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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
e331e246 | 2 | |
b5efdb8a | 3 | #include "alloc-util.h" |
a879e1a4 | 4 | #include "bus-common-errors.h" |
cf0fbc49 | 5 | #include "bus-util.h" |
6a1af3d4 | 6 | #include "networkd-link-bus.h" |
e331e246 | 7 | #include "networkd-link.h" |
23f53b99 | 8 | #include "networkd-manager.h" |
6bedfcbb | 9 | #include "parse-util.h" |
cf0fbc49 | 10 | #include "strv.h" |
e331e246 TG |
11 | |
12 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_operational_state, link_operstate, LinkOperationalState); | |
13 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_administrative_state, link_state, LinkState); | |
14 | ||
a879e1a4 YW |
15 | static int property_get_bit_rates( |
16 | sd_bus *bus, | |
17 | const char *path, | |
18 | const char *interface, | |
19 | const char *property, | |
20 | sd_bus_message *reply, | |
21 | void *userdata, | |
22 | sd_bus_error *error) { | |
23 | ||
24 | Link *link = userdata; | |
25 | Manager *manager; | |
26 | double tx, rx, interval_sec; | |
27 | ||
28 | assert(bus); | |
29 | assert(reply); | |
30 | assert(userdata); | |
31 | ||
32 | manager = link->manager; | |
33 | ||
34 | if (!manager->use_speed_meter) | |
35 | return sd_bus_error_set(error, BUS_ERROR_SPEED_METER_INACTIVE, "Speed meter is disabled."); | |
36 | ||
37 | if (manager->speed_meter_usec_old == 0) | |
38 | return sd_bus_error_set(error, BUS_ERROR_SPEED_METER_INACTIVE, "Speed meter is not active."); | |
39 | ||
40 | if (!link->stats_updated) | |
41 | return sd_bus_error_set(error, BUS_ERROR_SPEED_METER_INACTIVE, "Failed to measure bit-rates."); | |
42 | ||
43 | assert(manager->speed_meter_usec_new > manager->speed_meter_usec_old); | |
44 | interval_sec = (double) (manager->speed_meter_usec_new - manager->speed_meter_usec_old) / USEC_PER_SEC; | |
45 | ||
46 | if (link->stats_new.tx_bytes > link->stats_old.tx_bytes) | |
47 | tx = (link->stats_new.tx_bytes - link->stats_old.tx_bytes) / interval_sec; | |
48 | else | |
49 | tx = (UINT64_MAX - (link->stats_old.tx_bytes - link->stats_new.tx_bytes)) / interval_sec; | |
50 | ||
51 | if (link->stats_new.rx_bytes > link->stats_old.rx_bytes) | |
52 | rx = (link->stats_new.rx_bytes - link->stats_old.rx_bytes) / interval_sec; | |
53 | else | |
54 | rx = (UINT64_MAX - (link->stats_old.rx_bytes - link->stats_new.rx_bytes)) / interval_sec; | |
55 | ||
56 | return sd_bus_message_append(reply, "(dd)", tx, rx); | |
57 | } | |
58 | ||
e331e246 TG |
59 | const sd_bus_vtable link_vtable[] = { |
60 | SD_BUS_VTABLE_START(0), | |
61 | ||
62 | SD_BUS_PROPERTY("OperationalState", "s", property_get_operational_state, offsetof(Link, operstate), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
63 | SD_BUS_PROPERTY("AdministrativeState", "s", property_get_administrative_state, offsetof(Link, state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
a879e1a4 | 64 | SD_BUS_PROPERTY("BitRates", "(dd)", property_get_bit_rates, 0, 0), |
e331e246 TG |
65 | |
66 | SD_BUS_VTABLE_END | |
67 | }; | |
68 | ||
6a1af3d4 | 69 | char *link_bus_path(Link *link) { |
c8f5edea | 70 | _cleanup_free_ char *ifindex = NULL; |
e331e246 | 71 | char *p; |
c8f5edea | 72 | int r; |
e331e246 TG |
73 | |
74 | assert(link); | |
75 | assert(link->ifindex > 0); | |
76 | ||
c8f5edea TG |
77 | if (asprintf(&ifindex, "%d", link->ifindex) < 0) |
78 | return NULL; | |
79 | ||
80 | r = sd_bus_path_encode("/org/freedesktop/network1/link", ifindex, &p); | |
81 | if (r < 0) | |
02f50053 | 82 | return NULL; |
e331e246 TG |
83 | |
84 | return p; | |
85 | } | |
86 | ||
87 | int link_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) { | |
88 | _cleanup_strv_free_ char **l = NULL; | |
89 | Manager *m = userdata; | |
fdb90ac6 | 90 | unsigned c = 0; |
e331e246 TG |
91 | Link *link; |
92 | Iterator i; | |
e331e246 TG |
93 | |
94 | assert(bus); | |
95 | assert(path); | |
96 | assert(m); | |
97 | assert(nodes); | |
98 | ||
fdb90ac6 LP |
99 | l = new0(char*, hashmap_size(m->links) + 1); |
100 | if (!l) | |
101 | return -ENOMEM; | |
102 | ||
e331e246 TG |
103 | HASHMAP_FOREACH(link, m->links, i) { |
104 | char *p; | |
105 | ||
106 | p = link_bus_path(link); | |
107 | if (!p) | |
108 | return -ENOMEM; | |
109 | ||
fdb90ac6 | 110 | l[c++] = p; |
e331e246 TG |
111 | } |
112 | ||
fdb90ac6 | 113 | l[c] = NULL; |
ae2a15bc | 114 | *nodes = TAKE_PTR(l); |
e331e246 TG |
115 | |
116 | return 1; | |
117 | } | |
118 | ||
119 | int link_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error) { | |
c8f5edea | 120 | _cleanup_free_ char *identifier = NULL; |
e331e246 TG |
121 | Manager *m = userdata; |
122 | Link *link; | |
123 | int ifindex, r; | |
124 | ||
125 | assert(bus); | |
126 | assert(path); | |
127 | assert(interface); | |
128 | assert(m); | |
129 | assert(found); | |
130 | ||
c8f5edea | 131 | r = sd_bus_path_decode(path, "/org/freedesktop/network1/link", &identifier); |
a7f6e7e8 | 132 | if (r <= 0) |
c8f5edea TG |
133 | return 0; |
134 | ||
6ad623a3 | 135 | r = parse_ifindex(identifier, &ifindex); |
1c111814 | 136 | if (r < 0) |
e331e246 TG |
137 | return 0; |
138 | ||
139 | r = link_get(m, ifindex, &link); | |
140 | if (r < 0) | |
141 | return 0; | |
142 | ||
143 | *found = link; | |
144 | ||
145 | return 1; | |
146 | } | |
147 | ||
148 | int link_send_changed(Link *link, const char *property, ...) { | |
149 | _cleanup_free_ char *p = NULL; | |
150 | char **l; | |
151 | ||
152 | assert(link); | |
153 | assert(link->manager); | |
154 | ||
4852e159 TG |
155 | if (!link->manager->bus) |
156 | return 0; /* replace with assert when we have kdbus */ | |
157 | ||
e331e246 TG |
158 | l = strv_from_stdarg_alloca(property); |
159 | ||
160 | p = link_bus_path(link); | |
161 | if (!p) | |
162 | return -ENOMEM; | |
163 | ||
164 | return sd_bus_emit_properties_changed_strv( | |
165 | link->manager->bus, | |
166 | p, | |
167 | "org.freedesktop.network1.Link", | |
168 | l); | |
169 | } |