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d6ce6189d2
Signed-off-by: Stefan Metzmacher <metze@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
656 lines
17 KiB
C
656 lines
17 KiB
C
/*
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Unix SMB/CIFS implementation.
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randomised byte range lock tester
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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 "lib/cmdline/popt_common.h"
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#include "lib/events/events.h"
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#include "system/filesys.h"
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#include "system/time.h"
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#include "auth/credentials/credentials.h"
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#include "auth/gensec/gensec.h"
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#include "libcli/libcli.h"
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#include "param/param.h"
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#include "libcli/resolve/resolve.h"
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static int numops = 1000;
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static int showall;
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static int analyze;
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static int hide_unlock_fails;
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static int use_oplocks;
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static unsigned int lock_range = 100;
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static unsigned int lock_base = 0;
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static unsigned int min_length = 0;
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static int exact_error_codes;
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static int zero_zero;
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#define FILENAME "\\locktest.dat"
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#define READ_PCT 50
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#define LOCK_PCT 45
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#define UNLOCK_PCT 70
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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 NFILES 2
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#define LOCK_TIMEOUT 0
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static struct cli_credentials *servers[NSERVERS];
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enum lock_op {OP_LOCK, OP_UNLOCK, OP_REOPEN};
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struct record {
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enum lock_op lock_op;
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enum brl_type lock_type;
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char conn, f;
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uint64_t start, len;
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char needed;
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uint16_t pid;
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};
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#define PRESETS 0
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#if PRESETS
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static struct record preset[] = {
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{OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 3, 0, 1},
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{OP_UNLOCK, 0 , 0, 0, 2, 0, 1},
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{OP_REOPEN, 0, 0, 0, 0, 0, 1},
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{OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
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{OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
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{OP_REOPEN, 0, 0, 0, 0, 0, 1},
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{OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 3, 1, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
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{OP_REOPEN, 0, 0, 0, 0, 0, 1},
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{OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 1, 1, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
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{OP_REOPEN, 0, 0, 0, 0, 0, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
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{OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
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{OP_REOPEN, 0, 0, 0, 0, 0, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
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{OP_LOCK, READ_LOCK, 0, 0, 3, 1, 1},
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{OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
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{OP_REOPEN, 0, 0, 0, 0, 0, 1},
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};
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#endif
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static struct record *recorded;
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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(struct tevent_context *ev,
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struct loadparm_context *lp_ctx,
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TALLOC_CTX *mem_ctx,
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char *share, int snum, int conn)
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{
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struct smbcli_state *c;
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char *server, *myname;
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NTSTATUS status;
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int retries = 10;
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struct smbcli_options options;
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struct smbcli_session_options session_options;
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lpcfg_smbcli_options(lp_ctx, &options);
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lpcfg_smbcli_session_options(lp_ctx, &session_options);
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printf("connect_one(%s, %d, %d)\n", share, snum, conn);
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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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if (snum == 0) {
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char **unc_list = NULL;
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int num_unc_names;
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const char *p;
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p = lpcfg_parm_string(lp_ctx, NULL, "torture", "unclist");
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if (p) {
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char *h, *s;
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unc_list = file_lines_load(p, &num_unc_names, 0, NULL);
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if (!unc_list || num_unc_names <= 0) {
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printf("Failed to load unc names list from '%s'\n", p);
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exit(1);
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}
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if (!smbcli_parse_unc(unc_list[conn % num_unc_names],
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NULL, &h, &s)) {
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printf("Failed to parse UNC name %s\n",
