diff options
Diffstat (limited to 'source4/torture/smb2/sharemode.c')
| -rw-r--r-- | source4/torture/smb2/sharemode.c | 755 |
1 files changed, 755 insertions, 0 deletions
diff --git a/source4/torture/smb2/sharemode.c b/source4/torture/smb2/sharemode.c new file mode 100644 index 0000000..97381b5 --- /dev/null +++ b/source4/torture/smb2/sharemode.c @@ -0,0 +1,755 @@ +/* + Unix SMB/CIFS implementation. + + test suite for SMB2 sharemodes + + Copyright (C) Christof Schmitt 2017 + + 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 "libcli/smb2/smb2.h" +#include "libcli/smb2/smb2_calls.h" +#include "libcli/security/security.h" +#include "torture/torture.h" +#include "torture/smb2/proto.h" +#include "lib/util/smb_strtox.h" +#include <tevent.h> + +#define BASEDIRHOLD "sharemode_hold_test" + +struct hold_sharemode_info { + const char *sharemode; + const char *filename; + struct smb2_handle handle; +} hold_sharemode_table[] = { + { + .sharemode = "", + .filename = BASEDIRHOLD "\\N", + }, + { + .sharemode = "R", + .filename = BASEDIRHOLD "\\R", + }, + { + .sharemode = "W", + .filename = BASEDIRHOLD "\\W", + }, + { + .sharemode = "D", + .filename = BASEDIRHOLD "\\D", + }, + { + .sharemode = "RW", + .filename = BASEDIRHOLD "\\RW", + }, + { + .sharemode = "RD", + .filename = BASEDIRHOLD "\\RD", + }, + { + .sharemode = "WD", + .filename = BASEDIRHOLD "\\WD", + }, + { + .sharemode = "RWD", + .filename = BASEDIRHOLD "\\RWD", + }, +}; + +static void signal_handler(struct tevent_context *ev, + struct tevent_signal *se, + int signum, + int count, + void *siginfo, + void *private_data) +{ + struct torture_context *tctx = private_data; + + torture_comment(tctx, "Received signal %d\n", signum); +} + +/* + * Used for manual testing of sharemodes - especially interaction with + * other filesystems (such as NFS and local access). The scenario is + * that this test holds files open and then concurrent access to the same + * files outside of Samba can be tested. + */ +bool torture_smb2_hold_sharemode(struct torture_context *tctx) +{ + struct tevent_context *ev = tctx->ev; + struct smb2_tree *tree = NULL; + struct smb2_handle dir_handle; + struct tevent_signal *s; + NTSTATUS status; + bool ret = true; + int i; + + if (!torture_smb2_connection(tctx, &tree)) { + torture_comment(tctx, "Initializing smb2 connection failed.\n"); + return false; + } + + s = tevent_add_signal(ev, tctx, SIGINT, 0, signal_handler, tctx); + torture_assert_not_null_goto(tctx, s, ret, done, + "Error registering signal handler."); + + torture_comment(tctx, "Setting up open files with sharemodes in %s\n", + BASEDIRHOLD); + + status = torture_smb2_testdir(tree, BASEDIRHOLD, &dir_handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "Error creating directory."); + + for (i = 0; i < ARRAY_SIZE(hold_sharemode_table); i++) { + struct hold_sharemode_info *info = &hold_sharemode_table[i]; + struct smb2_create create = { 0 }; + + create.in.desired_access = SEC_RIGHTS_FILE_ALL; + create.in.alloc_size = 0; + create.in.file_attributes = FILE_ATTRIBUTE_NORMAL; + create.in.share_access = + smb2_util_share_access(info->sharemode); + create.in.create_disposition = NTCREATEX_DISP_OPEN_IF; + create.in.create_options = 0; + create.