/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ /*** This file is part of systemd. Copyright 2013 Zbigniew Jędrzejewski-Szmek systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include <libgen.h> #include <sys/socket.h> #include "namespace.h" #include "util.h" static void test_tmpdir(const char *id, const char *A, const char *B) { _cleanup_free_ char *a, *b; struct stat x, y; char *c, *d; assert_se(setup_tmp_dirs(id, &a, &b) == 0); assert_se(startswith(a, A)); assert_se(startswith(b, B)); assert_se(stat(a, &x) >= 0); assert_se(stat(b, &y) >= 0); assert_se(S_ISDIR(x.st_mode)); assert_se(S_ISDIR(y.st_mode)); assert_se((x.st_mode & 01777) == 0700); assert_se((y.st_mode & 01777) == 0700); c = strappenda(a, "/tmp"); d = strappenda(b, "/tmp"); assert_se(stat(c, &x) >= 0); assert_se(stat(d, &y) >= 0); assert_se(S_ISDIR(x.st_mode)); assert_se(S_ISDIR(y.st_mode)); assert_se((x.st_mode & 01777) == 01777); assert_se((y.st_mode & 01777) == 01777); assert_se(rmdir(c) >= 0); assert_se(rmdir(d) >= 0); assert_se(rmdir(a) >= 0); assert_se(rmdir(b) >= 0); } static void test_netns(void) { _cleanup_close_pair_ int s[2] = { -1, -1 }; pid_t pid1, pid2, pid3; int r, n = 0; siginfo_t si; if (geteuid() > 0) return; assert_se(socketpair(AF_UNIX, SOCK_DGRAM, 0, s) >= 0); pid1 = fork(); assert_se(pid1 >= 0); if (pid1 == 0) { r = setup_netns(s); assert_se(r >= 0); _exit(r); } pid2 = fork(); assert_se(pid2 >= 0); if (pid2 == 0) { r = setup_netns(s); assert_se(r >= 0); exit(r); } pid3 = fork(); assert_se(pid3 >= 0); if (pid3 == 0) { r = setup_netns(s); assert_se(r >= 0); exit(r); } r = wait_for_terminate(pid1, &si); assert_se(r >= 0); assert_se(si.si_code == CLD_EXITED); n += si.si_status; r = wait_for_terminate(pid2, &si); assert_se(r >= 0); assert_se(si.si_code == CLD_EXITED); n += si.si_status; r = wait_for_terminate(pid3, &si); assert_se(r >= 0); assert_se(si.si_code == CLD_EXITED); n += si.si_status; assert_se(n == 1); } int main(int argc, char *argv[]) { sd_id128_t bid; char boot_id[SD_ID128_STRING_MAX]; _cleanup_free_ char *x = NULL, *y = NULL, *z = NULL, *zz = NULL; assert_se(sd_id128_get_boot(&bid) >= 0); sd_id128_to_string(bid, boot_id); x = strjoin("/tmp/systemd-private-", boot_id, "-abcd.service-", NULL); y = strjoin("/var/tmp/systemd-private-", boot_id, "-abcd.service-", NULL); assert_se(x && y); test_tmpdir("abcd.service", x, y); z = strjoin("/tmp/systemd-private-", boot_id, "-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-", NULL); zz = strjoin("/var/tmp/systemd-private-", boot_id, "-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-", NULL); assert_se(z && zz); test_tmpdir("sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device", z, zz); test_netns(); return 0; }