Update existing regression tests after Capsicum overhaul.
This commit is contained in:
pjd
parent
48e0f13795
commit
782c8022a2
@ -1,8 +1,12 @@
|
||||
/*-
|
||||
* Copyright (c) 2009-2011 Robert N. M. Watson
|
||||
* Copyright (c) 2011 Jonathan Anderson
|
||||
* Copyright (c) 2012 FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* Portions of this software were developed by Pawel Jakub Dawidek under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
@ -43,6 +47,7 @@ __FBSDID("$FreeBSD$");
|
||||
#include <err.h>
|
||||
#include <fcntl.h>
|
||||
#include <poll.h>
|
||||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
@ -60,14 +65,20 @@ __FBSDID("$FreeBSD$");
|
||||
*/
|
||||
#define CHECK_RESULT(syscall, rights_needed, succeeded) do { \
|
||||
if ((rights & (rights_needed)) == (rights_needed)) { \
|
||||
if (!(succeeded)) \
|
||||
if (succeeded) { \
|
||||
if (success == -1) \
|
||||
success = PASSED; \
|
||||
} else { \
|
||||
SYSCALL_FAIL(syscall, "failed"); \
|
||||
} \
|
||||
} else { \
|
||||
if (succeeded) \
|
||||
if (succeeded) { \
|
||||
FAILX("%s:\tsucceeded when it shouldn't have" \
|
||||
" (rights 0x%jx)", #syscall, rights); \
|
||||
else if (errno != ENOTCAPABLE) \
|
||||
" (rights 0x%jx)", #syscall, \
|
||||
(uintmax_t)rights); \
|
||||
} else if (errno != ENOTCAPABLE) { \
|
||||
SYSCALL_FAIL(syscall, "errno != ENOTCAPABLE"); \
|
||||
} \
|
||||
} \
|
||||
errno = 0; \
|
||||
} while (0)
|
||||
@ -79,8 +90,11 @@ __FBSDID("$FreeBSD$");
|
||||
if ((rights & (rights_needed)) == (rights_needed)) { \
|
||||
if (p == MAP_FAILED) \
|
||||
SYSCALL_FAIL(mmap, "failed"); \
|
||||
else \
|
||||
else { \
|
||||
(void)munmap(p, getpagesize()); \
|
||||
if (success == -1) \
|
||||
success = PASSED; \
|
||||
} \
|
||||
} else { \
|
||||
if (p != MAP_FAILED) { \
|
||||
FAILX("%s:\tsucceeded when it shouldn't have" \
|
||||
@ -97,96 +111,200 @@ __FBSDID("$FreeBSD$");
|
||||
* make sure only those rights work.
|
||||
*/
|
||||
static int
|
||||
try_file_ops(int fd, cap_rights_t rights)
|
||||
try_file_ops(int filefd, int dirfd, cap_rights_t rights)
|
||||
{
|
||||
struct stat sb;
|
||||
struct statfs sf;
|
||||
int fd_cap, fd_capcap;
|
||||
cap_rights_t erights;
|
||||
int fd_cap, fd_capcap, dfd_cap;
|
||||
ssize_t ssize, ssize2;
|
||||
off_t off;
|
||||
void *p;
|
||||
char ch;
|
||||
int ret, is_nfs;
|
||||
struct pollfd pollfd;
|
||||
int success = PASSED;
|
||||
int success = -1;
|
||||
|
||||
REQUIRE(fstatfs(fd, &sf));
|
||||
is_nfs = (strncmp("nfs", sf.f_fstypename, sizeof(sf.f_fstypename))
|
||||
== 0);
|
||||
REQUIRE(fstatfs(filefd, &sf));
|
||||
is_nfs = (strcmp("nfs", sf.f_fstypename) == 0);
|
||||
|
||||
REQUIRE(fd_cap = cap_new(fd, rights));
|
||||
REQUIRE(fd_cap = cap_new(filefd, rights));
|
||||
CHECK(cap_getrights(fd_cap, &erights) == 0);
|
||||
CHECK(rights == erights);
|
||||
REQUIRE(fd_capcap = cap_new(fd_cap, rights));
|
||||
CHECK(cap_getrights(fd_capcap, &erights) == 0);
