diff options
Diffstat (limited to 'source4/torture/gentest_smb2.c')
| -rw-r--r-- | source4/torture/gentest_smb2.c | 1907 |
1 files changed, 1907 insertions, 0 deletions
diff --git a/source4/torture/gentest_smb2.c b/source4/torture/gentest_smb2.c new file mode 100644 index 0000000000..6546ba6768 --- /dev/null +++ b/source4/torture/gentest_smb2.c @@ -0,0 +1,1907 @@ +/* + Unix SMB/CIFS implementation. + + generic testing tool - version with SMB2 support + + Copyright (C) Andrew Tridgell 2003-2008 + + 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 "lib/cmdline/popt_common.h" +#include "lib/events/events.h" +#include "system/time.h" +#include "system/filesys.h" +#include "libcli/raw/request.h" +#include "libcli/libcli.h" +#include "libcli/raw/libcliraw.h" +#include "libcli/smb2/smb2.h" +#include "libcli/smb2/smb2_calls.h" +#include "librpc/gen_ndr/security.h" +#include "auth/credentials/credentials.h" +#include "libcli/resolve/resolve.h" +#include "auth/gensec/gensec.h" +#include "param/param.h" +#include "dynconfig.h" + +#define NSERVERS 2 +#define NINSTANCES 2 + +/* global options */ +static struct gentest_options { + int showall; + int analyze; + int analyze_always; + int analyze_continuous; + uint_t max_open_handles; + uint_t seed; + uint_t numops; + int use_oplocks; + char **ignore_patterns; + const char *seeds_file; + int use_preset_seeds; + int fast_reconnect; + int mask_indexing; + int no_eas; +} options; + +/* mapping between open handles on the server and local handles */ +static struct { + bool active; + uint_t instance; + struct smb2_handle server_handle[NSERVERS]; + const char *name; +} *open_handles; +static uint_t num_open_handles; + +/* state information for the servers. We open NINSTANCES connections to + each server */ +static struct { + struct smb2_tree *tree[NINSTANCES]; + char *server_name; + char *share_name; + struct cli_credentials *credentials; +} servers[NSERVERS]; + +/* the seeds and flags for each operation */ +static struct { + uint_t seed; + bool disabled; +} *op_parms; + + +/* oplock break info */ +static struct { + bool got_break; + struct smb2_handle server_handle; + uint16_t handle; + uint8_t level; + bool do_close; +} oplocks[NSERVERS][NINSTANCES]; + +/* change notify reply info */ +static struct { + int notify_count; + NTSTATUS status; + union smb_notify notify; +} notifies[NSERVERS][NINSTANCES]; + +/* info relevant to the current operation */ +static struct { + const char *name; + uint_t seed; + NTSTATUS status; + uint_t opnum; + TALLOC_CTX *mem_ctx; +} current_op; + +static struct smb2_handle bad_smb2_handle; + + +#define BAD_HANDLE 0xFFFE + +static bool oplock_handler(struct smbcli_transport *transport, uint16_t tid, uint16_t fnum, uint8_t level, void *private); +static void idle_func(struct smb2_transport *transport, void *private); + +/* + check if a string should be ignored. This is used as the basis + for all error ignore settings +*/ +static bool ignore_pattern(const char *str) +{ + int i; + if (!options.ignore_patterns) return false; + + for (i=0;options.ignore_patterns[i];i++) { + if (strcmp(options.ignore_patterns[i], str) == 0 || + gen_fnmatch(options.ignore_patterns[i], str) == 0) { + DEBUG(2,("Ignoring '%s'\n", str)); + return true; + } + } + return false; +} + +/***************************************************** +connect to the servers +*******************************************************/ +static bool connect_servers_fast(void) +{ + int h, i; + + /* close all open files */ + for (h=0;h<options.max_open_handles;h++) { + if (!open_handles[h].active) continue; + for (i=0;i<NSERVERS;i++) { + NTSTATUS status = smb2_util_close(servers[i].tree[open_handles[h].instance], + open_handles[h].server_handle[i]); + if (NT_STATUS_IS_ERR(status)) { + return false; + } + open_handles[h].active = false; + } + } + + return true; +} + + + + +/***************************************************** +connect to the servers +*******************************************************/ +static bool connect_servers(struct event_context *ev, + struct loadparm_context *lp_ctx) +{ + int i, j; + + if (options.fast_reconnect && servers[0].tree[0]) { + if (connect_servers_fast()) { + return true; + } + } + + /* close any existing connections */ + for (i=0;i<NSERVERS;i++) { + for (j=0;j<NINSTANCES;j++) { + if (servers[i].tree[j]) { + smb2_tdis(servers[i].tree[j]); + talloc_free(servers[i].tree[j]); + servers[i].tree[j] = NULL; + } + } + } + + for (i=0;i<NSERVERS;i++) { + for (j=0;j<NINSTANCES;j++) { + NTSTATUS status; + printf("Connecting to \\\\%s\\%s as %s - instance %d\n", + servers[i].server_name, servers[i].share_name, + servers[i].credentials->username, j); + + cli_credentials_set_workstation(servers[i].credentials, + "gentest", CRED_SPECIFIED); + + status = smb2_connect(NULL, servers[i].server_name, + servers[i].share_name, + lp_resolve_context(lp_ctx), + servers[i].credentials, + &servers[i].tree[j], + ev); + if (!NT_STATUS_IS_OK(status)) { + printf("Failed to connect to \\\\%s\\%s - %s\n", + servers[i].server_name, servers[i].share_name, + nt_errstr(status)); + return false; + } + +// smb2_oplock_handler(servers[i].cli[j]->transport, oplock_handler, NULL); + smb2_transport_idle_handler(servers[i].tree[j]->session->transport, idle_func, 50000, NULL); + } + } + + return true; +} + +/* + work out the time skew between the servers - be conservative +*/ +static uint_t time_skew(void) +{ + uint_t ret; + ret = labs(servers[0].tree[0]->session->transport->negotiate.system_time - + servers[1].tree[0]->session->transport->negotiate.system_time); + return ret + 300; +} + + +static bool smb2_handle_equal(const struct smb2_handle *h1, const struct smb2_handle *h2) +{ + return memcmp(h1, h2, sizeof(struct smb2_handle)) == 0; +} + +/* + turn a server handle into a local handle +*/ +static uint_t fnum_to_handle(int server, int instance, struct smb2_handle server_handle) +{ + uint_t i; + for (i=0;i<options.max_open_handles;i++) { + if (!open_handles[i].active || + instance != open_handles[i].instance) continue; + if (smb2_handle_equal(&open_handles[i].server_handle[server], &server_handle)) { + return i; + } + } + printf("Invalid server handle in fnum_to_handle on server %d instance %d\n", + server, instance); + return BAD_HANDLE; +} + +/* + add some newly opened handles +*/ +static void gen_add_handle(int instance, const char *name, struct smb2_handle handles[NSERVERS]) +{ + int i, h; + for (h=0;h<options.max_open_handles;h++) { + if (!open_handles[h].active) break; + } + if (h == options.max_open_handles) { + /* we have to force close a random handle */ + h = random() % options.max_open_handles; + for (i=0;i<NSERVERS;i++) { + NTSTATUS status; + status = smb2_util_close(servers[i].tree[open_handles[h].instance], + open_handles[h].server_handle[i]); + if (NT_STATUS_IS_ERR(status)) { + printf("INTERNAL ERROR: Close failed when recovering handle! - %s\n", + nt_errstr(status)); + } + } + printf("Recovered handle %d\n", h); + num_open_handles--; + } + for (i=0;i<NSERVERS;i++) { + open_handles[h].server_handle[i] = handles[i]; + open_handles[h].instance = instance; + open_handles[h].active = true; + open_handles[h].name = name; + } + num_open_handles++; + + printf("OPEN num_open_handles=%d h=%d (%s)\n", + num_open_handles, h, name); +} + +/* + remove a closed handle +*/ +static void gen_remove_handle(int instance, struct smb2_handle handles[NSERVERS]) +{ + int h; + for (h=0;h<options.max_open_handles;h++) { + if (instance == open_handles[h].instance && + smb2_handle_equal(&open_handles[h].server_handle[0], &handles[0])) { + open_handles[h].active = false; + num_open_handles--; + printf("CLOSE num_open_handles=%d h=%d (%s)\n", + num_open_handles, h, + open_handles[h].name); + return; + } + } + printf("Removing invalid handle!?\n"); + exit(1); +} + +/* + return true with 'chance' probability as a percentage +*/ +static bool gen_chance(uint_t chance) +{ + return ((random() % 100) <= chance); +} + +/* + map an internal handle number to a server handle +*/ +static struct smb2_handle gen_lookup_handle(int server, uint16_t handle) +{ + if (handle == BAD_HANDLE) return bad_smb2_handle; + return open_handles[handle].server_handle[server]; +} + +/* + return a file handle +*/ +static uint16_t gen_fnum(int instance) +{ + uint16_t h; + int count = 0; + + if (gen_chance(20)) return BAD_HANDLE; + + while (num_open_handles > 0 && count++ < 10*options.max_open_handles) { + h = random() % options.max_open_handles; + if (open_handles[h].active && + open_handles[h].instance == instance) { + return h; + } + } + return BAD_HANDLE; +} + +/* + return a file handle, but skewed so we don't close the last + couple of handles too readily +*/ +static uint16_t gen_fnum_close(int instance) +{ + if (num_open_handles < 5) { + if (gen_chance(90)) return BAD_HANDLE; + } + + return gen_fnum(instance); +} + +/* + generate an integer in a specified range +*/ +static int gen_int_range(uint64_t min, uint64_t max) +{ + uint_t r = random(); + return min + (r % (1+max-min)); +} + +/* + return a fnum for use as a root fid + be careful to call GEN_SET_FNUM() when you use this! +*/ +static uint16_t gen_root_fid(int instance) +{ + if (gen_chance(5)) return gen_fnum(instance); + return 0; +} + +/* + generate a file offset +*/ +static int gen_offset(void) +{ + if (gen_chance(20)) return 0; +// if (gen_chance(5)) return gen_int_range(0, 0xFFFFFFFF); + return gen_int_range(0, 1024*1024); +} + +/* + generate a io count +*/ +static int gen_io_count(void) +{ + if (gen_chance(20)) return 0; +// if (gen_chance(5)) return gen_int_range(0, 0xFFFFFFFF); + return gen_int_range(0, 4096); +} + +/* + generate a filename +*/ +static const char *gen_fname(void) +{ + const char *names[] = {"gentest\\gentest.dat", + "gentest\\foo", + "gentest\\foo2.sym", + "gentest\\foo3.dll", + "gentest\\foo4", + "gentest\\foo4:teststream1", + "gentest\\foo4:teststream2", + "gentest\\foo5.exe", + "gentest\\foo5.exe:teststream3", + "gentest\\foo5.exe:teststream4", + "gentest\\foo6.com", + "gentest\\blah", + "gentest\\blah\\blergh.txt", + "gentest\\blah\\blergh2", + "gentest\\blah\\blergh3.txt", + "gentest\\blah\\blergh4", + "gentest\\blah\\blergh5.txt", + "gentest\\blah\\blergh5", + "gentest\\blah\\.", +#if 0 + /* this causes problem with w2k3 */ + "gentest\\blah\\..", +#endif + "gentest\\a_very_long_name.bin", + "gentest\\x.y", + "gentest\\blah"}; + int i; + + do { + i = gen_int_range(0, ARRAY_SIZE(names)-1); + } while (ignore_pattern(names[i])); + + return names[i]; +} + +/* + generate a filename with a higher chance of choosing an already + open file +*/ +static const char *gen_fname_open(int instance) +{ + uint16_t h; + h = gen_fnum(instance); + if (h == BAD_HANDLE) { + return gen_fname(); + } + return open_handles[h].name; +} + +/* + generate a wildcard pattern +*/ +static const char *gen_pattern(void) +{ + int i; + const char *names[] = {"gentest\\*.dat", + "gentest\\*", + "gentest\\*.*", + "gentest\\blah\\*.*", + "gentest\\blah\\*", + "gentest\\?"