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS; + create.in.security_flags = 0; + create.in.fname = info->filename; + create.in.create_flags = NTCREATEX_FLAGS_EXTENDED; + create.in.oplock_level = SMB2_OPLOCK_LEVEL_NONE; + + torture_comment(tctx, "opening %s\n", info->filename); + + status = smb2_create(tree, tctx, &create); + + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + info->handle = create.out.file.handle; + } + + torture_comment(tctx, "Waiting for SIGINT (ctrl-c)\n"); + tevent_loop_wait(ev); + + torture_comment(tctx, "Closing and deleting files\n"); + + for (i = 0; i < ARRAY_SIZE(hold_sharemode_table); i++) { + struct hold_sharemode_info *info = &hold_sharemode_table[i]; + + union smb_setfileinfo sfinfo = { }; + + sfinfo.disposition_info.in.delete_on_close = 1; + sfinfo.generic.level = RAW_SFILEINFO_DISPOSITION_INFORMATION; + sfinfo.generic.in.file.handle = info->handle; + status = smb2_setinfo_file(tree, &sfinfo); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "SETINFO failed\n"); + + status = smb2_util_close(tree, info->handle); + if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) { + torture_comment(tctx, "File %s not found, could have " + "been deleted outside of SMB\n", + info->filename); + continue; + } + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CLOSE failed\n"); +} + +done: + smb2_deltree(tree, BASEDIRHOLD); + return ret; +} + +/* + * Used for manual testing of sharemodes, especially interaction with + * file systems that can enforce sharemodes. The scenario here is that + * a file is already open outside of Samba with a sharemode and this + * can be used to test accessing the same file from Samba. + */ +bool torture_smb2_check_sharemode(struct torture_context *tctx) +{ + const char *sharemode_string, *access_string, *filename, *operation; + uint32_t sharemode, access; + struct smb2_tree *tree; + struct smb2_create create = { 0 }; + NTSTATUS status; + bool ret = true; + int error = 0; + + sharemode_string = torture_setting_string(tctx, "sharemode", "RWD"); + sharemode = smb2_util_share_access(sharemode_string); + + access_string = torture_setting_string(tctx, "access", "0xf01ff"); + access = smb_strtoul(access_string, NULL, 0, &error, SMB_STR_STANDARD); + if (error != 0) { + torture_comment(tctx, "Initializing access failed.\n"); + return false; + } + + filename = torture_setting_string(tctx, "filename", "testfile"); + operation = torture_setting_string(tctx, "operation", "WD"); + + if (!torture_smb2_connection(tctx, &tree)) { + torture_comment(tctx, "Initializing smb2 connection failed.\n"); + return false; + } + + create.in.desired_access = access; + create.in.alloc_size = 0; + create.in.file_attributes = FILE_ATTRIBUTE_NORMAL; + create.in.share_access = sharemode; + create.in.create_disposition = NTCREATEX_DISP_OPEN_IF; + create.in.create_options = 0; + create.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS; + create.in.security_flags = 0; + create.in.fname = filename; + create.in.create_flags = NTCREATEX_FLAGS_EXTENDED; + create.in.oplock_level = SMB2_OPLOCK_LEVEL_NONE; + + status = smb2_create(tree, tctx, &create); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE failed\n"); + + if (strchr(operation, 'R')) { + struct smb2_read read = { 0 }; + + read.in.file.handle = create.out.file.handle; + read.in.offset = 0; + read.in.length = 1; + + status = smb2_read(tree, tctx, &read); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "READ failed\n"); + } + + if (strchr(operation, 'W')) { + char buf[1]; + status = smb2_util_write(tree, create.out.file.handle, + &buf, 0, sizeof(buf)); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "WRITE failed\n"); + } + + if (strchr(operation, 'D')) { + union smb_setfileinfo sfinfo = { }; + + sfinfo.disposition_info.in.delete_on_close = 1; + sfinfo.generic.level = RAW_SFILEINFO_DISPOSITION_INFORMATION; + sfinfo.generic.in.file.handle = create.out.file.handle; + + status = smb2_setinfo_file(tree, &sfinfo); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "SETINFO failed\n"); + + status = smb2_util_close(tree, create.