#include <errno.h>

#include "dbus-unit.h"

#include "dbus-execute.h"

#include "dbus-kill.h"

#include "dbus-cgroup.h"

#include "dbus-common.h"

#include "selinux-access.h"

#include "dbus-socket.h"

#define BUS_SOCKET_INTERFACE \

" <interface name=\"org.freedesktop.systemd1.Socket\">\n" \

" <property name=\"BindIPv6Only\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"Backlog\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"TimeoutUSec\" type=\"t\" access=\"read\"/>\n" \

BUS_EXEC_COMMAND_INTERFACE("ExecStartPre") \

BUS_EXEC_COMMAND_INTERFACE("ExecStartPost") \

BUS_EXEC_COMMAND_INTERFACE("ExecStopPre") \

BUS_EXEC_COMMAND_INTERFACE("ExecStopPost") \

BUS_EXEC_CONTEXT_INTERFACE \

BUS_KILL_CONTEXT_INTERFACE \

" <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"BindToDevice\" type=\"s\" access=\"read\"/>\n" \

" <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"SocketMode\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"Accept\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"KeepAlive\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"Priority\" type=\"i\" access=\"read\"/>\n" \

" <property name=\"ReceiveBuffer\" type=\"t\" access=\"read\"/>\n" \

" <property name=\"SendBuffer\" type=\"t\" access=\"read\"/>\n" \

" <property name=\"IPTOS\" type=\"i\" access=\"read\"/>\n" \

" <property name=\"IPTTL\" type=\"i\" access=\"read\"/>\n" \

" <property name=\"PipeSize\" type=\"t\" access=\"read\"/>\n" \

" <property name=\"FreeBind\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"Transparent\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"Broadcast\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"PassCredentials\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"PassSecurity\" type=\"b\" access=\"read\"/>\n" \

" <property name=\"Mark\" type=\"i\" access=\"read\"/>\n" \

" <property name=\"MaxConnections\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"NAccepted\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"NConnections\" type=\"u\" access=\"read\"/>\n" \

" <property name=\"MessageQueueMaxMessages\" type=\"x\" access=\"read\"/>\n" \

" <property name=\"MessageQueueMessageSize\" type=\"x\" access=\"read\"/>\n" \

" <property name=\"Listen\" type=\"a(ss)\" access=\"read\"/>\n" \

" <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \

" <property name=\"SmackLabel\" type=\"s\" access=\"read\"/>\n" \

" <property name=\"SmackLabelIPIn\" type=\"s\" access=\"read\"/>\n" \

" <property name=\"SmackLabelIPOut\" type=\"s\" access=\"read\"/>\n" \

" </interface>\n" \

#define INTROSPECTION \

DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \

"<node>\n" \

BUS_UNIT_INTERFACE \

BUS_SOCKET_INTERFACE \

BUS_PROPERTIES_INTERFACE \

BUS_PEER_INTERFACE \

BUS_INTROSPECTABLE_INTERFACE \

"</node>\n"

#define INTERFACES_LIST \

BUS_UNIT_INTERFACES_LIST \

"org.freedesktop.systemd1.Socket\0"

const char bus_socket_interface[] _introspect_("Socket") = BUS_SOCKET_INTERFACE;

const char bus_socket_invalidating_properties[] =

"ExecStartPre\0"

"ExecStartPost\0"

"ExecStopPre\0"

"ExecStopPost\0"

"ControlPID\0"

"NAccepted\0"

"NConnections\0"

"Result\0";

static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_socket_append_bind_ipv6_only, socket_address_bind_ipv6_only, SocketAddressBindIPv6Only);

static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_socket_append_socket_result, socket_result, SocketResult);

static int bus_socket_append_listen(DBusMessageIter *i, const char *property, void *data) {

Socket *s = SOCKET(data);

SocketPort *p;

DBusMessageIter array, stru;

assert(data);

assert(property);

assert(s);

if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(ss)", &array))

return log_oom();

LIST_FOREACH(port, p, s->ports) {

const char *type = socket_port_type_to_string(p);

_cleanup_free_ char *address = NULL;

const char *a;

if (!dbus_message_iter_open_container(&array, DBUS_TYPE_STRUCT, NULL, &stru))

return log_oom();

if (!dbus_message_iter_append_basic(&stru, DBUS_TYPE_STRING, &type))

return log_oom();

switch (p->type) {

case SOCKET_SOCKET: {

int r;

r = socket_address_print(&p->address, &address);

if (r) {

log_error("socket_address_print failed: %s", strerror(-r));

return r;

}

a = address;

break;

}

case SOCKET_SPECIAL:

case SOCKET_MQUEUE:

case SOCKET_FIFO:

a = p->path;

break;

default:

a = type;

}

if (!dbus_message_iter_append_basic(&stru, DBUS_TYPE_STRING, &a))

return -ENOMEM;

if (!dbus_message_iter_close_container(&array, &stru))

return -ENOMEM;

}

if (!dbus_message_iter_close_container(i, &array))

return -ENOMEM;

return 0;

