#include "dbus-path.h"
#include "bus-errors.h"
#include "special.h"
+#include "dbus-common.h"
#define CONNECTIONS_MAX 52
NULL
};
-static const char *error_to_dbus(int error);
static void bus_done_api(Manager *m);
static void bus_done_system(Manager *m);
static void bus_done_private(Manager *m);
}
if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, w->fd, &ev) < 0) {
- free(w);
close_nointr_nofail(w->fd);
+ free(w);
return FALSE;
}
if (dbus_timeout_get_enabled(w->data.bus_timeout)) {
timespec_store(&its.it_value, dbus_timeout_get_interval(w->data.bus_timeout) * USEC_PER_MSEC);
- its.it_interval = its.it_interval;
+ its.it_interval = its.it_value;
}
if (timerfd_settime(w->fd, 0, &its, NULL) < 0)
if (!(w = new0(Watch, 1)))
return FALSE;
- if (!(w->fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK|TFD_CLOEXEC)) < 0)
+ if ((w->fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK|TFD_CLOEXEC)) < 0)
goto fail;
w->type = WATCH_DBUS_TIMEOUT;
if (!(reply = dbus_message_new_signal("/org/freedesktop/systemd1", "org.freedesktop.systemd1.Activator", "ActivationFailure")))
goto oom;
- id = error.name ? error.name : error_to_dbus(r);
+ id = error.name ? error.name : bus_errno_to_dbus(r);
text = bus_error(&error, r);
if (!dbus_message_set_destination(reply, DBUS_SERVICE_DBUS) ||
if (getpid() != 1)
return 0;
- if (!(m->private_bus = dbus_server_listen("unix:path=/dev/.run/systemd/private", &error))) {
+ unlink("/run/systemd/private");
+ if (!(m->private_bus = dbus_server_listen("unix:path=/run/systemd/private", &error))) {
log_error("Failed to create private D-Bus server: %s", error.message);
r = -EIO;
goto fail;
return -ENOMEM;
}
-DBusHandlerResult bus_default_message_handler(
- Manager *m,
- DBusConnection *c,
- DBusMessage *message,
- const char *introspection,
- const char *interfaces,
- const BusProperty *properties) {
-
- DBusError error;
- DBusMessage *reply = NULL;
- int r;
-
- assert(m);
- assert(c);
- assert(message);
-
- dbus_error_init(&error);
-
- if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect") && introspection) {
-
- if (!(reply = dbus_message_new_method_return(message)))
- goto oom;
-
- if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &introspection, DBUS_TYPE_INVALID))
- goto oom;
-
- } else if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Properties", "Get") && properties) {
- const char *interface, *property;
- const BusProperty *p;
-
- if (!dbus_message_get_args(
- message,
- &error,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID))
- return bus_send_error_reply(m, c, message, &error, -EINVAL);
-
- for (p = properties; p->property; p++)
- if (streq(p->interface, interface) && streq(p->property, property))
- break;
-
- if (p->property) {
- DBusMessageIter iter, sub;
-
- if (!(reply = dbus_message_new_method_return(message)))
- goto oom;
-
- dbus_message_iter_init_append(reply, &iter);
-
- if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT, p->signature, &sub))
- goto oom;
-
- if ((r = p->append(m, &sub, property, (void*) p->data)) < 0) {
-
- if (r == -ENOMEM)
- goto oom;
-
- dbus_message_unref(reply);
- return bus_send_error_reply(m, c, message, NULL, r);
- }
-
- if (!dbus_message_iter_close_container(&iter, &sub))
- goto oom;
- } else {
- if (!nulstr_contains(interfaces, interface))
- dbus_set_error_const(&error, DBUS_ERROR_UNKNOWN_INTERFACE, "Unknown interface");
- else
- dbus_set_error_const(&error, DBUS_ERROR_UNKNOWN_PROPERTY, "Unknown property");
-
- return bus_send_error_reply(m, c, message, &error, -EINVAL);
- }
-
- } else if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Properties", "GetAll") && properties) {
- const char *interface;
- const BusProperty *p;
- DBusMessageIter iter, sub, sub2, sub3;
-
- if (!dbus_message_get_args(
- message,
- &error,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_INVALID))
- return bus_send_error_reply(m, c, message, &error, -EINVAL);
-
- if (interface[0] && !nulstr_contains(interfaces, interface)) {
- dbus_set_error_const(&error, DBUS_ERROR_UNKNOWN_INTERFACE, "Unknown interface");
- return bus_send_error_reply(m, c, message, &error, -EINVAL);
- }
-
- if (!(reply = dbus_message_new_method_return(message)))
- goto oom;
-
- dbus_message_iter_init_append(reply, &iter);
-
- if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "{sv}", &sub))
