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authorAndrew Bartlett <abartlet@samba.org>2005-01-15 22:13:18 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:08:51 -0500
commit8799d6b44c15a5e11c1e3528092fbca236561253 (patch)
treea15319faa56787080f1ab1a889f3d06b84c3d51b /source4/libnet
parenta7bbb190d9845a74c21369ca32eb8446982477db (diff)
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r4762: Store the results of a 'net join' in the LDB.
Like Samba3, the storage of the primary domain password is keyed off the domain name, so we can join multiple domains, and just swap 'workgroup =' around. Andrew Bartlett (This used to be commit 54a231780e028c6433cac296f2fbc64e39632dfd)
Diffstat (limited to 'source4/libnet')
-rw-r--r--source4/libnet/libnet_join.c207
-rw-r--r--source4/libnet/libnet_join.h29
2 files changed, 228 insertions, 8 deletions
diff --git a/source4/libnet/libnet_join.c b/source4/libnet/libnet_join.c
index 871e5c5e24..6d1003078d 100644
--- a/source4/libnet/libnet_join.c
+++ b/source4/libnet/libnet_join.c
@@ -23,6 +23,7 @@
#include "libnet/libnet.h"
#include "librpc/gen_ndr/ndr_samr.h"
#include "lib/crypto/crypto.h"
+#include "lib/ldb/include/ldb.h"
/*
* do a domain join using DCERPC/SAMR calls
@@ -41,7 +42,8 @@
*
* 7. do a samrSetUserInfo to set the account flags
*/
-static NTSTATUS libnet_JoinDomain_samr(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_JoinDomain *r)
+static NTSTATUS libnet_JoinDomain_samr(struct libnet_context *ctx,
+ TALLOC_CTX *mem_ctx, union libnet_JoinDomain *r)
{
NTSTATUS status;
union libnet_rpc_connect c;
@@ -55,12 +57,14 @@ static NTSTATUS libnet_JoinDomain_samr(struct libnet_context *ctx, TALLOC_CTX *m
struct samr_OpenUser ou;
struct samr_CreateUser2 cu;
struct policy_handle u_handle;
+ struct samr_QueryUserInfo qui;
struct samr_SetUserInfo sui;
union samr_UserInfo u_info;
union libnet_SetPassword r2;
struct samr_GetUserPwInfo pwp;
struct samr_String samr_account_name;
+ uint32 acct_flags;
uint32 rid, access_granted;
int policy_min_pw_len = 0;
@@ -233,14 +237,53 @@ static NTSTATUS libnet_JoinDomain_samr(struct libnet_context *ctx, TALLOC_CTX *m
}
/* prepare samr_SetUserInfo level 23 */
- ZERO_STRUCT(u_info);
- u_info.info16.acct_flags = r->samr.in.acct_type;
-
- sui.in.user_handle = &u_handle;
- sui.in.info = &u_info;
- sui.in.level = 16;
+ qui.in.user_handle = &u_handle;
+ qui.in.level = 16;
+
+ status = dcerpc_samr_QueryUserInfo(c.pdc.out.dcerpc_pipe, mem_ctx, &qui);
+ if (!NT_STATUS_IS_OK(status)) {
+ r->samr.out.error_string
+ = talloc_asprintf(mem_ctx,
+ "samr_QueryUserInfo for [%s] failed: %s\n",
+ r->samr.in.account_name, nt_errstr(status));
+ goto disconnect;
+ }
+ if (!qui.out.info) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ r->samr.out.error_string
+ = talloc_asprintf(mem_ctx,
+ "samr_QueryUserInfo failed to return qui.out.info for [%s]: %s\n",
+ r->samr.in.account_name, nt_errstr(status));
+ goto disconnect;
+ }
- dcerpc_samr_SetUserInfo(c.pdc.out.dcerpc_pipe, mem_ctx, &sui);
+ if ((qui.out.info->info16.acct_flags & (ACB_WSTRUST | ACB_SVRTRUST | ACB_DOMTRUST))
+ != r->samr.in.acct_type) {
+ acct_flags = (qui.out.info->info16.acct_flags & ~(ACB_WSTRUST | ACB_SVRTRUST | ACB_DOMTRUST))
+ | r->samr.in.acct_type;
+ } else {
