diff options
Diffstat (limited to 'source3/utils/net_registry.c')
| -rw-r--r-- | source3/utils/net_registry.c | 531 |
1 files changed, 531 insertions, 0 deletions
diff --git a/source3/utils/net_registry.c b/source3/utils/net_registry.c new file mode 100644 index 0000000000..26710b3580 --- /dev/null +++ b/source3/utils/net_registry.c @@ -0,0 +1,531 @@ +/* + * Samba Unix/Linux SMB client library + * Distributed SMB/CIFS Server Management Utility + * Local registry interface + * + * Copyright (C) Michael Adam 2008 + * + * 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 "utils/net_registry_util.h" + + +/* + * + * Helper functions + * + */ + +/** + * split given path into hive and remaining path and open the hive key + */ +static WERROR open_hive(TALLOC_CTX *ctx, const char *path, + uint32 desired_access, + struct registry_key **hive, + char **subkeyname) +{ + WERROR werr; + NT_USER_TOKEN *token = NULL; + char *hivename = NULL; + char *tmp_subkeyname = NULL; + TALLOC_CTX *tmp_ctx = talloc_stackframe(); + + if ((hive == NULL) || (subkeyname == NULL)) { + werr = WERR_INVALID_PARAM; + goto done; + } + + werr = split_hive_key(tmp_ctx, path, &hivename, &tmp_subkeyname); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + *subkeyname = talloc_strdup(ctx, tmp_subkeyname); + if (*subkeyname == NULL) { + werr = WERR_NOMEM; + goto done; + } + + werr = ntstatus_to_werror(registry_create_admin_token(tmp_ctx, &token)); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + + werr = reg_openhive(ctx, hivename, desired_access, token, hive); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + + werr = WERR_OK; + +done: + TALLOC_FREE(tmp_ctx); + return werr; +} + +static WERROR open_key(TALLOC_CTX *ctx, const char *path, + uint32 desired_access, + struct registry_key **key) +{ + WERROR werr; + char *subkey_name = NULL; + struct registry_key *hive = NULL; + TALLOC_CTX *tmp_ctx = talloc_stackframe(); + + if ((path == NULL) || (key == NULL)) { + return WERR_INVALID_PARAM; + } + + werr = open_hive(tmp_ctx, path, desired_access, &hive, &subkey_name); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_hive failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_openkey(ctx, hive, subkey_name, desired_access, key); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_openkey failed: %s\n", + dos_errstr(werr)); + goto done; + } + + werr = WERR_OK; + +done: + TALLOC_FREE(tmp_ctx); + return werr; +} + +/* + * + * the main "net registry" function implementations + * + */ + +static int net_registry_enumerate(struct net_context *c, int argc, + const char **argv) +{ + WERROR werr; + struct registry_key *key = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + char *subkey_name; + NTTIME modtime; + uint32_t count; + char *valname = NULL; + struct registry_value *valvalue = NULL; + int ret = -1; + + if (argc != 1 || c->display_usage) { + d_printf("Usage: net registry enumerate <path>\n"); + d_printf("Example: net registry enumerate " + "'HKLM\\Software\\Samba'\n"); + goto done; + } + + werr = open_key(ctx, argv[0], REG_KEY_READ, &key); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_key failed: %s\n", dos_errstr(werr)); + goto done; + } + + for (count = 0; + werr = reg_enumkey(ctx, key, count, &subkey_name, &modtime), + W_ERROR_IS_OK(werr); + count++) + { + print_registry_key(subkey_name, &modtime); + } + if (!W_ERROR_EQUAL(WERR_NO_MORE_ITEMS, werr)) { + goto done; + } + + for (count = 0; + werr = reg_enumvalue(ctx, key, count, &valname, &valvalue), + W_ERROR_IS_OK(werr); + count++) + { + print_registry_value_with_name(valname, valvalue); + } + if (!W_ERROR_EQUAL(WERR_NO_MORE_ITEMS, werr)) { + goto done; + } + + ret = 0; +done: + TALLOC_FREE(ctx); + return ret; +} + +static int net_registry_createkey(struct net_context *c, int argc, + const char **argv) +{ + WERROR werr; + enum winreg_CreateAction action; + char *subkeyname; + struct registry_key *hivekey = NULL; + struct registry_key *subkey = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + int ret = -1; + + if (argc != 1 || c->display_usage) { + d_printf("Usage: net registry createkey <path>\n"); + d_printf("Example: net registry createkey " + "'HKLM\\Software\\Samba\\smbconf.127.0.0.1'\n"); + goto done; + } + if (strlen(argv[0]) == 0) { + d_fprintf(stderr, "error: zero length key name given\n"); + goto done; + } + + werr = open_hive(ctx, argv[0], REG_KEY_WRITE, &hivekey, &subkeyname); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_hive failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_createkey(ctx, hivekey, subkeyname, REG_KEY_WRITE, + &subkey, &action); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_createkey failed: %s\n", + dos_errstr(werr)); + goto done; + } + switch (action) { + case REG_ACTION_NONE: + d_printf("createkey did nothing -- huh?\n"); + break; + case REG_CREATED_NEW_KEY: + d_printf("createkey created %s\n", argv[0]); + break; + case REG_OPENED_EXISTING_KEY: + d_printf("createkey opened existing %s\n", argv[0]); + break; + } + + ret = 0; + +done: + TALLOC_FREE(ctx); + return ret; +} + +static int net_registry_deletekey(struct net_context *c, int argc, + const char **argv) +{ + WERROR werr; + char *subkeyname; + struct registry_key *hivekey = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + int ret = -1; + + if (argc != 1 || c->display_usage) { + d_printf("Usage: net registry deletekey <path>\n"); + d_printf("Example: net registry deletekey " + "'HKLM\\Software\\Samba\\smbconf.127.0.0.1'\n"); + goto done; + } + if (strlen(argv[0]) == 0) { + d_fprintf(stderr, "error: zero length key name given\n"); + goto done; + } + + werr = open_hive(ctx, argv[0], REG_KEY_WRITE, &hivekey, &subkeyname); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_hive failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_deletekey(hivekey, subkeyname); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_deletekey failed: %s\n", + dos_errstr(werr)); + goto done; + } + + ret = 0; + +done: + TALLOC_FREE(ctx); + return ret; +} + +static int net_registry_getvalue_internal(struct net_context *c, int argc, + const char **argv, bool raw) +{ + WERROR werr; + int ret = -1; + struct registry_key *key = NULL; + struct registry_value *value = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + + if (argc != 2 || c->display_usage) { + d_fprintf(stderr, "usage: net rpc registry getvalue <key> " + "<valuename>\n"); + goto done; + } + + werr = open_key(ctx, argv[0], REG_KEY_READ, &key); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_key failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_queryvalue(ctx, key, argv[1], &value); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_queryvalue failed: %s\n", + dos_errstr(werr)); + goto done; + } + + print_registry_value(value, raw); + + ret = 0; + +done: + TALLOC_FREE(ctx); + return ret; +} + +static int net_registry_getvalue(struct net_context *c, int argc, + const char **argv) +{ + return net_registry_getvalue_internal(c, argc, argv, false); +} + +static int net_registry_getvalueraw(struct net_context *c, int argc, + const char **argv) +{ + return net_registry_getvalue_internal(c, argc, argv, true); +} + +static int net_registry_setvalue(struct net_context *c, int argc, + const char **argv) +{ + WERROR werr; + struct registry_value value; + struct registry_key *key = NULL; + int ret = -1; + TALLOC_CTX *ctx = talloc_stackframe(); + + if (argc < 4 || c->display_usage) { + d_fprintf(stderr, "usage: net rpc registry setvalue <key> " + "<valuename> <type> [<val>]+\n"); + goto done; + } + + if (!strequal(argv[2], "multi_sz") && (argc != 4)) { + d_fprintf(stderr, "Too many args for type %s\n", argv[2]); + goto done; + } + + if (strequal(argv[2], "dword")) { + value.type = REG_DWORD; + value.v.dword = strtoul(argv[3], NULL, 10); + } else if (strequal(argv[2], "sz")) { + value.type = REG_SZ; + value.v.sz.len = strlen(argv[3])+1; + value.v.sz.str = CONST_DISCARD(char *, argv[3]); + } else { + d_fprintf(stderr, "type \"%s\" not