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authorAndrew Tridgell <tridge@samba.org>2003-08-13 01:53:07 +0000
committerAndrew Tridgell <tridge@samba.org>2003-08-13 01:53:07 +0000
commitef2e26c91b80556af033d3335e55f5dfa6fff31d (patch)
treefaa21bfd7e7b5247250b47c7891dc1a5ebee6be9 /source4/utils/net.c
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first public release of samba4 code
(This used to be commit b0510b5428b3461aeb9bbe3cc95f62fc73e2b97f)
Diffstat (limited to 'source4/utils/net.c')
-rw-r--r--source4/utils/net.c642
1 files changed, 642 insertions, 0 deletions
diff --git a/source4/utils/net.c b/source4/utils/net.c
new file mode 100644
index 0000000000..5c78d4d5a7
--- /dev/null
+++ b/source4/utils/net.c
@@ -0,0 +1,642 @@
+/*
+ Samba Unix/Linux SMB client library
+ Distributed SMB/CIFS Server Management Utility
+ Copyright (C) 2001 Steve French (sfrench@us.ibm.com)
+ Copyright (C) 2001 Jim McDonough (jmcd@us.ibm.com)
+ Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
+ Copyright (C) 2001 Andrew Bartlett (abartlet@samba.org)
+
+ Originally written by Steve and Jim. Largely rewritten by tridge in
+ November 2001.
+
+ Reworked again by abartlet in December 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. */
+
+/*****************************************************/
+/* */
+/* Distributed SMB/CIFS Server Management Utility */
+/* */
+/* The intent was to make the syntax similar */
+/* to the NET utility (first developed in DOS */
+/* with additional interesting & useful functions */
+/* added in later SMB server network operating */
+/* systems). */
+/* */
+/*****************************************************/
+
+#include "includes.h"
+#include "../utils/net.h"
+
+/***********************************************************************/
+/* Beginning of internationalization section. Translatable constants */
+/* should be kept in this area and referenced in the rest of the code. */
+/* */
+/* No functions, outside of Samba or LSB (Linux Standards Base) should */
+/* be used (if possible). */
+/***********************************************************************/
+
+#define YES_STRING "Yes"
+#define NO_STRING "No"
+
+/************************************************************************************/
+/* end of internationalization section */
+/************************************************************************************/
+
+/* Yes, these buggers are globals.... */
+const char *opt_requester_name = NULL;
+const char *opt_host = NULL;
+const char *opt_password = NULL;
+const char *opt_user_name = NULL;
+BOOL opt_user_specified = False;
+const char *opt_workgroup = NULL;
+int opt_long_list_entries = 0;
+int opt_reboot = 0;
+int opt_force = 0;
+int opt_port = 0;
+int opt_maxusers = -1;
+const char *opt_comment = "";
+char *opt_container = "cn=Users";
+int opt_flags = -1;
+int opt_jobid = 0;
+int opt_timeout = 0;
+const char *opt_target_workgroup = NULL;
+static int opt_machine_pass = 0;
+
+BOOL opt_have_ip = False;
+struct in_addr opt_dest_ip;
+
+extern BOOL AllowDebugChange;
+
+/*
+ run a function from a function table. If not found then
+ call the specified usage function
+*/
+int net_run_function(int argc, const char **argv, struct functable *table,
+ int (*usage_fn)(int argc, const char **argv))
+{
+ int i;
+
