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Commit | Line | Data |
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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
a016b922 | 2 | |
9ca16f6f | 3 | #include "bus-get-properties.h" |
4ad49000 | 4 | #include "dbus-cgroup.h" |
4ad49000 | 5 | #include "dbus-slice.h" |
9ca16f6f | 6 | #include "dbus-util.h" |
cf0fbc49 | 7 | #include "slice.h" |
836e4e7e | 8 | #include "string-util.h" |
cf0fbc49 | 9 | #include "unit.h" |
a016b922 | 10 | |
9ca16f6f LP |
11 | static int property_get_currently_active( |
12 | sd_bus *bus, | |
13 | const char *path, | |
14 | const char *interface, | |
15 | const char *property, | |
16 | sd_bus_message *reply, | |
17 | void *userdata, | |
18 | sd_bus_error *error) { | |
19 | ||
20 | Slice *s = ASSERT_PTR(userdata); | |
21 | ||
22 | assert(bus); | |
23 | assert(reply); | |
24 | ||
25 | return sd_bus_message_append( | |
26 | reply, | |
27 | "u", | |
28 | (uint32_t) slice_get_currently_active(s, /* ignore= */ NULL, /* with_pending= */ false)); | |
29 | } | |
30 | ||
718db961 LP |
31 | const sd_bus_vtable bus_slice_vtable[] = { |
32 | SD_BUS_VTABLE_START(0), | |
9ca16f6f LP |
33 | /* The following are currently constant, but we should change that eventually (i.e. open them up via |
34 | * systemctl set-property), hence they aren't marked as constant */ | |
35 | SD_BUS_PROPERTY("ConcurrencyHardMax", "u", bus_property_get_unsigned, offsetof(Slice, concurrency_hard_max), 0), | |
36 | SD_BUS_PROPERTY("ConcurrencySoftMax", "u", bus_property_get_unsigned, offsetof(Slice, concurrency_soft_max), 0), | |
37 | SD_BUS_PROPERTY("NCurrentlyActive", "u", property_get_currently_active, 0, 0), | |
718db961 LP |
38 | SD_BUS_VTABLE_END |
39 | }; | |
8e2af478 | 40 | |
9ca16f6f LP |
41 | static int bus_slice_set_transient_property( |
42 | Slice *s, | |
43 | const char *name, | |
44 | sd_bus_message *message, | |
45 | UnitWriteFlags flags, | |
46 | sd_bus_error *error) { | |
47 | ||
48 | Unit *u = UNIT(s); | |
49 | ||
50 | assert(s); | |
51 | assert(name); | |
52 | assert(message); | |
53 | ||
54 | flags |= UNIT_PRIVATE; | |
55 | ||
56 | if (streq(name, "ConcurrencyHardMax")) | |
57 | return bus_set_transient_unsigned(u, name, &s->concurrency_hard_max, message, flags, error); | |
58 | ||
59 | if (streq(name, "ConcurrencySoftMax")) | |
60 | return bus_set_transient_unsigned(u, name, &s->concurrency_soft_max, message, flags, error); | |
61 | ||
62 | return 0; | |
63 | } | |
64 | ||
8e2af478 LP |
65 | int bus_slice_set_property( |
66 | Unit *u, | |
67 | const char *name, | |
718db961 | 68 | sd_bus_message *message, |
2e59b241 | 69 | UnitWriteFlags flags, |
718db961 | 70 | sd_bus_error *error) { |
8e2af478 LP |
71 | |
72 | Slice *s = SLICE(u); | |
9ca16f6f | 73 | int r; |
8e2af478 LP |
74 | |
75 | assert(name); | |
76 | assert(u); | |
8e2af478 | 77 | |
9ca16f6f LP |
78 | r = bus_cgroup_set_property(u, &s->cgroup_context, name, message, flags, error); |
79 | if (r != 0) | |
80 | return r; | |
81 | ||
82 | if (u->transient && u->load_state == UNIT_STUB) { | |
83 | /* This is a transient unit, let's allow a little more */ | |
84 | ||
85 | r = bus_slice_set_transient_property(s, name, message, flags, error); | |
86 | if (r != 0) | |
87 | return r; | |
88 | } | |
89 | ||
90 | return 0; | |
8e2af478 LP |
91 | } |
92 | ||
93 | int bus_slice_commit_properties(Unit *u) { | |
94 | assert(u); | |
95 | ||
8d178f70 | 96 | (void) unit_realize_cgroup(u); |
bc432dc7 | 97 | |
8e2af478 LP |
98 | return 0; |
99 | } |