}; + + if (gen_chance(50)) return gen_fname(); + + do { + i = gen_int_range(0, ARRAY_SIZE(names)-1); + } while (ignore_pattern(names[i])); + + return names[i]; +} + +static uint32_t gen_bits_levels(int nlevels, ...) +{ + va_list ap; + uint32_t pct; + uint32_t mask; + int i; + va_start(ap, nlevels); + for (i=0;i<nlevels;i++) { + pct = va_arg(ap, uint32_t); + mask = va_arg(ap, uint32_t); + if (pct == 100 || gen_chance(pct)) { + va_end(ap); + return mask & random(); + } + } + va_end(ap); + return 0; +} + +/* + generate a bitmask +*/ +static uint32_t gen_bits_mask(uint_t mask) +{ + uint_t ret = random(); + return ret & mask; +} + +/* + generate a bitmask with high probability of the first mask + and low of the second +*/ +static uint32_t gen_bits_mask2(uint32_t mask1, uint32_t mask2) +{ + if (gen_chance(10)) return gen_bits_mask(mask2); + return gen_bits_mask(mask1); +} + +/* + generate a boolean +*/ +static bool gen_bool(void) +{ + return gen_bits_mask2(0x1, 0xFF); +} + +/* + generate ntrename flags +*/ +static uint16_t gen_rename_flags(void) +{ + if (gen_chance(30)) return RENAME_FLAG_RENAME; + if (gen_chance(30)) return RENAME_FLAG_HARD_LINK; + if (gen_chance(30)) return RENAME_FLAG_COPY; + return gen_bits_mask(0xFFFF); +} + + +/* + return a set of lock flags +*/ +static uint16_t gen_lock_flags(void) +{ + if (gen_chance(5)) return gen_bits_mask(0xFFFF); + if (gen_chance(20)) return gen_bits_mask(0x1F); + if (gen_chance(50)) return SMB2_LOCK_FLAG_UNLOCK; + return gen_bits_mask(SMB2_LOCK_FLAG_SHARED | + SMB2_LOCK_FLAG_EXCLUSIVE | + SMB2_LOCK_FLAG_FAIL_IMMEDIATELY); +} + +/* + generate a lock count +*/ +static off_t gen_lock_count(void) +{ + return gen_int_range(0, 3); +} + +/* + generate a ntcreatex flags field +*/ +static uint32_t gen_ntcreatex_flags(void) +{ + if (gen_chance(70)) return NTCREATEX_FLAGS_EXTENDED; + return gen_bits_mask2(0x1F, 0xFFFFFFFF); +} + +/* + generate a NT access mask +*/ +static uint32_t gen_access_mask(void) +{ + if (gen_chance(70)) return SEC_FLAG_MAXIMUM_ALLOWED; + if (gen_chance(70)) return SEC_FILE_ALL; + return gen_bits_mask(0xFFFFFFFF); +} + +/* + generate a ntcreatex create options bitfield +*/ +static uint32_t gen_create_options(void) +{ + if (gen_chance(20)) return gen_bits_mask(0xFFFFFFFF); + if (gen_chance(50)) return 0; + return gen_bits_mask(NTCREATEX_OPTIONS_DELETE_ON_CLOSE | NTCREATEX_OPTIONS_DIRECTORY); +} + +/* + generate a ntcreatex open disposition +*/ +static uint32_t gen_open_disp(void) +{ + if (gen_chance(50)) return NTCREATEX_DISP_OPEN_IF; + if (gen_chance(10)) return gen_bits_mask(0xFFFFFFFF); + return gen_int_range(0, 5); +} + +/* + generate a file attrib combination +*/ +static uint32_t gen_attrib(void) +{ + if (gen_chance(20)) return gen_bits_mask(0xFFFFFFFF); + return gen_bits_mask(FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_DIRECTORY); +} + +/* + generate a unix timestamp +*/ +static time_t gen_timet(void) +{ + if (gen_chance(30)) return 0; + return (time_t)random(); +} + +/* + generate a unix timestamp +*/ +static NTTIME gen_nttime(void) +{ + NTTIME ret; + unix_to_nt_time(&ret, gen_timet()); + return ret; +} + +/* + generate a milliseconds protocol timeout +*/ +static uint32_t gen_timeout(void) +{ + if (gen_chance(98)) return 0; + return random() % 50; +} + +/* + generate a file allocation size +*/ +static uint_t gen_alloc_size(void) +{ + uint_t ret; + + if (gen_chance(30)) return 0; + + ret = random() % 4*1024*1024; + /* give a high chance of a round number */ + if (gen_chance(60)) { + ret &= ~(1024*1024 - 1); + } + return ret; +} + +/* + generate an ea_struct +*/ +static struct ea_struct gen_ea_struct(void) +{ + struct ea_struct ea; + const char *names[] = {"EAONE", + "", + "FOO!", + " WITH SPACES ", + ".", + "AVERYLONGATTRIBUTENAME"}; + const char *values[] = {"VALUE1", + "", + "NOT MUCH FOO", + " LEADING SPACES ", + ":", + "ASOMEWHATLONGERATTRIBUTEVALUE"}; + int i; + + ZERO_STRUCT(ea); + + do { + i = gen_int_range(0, ARRAY_SIZE(names)-1); + } while (ignore_pattern(names[i])); + + ea.name.s = names[i]; + + do { + i = gen_int_range(0, ARRAY_SIZE(values)-1); + } while (ignore_pattern(values[i])); + + ea.value = data_blob(values[i], strlen(values[i])); + + if (gen_chance(10)) ea.flags = gen_bits_mask(0xFF); + ea.flags = 0; + + return ea; +} + +/* + generate an ea_struct +*/ +static struct smb_ea_list gen_ea_list(void) +{ + struct smb_ea_list eas; + int i; + if (options.no_eas) { + ZERO_STRUCT(eas); + return eas; + } + eas.num_eas = gen_int_range(0, 3); + eas.eas = talloc_array(current_op.mem_ctx, struct ea_struct, eas.num_eas); + for (i=0;i<eas.num_eas;i++) { + eas.eas[i] = gen_ea_struct(); + } + return eas; +} + +/* + the idle function tries to cope with getting an oplock break on a connection, and + an operation on another connection blocking until that break is acked + we check for operations on all transports in the idle function +*/ +static void idle_func(struct smb2_transport *transport, void *private) +{ + int i, j; + for (i=0;i<NSERVERS;i++) { + for (j=0;j<NINSTANCES;j++) { + if (servers[i].tree[j] && + transport != servers[i].tree[j]->session->transport) { + // smb2_transport_process(servers[i].tree[j]->session->transport); + } + } + } + +} + + +/* + compare NTSTATUS, using checking ignored patterns +*/ +static bool compare_status(NTSTATUS status1, NTSTATUS status2) +{ + if (NT_STATUS_EQUAL(status1, status2)) return true; + + /* one code being an error and the other OK is always an error */ + if (NT_STATUS_IS_OK(status1) || NT_STATUS_IS_OK(status2)) return false; + + /* if we are ignoring one of the status codes then consider this a match */ + if (ignore_pattern(nt_errstr(status1)) || + ignore_pattern(nt_errstr(status2))) { + return true; + } + return false; +} + + +/* + check for pending packets on all connections +*/ +static void check_pending(void) +{ + int i, j; + + msleep(20); + + for (j=0;j<NINSTANCES;j++) { + for (i=0;i<NSERVERS;i++) { + // smb2_transport_process(servers[i].tree[j]->session->transport); + } + } +} + +/* + check that the same oplock breaks have been received by all instances +*/ +static bool check_oplocks(const char *call) +{ +#if 0 + int i, j; + int tries = 0; + +again: + check_pending(); + + for (j=0;j<NINSTANCES;j++) { + for (i=1;i<NSERVERS;i++) { + if (oplocks[0][j].got_break != oplocks[i][j].got_break || + oplocks[0][j].handle != oplocks[i][j].handle || + oplocks[0][j].level != oplocks[i][j].level) { + if (tries++ < 10) goto again; + printf("oplock break inconsistent - %d/%d/%d vs %d/%d/%d\n", + oplocks[0][j].got_break, + oplocks[0][j].handle, + oplocks[0][j].level, + oplocks[i][j].got_break, + oplocks[i][j].handle, + oplocks[i][j].level); + return false; + } + } + } + + /* if we