+/* SPDX-License-Identifier: LGPL-2.1+ */
/***
This file is part of systemd.
if (!link->network)
return;
- if (!link->static_configured)
+ if (!link->static_routes_configured)
+ return;
+
+ if (!link->routing_policy_rules_configured)
return;
if (link_ipv4ll_enabled(link))
!link->ipv4ll_route)
return;
- if (link_ipv6ll_enabled(link))
- if (in_addr_is_null(AF_INET6, (const union in_addr_union*) &link->ipv6ll_address) > 0)
- return;
+ if (!link->network->bridge) {
- if ((link_dhcp4_enabled(link) && !link_dhcp6_enabled(link) &&
- !link->dhcp4_configured) ||
- (link_dhcp6_enabled(link) && !link_dhcp4_enabled(link) &&
- !link->dhcp6_configured) ||
- (link_dhcp4_enabled(link) && link_dhcp6_enabled(link) &&
- !link->dhcp4_configured && !link->dhcp6_configured))
- return;
+ if (link_ipv6ll_enabled(link))
+ if (in_addr_is_null(AF_INET6, (const union in_addr_union*) &link->ipv6ll_address) > 0)
+ return;
- if (link_ipv6_accept_ra_enabled(link) && !link->ndisc_configured)
- return;
+ if ((link_dhcp4_enabled(link) && !link_dhcp6_enabled(link) &&
+ !link->dhcp4_configured) ||
+ (link_dhcp6_enabled(link) && !link_dhcp4_enabled(link) &&
+ !link->dhcp6_configured) ||
+ (link_dhcp4_enabled(link) && link_dhcp6_enabled(link) &&
+ !link->dhcp4_configured && !link->dhcp6_configured))
+ return;
+
+ if (link_ipv6_accept_ra_enabled(link) && !link->ndisc_configured)
+ return;
+ }
SET_FOREACH(a, link->addresses, i)
if (!address_is_ready(a))
return;
}
+static int link_set_routing_policy_rule(Link *link) {
+ RoutingPolicyRule *rule, *rrule = NULL;
+ int r;
+
+ assert(link);
+ assert(link->network);
+
+ LIST_FOREACH(rules, rule, link->network->rules) {
+ r = routing_policy_rule_get(link->manager, rule->family, &rule->from, rule->from_prefixlen, &rule->to,
+ rule->to_prefixlen, rule->tos, rule->fwmark, rule->table, rule->iif, rule->oif, &rrule);
+ if (r == 1) {
+ (void) routing_policy_rule_make_local(link->manager, rrule);
+ continue;
+ }
+
+ r = routing_policy_rule_configure(rule, link, link_routing_policy_rule_handler, false);
+ if (r < 0) {
+ log_link_warning_errno(link, r, "Could not set routing policy rules: %m");
+ link_enter_failed(link);
+ return r;
+ }
+
+ link->routing_policy_rule_messages++;
+ }
+
+ routing_policy_rule_purge(link->manager, link);
+ if (link->routing_policy_rule_messages == 0) {
+ link->routing_policy_rules_configured = true;
+ link_check_ready(link);
+ } else
+ log_link_debug(link, "Setting routing policy rules");
+
+ return 0;
+}
+
static int route_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
_cleanup_link_unref_ Link *link = userdata;
int r;
- assert(link->link_messages > 0);
+ assert(link->route_messages > 0);
assert(IN_SET(link->state, LINK_STATE_SETTING_ADDRESSES,
LINK_STATE_SETTING_ROUTES, LINK_STATE_FAILED,
LINK_STATE_LINGER));
- link->link_messages--;
+ link->route_messages--;
if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
return 1;
if (r < 0 && r != -EEXIST)
log_link_warning_errno(link, r, "Could not set route: %m");
- if (link->link_messages == 0) {
+ if (link->route_messages == 0) {
log_link_debug(link, "Routes set");
- link->static_configured = true;
+ link->static_routes_configured = true;
link_check_ready(link);
}
return r;
}
- link->link_messages++;
+ link->route_messages++;
}
- if (link->link_messages == 0) {
- link->static_configured = true;
+ (void) link_set_routing_policy_rule(link);
+
+ if (link->route_messages == 0) {
+ link->static_routes_configured = true;
link_check_ready(link);
} else
log_link_debug(link, "Setting routes");
assert(m);
assert(link);
assert(link->ifname);
- assert(link->link_messages > 0);
+ assert(link->address_messages > 0);
assert(IN_SET(link->state, LINK_STATE_SETTING_ADDRESSES,
LINK_STATE_FAILED, LINK_STATE_LINGER));
- link->link_messages--;
+ link->address_messages--;
if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
return 1;
else if (r >= 0)
