+++ /dev/null
-/*-*- 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 <stdlib.h>
-#include <pthread.h>
-
-#include "log.h"
-#include "util.h"
-#include "macro.h"
-#include "strv.h"
-
-#include "sd-bus.h"
-#include "bus-internal.h"
-#include "bus-message.h"
-#include "bus-util.h"
-#include "bus-dump.h"
-
-struct context {
- int fds[2];
- bool quit;
- char *something;
- char *automatic_string_property;
- uint32_t automatic_integer_property;
-};
-
-static int something_handler(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- struct context *c = userdata;
- const char *s;
- char *n = NULL;
- int r;
-
- r = sd_bus_message_read(m, "s", &s);
- assert_se(r > 0);
-
- n = strjoin("<<<", s, ">>>", NULL);
- assert_se(n);
-
- free(c->something);
- c->something = n;
-
- log_info("AlterSomething() called, got %s, returning %s", s, n);
-
- /* This should fail, since the return type doesn't match */
- assert_se(sd_bus_reply_method_return(m, "u", 4711) == -ENOMSG);
-
- r = sd_bus_reply_method_return(m, "s", n);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int exit_handler(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- struct context *c = userdata;
- int r;
-
- c->quit = true;
-
- log_info("Exit called");
-
- r = sd_bus_reply_method_return(m, "");
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int get_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error) {
- struct context *c = userdata;
- int r;
-
- log_info("property get for %s called, returning \"%s\".", property, c->something);
-
- r = sd_bus_message_append(reply, "s", c->something);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int set_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, void *userdata, sd_bus_error *error) {
- struct context *c = userdata;
- const char *s;
- char *n;
- int r;
-
- log_info("property set for %s called", property);
-
- r = sd_bus_message_read(value, "s", &s);
- assert_se(r >= 0);
-
- n = strdup(s);
- assert_se(n);
-
- free(c->something);
- c->something = n;
-
- return 1;
-}
-
-static int value_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error) {
- _cleanup_free_ char *s = NULL;
- int r;
-
- assert_se(asprintf(&s, "object %p, path %s", userdata, path) >= 0);
- r = sd_bus_message_append(reply, "s", s);
- assert_se(r >= 0);
-
- assert_se(startswith(path, "/value/") != NULL || strcmp(path, "/value") == 0);
-
- assert_se(PTR_TO_UINT(userdata) == 30);
-
- return 1;
-}
-
-static int notify_test(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- int r;
-
- assert_se(sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), m->path, "org.freedesktop.systemd.ValueTest", "Value", NULL) >= 0);
-
- r = sd_bus_reply_method_return(m, NULL);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int notify_test2(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- int r;
-
- assert_se(sd_bus_emit_properties_changed_strv(sd_bus_message_get_bus(m), m->path, "org.freedesktop.systemd.ValueTest", NULL) >= 0);
-
- r = sd_bus_reply_method_return(m, NULL);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int emit_interfaces_added(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- int r;
-
- assert_se(sd_bus_emit_interfaces_added(sd_bus_message_get_bus(m), "/value/a/x", "org.freedesktop.systemd.ValueTest", NULL) >= 0);
-
- r = sd_bus_reply_method_return(m, NULL);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int emit_interfaces_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- int r;
-
- assert_se(sd_bus_emit_interfaces_removed(sd_bus_message_get_bus(m), "/value/a/x", "org.freedesktop.systemd.ValueTest", NULL) >= 0);
-
- r = sd_bus_reply_method_return(m, NULL);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int emit_object_added(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- int r;
-
- assert_se(sd_bus_emit_object_added(sd_bus_message_get_bus(m), "/value/a/x") >= 0);
-
- r = sd_bus_reply_method_return(m, NULL);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static int emit_object_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
- int r;
-
- assert_se(sd_bus_emit_object_removed(sd_bus_message_get_bus(m), "/value/a/x") >= 0);
-
- r = sd_bus_reply_method_return(m, NULL);
- assert_se(r >= 0);
-
- return 1;
-}
-
-static const sd_bus_vtable vtable[] = {
- SD_BUS_VTABLE_START(0),
- SD_BUS_METHOD("AlterSomething", "s", "s", something_handler, 0),
- SD_BUS_METHOD("Exit", "", "", exit_handler, 0),
- SD_BUS_WRITABLE_PROPERTY("Something", "s", get_handler, set_handler, 0, 0),
- SD_BUS_WRITABLE_PROPERTY("AutomaticStringProperty", "s", NULL, NULL, offsetof(struct context, automatic_string_property), 0),
