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 connect_bus(Context *c, sd_event *event, sd_bus **_bus) {
_cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
int r;
assert(c);
assert(event);
assert(_bus);
r = sd_bus_default_system(&bus);
if (r < 0)
return log_error_errno(r, "Failed to get system bus connection: %m");
r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/hostname1", "org.freedesktop.hostname1", hostname_vtable, c);
if (r < 0)
return log_error_errno(r, "Failed to register object: %m");
r = sd_bus_request_name(bus, "org.freedesktop.hostname1", 0);
if (r < 0)
return log_error_errno(r, "Failed to register name: %m");
r = sd_bus_attach_event(bus, event, 0);
if (r < 0)
return log_error_errno(r, "Failed to attach bus to event loop: %m");
*_bus = bus;
bus = NULL;
return 0;
}
void DbusApiInit(int sock)
{
fd = sock;
sd_event_source *busSource = NULL;
sd_bus_slot *slot = NULL;
int ret = sd_event_default(&event);
char tmp = '0';
read(fd, &tmp, sizeof(char));
ret = sd_bus_open_system(&bus);
ret = sd_bus_add_object_vtable(bus, &slot, "/org/watchdogd1",
"org.watchdogd1", watchdogPmon, NULL);
ret = sd_bus_request_name(bus, "org.watchdogd1", 0);
if (ret < 0) {
ReloadDbusDaemon();
ret = sd_bus_request_name(bus, "org.watchdogd1", 0);
}
sd_event_add_io(event, &busSource, sd_bus_get_fd(bus), EPOLLIN, BusHandler, NULL);
sd_event_loop(event);
}
//------------------------------------------------------
// Called by IPMID as part of the start up
// -----------------------------------------------------
int start_host_service(sd_bus *bus, sd_bus_slot *slot)
{
int rc = 0;
/* Install the object */
rc = sd_bus_add_object_vtable(bus,
&slot,
"/org/openbmc/HostServices", /* object path */
"org.openbmc.HostServices", /* interface name */
host_services_vtable,
NULL);
if (rc < 0)
{
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-rc));
}
else
{
/* Take one in OpenBmc */
rc = sd_bus_request_name(bus, "org.openbmc.HostServices", 0);
if (rc < 0)
{
fprintf(stderr, "Failed to acquire service name: %s\n", strerror(-rc));
}
}
return rc < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
int kirstu_dbus_init(void)
{
int r = sd_bus_default_user(&bus);
if (r < 0) {
fprintf(stderr, "Failed to connect to system bus: %s\n", strerror(-r));
exit(EXIT_FAILURE);
}
r = sd_bus_add_object_vtable(bus,
&slot,
"/org/freedesktop/Notifications",
"org.freedesktop.Notifications",
vtable,
NULL);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-r));
exit(EXIT_FAILURE);
}
r = sd_bus_request_name(bus, "org.freedesktop.Notifications", 0);
if (r < 0) {
fprintf(stderr, "Failed to acquire service name: %s\n", strerror(-r));
exit(EXIT_FAILURE);
}
return sd_bus_get_fd(bus);
}
int cc_server_Smartie_new(
const char *address, const struct cc_server_Smartie_impl *impl, void *data,
struct cc_server_Smartie **instance)
{
int result;
struct cc_server_Smartie *ii;
struct cc_instance *i;
CC_LOG_DEBUG("invoked cc_server_Smartie_new\n");
assert(address);
assert(impl);
assert(instance);
ii = (struct cc_server_Smartie *) calloc(1, sizeof(*ii));
if (!ii) {
CC_LOG_ERROR("failed to allocate instance memory\n");
return -ENOMEM;
}
result = cc_instance_new(address, true, &i);
if (result < 0) {
CC_LOG_ERROR("failed to create instance: %s\n", strerror(-result));
goto fail;
}
ii->instance = i;
ii->impl = impl;
ii->data = data;
result = sd_bus_add_object_vtable(
i->backend->bus, &ii->vtable_slot, i->path, i->interface, vtable_Smartie, ii);
if (result < 0) {
CC_LOG_ERROR("unable to initialize instance vtable: %s\n", strerror(-result));
goto fail;
}
*instance = ii;
return 0;
fail:
ii = cc_server_Smartie_free(ii);
return result;
}
static int ipmi_dbus_setup(struct ipmi_intf *intf)
{
const char *name;
int rc;
rc = sd_bus_default(&bus);
if (rc < 0) {
lprintf(LOG_ERR, "Can't connect to session bus: %s\n",
strerror(-rc));
return -1;
}
sd_bus_add_object_vtable(bus, NULL, object_path, interface,
dbus_vtable, NULL);
sd_bus_request_name(bus, bus_name, SD_BUS_NAME_REPLACE_EXISTING);
sd_bus_flush(bus);
sd_bus_get_unique_name(bus, &name);
intf->opened = 1;
return 0;
}
static int manager_connect_bus(Manager *m) {
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
int r;
assert(m);
assert(!m->bus);
r = sd_bus_default_system(&m->bus);
if (r < 0)
return log_error_errno(r, "Failed to connect to system bus: %m");
