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-rw-r--r--source4/torture/config.mk14
-rw-r--r--source4/torture/unix/unix.c39
-rw-r--r--source4/torture/unix/whoami.c342
3 files changed, 395 insertions, 0 deletions
diff --git a/source4/torture/config.mk b/source4/torture/config.mk
index 4f8d3b2e7b..ef7051481b 100644
--- a/source4/torture/config.mk
+++ b/source4/torture/config.mk
@@ -214,6 +214,20 @@ OBJ_FILES = \
#################################
#################################
+# Start MODULE TORTURE_UNIX
+[MODULE::TORTURE_UNIX]
+SUBSYSTEM = torture
+INIT_FUNCTION = torture_unix_init
+PRIVATE_DEPENDENCIES = TORTURE_UTIL
+PRIVATE_PROTO_HEADER = \
+ unix/proto.h
+OBJ_FILES = \
+ unix/unix.o \
+ unix/whoami.o
+# End MODULE TORTURE_UNIX
+#################################
+
+#################################
# Start SUBSYSTEM TORTURE_LDAP
[MODULE::TORTURE_LDAP]
SUBSYSTEM = torture
diff --git a/source4/torture/unix/unix.c b/source4/torture/unix/unix.c
new file mode 100644
index 0000000000..57d804ab6f
--- /dev/null
+++ b/source4/torture/unix/unix.c
@@ -0,0 +1,39 @@
+/*
+ UNIX Extensions test registration.
+
+ Copyright (C) 2006 James Peach
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "torture/torture.h"
+#include "torture/unix/proto.h"
+
+NTSTATUS torture_unix_init(void)
+{
+ struct torture_suite *suite =
+ torture_suite_create(talloc_autofree_context(), "UNIX");
+
+ suite->description =
+ talloc_strdup(suite, "CIFS UNIX extensions tests");
+
+ torture_suite_add_simple_test(suite,
+ "WHOAMI", apple_torture_unix_whoami);
+
+ return (torture_register_suite(suite)) ? NT_STATUS_OK
+ : NT_STATUS_UNSUCCESSFUL;
+
+}
diff --git a/source4/torture/unix/whoami.c b/source4/torture/unix/whoami.c
new file mode 100644
index 0000000000..7adb344eac
--- /dev/null
+++ b/source4/torture/unix/whoami.c
@@ -0,0 +1,342 @@
+/*
+ Test the SMB_WHOAMI Unix extension.
+
+ Copyright (C) 2007 James Peach
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "torture/torture.h"
+#include "torture/basic/proto.h"
+#include "libcli/libcli.h"
+#include "libcli/raw/interfaces.h"
+#include "lib/cmdline/popt_common.h"
+#include "auth/credentials/credentials.h"
+
+#define SMB_QUERY_POSIX_WHOAMI 0x202
+
+/* Size (in bytes) of the required fields in the SMBwhoami response. */
+#define WHOAMI_REQUIRED_SIZE 40
+
+enum smb_whoami_flags {
+ SMB_WHOAMI_GUEST = 0x1 /* Logged in as (or squashed to) guest */
+};
+
+/*
+ SMBWhoami - Query the user mapping performed by the server for the
+ connected tree. This is a subcommand of the TRANS2_QFSINFO.
+
+ Returns:
+ 4 bytes unsigned - mapping flags (smb_whoami_flags)
+ 4 bytes unsigned - flags mask
+
+ 8 bytes unsigned - primary UID
+ 8 bytes unsigned - primary GID
+ 4 bytes unsigned - number of supplementary GIDs
+ 4 bytes unsigned - number of SIDs
+ 4 bytes unsigned - SID list byte count
+ 4 bytes - pad / reserved (must be zero)
+
+ 8 bytes unsigned[] - list of GIDs (may be empty)
+ DOM_SID[] - list of SIDs (may be empty)
+*/
+
+struct smb_whoami
+{
+ uint32_t mapping_flags;
+ uint32_t mapping_mask;
+ uint64_t server_uid;
+ uint64_t server_gid;
+ uint32_t num_gids;
+ uint32_t num_sids;
+ uint32_t num_sid_bytes;
+ uint32_t reserved; /* Must be zero */
+ uint64_t * gid_list;
+ struct dom_sid ** sid_list;
