| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 | Samba utility functions. ADS stuff
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| 4 | Copyright (C) Alexey Kotovich 2002
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| 5 |
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| 6 | This program is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 3 of the License, or
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| 9 | (at your option) any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 18 | */
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| 19 |
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| 20 | #include "includes.h"
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| 21 |
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| 22 | #ifdef HAVE_LDAP
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| 23 |
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| 24 | static struct perm_mask_str {
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| 25 | uint32 mask;
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| 26 | const char *str;
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| 27 | } perms[] = {
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| 28 | {SEC_RIGHTS_FULL_CTRL, "[Full Control]"},
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| 29 |
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| 30 | {SEC_RIGHTS_LIST_CONTENTS, "[List Contents]"},
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| 31 | {SEC_RIGHTS_LIST_OBJECT, "[List Object]"},
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| 32 |
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| 33 | {SEC_RIGHTS_READ_ALL_PROP, "[Read All Properties]"},
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| 34 | {SEC_RIGHTS_READ_PERMS, "[Read Permissions]"},
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| 35 |
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| 36 | {SEC_RIGHTS_WRITE_ALL_VALID, "[All validate writes]"},
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| 37 | {SEC_RIGHTS_WRITE_ALL_PROP, "[Write All Properties]"},
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| 38 |
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| 39 | {SEC_RIGHTS_MODIFY_PERMS, "[Modify Permissions]"},
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| 40 | {SEC_RIGHTS_MODIFY_OWNER, "[Modify Owner]"},
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| 41 |
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| 42 | {SEC_RIGHTS_CREATE_CHILD, "[Create All Child Objects]"},
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| 43 |
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| 44 | {SEC_RIGHTS_DELETE, "[Delete]"},
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| 45 | {SEC_RIGHTS_DELETE_SUBTREE, "[Delete Subtree]"},
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| 46 | {SEC_RIGHTS_DELETE_CHILD, "[Delete All Child Objects]"},
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| 47 |
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| 48 | {SEC_RIGHTS_CHANGE_PASSWD, "[Change Password]"},
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| 49 | {SEC_RIGHTS_RESET_PASSWD, "[Reset Password]"},
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| 50 |
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| 51 | {0, 0}
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| 52 | };
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| 53 |
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| 54 | /* convert a security permissions into a string */
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| 55 | static void ads_disp_perms(uint32 type)
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| 56 | {
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| 57 | int i = 0;
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| 58 | int j = 0;
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| 59 |
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| 60 | printf("Permissions: ");
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| 61 |
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| 62 | if (type == SEC_RIGHTS_FULL_CTRL) {
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| 63 | printf("%s\n", perms[j].str);
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| 64 | return;
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| 65 | }
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| 66 |
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| 67 | for (i = 0; i < 32; i++) {
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| 68 | if (type & (1 << i)) {
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| 69 | for (j = 1; perms[j].str; j ++) {
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| 70 | if (perms[j].mask == (((unsigned) 1) << i)) {
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| 71 | printf("\n\t%s (0x%08x)", perms[j].str, perms[j].mask);
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| 72 | }
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| 73 | }
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| 74 | type &= ~(1 << i);
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| 75 | }
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| 76 | }
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| 77 |
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| 78 | /* remaining bits get added on as-is */
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| 79 | if (type != 0) {
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| 80 | printf("[%08x]", type);
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| 81 | }
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| 82 | puts("");
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| 83 | }
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| 84 |
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| 85 | static const char *ads_interprete_guid_from_object(ADS_STRUCT *ads,
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| 86 | TALLOC_CTX *mem_ctx,
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| 87 | const struct GUID *guid)
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| 88 | {
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| 89 | const char *ret = NULL;
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| 90 |
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| 91 | if (!ads || !mem_ctx) {
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| 92 | return NULL;
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| 93 | }
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| 94 |
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| 95 | ret = ads_get_attrname_by_guid(ads, ads->config.schema_path,
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| 96 | mem_ctx, guid);
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| 97 | if (ret) {
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| 98 | return talloc_asprintf(mem_ctx, "LDAP attribute: \"%s\"", ret);
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| 99 | }
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| 100 |
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| 101 | ret = ads_get_extended_right_name_by_guid(ads, ads->config.config_path,
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| 102 | mem_ctx, guid);
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| 103 |
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| 104 | if (ret) {
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| 105 | return talloc_asprintf(mem_ctx, "Extended right: \"%s\"", ret);
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| 106 | }
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| 107 |
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| 108 | return ret;
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| 109 | }
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| 110 |
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| 111 | static void ads_disp_sec_ace_object(ADS_STRUCT *ads,
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| 112 | TALLOC_CTX *mem_ctx,
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| 113 | struct security_ace_object *object)
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| 114 | {
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| 115 | if (object->flags & SEC_ACE_OBJECT_TYPE_PRESENT) {
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| 116 | printf("Object type: SEC_ACE_OBJECT_TYPE_PRESENT\n");
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| 117 | printf("Object GUID: %s (%s)\n", GUID_string(mem_ctx,
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| 118 | &object->type.type),
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| 119 | ads_interprete_guid_from_object(ads, mem_ctx,
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| 120 | &object->type.type));
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| 121 | }
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| 122 | if (object->flags & SEC_ACE_INHERITED_OBJECT_TYPE_PRESENT) {
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| 123 | printf("Object type: SEC_ACE_INHERITED_OBJECT_TYPE_PRESENT\n");
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| 124 | printf("Object GUID: %s (%s)\n", GUID_string(mem_ctx,
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| 125 | &object->inherited_type.inherited_type),
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| 126 | ads_interprete_guid_from_object(ads, mem_ctx,