|
||||
CHECK(rights == erights);
|
||||
CHECK(fd_capcap != fd_cap);
|
||||
|
||||
pollfd.fd = fd_cap;
|
||||
pollfd.events = POLLIN | POLLERR | POLLHUP;
|
||||
pollfd.revents = 0;
|
||||
REQUIRE(dfd_cap = cap_new(dirfd, rights));
|
||||
CHECK(cap_getrights(dfd_cap, &erights) == 0);
|
||||
CHECK(rights == erights);
|
||||
|
||||
ssize = read(fd_cap, &ch, sizeof(ch));
|
||||
CHECK_RESULT(read, CAP_READ | CAP_SEEK, ssize >= 0);
|
||||
|
||||
ssize = pread(fd_cap, &ch, sizeof(ch), 0);
|
||||
ssize2 = pread(fd_cap, &ch, sizeof(ch), 0);
|
||||
CHECK_RESULT(pread, CAP_READ, ssize >= 0);
|
||||
CHECK(ssize == ssize2);
|
||||
CHECK_RESULT(read, CAP_READ, ssize >= 0);
|
||||
|
||||
ssize = write(fd_cap, &ch, sizeof(ch));
|
||||
CHECK_RESULT(write, CAP_WRITE | CAP_SEEK, ssize >= 0);
|
||||
|
||||
ssize = pwrite(fd_cap, &ch, sizeof(ch), 0);
|
||||
CHECK_RESULT(pwrite, CAP_WRITE, ssize >= 0);
|
||||
CHECK_RESULT(write, CAP_WRITE, ssize >= 0);
|
||||
|
||||
off = lseek(fd_cap, 0, SEEK_SET);
|
||||
CHECK_RESULT(lseek, CAP_SEEK, off >= 0);
|
||||
|
||||
ssize = pread(fd_cap, &ch, sizeof(ch), 0);
|
||||
ssize2 = pread(fd_cap, &ch, sizeof(ch), 0);
|
||||
CHECK_RESULT(pread, CAP_PREAD, ssize >= 0);
|
||||
CHECK(ssize == ssize2);
|
||||
|
||||
ssize = pwrite(fd_cap, &ch, sizeof(ch), 0);
|
||||
CHECK_RESULT(pwrite, CAP_PWRITE, ssize >= 0);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_NONE, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_R);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_WRITE, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_W);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_EXEC, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_X);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ | PROT_WRITE, MAP_SHARED,
|
||||
fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_RW);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ | PROT_EXEC, MAP_SHARED,
|
||||
fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_RX);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_EXEC | PROT_WRITE, MAP_SHARED,
|
||||
fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_WX);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ | PROT_WRITE | PROT_EXEC,
|
||||
MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP_RWX);
|
||||
|
||||
/* TODO: openat(O_APPEND) */
|
||||
ret = openat(dfd_cap, "cap_create", O_CREAT | O_RDONLY, 0600);
|
||||
CHECK_RESULT(openat(O_CREATE | O_RDONLY),
|
||||
CAP_CREATE | CAP_READ | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_create", 0) == 0);
|
||||
ret = openat(dfd_cap, "cap_create", O_CREAT | O_WRONLY, 0600);
|
||||
CHECK_RESULT(openat(O_CREATE | O_WRONLY),
|
||||
CAP_CREATE | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_create", 0) == 0);
|
||||
ret = openat(dfd_cap, "cap_create", O_CREAT | O_RDWR, 0600);
|
||||
CHECK_RESULT(openat(O_CREATE | O_RDWR),
|
||||