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unc_list[conn % num_unc_names]);
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exit(1);
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}
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server = talloc_strdup(mem_ctx, h);
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share = talloc_strdup(mem_ctx, s);
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}
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}
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myname = talloc_asprintf(mem_ctx, "lock-%d-%d", (int) getpid(), snum);
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cli_credentials_set_workstation(servers[snum], myname, CRED_SPECIFIED);
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do {
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printf("\\\\%s\\%s\n", server, share);
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status = smbcli_full_connection(NULL, &c,
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server,
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lpcfg_smb_ports(lp_ctx),
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share, NULL,
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lpcfg_socket_options(lp_ctx),
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servers[snum],
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lpcfg_resolve_context(lp_ctx),
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ev, &options, &session_options,
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lpcfg_gensec_settings(mem_ctx, lp_ctx));
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if (!NT_STATUS_IS_OK(status)) {
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sleep(2);
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}
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} while (!NT_STATUS_IS_OK(status) && retries--);
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if (!NT_STATUS_IS_OK(status)) {
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return NULL;
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}
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return c;
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}
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static void reconnect(struct tevent_context *ev,
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struct loadparm_context *lp_ctx,
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TALLOC_CTX *mem_ctx,
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struct smbcli_state *cli[NSERVERS][NCONNECTIONS], int fnum[NSERVERS][NCONNECTIONS][NFILES],
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char *share[NSERVERS])
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{
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int server, conn, f;
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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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if (fnum[server][conn][f] != -1) {
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smbcli_close(cli[server][conn]->tree, fnum[server][conn][f]);
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fnum[server][conn][f] = -1;
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}
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}
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talloc_free(cli[server][conn]);
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}
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cli[server][conn] = connect_one(ev, lp_ctx, mem_ctx, share[server],
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server, conn);
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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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int fnum[NSERVERS][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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uint64_t start = rec->start;
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uint64_t len = rec->len;
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enum brl_type op = rec->lock_type;
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int server;
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/* bool ret[NSERVERS]; */
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NTSTATUS status[NSERVERS];
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switch (rec->lock_op) {
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case OP_LOCK:
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/* set a lock */
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for (server=0;server<NSERVERS;server++) {
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NTSTATUS res;
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struct smbcli_tree *tree=cli[server][conn]->tree;
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int fn=fnum[server][conn][f];
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if (!(tree->session->transport->negotiate.capabilities & CAP_LARGE_FILES)) {
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res=smbcli_lock(tree, fn, start, len, LOCK_TIMEOUT, (enum brl_type) rec->lock_op);
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} else {
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union smb_lock parms;
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int ltype;
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struct smb_lock_entry lock[1];
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parms.lockx.level = RAW_LOCK_LOCKX;
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parms.lockx.in.file.fnum = fn;
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ltype = (rec->lock_type == READ_LOCK? 1 : 0);
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ltype |= LOCKING_ANDX_LARGE_FILES;
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parms.lockx.in.mode = ltype;
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parms.lockx.in.timeout = LOCK_TIMEOUT;
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parms.lockx.in.ulock_cnt = 0;
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parms.lockx.in.lock_cnt = 1;
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lock[0].pid = rec->pid;
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lock[0].offset = start;
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lock[0].count = len;
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parms.lockx.in.locks = &lock[0];
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res = smb_raw_lock(tree, &parms);
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}
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/* ret[server] = NT_STATUS_IS_OK(res); */
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status[server] = res;
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if (!exact_error_codes &&
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NT_STATUS_EQUAL(status[server],
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NT_STATUS_FILE_LOCK_CONFLICT)) {
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status[server] = NT_STATUS_LOCK_NOT_GRANTED;
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}
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}
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if (showall || !NT_STATUS_EQUAL(status[0],status[1])) {
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printf("lock conn=%u f=%u range=%.0f(%.0f) op=%s -> %s:%s\n",
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conn, f,
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(double)start, (double)len,
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op==READ_LOCK?"READ_LOCK":"WRITE_LOCK",
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nt_errstr(status[0]), nt_errstr(status[1]));