+ if (argc < 1) {
+ d_printf("\nUsage: \n");
+ return usage_fn(argc, argv);
+ }
+ for (i=0; table[i].funcname; i++) {
+ if (StrCaseCmp(argv[0], table[i].funcname) == 0)
+ return table[i].fn(argc-1, argv+1);
+ }
+ d_printf("No command: %s\n", argv[0]);
+ return usage_fn(argc, argv);
+}
+
+
+/****************************************************************************
+connect to \\server\ipc$
+****************************************************************************/
+NTSTATUS connect_to_ipc(struct cli_state **c, struct in_addr *server_ip,
+ const char *server_name)
+{
+ NTSTATUS nt_status;
+
+ if (!opt_password) {
+ char *pass = getpass("Password:");
+ if (pass) {
+ opt_password = strdup(pass);
+ }
+ }
+
+ nt_status = cli_full_connection(c, opt_requester_name, server_name,
+ server_ip, opt_port,
+ "IPC$", "IPC",
+ opt_user_name, opt_workgroup,
+ opt_password, 0, NULL);
+
+ if (NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ } else {
+ DEBUG(1,("Cannot connect to server. Error was %s\n",
+ nt_errstr(nt_status)));
+
+ /* Display a nicer message depending on the result */
+
+ if (NT_STATUS_V(nt_status) ==
+ NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
+ d_printf("The username or password was not correct.\n");
+
+ return nt_status;
+ }
+}
+
+/****************************************************************************
+connect to \\server\ipc$ anonymously
+****************************************************************************/
+NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
+ struct in_addr *server_ip, const char *server_name)
+{
+ NTSTATUS nt_status;
+
+ nt_status = cli_full_connection(c, opt_requester_name, server_name,
+ server_ip, opt_port,
+ "IPC$", "IPC",
+ "", "",
+ "", 0, NULL);
+
+ if (NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ } else {
+ DEBUG(1,("Cannot connect to server (anonymously). Error was %s\n", nt_errstr(nt_status)));
+ return nt_status;
+ }
+}
+
+BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
+{
+
+ if (opt_host) {
+ *server_name = strdup(opt_host);
+ }
+
+ if (opt_have_ip) {
+ *server_ip = opt_dest_ip;
+ if (!*server_name) {
+ *server_name = strdup(inet_ntoa(opt_dest_ip));
+ }
+ } else if (*server_name) {
+ /* resolve the IP address */
+ if (!resolve_name(*server_name, server_ip, 0x20)) {
+ DEBUG(1,("Unable to resolve server name\n"));
+ return False;
+ }
+ } else if (flags & NET_FLAGS_PDC) {
+ struct in_addr pdc_ip;
+
+ if (get_pdc_ip(opt_target_workgroup, &pdc_ip)) {
+ fstring dc_name;
+
+ if (is_zero_ip(pdc_ip))
+ return False;
+
+ if (!lookup_dc_name(lp_netbios_name(), opt_target_workgroup, &pdc_ip, dc_name))
+ return False;
+
+ *server_name = strdup(dc_name);
+ *server_ip = pdc_ip;
+ }
+
+ } else if (flags & NET_FLAGS_DMB) {
+ struct in_addr msbrow_ip;
+ /* if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
+ if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B)) {
+ DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
+ return False;
+ } else {
+ *server_ip = msbrow_ip;
+ }
+ *server_name = strdup(inet_ntoa(opt_dest_ip));
+ } else if (flags & NET_FLAGS_MASTER) {
+ struct in_addr brow_ips;
+ if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D)) {
+ /* go looking for workgroups */
+ DEBUG(1,("Unable to resolve master browser via name lookup\n"));
+ return False;
