From b1a4649438e5f27722c8dae629037df2543871c7 Mon Sep 17 00:00:00 2001
From: Günther Deschner <gd@samba.org>
Date: Fri, 8 May 2009 21:56:17 +0200
Subject: s3-net: add "net dom renamecomputer" to rename machines in a domain.

dmarkey, please test :)

Guenther
---
 source3/rpc_server/srv_wkssvc_nt.c |   3 +-
 source3/utils/net_dom.c            | 114 ++++++++++++++++++++++++++++++++++++-
 2 files changed, 114 insertions(+), 3 deletions(-)

diff --git a/source3/rpc_server/srv_wkssvc_nt.c b/source3/rpc_server/srv_wkssvc_nt.c
index 8d2e73b5a5..b06818efb3 100644
--- a/source3/rpc_server/srv_wkssvc_nt.c
+++ b/source3/rpc_server/srv_wkssvc_nt.c
@@ -428,8 +428,7 @@ WERROR _wkssvc_NetrUnjoinDomain2(pipes_struct *p,
 
 WERROR _wkssvc_NetrRenameMachineInDomain2(pipes_struct *p, struct wkssvc_NetrRenameMachineInDomain2 *r)
 {
-	/* FIXME: Add implementation code here */
-	p->rng_fault_state = True;
+	/* for now just return not supported */
 	return WERR_NOT_SUPPORTED;
 }
 
diff --git a/source3/utils/net_dom.c b/source3/utils/net_dom.c
index 3bf6a27289..401079777f 100644
--- a/source3/utils/net_dom.c
+++ b/source3/utils/net_dom.c
@@ -1,7 +1,7 @@
 /*
    Samba Unix/Linux SMB client library
    net dom commands for remote join/unjoin
-   Copyright (C) 2007 Günther Deschner
+   Copyright (C) 2007,2009 Günther Deschner
 
    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
@@ -28,6 +28,10 @@ int net_dom_usage(struct net_context *c, int argc, const char **argv)
 	d_printf("usage: net dom unjoin "
 		 "<account=ACCOUNT> <password=PASSWORD> <reboot>\n"
 		 "  Unjoin a remote machine\n");
+	d_printf("usage: net dom renamecomputer "
+		 "<newname=NEWNAME> "
+		 "<account=ACCOUNT> <password=PASSWORD> <reboot>\n"
+		 "  Rename joined computer\n");
 
 	return -1;
 }
@@ -225,6 +229,103 @@ static int net_dom_join(struct net_context *c, int argc, const char **argv)
 	return ret;
 }
 
+static int net_dom_renamecomputer(struct net_context *c, int argc, const char **argv)
+{
+	const char *server_name = NULL;
+	const char *account = NULL;
+	const char *password = NULL;
+	const char *newname = NULL;
+	uint32_t rename_options = NETSETUP_ACCT_CREATE;
+	struct cli_state *cli = NULL;
+	bool do_reboot = false;
+	NTSTATUS ntstatus;
+	NET_API_STATUS status;
+	int ret = -1;
+	int i;
+
+	if (argc < 1 || c->display_usage) {
+		return net_dom_usage(c, argc, argv);
+	}
+
+	if (c->opt_host) {
+		server_name = c->opt_host;
+	}
+
+	for (i=0; i<argc; i++) {
+		if (strnequal(argv[i], "account", strlen("account"))) {
+			account = get_string_param(argv[i]);
+			if (!account) {
+				return -1;
+			}
+		}
+		if (strnequal(argv[i], "password", strlen("password"))) {
+			password = get_string_param(argv[i]);
+			if (!password) {
+				return -1;
+			}
+		}
+		if (strnequal(argv[i], "newname", strlen("newname"))) {
+			newname = get_string_param(argv[i]);
+			if (!newname) {
+				return -1;
+			}
+		}
+		if (strequal(argv[i], "reboot")) {
+			do_reboot = true;
+		}
+	}
+
+	if (do_reboot) {
+		ntstatus = net_make_ipc_connection_ex(c, c->opt_workgroup,
+						      server_name, NULL, 0,
+						      &cli);
+		if (!NT_STATUS_IS_OK(ntstatus)) {
+			return -1;
+		}
+	}
+
+	status = NetRenameMachineInDomain(server_name, newname,
+					  account, password, rename_options);
+	if (status != 0) {
+		printf("Failed to rename machine: ");
+		if (status == W_ERROR_V(WERR_SETUP_NOT_JOINED)) {
+			printf("Computer is not joined to a Domain\n");
+			goto done;
+		}
+		printf("%s\n",
+			libnetapi_get_error_string(c->netapi_ctx, status));
+		goto done;
+	}
+
+	if (do_reboot) {
+		c->opt_comment = "Shutting down due to a computer rename";
+		c->opt_reboot = true;
+		c->opt_timeout = 30;
+
+		ret = run_rpc_command(c, cli,
+				      &ndr_table_initshutdown.syntax_id,
+				      0, rpc_init_shutdown_internals,
+				      argc, argv);
+		if (ret == 0) {
+			goto done;
+		}
+
+		ret = run_rpc_command(c, cli, &ndr_table_winreg.syntax_id, 0,
+				      rpc_reg_shutdown_internals,
+				      argc, argv);
+		goto done;
+	}
+
+	ret = 0;
+
+ done:
+	if (cli) {
+		cli_shutdown(cli);
+	}
+
+	return ret;
+}
+
 int net_dom(struct net_context *c, int argc, const char **argv)
 {
 	NET_API_STATUS status;
@@ -248,6 +349,17 @@ int net_dom(struct net_context *c, int argc, const char **argv)
 			"<reboot>\n"
 			"  Unjoin a remote machine"
 		},
+		{
+			"renamecomputer",
+			net_dom_renamecomputer,
+			NET_TRANSPORT_LOCAL,
+			"Rename a computer that is joined to a domain",
+			"net dom renamecomputer <newname=NEWNAME> "
+			"<account=ACCOUNT> <password=PASSWORD> "
+			"<reboot>\n"
+			"  Rename joined computer"
+		},
+
 		{NULL, NULL, 0, NULL, NULL}
 	};
 
-- 
cgit