mirror of
https://github.com/samba-team/samba.git
synced 2024-12-24 21:34:56 +03:00
c507ebe567
that is now possible to, for example, load a module which contains
an auth method into a binary without the auth/ subsystem built in.
(This used to be commit 74d9ecfe2d
)
666 lines
15 KiB
C
666 lines
15 KiB
C
/*
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Unix SMB/CIFS implementation.
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RPC pipe client
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Copyright (C) Tim Potter 2000-2001
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Copyright (C) Martin Pool 2003
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#include "rpcclient.h"
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#define HAVE_SMB_REGISTER_PASSDB
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#include "module_dummy.h"
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DOM_SID domain_sid;
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/* List to hold groups of commands.
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*
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* Commands are defined in a list of arrays: arrays are easy to
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* statically declare, and lists are easier to dynamically extend.
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*/
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static struct cmd_list {
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struct cmd_list *prev, *next;
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struct cmd_set *cmd_set;
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} *cmd_list;
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/****************************************************************************
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handle completion of commands for readline
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****************************************************************************/
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static char **completion_fn(char *text, int start, int end)
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{
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#define MAX_COMPLETIONS 100
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char **matches;
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int i, count=0;
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struct cmd_list *commands = cmd_list;
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#if 0 /* JERRY */
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/* FIXME!!! -- what to do when completing argument? */
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/* for words not at the start of the line fallback
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to filename completion */
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if (start)
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return NULL;
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#endif
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/* make sure we have a list of valid commands */
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if (!commands)
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return NULL;
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matches = (char **)malloc(sizeof(matches[0])*MAX_COMPLETIONS);
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if (!matches) return NULL;
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matches[count++] = strdup(text);
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if (!matches[0]) return NULL;
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while (commands && count < MAX_COMPLETIONS-1)
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{
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if (!commands->cmd_set)
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break;
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for (i=0; commands->cmd_set[i].name; i++)
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{
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if ((strncmp(text, commands->cmd_set[i].name, strlen(text)) == 0) &&
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(( commands->cmd_set[i].returntype == RPC_RTYPE_NTSTATUS &&
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commands->cmd_set[i].ntfn ) ||
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( commands->cmd_set[i].returntype == RPC_RTYPE_WERROR &&
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commands->cmd_set[i].wfn)))
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{
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matches[count] = strdup(commands->cmd_set[i].name);
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if (!matches[count])
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return NULL;
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count++;
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}
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}
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commands = commands->next;
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}
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if (count == 2) {
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SAFE_FREE(matches[0]);
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matches[0] = strdup(matches[1]);
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}
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matches[count] = NULL;
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return matches;
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}
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static char* next_command (char** cmdstr)
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{
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static pstring command;
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char *p;
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if (!cmdstr || !(*cmdstr))
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return NULL;
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p = strchr_m(*cmdstr, ';');
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if (p)
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*p = '\0';
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pstrcpy(command, *cmdstr);
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if (p)
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*cmdstr = p + 1;
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else
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*cmdstr = NULL;
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return command;
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}
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/* Fetch the SID for this computer */
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static void fetch_machine_sid(struct cli_state *cli)
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{
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POLICY_HND pol;
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NTSTATUS result = NT_STATUS_OK;