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| 127 | &object->inherited_type.inherited_type));
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| 128 | }
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| 129 | }
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| 130 |
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| 131 | /* display ACE */
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| 132 | static void ads_disp_ace(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, SEC_ACE *sec_ace)
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| 133 | {
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| 134 | const char *access_type = "UNKNOWN";
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| 135 |
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| 136 | if (!sec_ace_object(sec_ace->type)) {
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| 137 | printf("------- ACE (type: 0x%02x, flags: 0x%02x, size: 0x%02x, mask: 0x%x)\n",
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| 138 | sec_ace->type,
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| 139 | sec_ace->flags,
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| 140 | sec_ace->size,
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| 141 | sec_ace->access_mask);
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| 142 | } else {
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| 143 | printf("------- ACE (type: 0x%02x, flags: 0x%02x, size: 0x%02x, mask: 0x%x, object flags: 0x%x)\n",
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| 144 | sec_ace->type,
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| 145 | sec_ace->flags,
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| 146 | sec_ace->size,
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| 147 | sec_ace->access_mask,
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| 148 | sec_ace->object.object.flags);
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| 149 | }
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| 150 |
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| 151 | if (sec_ace->type == SEC_ACE_TYPE_ACCESS_ALLOWED) {
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| 152 | access_type = "ALLOWED";
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| 153 | } else if (sec_ace->type == SEC_ACE_TYPE_ACCESS_DENIED) {
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| 154 | access_type = "DENIED";
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| 155 | } else if (sec_ace->type == SEC_ACE_TYPE_SYSTEM_AUDIT) {
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| 156 | access_type = "SYSTEM AUDIT";
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| 157 | } else if (sec_ace->type == SEC_ACE_TYPE_ACCESS_ALLOWED_OBJECT) {
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| 158 | access_type = "ALLOWED OBJECT";
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| 159 | } else if (sec_ace->type == SEC_ACE_TYPE_ACCESS_DENIED_OBJECT) {
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| 160 | access_type = "DENIED OBJECT";
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| 161 | } else if (sec_ace->type == SEC_ACE_TYPE_SYSTEM_AUDIT_OBJECT) {
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| 162 | access_type = "AUDIT OBJECT";
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| 163 | }
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| 164 |
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| 165 | printf("access SID: %s\naccess type: %s\n",
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| 166 | sid_string_talloc(mem_ctx, &sec_ace->trustee), access_type);
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| 167 |
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| 168 | if (sec_ace_object(sec_ace->type)) {
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| 169 | ads_disp_sec_ace_object(ads, mem_ctx, &sec_ace->object.object);
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| 170 | }
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| 171 |
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| 172 | ads_disp_perms(sec_ace->access_mask);
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| 173 | }
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| 174 |
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| 175 | /* display ACL */
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| 176 | static void ads_disp_acl(SEC_ACL *sec_acl, const char *type)
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| 177 | {
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| 178 | if (!sec_acl)
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| 179 | printf("------- (%s) ACL not present\n", type);
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| 180 | else {
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| 181 | printf("------- (%s) ACL (revision: %d, size: %d, number of ACEs: %d)\n",
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| 182 | type,
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| 183 | sec_acl->revision,
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| 184 | sec_acl->size,
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| 185 | sec_acl->num_aces);
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| 186 | }
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| 187 | }
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| 188 |
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| 189 | /* display SD */
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| 190 | void ads_disp_sd(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, SEC_DESC *sd)
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| 191 | {
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| 192 | int i;
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| 193 | char *tmp_path = NULL;
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| 194 |
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| 195 | if (!sd) {
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| 196 | return;
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| 197 | }
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| 198 |
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| 199 | if (ads && !ads->config.schema_path) {
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| 200 | if (ADS_ERR_OK(ads_schema_path(ads, mem_ctx, &tmp_path))) {
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| 201 | ads->config.schema_path = SMB_STRDUP(tmp_path);
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| 202 | }
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| 203 | }
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| 204 |
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| 205 | if (ads && !ads->config.config_path) {
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| 206 | if (ADS_ERR_OK(ads_config_path(ads, mem_ctx, &tmp_path))) {
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| 207 | ads->config.config_path = SMB_STRDUP(tmp_path);
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| 208 | }
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| 209 | }
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| 210 |
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| 211 | printf("-------------- Security Descriptor (revision: %d, type: 0x%02x)\n",
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| 212 | sd->revision,
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| 213 | sd->type);
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| 214 |
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| 215 | printf("owner SID: %s\n", sd->owner_sid ?
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| 216 | sid_string_talloc(mem_ctx, sd->owner_sid) : "(null)");
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| 217 | printf("group SID: %s\n", sd->group_sid ?
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| 218 | sid_string_talloc(mem_ctx, sd->group_sid) : "(null)");
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| 219 |
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| 220 | ads_disp_acl(sd->sacl, "system");
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| 221 | if (sd->sacl) {
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| 222 | for (i = 0; i < sd->sacl->num_aces; i ++) {
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| 223 | ads_disp_ace(ads, mem_ctx, &sd->sacl->aces[i]);
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| 224 | }
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| 225 | }
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| 226 |
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| 227 | ads_disp_acl(sd->dacl, "user");
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| 228 | if (sd->dacl) {
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| 229 | for (i = 0; i < sd->dacl->num_aces; i ++) {
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| 230 | ads_disp_ace(ads, mem_ctx, &sd->dacl->aces[i]);
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| 231 | }
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| 232 | }
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| 233 |
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| 234 | printf("-------------- End Of Security Descriptor\n");
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| 235 | }
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| 236 |
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| 237 | #endif
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