1*d4514f0bSApple OSS Distributions #include <darwintest.h> 2*d4514f0bSApple OSS Distributions #include <mach/mach.h> 3*d4514f0bSApple OSS Distributions #include <stdlib.h> 4*d4514f0bSApple OSS Distributions #include <sys/sysctl.h> 5*d4514f0bSApple OSS Distributions #include <unistd.h> 6*d4514f0bSApple OSS Distributions #include <darwintest_multiprocess.h> 7*d4514f0bSApple OSS Distributions #include <spawn.h> 8*d4514f0bSApple OSS Distributions #include <spawn_private.h> 9*d4514f0bSApple OSS Distributions #include <libproc_internal.h> 10*d4514f0bSApple OSS Distributions #include <signal.h> 11*d4514f0bSApple OSS Distributions 12*d4514f0bSApple OSS Distributions T_GLOBAL_META( 13*d4514f0bSApple OSS Distributions T_META_NAMESPACE("xnu.ipc"), 14*d4514f0bSApple OSS Distributions T_META_RUN_CONCURRENTLY(TRUE), 15*d4514f0bSApple OSS Distributions T_META_RADAR_COMPONENT_NAME("xnu"), 16*d4514f0bSApple OSS Distributions T_META_RADAR_COMPONENT_VERSION("IPC"), 17*d4514f0bSApple OSS Distributions T_META_TAG_VM_PREFERRED); 18*d4514f0bSApple OSS Distributions 19*d4514f0bSApple OSS Distributions #define MAX_ARGV 2 20*d4514f0bSApple OSS Distributions 21*d4514f0bSApple OSS Distributions extern char **environ; 22*d4514f0bSApple OSS Distributions 23*d4514f0bSApple OSS Distributions T_DECL(port_exhaustion_test_max_ports, "Allocate maximum ipc ports possible", T_META_IGNORECRASHES(".*port_exhaustion_client.*"), T_META_CHECK_LEAKS(false)) 24*d4514f0bSApple OSS Distributions { 25*d4514f0bSApple OSS Distributions char *test_prog_name = "./port_exhaustion_client"; 26*d4514f0bSApple OSS Distributions char *child_args[MAX_ARGV]; 27*d4514f0bSApple OSS Distributions int child_pid; 28*d4514f0bSApple OSS Distributions posix_spawnattr_t attrs; 29*d4514f0bSApple OSS Distributions int err; 30*d4514f0bSApple OSS Distributions 31*d4514f0bSApple OSS Distributions /* Initialize posix_spawn attributes */ 32*d4514f0bSApple OSS Distributions posix_spawnattr_init(&attrs); 33*d4514f0bSApple OSS Distributions 34*d4514f0bSApple OSS Distributions child_args[0] = test_prog_name; 35*d4514f0bSApple OSS Distributions child_args[1] = NULL; 36*d4514f0bSApple OSS Distributions 37*d4514f0bSApple OSS Distributions err = posix_spawn(&child_pid, child_args[0], NULL, &attrs, &child_args[0], environ); 38*d4514f0bSApple OSS Distributions T_EXPECT_POSIX_SUCCESS(err, "posix_spawn port_exhaustion_client"); 39*d4514f0bSApple OSS Distributions 40*d4514f0bSApple OSS Distributions int child_status; 41*d4514f0bSApple OSS Distributions /* Wait for child and check for exception */ 42*d4514f0bSApple OSS Distributions if (-1 == waitpid(child_pid, &child_status, 0)) { 43*d4514f0bSApple OSS Distributions T_FAIL("waitpid: child mia"); 44*d4514f0bSApple OSS Distributions } 45*d4514f0bSApple OSS Distributions 46*d4514f0bSApple OSS Distributions T_ASSERT_EQ(WIFEXITED(child_status), 0, "Child did not exit normally"); 47*d4514f0bSApple OSS Distributions 48*d4514f0bSApple OSS Distributions if (WIFSIGNALED(child_status)) { 49*d4514f0bSApple OSS Distributions T_ASSERT_EQ(child_status, 9, "Child exited with status = %x", child_status); 50*d4514f0bSApple OSS Distributions } 51*d4514f0bSApple OSS Distributions } 52