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-rw-r--r--src/libsystemd/test-bus-kernel.c175
1 files changed, 175 insertions, 0 deletions
diff --git a/src/libsystemd/test-bus-kernel.c b/src/libsystemd/test-bus-kernel.c
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+++ b/src/libsystemd/test-bus-kernel.c
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+/*-*- 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 *name = NULL, *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);
+
+ assert_se(asprintf(&name, "deine-mutter-%u", (unsigned) getpid()) >= 0);
+
+ bus_ref = bus_kernel_create_bus(name, false, &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_try_close(b);
+ assert_se(r == -EBUSY);
+
+ 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);
+
+ r = sd_bus_try_close(a);
+ assert_se(r >= 0);
+
+ sd_bus_unref(a);
+ sd_bus_unref(b);
+
+ return 0;
+}