r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/machine1", "org.freedesktop.machine1.Manager", manager_vtable, m);
if (r < 0)
return log_error_errno(r, "Failed to add manager object vtable: %m");
r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/machine1/machine", "org.freedesktop.machine1.Machine", machine_vtable, machine_object_find, m);
if (r < 0)
return log_error_errno(r, "Failed to add machine object vtable: %m");
r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/machine1/machine", machine_node_enumerator, m);
if (r < 0)
return log_error_errno(r, "Failed to add machine enumerator: %m");
r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/machine1/image", "org.freedesktop.machine1.Image", image_vtable, image_object_find, m);
if (r < 0)
return log_error_errno(r, "Failed to add image object vtable: %m");
r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/machine1/image", image_node_enumerator, m);
if (r < 0)
return log_error_errno(r, "Failed to add image enumerator: %m");
r = sd_bus_add_match(m->bus,
NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.systemd1.Manager',"
"member='JobRemoved',"
"path='/org/freedesktop/systemd1'",
match_job_removed,
m);
if (r < 0)
return log_error_errno(r, "Failed to add match for JobRemoved: %m");
r = sd_bus_add_match(m->bus,
NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.systemd1.Manager',"
"member='UnitRemoved',"
"path='/org/freedesktop/systemd1'",
match_unit_removed,
m);
if (r < 0)
return log_error_errno(r, "Failed to add match for UnitRemoved: %m");
r = sd_bus_add_match(m->bus,
NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.DBus.Properties',"
"member='PropertiesChanged',"
"arg0='org.freedesktop.systemd1.Unit'",
match_properties_changed,
m);
if (r < 0)
return log_error_errno(r, "Failed to add match for PropertiesChanged: %m");
r = sd_bus_add_match(m->bus,
NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.systemd1.Manager',"
"member='Reloading',"
"path='/org/freedesktop/systemd1'",
match_reloading,
m);
if (r < 0)
return log_error_errno(r, "Failed to add match for Reloading: %m");
r = sd_bus_call_method(
m->bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"Subscribe",
&error,
NULL, NULL);
if (r < 0) {
log_error("Failed to enable subscription: %s", bus_error_message(&error, r));
return r;
}
r = sd_bus_request_name(m->bus, "org.freedesktop.machine1", 0);
if (r < 0)
return log_error_errno(r, "Failed to register name: %m");
r = sd_bus_attach_event(m->bus, m->event, 0);
if (r < 0)
return log_error_errno(r, "Failed to attach bus to event loop: %m");
return 0;
}
int main(int argc, char *argv[]) {
sd_bus_slot *slot = NULL;
sd_bus *bus = NULL;
int r;
char **acquired = NULL, **activatable = NULL, **i;
/* Connect to the user bus this time */
r = sd_bus_open_system(&bus);
if (r < 0) {
fprintf(stderr, "Failed to connect to system bus: %s\n", strerror(-r));
goto finish;
}
/* Install an object */
r = sd_bus_add_object_vtable(bus,
&slot,
"/org/openbmc/examples/path0/SDBusObj", /* object path */
"org.openbmc.examples.Echo", /* interface name */
echo_vtable,
NULL);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-r));
goto finish;
}
/* Install an object */
r = sd_bus_add_object_vtable(bus,
&slot,
"/org/openbmc/examples/path1/SDBusObj", /* object path */
"org.openbmc.examples.Echo", /* interface name */
echo_vtable,
NULL);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-r));
goto finish;
}
/* Take a well-known service name so that clients can find us */
r = sd_bus_request_name(bus, "org.openbmc.examples.SDBusService", 0);
if (r < 0) {
fprintf(stderr, "Failed to acquire service name: %s\n", strerror(-r));
goto finish;
}
for (;;) {
/* Process requests */
r = sd_bus_process(bus, NULL);
if (r < 0) {
fprintf(stderr, "Failed to process bus: %s\n", strerror(-r));
goto finish;
}
if (r > 0) /* we processed a request, try to process another one, right-away */
continue;
/* Wait for the next request to process */
r = sd_bus_wait(bus, (uint64_t) -1);
if (r < 0) {
fprintf(stderr, "Failed to wait on bus: %s\n", strerror(-r));
goto finish;
}
}
finish:
sd_bus_slot_unref(slot);
sd_bus_unref(bus);
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
/*
* ------------------------------------------------
* Called as part of setting up skeleton services.