+ } else {
+ *server_ip = brow_ips;
+ }
+ *server_name = strdup(inet_ntoa(opt_dest_ip));
+ } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
+ extern struct in_addr loopback_ip;
+ *server_ip = loopback_ip;
+ *server_name = strdup("127.0.0.1");
+ }
+
+ if (!server_name || !*server_name) {
+ DEBUG(1,("no server to connect to\n"));
+ return False;
+ }
+
+ return True;
+}
+
+
+BOOL net_find_dc(struct in_addr *server_ip, fstring server_name, const char *domain_name)
+{
+ if (get_pdc_ip(domain_name, server_ip)) {
+ fstring dc_name;
+
+ if (is_zero_ip(*server_ip))
+ return False;
+
+ if (!lookup_dc_name(lp_netbios_name(), domain_name, server_ip, dc_name))
+ return False;
+
+ safe_strcpy(server_name, dc_name, FSTRING_LEN);
+ return True;
+ } else
+ return False;
+}
+
+
+struct cli_state *net_make_ipc_connection(unsigned flags)
+{
+ char *server_name = NULL;
+ struct in_addr server_ip;
+ struct cli_state *cli = NULL;
+ NTSTATUS nt_status;
+
+ if (!net_find_server(flags, &server_ip, &server_name)) {
+ d_printf("\nUnable to find a suitable server\n");
+ return NULL;
+ }
+
+ if (flags & NET_FLAGS_ANONYMOUS) {
+ nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
+ } else {
+ nt_status = connect_to_ipc(&cli, &server_ip, server_name);
+ }
+
+ SAFE_FREE(server_name);
+ if (NT_STATUS_IS_OK(nt_status)) {
+ return cli;
+ } else {
+ return NULL;
+ }
+}
+
+static int net_user(int argc, const char **argv)
+{
+ if (net_ads_check() == 0)
+ return net_ads_user(argc, argv);
+
+ /* if server is not specified, default to PDC? */
+ if (net_rpc_check(NET_FLAGS_PDC))
+ return net_rpc_user(argc, argv);
+
+ return net_rap_user(argc, argv);
+}
+
+static int net_group(int argc, const char **argv)
+{
+ if (net_ads_check() == 0)
+ return net_ads_group(argc, argv);
+
+ if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
+ return net_rpc_group(argc, argv);
+
+ return net_rap_group(argc, argv);
+}
+
+static int net_join(int argc, const char **argv)
+{
+ if (net_ads_check() == 0) {
+ if (net_ads_join(argc, argv) == 0)
+ return 0;
+ else
+ d_printf("ADS join did not work, trying RPC...\n");
+ }
+ return net_rpc_join(argc, argv);
+}
+
+static int net_share(int argc, const char **argv)
+{
+ if (net_rpc_check(0))
+ return net_rpc_share(argc, argv);
+ return net_rap_share(argc, argv);
+}
+
+static int net_file(int argc, const char **argv)
+{
+ if (net_rpc_check(0))
+ return net_rpc_file(argc, argv);
+ return net_rap_file(argc, argv);
+}
+
+/*
+ Retrieve our local SID or the SID for the specified name
+ */
+static int net_getlocalsid(int argc, const char **argv)
+{
+ DOM_SID sid;
+ const char *name;
+ fstring sid_str;
+
+ if (argc >= 1) {
+ name = argv[0];
+ }
+ else {
+ name = lp_netbios_name();
+ }
+
+ if (!secrets_fetch_domain_sid(name, &sid)) {
+ DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));
+ return 1;
+ }
+ sid_to_string(sid_str, &sid);
+ d_printf("SID for domain %s is: %s\n", name, sid_str);
+ return 0;
+}
+
+static int net_setlocalsid(int argc, const char **argv)
+{
+ DOM_SID sid;
+
+ if ( (argc != 1)
+ || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
+ || (!string_to_sid(&sid, argv[0]))
+ || (sid.num_auths != 4)) {
+ d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
+ return 1;
+ }
+
+ if (!secrets_store_domain_sid(lp_netbios_name(), &sid)) {
+ DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
+ return 1;
+ }
+
+ return 0;
+}
+
+static int net_getdomainsid(int argc, const char **argv)
+{
+ DOM_SID domain_sid;
+ fstring sid_str;
+
+ if (!secrets_fetch_domain_sid(lp_netbios_name(), &domain_sid)) {
+ d_printf("Could not fetch local SID\n");
+ return 1;
+ }
+ sid_to_string(sid_str, &domain_sid);
+ d_printf("SID for domain %s is: %s\n", lp_netbios_name(), sid_str);
+
+ if (!secrets_fetch_domain_sid(lp_workgroup(), &domain_sid)) {
+ d_printf("Could not fetch domain SID\n");
+ return 1;
+ }
+
+ sid_to_string(sid_str, &domain_sid);
+ d_printf("SID for domain %s is: %s\n", lp_workgroup(), sid_str);
+
+ return 0;
+}
+
+static uint32 get_maxrid(void)
+{
+ SAM_ACCOUNT *pwd = NULL;
+ uint32 max_rid = 0;
+ GROUP_MAP *map = NULL;
+ int num_entries = 0;
+ int i;
+
+ if (!pdb_setsampwent(False)) {
+ DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n"));
+ return 0;
+ }
+
+ for (; (NT_STATUS_IS_OK(pdb_init_sam(&pwd)))
+ && pdb_getsampwent(pwd) == True; pwd=NULL) {
+ uint32 rid;
+
+ if (!sid_peek_rid(pdb_get_user_sid(pwd), &rid)) {
+ DEBUG(0, ("can't get RID for user '%s'\n",
+ pdb_get_username(pwd)));
+ pdb_free_sam(&pwd);
+ continue;
+ }
+
+ if (rid > max_rid)
+ max_rid = rid;
+
+ DEBUG(1,("%d is user '%s'\n", rid, pdb_get_username(pwd)));
+ pdb_free_sam(&pwd);
+ }
+
+ pdb_endsampwent();
+ pdb_free_sam(&pwd);
+
+ if (!pdb_enum_group_mapping(SID_NAME_UNKNOWN, &map, &num_entries,
+ ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV))
+ return max_rid;
+
+ for (i = 0; i < num_entries; i++) {
+ uint32 rid;
+
+ if (!sid_peek_check_rid(get_global_sam_sid(), &map[i].sid,
+ &rid)) {
+ DEBUG(3, ("skipping map for group '%s', SID %s\n",
+ map[i].nt_name,
+ sid_string_static(&map[i].sid)));
+ continue;
+ }
+ DEBUG(1,("%d is group '%s'\n", rid, map[i].nt_name));
+
+ if (rid > max_rid)
+ max_rid = rid;
+ }
+
+ SAFE_FREE(map);
+
+ return max_rid;
+}
+
+static int net_maxrid(int argc, const char **argv)
+{
+ uint32 rid;
+
+ if (argc != 0) {
+ DEBUG(0, ("usage: net initrid\n"));
+ return 1;
+ }
+
+ if ((rid = get_maxrid()) == 0) {
+ DEBUG(0, ("can't get current maximum rid\n"));
+ return 1;
+ }
+
+ d_printf("Currently used maximum rid: %d\n", rid);
+
+ return 0;
+}
+
+/* main function table */
+static struct functable net_func[] = {
+ {"RPC", net_rpc},
+ {"RAP", net_rap},
+ {"ADS", net_ads},
+
+ /* eventually these should auto-choose the transport ... */
+ {"FILE", net_file},
+ {"SHARE", net_share},
+ {"SESSION", net_rap_session},
+ {"SERVER", net_rap_server},
+ {"DOMAIN", net_rap_domain},
+ {"PRINTQ", net_rap_printq},
+ {"USER", net_user},
+ {"GROUP", net_group},
+ {"VALIDATE", net_rap_validate},
+ {"GROUPMEMBER", net_rap_groupmember},
+ {"ADMIN", net_rap_admin},
+ {"SERVICE", net_rap_service},
+ {"PASSWORD", net_rap_password},
+ {"TIME", net_time},
+ {"LOOKUP", net_lookup},
+ {"JOIN", net_join},
+ {"CACHE", net_cache},
+ {"GETLOCALSID", net_getlocalsid},
+ {"SETLOCALSID", net_setlocalsid},
+ {"GETDOMAINSID", net_getdomainsid},
+ {"MAXRID", net_maxrid},
+
+ {"HELP", net_help},
+ {NULL, NULL}
+};
+
+
+/****************************************************************************
+ main program
+****************************************************************************/
+ int main(int argc, const char **argv)