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uint32 info_class = 5;
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fstring domain_name;
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static BOOL got_domain_sid;
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TALLOC_CTX *mem_ctx;
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if (got_domain_sid) return;
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if (!(mem_ctx=talloc_init("fetch_machine_sid")))
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{
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DEBUG(0,("fetch_machine_sid: talloc_init returned NULL!\n"));
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goto error;
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}
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if (!cli_nt_session_open (cli, PI_LSARPC)) {
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fprintf(stderr, "could not initialise lsa pipe\n");
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goto error;
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}
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result = cli_lsa_open_policy(cli, mem_ctx, True,
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SEC_RIGHTS_MAXIMUM_ALLOWED,
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&pol);
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if (!NT_STATUS_IS_OK(result)) {
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goto error;
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}
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result = cli_lsa_query_info_policy(cli, mem_ctx, &pol, info_class,
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domain_name, &domain_sid);
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if (!NT_STATUS_IS_OK(result)) {
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goto error;
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}
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got_domain_sid = True;
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cli_lsa_close(cli, mem_ctx, &pol);
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cli_nt_session_close(cli);
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talloc_destroy(mem_ctx);
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return;
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error:
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fprintf(stderr, "could not obtain sid for domain %s\n", cli->domain);
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if (!NT_STATUS_IS_OK(result)) {
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fprintf(stderr, "error: %s\n", nt_errstr(result));
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}
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exit(1);
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}
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/* List the available commands on a given pipe */
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static NTSTATUS cmd_listcommands(struct cli_state *cli, TALLOC_CTX *mem_ctx,
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int argc, const char **argv)
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{
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struct cmd_list *tmp;
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struct cmd_set *tmp_set;
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int i;
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/* Usage */
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if (argc != 2) {
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printf("Usage: %s <pipe>\n", argv[0]);
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return NT_STATUS_OK;
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}
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/* Help on one command */
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for (tmp = cmd_list; tmp; tmp = tmp->next)
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{
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tmp_set = tmp->cmd_set;
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if (!StrCaseCmp(argv[1], tmp_set->name))
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{
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printf("Available commands on the %s pipe:\n\n", tmp_set->name);
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i = 0;
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tmp_set++;
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while(tmp_set->name) {
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printf("%20s", tmp_set->name);
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tmp_set++;
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i++;
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if (i%4 == 0)
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printf("\n");
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}
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/* drop out of the loop */
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break;
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}
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}
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printf("\n\n");
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return NT_STATUS_OK;
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}
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/* Display help on commands */
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static NTSTATUS cmd_help(struct cli_state *cli, TALLOC_CTX *mem_ctx,
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int argc, const char **argv)
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{
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struct cmd_list *tmp;
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struct cmd_set *tmp_set;
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/* Usage */
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if (argc > 2) {
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printf("Usage: %s [command]\n", argv[0]);
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return NT_STATUS_OK;
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}
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/* Help on one command */
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if (argc == 2) {
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for (tmp = cmd_list; tmp; tmp = tmp->next) {
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tmp_set = tmp->cmd_set;
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while(tmp_set->name) {
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if (strequal(argv[1], tmp_set->name)) {
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if (tmp_set->usage &&
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tmp_set->usage[0])
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printf("%s\n", tmp_set->usage);
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else
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printf("No help for %s\n", tmp_set->name);
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return NT_STATUS_OK;