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}
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if (!NT_STATUS_EQUAL(status[0],status[1])) return false;
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break;
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case OP_UNLOCK:
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/* unset a lock */
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for (server=0;server<NSERVERS;server++) {
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NTSTATUS res;
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struct smbcli_tree *tree=cli[server][conn]->tree;
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int fn=fnum[server][conn][f];
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if (!(tree->session->transport->negotiate.capabilities & CAP_LARGE_FILES)) {
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res=smbcli_unlock(tree, fn, start, len);
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} else {
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union smb_lock parms;
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struct smb_lock_entry lock[1];
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parms.lockx.level = RAW_LOCK_LOCKX;
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parms.lockx.in.file.fnum = fn;
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parms.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
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parms.lockx.in.timeout = 0;
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parms.lockx.in.ulock_cnt = 1;
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parms.lockx.in.lock_cnt = 0;
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lock[0].pid = rec->pid;
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lock[0].count = len;
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lock[0].offset = start;
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parms.lockx.in.locks = &lock[0];
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res = smb_raw_lock(tree, &parms);
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}
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/* ret[server] = NT_STATUS_IS_OK(res); */
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status[server] = res;
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}
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if (showall ||
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(!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))) {
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printf("unlock conn=%u f=%u range=%.0f(%.0f) -> %s:%s\n",
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conn, f,
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(double)start, (double)len,
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nt_errstr(status[0]), nt_errstr(status[1]));
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}
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if (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))
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return false;
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break;
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case OP_REOPEN:
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/* reopen the file */
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for (server=0;server<NSERVERS;server++) {
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smbcli_close(cli[server][conn]->tree, fnum[server][conn][f]);
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fnum[server][conn][f] = -1;
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}
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for (server=0;server<NSERVERS;server++) {
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fnum[server][conn][f] = smbcli_open(cli[server][conn]->tree, FILENAME,
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O_RDWR|O_CREAT,
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DENY_NONE);
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if (fnum[server][conn][f] == -1) {
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printf("failed to reopen on share%d\n", server);
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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 f=%u\n",
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conn, f);
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}
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break;
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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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int fnum[NSERVERS][NCONNECTIONS][NFILES])
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{
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int server, conn, f;
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for (server=0;server<NSERVERS;server++)
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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][conn][f] != -1) {
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smbcli_close(cli[server][conn]->tree, fnum[server][conn][f]);
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fnum[server][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]->tree, 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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int fnum[NSERVERS][NCONNECTIONS][NFILES])
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{
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int server, conn, f;
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for (server=0;server<NSERVERS;server++)
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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][conn][f] = smbcli_open(cli[server][conn]->tree, FILENAME,
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O_RDWR|O_CREAT,
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DENY_NONE);
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if (fnum[server][conn][f] == -1) {
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fprintf(stderr,"Failed to open fnum[%u][%u][%u]\n",
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server, 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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int fnum[NSERVERS][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, 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 int test_locks(struct tevent_context *ev,
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struct loadparm_context *lp_ctx,
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TALLOC_CTX *mem_ctx,
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char *share[NSERVERS])
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{
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struct smbcli_state *cli[NSERVERS][NCONNECTIONS];
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int fnum[NSERVERS][NCONNECTIONS][NFILES];
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int n, i, n1, skip, r1, r2;
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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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#if PRESETS
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if (n < sizeof(preset) / sizeof(preset[0])) {
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recorded[n] = preset[n];
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} else {
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#endif
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recorded[n].conn = random() % NCONNECTIONS;
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recorded[n].f = random() % NFILES;
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recorded[n].start = lock_base + ((unsigned int)random() % (lock_range-1));
