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-rw-r--r--source3/libsmb/cli_netlogon.c83
-rw-r--r--source3/libsmb/trust_passwd.c116
2 files changed, 198 insertions, 1 deletions
diff --git a/source3/libsmb/cli_netlogon.c b/source3/libsmb/cli_netlogon.c
index 7499d9ca7b..d20e466cc9 100644
--- a/source3/libsmb/cli_netlogon.c
+++ b/source3/libsmb/cli_netlogon.c
@@ -2,9 +2,12 @@
Unix SMB/Netbios implementation.
Version 1.9.
NT Domain Authentication SMB / MSRPC client
- Copyright (C) Andrew Tridgell 1994-2000
+ Copyright (C) Andrew Tridgell 1992-2000
Copyright (C) Luke Kenneth Casson Leighton 1996-2000
Copyright (C) Tim Potter 2001
+ Copyright (C) Paul Ashton 1997.
+ Copyright (C) Jeremy Allison 1998.
+ Copyright (C) Andrew Bartlett 2001.
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
@@ -492,3 +495,81 @@ NTSTATUS cli_netlogon_sam_logon(struct cli_state *cli, TALLOC_CTX *mem_ctx,
done:
return result;
}
+
+/***************************************************************************
+LSA Server Password Set.
+****************************************************************************/
+
+NTSTATUS cli_net_srv_pwset(struct cli_state *cli, TALLOC_CTX *mem_ctx,
+ char* machine_name, uint8 hashed_mach_pwd[16])
+{
+ prs_struct rbuf;
+ prs_struct buf;
+ DOM_CRED new_clnt_cred;
+ NET_Q_SRV_PWSET q_s;
+ uint16 sec_chan_type = 2;
+ NTSTATUS nt_status;
+ char *mach_acct;
+
+ gen_next_creds( cli, &new_clnt_cred);
+
+ prs_init(&buf , 1024, mem_ctx, MARSHALL);
+ prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);
+
+ /* create and send a MSRPC command with api NET_SRV_PWSET */
+
+ mach_acct = talloc_asprintf(mem_ctx, "%s$", machine_name);
+
+ if (!mach_acct) {
+ DEBUG(0,("talloc_asprintf failed!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ DEBUG(4,("cli_net_srv_pwset: srv:%s acct:%s sc: %d mc: %s clnt %s %x\n",
+ cli->srv_name_slash, mach_acct, sec_chan_type, machine_name,
+ credstr(new_clnt_cred.challenge.data), new_clnt_cred.timestamp.time));
+
+ /* store the parameters */
+ init_q_srv_pwset(&q_s, cli->srv_name_slash, cli->sess_key,
+ mach_acct, sec_chan_type, machine_name,
+ &new_clnt_cred, (char *)hashed_mach_pwd);
+
+ /* turn parameters into data stream */
+ if(!net_io_q_srv_pwset("", &q_s, &buf, 0)) {
+ DEBUG(0,("cli_net_srv_pwset: Error : failed to marshall NET_Q_SRV_PWSET struct.\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ /* send the data on \PIPE\ */
+ if (rpc_api_pipe_req(cli, NET_SRVPWSET, &buf, &rbuf))
+ {
+ NET_R_SRV_PWSET r_s;
+
+ if (!net_io_r_srv_pwset("", &r_s, &rbuf, 0)) {
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ nt_status = r_s.status;
+
+ if (!NT_STATUS_IS_OK(r_s.status))
+ {
+ /* report error code */
+ DEBUG(0,("cli_net_srv_pwset: %s\n", get_nt_error_msg(nt_status)));
+ return nt_status;
+ }
+
+ /* Update the credentials. */
+ if (!clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), &(r_s.srv_cred)))
+ {
+ /*
+ * Server replied with bad credential. Fail.