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}
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tmp_set++;
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}
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}
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printf("No such command: %s\n", argv[1]);
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return NT_STATUS_OK;
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}
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/* List all commands */
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for (tmp = cmd_list; tmp; tmp = tmp->next) {
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tmp_set = tmp->cmd_set;
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while(tmp_set->name) {
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printf("%15s\t\t%s\n", tmp_set->name,
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tmp_set->description ? tmp_set->description:
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"");
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tmp_set++;
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}
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}
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return NT_STATUS_OK;
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}
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/* Change the debug level */
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static NTSTATUS cmd_debuglevel(struct cli_state *cli, TALLOC_CTX *mem_ctx,
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int argc, const char **argv)
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{
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if (argc > 2) {
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printf("Usage: %s [debuglevel]\n", argv[0]);
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return NT_STATUS_OK;
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}
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if (argc == 2) {
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DEBUGLEVEL = atoi(argv[1]);
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}
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printf("debuglevel is %d\n", DEBUGLEVEL);
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return NT_STATUS_OK;
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}
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static NTSTATUS cmd_quit(struct cli_state *cli, TALLOC_CTX *mem_ctx,
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int argc, const char **argv)
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{
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exit(0);
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return NT_STATUS_OK; /* NOTREACHED */
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}
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/* Built in rpcclient commands */
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static struct cmd_set rpcclient_commands[] = {
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{ "GENERAL OPTIONS" },
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{ "help", RPC_RTYPE_NTSTATUS, cmd_help, NULL, -1, "Get help on commands", "[command]" },
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{ "?", RPC_RTYPE_NTSTATUS, cmd_help, NULL, -1, "Get help on commands", "[command]" },
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{ "debuglevel", RPC_RTYPE_NTSTATUS, cmd_debuglevel, NULL, -1, "Set debug level", "level" },
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{ "list", RPC_RTYPE_NTSTATUS, cmd_listcommands, NULL, -1, "List available commands on <pipe>", "pipe" },
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{ "exit", RPC_RTYPE_NTSTATUS, cmd_quit, NULL, -1, "Exit program", "" },
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{ "quit", RPC_RTYPE_NTSTATUS, cmd_quit, NULL, -1, "Exit program", "" },
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{ NULL }
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};
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static struct cmd_set separator_command[] = {
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{ "---------------", MAX_RPC_RETURN_TYPE, NULL, NULL, -1, "----------------------" },
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{ NULL }
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};
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/* Various pipe commands */
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extern struct cmd_set lsarpc_commands[];
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extern struct cmd_set samr_commands[];
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extern struct cmd_set spoolss_commands[];
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extern struct cmd_set netlogon_commands[];
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extern struct cmd_set srvsvc_commands[];
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extern struct cmd_set dfs_commands[];
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extern struct cmd_set reg_commands[];
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extern struct cmd_set ds_commands[];
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extern struct cmd_set echo_commands[];
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static struct cmd_set *rpcclient_command_list[] = {
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rpcclient_commands,
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lsarpc_commands,
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ds_commands,
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samr_commands,
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spoolss_commands,
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netlogon_commands,
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srvsvc_commands,
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dfs_commands,
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reg_commands,
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echo_commands,
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NULL
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};
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static void add_command_set(struct cmd_set *cmd_set)
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{
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struct cmd_list *entry;
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if (!(entry = (struct cmd_list *)malloc(sizeof(struct cmd_list)))) {
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DEBUG(0, ("out of memory\n"));
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return;
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}
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ZERO_STRUCTP(entry);
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entry->cmd_set = cmd_set;
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DLIST_ADD(cmd_list, entry);
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}
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/**