CAP_CREATE | CAP_READ | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_create", 0) == 0);
|
||||
|
||||
ret = fsync(fd_cap);
|
||||
CHECK_RESULT(fsync, CAP_FSYNC, ret == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_fsync", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_fsync", O_FSYNC | O_RDONLY, 0600);
|
||||
CHECK_RESULT(openat(O_FSYNC | O_RDONLY),
|
||||
CAP_FSYNC | CAP_READ | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_fsync", O_FSYNC | O_WRONLY, 0600);
|
||||
CHECK_RESULT(openat(O_FSYNC | O_WRONLY),
|
||||
CAP_FSYNC | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_fsync", O_FSYNC | O_RDWR, 0600);
|
||||
CHECK_RESULT(openat(O_FSYNC | O_RDWR),
|
||||
CAP_FSYNC | CAP_READ | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_fsync", O_SYNC | O_RDONLY, 0600);
|
||||
CHECK_RESULT(openat(O_SYNC | O_RDONLY),
|
||||
CAP_FSYNC | CAP_READ | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_fsync", O_SYNC | O_WRONLY, 0600);
|
||||
CHECK_RESULT(openat(O_SYNC | O_WRONLY),
|
||||
CAP_FSYNC | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_fsync", O_SYNC | O_RDWR, 0600);
|
||||
CHECK_RESULT(openat(O_SYNC | O_RDWR),
|
||||
CAP_FSYNC | CAP_READ | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_fsync", 0) == 0);
|
||||
|
||||
ret = ftruncate(fd_cap, 0);
|
||||
CHECK_RESULT(ftruncate, CAP_FTRUNCATE, ret == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_ftruncate", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_ftruncate", O_TRUNC | O_RDONLY);
|
||||
CHECK_RESULT(openat(O_TRUNC | O_RDONLY),
|
||||
CAP_FTRUNCATE | CAP_READ | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_ftruncate", O_TRUNC | O_WRONLY);
|
||||
CHECK_RESULT(openat(O_TRUNC | O_WRONLY),
|
||||
CAP_FTRUNCATE | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
ret = openat(dfd_cap, "cap_ftruncate", O_TRUNC | O_RDWR);
|
||||
CHECK_RESULT(openat(O_TRUNC | O_RDWR),
|
||||
CAP_FTRUNCATE | CAP_READ | CAP_WRITE | CAP_LOOKUP, ret >= 0);
|
||||
CHECK(ret == -1 || close(ret) == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_ftruncate", 0) == 0);
|
||||
|
||||
/*
|
||||
* Note: this is not expected to work over NFS.
|
||||
*/
|
||||
ret = fchflags(fd_cap, UF_NODUMP);
|
||||
CHECK_RESULT(fchflags, CAP_FCHFLAGS,
|
||||
(ret == 0) || (is_nfs && (errno == EOPNOTSUPP)));
|
||||
ret == 0 || (is_nfs && errno == EOPNOTSUPP));
|
||||
|
||||
ret = fstat(fd_cap, &sb);
|
||||
CHECK_RESULT(fstat, CAP_FSTAT, ret == 0);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_READ);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_WRITE, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_WRITE);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_EXEC, MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_MAPEXEC);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ | PROT_WRITE, MAP_SHARED,
|
||||
fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_READ | CAP_WRITE);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ | PROT_EXEC, MAP_SHARED,
