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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 | 11 | |
35c5a9ca YW |
12 | BUS_DEFINE_PROPERTY_GET_ENUM(property_get_operational_state, link_operstate, LinkOperationalState); |
13 | BUS_DEFINE_PROPERTY_GET_ENUM(property_get_carrier_state, link_carrier_state, LinkCarrierState); | |
14 | BUS_DEFINE_PROPERTY_GET_ENUM(property_get_address_state, link_address_state, LinkAddressState); | |
e331e246 TG |
15 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_administrative_state, link_state, LinkState); |
16 | ||
a879e1a4 YW |
17 | static int property_get_bit_rates( |
18 | sd_bus *bus, | |
19 | const char *path, | |
20 | const char *interface, | |
21 | const char *property, | |
22 | sd_bus_message *reply, | |
23 | void *userdata, | |
24 | sd_bus_error *error) { | |
25 | ||
26 | Link *link = userdata; | |
27 | Manager *manager; | |
42a63431 YW |
28 | double interval_sec; |
29 | uint64_t tx, rx; | |
a879e1a4 YW |
30 | |
31 | assert(bus); | |
32 | assert(reply); | |
33 | assert(userdata); | |
34 | ||
35 | manager = link->manager; | |
36 | ||
37 | if (!manager->use_speed_meter) | |
38 | return sd_bus_error_set(error, BUS_ERROR_SPEED_METER_INACTIVE, "Speed meter is disabled."); | |
39 | ||
40 | if (manager->speed_meter_usec_old == 0) | |
41 | return sd_bus_error_set(error, BUS_ERROR_SPEED_METER_INACTIVE, "Speed meter is not active."); | |
42 | ||
43 | if (!link->stats_updated) | |
44 | return sd_bus_error_set(error, BUS_ERROR_SPEED_METER_INACTIVE, "Failed to measure bit-rates."); | |
45 | ||
46 | assert(manager->speed_meter_usec_new > manager->speed_meter_usec_old); | |
42a63431 | 47 | interval_sec = (manager->speed_meter_usec_new - manager->speed_meter_usec_old) / USEC_PER_SEC; |
a879e1a4 YW |
48 | |
49 | if (link->stats_new.tx_bytes > link->stats_old.tx_bytes) | |
42a63431 | 50 | tx = (uint64_t) ((link->stats_new.tx_bytes - link->stats_old.tx_bytes) / interval_sec); |
a879e1a4 | 51 | else |
42a63431 | 52 | tx = (uint64_t) ((UINT64_MAX - (link->stats_old.tx_bytes - link->stats_new.tx_bytes)) / interval_sec); |
a879e1a4 YW |
53 | |
54 | if (link->stats_new.rx_bytes > link->stats_old.rx_bytes) | |
42a63431 | 55 | rx = (uint64_t) ((link->stats_new.rx_bytes - link->stats_old.rx_bytes) / interval_sec); |
a879e1a4 | 56 | else |
42a63431 | 57 | rx = (uint64_t) ((UINT64_MAX - (link->stats_old.rx_bytes - link->stats_new.rx_bytes)) / interval_sec); |
a879e1a4 | 58 | |
42a63431 | 59 | return sd_bus_message_append(reply, "(tt)", tx, rx); |
a879e1a4 YW |
60 | } |
61 | ||
e331e246 TG |
62 | const sd_bus_vtable link_vtable[] = { |
63 | SD_BUS_VTABLE_START(0), | |
64 | ||
65 | SD_BUS_PROPERTY("OperationalState", "s", property_get_operational_state, offsetof(Link, operstate), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
35c5a9ca YW |
66 | SD_BUS_PROPERTY("CarrierState", "s", property_get_carrier_state, offsetof(Link, carrier_state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
67 | SD_BUS_PROPERTY("AddressState", "s", property_get_address_state, offsetof(Link, address_state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
e331e246 | 68 | SD_BUS_PROPERTY("AdministrativeState", "s", property_get_administrative_state, offsetof(Link, state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