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* Call an rpcclient function, passing an argv array.
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*
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* @param cmd Command to run, as a single string.
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**/
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static NTSTATUS do_cmd(struct cli_state *cli,
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struct cmd_set *cmd_entry,
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int argc, char **argv)
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{
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NTSTATUS ntresult;
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WERROR wresult;
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TALLOC_CTX *mem_ctx;
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/* Create mem_ctx */
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if (!(mem_ctx = talloc_init("do_cmd"))) {
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DEBUG(0, ("talloc_init() failed\n"));
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return NT_STATUS_UNSUCCESSFUL;
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}
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/* Open pipe */
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if (cmd_entry->pipe_idx != -1) {
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if (!cli_nt_session_open(cli, cmd_entry->pipe_idx)) {
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DEBUG(0, ("Could not initialise %s\n",
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get_pipe_name_from_index(cmd_entry->pipe_idx)));
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return NT_STATUS_UNSUCCESSFUL;
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}
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}
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if (cmd_entry->pipe_idx == PI_NETLOGON) {
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uchar trust_password[16];
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uint32 sec_channel_type;
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if (!secrets_fetch_trust_account_password(lp_workgroup(),
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trust_password,
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NULL, &sec_channel_type)) {
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return NT_STATUS_UNSUCCESSFUL;
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}
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if (!NT_STATUS_IS_OK(cli_nt_establish_netlogon(cli, sec_channel_type,
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trust_password))) {
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DEBUG(0, ("Could not initialise NETLOGON pipe\n"));
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return NT_STATUS_UNSUCCESSFUL;
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}
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}
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/* Run command */
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if ( cmd_entry->returntype == RPC_RTYPE_NTSTATUS ) {
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ntresult = cmd_entry->ntfn(cli, mem_ctx, argc, (const char **) argv);
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if (!NT_STATUS_IS_OK(ntresult)) {
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printf("result was %s\n", nt_errstr(ntresult));
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}
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} else {
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wresult = cmd_entry->wfn( cli, mem_ctx, argc, (const char **) argv);
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/* print out the DOS error */
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if (!W_ERROR_IS_OK(wresult)) {
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printf( "result was %s\n", dos_errstr(wresult));
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}
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ntresult = W_ERROR_IS_OK(wresult)?NT_STATUS_OK:NT_STATUS_UNSUCCESSFUL;
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}
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/* Cleanup */
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if (cmd_entry->pipe_idx != -1)
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cli_nt_session_close(cli);
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talloc_destroy(mem_ctx);
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return ntresult;
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}
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/**
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* Process a command entered at the prompt or as part of -c
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*
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* @returns The NTSTATUS from running the command.
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**/
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static NTSTATUS process_cmd(struct cli_state *cli, char *cmd)
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{
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struct cmd_list *temp_list;
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NTSTATUS result = NT_STATUS_OK;
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int ret;
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int argc;
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char **argv = NULL;
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if ((ret = poptParseArgvString(cmd, &argc, (const char ***) &argv)) != 0) {
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fprintf(stderr, "rpcclient: %s\n", poptStrerror(ret));
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return NT_STATUS_UNSUCCESSFUL;
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}
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/* Walk through a dlist of arrays of commands. */
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for (temp_list = cmd_list; temp_list; temp_list = temp_list->next) {
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struct cmd_set *temp_set = temp_list->cmd_set;
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while (temp_set->name) {
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if (strequal(argv[0], temp_set->name)) {
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if (!(temp_set->returntype == RPC_RTYPE_NTSTATUS && temp_set->ntfn ) &&
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!(temp_set->returntype == RPC_RTYPE_WERROR && temp_set->wfn )) {
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fprintf (stderr, "Invalid command\n");
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goto out_free;
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}
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result = do_cmd(cli, temp_set, argc, argv);
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goto out_free;
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}
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temp_set++;