* -----------------------------------------------
*/
int start_led_services()
{
/* Generic error reporter. */
int rc = -1;
int num_leds = 0;
int count_leds = 0;
/* Bus and slot where we are offering the LED dbus service. */
sd_bus *bus_type = NULL;
sd_bus_slot *led_slot = NULL;
/* For walking '/sys/class/leds/' looking for names of LED.*/
struct dirent **led_list;
/* Get a hook onto system bus. */
rc = sd_bus_open_system(&bus_type);
if(rc < 0)
{
fprintf(stderr,"Error opening system bus.\n");
return rc;
}
count_leds = num_leds = scandir("/sys/class/leds/",
&led_list, led_select, alphasort);
if(num_leds <= 0)
{
fprintf(stderr,"No LEDs present in the system\n");
sd_bus_slot_unref(led_slot);
sd_bus_unref(bus_type);
return rc;
}
/* Fully qualified Dbus object for a particular LED */
char led_object[128] = {0};
int len = 0;
/* For each led present, announce the service on dbus. */
while(num_leds--)
{
memset(led_object, 0x0, sizeof(led_object));
len = snprintf(led_object, sizeof(led_object), "%s%s",
"/org/openbmc/controller/led/", led_list[num_leds]->d_name);
if(len >= sizeof(led_object))
{
fprintf(stderr, "Error. LED object is too long:[%d]\n",len);
rc = -1;
break;
}
/* Install the object */
rc = sd_bus_add_object_vtable(bus_type,
&led_slot,
led_object, /* object path */
"org.openbmc.controller.led", /* interface name */
led_control_vtable,
NULL);
if (rc < 0)
{
fprintf(stderr, "Failed to add object to dbus: %s\n", strerror(-rc));
break;
}
}
/* Done with all registration. */
while (count_leds > 0)
{
free(led_list[--count_leds]);
if(count_leds == 0)
{
free(led_list);
}
}
/* If we had success in adding the providers, request for a bus name. */
if(rc == 0)
{
/* Take one in OpenBmc */
rc = sd_bus_request_name(bus_type, "org.openbmc.controller.led", 0);
if (rc < 0)
{
fprintf(stderr, "Failed to acquire service name: %s\n", strerror(-rc));
}
else
{
for (;;)
{
/* Process requests */
rc = sd_bus_process(bus_type, NULL);
if (rc < 0)
{
fprintf(stderr, "Failed to process bus: %s\n", strerror(-rc));
break;
}
if (rc > 0)
{
continue;
}
rc = sd_bus_wait(bus_type, (uint64_t) - 1);
if (rc < 0)
{
fprintf(stderr, "Failed to wait on bus: %s\n", strerror(-rc));
break;
}
}
}
}
sd_bus_slot_unref(led_slot);
sd_bus_unref(bus_type);
return rc;
}
static plugin_status_t update_map(sd_bus *bus, sd_bus_slot *slot, struct dmmp_mpath *map) {
plugin_status_t return_code = PLUGIN_OK;
int i = 0;
int path_count = 0;
char map_name[256], group_name[256], path_name[256];
struct dmmp_path_group **dmmp_pgs = NULL;
uint32_t dmmp_pg_count = 0;
struct dmmp_path **mp_ps = NULL;
uint32_t mp_p_count = 0;
uint32_t j = 0;
const char *blk_name = NULL;
int r;
snprintf(map_name, 256, "%s/%s", MULTIPATH_BASE_PATH, dmmp_mpath_wwid_get(map));
r = sd_bus_add_object_vtable(bus,
&slot, map_name,
MULTIPATH_BASE_INTERFACE,
map_vtable, map);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-r));
return -1;
}
dmmp_path_group_array_get(map, &dmmp_pgs, &dmmp_pg_count);
if (dmmp_pg_count == 0)
printf("dmmp_path_group_array_get(): Got 0 path group\n");
for (i = 0; i < dmmp_pg_count; ++i) {
snprintf(group_name, 256, "%s/group%d", map_name, dmmp_path_group_id_get(dmmp_pgs[i]));
r = sd_bus_add_object_vtable(bus,
&slot, group_name,
MULTIPATH_BASE_INTERFACE,
group_vtable, dmmp_pgs[i]);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-r));
return -1;
}
/*
* Loop though the paths
*/
dmmp_path_array_get(dmmp_pgs[i], &mp_ps, &mp_p_count);
if (mp_p_count == 0)
printf("dmmp_path_array_get(): Got no path\n");
for (j = 0; j < mp_p_count; ++j) {
blk_name = dmmp_path_blk_name_get(mp_ps[j]);
if (blk_name == NULL)
printf("dmmp_path_blk_name_get(): Got NULL\n");
snprintf(path_name, 256, "%s/%s", group_name, blk_name);
r = sd_bus_add_object_vtable(bus,
&slot, path_name,
MULTIPATH_BASE_INTERFACE,
group_vtable, mp_ps[j]);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n", strerror(-r));
return -1;
}
}
}
finished:
return return_code;
}
static int manager_connect_bus(Manager *m) {
int r;
assert(m);
assert(!m->bus);
