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-rw-r--r--source4/torture/raw/open.c126
-rw-r--r--source4/torture/torture.c19
2 files changed, 137 insertions, 8 deletions
diff --git a/source4/torture/raw/open.c b/source4/torture/raw/open.c
index 6795fbdee9..9433232bc8 100644
--- a/source4/torture/raw/open.c
+++ b/source4/torture/raw/open.c
@@ -23,6 +23,7 @@
#include "system/time.h"
#include "system/filesys.h"
#include "librpc/gen_ndr/ndr_security.h"
+#include "lib/events/events.h"
/* enum for whether reads/writes are possible on a file */
enum rdwr_mode {RDWR_NONE, RDWR_RDONLY, RDWR_WRONLY, RDWR_RDWR};
@@ -1236,6 +1237,130 @@ done:
return ret;
}
+/* A little torture test to expose a race condition in Samba 3.0.20 ... :-) */
+
+static BOOL test_raw_open_multi(void)
+{
+ struct smbcli_state *cli;
+ TALLOC_CTX *mem_ctx = talloc_init("torture_test_oplock_multi");
+ const char *fname = "\\test_oplock.dat";
+ NTSTATUS status;
+ BOOL ret = True;
+ union smb_open io;
+ struct smbcli_state **clients;
+ struct smbcli_request **requests;
+ union smb_open *ios;
+ const char *host = lp_parm_string(-1, "torture", "host");
+ const char *share = lp_parm_string(-1, "torture", "share");
+ int i, num_files = 3;
+ struct event_context *ev;
+ int num_ok = 0;
+ int num_collision = 0;
+
+ ev = event_context_init(mem_ctx);
+ clients = talloc_array(mem_ctx, struct smbcli_state *, num_files);
+ requests = talloc_array(mem_ctx, struct smbcli_request *, num_files);
+ ios = talloc_array(mem_ctx, union smb_open, num_files);
+ if ((ev == NULL) || (clients == NULL) || (requests == NULL) ||
+ (ios == NULL)) {
+ DEBUG(0, ("talloc failed\n"));
+ return False;
+ }
+
+ if (!torture_open_connection_share(mem_ctx, &cli, host, share, ev)) {
+ return False;
+ }
+
+ cli->tree->session->transport->options.request_timeout = 60000;
+
+ for (i=0; i<num_files; i++) {
+ if (!torture_open_connection_share(mem_ctx, &(clients[i]),
+ host, share, ev)) {
+ DEBUG(0, ("Could not open %d'th connection\n", i));
+ return False;
+ }
+ clients[i]->tree->session->transport->
+ options.request_timeout = 60000;
+ }
+
+ /* cleanup */
+ smbcli_unlink(cli->tree, fname);
+
+ /*
+ base ntcreatex parms
+ */
+ io.generic.level = RAW_OPEN_NTCREATEX;
+ io.ntcreatex.in.root_fid = 0;
+ io.ntcreatex.in.access_mask = SEC_RIGHTS_FILE_ALL;
+ io.ntcreatex.in.alloc_size = 0;
+ io.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
+ io.ntcreatex.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
+ NTCREATEX_SHARE_ACCESS_WRITE|
+ NTCREATEX_SHARE_ACCESS_DELETE;
+ io.ntcreatex.in.open_disposition = NTCREATEX_DISP_CREATE;
+ io.ntcreatex.in.create_options = 0;
+ io.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
+ io.ntcreatex.in.security_flags = 0;
+ io.ntcreatex.in.fname = fname;
+ io.ntcreatex.in.flags = 0;
+
+ for (i=0; i<num_files; i++) {
+ ios[i] = io;
+ requests[i] = smb_raw_open_send(clients[i]->tree, &ios[i]);
+ if (requests[i] == NULL) {
+ DEBUG(0, ("could not send %d'th request\n", i));
+ return False;
+ }
+ }
+
+ DEBUG(10, ("waiting for replies\n"));
+ while (1) {
+ BOOL unreplied = False;
+ for (i=0; i<num_files; i++) {
+ if (requests[i] == NULL) {
+ continue;
+ }
+ if (requests[i]->state < SMBCLI_REQUEST_DONE) {
+ unreplied = True;
+ break;
+ }
+ status = smb_raw_open_recv(requests[i], mem_ctx,
+ &ios[i]);
+
+ DEBUG(0, ("File %d returned status %s\n", i,
+ nt_errstr(status)));
+
+ if (NT_STATUS_IS_OK(status)) {
+ num_ok += 1;
+ }
+
+ if (NT_STATUS_EQUAL(status,
+ NT_STATUS_OBJECT_NAME_COLLISION)) {
+ num_collision += 1;
+ }
+
+ requests[i] = NULL;
+ }
+ if (!unreplied) {
+ break;
+ }
+
+ if (event_loop_once(ev) != 0) {
+ DEBUG(0, ("event_loop_once failed\n"));
+ return False;
+ }
+ }
+
+ if ((num_ok != 1) || (num_ok + num_collision != num_files)) {
+ ret = False;
+ }
+
+ for (i=0; i<num_files; i++) {
+ torture_close_connection(clients[i]);
+ }
+ talloc_free(mem_ctx);
+ return ret;
+}
/* basic testing of all RAW_OPEN_* calls
*/
@@ -1257,6 +1382,7 @@ BOOL torture_raw_open(void)
ret &= test_ntcreatex_brlocked(cli, mem_ctx);
ret &= test_open(cli, mem_ctx);
+ ret &= test_raw_open_multi();
ret &= test_openx(cli, mem_ctx);
ret &= test_ntcreatex(cli, mem_ctx);
ret &= test_nttrans_create(cli, mem_ctx);
diff --git a/source4/torture/torture.c b/source4/torture/torture.c
index 436c7281bd..dde3c7bd5b 100644
--- a/source4/torture/torture.c
+++ b/source4/torture/torture.c
@@ -76,16 +76,17 @@ failed:
return NULL;
}
-BOOL torture_open_connection_share(struct smbcli_state **c,
+BOOL torture_open_connection_share(TALLOC_CTX *mem_ctx,
+ struct smbcli_state **c,
const char *hostname,
- const char *sharename)
+ const char *sharename,
+ struct event_context *ev)
{
NTSTATUS status;
- status = smbcli_full_connection(NULL,
- c, hostname,
+ status = smbcli_full_connection(mem_ctx, c, hostname,
sharename, NULL,
- cmdline_credentials, NULL);
+ cmdline_credentials, ev);
if (!NT_STATUS_IS_OK(status)) {
printf("Failed to open connection - %s\n", nt_errstr(status));
return False;
@@ -102,7 +103,7 @@ BOOL torture_open_connection(struct smbcli_state **c)
const char *host = lp_parm_string(-1, "torture", "host");
const char *share = lp_parm_string(-1, "torture", "share");
- return torture_open_connection_share(c, host, share);
+ return torture_open_connection_share(NULL, c, host, share, NULL);
}
@@ -2107,9 +2108,11 @@ double torture_create_procs(BOOL (*fn)(struct smbcli_state *, int), BOOL *result
while (1) {
if (hostname) {
- if (torture_open_connection_share(&current_cli,
+ if (torture_open_connection_share(NULL,
+ &current_cli,
hostname,
- sharename)) {
+ sharename,
+ NULL)) {
break;
}
} else if (torture_open_connection(&current_cli)) {