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CLOSE failed\n"); + } + +done: + return ret; +} + +struct sharemode_info { + const char *sharemode; + uint32_t access_mask; + bool expect_ok; +} sharemode_table[] = { + + /* + * Basic tests, check each permission bit against every + * possible sharemode combination. + */ + + { "R", SEC_FILE_READ_DATA, true, }, + { "R", SEC_FILE_WRITE_DATA, false, }, + { "R", SEC_FILE_APPEND_DATA, false, }, + { "R", SEC_FILE_READ_EA, true, }, + { "R", SEC_FILE_WRITE_EA, true, }, + { "R", SEC_FILE_EXECUTE, true, }, + { "R", SEC_FILE_READ_ATTRIBUTE, true, }, + { "R", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "R", SEC_STD_DELETE, false, }, + { "R", SEC_STD_READ_CONTROL, true, }, + { "R", SEC_STD_WRITE_DAC, true, }, + { "R", SEC_STD_WRITE_OWNER, true, }, + { "R", SEC_STD_SYNCHRONIZE, true, }, + + { "W", SEC_FILE_READ_DATA, false }, + { "W", SEC_FILE_WRITE_DATA, true, }, + { "W", SEC_FILE_APPEND_DATA, true, }, + { "W", SEC_FILE_READ_EA, true, }, + { "W", SEC_FILE_WRITE_EA, true, }, + { "W", SEC_FILE_EXECUTE, false, }, + { "W", SEC_FILE_READ_ATTRIBUTE, true, }, + { "W", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "W", SEC_STD_DELETE, false, }, + { "W", SEC_STD_READ_CONTROL, true, }, + { "W", SEC_STD_WRITE_DAC, true, }, + { "W", SEC_STD_WRITE_OWNER, true, }, + { "W", SEC_STD_SYNCHRONIZE, true, }, + + { "D", SEC_FILE_READ_DATA, false }, + { "D", SEC_FILE_WRITE_DATA, false }, + { "D", SEC_FILE_APPEND_DATA, false }, + { "D", SEC_FILE_READ_EA, true, }, + { "D", SEC_FILE_WRITE_EA, true, }, + { "D", SEC_FILE_EXECUTE, false, }, + { "D", SEC_FILE_READ_ATTRIBUTE, true, }, + { "D", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "D", SEC_STD_DELETE, true, }, + { "D", SEC_STD_READ_CONTROL, true, }, + { "D", SEC_STD_WRITE_DAC, true, }, + { "D", SEC_STD_WRITE_OWNER, true, }, + { "D", SEC_STD_SYNCHRONIZE, true, }, + + { "RW", SEC_FILE_READ_DATA, true, }, + { "RW", SEC_FILE_WRITE_DATA, true, }, + { "RW", SEC_FILE_APPEND_DATA, true, }, + { "RW", SEC_FILE_READ_EA, true, }, + { "RW", SEC_FILE_WRITE_EA, true, }, + { "RW", SEC_FILE_EXECUTE, true, }, + { "RW", SEC_FILE_READ_ATTRIBUTE, true, }, + { "RW", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "RW", SEC_STD_DELETE, false, }, + { "RW", SEC_STD_READ_CONTROL, true, }, + { "RW", SEC_STD_WRITE_DAC, true, }, + { "RW", SEC_STD_WRITE_OWNER, true, }, + { "RW", SEC_STD_SYNCHRONIZE, true, }, + + { "RD", SEC_FILE_READ_DATA, true, }, + { "RD", SEC_FILE_WRITE_DATA, false, }, + { "RD", SEC_FILE_APPEND_DATA, false, }, + { "RD", SEC_FILE_READ_EA, true, }, + { "RD", SEC_FILE_WRITE_EA, true, }, + { "RD", SEC_FILE_EXECUTE, true, }, + { "RD", SEC_FILE_READ_ATTRIBUTE, true, }, + { "RD", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "RD", SEC_STD_DELETE, true, }, + { "RD", SEC_STD_READ_CONTROL, true, }, + { "RD", SEC_STD_WRITE_DAC, true, }, + { "RD", SEC_STD_WRITE_OWNER, true, }, + { "RD", SEC_STD_SYNCHRONIZE, true, }, + + { "WD", SEC_FILE_READ_DATA, false }, + { "WD", SEC_FILE_WRITE_DATA, true, }, + { "WD", SEC_FILE_APPEND_DATA, true, }, + { "WD", SEC_FILE_READ_EA, true }, + { "WD", SEC_FILE_WRITE_EA, true, }, + { "WD", SEC_FILE_EXECUTE, false }, + { "WD", SEC_FILE_READ_ATTRIBUTE, true, }, + { "WD", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "WD", SEC_STD_DELETE, true, }, + { "WD", SEC_STD_READ_CONTROL, true, }, + { "WD", SEC_STD_WRITE_DAC, true, }, + { "WD", SEC_STD_WRITE_OWNER, true, }, + { "WD", SEC_STD_SYNCHRONIZE, true, }, + + { "RWD", SEC_FILE_READ_DATA, true }, + { "RWD", SEC_FILE_WRITE_DATA, true, }, + { "RWD", SEC_FILE_APPEND_DATA, true, }, + { "RWD", SEC_FILE_READ_EA, true }, + { "RWD", SEC_FILE_WRITE_EA, true, }, + { "RWD", SEC_FILE_EXECUTE, true, }, + { "RWD", SEC_FILE_READ_ATTRIBUTE, true, }, + { "RWD", SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "RWD", SEC_STD_DELETE, true, }, + { "RWD", SEC_STD_READ_CONTROL, true, }, + { "RWD", SEC_STD_WRITE_DAC, true, }, + { "RWD", SEC_STD_WRITE_OWNER, true, }, + { "RWD", SEC_STD_SYNCHRONIZE, true, }, + + /* + * Some more interesting cases. Always request READ or WRITE + * access, as that will trigger the opening of a file + * description in Samba. This especially useful for file + * systems that enforce share modes on open file descriptors. + */ + + { "R", SEC_FILE_READ_DATA, true, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_WRITE_DATA, false, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_APPEND_DATA, false, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_READ_EA, true, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_WRITE_EA, true, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_EXECUTE, true, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_READ_ATTRIBUTE, true, }, + { "R", SEC_FILE_READ_DATA|SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "R", SEC_FILE_READ_DATA|SEC_STD_DELETE, false, }, + { "R", SEC_FILE_READ_DATA|SEC_STD_READ_CONTROL, true, }, + { "R", SEC_FILE_READ_DATA|SEC_STD_WRITE_DAC, true, }, + { "R", SEC_FILE_READ_DATA|SEC_STD_WRITE_OWNER, true, }, + { "R", SEC_FILE_READ_DATA|SEC_STD_SYNCHRONIZE, true, }, + + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_READ_DATA, false, }, + { "W", SEC_FILE_WRITE_DATA, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_APPEND_DATA, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_READ_EA, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_WRITE_EA, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_EXECUTE, false, }, + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_READ_ATTRIBUTE, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_STD_DELETE, false, }, + { "W", SEC_FILE_WRITE_DATA|SEC_STD_READ_CONTROL, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_STD_WRITE_DAC, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_STD_WRITE_OWNER, true, }, + { "W", SEC_FILE_WRITE_DATA|SEC_STD_SYNCHRONIZE, true, }, + + { "RW", SEC_FILE_READ_DATA, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_WRITE_DATA, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_APPEND_DATA, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_READ_EA, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_WRITE_EA, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_EXECUTE, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_READ_ATTRIBUTE, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_STD_DELETE, false, }, + { "RW", SEC_FILE_READ_DATA|SEC_STD_READ_CONTROL, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_STD_WRITE_DAC, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_STD_WRITE_OWNER, true, }, + { "RW", SEC_FILE_READ_DATA|SEC_STD_SYNCHRONIZE, true, }, + + { "RD", SEC_FILE_READ_DATA, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_WRITE_DATA, false, }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_APPEND_DATA, false, }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_READ_EA, true }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_WRITE_EA, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_EXECUTE, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_READ_ATTRIBUTE, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_STD_DELETE, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_STD_READ_CONTROL, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_STD_WRITE_DAC, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_STD_WRITE_OWNER, true, }, + { "RD", SEC_FILE_READ_DATA|SEC_STD_SYNCHRONIZE, true, }, + + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_READ_DATA, false }, + { "WD", SEC_FILE_WRITE_DATA, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_APPEND_DATA, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_READ_EA, true }, + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_WRITE_EA, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_EXECUTE, false }, + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_READ_ATTRIBUTE, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_STD_DELETE, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_STD_READ_CONTROL, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_STD_WRITE_DAC, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_STD_WRITE_OWNER, true, }, + { "WD", SEC_FILE_WRITE_DATA|SEC_STD_SYNCHRONIZE, true, }, + + { "RWD", SEC_FILE_READ_DATA, true }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_WRITE_DATA, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_APPEND_DATA, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_READ_EA, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_WRITE_EA, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_EXECUTE, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_READ_ATTRIBUTE, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_FILE_WRITE_ATTRIBUTE, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_STD_DELETE, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_STD_READ_CONTROL, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_STD_WRITE_DAC, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_STD_WRITE_OWNER, true, }, + { "RWD", SEC_FILE_READ_DATA|SEC_STD_SYNCHRONIZE, true, }, +}; + +/* + * Test conflicting sharemodes through SMB2: First open takes a + * sharemode, second open with potentially conflicting access. + */ +static bool test_smb2_sharemode_access(struct torture_context *tctx, + struct smb2_tree *tree1, + struct smb2_tree *tree2) +{ + const char *fname = "test_sharemode"; + NTSTATUS status; + bool ret = true; + int i; + + for (i = 0; i < ARRAY_SIZE(sharemode_table); i++) { + struct sharemode_info *info = &sharemode_table[i]; + struct smb2_create create1 = { 0 }, create2 = { 0 }; + NTSTATUS expected_status; + + torture_comment(tctx, "index %3d, sharemode %3s, " + "access mask 0x%06x\n", + i, info->sharemode, info->access_mask); + + create1.in.desired_access = SEC_RIGHTS_FILE_ALL; + create1.in.alloc_size = 0; + create1.in.file_attributes = FILE_ATTRIBUTE_NORMAL; + create1.in.share_access = + smb2_util_share_access(info->sharemode); + create1.in.create_disposition = NTCREATEX_DISP_OPEN_IF; + create1.in.create_options = 0; + create1.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS; + create1.in.fname = fname; + create1.in.security_flags = 0; + create1.in.create_flags = NTCREATEX_FLAGS_EXTENDED; + create1.in.oplock_level = SMB2_OPLOCK_LEVEL_NONE; + + status = smb2_create(tree1, tctx, &create1); + + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + create2.in.desired_access = info->access_mask; + create2.in.alloc_size = 0; + create2.in.file_attributes = FILE_ATTRIBUTE_NORMAL; + create2.in.share_access = NTCREATEX_SHARE_ACCESS_READ | + NTCREATEX_SHARE_ACCESS_WRITE | + NTCREATEX_SHARE_ACCESS_DELETE; + create2.in.create_disposition = NTCREATEX_DISP_OPEN; + create2.in.create_options = 0; + create2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS; + create2.in.fname = fname; + create2.in.security_flags = 0; + create2.in.create_flags = NTCREATEX_FLAGS_EXTENDED; + create2.in.oplock_level = SMB2_OPLOCK_LEVEL_NONE; + + status = smb2_create(tree2, tctx, &create2); + expected_status = info->expect_ok ? + NT_STATUS_OK : NT_STATUS_SHARING_VIOLATION; + torture_assert_ntstatus_equal_goto(tctx, status, + expected_status, ret, + done, "Unexpected status on " + "second create.