1/* 2 Unix SMB/Netbios implementation. 3 Version 1.9. 4 Security context tests 5 Copyright (C) Tim Potter 2000 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software 19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20*/ 21 22#include "includes.h" 23#include "se_access_check_utils.h" 24 25/* Globals */ 26 27BOOL failed; 28SEC_DESC *sd; 29 30struct ace_entry acl_denysome[] = { 31 { SEC_ACE_TYPE_ACCESS_DENIED, SEC_ACE_FLAG_CONTAINER_INHERIT, 32 GENERIC_ALL_ACCESS, "user1" }, 33 { SEC_ACE_TYPE_ACCESS_DENIED, SEC_ACE_FLAG_CONTAINER_INHERIT, 34 GENERIC_ALL_ACCESS, "user3" }, 35 { SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_ACE_FLAG_CONTAINER_INHERIT, 36 GENERIC_ALL_ACCESS, "S-1-1-0" }, 37 { 0, 0, 0, NULL} 38}; 39 40BOOL denysome_check(struct passwd *pw, int ngroups, gid_t *groups) 41{ 42 uint32 acc_granted, status; 43 fstring name; 44 BOOL result; 45 int len1, len2; 46 47 /* Check only user1 and user3 denied access */ 48 49 result = se_access_check(sd, pw->pw_uid, pw->pw_gid, 50 ngroups, groups, 51 SEC_RIGHTS_MAXIMUM_ALLOWED, 52 &acc_granted, &status); 53 54 len1 = (int)strlen(pw->pw_name) - strlen("user1"); 55 len2 = (int)strlen(pw->pw_name) - strlen("user3"); 56 57 if ((strncmp("user1", &pw->pw_name[MAX(len1, 0)], 58 strlen("user1")) == 0) || 59 (strncmp("user3", &pw->pw_name[MAX(len2, 0)], 60 strlen("user3")) == 0)) { 61 if (result || acc_granted != 0) { 62 printf("FAIL: access not denied for %s\n", 63 pw->pw_name); 64 } 65 } else { 66 if (!result || acc_granted != GENERIC_ALL_ACCESS) { 67 printf("FAIL: access denied for %s\n", pw->pw_name); 68 } 69 } 70 71 printf("result %s for user %s\n", result ? "allowed" : "denied", 72 pw->pw_name); 73 74 return True; 75} 76 77/* Main function */ 78 79int main(int argc, char **argv) 80{ 81 /* Initialisation */ 82 83 generate_wellknown_sids(); 84 85 /* Create security descriptor */ 86 87 sd = build_sec_desc(acl_denysome, NULL, NULL_SID, NULL_SID); 88 89 if (!sd) { 90 printf("FAIL: could not build security descriptor\n"); 91 return 1; 92 } 93 94 /* Run test */ 95 96 visit_pwdb(denysome_check); 97 98 /* Return */ 99 100 if (!failed) { 101 printf("PASS\n"); 102 return 0; 103 } 104 105 return 1; 106} 107