+ acct_flags = qui.out.info->info16.acct_flags;
+ }
+
+ acct_flags = (acct_flags & ~ACB_DISABLED);
+
+ if (acct_flags != qui.out.info->info16.acct_flags) {
+ ZERO_STRUCT(u_info);
+ u_info.info16.acct_flags = acct_flags;
+
+ sui.in.user_handle = &u_handle;
+ sui.in.info = &u_info;
+ sui.in.level = 16;
+
+ dcerpc_samr_SetUserInfo(c.pdc.out.dcerpc_pipe, mem_ctx, &sui);
+ if (!NT_STATUS_IS_OK(status)) {
+ r->samr.out.error_string
+ = talloc_asprintf(mem_ctx,
+ "samr_SetUserInfo for [%s] failed to remove ACB_DISABLED flag: %s\n",
+ r->samr.in.account_name, nt_errstr(status));
+ goto disconnect;
+ }
+ }
disconnect:
/* close connection */
@@ -262,6 +305,7 @@ static NTSTATUS libnet_JoinDomain_generic(struct libnet_context *ctx, TALLOC_CTX
status = libnet_JoinDomain(ctx, mem_ctx, &r2);
r->generic.out.error_string = r2.samr.out.error_string;
+ r->generic.out.join_password = r2.samr.out.join_password;
return status;
}
@@ -277,3 +321,150 @@ NTSTATUS libnet_JoinDomain(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, unio
return NT_STATUS_INVALID_LEVEL;
}
+
+
+static NTSTATUS libnet_Join_primary_domain(struct libnet_context *ctx,
+ TALLOC_CTX *mem_ctx,
+ union libnet_Join *r)
+{
+ NTSTATUS status;
+ int ret;
+
+ struct ldb_wrap *ldb;
+ union libnet_JoinDomain r2;
+ const char *base_dn = "cn=Primary Domains";
+ const struct ldb_val *prior_secret;
+ const char *prior_modified_time;
+ struct ldb_message **msgs, *msg;
+ char *sct;
+ const char *attrs[] = {
+ "whenChanged",
+ "secret",
+ "priorSecret"
+ "priorChanged",
+ NULL
+ };
+
+ r2.generic.level = LIBNET_JOIN_DOMAIN_GENERIC;
+
+ if (r->generic.in.secure_channel_type == SEC_CHAN_BDC) {
+ r2.generic.in.acct_type = ACB_SVRTRUST;
+ } else if (r->generic.in.secure_channel_type == SEC_CHAN_WKSTA) {
+ r2.generic.in.acct_type = ACB_WSTRUST;
+ }
+ r2.generic.in.domain_name = r->generic.in.domain_name;
+
+ r2.generic.in.account_name = talloc_asprintf(mem_ctx, "%s$", lp_netbios_name());
+
+ /* Local secrets are stored in secrets.ldb */
+ ldb = secrets_db_connect(mem_ctx);
+
+ /* join domain */
+ status = libnet_JoinDomain(ctx, mem_ctx, &r2);
+
+ r->generic.out.error_string = r2.generic.out.error_string;
+
+ /* store in secrets.ldb or samdb.ldb, depending on secret type */
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ sct = talloc_asprintf(mem_ctx, "%d", r->generic.in.secure_channel_type);
+ msg = ldb_msg_new(mem_ctx);
+
+ /* search for the secret record */
+ ret = samdb_search(ldb,
+ mem_ctx, base_dn, &msgs, attrs,
+ "(&(cn=%s)(objectclass=primaryDomain))",
+ r->generic.in.domain_name);
+ if (ret == 0) {
+ msg->dn = talloc_asprintf(mem_ctx, "cn=%s,%s",
+ r->generic.in.domain_name,
+ base_dn);
+
+ samdb_msg_add_string(ldb, mem_ctx, msg, "cn", r->generic.in.domain_name);
+ samdb_msg_add_string(ldb, mem_ctx, msg, "objectClass", "primaryDomain");
+ samdb_msg_add_string(ldb, mem_ctx, msg, "secret", r2.generic.out.join_password);
+
+ samdb_msg_add_string(ldb, mem_ctx, msg, "accountName", r2.generic.in.account_name);
+
+ samdb_msg_add_string(ldb, mem_ctx, msg, "secureChannelType", sct);
+
+ /* create the secret */
+ ret = samdb_add(ldb, mem_ctx, msg);
+ if (ret != 0) {
+ r->generic.out.error_string
+ = talloc_asprintf(mem_ctx,
+ "Failed to create secret record %s\n",
+ msg->dn);