\n"); + + status = smb2_util_close(tree1, create1.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "Failed to close " + "first handle.\n"); + + if (info->expect_ok) { + status = smb2_util_close(tree2, create2.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "Failed to close " + "second handle.\n"); + } + } + +done: + smb2_util_unlink(tree1, fname); + return ret; +} + +/* + * Test conflicting sharemodes through SMB2: First open file with + * different access masks, second open requests potentially conflicting + * sharemode. + */ +static bool test_smb2_access_sharemode(struct torture_context *tctx, + struct smb2_tree *tree1, + struct smb2_tree *tree2) +{ + const char *fname = "test_sharemode"; + NTSTATUS status; + bool ret = true; + int i; + + for (i = 0; i < ARRAY_SIZE(sharemode_table); i++) { + struct sharemode_info *info = &sharemode_table[i]; + struct smb2_create create1 = { 0 }, create2 = { 0 }; + NTSTATUS expected_status; + + torture_comment(tctx, "index %3d, access mask 0x%06x, " + "sharemode %3s\n", + i, info->access_mask, info->sharemode); + + create1.in.desired_access = info->access_mask; + create1.in.alloc_size = 0; + create1.in.file_attributes = FILE_ATTRIBUTE_NORMAL; + create1.in.share_access = NTCREATEX_SHARE_ACCESS_READ | + NTCREATEX_SHARE_ACCESS_WRITE | + NTCREATEX_SHARE_ACCESS_DELETE; + create1.in.create_disposition = NTCREATEX_DISP_OPEN_IF; + create1.in.create_options = 0; + create1.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS; + create1.in.fname = fname; + create1.in.security_flags = 0; + create1.in.create_flags = NTCREATEX_FLAGS_EXTENDED; + create1.in.oplock_level = SMB2_OPLOCK_LEVEL_NONE; + + status = smb2_create(tree1, tctx, &create1); + + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + create2.in.desired_access = SEC_RIGHTS_FILE_ALL; + create2.in.alloc_size = 0; + create2.in.file_attributes = FILE_ATTRIBUTE_NORMAL; + create2.in.share_access = + smb2_util_share_access(info->sharemode); + create2.in.create_disposition = NTCREATEX_DISP_OPEN; + create2.in.create_options = 0; + create2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS; + create2.in.fname = fname; + create2.in.security_flags = 0; + create2.in.create_flags = NTCREATEX_FLAGS_EXTENDED; + create2.in.oplock_level = SMB2_OPLOCK_LEVEL_NONE; + + status = smb2_create(tree2, tctx, &create2); + + expected_status = info->expect_ok ? + NT_STATUS_OK : NT_STATUS_SHARING_VIOLATION; + torture_assert_ntstatus_equal_goto(tctx, status, + expected_status, ret, + done, "Unexpected status on " + "second create.\n"); + + status = smb2_util_close(tree1, create1.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "Failed to close " + "first handle.\n"); + + if (info->expect_ok) { + status = smb2_util_close(tree2, create2.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "Failed to close " + "second handle.