***/
#include <sys/epoll.h>
-#include <sys/timerfd.h>
#include <errno.h>
#include <unistd.h>
#include "dbus.h"
#include "bus-util.h"
#include "bus-error.h"
-#include "bus-errors.h"
+#include "bus-common-errors.h"
#include "strxcpyx.h"
#include "bus-internal.h"
#include "selinux-access.h"
-#define CONNECTIONS_MAX 512
+#define CONNECTIONS_MAX 4096
static void destroy_bus(Manager *m, sd_bus **bus);
manager_notify_cgroup_empty(m, cgroup);
- if (m->running_as == SYSTEMD_SYSTEM && m->system_bus) {
- /* If we are running as system manager, forward the
- * message to the system bus */
+ /* only forward to system bus if running as system instance */
+ if (m->running_as != SYSTEMD_SYSTEM || !m->system_bus)
+ return 0;
- r = sd_bus_send(m->system_bus, message, NULL);
- if (r < 0)
- log_warning_errno(r, "Failed to forward Released message: %m");
- }
+ r = sd_bus_message_rewind(message, 1);
+ if (r < 0)
+ goto exit;
+
+ r = sd_bus_send(m->system_bus, message, NULL);
+exit:
+ if (r < 0)
+ log_warning_errno(r, "Failed to forward Released message: %m");
return 0;
}
}
r = sd_bus_send_to(bus, reply, "org.freedesktop.DBus", NULL);
- if (r < 0) {
- log_error_errno(r, "Failed to respond with to bus activation request: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to respond with to bus activation request: %m");
return 0;
}
#ifdef HAVE_SELINUX
r = sd_bus_add_filter(bus, NULL, mac_selinux_filter, m);
- if (r < 0) {
- log_error_errno(r, "Failed to add SELinux access filter: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to add SELinux access filter: %m");
#endif
r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", bus_manager_vtable, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register Manager vtable: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register Manager vtable: %m");
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/job", "org.freedesktop.systemd1.Job", bus_job_vtable, bus_job_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register Job vtable: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register Job vtable: %m");
r = sd_bus_add_node_enumerator(bus, NULL, "/org/freedesktop/systemd1/job", bus_job_enumerate, m);
- if (r < 0) {
- log_error_errno(r, "Failed to add job enumerator: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to add job enumerator: %m");
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/unit", "org.freedesktop.systemd1.Unit", bus_unit_vtable, bus_unit_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register Unit vtable: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register Unit vtable: %m");
r = sd_bus_add_node_enumerator(bus, NULL, "/org/freedesktop/systemd1/unit", bus_unit_enumerate, m);
- if (r < 0) {
- log_error_errno(r, "Failed to add job enumerator: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to add job enumerator: %m");
for (t = 0; t < _UNIT_TYPE_MAX; t++) {
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/unit", unit_vtable[t]->bus_interface, unit_vtable[t]->bus_vtable, bus_unit_interface_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register type specific vtable for %s: %m", unit_vtable[t]->bus_interface);
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register type specific vtable for %s: %m", unit_vtable[t]->bus_interface);
if (unit_vtable[t]->cgroup_context_offset > 0) {
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/unit", unit_vtable[t]->bus_interface, bus_unit_cgroup_vtable, bus_unit_cgroup_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register control group unit vtable for %s: %m", unit_vtable[t]->bus_interface);
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register control group unit vtable for %s: %m", unit_vtable[t]->bus_interface);
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/unit", unit_vtable[t]->bus_interface, bus_cgroup_vtable, bus_cgroup_context_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register control group vtable for %s: %m", unit_vtable[t]->bus_interface);
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register control group vtable for %s: %m", unit_vtable[t]->bus_interface);
}
if (unit_vtable[t]->exec_context_offset > 0) {
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/unit", unit_vtable[t]->bus_interface, bus_exec_vtable, bus_exec_context_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register execute vtable for %s: %m", unit_vtable[t]->bus_interface);
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register execute vtable for %s: %m", unit_vtable[t]->bus_interface);
}
if (unit_vtable[t]->kill_context_offset > 0) {
r = sd_bus_add_fallback_vtable(bus, NULL, "/org/freedesktop/systemd1/unit", unit_vtable[t]->bus_interface, bus_kill_vtable, bus_kill_context_find, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register kill vtable for %s: %m", unit_vtable[t]->bus_interface);
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register kill vtable for %s: %m", unit_vtable[t]->bus_interface);
}
}
"member='Disconnected'",
signal_disconnected, m);
- if (r < 0) {
- log_error_errno(r, "Failed to register match for Disconnected message: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register match for Disconnected message: %m");