+};
+
+static struct smbcli_state *connect_to_server(void *mem_ctx)
+{
+ NTSTATUS status;
+ struct smbcli_state *cli;
+
+ const char *host = lp_parm_string(-1, "torture", "host");
+ const char *share = lp_parm_string(-1, "torture", "share");
+
+ status = smbcli_full_connection(mem_ctx, &cli,
+ host, share, NULL,
+ cmdline_credentials, NULL);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ printf("failed to connect to //%s/%s: %s\n",
+ host, share, nt_errstr(status));
+ return NULL;
+ }
+
+ return cli;
+}
+
+static BOOL sid_parse(void *mem_ctx,
+ struct torture_context *torture,
+ DATA_BLOB *data, size_t *offset,
+ struct dom_sid **psid)
+{
+ size_t remain = data->length - *offset;
+ int i;
+
+ *psid = talloc_zero(mem_ctx, struct dom_sid);
+ torture_assert(torture, *psid != NULL, "out of memory");
+
+ torture_assert(torture, remain >= 8,
+ "invalid SID format");
+
+ (*psid)->sid_rev_num = CVAL(data->data, *offset);
+ (*psid)->num_auths = CVAL(data->data, *offset + 1);
+ memcpy((*psid)->id_auth, data->data + *offset + 2, 6);
+
+ (*offset) += 8;
+ remain = data->length - *offset;
+
+ torture_assert(torture, remain >= ((*psid)->num_auths * 4),
+ "invalid sub_auth byte count");
+ torture_assert(torture, (*psid)->num_auths >= 0,
+ "invalid sub_auth value");
+ torture_assert(torture, (*psid)->num_auths <= 15,
+ "invalid sub_auth value");
+
+ (*psid)->sub_auths = talloc_array(mem_ctx, uint32_t,
+ (*psid)->num_auths);
+ torture_assert(torture, (*psid)->sub_auths != NULL,
+ "out of memory");
+
+ for (i = 0; i < (*psid)->num_auths; i++) {
+ (*psid)->sub_auths[i] = IVAL(data->data, *offset);
+ (*offset) += 4;
+ }
+
+ return True;
+}
+
+static BOOL smb_raw_query_posix_whoami(void *mem_ctx,
+ struct torture_context *torture,
+ struct smbcli_state *cli,
+ struct smb_whoami *whoami,
+ unsigned max_data)
+{
+ struct smb_trans2 tp;
+ NTSTATUS status;
+ size_t offset;
+ int i;
+
+ uint16_t setup = TRANSACT2_QFSINFO;
+ uint16_t info_level;
+
+ ZERO_STRUCTP(whoami);
+
+ tp.in.max_setup = 0;
+ tp.in.flags = 0;
+ tp.in.timeout = 0;
+ tp.in.setup_count = 1;
+ tp.in.max_param = 10;
+ tp.in.max_data = (uint16_t)max_data;
+ tp.in.setup = &setup;
+ tp.in.trans_name = NULL;
+ SSVAL(&info_level, 0, SMB_QUERY_POSIX_WHOAMI);
+ tp.in.params = data_blob_talloc(mem_ctx, &info_level, 2);
+ tp.in.data = data_blob_talloc(mem_ctx, NULL, 0);
+
+ status = smb_raw_trans2(cli->tree, mem_ctx, &tp);
+ torture_assert_ntstatus_equal(torture, status, NT_STATUS_OK,
+ "doing SMB_QUERY_POSIX_WHOAMI");
+
+ /* Make sure we got back all the required fields. */
+ torture_assert(torture, tp.out.params.length == 0,
+ "trans2 params should be empty");
+ torture_assert(torture, tp.out.data.length >= WHOAMI_REQUIRED_SIZE,
+ "checking for required response fields");
+
+ whoami->mapping_flags = IVAL(tp.out.data.data, 0);
+ whoami->mapping_mask = IVAL(tp.out.data.data, 4);
+ whoami->server_uid = BVAL(tp.out.data.data, 8);
+ whoami->server_gid = BVAL(tp.out.data.data, 16);
+ whoami->num_gids = IVAL(tp.out.data.data, 24);
+ whoami->num_sids = IVAL(tp.out.data.data, 28);
+ whoami->num_sid_bytes = IVAL(tp.out.data.data, 32);
+ whoami->reserved = IVAL(tp.out.data.data, 36);
+
+ /* The GID list and SID list are optional, depending on the count
+ * and length fields.