+ */
+ DEBUG(0,("cli_net_srv_pwset: server %s replied with bad credential (bad machine \
+password ?).\n", cli->desthost ));
+ nt_status = NT_STATUS_UNSUCCESSFUL;
+ }
+ }
+
+ return nt_status;
+}
+
diff --git a/source3/libsmb/trust_passwd.c b/source3/libsmb/trust_passwd.c
new file mode 100644
index 0000000000..7f7a5d29dc
--- /dev/null
+++ b/source3/libsmb/trust_passwd.c
@@ -0,0 +1,116 @@
+/*
+ * Unix SMB/Netbios implementation.
+ * Version 3.0
+ * Routines to change
+ * Copyright (C) Andrew Bartlett 2001.
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "includes.h"
+
+extern pstring global_myname;
+
+/*********************************************************
+ Change the domain password on the PDC.
+
+ Just changes the password betwen the two values specified.
+
+ Caller must have the cli connected to the netlogon pipe
+ already.
+**********************************************************/
+static NTSTATUS just_change_the_password(struct cli_state *cli, TALLOC_CTX *mem_ctx,
+ unsigned char orig_trust_passwd_hash[16],
+ unsigned char new_trust_passwd_hash[16])
+{
+ NTSTATUS result;
+ result = new_cli_nt_setup_creds(cli, orig_trust_passwd_hash);
+
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(0,("just_change_the_password: unable to setup creds (%s)!\n",
+ get_nt_error_msg(result)));
+ return result;
+ }
+
+ result = cli_net_srv_pwset(cli, mem_ctx, global_myname, new_trust_passwd_hash);
+
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(0,("just_change_the_password: unable to change password (%s)!\n",
+ get_nt_error_msg(result)));
+ }
+ return result;
+}
+
+/*********************************************************
+ Change the domain password on the PDC.
+ Store the password ourselves, but use the supplied password
+ Caller must have already setup the connection to the NETLOGON pipe
+**********************************************************/
+
+NTSTATUS trust_pw_change_and_store_it(struct cli_state *cli, TALLOC_CTX *mem_ctx,
+ unsigned char orig_trust_passwd_hash[16])
+{
+ unsigned char new_trust_passwd_hash[16];
+ char *new_trust_passwd;
+ char *str;
+ NTSTATUS nt_status;
+
+ /* Create a random machine account password */
+ str = generate_random_str(DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
+ new_trust_passwd = talloc_strdup(mem_ctx, str);
+
+ E_md4hash((uchar *)new_trust_passwd, new_trust_passwd_hash);
+
+ nt_status = just_change_the_password(cli, mem_ctx, orig_trust_passwd_hash,
+ new_trust_passwd_hash);
+
+ if (NT_STATUS_IS_OK(nt_status)) {
+ DEBUG(3,("%s : change_trust_account_password: Changed password.\n", timestring(False)));
+ /*
+ * Return the result of trying to write the new password
+ * back into the trust account file.
+ */
+ if (!secrets_store_machine_password(new_trust_passwd)) {
+ nt_status = NT_STATUS_UNSUCCESSFUL;
+ }
+ }
+
+ return nt_status;
+}
+
+/*********************************************************
+ Change the domain password on the PDC.
+ Do most of the legwork ourselfs. Caller must have
+ already setup the connection to the NETLOGON pipe
+**********************************************************/
+
+NTSTATUS trust_pw_find_change_and_store_it(struct cli_state *cli, TALLOC_CTX *mem_ctx, char *domain)
+{
+ unsigned char old_trust_passwd_hash[16];
+ char *up_domain;
+
+ up_domain = talloc_strdup(mem_ctx, domain);
+
+ if (!secrets_fetch_trust_account_password(domain,
+ old_trust_passwd_hash,
+ NULL)) {
+ DEBUG(0, ("could not fetch domain secrets for domain %s!\n", domain));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ return trust_pw_change_and_store_it(cli, mem_ctx, old_trust_passwd_hash);
+
+}
+