- SD_BUS_WRITABLE_PROPERTY("AutomaticIntegerProperty", "u", NULL, NULL, offsetof(struct context, automatic_integer_property), 0),
- SD_BUS_METHOD("NoOperation", NULL, NULL, NULL, 0),
- SD_BUS_METHOD("EmitInterfacesAdded", NULL, NULL, emit_interfaces_added, 0),
- SD_BUS_METHOD("EmitInterfacesRemoved", NULL, NULL, emit_interfaces_removed, 0),
- SD_BUS_METHOD("EmitObjectAdded", NULL, NULL, emit_object_added, 0),
- SD_BUS_METHOD("EmitObjectRemoved", NULL, NULL, emit_object_removed, 0),
- SD_BUS_VTABLE_END
-};
-
-static const sd_bus_vtable vtable2[] = {
- SD_BUS_VTABLE_START(0),
- SD_BUS_METHOD("NotifyTest", "", "", notify_test, 0),
- SD_BUS_METHOD("NotifyTest2", "", "", notify_test2, 0),
- SD_BUS_PROPERTY("Value", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
- SD_BUS_PROPERTY("Value2", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
- SD_BUS_PROPERTY("Value3", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_CONST),
- SD_BUS_PROPERTY("Value4", "s", value_handler, 10, 0),
- SD_BUS_VTABLE_END
-};
-
-static int enumerator_callback(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) {
-
- if (object_path_startswith("/value", path))
- assert_se(*nodes = strv_new("/value/a", "/value/b", "/value/c", NULL));
-
- return 1;
-}
-
-static int enumerator2_callback(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) {
-
- if (object_path_startswith("/value/a", path))
- assert_se(*nodes = strv_new("/value/a/x", "/value/a/y", "/value/a/z", NULL));
-
- return 1;
-}
-
-static void *server(void *p) {
- struct context *c = p;
- sd_bus *bus = NULL;
- sd_id128_t id;
- int r;
-
- c->quit = false;
-
- assert_se(sd_id128_randomize(&id) >= 0);
-
- assert_se(sd_bus_new(&bus) >= 0);
- assert_se(sd_bus_set_fd(bus, c->fds[0], c->fds[0]) >= 0);
- assert_se(sd_bus_set_server(bus, 1, id) >= 0);
-
- assert_se(sd_bus_add_object_vtable(bus, NULL, "/foo", "org.freedesktop.systemd.test", vtable, c) >= 0);
- assert_se(sd_bus_add_object_vtable(bus, NULL, "/foo", "org.freedesktop.systemd.test2", vtable, c) >= 0);
- assert_se(sd_bus_add_fallback_vtable(bus, NULL, "/value", "org.freedesktop.systemd.ValueTest", vtable2, NULL, UINT_TO_PTR(20)) >= 0);
- assert_se(sd_bus_add_node_enumerator(bus, NULL, "/value", enumerator_callback, NULL) >= 0);
- assert_se(sd_bus_add_node_enumerator(bus, NULL, "/value/a", enumerator2_callback, NULL) >= 0);
- assert_se(sd_bus_add_object_manager(bus, NULL, "/value") >= 0);
- assert_se(sd_bus_add_object_manager(bus, NULL, "/value/a") >= 0);
-
- assert_se(sd_bus_start(bus) >= 0);
-
- log_error("Entering event loop on server");
-
- while (!c->quit) {
- log_error("Loop!");
-
- r = sd_bus_process(bus, NULL);
- if (r < 0) {
- log_error_errno(r, "Failed to process requests: %m");
- goto fail;
- }
-
- if (r == 0) {
- r = sd_bus_wait(bus, (uint64_t) -1);
- if (r < 0) {
- log_error_errno(r, "Failed to wait: %m");
- goto fail;
- }
-
- continue;
- }
- }
-
- r = 0;
-
-fail:
- if (bus) {
- sd_bus_flush(bus);
- sd_bus_unref(bus);
- }
-
- return INT_TO_PTR(r);
-}
-
-static int client(struct context *c) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
- _cleanup_bus_unref_ sd_bus *bus = NULL;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- const char *s;
- int r;
-
- assert_se(sd_bus_new(&bus) >= 0);
- assert_se(sd_bus_set_fd(bus, c->fds[1], c->fds[1]) >= 0);
- assert_se(sd_bus_start(bus) >= 0);
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "NoOperation", &error, NULL, NULL);
- assert_se(r >= 0);
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AlterSomething", &error, &reply, "s", "hallo");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- assert_se(streq(s, "<<<hallo>>>"));
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Doesntexist", &error, &reply, "");
- assert_se(r < 0);
- assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD));
-
- sd_bus_error_free(&error);
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AlterSomething", &error, &reply, "as", 1, "hallo");
- assert_se(r < 0);
- assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_INVALID_ARGS));
-
- sd_bus_error_free(&error);
-
- r = sd_bus_get_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Something", &error, &reply, "s");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- assert_se(streq(s, "<<<hallo>>>"));
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_set_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Something", &error, "s", "test");
- assert_se(r >= 0);
-
