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authorKamen Mazdrashki <kamen.mazdrashki@postpath.com>2010-02-06 03:13:33 +0200
committerAndrew Tridgell <tridge@samba.org>2010-02-11 21:59:39 +1100
commit976201d24a7c0734ef99c72e476a6caab97e21de (patch)
treef5004b90c2a56337787b2886ebef1a839ccc6a8e /source4/utils/net
parentfedc1152b5cead39cb0ce085c2a1f66ceed0b726 (diff)
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s4/net_drs: 'net drs kcc' command implementation
Signed-off-by: Andrew Tridgell <tridge@samba.org>
Diffstat (limited to 'source4/utils/net')
-rw-r--r--source4/utils/net/config.mk3
-rw-r--r--source4/utils/net/drs/net_drs.c5
-rw-r--r--source4/utils/net/drs/net_drs_kcc.c171
3 files changed, 177 insertions, 2 deletions
diff --git a/source4/utils/net/config.mk b/source4/utils/net/config.mk
index 70c6bafd0a..e3dfb35ce0 100644
--- a/source4/utils/net/config.mk
+++ b/source4/utils/net/config.mk
@@ -14,7 +14,8 @@ PRIVATE_DEPENDENCIES = \
net_drs_OBJ_FILES = $(addprefix $(utilssrcdir)/net/drs/, \
net_drs.o \
- net_drs_bind.o)
+ net_drs_bind.o \
+ net_drs_kcc.o)
$(eval $(call proto_header_template,$(utilssrcdir)/net/drs/net_drs_proto.h,$(net_drs_OBJ_FILES:.o=.c)))
diff --git a/source4/utils/net/drs/net_drs.c b/source4/utils/net/drs/net_drs.c
index 547d642bfb..7772d83ace 100644
--- a/source4/utils/net/drs/net_drs.c
+++ b/source4/utils/net/drs/net_drs.c
@@ -34,6 +34,8 @@
*/
static const struct net_functable net_drs_functable[] = {
{ "bind", "Display replication features for a domain controller\n", net_drs_bind_cmd, net_drs_bind_usage },
+ { "kcc", "Forces the KCC to recalculate replication topology for a specified domain controller\n",
+ net_drs_kcc_cmd, net_drs_kcc_usage },
{ NULL, NULL }
};
@@ -53,7 +55,8 @@ int net_drs_usage(struct net_context *ctx, int argc, const char **argv)
d_printf("net drs <command> [options]\n");
d_printf("\n");
d_printf("Currently implemented commands:\n");
- d_printf(" bind - Display DC replication features");
+ d_printf(" bind - Display DC replication features\n");
+ d_printf(" kcc - Forces the KCC to recalculate replication topology for a specified domain controller\n");
return 0;
}
diff --git a/source4/utils/net/drs/net_drs_kcc.c b/source4/utils/net/drs/net_drs_kcc.c
new file mode 100644
index 0000000000..fb2c661d9b
--- /dev/null
+++ b/source4/utils/net/drs/net_drs_kcc.c
@@ -0,0 +1,171 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Implements functions offered by repadmin.exe tool under Windows
+
+ Copyright (C) Kamen Mazdrashki <kamen.mazdrashki@postpath.com> 2010
+
+ 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 "utils/net/net.h"
+#include "net_drs.h"
+#include "lib/ldb/include/ldb.h"
+
+
+static bool net_drs_kcc_site_info(struct net_drs_context *drs_ctx,
+ const char **site_name,
+ uint32_t *site_options)
+{
+ struct ldb_dn *dn;
+ const struct ldb_val *ldb_val;
+ TALLOC_CTX *mem_ctx;
+ int ret;
+ struct ldb_result *ldb_res;
+ static const char *attrs[] = {
+ "options",
+ "whenChanged",
+ NULL
+ };
+
+ mem_ctx = talloc_new(drs_ctx);
+
+ /* get dsServiceName, which is NTDS Settings
+ * object for the server
+ * e.g.: CN=NTDS Settings,CN=<DC_NAME>,CN=Servers,CN=<SITE_NAME>,CN=Sites,<CONFIG> */
+ dn = ldb_msg_find_attr_as_dn(drs_ctx->ldap.ldb, mem_ctx, drs_ctx->ldap.rootdse, "dsServiceName");
