/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ /*** This file is part of systemd. Copyright 2013 Lennart Poettering 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 <fcntl.h> #include "util.h" #include "log.h" #include "sd-bus.h" #include "bus-message.h" #include "bus-error.h" #include "bus-kernel.h" #include "bus-util.h" #include "bus-dump.h" int main(int argc, char *argv[]) { _cleanup_close_ int bus_ref = -1; _cleanup_free_ char *bus_name = NULL, *address = NULL; _cleanup_bus_message_unref_ sd_bus_message *m = NULL; _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; const char *ua = NULL, *ub = NULL, *the_string = NULL; sd_bus *a, *b; int r, pipe_fds[2]; log_set_max_level(LOG_DEBUG); bus_ref = bus_kernel_create_bus("deine-mutter", &bus_name); if (bus_ref == -ENOENT) return EXIT_TEST_SKIP; assert_se(bus_ref >= 0); address = strappend("kernel:path=", bus_name); assert_se(address); r = sd_bus_new(&a); assert_se(r >= 0); r = sd_bus_new(&b); assert_se(r >= 0); r = sd_bus_set_address(a, address); assert_se(r >= 0); r = sd_bus_set_address(b, address); assert_se(r >= 0); assert_se(sd_bus_negotiate_attach_timestamp(a, 1) >= 0); assert_se(sd_bus_negotiate_attach_creds(a, _SD_BUS_CREDS_ALL) >= 0); assert_se(sd_bus_negotiate_attach_timestamp(b, 1) >= 0); assert_se(sd_bus_negotiate_attach_creds(b, _SD_BUS_CREDS_ALL) >= 0); r = sd_bus_start(a); assert_se(r >= 0); r = sd_bus_start(b); assert_se(r >= 0); r = sd_bus_get_unique_name(a, &ua); assert_se(r >= 0); printf("unique a: %s\n", ua); r = sd_bus_get_unique_name(b, &ub); assert_se(r >= 0); printf("unique b: %s\n", ub); r = sd_bus_call_method(a, "this.doesnt.exist", "/foo", "meh.mah", "muh", &error, NULL, "s", "yayayay"); assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_SERVICE_UNKNOWN)); assert_se(r == -EHOSTUNREACH); r = sd_bus_add_match(b, "interface='waldo.com',member='Piep'", NULL, NULL); assert_se(r >= 0); r = sd_bus_emit_signal(a, "/foo/bar/waldo", "waldo.com", "Piep", "sss", "I am a string", "/this/is/a/path", "and.this.a.domain.name"); assert_se(r >= 0); r = sd_bus_process(b, &m); assert_se(r > 0); assert_se(m); bus_message_dump(m, stdout, true); assert_se(sd_bus_message_rewind(m, true) >= 0); r = sd_bus_message_read(m, "s", &the_string); assert_se(r >= 0); assert_se(streq(the_string, "I am a string")); sd_bus_message_unref(m); m = NULL; r = sd_bus_request_name(a, "net.x0pointer.foobar", 0); assert_se(r >= 0); r = sd_bus_message_new_method_call(b, "net.x0pointer.foobar", "/a/path", "an.inter.face", "AMethod", &m); assert_se(r >= 0); assert_se(pipe2(pipe_fds, O_CLOEXEC) >= 0); assert_se(write(pipe_fds[1], "x", 1) == 1); close_nointr_nofail(pipe_fds[1]); pipe_fds[1] = -1; r = sd_bus_message_append(m, "h", pipe_fds[0]); assert_se(r >= 0); close_nointr_nofail(pipe_fds[0]); pipe_fds[0] = -1; r = sd_bus_send(b, m, NULL); assert_se(r >= 0); for (;;) { sd_bus_message_unref(m); m = NULL; r = sd_bus_process(a, &m); assert_se(r > 0); assert_se(m); bus_message_dump(m, stdout, true); assert_se(sd_bus_message_rewind(m, true) >= 0); if (sd_bus_message_is_method_call(m, "an.inter.face", "AMethod")) { int fd; char x; r = sd_bus_message_read(m, "h", &fd); assert_se(r >= 0); assert_se(read(fd, &x, 1) == 1); assert_se(x == 'x'); break; } } r = sd_bus_release_name(a, "net.x0pointer.foobar"); assert_se(r >= 0); r = sd_bus_release_name(a, "net.x0pointer.foobar"); assert_se(r == -ESRCH); sd_bus_unref(a); sd_bus_unref(b); return 0; }