got a break and closed then remove the handle */ + for (j=0;j<NINSTANCES;j++) { + if (oplocks[0][j].got_break && + oplocks[0][j].do_close) { + uint16_t fnums[NSERVERS]; + for (i=0;i<NSERVERS;i++) { + fnums[i] = oplocks[i][j].fnum; + } + gen_remove_handle(j, fnums); + break; + } + } +#endif + return true; +} + + +/* + check that the same change notify info has been received by all instances +*/ +static bool check_notifies(const char *call) +{ +#if 0 + int i, j; + int tries = 0; + +again: + check_pending(); + + for (j=0;j<NINSTANCES;j++) { + for (i=1;i<NSERVERS;i++) { + int n; + union smb_notify not1, not2; + + if (notifies[0][j].notify_count != notifies[i][j].notify_count) { + if (tries++ < 10) goto again; + printf("Notify count inconsistent %d %d\n", + notifies[0][j].notify_count, + notifies[i][j].notify_count); + return false; + } + + if (notifies[0][j].notify_count == 0) continue; + + if (!NT_STATUS_EQUAL(notifies[0][j].status, + notifies[i][j].status)) { + printf("Notify status mismatch - %s - %s\n", + nt_errstr(notifies[0][j].status), + nt_errstr(notifies[i][j].status)); + return false; + } + + if (!NT_STATUS_IS_OK(notifies[0][j].status)) { + continue; + } + + not1 = notifies[0][j].notify; + not2 = notifies[i][j].notify; + + for (n=0;n<not1.nttrans.out.num_changes;n++) { + if (not1.nttrans.out.changes[n].action != + not2.nttrans.out.changes[n].action) { + printf("Notify action %d inconsistent %d %d\n", n, + not1.nttrans.out.changes[n].action, + not2.nttrans.out.changes[n].action); + return false; + } + if (strcmp(not1.nttrans.out.changes[n].name.s, + not2.nttrans.out.changes[n].name.s)) { + printf("Notify name %d inconsistent %s %s\n", n, + not1.nttrans.out.changes[n].name.s, + not2.nttrans.out.changes[n].name.s); + return false; + } + if (not1.nttrans.out.changes[n].name.private_length != + not2.nttrans.out.changes[n].name.private_length) { + printf("Notify name length %d inconsistent %d %d\n", n, + not1.nttrans.out.changes[n].name.private_length, + not2.nttrans.out.changes[n].name.private_length); + return false; + } + } + } + } + + ZERO_STRUCT(notifies); + +#endif + return true; +} + +#define GEN_COPY_PARM do { \ + int i; \ + for (i=1;i<NSERVERS;i++) { \ + parm[i] = parm[0]; \ + } \ +} while (0) + +#define GEN_CALL(call) do { \ + int i; \ + ZERO_STRUCT(oplocks); \ + ZERO_STRUCT(notifies); \ + for (i=0;i<NSERVERS;i++) { \ + struct smb2_tree *tree = servers[i].tree[instance]; \ + status[i] = call; \ + } \ + current_op.status = status[0]; \ + for (i=1;i<NSERVERS;i++) { \ + if (!compare_status(status[i], status[0])) { \ + printf("status different in %s - %s %s\n", #call, \ + nt_errstr(status[0]), nt_errstr(status[i])); \ + return false; \ + } \ + } \ + if (!check_oplocks(#call)) return false; \ + if (!check_notifies(#call)) return false; \ + if (!NT_STATUS_IS_OK(status[0])) { \ + return true; \ + } \ +} while(0) + +#define ADD_HANDLE(name, field) do { \ + struct smb2_handle handles[NSERVERS]; \ + int i; \ + for (i=0;i<NSERVERS;i++) { \ + handles[i] = parm[i].field; \ + } \ + gen_add_handle(instance, name, handles); \ +} while(0) + +#define REMOVE_HANDLE(field) do { \ + struct smb2_handle handles[NSERVERS]; \ + int i; \ + for (i=0;i<NSERVERS;i++) { \ + handles[i] = parm[i].field; \ + } \ + gen_remove_handle(instance, handles); \ +} while(0) + +#define GEN_SET_FNUM(field) do { \ + int i; \ + for (i=0;i<NSERVERS;i++) { \ + parm[i].field = gen_lookup_handle(i, parm[i].field.data[0]); \ + } \ +} while(0) + +#define CHECK_EQUAL(field) do { \ + if (parm[0].field != parm[1].field && !ignore_pattern(#field)) { \ + printf("Mismatch in %s - 0x%llx 0x%llx\n", #field, \ + (unsigned long long)parm[0].field, (unsigned long long)parm[1].field); \ + return false; \ + } \ +} while(0) + +#define CHECK_ATTRIB(field) do { \ + if (!options.mask_indexing) { \ + CHECK_EQUAL(field); \ + } else if ((~FILE_ATTRIBUTE_NONINDEXED & parm[0].field) != (~FILE_ATTRIBUTE_NONINDEXED & parm[1].field) && !ignore_pattern(#field)) { \ + printf("Mismatch in %s - 0x%x 0x%x\n", #field, \ + (int)parm[0].field, (int)parm[1].field); \ + return false; \ + } \ +} while(0) + +#define CHECK_WSTR_EQUAL(field) do { \ + if ((!parm[0].field.s && parm[1].field.s) || (parm[0].field.s && !parm[1].field.s)) { \ + printf("%s is NULL!\n", #field); \ + return false; \ + } \ + if (parm[0].field.s && strcmp(parm[0].field.s, parm[1].field.s) != 0 && !ignore_pattern(#field)) { \ + printf("Mismatch in %s - %s %s\n", #field, \ + parm[0].field.s, parm[1].field.s); \ + return false; \ + } \ + CHECK_EQUAL(field.private_length); \ +} while(0) + +#define CHECK_BLOB_EQUAL(field) do { \ + if (memcmp(parm[0].field.data, parm[1].field.data, parm[0].field.length) != 0 && !ignore_pattern(#field)) { \ + printf("Mismatch in %s\n", #field); \ + return false; \ + } \ + CHECK_EQUAL(field.length); \ +} while(0) + +#define CHECK_TIMES_EQUAL(field) do { \ + if (labs(parm[0].field - parm[1].field) > time_skew() && \ + !ignore_pattern(#field)) { \ + printf("Mismatch in %s - 0x%x 0x%x\n", #field, \ + (int)parm[0].field, (int)parm[1].field); \ + return false; \ + } \ +} while(0) + +#define CHECK_NTTIMES_EQUAL(field) do { \ + if (labs(nt_time_to_unix(parm[0].field) - \ + nt_time_to_unix(parm[1].field)) > time_skew() && \ + !ignore_pattern(#field)) { \ + printf("Mismatch in %s - 0x%x 0x%x\n", #field, \ + (int)nt_time_to_unix(parm[0].field), \ + (int)nt_time_to_unix(parm[1].field)); \ + return false; \ + } \ +} while(0) + +/* + generate ntcreatex operations +*/ +static bool handler_create(int instance) +{ + struct smb2_create parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + ZERO_STRUCT(parm[0]); + parm[0].in.security_flags = gen_bits_levels(3, 90, 0x0, 70, 0x3, 100, 0xFF); + parm[0].in.oplock_level = gen_bits_levels(3, 90, 0x0, 70, 0x9, 100, 0xFF); + parm[0].in.impersonation_level = gen_bits_levels(3, 90, 0x0, 70, 0x3, 100, 0xFFFFFFFF); + parm[0].in.create_flags = gen_bits_levels(2, 90, 0x0, 100, 0xFFFFFFFF); + if (gen_chance(2)) { + parm[0].in.create_flags |= gen_bits_mask(0xFFFFFFFF); + } + parm[0].in.reserved = gen_bits_levels(2, 95, 0x0, 100, 0xFFFFFFFF); + if (gen_chance(2)) { + parm[0].in.reserved |= gen_bits_mask(0xFFFFFFFF); + } + parm[0].in.desired_access = gen_access_mask(); + parm[0].in.file_attributes = gen_attrib(); + parm[0].in.share_access = gen_bits_mask2(0x7, 0xFFFFFFFF); + parm[0].in.create_disposition = gen_open_disp(); + parm[0].in.create_options = gen_create_options(); + parm[0].in.fname = gen_fname_open(instance); + parm[0].in.eas = gen_ea_list(); + + if (!options.use_oplocks) { + /* mask out oplocks */ + parm[0].in.oplock_level = 0; + } + + GEN_COPY_PARM; + GEN_CALL(smb2_create(tree, current_op.mem_ctx, &parm[i])); + + CHECK_EQUAL(out.oplock_level); + CHECK_EQUAL(out.reserved); + CHECK_EQUAL(out.create_action); + CHECK_NTTIMES_EQUAL(out.create_time); + CHECK_NTTIMES_EQUAL(out.access_time); + CHECK_NTTIMES_EQUAL(out.write_time); + CHECK_NTTIMES_EQUAL(out.change_time); + CHECK_EQUAL(out.alloc_size); + CHECK_EQUAL(out.size); + CHECK_ATTRIB(out.file_attr); + CHECK_EQUAL(out.reserved2); + + /* ntcreatex creates a new file handle */ + ADD_HANDLE(parm[0].in.fname, out.file.handle); + + return true; +} + +/* + generate close operations +*/ +static bool handler_close(int instance) +{ + struct smb2_close parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + ZERO_STRUCT(parm[0]); + parm[0].in.file.handle.data[0] = gen_fnum_close(instance); + parm[0].in.flags = gen_bits_mask2(0x1, 0xFFFF); + + GEN_COPY_PARM; + GEN_SET_FNUM(in.file.handle); + GEN_CALL(smb2_close(tree, &parm[i])); + + CHECK_EQUAL(out.flags); + CHECK_EQUAL(out._pad); + CHECK_NTTIMES_EQUAL(out.create_time); + CHECK_NTTIMES_EQUAL(out.access_time); + CHECK_NTTIMES_EQUAL(out.write_time); + CHECK_NTTIMES_EQUAL(out.change_time); + CHECK_EQUAL(out.alloc_size); + CHECK_EQUAL(out.size); + CHECK_ATTRIB(out.file_attr); + + REMOVE_HANDLE(in.file.handle); + + return true; +} + +/* + generate read operations +*/ +static bool handler_read(int instance) +{ + struct smb2_read parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + parm[0].in.file.handle.data[0] = gen_fnum(instance); + parm[0].in.reserved = gen_bits_mask2(0x0, 0xFF); + parm[0].in.length = gen_io_count(); + parm[0].in.offset = gen_offset(); + parm[0].in.min_count = gen_io_count(); + parm[0].in.channel = gen_bits_mask2(0x0, 0xFFFFFFFF); + parm[0].in.remaining = gen_bits_mask2(0x0, 0xFFFFFFFF); + parm[0].in.channel_offset = gen_bits_mask2(0x0, 0xFFFF); + parm[0].in.channel_length = gen_bits_mask2(0x0, 0xFFFF); + + GEN_COPY_PARM; + GEN_SET_FNUM(in.file.handle); + GEN_CALL(smb2_read(tree, current_op.mem_ctx, &parm[i])); + + CHECK_EQUAL(out.remaining); + CHECK_EQUAL(out.reserved); + CHECK_EQUAL(out.data.length); + + return true; +} + +/* + generate write operations +*/ +static bool handler_write(int instance) +{ + struct smb2_write parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + parm[0].in.file.handle.data[0] = gen_fnum(instance); + parm[0].in.offset = gen_offset(); + parm[0].in.unknown1 = gen_bits_mask2(0, 0xFFFFFFFF); + parm[0].in.unknown2 = gen_bits_mask2(0, 0xFFFFFFFF); + parm[0].in.data = data_blob_talloc(current_op.mem_ctx, NULL, + gen_io_count()); + + GEN_COPY_PARM; + GEN_SET_FNUM(in.file.handle); + GEN_CALL(smb2_write(tree, &parm[i])); + + CHECK_EQUAL(out._pad); + CHECK_EQUAL(out.nwritten); + CHECK_EQUAL(out.unknown1); + + return true; +} + +/* + generate lockingx operations +*/ +static bool handler_lock(int instance) +{ + struct smb2_lock parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + int n; + + parm[0].level = RAW_LOCK_LOCKX; + parm[0].in.file.handle.data[0] = gen_fnum(instance); + parm[0].in.lock_count = gen_lock_count(); + parm[0].in.reserved = gen_bits_mask2(0, 0xFFFFFFFF); + + parm[0].in.locks = talloc_array(current_op.mem_ctx, + struct smb2_lock_element, + parm[0].in.lock_count); + for (n=0;n<parm[0].in.lock_count;n++) { + parm[0].in.locks[n].offset = gen_offset(); + parm[0].in.locks[n].length = gen_io_count(); + /* don't yet cope with async replies */ + parm[0].in.locks[n].flags = gen_lock_flags() | + SMB2_LOCK_FLAG_FAIL_IMMEDIATELY; + parm[0].in.locks[n].reserved = gen_bits_mask2(0x0, 0xFFFFFFFF); + } + + GEN_COPY_PARM; + GEN_SET_FNUM(in.file.handle); + GEN_CALL(smb2_lock(tree, &parm[i])); + + return true; +} + +/* + generate flush operations +*/ +static bool handler_flush(int instance) +{ + struct smb2_flush parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + ZERO_STRUCT(parm[0]); + parm[0].in.file.handle.data[0] = gen_fnum(instance); + parm[0].in.reserved1 = gen_bits_mask2(0x0, 0xFFFF); + parm[0].in.reserved2 = gen_bits_mask2(0x0, 0xFFFFFFFF); + + GEN_COPY_PARM; + GEN_SET_FNUM(in.file.handle); + GEN_CALL(smb2_flush(tree, &parm[i])); + + CHECK_EQUAL(out.reserved); + + return true; +} + +/* + generate echo operations +*/ +static bool handler_echo(int instance) +{ + NTSTATUS status[NSERVERS]; + + GEN_CALL(smb2_keepalive(tree->session->transport)); + + return true; +} + + + +/* + generate a fileinfo query structure +*/ +static void gen_fileinfo(int instance, union smb_fileinfo *info) +{ + int i; + #define LVL(v) {RAW_FILEINFO_ ## v, "RAW_FILEINFO_" #v} + struct { + enum smb_fileinfo_level level; + const char *name; + } levels[] = { + LVL(BASIC_INFORMATION), + LVL(STANDARD_INFORMATION), LVL(INTERNAL_INFORMATION), LVL(EA_INFORMATION), + LVL(ACCESS_INFORMATION), LVL(NAME_INFORMATION), LVL(POSITION_INFORMATION), + LVL(MODE_INFORMATION), LVL(ALIGNMENT_INFORMATION), LVL(SMB2_ALL_INFORMATION), + LVL(ALT_NAME_INFORMATION), LVL(STREAM_INFORMATION), LVL(COMPRESSION_INFORMATION), + LVL(NETWORK_OPEN_INFORMATION), LVL(ATTRIBUTE_TAG_INFORMATION), + LVL(SMB2_ALL_EAS), LVL(SMB2_ALL_INFORMATION), + }; + do { + i = gen_int_range(0, ARRAY_SIZE(levels)-1); + } while (ignore_pattern(levels[i].name)); + + info->generic.level = levels[i].level; +} + +/* + compare returned fileinfo structures +*/ +static bool cmp_fileinfo(int instance, + union smb_fileinfo parm[NSERVERS], + NTSTATUS status[NSERVERS]) +{ + int i; + + switch (parm[0].generic.level) { + case RAW_FILEINFO_GENERIC: + return false; + + case RAW_FILEINFO_BASIC_INFORMATION: + CHECK_NTTIMES_EQUAL(basic_info.out.create_time); + CHECK_NTTIMES_EQUAL(basic_info.out.access_time); + CHECK_NTTIMES_EQUAL(basic_info.out.write_time); + CHECK_NTTIMES_EQUAL(basic_info.out.change_time); + CHECK_ATTRIB(basic_info.out.attrib); + break; + + case RAW_FILEINFO_STANDARD_INFORMATION: + CHECK_EQUAL(standard_info.out.alloc_size); + CHECK_EQUAL(standard_info.out.size); + CHECK_EQUAL(standard_info.out.nlink); + CHECK_EQUAL(standard_info.out.delete_pending); + CHECK_EQUAL(standard_info.out.directory); + break; + + case RAW_FILEINFO_EA_INFORMATION: + CHECK_EQUAL(ea_info.out.ea_size); + break; + + case RAW_FILEINFO_NAME_INFORMATION: + CHECK_WSTR_EQUAL(name_info.out.fname); + break; + + case RAW_FILEINFO_ALT_NAME_INFORMATION: + CHECK_WSTR_EQUAL(alt_name_info.out.fname); + break; + + case RAW_FILEINFO_STREAM_INFORMATION: + CHECK_EQUAL(stream_info.out.num_streams); + for (i=0;i<parm[0].stream_info.out.num_streams;i++) { + CHECK_EQUAL(stream_info.out.streams[i].size); + CHECK_EQUAL(stream_info.out.streams[i].alloc_size); + CHECK_WSTR_EQUAL(stream_info.out.streams[i].stream_name); + } + break; + + case RAW_FILEINFO_COMPRESSION_INFORMATION: + CHECK_EQUAL(compression_info.out.compressed_size); + CHECK_EQUAL(compression_info.out.format); + CHECK_EQUAL(compression_info.out.unit_shift); + CHECK_EQUAL(compression_info.out.chunk_shift); + CHECK_EQUAL(compression_info.out.cluster_shift); + break; + + case RAW_FILEINFO_INTERNAL_INFORMATION: + CHECK_EQUAL(internal_information.out.file_id); + break; + + case RAW_FILEINFO_ACCESS_INFORMATION: + CHECK_EQUAL(access_information.out.access_flags); + break; + + case RAW_FILEINFO_POSITION_INFORMATION: + CHECK_EQUAL(position_information.out.position); + break; + + case RAW_FILEINFO_MODE_INFORMATION: + CHECK_EQUAL(mode_information.out.mode); + break; + + case RAW_FILEINFO_ALIGNMENT_INFORMATION: + CHECK_EQUAL(alignment_information.out.alignment_requirement); + break; + + case RAW_FILEINFO_NETWORK_OPEN_INFORMATION: + CHECK_NTTIMES_EQUAL(network_open_information.out.create_time); + CHECK_NTTIMES_EQUAL(network_open_information.out.access_time); + CHECK_NTTIMES_EQUAL(network_open_information.out.write_time); + CHECK_NTTIMES_EQUAL(network_open_information.out.change_time); + CHECK_EQUAL(network_open_information.out.alloc_size); + CHECK_EQUAL(network_open_information.out.size); + CHECK_ATTRIB(network_open_information.out.attrib); + break; + + case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION: + CHECK_ATTRIB(attribute_tag_information.out.attrib); + CHECK_EQUAL(attribute_tag_information.out.reparse_tag); + break; + + case RAW_FILEINFO_ALL_INFORMATION: + case RAW_FILEINFO_SMB2_ALL_INFORMATION: + CHECK_NTTIMES_EQUAL(all_info2.out.create_time); + CHECK_NTTIMES_EQUAL(all_info2.out.access_time); + CHECK_NTTIMES_EQUAL(all_info2.out.write_time); + CHECK_NTTIMES_EQUAL(all_info2.out.change_time); + CHECK_ATTRIB(all_info2.out.attrib); + CHECK_EQUAL(all_info2.out.unknown1); + CHECK_EQUAL(all_info2.out.alloc_size); + CHECK_EQUAL(all_info2.out.size); + CHECK_EQUAL(all_info2.out.nlink); + CHECK_EQUAL(all_info2.out.delete_pending); + CHECK_EQUAL(all_info2.out.directory); + CHECK_EQUAL(all_info2.out.file_id); + CHECK_EQUAL(all_info2.out.ea_size); + CHECK_EQUAL(all_info2.out.access_mask); + CHECK_EQUAL(all_info2.out.position); + CHECK_EQUAL(all_info2.out.mode); + CHECK_EQUAL(all_info2.out.alignment_requirement); + CHECK_WSTR_EQUAL(all_info2.out.fname); + break; + + case RAW_FILEINFO_SMB2_ALL_EAS: + CHECK_EQUAL(all_eas.out.num_eas); + for (i=0;i<parm[0].all_eas.out.num_eas;i++) { + CHECK_EQUAL(all_eas.out.eas[i].flags); + CHECK_WSTR_EQUAL(all_eas.out.eas[i].name); + CHECK_BLOB_EQUAL(all_eas.out.eas[i].value); + } + break; + + /* Unhandled levels */ + + case RAW_FILEINFO_SEC_DESC: + case RAW_FILEINFO_EA_LIST: + case RAW_FILEINFO_UNIX_BASIC: + case RAW_FILEINFO_UNIX_LINK: + case RAW_FILEINFO_UNIX_INFO2: + break; + } + + return true; +} + +/* + generate qfileinfo operations +*/ +static bool handler_qfileinfo(int instance) +{ + union smb_fileinfo parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + parm[0].generic.in.file.handle.data[0] = gen_fnum(instance); + + gen_fileinfo(instance, &parm[0]); + + GEN_COPY_PARM; + GEN_SET_FNUM(generic.in.file.handle); + GEN_CALL(smb2_getinfo_file(tree, current_op.mem_ctx, &parm[i])); + + return cmp_fileinfo(instance, parm, status); +} + + +/* + generate a fileinfo query structure +*/ +static void gen_setfileinfo(int instance, union smb_setfileinfo *info) +{ + int i; + #undef LVL + #define LVL(v) {RAW_SFILEINFO_ ## v, "RAW_SFILEINFO_" #v} + struct { + enum smb_setfileinfo_level level; + const char *name; + } levels[] = { + LVL(BASIC_INFORMATION), + LVL(RENAME_INFORMATION), LVL(DISPOSITION_INFORMATION), + LVL(POSITION_INFORMATION), LVL(MODE_INFORMATION), + LVL(ALLOCATION_INFORMATION), LVL(END_OF_FILE_INFORMATION), + LVL(1023), LVL(1025), LVL(1029), LVL(1032), LVL(1039), LVL(1040) + }; + do { + i = gen_int_range(0, ARRAY_SIZE(levels)-1); + } while (ignore_pattern(levels[i].name)); + + info->generic.level = levels[i].level; + + switch (info->generic.level) { + case RAW_SFILEINFO_BASIC_INFORMATION: + info->basic_info.in.create_time = gen_nttime(); + info->basic_info.in.access_time = gen_nttime(); + info->basic_info.in.write_time = gen_nttime(); + info->basic_info.in.change_time = gen_nttime(); + info->basic_info.in.attrib = gen_attrib(); + break; + case RAW_SFILEINFO_DISPOSITION_INFORMATION: + info->disposition_info.in.delete_on_close = gen_bool(); + break; + case RAW_SFILEINFO_ALLOCATION_INFORMATION: + info->allocation_info.in.alloc_size = gen_alloc_size(); + break; + case RAW_SFILEINFO_END_OF_FILE_INFORMATION: + info->end_of_file_info.in.size = gen_offset(); + break; + case RAW_SFILEINFO_RENAME_INFORMATION: + case RAW_SFILEINFO_RENAME_INFORMATION_SMB2: + info->rename_information.in.overwrite = gen_bool(); + info->rename_information.in.root_fid = gen_root_fid(instance); + info->rename_information.in.new_name = gen_fname_open(instance); + break; + case RAW_SFILEINFO_POSITION_INFORMATION: + info->position_information.in.position = gen_offset(); + break; + case RAW_SFILEINFO_MODE_INFORMATION: + info->mode_information.in.mode = gen_bits_mask(0xFFFFFFFF); + break; + case RAW_SFILEINFO_GENERIC: + case RAW_SFILEINFO_SEC_DESC: + case RAW_SFILEINFO_1023: + case RAW_SFILEINFO_1025: + case RAW_SFILEINFO_1029: + case RAW_SFILEINFO_1032: + case RAW_SFILEINFO_1039: + case RAW_SFILEINFO_1040: + /* Untested */ + break; + } +} + +/* + generate setfileinfo operations +*/ +static bool handler_sfileinfo(int instance) +{ + union smb_setfileinfo parm[NSERVERS]; + NTSTATUS status[NSERVERS]; + + parm[0].generic.in.file.fnum = gen_fnum(instance); + + gen_setfileinfo(instance, &parm[0]); + + GEN_COPY_PARM; + GEN_SET_FNUM(generic.in.file.handle); + GEN_CALL(smb2_setinfo_file(tree, &parm[i])); + + return true; +} + +/* + wipe any relevant files +*/ +static void wipe_files(void) +{ + int i; + NTSTATUS status; + + for (i=0;i<NSERVERS;i++) { + int n = smb2_deltree(servers[i].tree[0], "gentest"); + if (n == -1) { + printf("Failed to wipe tree on server %d\n", i); + exit(1); + } + status = smb2_util_mkdir(servers[i].tree[0], "gentest"); + if (NT_STATUS_IS_ERR(status)) { + printf("Failed to create gentest on server %d - %s\n", i, nt_errstr(status)); + exit(1); + } + if (n > 0) { + printf("Deleted %d files on server %d\n", n, i); + } + } +} + +/* + dump the current seeds - useful for continuing a backtrack +*/ +static void dump_seeds(void) +{ + int i; + FILE *f; + + if (!options.seeds_file) { + return; + } + f = fopen("seeds.tmp", "w"); + if (!f) return; + + for (i=0;i<options.numops;i++) { + fprintf(f, "%u\n", op_parms[i].seed); + } + fclose(f); + rename("seeds.tmp", options.seeds_file); +} + + + +/* + the list of top-level operations that we will generate +*/ +static struct { + const char *name; + bool (*handler)(int instance); + int count, success_count; +} gen_ops[] = { + {"CREATE", handler_create}, + {"CLOSE", handler_close}, + {"READ", handler_read}, + {"WRITE", handler_write}, + {"LOCK", handler_lock}, + {"FLUSH", handler_flush}, + {"ECHO", handler_echo}, + {"QFILEINFO", handler_qfileinfo}, + {"SFILEINFO", handler_sfileinfo}, +}; + + +/* + run the test with the current set of op_parms parameters + return the number of operations that completed successfully +*/ +static int run_test(struct event_context *ev, struct loadparm_context *lp_ctx) +{ + int op, i; + + if (!connect_servers(ev, lp_ctx)) { + printf("Failed to connect to servers\n"); + exit(1); + } + + dump_seeds(); + + /* wipe any leftover files from old runs */ + wipe_files(); + + /* reset the open handles array */ + memset(open_handles, 0, options.max_open_handles * sizeof(open_handles[0])); + num_open_handles = 0; + + for (i=0;i<ARRAY_SIZE(gen_ops);i++) { + gen_ops[i].count = 0; + gen_ops[i].success_count = 0; + } + + for (op=0; op<options.numops; op++) { + int instance, which_op; + bool ret; + + if (op_parms[op].disabled) continue; + + srandom(op_parms[op].seed); + + instance = gen_int_range(0, NINSTANCES-1); + + /* generate a non-ignored operation */ + do { + which_op = gen_int_range(0, ARRAY_SIZE(gen_ops)-1); + } while (ignore_pattern(gen_ops[which_op].name)); + + DEBUG(3,("Generating op %s on instance %d\n", + gen_ops[which_op].name, instance)); + + current_op.seed = op_parms[op].seed; + current_op.opnum = op; + current_op.name = gen_ops[which_op].name; + current_op.status = NT_STATUS_OK; + current_op.mem_ctx = talloc_named(NULL, 0, "%s", current_op.name); + + ret = gen_ops[which_op].handler(instance); + + talloc_free(current_op.mem_ctx); + + gen_ops[which_op].count++; + if (NT_STATUS_IS_OK(current_op.status)) { + gen_ops[which_op].success_count++; + } + + if (!ret) { + printf("Failed at operation %d - %s\n", + op, gen_ops[which_op].name); + return op; + } + + if (op % 100 == 0) { + printf("%d\n", op); + } + } + + for (i=0;i<ARRAY_SIZE(gen_ops);i++) { + printf("Op %-10s got %d/%d success\n", + gen_ops[i].name, + gen_ops[i].success_count, + gen_ops[i].count); + } + + return op; +} + +/* + perform a backtracking analysis of the minimal set of operations + to generate an error +*/ +static void backtrack_analyze(struct event_context *ev, + struct loadparm_context *lp_ctx) +{ + int chunk, ret; + + chunk = options.numops / 2; + + do { + int base; + for (base=0; + chunk > 0 && base+chunk < options.numops && options.numops > 1; ) { + int i, max; + + chunk = MIN(chunk, options.numops / 2); + + /* mark this range as disabled */ + max = MIN(options.numops, base+chunk); + for (i=base;i<max; i++) { + op_parms[i].disabled = true; + } + printf("Testing %d ops with %d-%d disabled\n", + options.numops, base, max-1); + ret = run_test(ev, lp_ctx); + printf("Completed %d of %d ops\n", ret, options.numops); + for (i=base;i<max; i++) { + op_parms[i].disabled = false; + } + if (ret == options.numops) { + /* this chunk is needed */ + base += chunk; + } else if (ret < base) { + printf("damn - inconsistent errors! found early error\n"); + options.numops = ret+1; + base = 0; + } else { + /* it failed - this chunk isn't needed for a failure */ + memmove(&op_parms[base], &op_parms[max], + sizeof(op_parms[0]) * (options.numops - max)); + options.numops = (ret+1) - (max - base); + } + } + + if (chunk == 2) { + chunk = 1; + } else { + chunk *= 0.4; + } + + if (options.analyze_continuous && chunk == 0 && options.numops != 1) { + chunk = 1; + } + } while (chunk > 0); + + printf("Reduced to %d