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ return NT_STATUS_OK;
+ } else if (ret != 1) {
+ r->generic.out.error_string
+ = talloc_asprintf(mem_ctx,
+ "Found %d records matching cn=%s under DN %s\n", ret,
+ r->generic.in.domain_name, base_dn);
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ msg->dn = msgs[0]->dn;
+
+ prior_secret = ldb_msg_find_ldb_val(msgs[0], "secret");
+ if (prior_secret) {
+ samdb_msg_set_value(ldb, mem_ctx, msg, "priorSecret", prior_secret);
+ }
+ samdb_msg_set_string(ldb, mem_ctx, msg, "secret", r2.generic.out.join_password);
+
+ prior_modified_time = ldb_msg_find_string(msgs[0],
+ "whenChanged", NULL);
+ if (prior_modified_time) {
+ samdb_msg_set_string(ldb, mem_ctx, msg, "priorWhenChanged",
+ prior_modified_time);
+ }
+
+ samdb_msg_set_string(ldb, mem_ctx, msg, "accountName", r2.generic.in.account_name);
+ samdb_msg_set_string(ldb, mem_ctx, msg, "secureChannelType", sct);
+
+ /* update the secret */
+ ret = samdb_replace(ldb, mem_ctx, msg);
+ if (ret != 0) {
+ DEBUG(0,("Failed to create secret record %s\n", msg->dn));
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ return NT_STATUS_OK;
+}
+
+NTSTATUS libnet_Join_generic(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_Join *r)
+{
+ NTSTATUS nt_status;
+ union libnet_Join r2;
+ r2.generic.in.secure_channel_type = r->generic.in.secure_channel_type;
+ r2.generic.in.domain_name = r->generic.in.domain_name;
+
+ if ((r->generic.in.secure_channel_type == SEC_CHAN_WKSTA)
+ || (r->generic.in.secure_channel_type == SEC_CHAN_BDC)) {
+ r2.generic.level = LIBNET_JOIN_PRIMARY;
+ nt_status = libnet_Join(ctx, mem_ctx, &r2);
+ } else {
+ r->generic.out.error_string
+ = talloc_asprintf(mem_ctx, "Invalid secure channel type specified (%08X) attempting to join domain %s",
+ r->generic.in.secure_channel_type, r->generic.in.domain_name);
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ r->generic.out.error_string = r2.generic.out.error_string;
+ return nt_status;
+}
+
+NTSTATUS libnet_Join(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_Join *r)
+{
+ switch (r->generic.level) {
+ case LIBNET_JOIN_GENERIC:
+ return libnet_Join_generic(ctx, mem_ctx, r);
+ case LIBNET_JOIN_PRIMARY:
+ return libnet_Join_primary_domain(ctx, mem_ctx, r);
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
diff --git a/source4/libnet/libnet_join.h b/source4/libnet/libnet_join.h
index 8788016e8e..830599929b 100644
--- a/source4/libnet/libnet_join.h
+++ b/source4/libnet/libnet_join.h
@@ -19,6 +19,8 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include "librpc/gen_ndr/ndr_netlogon.h"
+
/* struct and enum for doing a remote domain join */
enum libnet_JoinDomain_level {
LIBNET_JOIN_DOMAIN_GENERIC,
@@ -49,3 +51,30 @@ union libnet_JoinDomain {
};
+/* struct and enum for doing a remote domain join */
+enum libnet_Join_level {
+ LIBNET_JOIN_GENERIC,
+ LIBNET_JOIN_PRIMARY,
+};
+
+union libnet_Join {
+ struct {
+ enum libnet_Join_level level;
+
+ struct _libnet_Join_in {
+ const char *domain_name;
+ enum netr_SchannelType secure_channel_type;
+ } in;
+
+ struct _libnet_Join_out {
+ const char *error_string;
+ } out;
+ } generic;
+
+ struct {
+ enum libnet_Join_level level;
+ struct _libnet_Join_in in;
+ struct _libnet_Join_out out;
+ } ldb;
+};
+