- goto oom;
-
- for (p = properties; p->property; p++) {
- if (interface[0] && !streq(p->interface, interface))
- continue;
-
- if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_DICT_ENTRY, NULL, &sub2) ||
- !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &p->property) ||
- !dbus_message_iter_open_container(&sub2, DBUS_TYPE_VARIANT, p->signature, &sub3))
- goto oom;
-
- if ((r = p->append(m, &sub3, p->property, (void*) p->data)) < 0) {
-
- if (r == -ENOMEM)
- goto oom;
-
- dbus_message_unref(reply);
- return bus_send_error_reply(m, c, message, NULL, r);
- }
-
- if (!dbus_message_iter_close_container(&sub2, &sub3) ||
- !dbus_message_iter_close_container(&sub, &sub2))
- goto oom;
- }
-
- if (!dbus_message_iter_close_container(&iter, &sub))
- goto oom;
-
- } else if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Properties", "Set") && properties) {
- const char *interface, *property;
- DBusMessageIter iter;
- const BusProperty *p;
-
- if (!dbus_message_iter_init(message, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
- return bus_send_error_reply(m, c, message, NULL, -EINVAL);
-
- dbus_message_iter_get_basic(&iter, &interface);
-
- if (!dbus_message_iter_next(&iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
- return bus_send_error_reply(m, c, message, NULL, -EINVAL);
-
- dbus_message_iter_get_basic(&iter, &property);
-
- if (!dbus_message_iter_next(&iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT ||
- dbus_message_iter_has_next(&iter))
- return bus_send_error_reply(m, c, message, NULL, -EINVAL);
-
- for (p = properties; p->property; p++)
- if (streq(p->interface, interface) && streq(p->property, property))
- break;
-
- if (p->set) {
- DBusMessageIter sub;
- char *sig;
-
- dbus_message_iter_recurse(&iter, &sub);
-
- if (!(sig = dbus_message_iter_get_signature(&sub)))
- goto oom;
-
- if (!streq(sig, p->signature)) {
- dbus_free(sig);
- return bus_send_error_reply(m, c, message, NULL, -EINVAL);
- }
-
- dbus_free(sig);
-
- if ((r = p->set(m, &sub, property)) < 0) {
- if (r == -ENOMEM)
- goto oom;
- return bus_send_error_reply(m, c, message, NULL, r);
- }
-
- if (!(reply = dbus_message_new_method_return(message)))
- goto oom;
- } else {
- if (p->property)
- dbus_set_error_const(&error, DBUS_ERROR_PROPERTY_READ_ONLY, "Property read-only");
- else if (!nulstr_contains(interfaces, interface))
- dbus_set_error_const(&error, DBUS_ERROR_UNKNOWN_INTERFACE, "Unknown interface");
- else
- dbus_set_error_const(&error, DBUS_ERROR_UNKNOWN_PROPERTY, "Unknown property");
-
- return bus_send_error_reply(m, c, message, &error, -EINVAL);
- }
-
- } else if (!nulstr_contains(interfaces, dbus_message_get_interface(message))) {
- dbus_set_error_const(&error, DBUS_ERROR_UNKNOWN_INTERFACE, "Unknown interface");
- return bus_send_error_reply(m, c, message, &error, -EINVAL);
- }
-
- if (reply) {
- if (!dbus_connection_send(c, reply, NULL))
- goto oom;
-
- dbus_message_unref(reply);
- return DBUS_HANDLER_RESULT_HANDLED;
- }
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
-oom:
- if (reply)
- dbus_message_unref(reply);
-
- dbus_error_free(&error);
-
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
-}
-
-static const char *error_to_dbus(int error) {
-
- switch(error) {
-
- case -EINVAL:
- return DBUS_ERROR_INVALID_ARGS;
-
- case -ENOMEM:
- return DBUS_ERROR_NO_MEMORY;
-
- case -EPERM:
- case -EACCES:
- return DBUS_ERROR_ACCESS_DENIED;
-
- case -ESRCH:
- return DBUS_ERROR_UNIX_PROCESS_ID_UNKNOWN;
-
- case -ENOENT:
- return DBUS_ERROR_FILE_NOT_FOUND;
-
- case -EEXIST:
- return DBUS_ERROR_FILE_EXISTS;
-
- case -ETIMEDOUT:
- case -ETIME:
- return DBUS_ERROR_TIMEOUT;
-
- case -EIO:
- return DBUS_ERROR_IO_ERROR;
-
- case -ENETRESET:
- case -ECONNABORTED:
- case -ECONNRESET:
- return DBUS_ERROR_DISCONNECTED;
- }
-
- return DBUS_ERROR_FAILED;
-}
-
-DBusHandlerResult bus_send_error_reply(Manager *m, DBusConnection *c, DBusMessage *message, DBusError *berror, int error) {
- DBusMessage *reply = NULL;
- const char *name, *text;
-
- if (berror && dbus_error_is_set(berror)) {
- name = berror->name;
- text = berror->message;
- } else {
- name = error_to_dbus(error);
- text = strerror(-error);
- }
-
- if (!(reply = dbus_message_new_error(message, name, text)))
- goto oom;
-
- if (!dbus_connection_send(c, reply, NULL))
- goto oom;
-
