/* SPDX-License-Identifier: LGPL-2.1+ */
-/***
- This file is part of systemd.
-
- Copyright 2017 Susant Sahani
-***/
#include <net/if.h>
#include <linux/if_addrlabel.h>
#include "parse-util.h"
#include "socket-util.h"
-int address_label_new(AddressLabel **ret) {
- _cleanup_address_label_free_ AddressLabel *addrlabel = NULL;
-
- addrlabel = new0(AddressLabel, 1);
- if (!addrlabel)
- return -ENOMEM;
-
- *ret = TAKE_PTR(addrlabel);
-
- return 0;
-}
-
void address_label_free(AddressLabel *label) {
if (!label)
return;
}
static int address_label_new_static(Network *network, const char *filename, unsigned section_line, AddressLabel **ret) {
- _cleanup_network_config_section_free_ NetworkConfigSection *n = NULL;
- _cleanup_address_label_free_ AddressLabel *label = NULL;
+ _cleanup_(network_config_section_freep) NetworkConfigSection *n = NULL;
+ _cleanup_(address_label_freep) AddressLabel *label = NULL;
int r;
assert(network);
assert(ret);
assert(!!filename == (section_line > 0));
- r = network_config_section_new(filename, section_line, &n);
- if (r < 0)
- return r;
+ if (filename) {
+ r = network_config_section_new(filename, section_line, &n);
+ if (r < 0)
+ return r;
- label = hashmap_get(network->address_labels_by_section, n);
- if (label) {
- *ret = TAKE_PTR(label);
+ label = hashmap_get(network->address_labels_by_section, n);
+ if (label) {
+ *ret = TAKE_PTR(label);
- return 0;
+ return 0;
+ }
}
- r = address_label_new(&label);
- if (r < 0)
- return r;
+ label = new(AddressLabel, 1);
+ if (!label)
+ return -ENOMEM;
- label->section = TAKE_PTR(n);
+ *label = (AddressLabel) {
+ .network = network,
+ };
- r = hashmap_put(network->address_labels_by_section, label->section, label);
- if (r < 0)
- return r;
-
- label->network = network;
LIST_APPEND(labels, network->address_labels, label);
network->n_address_labels++;
+ if (filename) {
+ label->section = TAKE_PTR(n);
+
+ r = hashmap_ensure_allocated(&network->address_labels_by_section, &network_config_hash_ops);
+ if (r < 0)
+ return r;
+
+ r = hashmap_put(network->address_labels_by_section, label->section, label);
+ if (r < 0)
+ return r;
+ }
+
*ret = TAKE_PTR(label);
return 0;
}
+static int address_label_handler(sd_netlink *rtnl, sd_netlink_message *m, Link *link) {
+ int r;
+
+ assert(rtnl);
+ assert(m);
+ assert(link);
+ assert(link->ifname);
+ assert(link->address_label_messages > 0);
+
+ link->address_label_messages--;
+
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
+ return 1;
+
+ r = sd_netlink_message_get_errno(m);
+ if (r < 0 && r != -EEXIST)
+ log_link_warning_errno(link, r, "could not set address label: %m");
+ else if (r >= 0)
+ manager_rtnl_process_address(rtnl, m, link->manager);
+
+ if (link->address_label_messages == 0)
+ log_link_debug(link, "Addresses label set");
+
+ return 1;
+}
+
int address_label_configure(
AddressLabel *label,
Link *link,
- sd_netlink_message_handler_t callback,
+ link_netlink_message_handler_t callback,
bool update) {
_cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL;
if (r < 0)
return log_error_errno(r, "Could not append IFA_ADDRESS attribute: %m");
- r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+ r = netlink_call_async(link->manager->rtnl, NULL, req,
+ callback ?: address_label_handler,
+ link_netlink_destroy_callback, link);
if (r < 0)
return log_error_errno(r, "Could not send rtnetlink message: %m");
void *data,
void *userdata) {
- _cleanup_address_label_free_ AddressLabel *n = NULL;
+ _cleanup_(address_label_free_or_set_invalidp) AddressLabel *n = NULL;
Network *network = userdata;
int r;
void *data,
void *userdata) {
- _cleanup_address_label_free_ AddressLabel *n = NULL;
+ _cleanup_(address_label_free_or_set_invalidp) AddressLabel *n = NULL;
Network *network = userdata;
uint32_t k;
int r;
}
if (k == 0xffffffffUL) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Adress label is invalid, ignoring: %s", rvalue);
+ log_syntax(unit, LOG_ERR, filename, line, r, "Address label is invalid, ignoring: %s", rvalue);
return 0;
}