SMB:
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return smbcli_unlock(c, fd, start, len);
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case FSTYPE_NFS:
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lock.l_type = F_UNLCK;
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lock.l_whence = SEEK_SET;
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lock.l_start = start;
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lock.l_len = len;
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lock.l_pid = getpid();
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return fcntl(fd,F_SETLK,&lock) == 0;
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}
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return false;
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}
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/*****************************************************
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return a connection to a server
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*******************************************************/
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static struct smbcli_state *connect_one(TALLOC_CTX *mem_ctx,
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char *share, const char **ports,
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struct smb_options *options,
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struct smb_options *session_options,
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struct gensec_settings *gensec_settings,
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struct tevent_context *ev)
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{
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struct smbcli_state *c;
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char *server_n;
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char *server;
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char *myname;
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static int count;
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NTSTATUS nt_status;
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server = talloc_strdup(mem_ctx, share+2);
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share = strchr_m(server,'\\');
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if (!share) return NULL;
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*share = 0;
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share++;
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server_n = server;
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if (!got_pass) {
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char *pass = getpass("Password: ");
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if (pass) {
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password = talloc_strdup(mem_ctx, pass);
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}
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}
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myname = talloc_asprintf(mem_ctx, "lock-%u-%u", getpid(), count++);
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nt_status = smbcli_full_connection(NULL,
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&c, myname, server_n, ports, share, NULL,
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username, lpcfg_workgroup(), password, ev,
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options, session_options, gensec_settings);
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if (!NT_STATUS_IS_OK(nt_status)) {
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DEBUG(0, ("smbcli_full_connection failed with error %s\n", nt_errstr(nt_status)));
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return NULL;
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}
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c->use_oplocks = use_oplocks;
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return c;
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}
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static void reconnect(TALLOC_CTX *mem_ctx,
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struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
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char *nfs[NSERVERS],
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int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES],
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const char **ports,
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struct smbcli_options *options,
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struct smbcli_session_options *session_options,
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struct gensec_settings *gensec_settings,
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struct tevent_context *ev,
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char *share1, char *share2)
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{
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int server, conn, f, fstype;
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char *share[2];
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share[0] = share1;
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share[1] = share2;
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fstype = FSTYPE_SMB;
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for (server=0;server<NSERVERS;server++)
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for (conn=0;conn<NCONNECTIONS;conn++) {
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if (cli[server][conn]) {
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for (f=0;f<NFILES;f++) {
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smbcli_close(cli[server][conn], fnum[server][fstype][conn][f]);
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}
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smbcli_ulogoff(cli[server][conn]);
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talloc_free(cli[server][conn]);
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}
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cli[server][conn] = connect_one(mem_ctx, share[server], ports, options, session_options, gensec_settings, ev);
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if (!cli[server][conn]) {
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DEBUG(0,("Failed to connect to %s\n", share[server]));
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exit(1);
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}
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}
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}
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static bool test_one(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
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char *nfs[NSERVERS],
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int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES],
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struct record *rec)
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{
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unsigned int conn = rec->conn;
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unsigned int f = rec->f;
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unsigned int fstype = rec->fstype;
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unsigned int start = rec->start;
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unsigned int len = rec->len;
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unsigned int r1 = rec->r1;
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unsigned int r2 = rec->r2;
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enum brl_type op;
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int server;
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bool ret[NSERVERS];
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if (r1 < READ_PCT) {
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op = READ_LOCK;
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} else {
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op = WRITE_LOCK;
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}
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if (r2 < LOCK_PCT) {
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/* set a lock */
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for (server=0;server<NSERVERS;server++) {
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ret[server] = try_lock(cli[server][conn], fstype,
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fnum[server][fstype][conn][f],
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start, len, op);
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}
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if (showall || ret[0] != ret[1]) {
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printf("lock conn=%u fstype=%u f=%u range=%u:%u(%u) op=%s -> %u:%u\n",
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conn, fstype, f,
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start, start+len-1, len,
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op==READ_LOCK?"READ_LOCK":"WRITE_LOCK",
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ret[0], ret[1]);
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}
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if (ret[0] != ret[1]) return false;
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} else if (r2 < LOCK_PCT+UNLOCK_PCT) {
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/* unset a lock */
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for (server=0;server<NSERVERS;server++) {
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ret[server] = try_unlock(cli[server][conn], fstype,
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fnum[server][fstype][conn][f],
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start, len);
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}
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if (showall || (!hide_unlock_fails && (ret[0] != ret[1]))) {
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printf("unlock conn=%u fstype=%u f=%u range=%u:%u(%u) -> %u:%u\n",
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conn, fstype, f,
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start, start+len-1, len,
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ret[0], ret[1]);
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}
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if (!hide_unlock_fails && ret[0] != ret[1]) return false;
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} else {
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/* reopen the file */
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for (server=0;server<NSERVERS;server++) {
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try_close(cli[server][conn], fstype, fnum[server][fstype][conn][f]);
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fnum[server][fstype][conn][f] = try_open(cli[server][conn], nfs[server], fstype, FILENAME,
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O_RDWR|O_CREAT);
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if (fnum[server][fstype][conn][f] == -1) {
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printf("failed to reopen on share1\n");
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return false;
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}
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}
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if (showall) {
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printf("reopen conn=%u fstype=%u f=%u\n",
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conn, fstype, f);
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}
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}
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return true;
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}
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static void close_files(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
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char *nfs[NSERVERS],