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recorded[n].len = min_length +
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random() % (lock_range-(recorded[n].start-lock_base));
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recorded[n].start *= RANGE_MULTIPLE;
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recorded[n].len *= RANGE_MULTIPLE;
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recorded[n].pid = random()%3;
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if (recorded[n].pid == 2) {
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recorded[n].pid = 0xFFFF; /* see if its magic */
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}
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r1 = random() % 100;
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r2 = random() % 100;
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if (r1 < READ_PCT) {
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recorded[n].lock_type = READ_LOCK;
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} else {
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recorded[n].lock_type = WRITE_LOCK;
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}
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if (r2 < LOCK_PCT) {
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recorded[n].lock_op = OP_LOCK;
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} else if (r2 < UNLOCK_PCT) {
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recorded[n].lock_op = OP_UNLOCK;
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} else {
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recorded[n].lock_op = OP_REOPEN;
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}
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recorded[n].needed = true;
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if (!zero_zero && recorded[n].start==0 && recorded[n].len==0) {
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recorded[n].len = 1;
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}
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#if PRESETS
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}
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#endif
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}
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reconnect(ev, lp_ctx, mem_ctx, cli, fnum, share);
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open_files(cli, fnum);
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n = retest(cli, fnum, numops);
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if (n == numops || !analyze) {
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if (n != numops) {
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return 1;
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}
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return 0;
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}
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n++;
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skip = n/2;
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while (1) {
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n1 = n;
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close_files(cli, fnum);
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reconnect(ev, lp_ctx, mem_ctx, cli, fnum, share);
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open_files(cli, fnum);
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for (i=0;i<n-skip;i+=skip) {
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int m, j;
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printf("excluding %d-%d\n", i, i+skip-1);
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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(ev, lp_ctx, mem_ctx, 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("{%d, %d, %u, %u, %.0f, %.0f, %u},\n",
|
|
recorded[i].lock_op,
|
|
recorded[i].lock_type,
|
|
recorded[i].conn,
|
|
recorded[i].f,
|
|
(double)recorded[i].start,
|
|
(double)recorded[i].len,
|
|
recorded[i].needed);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
|
|
static void usage(poptContext pc)
|
|
{
|
|
printf("Usage:\n\tlocktest //server1/share1 //server2/share2 [options..]\n");
|
|
poptPrintUsage(pc, stdout, 0);
|
|
}
|
|
|
|
/****************************************************************************
|
|
main program
|
|
****************************************************************************/
|
|
int main(int argc, const char *argv[])
|
|
{
|
|
char *share[NSERVERS];
|
|
int opt;
|
|
int seed, server;
|
|
int username_count=0;
|
|
struct tevent_context *ev;
|
|
struct loadparm_context *lp_ctx;
|
|
poptContext pc;
|
|
int argc_new, i;
|
|
char **argv_new;
|
|
enum {OPT_UNCLIST=1000};
|
|
struct poptOption long_options[] = {
|
|
POPT_AUTOHELP
|
|
{"seed", 0, POPT_ARG_INT, &seed, 0, "Seed to use for randomizer", NULL},
|
|
{"num-ops", 0, POPT_ARG_INT, &numops, 0, "num ops", NULL},
|
|
{"lockrange", 0, POPT_ARG_INT, &lock_range,0, "locking range", NULL},
|
|
{"lockbase", 0, POPT_ARG_INT, &lock_base, 0, "locking base", NULL},
|
|
{"minlength", 0, POPT_ARG_INT, &min_length,0, "min lock length", NULL},
|
|
{"hidefails", 0, POPT_ARG_NONE, &hide_unlock_fails,0,"hide unlock fails", NULL},
|
|
{"oplocks", 0, POPT_ARG_NONE, &use_oplocks,0, "use oplocks", NULL},
|
|
{"showall", 0, POPT_ARG_NONE, &showall, 0, "display all operations", NULL},
|
|
{"analyse", 0, POPT_ARG_NONE, &analyze, 0, "do backtrack analysis", NULL},
|
|
{"zerozero", 0, POPT_ARG_NONE, &zero_zero, 0, "do zero/zero lock", NULL},
|
|
{"exacterrors", 0, POPT_ARG_NONE, &exact_error_codes,0,"use exact error codes", NULL},
|
|
{"unclist", 0, POPT_ARG_STRING, NULL, OPT_UNCLIST, "unclist", NULL},
|
|
{ "user", 'U', POPT_ARG_STRING, NULL, 'U', "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" },
|
|
POPT_COMMON_SAMBA
|
|
POPT_COMMON_CONNECTION
|
|
POPT_COMMON_CREDENTIALS
|
|
POPT_COMMON_VERSION
|
|
{ NULL }
|
|
};
|
|
|
|
setlinebuf(stdout);
|
|
seed = time(NULL);
|
|
|
|
pc = poptGetContext("locktest", argc, argv, long_options,
|
|
POPT_CONTEXT_KEEP_FIRST);
|
|
|
|
poptSetOtherOptionHelp(pc, "<unc1> <unc2>");
|
|
|
|
lp_ctx = cmdline_lp_ctx;
|
|
servers[0] = cli_credentials_init(talloc_autofree_context());
|
|
servers[1] = cli_credentials_init(talloc_autofree_context());
|
|
cli_credentials_guess(servers[0], lp_ctx);
|
|
cli_credentials_guess(servers[1], lp_ctx);
|
|
|
|
while((opt = poptGetNextOpt(pc)) != -1) {
|
|
switch (opt) {
|
|
case OPT_UNCLIST:
|
|
lpcfg_set_cmdline(cmdline_lp_ctx, "torture:unclist", poptGetOptArg(pc));
|
|
break;
|
|
case 'U':
|
|
if (username_count == 2) {
|
|
usage(pc);
|
|
exit(1);
|
|
}
|
|
cli_credentials_parse_string(servers[username_count], poptGetOptArg(pc), CRED_SPECIFIED);
|
|
username_count++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
argv_new = discard_const_p(char *, poptGetArgs(pc));
|
|
argc_new = argc;
|
|
for (i=0; i<argc; i++) {
|
|
if (argv_new[i] == NULL) {
|
|
argc_new = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!(argc_new >= 3)) {
|
|
usage(pc);
|
|
exit(1);
|
|
}
|
|
|
|
setup_logging("locktest", DEBUG_STDOUT);
|
|
|
|
for (server=0;server<NSERVERS;server++) {
|
|
share[server] = argv_new[1+server];
|
|
all_string_sub(share[server],"/","\\",0);
|
|
}
|
|
|
|
lp_ctx = cmdline_lp_ctx;
|
|
|
|
if (username_count == 0) {
|
|
usage(pc);
|
|
return -1;
|
|
}
|
|
if (username_count == 1) {
|
|
servers[1] = servers[0];
|
|
}
|
|
|
|
ev = s4_event_context_init(talloc_autofree_context());
|
|
|
|
gensec_init();
|
|
|
|
DEBUG(0,("seed=%u base=%d range=%d min_length=%d\n",
|
|
seed, lock_base, lock_range, min_length));
|
|
srandom(seed);
|
|
|
|
return test_locks(ev, lp_ctx, NULL, share);
|
|
}
|
|
|