manager_rtnl_process_address(rtnl, m, link->manager);
- if (link->link_messages == 0) {
+ if (link->address_messages == 0) {
log_link_debug(link, "Addresses set");
link_enter_set_routes(link);
}
assert(m);
assert(link);
assert(link->ifname);
- assert(link->link_messages > 0);
+ assert(link->address_label_messages > 0);
- link->link_messages--;
+ link->address_label_messages--;
if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
return 1;
else if (r >= 0)
manager_rtnl_process_address(rtnl, m, link->manager);
- if (link->link_messages == 0) {
+ if (link->address_label_messages == 0)
log_link_debug(link, "Addresses label set");
- link_enter_set_routes(link);
- }
return 1;
}
}
static int link_enter_set_addresses(Link *link) {
- RoutingPolicyRule *rule, *rrule = NULL;
AddressLabel *label;
Address *ad;
int r;
return r;
}
- link->link_messages++;
+ link->address_messages++;
}
LIST_FOREACH(labels, label, link->network->address_labels) {
return r;
}
- link->link_messages++;
+ link->address_label_messages++;
}
- LIST_FOREACH(rules, rule, link->network->rules) {
- r = routing_policy_rule_get(link->manager, rule->family, &rule->from, rule->from_prefixlen, &rule->to,
- rule->to_prefixlen, rule->tos, rule->fwmark, rule->table, &rrule);
- if (r == 1) {
- (void) routing_policy_rule_make_local(link->manager, rrule);
- continue;
- }
-
- r = routing_policy_rule_configure(rule, link, link_routing_policy_rule_handler, false);
- if (r < 0) {
- log_link_warning_errno(link, r, "Could not set routing policy rules: %m");
- link_enter_failed(link);
- return r;
- }
-
- link->link_messages++;
- }
-
- routing_policy_rule_purge(link->manager, link);
-
/* now that we can figure out a default address for the dhcp server,
start it */
if (link_dhcp4_server_enabled(link)) {
log_link_debug(link, "Offering DHCPv4 leases");
}
- if (link->link_messages == 0)
+ if (link->address_messages == 0)
link_enter_set_routes(link);
else
log_link_debug(link, "Setting addresses");
if (r < 0)
return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
+ link->setting_mtu = true;
+
link_ref(link);
return 0;
assert(link);
+ if (link->setting_mtu) {
+ link->setting_mtu = false;
+ return 0;
+ }
+
r = link_acquire_ipv4_conf(link);
if (r < 0)
return r;
HASHMAP_FOREACH(netdev, link->network->stacked_netdevs, i) {
+ if (netdev->ifindex > 0) {
+ link_joined(link);
+ continue;
+ }
+
log_struct(LOG_DEBUG,
LOG_LINK_INTERFACE(link),
LOG_NETDEV_INTERFACE(netdev),
}
if (link_dhcp4_enabled(link)) {
+ r = dhcp4_set_promote_secondaries(link);
+ if (r < 0)
+ return r;
+
r = dhcp4_configure(link);
if (r < 0)
return r;
return r;
r = sd_netlink_call_async(link->manager->rtnl, req,
- link_initialized_and_synced, link, 0, NULL);
+ link_initialized_and_synced, link, 0, NULL);
if (r < 0)
return r;
assert(link);
+ /* Some devices reset itself while setting the MTU. This causes the DHCP client fall into a loop.
+ setting_mtu keep track whether the device got reset because of setting MTU and does not drop the
+ configuration and stop the clients as well. */
+ if (link->setting_mtu)
+ return 0;
+
r = link_stop_clients(link);
if (r < 0) {
link_enter_failed(link);
r = sd_netlink_message_read_string(m, IFLA_IFNAME, &ifname);
if (r >= 0 && !streq(ifname, link->ifname)) {
- log_link_info(link, "Renamed to %s", ifname);
+ log_link_info(link, "Interface name change detected, %s has been renamed to %s.", link->ifname, ifname);
link_free_carrier_maps(link);
ARPHRD_ETHER,
(const uint8_t *)&link->mac,
sizeof(link->mac));
- if(r < 0)
+ if (r < 0)
return log_link_warning_errno(link, r, "Could not update MAC client id in DHCP client: %m");
break;
default:
char **dhcp_domains = NULL;
unsigned j;
+ fprintf(f, "REQUIRED_FOR_ONLINE=%s\n",
+ yes_no(link->network->required_for_online));
+
if (link->dhcp6_client) {
r = sd_dhcp6_client_get_lease(link->dhcp6_client, &dhcp6_lease);
if (r < 0 && r != -ENOMSG)
projects / thirdparty / systemd.git / blobdiff