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}
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}
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if (argv[0]) {
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printf("command not found: %s\n", argv[0]);
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}
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out_free:
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/* moved to do_cmd()
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if (!NT_STATUS_IS_OK(result)) {
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printf("result was %s\n", nt_errstr(result));
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}
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*/
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if (argv) {
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/* NOTE: popt allocates the whole argv, including the
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* strings, as a single block. So a single free is
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* enough to release it -- we don't free the
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* individual strings. rtfm. */
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free(argv);
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}
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return result;
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}
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/* Main function */
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int main(int argc, char *argv[])
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{
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BOOL interactive = True;
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int opt;
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static char *cmdstr = NULL;
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const char *server;
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struct cli_state *cli;
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static char *opt_ipaddr=NULL;
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struct cmd_set **cmd_set;
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struct in_addr server_ip;
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NTSTATUS nt_status;
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/* make sure the vars that get altered (4th field) are in
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a fixed location or certain compilers complain */
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poptContext pc;
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struct poptOption long_options[] = {
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POPT_AUTOHELP
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{"command", 'c', POPT_ARG_STRING, &cmdstr, 'c', "Execute semicolon separated cmds", "COMMANDS"},
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{"dest-ip", 'I', POPT_ARG_STRING, &opt_ipaddr, 'I', "Specify destination IP address", "IP"},
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POPT_COMMON_SAMBA
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POPT_COMMON_CONNECTION
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POPT_COMMON_CREDENTIALS
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POPT_TABLEEND
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};
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ZERO_STRUCT(server_ip);
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setlinebuf(stdout);
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/* the following functions are part of the Samba debugging
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facilities. See lib/debug.c */
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setup_logging("rpcclient", interactive);
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if (!interactive)
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reopen_logs();
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/* Load smb.conf file */
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if (!lp_load(dyn_CONFIGFILE,True,False,False))
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fprintf(stderr, "Can't load %s\n", dyn_CONFIGFILE);
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/* Parse options */
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pc = poptGetContext("rpcclient", argc, (const char **) argv,
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long_options, 0);
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|
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if (argc == 1) {
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poptPrintHelp(pc, stderr, 0);
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return 0;
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}
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|
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while((opt = poptGetNextOpt(pc)) != -1) {
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switch (opt) {
|
|
|
|
case 'I':
|
|
if ( (server_ip.s_addr=inet_addr(opt_ipaddr)) == INADDR_NONE ) {
|
|
fprintf(stderr, "%s not a valid IP address\n",
|
|
opt_ipaddr);
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Get server as remaining unparsed argument. Print usage if more
|
|
than one unparsed argument is present. */
|
|
|
|
server = poptGetArg(pc);
|
|
|
|
if (!server || poptGetArg(pc)) {
|
|
poptPrintHelp(pc, stderr, 0);
|
|
return 1;
|
|
}
|
|
|
|
poptFreeContext(pc);
|
|
|
|
load_interfaces();
|
|
|
|
if (!init_names())
|
|
return 1;
|
|
|
|
/*
|
|
* Get password
|
|
* from stdin if necessary
|
|
*/
|
|
|
|
if (!cmdline_auth_info.got_pass) {
|
|
char *pass = getpass("Password:");
|
|
if (pass) {
|
|
pstrcpy(cmdline_auth_info.password, pass);
|
|
}
|
|
}
|
|
|
|
nt_status = cli_full_connection(&cli, global_myname(), server,
|
|
opt_ipaddr ? &server_ip : NULL, 0,
|
|
"IPC$", "IPC",
|
|
cmdline_auth_info.username, lp_workgroup(),
|
|
cmdline_auth_info.password, 0, NULL);
|
|
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
DEBUG(0,("Cannot connect to server. Error was %s\n", nt_errstr(nt_status)));
|
|
return 1;
|
|
}
|
|
|
|
memset(cmdline_auth_info.password,'X',sizeof(cmdline_auth_info.password));
|
|
|
|
/* Load command lists */
|
|
|
|
cmd_set = rpcclient_command_list;
|
|
|
|
while(*cmd_set) {
|
|
add_command_set(*cmd_set);
|
|
add_command_set(separator_command);
|
|
cmd_set++;
|
|
}
|
|
|
|
fetch_machine_sid(cli);
|
|
|
|
/* Do anything specified with -c */
|
|
if (cmdstr && cmdstr[0]) {
|
|
char *cmd;
|
|
char *p = cmdstr;
|
|
int result = 0;
|
|
|
|
while((cmd=next_command(&p)) != NULL) {
|
|
NTSTATUS cmd_result = process_cmd(cli, cmd);
|
|
result = NT_STATUS_IS_ERR(cmd_result);
|
|
}
|
|
|
|
cli_shutdown(cli);
|
|
return result;
|
|
}
|
|
|
|
/* Loop around accepting commands */
|
|
|
|
while(1) {
|
|
pstring prompt;
|
|
char *line;
|
|
|
|
slprintf(prompt, sizeof(prompt) - 1, "rpcclient $> ");
|
|
|
|
line = smb_readline(prompt, NULL, completion_fn);
|
|
|
|
if (line == NULL)
|
|
break;
|
|
|
|
if (line[0] != '\n')
|
|
process_cmd(cli, line);
|
|
}
|
|
|
|
cli_shutdown(cli);
|
|
return 0;
|
|
}
|