r = sd_bus_default_system(&m->bus);
if (r < 0)
return log_error_errno(r, "Failed to connect to system bus: %m");
r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/machine1", "org.freedesktop.machine1.Manager", manager_vtable, m);
if (r < 0)
return log_error_errno(r, "Failed to add manager object vtable: %m");
r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/machine1/machine", "org.freedesktop.machine1.Machine", machine_vtable, machine_object_find, m);
if (r < 0)
return log_error_errno(r, "Failed to add machine object vtable: %m");
r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/machine1/machine", machine_node_enumerator, m);
if (r < 0)
return log_error_errno(r, "Failed to add machine enumerator: %m");
r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/machine1/image", "org.freedesktop.machine1.Image", image_vtable, image_object_find, m);
if (r < 0)
return log_error_errno(r, "Failed to add image object vtable: %m");
r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/machine1/image", image_node_enumerator, m);
if (r < 0)
return log_error_errno(r, "Failed to add image enumerator: %m");
r = sd_bus_match_signal_async(
m->bus,
NULL,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"JobRemoved",
match_job_removed, NULL, m);
if (r < 0)
return log_error_errno(r, "Failed to add match for JobRemoved: %m");
r = sd_bus_match_signal_async(
m->bus,
NULL,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"UnitRemoved",
match_unit_removed, NULL, m);
if (r < 0)
return log_error_errno(r, "Failed to request match for UnitRemoved: %m");
r = sd_bus_match_signal_async(
m->bus,
NULL,
"org.freedesktop.systemd1",
NULL,
"org.freedesktop.DBus.Properties",
"PropertiesChanged",
match_properties_changed, NULL, m);
if (r < 0)
return log_error_errno(r, "Failed to request match for PropertiesChanged: %m");
r = sd_bus_match_signal_async(
m->bus,
NULL,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"Reloading",
match_reloading, NULL, m);
if (r < 0)
return log_error_errno(r, "Failed to request match for Reloading: %m");
r = sd_bus_call_method_async(
m->bus,
NULL,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"Subscribe",
NULL, NULL,
NULL);
if (r < 0)
return log_error_errno(r, "Failed to enable subscription: %m");
r = sd_bus_request_name_async(m->bus, NULL, "org.freedesktop.machine1", 0, NULL, NULL);
if (r < 0)
return log_error_errno(r, "Failed to request name: %m");
r = sd_bus_attach_event(m->bus, m->event, 0);
if (r < 0)
return log_error_errno(r, "Failed to attach bus to event loop: %m");
return 0;
}
int main(int argc, char *argv[]) {
sd_bus_slot *slot = NULL;
int r;
char *mode = NULL;
if (argc != 2) {
fprintf(stderr, "syntax: %s [server|client]\n", argv[0]);
return 1;
}
mode = argv[1];
/* Connect to system bus */
r = sd_bus_open_system(&bus);
if (r < 0) {
fprintf(stderr, "Failed to connect to system bus: %s\n",
strerror(-r));
goto finish;
}
if (!strcmp("server", mode)) {
r = sd_bus_add_object_vtable(bus,
&slot,
OBJ, /* object path */
INT, /* interface name */
signal_vtable,
NULL);
if (r < 0) {
fprintf(stderr, "Failed to issue method call: %s\n",
strerror(-r));
goto finish;
}
/* Take a well-known service name so that clients can find us */
r = sd_bus_request_name(bus, INT, 0);
if (r < 0) {
fprintf(stderr, "Failed to acquire service name: %s\n",
strerror(-r));
goto finish;
}
} else if (!strcmp("client", mode)) {
r = sd_bus_add_match(bus, &slot, FILTER, bus_signal_cb, NULL);
if (r < 0) {
fprintf(stderr, "Failed: sd_bus_add_match: %s\n", strerror(-r));
goto finish;
}
} else {
fprintf(stderr, "Invalid operating mode %s", mode);
return 1;
}
for (;;) {
/* Process requests */
r = sd_bus_process(bus, NULL);
if (r < 0) {
fprintf(stderr, "Failed to process bus: %s\n", strerror(-r));
goto finish;
}
if (r > 0) {
continue;
}
r = sd_bus_wait(bus, (uint64_t) - 1);
if (r < 0) {
fprintf(stderr, "Failed to wait on bus: %s\n", strerror(-r));
goto finish;
}
}
finish:
sd_bus_slot_unref(slot);
sd_bus_unref(bus);
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