|
||||
fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_READ | CAP_MAPEXEC);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_EXEC | PROT_WRITE, MAP_SHARED,
|
||||
fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_MAPEXEC | CAP_WRITE);
|
||||
|
||||
p = mmap(NULL, getpagesize(), PROT_READ | PROT_WRITE | PROT_EXEC,
|
||||
MAP_SHARED, fd_cap, 0);
|
||||
CHECK_MMAP_RESULT(CAP_MMAP | CAP_READ | CAP_WRITE | CAP_MAPEXEC);
|
||||
|
||||
ret = fsync(fd_cap);
|
||||
CHECK_RESULT(fsync, CAP_FSYNC, ret == 0);
|
||||
#ifdef TODO /* No such syscalls yet. */
|
||||
ret = openat(dirfd, "cap_fchflagsat", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = fchflagsat(dfd_cap, "cap_fchflagsat", UF_NODUMP, 0);
|
||||
CHECK_RESULT(fchflagsat, CAP_FCHFLAGSAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_fchflagsat", 0) == 0);
|
||||
#endif
|
||||
|
||||
ret = fchown(fd_cap, -1, -1);
|
||||
CHECK_RESULT(fchown, CAP_FCHOWN, ret == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_fchownat", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = fchownat(dfd_cap, "cap_fchownat", -1, -1, 0);
|
||||
CHECK_RESULT(fchownat, CAP_FCHOWN | CAP_LOOKUP, ret == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_fchownat", 0) == 0);
|
||||
|
||||
ret = fchmod(fd_cap, 0644);
|
||||
CHECK_RESULT(fchmod, CAP_FCHMOD, ret == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_fchmodat", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = fchmodat(dfd_cap, "cap_fchmodat", 0600, 0);
|
||||
CHECK_RESULT(fchmodat, CAP_FCHMOD | CAP_LOOKUP, ret == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_fchmodat", 0) == 0);
|
||||
|
||||
ret = fcntl(fd_cap, F_GETFL);
|
||||
CHECK_RESULT(fcntl(F_GETFL), CAP_FCNTL, ret >= 0);
|
||||
ret = fcntl(fd_cap, F_SETFL, ret);
|
||||
CHECK_RESULT(fcntl(F_SETFL), CAP_FCNTL, ret == 0);
|
||||
|
||||
/* XXX flock */
|
||||
|
||||
ret = ftruncate(fd_cap, 0);
|
||||
CHECK_RESULT(ftruncate, CAP_FTRUNCATE, ret == 0);
|
||||
ret = fstat(fd_cap, &sb);
|
||||
CHECK_RESULT(fstat, CAP_FSTAT, ret == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_fstatat", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = fstatat(dfd_cap, "cap_fstatat", &sb, 0);
|
||||
CHECK_RESULT(fstatat, CAP_FSTAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_fstatat", 0) == 0);
|
||||
|
||||
ret = fstatfs(fd_cap, &sf);
|
||||
CHECK_RESULT(fstatfs, CAP_FSTATFS, ret == 0);
|
||||
@ -197,6 +315,55 @@ try_file_ops(int fd, cap_rights_t rights)
|
||||
ret = futimes(fd_cap, NULL);
|
||||
CHECK_RESULT(futimes, CAP_FUTIMES, ret == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_futimesat", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = futimesat(dfd_cap, "cap_futimesat", NULL);
|
||||
CHECK_RESULT(futimesat, CAP_FUTIMES | CAP_LOOKUP, ret == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_futimesat", 0) == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_linkat_src", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = linkat(dirfd, "cap_linkat_src", dfd_cap, "cap_linkat_dst", 0);