}

static const BusProperty bus_socket_properties[] = {

{ "BindIPv6Only", bus_socket_append_bind_ipv6_only, "s", offsetof(Socket, bind_ipv6_only) },

{ "Backlog", bus_property_append_unsigned, "u", offsetof(Socket, backlog) },

{ "TimeoutUSec", bus_property_append_usec, "t", offsetof(Socket, timeout_usec) },

BUS_EXEC_COMMAND_PROPERTY("ExecStartPre", offsetof(Socket, exec_command[SOCKET_EXEC_START_PRE]), true ),

BUS_EXEC_COMMAND_PROPERTY("ExecStartPost", offsetof(Socket, exec_command[SOCKET_EXEC_START_POST]), true ),

BUS_EXEC_COMMAND_PROPERTY("ExecStopPre", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_PRE]), true ),

BUS_EXEC_COMMAND_PROPERTY("ExecStopPost", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_POST]), true ),

{ "ControlPID", bus_property_append_pid, "u", offsetof(Socket, control_pid) },

{ "BindToDevice", bus_property_append_string, "s", offsetof(Socket, bind_to_device), true },

{ "DirectoryMode", bus_property_append_mode, "u", offsetof(Socket, directory_mode) },

{ "SocketMode", bus_property_append_mode, "u", offsetof(Socket, socket_mode) },

{ "Accept", bus_property_append_bool, "b", offsetof(Socket, accept) },

{ "KeepAlive", bus_property_append_bool, "b", offsetof(Socket, keep_alive) },

{ "Priority", bus_property_append_int, "i", offsetof(Socket, priority) },

{ "ReceiveBuffer", bus_property_append_size, "t", offsetof(Socket, receive_buffer) },

{ "SendBuffer", bus_property_append_size, "t", offsetof(Socket, send_buffer) },

{ "IPTOS", bus_property_append_int, "i", offsetof(Socket, ip_tos) },

{ "IPTTL", bus_property_append_int, "i", offsetof(Socket, ip_ttl) },

{ "PipeSize", bus_property_append_size, "t", offsetof(Socket, pipe_size) },

{ "FreeBind", bus_property_append_bool, "b", offsetof(Socket, free_bind) },

{ "Transparent", bus_property_append_bool, "b", offsetof(Socket, transparent) },

{ "Broadcast", bus_property_append_bool, "b", offsetof(Socket, broadcast) },

{ "PassCredentials",bus_property_append_bool, "b", offsetof(Socket, pass_cred) },

{ "PassSecurity", bus_property_append_bool, "b", offsetof(Socket, pass_sec) },

{ "Listen", bus_socket_append_listen, "a(ss)", 0, },

{ "Mark", bus_property_append_int, "i", offsetof(Socket, mark) },

{ "MaxConnections", bus_property_append_unsigned, "u", offsetof(Socket, max_connections) },

{ "NConnections", bus_property_append_unsigned, "u", offsetof(Socket, n_connections) },

{ "NAccepted", bus_property_append_unsigned, "u", offsetof(Socket, n_accepted) },

{ "MessageQueueMaxMessages", bus_property_append_long, "x", offsetof(Socket, mq_maxmsg) },

{ "MessageQueueMessageSize", bus_property_append_long, "x", offsetof(Socket, mq_msgsize) },

{ "Result", bus_socket_append_socket_result, "s", offsetof(Socket, result) },

{ "SmackLabel", bus_property_append_string, "s", offsetof(Socket, smack), true },

{ "SmackLabelIPIn", bus_property_append_string, "s", offsetof(Socket, smack_ip_in), true },

{ "SmackLabelIPOut",bus_property_append_string, "s", offsetof(Socket, smack_ip_out), true },

{ NULL, }

};

DBusHandlerResult bus_socket_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {

Socket *s = SOCKET(u);

const BusBoundProperties bps[] = {

{ "org.freedesktop.systemd1.Unit", bus_unit_properties, u },

{ "org.freedesktop.systemd1.Socket", bus_socket_properties, s },

{ "org.freedesktop.systemd1.Socket", bus_exec_context_properties, &s->exec_context },

{ "org.freedesktop.systemd1.Socket", bus_kill_context_properties, &s->kill_context },

{ "org.freedesktop.systemd1.Socket", bus_cgroup_context_properties, &s->cgroup_context },

{ NULL, }

};

SELINUX_UNIT_ACCESS_CHECK(u, c, message, "status");

return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps);

}

int bus_socket_set_property(

Unit *u,

const char *name,

DBusMessageIter *i,

UnitSetPropertiesMode mode,

DBusError *error) {

Socket *s = SOCKET(u);

int r;

assert(name);

assert(u);

assert(i);

r = bus_cgroup_set_property(u, &s->cgroup_context, name, i, mode, error);

if (r != 0)

return r;

return 0;

}

int bus_socket_commit_properties(Unit *u) {

assert(u);

unit_realize_cgroup(u);

return 0;

}