implemented\n", argv[2]); + goto done; + } + + werr = open_key(ctx, argv[0], REG_KEY_WRITE, &key); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_key failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_setvalue(key, argv[1], &value); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_setvalue failed: %s\n", + dos_errstr(werr)); + goto done; + } + + ret = 0; + +done: + TALLOC_FREE(ctx); + return ret; +} + +static int net_registry_deletevalue(struct net_context *c, int argc, + const char **argv) +{ + WERROR werr; + struct registry_key *key = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + int ret = -1; + + if (argc != 2 || c->display_usage) { + d_fprintf(stderr, "usage: net rpc registry deletevalue <key> " + "<valuename>\n"); + goto done; + } + + werr = open_key(ctx, argv[0], REG_KEY_WRITE, &key); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_key failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_deletevalue(key, argv[1]); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_deletekey failed: %s\n", + dos_errstr(werr)); + goto done; + } + + ret = 0; + +done: + TALLOC_FREE(ctx); + return ret; +} + +static int net_registry_getsd(struct net_context *c, int argc, + const char **argv) +{ + WERROR werr; + int ret = -1; + struct registry_key *key = NULL; + struct security_descriptor *secdesc = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + uint32_t access_mask = REG_KEY_READ | + SEC_RIGHT_MAXIMUM_ALLOWED | + SEC_RIGHT_SYSTEM_SECURITY; + + /* + * net_rpc_regsitry uses SEC_RIGHT_SYSTEM_SECURITY, but access + * is denied with these perms right now... + */ + access_mask = REG_KEY_READ; + + if (argc != 1 || c->display_usage) { + d_printf("Usage: net registry getsd <path>\n"); + d_printf("Example: net registry getsd " + "'HKLM\\Software\\Samba'\n"); + goto done; + } + if (strlen(argv[0]) == 0) { + d_fprintf(stderr, "error: zero length key name given\n"); + goto done; + } + + werr = open_key(ctx, argv[0], access_mask, &key); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "open_key failed: %s\n", dos_errstr(werr)); + goto done; + } + + werr = reg_getkeysecurity(ctx, key, &secdesc); + if (!W_ERROR_IS_OK(werr)) { + d_fprintf(stderr, "reg_getkeysecurity failed: %s\n", + dos_errstr(werr)); + goto done; + } + + display_sec_desc(secdesc); + + ret = 0; + +done: + TALLOC_FREE(ctx); + return ret; +} + +int net_registry(struct net_context *c, int argc, const char **argv) +{ + int ret = -1; + + struct functable func[] = { + { + "enumerate", + net_registry_enumerate, + NET_TRANSPORT_LOCAL, + "Enumerate registry keys and values", + "net registry enumerate\n" + " Enumerate registry keys and values" + }, + { + "createkey", + net_registry_createkey, + NET_TRANSPORT_LOCAL, + "Create a new registry key", + "net registry createkey\n" + " Create a new registry key" + }, + { + "deletekey", + net_registry_deletekey, + NET_TRANSPORT_LOCAL, + "Delete a registry key", + "net registry deletekey\n" + " Delete a registry key" + }, + { + "getvalue", + net_registry_getvalue, + NET_TRANSPORT_LOCAL, + "Print a registry value", + "net registry getvalue\n" + " Print a registry value" + }, + { + "getvalueraw", + net_registry_getvalueraw, + NET_TRANSPORT_LOCAL, + "Print a registry value (raw format)", + "net registry getvalueraw\n" + " Print a registry value (raw format)" + }, + { + "setvalue", + net_registry_setvalue, + NET_TRANSPORT_LOCAL, + "Set a new registry value", + "net registry setvalue\n" + " Set a new registry value" + }, + { + "deletevalue", + net_registry_deletevalue, + NET_TRANSPORT_LOCAL, + "Delete a registry value", + "net registry deletevalue\n" + " Delete a registry value" + }, + { + "getsd", + net_registry_getsd, + NET_TRANSPORT_LOCAL, + "Get security descriptor", + "net registry getsd\n" + " Get security descriptor" + }, + { NULL, NULL, 0, NULL, NULL } + }; + + if (!W_ERROR_IS_OK(registry_init_basic())) { + return -1; + } + + ret = net_run_function(c, argc, argv, "net registry", func); + + return ret; +} |