- dbus_message_unref(reply);
-
- if (berror)
- dbus_error_free(berror);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-
-oom:
- if (reply)
- dbus_message_unref(reply);
-
- if (berror)
- dbus_error_free(berror);
-
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
-}
-
int bus_broadcast(Manager *m, DBusMessage *message) {
bool oom = false;
Iterator i;
return oom ? -ENOMEM : 0;
}
-int bus_property_append_string(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- const char *t = data;
-
- assert(m);
- assert(i);
- assert(property);
-
- if (!t)
- t = "";
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_strv(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- DBusMessageIter sub;
- char **t = data;
-
- assert(m);
- assert(i);
- assert(property);
-
- if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "s", &sub))
- return -ENOMEM;
-
- STRV_FOREACH(t, t)
- if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t))
- return -ENOMEM;
-
- if (!dbus_message_iter_close_container(i, &sub))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_bool(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- bool *b = data;
- dbus_bool_t db;
-
- assert(m);
- assert(i);
- assert(property);
- assert(b);
-
- db = *b;
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_BOOLEAN, &db))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_uint64(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- assert(m);
- assert(i);
- assert(property);
- assert(data);
-
- /* Let's ensure that pid_t is actually 64bit, and hence this
- * function can be used for usec_t */
- assert_cc(sizeof(uint64_t) == sizeof(usec_t));
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, data))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_uint32(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- assert(m);
- assert(i);
- assert(property);
- assert(data);
-
- /* Let's ensure that pid_t and mode_t is actually 32bit, and
- * hence this function can be used for pid_t/mode_t */
- assert_cc(sizeof(uint32_t) == sizeof(pid_t));
- assert_cc(sizeof(uint32_t) == sizeof(mode_t));
- assert_cc(sizeof(uint32_t) == sizeof(unsigned));
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT32, data))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_int32(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- assert(m);
- assert(i);
- assert(property);
- assert(data);
-
- assert_cc(sizeof(int32_t) == sizeof(int));
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, data))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_size(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- uint64_t u;
-
- assert(m);
- assert(i);
- assert(property);
- assert(data);
-
- u = (uint64_t) *(size_t*) data;
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u))
- return -ENOMEM;
-
- return 0;
-}
-
-int bus_property_append_ul(Manager *m, DBusMessageIter *i, const char *property, void *data) {
- uint64_t u;
-
- assert(m);
- assert(i);
- assert(property);
- assert(data);
-
- u = (uint64_t) *(unsigned long*) data;
-
- if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u))
- return -ENOMEM;
-
- return 0;
-}
-
int bus_parse_strv(DBusMessage *m, char ***_l) {
DBusMessageIter iter, sub;
unsigned n = 0, i = 0;
return !set_isempty(BUS_CONNECTION_SUBSCRIBED(m, c));
}
-
-DBusMessage* bus_properties_changed_new(const char *path, const char *interface, const char *properties) {
- DBusMessage *m;
- DBusMessageIter iter, sub;
- const char *i;
-
- assert(interface);
- assert(properties);
-
- if (!(m = dbus_message_new_signal(path, "org.freedesktop.DBus.Properties", "PropertiesChanged")))
- goto oom;
-
- dbus_message_iter_init_append(m, &iter);
-
- /* We won't send any property values, since they might be
- * large and sometimes not cheap to generated */
-
- if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &interface) ||
- !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "{sv}", &sub) ||
- !dbus_message_iter_close_container(&iter, &sub) ||
- !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub))
- goto oom;
-
- NULSTR_FOREACH(i, properties)
- if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &i))
- goto oom;
-
- if (!dbus_message_iter_close_container(&iter, &sub))
- goto oom;
-
- return m;
-
-oom:
- if (m)
- dbus_message_unref(m);
-
- return NULL;
-}
~ianmdlvl / elogind.git / blobdiff