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ea430986 LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
2 | ||
86fbf370 LP |
3 | #include <errno.h> |
4 | ||
ea430986 LP |
5 | #include "dbus.h" |
6 | #include "log.h" | |
7 | ||
8 | static const char introspection[] = | |
9 | DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE | |
10 | "<node>" | |
11 | " <interface name=\"org.freedesktop.systemd1.Job\">" | |
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12 | " <property name=\"Id\" type=\"u\" access=\"read\"/>" |
13 | " <property name=\"Unit\" type=\"(so)\" access=\"read\"/>" | |
14 | " <property name=\"Type\" type=\"s\" access=\"read\"/>" | |
15 | " <property name=\"State\" type=\"s\" access=\"read\"/>" | |
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16 | " </interface>" |
17 | BUS_PROPERTIES_INTERFACE | |
18 | BUS_INTROSPECTABLE_INTERFACE | |
19 | "</node>"; | |
20 | ||
86fbf370 LP |
21 | static int bus_job_append_state(Manager *m, DBusMessageIter *i, const char *property, void *data) { |
22 | Job *j = data; | |
23 | const char *state; | |
24 | ||
25 | assert(m); | |
26 | assert(i); | |
27 | assert(property); | |
28 | assert(j); | |
29 | ||
30 | state = job_state_to_string(j->state); | |
31 | ||
32 | if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &state)) | |
33 | return -ENOMEM; | |
34 | ||
35 | return 0; | |
36 | } | |
37 | ||
38 | static int bus_job_append_type(Manager *m, DBusMessageIter *i, const char *property, void *data) { | |
39 | Job *j = data; | |
40 | const char *type; | |
41 | ||
42 | assert(m); | |
43 | assert(i); | |
44 | assert(property); | |
45 | assert(j); | |
46 | ||
47 | type = job_type_to_string(j->type); | |
48 | ||
49 | if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &type)) | |
50 | return -ENOMEM; | |
51 | ||
52 | return 0; | |
53 | } | |
54 | ||
55 | static int bus_job_append_unit(Manager *m, DBusMessageIter *i, const char *property, void *data) { | |
56 | Job *j = data; | |
57 | DBusMessageIter sub; | |
58 | char *p; | |
59 | const char *id; | |
60 | ||
61 | assert(m); | |
62 | assert(i); | |
63 | assert(property); | |
64 | assert(j); | |
65 | ||
66 | if (!dbus_message_iter_open_container(i, DBUS_TYPE_STRUCT, NULL, &sub)) | |
67 | return -ENOMEM; | |
68 | ||
69 | if (!(p = unit_dbus_path(j->unit))) | |
70 | return -ENOMEM; | |
71 | ||
72 | id = unit_id(j->unit); | |
73 | ||
74 | if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &id) || | |
75 | !dbus_message_iter_append_basic(&sub, DBUS_TYPE_OBJECT_PATH, &p)) { | |
76 | free(p); | |
77 | return -ENOMEM; | |
78 | } | |
79 | ||
80 | free(p); | |
81 | ||
82 | if (!dbus_message_iter_close_container(i, &sub)) | |
83 | return -ENOMEM; | |
84 | ||
85 | return 0; | |
86 | } | |
87 | ||
88 | static DBusHandlerResult bus_job_message_dispatch(Job *j, DBusMessage *message) { | |
89 | ||
90 | const BusProperty properties[] = { | |
91 | { "org.freedesktop.systemd1.Job", "Id", bus_property_append_uint32, "u", &j->id }, | |
92 | { "org.freedesktop.systemd1.Job", "State", bus_job_append_state, "s", j }, | |
93 | { "org.freedesktop.systemd1.Job", "Type", bus_job_append_type, "s", j }, | |
94 | { "org.freedesktop.systemd1.Job", "Unit", bus_job_append_unit, "(so)", j }, | |
95 | { NULL, NULL, NULL, NULL, NULL } | |
96 | }; | |
97 | ||
98 | return bus_default_message_handler(j->manager, message, introspection, properties); | |
99 | } | |
100 | ||
ea430986 LP |
101 | DBusHandlerResult bus_job_message_handler(DBusConnection *connection, DBusMessage *message, void *data) { |
102 | Manager *m = data; | |
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103 | Job *j; |
104 | int r; | |
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105 | |
106 | assert(connection); | |
107 | assert(message); | |
108 | assert(m); | |
109 | ||
110 | log_debug("Got D-Bus request: %s.%s() on %s", | |
111 | dbus_message_get_interface(message), | |
112 | dbus_message_get_member(message), | |
113 | dbus_message_get_path(message)); | |
114 | ||
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115 | if ((r = manager_get_job_from_dbus_path(m, dbus_message_get_path(message), &j)) < 0) { |
116 | ||
117 | if (r == -ENOMEM) | |
118 | return DBUS_HANDLER_RESULT_NEED_MEMORY; | |
119 | ||
120 | if (r == -ENOENT) | |
121 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; | |
122 | ||
123 | return bus_send_error_reply(m, message, NULL, r); | |
124 | } | |
125 | ||
126 | return bus_job_message_dispatch(j, message); | |
ea430986 LP |
127 | } |
128 | ||
129 | const DBusObjectPathVTable bus_job_vtable = { | |
130 | .message_function = bus_job_message_handler | |
131 | }; |