|
||||
CHECK_RESULT(linkat, CAP_LINKAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(unlinkat(dirfd, "cap_linkat_src", 0) == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_linkat_dst", 0) == 0);
|
||||
|
||||
ret = mkdirat(dfd_cap, "cap_mkdirat", 0700);
|
||||
CHECK_RESULT(mkdirat, CAP_MKDIRAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_mkdirat", AT_REMOVEDIR) == 0);
|
||||
|
||||
ret = mkfifoat(dfd_cap, "cap_mkfifoat", 0600);
|
||||
CHECK_RESULT(mkfifoat, CAP_MKFIFOAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_mkfifoat", 0) == 0);
|
||||
|
||||
ret = mknodat(dfd_cap, "cap_mknodat", S_IFCHR | 0600, 0);
|
||||
CHECK_RESULT(mknodat, CAP_MKNODAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_mknodat", 0) == 0);
|
||||
|
||||
/* TODO: renameat(2) */
|
||||
|
||||
ret = symlinkat("test", dfd_cap, "cap_symlinkat");
|
||||
CHECK_RESULT(symlinkat, CAP_SYMLINKAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(ret == -1 || unlinkat(dirfd, "cap_symlinkat", 0) == 0);
|
||||
|
||||
ret = openat(dirfd, "cap_unlinkat", O_CREAT, 0600);
|
||||
CHECK(ret >= 0);
|
||||
CHECK(close(ret) == 0);
|
||||
ret = unlinkat(dfd_cap, "cap_unlinkat", 0);
|
||||
CHECK_RESULT(unlinkat, CAP_UNLINKAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(ret == 0 || unlinkat(dirfd, "cap_unlinkat", 0) == 0);
|
||||
ret = mkdirat(dirfd, "cap_unlinkat", 0700);
|
||||
CHECK(ret == 0);
|
||||
ret = unlinkat(dfd_cap, "cap_unlinkat", AT_REMOVEDIR);
|
||||
CHECK_RESULT(unlinkat, CAP_UNLINKAT | CAP_LOOKUP, ret == 0);
|
||||
CHECK(ret == 0 || unlinkat(dirfd, "cap_unlinkat", AT_REMOVEDIR) == 0);
|
||||
|
||||
pollfd.fd = fd_cap;
|
||||
pollfd.events = POLLIN | POLLERR | POLLHUP;
|
||||
pollfd.revents = 0;
|
||||
|
||||
ret = poll(&pollfd, 1, 0);
|
||||
if (rights & CAP_POLL_EVENT)
|
||||
CHECK((pollfd.revents & POLLNVAL) == 0);
|
||||
@ -205,79 +372,159 @@ try_file_ops(int fd, cap_rights_t rights)
|
||||
|
||||
/* XXX: select, kqueue */
|
||||
|
||||
close (fd_cap);
|
||||
close(fd_cap);
|
||||
close(fd_capcap);
|
||||
|
||||
if (success == -1) {
|
||||
fprintf(stderr, "No tests for rights 0x%jx.\n",
|
||||
(uintmax_t)rights);
|
||||
success = FAILED;
|
||||
}
|
||||
return (success);
|
||||
}
|
||||
|
||||
#define TRY(fd, rights) \
|
||||
#define TRY(rights) \
|
||||
do { \
|
||||
if (success == PASSED) \
|
||||
success = try_file_ops(fd, rights); \
|
||||
success = try_file_ops(filefd, dirfd, (rights)); \
|
||||
else \
|
||||
/* We've already failed, but try the test anyway. */ \
|
||||
try_file_ops(fd, rights); \
|
||||
try_file_ops(filefd, dirfd, (rights)); \
|
||||
} while (0)
|
||||
|
||||
#define KEEP_ERRNO(...) do { \
|
||||
int _saved_errno = errno; \
|
||||
__VA_ARGS__; \
|
||||
errno = _saved_errno; \
|
||||
} while (0);
|
||||
|
||||
int
|
||||