42a63431 | 69 | SD_BUS_PROPERTY("BitRates", "(tt)", property_get_bit_rates, 0, 0), |
e331e246 TG |
70 | |
71 | SD_BUS_VTABLE_END | |
72 | }; | |
73 | ||
6a1af3d4 | 74 | char *link_bus_path(Link *link) { |
c8f5edea | 75 | _cleanup_free_ char *ifindex = NULL; |
e331e246 | 76 | char *p; |
c8f5edea | 77 | int r; |
e331e246 TG |
78 | |
79 | assert(link); | |
80 | assert(link->ifindex > 0); | |
81 | ||
c8f5edea TG |
82 | if (asprintf(&ifindex, "%d", link->ifindex) < 0) |
83 | return NULL; | |
84 | ||
85 | r = sd_bus_path_encode("/org/freedesktop/network1/link", ifindex, &p); | |
86 | if (r < 0) | |
02f50053 | 87 | return NULL; |
e331e246 TG |
88 | |
89 | return p; | |
90 | } | |
91 | ||
92 | int link_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) { | |
93 | _cleanup_strv_free_ char **l = NULL; | |
94 | Manager *m = userdata; | |
fdb90ac6 | 95 | unsigned c = 0; |
e331e246 TG |
96 | Link *link; |
97 | Iterator i; | |
e331e246 TG |
98 | |
99 | assert(bus); | |
100 | assert(path); | |
101 | assert(m); | |
102 | assert(nodes); | |
103 | ||
fdb90ac6 LP |
104 | l = new0(char*, hashmap_size(m->links) + 1); |
105 | if (!l) | |
106 | return -ENOMEM; | |
107 | ||
e331e246 TG |
108 | HASHMAP_FOREACH(link, m->links, i) { |
109 | char *p; | |
110 | ||
111 | p = link_bus_path(link); | |
112 | if (!p) | |
113 | return -ENOMEM; | |
114 | ||
fdb90ac6 | 115 | l[c++] = p; |
e331e246 TG |
116 | } |
117 | ||
fdb90ac6 | 118 | l[c] = NULL; |
ae2a15bc | 119 | *nodes = TAKE_PTR(l); |
e331e246 TG |
120 | |
121 | return 1; | |
122 | } | |
123 | ||
124 | int link_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error) { | |
c8f5edea | 125 | _cleanup_free_ char *identifier = NULL; |
e331e246 TG |
126 | Manager *m = userdata; |
127 | Link *link; | |
128 | int ifindex, r; | |
129 | ||
130 | assert(bus); | |
131 | assert(path); | |
132 | assert(interface); | |
133 | assert(m); | |
134 | assert(found); | |
135 | ||
c8f5edea | 136 | r = sd_bus_path_decode(path, "/org/freedesktop/network1/link", &identifier); |
a7f6e7e8 | 137 | if (r <= 0) |
c8f5edea TG |
138 | return 0; |
139 | ||
6ad623a3 | 140 | r = parse_ifindex(identifier, &ifindex); |
1c111814 | 141 | if (r < 0) |
e331e246 TG |
142 | return 0; |
143 | ||
144 | r = link_get(m, ifindex, &link); | |
145 | if (r < 0) | |
146 | return 0; | |
147 | ||
148 | *found = link; | |
149 | ||
150 | return 1; | |
151 | } | |
152 | ||
aa3108f6 | 153 | int link_send_changed_strv(Link *link, char **properties) { |
e331e246 | 154 | _cleanup_free_ char *p = NULL; |
e331e246 TG |
155 | |
156 | assert(link); | |
157 | assert(link->manager); | |
aa3108f6 | 158 | assert(properties); |
e331e246 | 159 | |
4852e159 | 160 | if (!link->manager->bus) |
aa3108f6 | 161 | return 0; |
e331e246 TG |
162 | |
163 | p = link_bus_path(link); | |
164 | if (!p) | |
165 | return -ENOMEM; | |
166 | ||
167 | return sd_bus_emit_properties_changed_strv( | |
168 | link->manager->bus, | |
169 | p, | |
170 | "org.freedesktop.network1.Link", | |
aa3108f6 YW |
171 | properties); |
172 | } | |
173 | ||
174 | int link_send_changed(Link *link, const char *property, ...) { | |
175 | char **properties; | |
176 | ||
177 | properties = strv_from_stdarg_alloca(property); | |
178 | ||
179 | return link_send_changed_strv(link, properties); | |
e331e246 | 180 | } |