\n"); + } + } + +done: + smb2_util_unlink(tree1, fname); + return ret; +} + +/* + * Test initial stat open with share nothing doesn't trigger SHARING_VIOLTION + * errors. + */ +static bool test_smb2_bug14375(struct torture_context *tctx, + struct smb2_tree *tree) +{ + const char *fname = "test_bug14375"; + struct smb2_create cr1; + struct smb2_create cr2; + struct smb2_create cr3; + NTSTATUS status; + bool ret = true; + + smb2_util_unlink(tree, fname); + + cr1 = (struct smb2_create) { + .in.desired_access = SEC_FILE_READ_ATTRIBUTE, + .in.file_attributes = FILE_ATTRIBUTE_NORMAL, + .in.share_access = NTCREATEX_SHARE_ACCESS_NONE, + .in.create_disposition = NTCREATEX_DISP_CREATE, + .in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS, + .in.fname = fname, + }; + + status = smb2_create(tree, tctx, &cr1); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + cr2 = (struct smb2_create) { + .in.desired_access = SEC_FILE_READ_DATA, + .in.file_attributes = FILE_ATTRIBUTE_NORMAL, + .in.share_access = NTCREATEX_SHARE_ACCESS_MASK, + .in.create_disposition = NTCREATEX_DISP_OPEN, + .in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS, + .in.fname = fname, + }; + + status = smb2_create(tree, tctx, &cr2); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + cr3 = (struct smb2_create) { + .in.desired_access = SEC_FILE_READ_DATA, + .in.file_attributes = FILE_ATTRIBUTE_NORMAL, + .in.share_access = NTCREATEX_SHARE_ACCESS_MASK, + .in.create_disposition = NTCREATEX_DISP_OPEN, + .in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS, + .in.fname = fname, + }; + + status = smb2_create(tree, tctx, &cr3); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + status = smb2_util_close(tree, cr1.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CLOSE file failed\n"); + status = smb2_util_close(tree, cr2.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CLOSE file failed\n"); + status = smb2_util_close(tree, cr3.out.file.handle); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CLOSE file failed\n"); + + cr1 = (struct smb2_create) { + .in.desired_access = SEC_FILE_READ_DATA, + .in.file_attributes = FILE_ATTRIBUTE_NORMAL, + .in.share_access = NTCREATEX_SHARE_ACCESS_MASK, + .in.create_disposition = NTCREATEX_DISP_OPEN, + .in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS, + .in.fname = fname, + }; + + status = smb2_create(tree, tctx, &cr1); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + cr2 = (struct smb2_create) { + .in.desired_access = SEC_FILE_READ_ATTRIBUTE, + .in.file_attributes = FILE_ATTRIBUTE_NORMAL, + .in.share_access = NTCREATEX_SHARE_ACCESS_NONE, + .in.create_disposition = NTCREATEX_DISP_OPEN, + .in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS, + .in.fname = fname, + }; + + status = smb2_create(tree, tctx, &cr2); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + + cr3 = (struct smb2_create) { + .in.desired_access = SEC_FILE_READ_DATA, + .in.file_attributes = FILE_ATTRIBUTE_NORMAL, + .in.share_access = NTCREATEX_SHARE_ACCESS_MASK, + .in.create_disposition = NTCREATEX_DISP_OPEN, + .in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS, + .in.fname = fname, + }; + + status = smb2_create(tree, tctx, &cr3); + torture_assert_ntstatus_ok_goto(tctx, status, ret, done, + "CREATE file failed\n"); + +done: + smb2_util_close(tree, cr1.out.file.handle); + smb2_util_close(tree, cr2.out.file.handle); + smb2_util_close(tree, cr3.out.file.handle); + smb2_util_unlink(tree, fname); + return ret; +} + +struct torture_suite *torture_smb2_sharemode_init(TALLOC_CTX *ctx) +{ + struct torture_suite *suite = torture_suite_create(ctx, "sharemode"); + + torture_suite_add_2smb2_test(suite, "sharemode-access", + test_smb2_sharemode_access); + torture_suite_add_2smb2_test(suite, "access-sharemode", + test_smb2_access_sharemode); + torture_suite_add_1smb2_test(suite, "bug14375", + test_smb2_bug14375); + + suite->description = talloc_strdup(suite, "SMB2-SHAREMODE tests"); + + return suite; +} |