- r = sd_bus_get_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Something", &error, &reply, "s");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- assert_se(streq(s, "test"));
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_set_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AutomaticIntegerProperty", &error, "u", 815);
- assert_se(r >= 0);
-
- assert_se(c->automatic_integer_property == 815);
-
- r = sd_bus_set_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AutomaticStringProperty", &error, "s", "Du Dödel, Du!");
- assert_se(r >= 0);
-
- assert_se(streq(c->automatic_string_property, "Du Dödel, Du!"));
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, "");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- fputs(s, stdout);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_get_property(bus, "org.freedesktop.systemd.test", "/value/xuzz", "org.freedesktop.systemd.ValueTest", "Value", &error, &reply, "s");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- log_info("read %s", s);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, "");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- fputs(s, stdout);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, "");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- fputs(s, stdout);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, "");
- assert_se(r >= 0);
-
- r = sd_bus_message_read(reply, "s", &s);
- assert_se(r >= 0);
- fputs(s, stdout);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", "");
- assert_se(r >= 0);
-
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", "org.freedesktop.systemd.ValueTest2");
- assert_se(r < 0);
- assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_INTERFACE));
- sd_bus_error_free(&error);
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.ObjectManager", "GetManagedObjects", &error, &reply, "");
- assert_se(r < 0);
- assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD));
- sd_bus_error_free(&error);
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value", "org.freedesktop.DBus.ObjectManager", "GetManagedObjects", &error, &reply, "");
- assert_se(r >= 0);
-
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.systemd.ValueTest", "NotifyTest", &error, NULL, "");
- assert_se(r >= 0);
-
- r = sd_bus_process(bus, &reply);
- assert_se(r > 0);
-
- assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.Properties", "PropertiesChanged"));
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.systemd.ValueTest", "NotifyTest2", &error, NULL, "");
- assert_se(r >= 0);
-
- r = sd_bus_process(bus, &reply);
- assert_se(r > 0);
-
- assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.Properties", "PropertiesChanged"));
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitInterfacesAdded", &error, NULL, "");
- assert_se(r >= 0);
-
- r = sd_bus_process(bus, &reply);
- assert_se(r > 0);
-
- assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesAdded"));
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitInterfacesRemoved", &error, NULL, "");
- assert_se(r >= 0);
-
- r = sd_bus_process(bus, &reply);
- assert_se(r > 0);
-
- assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesRemoved"));
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitObjectAdded", &error, NULL, "");
- assert_se(r >= 0);
-
- r = sd_bus_process(bus, &reply);
- assert_se(r > 0);
-
- assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesAdded"));
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitObjectRemoved", &error, NULL, "");
- assert_se(r >= 0);
-
- r = sd_bus_process(bus, &reply);
- assert_se(r > 0);
-
- assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesRemoved"));
- bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_WITH_HEADER);
-
- sd_bus_message_unref(reply);
- reply = NULL;
-
- r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Exit", &error, NULL, "");
- assert_se(r >= 0);
-
- sd_bus_flush(bus);
-
- return 0;
-}
-
-int main(int argc, char *argv[]) {
- struct context c = {};
- pthread_t s;
- void *p;
- int r, q;
-
- zero(c);
-
- c.automatic_integer_property = 4711;
- assert_se(c.automatic_string_property = strdup("dudeldu"));
-
- assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, c.fds) >= 0);
-
- r = pthread_create(&s, NULL, server, &c);
- if (r != 0)
- return -r;
-
- r = client(&c);
-
- q = pthread_join(s, &p);
- if (q != 0)
- return -q;
-
- if (r < 0)
- return r;
-
- if (PTR_TO_INT(p) < 0)
- return PTR_TO_INT(p);
-
- free(c.something);
- free(c.automatic_string_property);
-
- return EXIT_SUCCESS;
-}
~ianmdlvl / elogind.git / blobdiff