test_capabilities(void)
|
||||
{
|
||||
int fd;
|
||||
int filefd, dirfd, tmpfd;
|
||||
int success = PASSED;
|
||||
char file[] = "/tmp/cap_test.XXXXXXXXXX";
|
||||
char dir[] = "/tmp/cap_test.XXXXXXXXXX";
|
||||
|
||||
fd = open("/tmp/cap_test_capabilities", O_RDWR | O_CREAT, 0644);
|
||||
if (fd < 0)
|
||||
filefd = mkstemp(file);
|
||||
if (filefd < 0)
|
||||
err(-1, "mkstemp");
|
||||
if (mkdtemp(dir) == NULL) {
|
||||
KEEP_ERRNO(unlink(file));
|
||||
err(-1, "mkdtemp");
|
||||
}
|
||||
dirfd = open(dir, O_RDONLY | O_DIRECTORY);
|
||||
if (dirfd == -1) {
|
||||
KEEP_ERRNO(unlink(file));
|
||||
KEEP_ERRNO(rmdir(dir));
|
||||
err(-1, "open");
|
||||
}
|
||||
tmpfd = open("/tmp", O_RDONLY | O_DIRECTORY);
|
||||
if (tmpfd == -1) {
|
||||
KEEP_ERRNO(unlink(file));
|
||||
KEEP_ERRNO(rmdir(dir));
|
||||
err(-1, "open");
|
||||
}
|
||||
|
||||
if (cap_enter() < 0)
|
||||
if (cap_enter() == -1) {
|
||||
KEEP_ERRNO(unlink(file));
|
||||
KEEP_ERRNO(rmdir(dir));
|
||||
err(-1, "cap_enter");
|
||||
}
|
||||
|
||||
/* XXX: Really want to try all combinations. */
|
||||
TRY(fd, CAP_READ);
|
||||
TRY(fd, CAP_READ | CAP_SEEK);
|
||||
TRY(fd, CAP_WRITE);
|
||||
TRY(fd, CAP_WRITE | CAP_SEEK);
|
||||
TRY(fd, CAP_READ | CAP_WRITE);
|
||||
TRY(fd, CAP_READ | CAP_WRITE | CAP_SEEK);
|
||||
TRY(fd, CAP_SEEK);
|
||||
TRY(fd, CAP_FCHFLAGS);
|
||||
TRY(fd, CAP_IOCTL);
|
||||
TRY(fd, CAP_FSTAT);
|
||||
TRY(fd, CAP_MMAP);
|
||||
TRY(fd, CAP_MMAP | CAP_READ);
|
||||
TRY(fd, CAP_MMAP | CAP_WRITE);
|
||||
TRY(fd, CAP_MMAP | CAP_MAPEXEC);
|
||||
TRY(fd, CAP_MMAP | CAP_READ | CAP_WRITE);
|
||||
TRY(fd, CAP_MMAP | CAP_READ | CAP_MAPEXEC);
|
||||
TRY(fd, CAP_MMAP | CAP_MAPEXEC | CAP_WRITE);
|
||||
TRY(fd, CAP_MMAP | CAP_READ | CAP_WRITE | CAP_MAPEXEC);
|
||||
TRY(fd, CAP_FCNTL);
|
||||
TRY(fd, CAP_POST_EVENT);
|
||||
TRY(fd, CAP_POLL_EVENT);
|
||||
TRY(fd, CAP_FSYNC);
|
||||
TRY(fd, CAP_FCHOWN);
|
||||
TRY(fd, CAP_FCHMOD);
|
||||
TRY(fd, CAP_FTRUNCATE);
|
||||
TRY(fd, CAP_FLOCK);
|
||||
TRY(fd, CAP_FSTATFS);
|
||||
TRY(fd, CAP_FPATHCONF);
|
||||
TRY(fd, CAP_FUTIMES);
|
||||
TRY(fd, CAP_ACL_GET);
|
||||
TRY(fd, CAP_ACL_SET);
|
||||
TRY(fd, CAP_ACL_DELETE);
|
||||
TRY(fd, CAP_ACL_CHECK);
|
||||
TRY(fd, CAP_EXTATTR_GET);
|
||||
TRY(fd, CAP_EXTATTR_SET);
|
||||
TRY(fd, CAP_EXTATTR_DELETE);
|
||||
TRY(fd, CAP_EXTATTR_LIST);
|
||||
TRY(fd, CAP_MAC_GET);
|
||||
TRY(fd, CAP_MAC_SET);
|
||||
TRY(CAP_READ);
|
||||
TRY(CAP_WRITE);
|
||||
TRY(CAP_SEEK);
|
||||
TRY(CAP_PREAD);
|
||||
TRY(CAP_PWRITE);
|
||||
TRY(CAP_READ | CAP_WRITE);
|
||||
TRY(CAP_PREAD | CAP_PWRITE);
|
||||
TRY(CAP_MMAP);
|
||||
TRY(CAP_MMAP_R);
|
||||
TRY(CAP_MMAP_W);
|
||||
TRY(CAP_MMAP_X);
|
||||
TRY(CAP_MMAP_RW);
|
||||
TRY(CAP_MMAP_RX);
|
||||
TRY(CAP_MMAP_WX);
|
||||
TRY(CAP_MMAP_RWX);
|
||||
TRY(CAP_CREATE | CAP_READ | CAP_LOOKUP);
|
||||
TRY(CAP_CREATE | CAP_WRITE | CAP_LOOKUP);
|
||||
TRY(CAP_CREATE | CAP_READ | CAP_WRITE | CAP_LOOKUP);
|
||||