+ if (!dn) {
+ d_printf("No dsServiceName value in RootDSE!\n");
+ goto failed;
+ }
+
+ /* work out site name */
+ if (!ldb_dn_remove_child_components(dn, 3)) {
+ d_printf("Failed to find Site DN.\n");
+ goto failed;
+ }
+
+ ldb_val = ldb_dn_get_rdn_val(dn);
+ if (!ldb_val) {
+ d_printf("Failed to get site name.\n");
+ goto failed;
+ }
+ *site_name = talloc_strndup(drs_ctx, (const char*)ldb_val->data, ldb_val->length);
+
+ /* get 'NTDS Site Settings' */
+ if (!ldb_dn_add_child_fmt(dn, "CN=NTDS Site Settings")) {
+ d_printf("Failed to create NTDS Site Settings DN.\n");
+ goto failed;
+ }
+
+ ret = ldb_search(drs_ctx->ldap.ldb, mem_ctx, &ldb_res,
+ dn, LDB_SCOPE_BASE, attrs, "(objectClass=*)");
+ if (ret != LDB_SUCCESS) {
+ d_printf("Failed to get Site object\n");
+ goto failed;
+ }
+ if (ldb_res->count != 1) {
+ d_printf("Error: returned %d messages for Site object.\n", ldb_res->count);
+ goto failed;
+ }
+ *site_options = ldb_msg_find_attr_as_uint(ldb_res->msgs[0], "options", 0);
+
+ talloc_free(mem_ctx);
+ return true;
+
+failed:
+ talloc_free(mem_ctx);
+ return false;
+}
+
+/**
+ * 'net drs kcc' command entry point
+ */
+int net_drs_kcc_cmd(struct net_context *ctx, int argc, const char **argv)
+{
+ NTSTATUS status;
+ struct net_drs_context *drs_ctx;
+ struct drsuapi_DsBindInfo48 *info48;
+ struct drsuapi_DsExecuteKCC req;
+ union drsuapi_DsExecuteKCCRequest kcc_req;
+ const char *site_name;
+ uint32_t site_options;
+
+ /* only one arg expected */
+ if (argc != 1) {
+ return net_drs_kcc_usage(ctx, argc, argv);
+ }
+
+ if (!net_drs_create_context(ctx, argv[0], &drs_ctx)) {
+ return -1;
+ }
+ info48 = &drs_ctx->info48;
+
+ /* check if target DC supports ExecuteKCC */
+ if (!(info48->supported_extensions & DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE)) {
+ d_printf("%s does not support EXECUTE_KCC extension.\n", drs_ctx->dc_name);
+ goto failed;
+ }
+
+ /* gather some Site info */
+ if (!net_drs_kcc_site_info(drs_ctx, &site_name, &site_options)) {
+ goto failed;
+ }
+
+ d_printf("%s\n", site_name);
+ if (site_options) {
+ // TODO: print meaningfull site options here
+ d_printf("Current Site Options: 0x%X\n", site_options);
+ } else {
+ d_printf("Current Site Options: (none)\n");
+ }
+
+ /* execute KCC */
+ ZERO_STRUCT(req);
+ ZERO_STRUCT(kcc_req);
+ req.in.bind_handle = &drs_ctx->bind_handle;
+ req.in.level = 1;
+ req.in.req = &kcc_req;
+ status = dcerpc_drsuapi_DsExecuteKCC(drs_ctx->drs_pipe, drs_ctx, &req);
+ if (!NT_STATUS_IS_OK(status)) {
+ const char *errstr = nt_errstr(status);
+ if (NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
+ errstr = dcerpc_errstr(drs_ctx, drs_ctx->drs_pipe->last_fault_code);
+ }
+ d_printf("dcerpc_drsuapi_DsExecuteKCC failed - %s.\n", errstr);
+ goto failed;
+ } else if (!W_ERROR_IS_OK(req.out.result)) {
+ d_printf("DsExecuteKCC failed - %s.\n", win_errstr(req.out.result));
+ goto failed;
+ }
+
+ d_printf("Consistency check on %s successful.\n", drs_ctx->dc_name);
+
+ talloc_free(drs_ctx);
+ return 0;
+
+failed:
+ talloc_free(drs_ctx);
+ return -1;
+}
+
+/**
+ * 'net drs kcc' usage
+ */
+int net_drs_kcc_usage(struct net_context *ctx, int argc, const char **argv)
+{
+ d_printf("net drs kcc <DC_NAME>\n");
+ return 0;
+}