return 0;
}
nfd = accept4(fd, NULL, NULL, SOCK_NONBLOCK|SOCK_CLOEXEC);
if (nfd < 0) {
- log_warning("Failed to accept private connection, ignoring: %m");
+ log_warning_errno(errno, "Failed to accept private connection, ignoring: %m");
return 0;
}
assert(bus);
r = sd_bus_list_names(bus, &names, NULL);
- if (r < 0) {
- log_error_errno(r, "Failed to get initial list of names: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to get initial list of names: %m");
/* This is a bit hacky, we say the owner of the name is the
* name itself, because we don't want the extra traffic to
* to allow clients to synchronously wait for reexecution to
* finish */
r = sd_bus_request_name(bus,"org.freedesktop.systemd1", SD_BUS_NAME_REPLACE_EXISTING|SD_BUS_NAME_ALLOW_REPLACEMENT);
- if (r < 0) {
- log_error_errno(r, "Failed to register name: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register name: %m");
bus_list_names(m, bus);
assert(m);
assert(bus);
- if (m->running_as == SYSTEMD_SYSTEM)
- return 0;
-
- /* If we are a user instance we get the Released message via
- * the system bus */
- r = sd_bus_add_match(
- bus,
- NULL,
- "type='signal',"
- "interface='org.freedesktop.systemd1.Agent',"
- "member='Released',"
- "path='/org/freedesktop/systemd1/agent'",
- signal_agent_released, m);
-
- if (r < 0)
- log_warning_errno(r, "Failed to register Released match on system bus: %m");
+ /* On kdbus or if we are a user instance we get the Released message via the system bus */
+ if (m->running_as == SYSTEMD_USER || m->kdbus_fd >= 0) {
+ r = sd_bus_add_match(
+ bus,
+ NULL,
+ "type='signal',"
+ "interface='org.freedesktop.systemd1.Agent',"
+ "member='Released',"
+ "path='/org/freedesktop/systemd1/agent'",
+ signal_agent_released, m);
+ if (r < 0)
+ log_warning_errno(r, "Failed to register Released match on system bus: %m");
+ }
log_debug("Successfully connected to system bus.");
return 0;
(void) unlink(sa.un.sun_path);
fd = socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0);
- if (fd < 0) {
- log_error("Failed to allocate private socket: %m");
- return -errno;
- }
+ if (fd < 0)
+ return log_error_errno(errno, "Failed to allocate private socket: %m");
r = bind(fd, &sa.sa, salen);
- if (r < 0) {
- log_error("Failed to bind private socket: %m");
- return -errno;
- }
+ if (r < 0)
+ return log_error_errno(errno, "Failed to bind private socket: %m");
r = listen(fd, SOMAXCONN);
- if (r < 0) {
- log_error("Failed to make private socket listening: %m");
- return -errno;
- }
+ if (r < 0)
+ return log_error_errno(errno, "Failed to make private socket listening: %m");
r = sd_event_add_io(m->event, &s, fd, EPOLLIN, bus_on_connection, m);
- if (r < 0) {
- log_error_errno(r, "Failed to allocate event source: %m");
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to allocate event source: %m");
m->private_listen_fd = fd;
m->private_listen_event_source = s;
int bus_track_deserialize_item(char ***l, const char *line) {
const char *e;
+ int r;
assert(l);
assert(line);
e = startswith(line, "subscribed=");
if (!e)
- return -EINVAL;
+ return 0;
- return strv_extend(l, e);
+ r = strv_extend(l, e);
+ if (r < 0)
+ return r;
+
+ return 1;
}
int bus_track_coldplug(Manager *m, sd_bus_track **t, char ***l) {
return r;
}
-int bus_verify_manage_unit_async(Manager *m, sd_bus_message *call, sd_bus_error *error) {
- return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.manage-units", false, &m->polkit_registry, error);
+int bus_verify_manage_units_async(Manager *m, sd_bus_message *call, sd_bus_error *error) {
+ return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.manage-units", false, UID_INVALID, &m->polkit_registry, error);
}
/* Same as bus_verify_manage_unit_async(), but checks for CAP_KILL instead of CAP_SYS_ADMIN */
-int bus_verify_manage_unit_async_for_kill(Manager *m, sd_bus_message *call, sd_bus_error *error) {
- return bus_verify_polkit_async(call, CAP_KILL, "org.freedesktop.systemd1.manage-units", false, &m->polkit_registry, error);
+int bus_verify_manage_units_async_for_kill(Manager *m, sd_bus_message *call, sd_bus_error *error) {
+ return bus_verify_polkit_async(call, CAP_KILL, "org.freedesktop.systemd1.manage-units", false, UID_INVALID, &m->polkit_registry, error);
}
int bus_verify_manage_unit_files_async(Manager *m, sd_bus_message *call, sd_bus_error *error) {
- return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.manage-unit-files", false, &m->polkit_registry, error);
+ return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.manage-unit-files", false, UID_INVALID, &m->polkit_registry, error);
}
int bus_verify_reload_daemon_async(Manager *m, sd_bus_message *call, sd_bus_error *error) {
- return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.reload-daemon", false, &m->polkit_registry, error);
+ return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.reload-daemon", false, UID_INVALID, &m->polkit_registry, error);
+}
+
+int bus_verify_set_environment_async(Manager *m, sd_bus_message *call, sd_bus_error *error) {
+ return bus_verify_polkit_async(call, CAP_SYS_ADMIN, "org.freedesktop.systemd1.set-environment", false, UID_INVALID, &m->polkit_registry, error);
}
~ianmdlvl / elogind.git / blobdiff