#ifdef TODO
|
||||
TRY(CAP_FEXECVE);
|
||||
#endif
|
||||
TRY(CAP_FSYNC);
|
||||
TRY(CAP_FSYNC | CAP_READ | CAP_LOOKUP);
|
||||
TRY(CAP_FSYNC | CAP_WRITE | CAP_LOOKUP);
|
||||
TRY(CAP_FSYNC | CAP_READ | CAP_WRITE | CAP_LOOKUP);
|
||||
TRY(CAP_FTRUNCATE);
|
||||
TRY(CAP_FTRUNCATE | CAP_READ | CAP_LOOKUP);
|
||||
TRY(CAP_FTRUNCATE | CAP_WRITE | CAP_LOOKUP);
|
||||
TRY(CAP_FTRUNCATE | CAP_READ | CAP_WRITE | CAP_LOOKUP);
|
||||
#ifdef TODO
|
||||
TRY(CAP_FCHDIR);
|
||||
#endif
|
||||
TRY(CAP_FCHFLAGS);
|
||||
TRY(CAP_FCHOWN);
|
||||
TRY(CAP_FCHOWN | CAP_LOOKUP);
|
||||
TRY(CAP_FCHMOD | CAP_LOOKUP);
|
||||
TRY(CAP_FCNTL);
|
||||
#ifdef TODO
|
||||
TRY(CAP_FLOCK);
|
||||
#endif
|
||||
TRY(CAP_FPATHCONF);
|
||||
#ifdef TODO
|
||||
TRY(CAP_FSCK);
|
||||
#endif
|
||||
TRY(CAP_FSTAT | CAP_LOOKUP);
|
||||
TRY(CAP_FSTATFS);
|
||||
TRY(CAP_FUTIMES | CAP_LOOKUP);
|
||||
TRY(CAP_LINKAT | CAP_LOOKUP);
|
||||
TRY(CAP_MKDIRAT | CAP_LOOKUP);
|
||||
TRY(CAP_MKFIFOAT | CAP_LOOKUP);
|
||||
TRY(CAP_MKNODAT | CAP_LOOKUP);
|
||||
TRY(CAP_SYMLINKAT | CAP_LOOKUP);
|
||||
TRY(CAP_UNLINKAT | CAP_LOOKUP);
|
||||
/* Rename needs CAP_RENAMEAT on source directory and CAP_LINKAT on destination directory. */
|
||||
TRY(CAP_RENAMEAT | CAP_UNLINKAT | CAP_LOOKUP);
|
||||
#ifdef TODO
|
||||
TRY(CAP_LOOKUP);
|
||||
TRY(CAP_EXTATTR_DELETE);
|
||||
TRY(CAP_EXTATTR_GET);
|
||||
TRY(CAP_EXTATTR_LIST);
|
||||
TRY(CAP_EXTATTR_SET);
|
||||
TRY(CAP_ACL_CHECK);
|
||||
TRY(CAP_ACL_DELETE);
|
||||
TRY(CAP_ACL_GET);
|
||||
TRY(CAP_ACL_SET);
|
||||
TRY(CAP_ACCEPT);
|
||||
TRY(CAP_BIND);
|
||||
TRY(CAP_CONNECT);
|
||||
TRY(CAP_GETPEERNAME);
|
||||
TRY(CAP_GETSOCKNAME);
|
||||
TRY(CAP_GETSOCKOPT);
|
||||
TRY(CAP_LISTEN);
|
||||
TRY(CAP_PEELOFF);
|
||||
TRY(CAP_RECV);
|
||||
TRY(CAP_SEND);
|
||||
TRY(CAP_SETSOCKOPT);
|
||||
TRY(CAP_SHUTDOWN);
|
||||
TRY(CAP_MAC_GET);
|
||||
TRY(CAP_MAC_SET);
|
||||
TRY(CAP_SEM_GETVALUE);
|
||||
TRY(CAP_SEM_POST);
|
||||
TRY(CAP_SEM_WAIT);
|
||||
TRY(CAP_POST_EVENT);
|
||||
TRY(CAP_POLL_EVENT);
|
||||
TRY(CAP_IOCTL);
|
||||
TRY(CAP_TTYHOOK);
|
||||
TRY(CAP_PDGETPID);
|
||||
TRY(CAP_PDWAIT);
|
||||
TRY(CAP_PDKILL);
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Socket-specific.
|
||||
*/
|
||||
TRY(fd, CAP_GETPEERNAME);
|
||||
TRY(fd, CAP_GETSOCKNAME);
|
||||
TRY(fd, CAP_ACCEPT);
|
||||
(void)unlinkat(tmpfd, file + strlen("/tmp/"), 0);
|
||||
(void)unlinkat(tmpfd, dir + strlen("/tmp/"), AT_REMOVEDIR);
|
||||
|
||||
return (success);
|
||||
}
|
||||
|
||||
@ -61,7 +61,8 @@ test_relative(void)
|
||||
cap_rights_t rights;
|
||||
|
||||
REQUIRE(etc = open("/etc/", O_RDONLY));
|
||||
CHECK_SYSCALL_FAILS(EINVAL, cap_getrights, etc, &rights);
|
||||
CHECK_SYSCALL_SUCCEEDS(cap_getrights, etc, &rights);
|
||||
CHECK_RIGHTS(rights, CAP_ALL);
|
||||
|
||||
MAKE_CAPABILITY(etc_cap, etc, CAP_READ);
|
||||
MAKE_CAPABILITY(etc_cap_ro, etc, CAP_READ | CAP_LOOKUP);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user