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Diffstat (limited to 'source3/utils/net_offlinejoin.c')
| -rw-r--r-- | source3/utils/net_offlinejoin.c | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/source3/utils/net_offlinejoin.c b/source3/utils/net_offlinejoin.c new file mode 100644 index 0000000..0cfd5fd --- /dev/null +++ b/source3/utils/net_offlinejoin.c @@ -0,0 +1,295 @@ +/* + Samba Unix/Linux SMB client library + net join commands + Copyright (C) 2021 Guenther Deschner (gd@samba.org) + + 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.h" +#include <netapi.h> +#include "netapi/netapi_net.h" +#include "libcli/registry/util_reg.h" + +int net_offlinejoin_usage(struct net_context *c, int argc, const char **argv) +{ + d_printf(_("\nnet offlinejoin [misc. options]\n" + "\tjoins a computer to a domain\n")); + d_printf(_("Valid commands:\n")); + d_printf(_("\tprovision\t\t\tProvision machine account in AD\n")); + d_printf(_("\trequestodj\t\t\tRequest offline domain join\n")); + net_common_flags_usage(c, argc, argv); + return -1; +} + +int net_offlinejoin(struct net_context *c, int argc, const char **argv) +{ + int ret; + NET_API_STATUS status; + + if ((argc > 0) && (strcasecmp_m(argv[0], "HELP") == 0)) { + net_offlinejoin_usage(c, argc, argv); + return 0; + } + + if (argc == 0) { + net_offlinejoin_usage(c, argc, argv); + return -1; + } + + net_warn_member_options(); + + status = libnetapi_net_init(&c->netapi_ctx); + if (status != 0) { + return -1; + } + + status = libnetapi_set_creds(c->netapi_ctx, c->creds); + if (status != 0) { + return -1; + } + + if (c->opt_kerberos) { + libnetapi_set_use_kerberos(c->netapi_ctx); + } + + if (strcasecmp_m(argv[0], "provision") == 0) { + ret = net_offlinejoin_provision(c, argc, argv); + if (ret != 0) { + return ret; + } + } + + if (strcasecmp_m(argv[0], "requestodj") == 0) { + ret = net_offlinejoin_requestodj(c, argc, argv); + if (ret != 0) { + return ret; + } + } + + return 0; +} + +static int net_offlinejoin_provision_usage(struct net_context *c, int argc, const char **argv) +{ + d_printf(_("\nnet offlinejoin provision [misc. options]\n" + "\tProvisions machine account in AD\n")); + d_printf(_("Valid options:\n")); + d_printf(_("\tdomain=<DOMAIN>\t\t\t\tDefines AD Domain to join\n")); + d_printf(_("\tmachine_name=<MACHINE_NAME>\t\tDefines the machine account name\n")); + d_printf(_("\tmachine_account_ou=<OU>\t\t\tDefines the machine account organizational unit DN\n")); + d_printf(_("\tdcname=<DCNAME>\t\t\t\tSpecifices a Domain Controller to join to\n")); + d_printf(_("\tdefpwd\t\t\t\t\tUse default machine account password\n")); + d_printf(_("\treuse\t\t\t\t\tReuse existing machine account in AD\n")); + d_printf(_("\tsavefile=<FILENAME>\t\t\tFile to store the ODJ data\n")); + d_printf(_("\tprintblob\t\t\t\tPrint the base64 encoded ODJ data on stdout\n")); + net_common_flags_usage(c, argc, argv); + return -1; +} + +int net_offlinejoin_provision(struct net_context *c, + int argc, const char **argv) +{ + NET_API_STATUS status; + const char *dcname = NULL; + const char *domain = NULL; + const char *machine_name = NULL; + const char *machine_account_ou = NULL; + const char *provision_text_data = NULL; + uint32_t options = 0; + const char *savefile = NULL; + bool printblob = false; + int i; + + if (c->display_usage || argc == 1) { + return net_offlinejoin_provision_usage(c, argc, argv); + } + + /* process additional command line args */ + + for (i = 0; i < argc; i++) { + + if (strnequal(argv[i], "domain", strlen("domain"))) { + domain = get_string_param(argv[i]); + if (domain == NULL) { + return -1; + } + } + if (strnequal(argv[i], "machine_name", strlen("machine_name"))) { + machine_name = get_string_param(argv[i]); + if (machine_name == NULL) { + return -1; + } + } + if (strnequal(argv[i], "machine_account_ou", strlen("machine_account_ou"))) { + machine_account_ou = get_string_param(argv[i]); + if (machine_account_ou == NULL) { + return -1; + } + } + if (strnequal(argv[i], "dcname", strlen("dcname"))) { + dcname = get_string_param(argv[i]); + if (dcname == NULL) { + return -1; + } + } + if (strnequal(argv[i], "defpwd", strlen("defpwd"))) { + options |= NETSETUP_PROVISION_USE_DEFAULT_PASSWORD; + } + if (strnequal(argv[i], "reuse", strlen("reuse"))) { + options |= NETSETUP_PROVISION_REUSE_ACCOUNT; + } + if (strnequal(argv[i], "savefile", strlen("savefile"))) { + savefile = get_string_param(argv[i]); + if (savefile == NULL) { + return -1; + } + } + if (strnequal(argv[i], "printblob", strlen("printblob"))) { + printblob = true; + } + } + + if (domain == NULL) { + d_printf("Failed to provision computer account: %s\n", + libnetapi_errstr(W_ERROR_V(WERR_INVALID_DOMAINNAME))); + return -1; + } + + if (machine_name == NULL) { + d_printf("Failed to provision computer account: %s\n", + libnetapi_errstr(W_ERROR_V(WERR_INVALID_COMPUTERNAME))); + return -1; + } + + status = NetProvisionComputerAccount(domain, + machine_name, + machine_account_ou, + dcname, + options, + NULL, + 0, + &provision_text_data); + if (status != 0) { + d_printf("Failed to provision computer account: %s\n", + libnetapi_get_error_string(c->netapi_ctx, status)); + return status; + } + + if (savefile != NULL) { + + DATA_BLOB ucs2_blob, blob; + bool ok; + + ok = push_reg_sz(c, &ucs2_blob, provision_text_data); + if (!ok) { + return -1; + } + + blob = data_blob_talloc(c, NULL, ucs2_blob.length + 2); + + blob.data[0] = 0xff; + blob.data[1] = 0xfe; + + memcpy(blob.data + 2, ucs2_blob.data, ucs2_blob.length); + + ok = file_save(savefile, blob.data, blob.length); + if (!ok) { + d_printf("Failed to save %s: %s\n", savefile, + strerror(errno)); + return -1; + } + } + + d_printf("Successfully provisioned computer '%s' in domain '%s'\n", + machine_name, domain); + + if (printblob) { + printf("%s\n", provision_text_data); + } + + return 0; +} + +static int net_offlinejoin_requestodj_usage(struct net_context *c, int argc, const char **argv) +{ + d_printf(_("\nnet offlinejoin requestodj [misc. options]\n" + "\tRequests offline domain join\n")); + d_printf(_("Valid options:\n")); + d_printf(_("\tloadfile=<FILENAME>\t\t\tFile that provides the ODJ data\n")); + /*d_printf(_("\tlocalos\t\t\t\t\tModify the local machine\n"));*/ + net_common_flags_usage(c, argc, argv); + return -1; +} + +int net_offlinejoin_requestodj(struct net_context *c, + int argc, const char **argv) +{ + NET_API_STATUS status; + uint8_t *provision_bin_data = NULL; + size_t provision_bin_data_size = 0; + uint32_t options = NETSETUP_PROVISION_ONLINE_CALLER; + const char *loadfile = NULL; + const char *windows_path = NULL; + int i; + + if (c->display_usage || argc == 1) { + return net_offlinejoin_requestodj_usage(c, argc, argv); + } + + /* process additional command line args */ + + for (i = 0; i < argc; i++) { + + if (strnequal(argv[i], "loadfile", strlen("loadfile"))) { + loadfile = get_string_param(argv[i]); + if (loadfile == NULL) { + return -1; + } + } +#if 0 + if (strnequal(argv[i], "localos", strlen("localos"))) { + options |= NETSETUP_PROVISION_ONLINE_CALLER; + } +#endif + } + + provision_bin_data = + (uint8_t *)file_load(loadfile, &provision_bin_data_size, 0, c); + if (provision_bin_data == NULL) { + d_printf("Failed to read loadfile: %s\n", loadfile); + return -1; + } + if (provision_bin_data_size > UINT32_MAX) { + d_printf("provision binary data size too big: %zu\n", + provision_bin_data_size); + return -1; + } + + status = NetRequestOfflineDomainJoin(provision_bin_data, + provision_bin_data_size, + options, + windows_path); + if (status != 0 && status != 0x00000a99) { + /* NERR_JoinPerformedMustRestart */ + printf("Failed to call NetRequestOfflineDomainJoin: %s\n", + libnetapi_get_error_string(c->netapi_ctx, status)); + return -1; + } + + d_printf("Successfully requested Offline Domain Join\n"); + + return 0; +} |