+ */
+ if (whoami->num_sids != 0) {
+ torture_assert(torture, whoami->num_sid_bytes != 0,
+ "SID count does not match byte count");
+ }
+
+ printf("\tmapping_flags=0x%08x mapping_mask=0x%08x\n",
+ whoami->mapping_flags, whoami->mapping_mask);
+ printf("\tserver UID=%lld GID=%lld\n",
+ whoami->server_uid, whoami->server_gid);
+ printf("\t%u GIDs, %u SIDs, %u SID bytes\n",
+ whoami->num_gids, whoami->num_sids,
+ whoami->num_sid_bytes);
+
+ offset = WHOAMI_REQUIRED_SIZE;
+
+ torture_assert_int_equal(torture, whoami->reserved, 0,
+ "invalid reserved field");
+
+ if (tp.out.data.length == offset) {
+ /* No SIDs or GIDs returned */
+ torture_assert_int_equal(torture, whoami->num_gids, 0,
+ "invalid GID count");
+ torture_assert_int_equal(torture, whoami->num_sids, 0,
+ "invalid SID count");
+ torture_assert_int_equal(torture, whoami->num_sid_bytes, 0,
+ "invalid SID byte count");
+ return True;
+ }
+
+ if (whoami->num_gids != 0) {
+ int remain = tp.out.data.length - offset;
+ int gid_bytes = whoami->num_gids * 8;
+
+ if (whoami->num_sids == 0) {
+ torture_assert_int_equal(torture, remain, gid_bytes,
+ "GID count does not match data length");
+ } else {
+ torture_assert(torture, remain > gid_bytes,
+ "invalid GID count");
+ }
+
+ whoami->gid_list = talloc_array(mem_ctx, uint64_t, whoami->num_gids);
+ torture_assert(torture, whoami->gid_list != NULL, "out of memory");
+
+ for (i = 0; i < whoami->num_gids; ++i) {
+ whoami->gid_list[i] = BVAL(tp.out.data.data, offset);
+ offset += 8;
+ }
+ }
+
+ /* Check if there should be data left for the SID list. */
+ if (tp.out.data.length == offset) {
+ torture_assert_int_equal(torture, whoami->num_sids, 0,
+ "invalid SID count");
+ return True;
+ }
+
+ /* All the remaining bytes must be the SID list. */
+ torture_assert_int_equal(torture,
+ whoami->num_sid_bytes, (tp.out.data.length - offset),
+ "invalid SID byte count");
+
+ if (whoami->num_sids != 0) {
+
+ whoami->sid_list = talloc_array(mem_ctx, struct dom_sid *,
+ whoami->num_sids);
+ torture_assert(torture, whoami->sid_list != NULL,
+ "out of memory");
+
+ for (i = 0; i < whoami->num_sids; ++i) {
+ if (!sid_parse(mem_ctx, torture,
+ &tp.out.data, &offset,
+ &whoami->sid_list[i])) {
+ return False;
+ }
+
+ }
+ }
+
+ /* We should be at the end of the response now. */
+ torture_assert_int_equal(torture, tp.out.data.length, offset,
+ "trailing garbage bytes");
+
+ return True;
+}
+
+BOOL apple_torture_unix_whoami(struct torture_context *torture)
+{
+ struct smbcli_state *cli;
+ struct smb_whoami whoami;
+ void *mem_ctx;
+
+ mem_ctx = talloc_init("smb_query_posix_whoami");
+ torture_assert(torture, mem_ctx != NULL, "malloc failed");
+
+ if (!(cli = connect_to_server(mem_ctx))) {
+ goto fail;
+ }
+
+ /* Test basic authenticated mapping. */
+ printf("calling SMB_QUERY_POSIX_WHOAMI on an authenticated connection\n");
+ if (!smb_raw_query_posix_whoami(mem_ctx, torture,
+ cli, &whoami, 0xFFFF)) {
+ smbcli_tdis(cli);
+ goto fail;
+ }
+
+ /* Test that the server drops the UID and GID list. */
+ printf("calling SMB_QUERY_POSIX_WHOAMI with a small buffer\n");
+ if (!smb_raw_query_posix_whoami(mem_ctx, torture,
+ cli, &whoami, 0x40)) {
+ smbcli_tdis(cli);
+ goto fail;
+ }
+
+ torture_assert_int_equal(torture, whoami.num_gids, 0,
+ "invalid GID count");
+ torture_assert_int_equal(torture, whoami.num_sids, 0,
+ "invalid SID count");
+ torture_assert_int_equal(torture, whoami.num_sid_bytes, 0,
+ "invalid SID bytes count");
+
+ smbcli_tdis(cli);
+ cli_credentials_set_anonymous(cmdline_credentials);
+
+ if (!(cli = connect_to_server(mem_ctx))) {
+ goto fail;
+ }
+
+ printf("calling SMB_QUERY_POSIX_WHOAMI on an anonymous connection\n");
+ if (!smb_raw_query_posix_whoami(mem_ctx, torture,
+ cli, &whoami, 0xFFFF)) {
+ smbcli_tdis(cli);
+ goto fail;
+ }
+
+ smbcli_tdis(cli);
+
+ /* Check that our anonymous login mapped us to guest on the server, but
+ * only if the server supports this.
+ */
+ if (whoami.mapping_mask & SMB_WHOAMI_GUEST) {
+ printf("checking whether we were logged in as guest... %s\n",
+ whoami.mapping_flags & SMB_WHOAMI_GUEST ? "YES" : "NO");
+ torture_assert(torture, whoami.mapping_flags & SMB_WHOAMI_GUEST,
+ "anonymous login did not map to guest");
+ } else {
+ printf("server does not support SMB_WHOAMI_GUEST flag\n");
+ }
+
+ talloc_free(mem_ctx);
+ return True;
+
+fail:
+ talloc_free(mem_ctx);
+ return False;
+
+}
+
+/* vim: set sts=8 sw=8 : */
generated by cgit (git 2.34.1) at 2024-11-26 17:47:32 +0000