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int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES])
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{
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int server, conn, f, fstype;
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for (server=0;server<NSERVERS;server++)
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for (fstype=0;fstype<NUMFSTYPES;fstype++)
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for (conn=0;conn<NCONNECTIONS;conn++)
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for (f=0;f<NFILES;f++) {
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if (fnum[server][fstype][conn][f] != -1) {
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try_close(cli[server][conn], fstype, fnum[server][fstype][conn][f]);
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fnum[server][fstype][conn][f] = -1;
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}
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}
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for (server=0;server<NSERVERS;server++) {
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smbcli_unlink(cli[server][0], FILENAME);
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}
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}
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static void open_files(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
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char *nfs[NSERVERS],
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int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES])
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{
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int server, fstype, conn, f;
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for (server=0;server<NSERVERS;server++)
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for (fstype=0;fstype<NUMFSTYPES;fstype++)
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for (conn=0;conn<NCONNECTIONS;conn++)
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for (f=0;f<NFILES;f++) {
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fnum[server][fstype][conn][f] = try_open(cli[server][conn], nfs[server], fstype, FILENAME,
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O_RDWR|O_CREAT);
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if (fnum[server][fstype][conn][f] == -1) {
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fprintf(stderr,"Failed to open fnum[%u][%u][%u][%u]\n",
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server, fstype, conn, f);
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exit(1);
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}
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}
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}
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static int retest(struct smbcli_state *cli[NSERVERS][NCONNECTIONS],
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char *nfs[NSERVERS],
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int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES],
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int n)
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{
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int i;
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printf("Testing %u ...\n", n);
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for (i=0; i<n; i++) {
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if (i && i % 100 == 0) {
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printf("%u\n", i);
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}
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if (recorded[i].needed &&
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!test_one(cli, nfs, fnum, &recorded[i])) return i;
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}
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return n;
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}
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/* each server has two connections open to it. Each connection has two file
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descriptors open on the file - 8 file descriptors in total
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we then do random locking ops in tamdem on the 4 fnums from each
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server and ensure that the results match
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*/
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static void test_locks(TALLOC_CTX *mem_ctx, char *share1, char *share2,
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char *nfspath1, char *nfspath2,
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const char **ports,
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struct smbcli_options *options,
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struct smbcli_session_options *session_options,
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struct gensec_settings *gensec_settings,
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struct tevent_context *ev)
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{
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struct smbcli_state *cli[NSERVERS][NCONNECTIONS];
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char *nfs[NSERVERS];
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int fnum[NSERVERS][NUMFSTYPES][NCONNECTIONS][NFILES];
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int n, i, n1;
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nfs[0] = nfspath1;
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nfs[1] = nfspath2;
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ZERO_STRUCT(fnum);
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ZERO_STRUCT(cli);
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recorded = malloc_array_p(struct record, numops);
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for (n=0; n<numops; n++) {
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recorded[n].conn = random() % NCONNECTIONS;
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recorded[n].fstype = random() % NUMFSTYPES;
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recorded[n].f = random() % NFILES;
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recorded[n].start = LOCKBASE + ((unsigned int)random() % (LOCKRANGE-1));
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recorded[n].len = 1 +
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random() % (LOCKRANGE-(recorded[n].start-LOCKBASE));
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recorded[n].start *= RANGE_MULTIPLE;
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recorded[n].len *= RANGE_MULTIPLE;
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recorded[n].r1 = random() % 100;
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recorded[n].r2 = random() % 100;
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recorded[n].needed = true;
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}
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reconnect(mem_ctx, cli, nfs, fnum, ports, options, session_options, gensec_settings, ev, share1, share2);
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open_files(cli, nfs, fnum);
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n = retest(cli, nfs, fnum, numops);
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if (n == numops || !analyze) return;
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n++;
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while (1) {
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n1 = n;
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close_files(cli, nfs, fnum);
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reconnect(mem_ctx, cli, nfs, fnum, ports, options, session_options, ev, share1, share2);
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open_files(cli, nfs, fnum);
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for (i=0;i<n-1;i++) {
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int m;
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recorded[i].needed = false;
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close_files(cli, nfs, fnum);
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open_files(cli, nfs, fnum);
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m = retest(cli, nfs, fnum, n);
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if (m == n) {
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recorded[i].needed = true;
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} else {
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if (i < m) {
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memmove(&recorded[i], &recorded[i+1],
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(m-i)*sizeof(recorded[0]));
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}
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n = m;
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i--;
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}
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}
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if (n1 == n) break;
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}
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close_files(cli, nfs, fnum);
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reconnect(mem_ctx, cli, nfs, fnum, ports, options, session_options, gensec_settings, ev, share1, share2);
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open_files(cli, nfs, fnum);
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showall = true;
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n1 = retest(cli, nfs, fnum, n);
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if (n1 != n-1) {
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printf("ERROR - inconsistent result (%u %u)\n", n1, n);
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}
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close_files(cli, nfs, fnum);
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for (i=0;i<n;i++) {
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printf("{%u, %u, %u, %u, %u, %u, %u, %u},\n",
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recorded[i].r1,
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recorded[i].r2,
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recorded[i].conn,
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recorded[i].fstype,
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recorded[i].f,
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recorded[i].start,
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recorded[i].len,
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recorded[i].needed);
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}
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}
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static void usage(void)
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{
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printf(
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"Usage:\n\
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locktest //server1/share1 //server2/share2 /path1 /path2 [options..]\n\
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options:\n\
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-U user%%pass\n\
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-s seed\n\
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-o numops\n\
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-u hide unlock fails\n\
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-a (show all ops)\n\
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-O use oplocks\n\
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");
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}
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/****************************************************************************
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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);
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user