ops\n", options.numops); + ret = run_test(ev, lp_ctx); + if (ret != options.numops - 1) { + printf("Inconsistent result? ret=%d numops=%d\n", ret, options.numops); + } +} + +/* + start the main gentest process +*/ +static bool start_gentest(struct event_context *ev, + struct loadparm_context *lp_ctx) +{ + int op; + int ret; + + /* allocate the open_handles array */ + open_handles = calloc(options.max_open_handles, sizeof(open_handles[0])); + + srandom(options.seed); + op_parms = calloc(options.numops, sizeof(op_parms[0])); + + /* generate the seeds - after this everything is deterministic */ + if (options.use_preset_seeds) { + int numops; + char **preset = file_lines_load(options.seeds_file, &numops, NULL); + if (!preset) { + printf("Failed to load %s - %s\n", options.seeds_file, strerror(errno)); + exit(1); + } + if (numops < options.numops) { + options.numops = numops; + } + for (op=0;op<options.numops;op++) { + if (!preset[op]) { + printf("Not enough seeds in %s\n", options.seeds_file); + exit(1); + } + op_parms[op].seed = atoi(preset[op]); + } + printf("Loaded %d seeds from %s\n", options.numops, options.seeds_file); + } else { + for (op=0; op<options.numops; op++) { + op_parms[op].seed = random(); + } + } + + ret = run_test(ev, lp_ctx); + + if (ret != options.numops && options.analyze) { + options.numops = ret+1; + backtrack_analyze(ev, lp_ctx); + } else if (options.analyze_always) { + backtrack_analyze(ev, lp_ctx); + } else if (options.analyze_continuous) { + while (run_test(ev, lp_ctx) == options.numops) ; + } + + return ret == options.numops; +} + + +static void usage(poptContext pc) +{ + printf( +"Usage:\n\ + gentest //server1/share1 //server2/share2 [options..]\n\ +"); + poptPrintUsage(pc, stdout, 0); +} + +/** + split a UNC name into server and share names +*/ +static bool split_unc_name(const char *unc, char **server, char **share) +{ + char *p = strdup(unc); + if (!p) return false; + all_string_sub(p, "\\", "/", 0); + if (strncmp(p, "//", 2) != 0) return false; + + (*server) = p+2; + p = strchr(*server, '/'); + if (!p) return false; + + *p = 0; + (*share) = p+1; + + return true; +} + + + +/**************************************************************************** + main program +****************************************************************************/ + int main(int argc, char *argv[]) +{ + int opt; + int i, username_count=0; + bool ret; + char *ignore_file=NULL; + struct event_context *ev; + struct loadparm_context *lp_ctx; + poptContext pc; + int argc_new; + char **argv_new; + enum {OPT_UNCLIST=1000}; + struct poptOption long_options[] = { + POPT_AUTOHELP + {"seed", 0, POPT_ARG_INT, &options.seed, 0, "Seed to use for randomizer", NULL}, + {"num-ops", 0, POPT_ARG_INT, &options.numops, 0, "num ops", NULL}, + {"oplocks", 0, POPT_ARG_NONE, &options.use_oplocks,0, "use oplocks", NULL}, + {"showall", 0, POPT_ARG_NONE, &options.showall, 0, "display all operations", NULL}, + {"analyse", 0, POPT_ARG_NONE, &options.analyze, 0, "do backtrack analysis", NULL}, + {"analysealways", 0, POPT_ARG_NONE, &options.analyze_always, 0, "analysis always", NULL}, + {"analysecontinuous", 0, POPT_ARG_NONE, &options.analyze_continuous, 0, "analysis continuous", NULL}, + {"ignore", 0, POPT_ARG_STRING, &ignore_file, 0, "ignore from file", NULL}, + {"preset", 0, POPT_ARG_NONE, &options.use_preset_seeds, 0, "use preset seeds", NULL}, + {"fast", 0, POPT_ARG_NONE, &options.fast_reconnect, 0, "use fast reconnect", NULL}, + {"unclist", 0, POPT_ARG_STRING, NULL, OPT_UNCLIST, "unclist", NULL}, + {"seedsfile", 0, POPT_ARG_STRING, &options.seeds_file, 0, "seed file", NULL}, + { "user", 'U', POPT_ARG_STRING, NULL, 'U', "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" }, + {"maskindexing", 0, POPT_ARG_NONE, &options.mask_indexing, 0, "mask out the indexed file attrib", NULL}, + {"noeas", 0, POPT_ARG_NONE, &options.no_eas, 0, "don't use extended attributes", NULL}, + POPT_COMMON_SAMBA + POPT_COMMON_CONNECTION + POPT_COMMON_CREDENTIALS + POPT_COMMON_VERSION + { NULL } + }; + + memset(&bad_smb2_handle, 0xFF, sizeof(bad_smb2_handle)); + + setlinebuf(stdout); + options.seed = time(NULL); + options.numops = 1000; + options.max_open_handles = 20; + options.seeds_file = "gentest_seeds.dat"; + + pc = poptGetContext("gentest", argc, (const char **) argv, long_options, + POPT_CONTEXT_KEEP_FIRST); + + poptSetOtherOptionHelp(pc, "<unc1> <unc2>"); + + lp_ctx = cmdline_lp_ctx; + servers[0].credentials = cli_credentials_init(talloc_autofree_context()); + servers[1].credentials = cli_credentials_init(talloc_autofree_context()); + cli_credentials_guess(servers[0].credentials, lp_ctx); + cli_credentials_guess(servers[1].credentials, lp_ctx); + + while((opt = poptGetNextOpt(pc)) != -1) { + switch (opt) { + case OPT_UNCLIST: + lp_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].credentials, poptGetOptArg(pc), CRED_SPECIFIED); + username_count++; + break; + } + } + + if (ignore_file) { + options.ignore_patterns = file_lines_load(ignore_file, NULL, NULL); + } + + 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); + } + + setlinebuf(stdout); + + setup_logging("gentest", DEBUG_STDOUT); + + if (argc < 3 || argv[1][0] == '-') { + usage(pc); + exit(1); + } + + setup_logging(argv[0], DEBUG_STDOUT); + + for (i=0;i<NSERVERS;i++) { + const char *share = argv[1+i]; + if (!split_unc_name(share, &servers[i].server_name, &servers[i].share_name)) { + printf("Invalid share name '%s'\n", share); + return -1; + } + } + + if (username_count == 0) { + usage(pc); + return -1; + } + if (username_count == 1) { + servers[1].credentials = servers[0].credentials; + } + + printf("seed=%u\n", options.seed); + + ev = event_context_init(talloc_autofree_context()); + + gensec_init(lp_ctx); + + ret = start_gentest(ev, lp_ctx); + + if (ret) { + printf("gentest completed - no errors\n"); + } else { + printf("gentest failed\n"); + } + + return ret?0:-1; +} |