tools/tests/darwintests/settimeofday_29193041_entitled.c

   1 #include <stdio.h>
   2 #include <errno.h>
   3 #include <string.h>
   4 #include <unistd.h>
   5 #include <sys/mman.h>
   6 #include <mach/clock_types.h>
   7 #include <sys/timex.h>
   8 #include <spawn.h>
   9 #include <darwintest.h>
  10 #include <darwintest_utils.h>
  11
  12 #if CONFIG_EMBEDDED
  13 #include <sys/types.h>
  14 #include <pwd.h>
  15 #include <uuid/uuid.h>
  16 #endif
  17
  18 /*
  19  * This test expects the entitlement or root privileges for a process to
  20  * set the time using settimeofday syscall.
  21  */
  22
  23 #define DAY 86400 //1 day in sec
  24
  25 T_DECL(settime_32089962_entitled_root,
  26         "Verify that root privileges can allow to change the time",
  27         T_META_ASROOT(true), T_META_CHECK_LEAKS(false))
  28 {
  29         struct timeval settimeofdaytime;
  30         struct timeval adj_time;
  31         struct timex ntptime;
  32
  33         if (geteuid() != 0){
  34                 T_SKIP("settime_32089962_entitled_root test requires root privileges to run.");
  35         }
  36
  37         /* test settimeofday */
  38         T_QUIET; T_ASSERT_POSIX_ZERO(gettimeofday(&settimeofdaytime, NULL), NULL);
  39         T_ASSERT_POSIX_ZERO(settimeofday(&settimeofdaytime, NULL), NULL);
  40
  41         /* test adjtime */
  42         adj_time.tv_sec = 1;
  43         adj_time.tv_usec = 0;
  44         T_ASSERT_POSIX_ZERO(adjtime(&adj_time, NULL),NULL);
  45
  46         /* test ntp_adjtime */
  47         memset(&ntptime, 0, sizeof(ntptime));
  48         ntptime.modes |= MOD_STATUS;
  49         ntptime.status = TIME_OK;
  50
  51         T_ASSERT_EQ(ntp_adjtime(&ntptime), TIME_OK, NULL);
  52 }
  53
  54 T_DECL(settime_32089962_entitled_not_root,
  55         "Verify that the \"com.apple.settime\" entitlement can allow to change the time",
  56         T_META_ASROOT(false), T_META_CHECK_LEAKS(false))
  57 {
  58
  59         struct timeval settimeofdaytime;
  60         struct timeval adj_time;
  61         struct timex ntptime;
  62
  63         if (geteuid() == 0){
  64                 T_SKIP("settime_32089962_entitled_root test requires no root privileges to run.");
  65         }
  66
  67         /* test settimeofday */
  68         T_QUIET; T_ASSERT_POSIX_ZERO(gettimeofday(&settimeofdaytime, NULL), NULL);
  69         T_ASSERT_POSIX_ZERO(settimeofday(&settimeofdaytime, NULL), NULL);
  70
  71         /* test adjtime */
  72         adj_time.tv_sec = 1;
  73         adj_time.tv_usec = 0;
  74         T_ASSERT_POSIX_ZERO(adjtime(&adj_time, NULL),NULL);
  75
  76         /* test ntp_adjtime */
  77         memset(&ntptime, 0, sizeof(ntptime));
  78         ntptime.modes |= MOD_STATUS;
  79         ntptime.status = TIME_OK;
  80
  81         T_ASSERT_EQ(ntp_adjtime(&ntptime), TIME_OK, NULL);
  82
  83 }
  84
  85 T_DECL(settimeofday_29193041_entitled_root,
  86         "Verify that root privileges can allow to change the time",
  87         T_META_ASROOT(true), T_META_CHECK_LEAKS(false))
  88 {
  89         struct timeval time;
  90         long new_time;
  91
  92         if (geteuid() != 0){
  93                 T_SKIP("settimeofday_root_29193041 test requires root privileges to run.");
  94         }
  95
  96         T_QUIET; T_ASSERT_POSIX_ZERO(gettimeofday(&time, NULL), NULL);
  97
  98         /* increment the time of one day */
  99         new_time = time.tv_sec + DAY;
 100
 101         time.tv_sec = new_time;
 102         time.tv_usec = 0;
 103
 104         T_ASSERT_POSIX_ZERO(settimeofday(&time, NULL), NULL);
 105
 106         T_QUIET; T_ASSERT_POSIX_ZERO(gettimeofday(&time, NULL), NULL);
 107
 108         /* expext to be past new_time */
 109         T_EXPECT_GE_LONG(time.tv_sec, new_time, "Time changed with root and entitlement");
 110
 111         time.tv_sec -= DAY;
 112         T_QUIET;T_ASSERT_POSIX_ZERO(settimeofday(&time, NULL), NULL);
 113 }
 114
 115 T_DECL(settimeofday_29193041_entitled_not_root,
 116         "Verify that the \"com.apple.settime\" entitlement can allow to change the time",
 117         T_META_ASROOT(false), T_META_CHECK_LEAKS(false))
 118 {
 119         struct timeval time;
 120         long new_time;
 121
 122         if (geteuid() == 0){
 123                 T_SKIP("settimeofday_29193041 test requires no root privileges to run.");
 124         }
 125
 126         T_QUIET; T_ASSERT_POSIX_ZERO(gettimeofday(&time, NULL), NULL);
 127
 128         /* increment the time of one day */
 129         new_time = time.tv_sec + DAY;
 130
 131         time.tv_sec = new_time;
 132         time.tv_usec = 0;
 133
 134         T_ASSERT_POSIX_ZERO(settimeofday(&time, NULL), NULL);
 135
 136         T_QUIET; T_ASSERT_POSIX_ZERO(gettimeofday(&time, NULL), NULL);
 137
 138         /* expext to be past new_time */
 139         T_EXPECT_GE_LONG(time.tv_sec, new_time, "Time successfully changed without root and with entitlement");
 140
 141         time.tv_sec -= DAY;
 142         T_QUIET; T_ASSERT_POSIX_ZERO(settimeofday(&time, NULL), NULL);
 143 }