+{
+ int opt,i;
+ char *p;
+ int rc = 0;
+ int argc_new = 0;
+ const char ** argv_new;
+ poptContext pc;
+ static char *servicesf = dyn_CONFIGFILE;
+ static char *debuglevel = NULL;
+
+ struct poptOption long_options[] = {
+ {"help", 'h', POPT_ARG_NONE, 0, 'h'},
+ {"workgroup", 'w', POPT_ARG_STRING, &opt_target_workgroup},
+ {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
+ {"user", 'U', POPT_ARG_STRING, &opt_user_name, 'U'},
+ {"ipaddress", 'I', POPT_ARG_STRING, 0,'I'},
+ {"port", 'p', POPT_ARG_INT, &opt_port},
+ {"myname", 'n', POPT_ARG_STRING, &opt_requester_name},
+ {"conf", 's', POPT_ARG_STRING, &servicesf},
+ {"server", 'S', POPT_ARG_STRING, &opt_host},
+ {"container", 'c', POPT_ARG_STRING, &opt_container},
+ {"comment", 'C', POPT_ARG_STRING, &opt_comment},
+ {"maxusers", 'M', POPT_ARG_INT, &opt_maxusers},
+ {"flags", 'F', POPT_ARG_INT, &opt_flags},
+ {"jobid", 'j', POPT_ARG_INT, &opt_jobid},
+ {"long", 'l', POPT_ARG_NONE, &opt_long_list_entries},
+ {"reboot", 'r', POPT_ARG_NONE, &opt_reboot},
+ {"force", 'f', POPT_ARG_NONE, &opt_force},
+ {"timeout", 't', POPT_ARG_INT, &opt_timeout},
+ {"machine-pass",'P', POPT_ARG_NONE, &opt_machine_pass},
+ {"debuglevel", 'd', POPT_ARG_STRING, &debuglevel},
+ {NULL, 0, POPT_ARG_INCLUDE_TABLE, popt_common_version},
+ { 0, 0, 0, 0}
+ };
+
+ zero_ip(&opt_dest_ip);
+
+ dbf = x_stderr;
+
+ pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
+ POPT_CONTEXT_KEEP_FIRST);
+
+ while((opt = poptGetNextOpt(pc)) != -1) {
+ switch (opt) {
+ case 'h':
+ net_help(argc, argv);
+ exit(0);
+ break;
+ case 'I':
+ opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
+ if (is_zero_ip(opt_dest_ip))
+ d_printf("\nInvalid ip address specified\n");
+ else
+ opt_have_ip = True;
+ break;
+ case 'U':
+ opt_user_specified = True;
+ opt_user_name = strdup(opt_user_name);
+ p = strchr(opt_user_name,'%');
+ if (p) {
+ *p = 0;
+ opt_password = p+1;
+ }
+ break;
+ default:
+ d_printf("\nInvalid option %s: %s\n",
+ poptBadOption(pc, 0), poptStrerror(opt));
+ net_help(argc, argv);
+ exit(1);
+ }
+ }
+
+ if (debuglevel) {
+ debug_parse_levels(debuglevel);
+ AllowDebugChange = False;
+ }
+
+ lp_load(servicesf,True,False,False);
+
+ argv_new = (const char **)poptGetArgs(pc);
+
+ argc_new = argc;
+ for (i=0; i<argc; i++) {
+ if (argv_new[i] == NULL) {
+ argc_new = i;
+ break;
+ }
+ }
+
+ if (!opt_requester_name) {
+ opt_requester_name = get_myname();
+ }
+
+ if (!opt_user_name && getenv("LOGNAME")) {
+ opt_user_name = getenv("LOGNAME");
+ }
+
+ if (!opt_workgroup) {
+ opt_workgroup = lp_workgroup();
+ }
+
+ if (!opt_target_workgroup) {
+ opt_target_workgroup = strdup(lp_workgroup());
+ }
+
+ if (!init_names())
+ exit(1);
+
+ load_interfaces();
+
+ if (opt_machine_pass) {
+ char *user;
+ /* it is very useful to be able to make ads queries as the
+ machine account for testing purposes and for domain leave */
+
+ if (!secrets_init()) {
+ d_printf("ERROR: Unable to open secrets database\n");
+ exit(1);
+ }
+
+ asprintf(&user,"%s$", lp_netbios_name());
+ opt_user_name = user;
+ opt_password = secrets_fetch_machine_password();
+ if (!opt_password) {
+ d_printf("ERROR: Unable to fetch machine password\n");
+ exit(1);
+ }
+ }
+
+ rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
+
+ DEBUG(2,("return code = %d\n", rc));
+ return rc;
+}