rpcclient: Add unixinfo commands

The unixinfo pipe might go away in the future, but right now we have
it around. This code is simple and can go away again when unixinfo
dies.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Tue Aug 24 18:22:56 UTC 2021 on sn-devel-184

diff --git a/source3/rpcclient/cmd_unixinfo.c b/source3/rpcclient/cmd_unixinfo.c
new file mode 100644 (file)
index 0000000..16f13a2
--- /dev/null
+++ b/source3/rpcclient/cmd_unixinfo.c
@@ -0,0 +1,141 @@
+/*
+ * Unix SMB/CIFS implementation.
+ *
+ * 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 "rpcclient.h"
+#include "../librpc/gen_ndr/ndr_unixinfo_c.h"
+#include "libcli/security/dom_sid.h"
+
+static NTSTATUS cmd_unixinfo_uidtosid(
+       struct rpc_pipe_client *cli,
+       TALLOC_CTX *mem_ctx,
+       int argc,
+       const char **argv)
+{
+       struct dcerpc_binding_handle *b = cli->binding_handle;
+       uint64_t uid = 0;
+       struct dom_sid sid = { .sid_rev_num = 0, };
+       struct dom_sid_buf buf;
+       NTSTATUS status, result;
+
+       if (argc != 2) {
+               printf("Usage: %s [uid]\n", argv[0]);
+               return NT_STATUS_OK;
+       }
+       uid = atoi(argv[1]);
+
+       status = dcerpc_unixinfo_UidToSid(b, mem_ctx, uid, &sid, &result);
+       if (!NT_STATUS_IS_OK(status)) {
+               fprintf(stderr,
+                       "dcerpc_unixinfo_UidToSid failed: %s\n",
+                       nt_errstr(status));
+               goto done;
+       }
+       if (!NT_STATUS_IS_OK(result)) {
+               fprintf(stderr,
+                       "dcerpc_unixinfo_UidToSid returned: %s\n",
+                       nt_errstr(result));
+               status = result;
+               goto done;
+       }
+
+       printf("UidToSid(%"PRIu64")=%s\n",
+              uid,
+              dom_sid_str_buf(&sid, &buf));
+
+done:
+       return status;
+}
+
+static NTSTATUS cmd_unixinfo_getpwuid(
+       struct rpc_pipe_client *cli,
+       TALLOC_CTX *mem_ctx,
+       int argc,
+       const char **argv)
+{
+       struct dcerpc_binding_handle *b = cli->binding_handle;
+       uint32_t count = 1;
+       uint64_t uids = 0;
+       struct unixinfo_GetPWUidInfo infos = { .homedir = NULL, };
+       NTSTATUS status, result;
+
+       if (argc != 2) {
+               printf("Usage: %s [uid]\n", argv[0]);
+               return NT_STATUS_OK;
+       }
+       uids = atoi(argv[1]);
+
+       status = dcerpc_unixinfo_GetPWUid(
+               b, mem_ctx, &count, &uids, &infos, &result);
+       if (!NT_STATUS_IS_OK(status)) {
+               goto done;
+       }
+
+       if (!NT_STATUS_IS_OK(status)) {
+               fprintf(stderr,
+                       "dcerpc_unixinfo_GetPWUid failed: %s\n",
+                       nt_errstr(status));
+               return status;
+       }
+       if (!NT_STATUS_IS_OK(result)) {
+               fprintf(stderr,
+                       "dcerpc_unixinfo_GetPWUid returned: %s\n",
+                       nt_errstr(result));
+               return result;
+       }
+
+       printf("status=%s, homedir=%s, shell=%s\n",
+              nt_errstr(infos.status),
+              infos.homedir,
+              infos.shell);
+
+done:
+       return status;
+}
+
+/* List of commands exported by this module */
+
+struct cmd_set unixinfo_commands[] = {
+
+       {
+               .name = "UNIXINFO",
+       },
+
+       {
+               .name               = "getpwuid",
+               .returntype         = RPC_RTYPE_NTSTATUS,
+               .ntfn               = cmd_unixinfo_getpwuid,
+               .wfn                = NULL,
+               .table              = &ndr_table_unixinfo,
+               .rpc_pipe           = NULL,
+               .description        = "Get shell and homedir",
+               .usage              = "",
+       },
+       {
+               .name               = "uidtosid",
+               .returntype         = RPC_RTYPE_NTSTATUS,
+               .ntfn               = cmd_unixinfo_uidtosid,
+               .wfn                = NULL,
+               .table              = &ndr_table_unixinfo,
+               .rpc_pipe           = NULL,
+               .description        = "Convert uid to sid",
+               .usage              = "",
+       },
+       {
+               .name = NULL
+       },
+};

diff --git a/source3/rpcclient/rpcclient.c b/source3/rpcclient/rpcclient.c
index 92d200e94e4ff495851dcef91445306a29634f6b..7c9982b33e9b5a55c431118d22d8d636f9b95dd3 100644 (file)
--- a/source3/rpcclient/rpcclient.c
+++ b/source3/rpcclient/rpcclient.c
@@ -785,6 +785,7 @@ extern struct cmd_set fss_commands[];
 extern struct cmd_set witness_commands[];
 extern struct cmd_set clusapi_commands[];
 extern struct cmd_set spotlight_commands[];
+extern struct cmd_set unixinfo_commands[];
 
 static struct cmd_set *rpcclient_command_list[] = {
        rpcclient_commands,
@@ -808,6 +809,7 @@ static struct cmd_set *rpcclient_command_list[] = {
        witness_commands,
        clusapi_commands,
        spotlight_commands,
+       unixinfo_commands,
        NULL
 };
 

diff --git a/source3/rpcclient/wscript_build b/source3/rpcclient/wscript_build
index 75935755f1abc0e5c3954f105c84208afecad535..bb3a88cd4018a3943203f6d102ed813278f5fcb2 100644 (file)
--- a/source3/rpcclient/wscript_build
+++ b/source3/rpcclient/wscript_build
@@ -22,6 +22,7 @@ bld.SAMBA3_BINARY('rpcclient',
                  cmd_witness.c
                 cmd_iremotewinspool.c
                  cmd_spotlight.c
+                 cmd_unixinfo.c
                 ''',
                  deps='''
                  talloc
@@ -56,4 +57,5 @@ bld.SAMBA3_BINARY('rpcclient',
                  RPC_NDR_WINSPOOL
                  mdssvc
                  RPC_NDR_MDSSVC
+                 RPC_NDR_UNIXINFO
                  ''')