diff options
Diffstat (limited to 'src/libsystemd/libsystemd-internal/sd-bus/test-bus-kernel.c')
| -rw-r--r-- | src/libsystemd/libsystemd-internal/sd-bus/test-bus-kernel.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/libsystemd/libsystemd-internal/sd-bus/test-bus-kernel.c b/src/libsystemd/libsystemd-internal/sd-bus/test-bus-kernel.c new file mode 100644 index 0000000000..2a5ba60cc9 --- /dev/null +++ b/src/libsystemd/libsystemd-internal/sd-bus/test-bus-kernel.c @@ -0,0 +1,190 @@ +/*** + 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 <systemd/sd-bus.h> + +#include "alloc-util.h" +#include "bus-dump.h" +#include "bus-kernel.h" +#include "bus-util.h" +#include "fd-util.h" +#include "log.h" +#include "util.h" + +int main(int argc, char *argv[]) { + _cleanup_close_ int bus_ref = -1; + _cleanup_free_ char *name = NULL, *bus_name = NULL, *address = NULL, *bname = NULL; + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; + _cleanup_(sd_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]; + const char *nn; + + 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_description(a, "a"); + 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_timestamp(a, 1) >= 0); + assert_se(sd_bus_negotiate_creds(a, true, _SD_BUS_CREDS_ALL) >= 0); + + assert_se(sd_bus_negotiate_timestamp(b, 0) >= 0); + assert_se(sd_bus_negotiate_creds(b, true, 0) >= 0); + + r = sd_bus_start(a); + assert_se(r >= 0); + + r = sd_bus_start(b); + assert_se(r >= 0); + + assert_se(sd_bus_negotiate_timestamp(b, 1) >= 0); + assert_se(sd_bus_negotiate_creds(b, true, _SD_BUS_CREDS_ALL) >= 0); + + r = sd_bus_get_unique_name(a, &ua); + assert_se(r >= 0); + printf("unique a: %s\n", ua); + + r = sd_bus_get_description(a, &nn); + assert_se(r >= 0); + printf("name of a: %s\n", nn); + + r = sd_bus_get_unique_name(b, &ub); + assert_se(r >= 0); + printf("unique b: %s\n", ub); + + r = sd_bus_get_description(b, &nn); + assert_se(r >= 0); + printf("name of b: %s\n", nn); + + assert_se(bus_kernel_get_bus_name(b, &bname) >= 0); + assert_se(endswith(bname, name)); + + 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, NULL, "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_priority(b, -10, &m); + assert_se(r == 0); + + r = sd_bus_process(b, &m); + assert_se(r > 0); + assert_se(m); + + bus_message_dump(m, stdout, BUS_MESSAGE_DUMP_WITH_HEADER); + 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, &m, "net.x0pointer.foobar", "/a/path", "an.inter.face", "AMethod"); + assert_se(r >= 0); + + assert_se(pipe2(pipe_fds, O_CLOEXEC) >= 0); + + assert_se(write(pipe_fds[1], "x", 1) == 1); + + pipe_fds[1] = safe_close(pipe_fds[1]); + + r = sd_bus_message_append(m, "h", pipe_fds[0]); + assert_se(r >= 0); + + pipe_fds[0] = safe_close(pipe_fds[0]); + + 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, BUS_MESSAGE_DUMP_WITH_HEADER); + 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; +} |