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Diffstat (limited to 'src/network/networkd-dhcp6.c')
-rw-r--r--src/network/networkd-dhcp6.c265
1 files changed, 0 insertions, 265 deletions
diff --git a/src/network/networkd-dhcp6.c b/src/network/networkd-dhcp6.c
deleted file mode 100644
index 15acf56a5f..0000000000
--- a/src/network/networkd-dhcp6.c
+++ /dev/null
@@ -1,265 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright (C) 2014 Intel Corporation. All rights reserved.
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <netinet/ether.h>
-#include <linux/if.h>
-
-#include "sd-dhcp6-client.h"
-
-#include "network-internal.h"
-#include "networkd.h"
-
-static int dhcp6_lease_address_acquired(sd_dhcp6_client *client, Link *link);
-
-static int dhcp6_lease_information_acquired(sd_dhcp6_client *client,
- Link *link) {
- return 0;
-}
-
-static int dhcp6_address_handler(sd_netlink *rtnl, sd_netlink_message *m,
- void *userdata) {
- _cleanup_link_unref_ Link *link = userdata;
- int r;
-
- assert(link);
-
- r = sd_netlink_message_get_errno(m);
- if (r < 0 && r != -EEXIST) {
- if (link->rtnl_extended_attrs) {
- log_link_warning(link, "Could not set extended netlink attributes, reverting to fallback mechanism");
-
- link->rtnl_extended_attrs = false;
- dhcp6_lease_address_acquired(link->dhcp6_client, link);
-
- return 1;
- }
-
- log_link_error_errno(link, r, "Could not set DHCPv6 address: %m");
-
- link_enter_failed(link);
-
- } else if (r >= 0)
- manager_rtnl_process_address(rtnl, m, link->manager);
-
- return 1;
-}
-
-static int dhcp6_address_change(
- Link *link,
- struct in6_addr *ip6_addr,
- uint32_t lifetime_preferred,
- uint32_t lifetime_valid) {
-
- _cleanup_address_free_ Address *addr = NULL;
- char buffer[INET6_ADDRSTRLEN];
- int r;
-
- r = address_new(&addr);
- if (r < 0)
- return r;
-
- addr->family = AF_INET6;
- memcpy(&addr->in_addr.in6, ip6_addr, sizeof(*ip6_addr));
-
- addr->flags = IFA_F_NOPREFIXROUTE;
- addr->prefixlen = 128;
-
- addr->cinfo.ifa_prefered = lifetime_preferred;
- addr->cinfo.ifa_valid = lifetime_valid;
-
- log_link_info(link,
- "DHCPv6 address %s/%d timeout preferred %d valid %d",
- inet_ntop(AF_INET6, &addr->in_addr.in6, buffer, sizeof(buffer)),
- addr->prefixlen, lifetime_preferred, lifetime_valid);
-
- r = address_configure(addr, link, dhcp6_address_handler, true);
- if (r < 0)
- log_link_warning_errno(link, r, "Could not assign DHCPv6 address: %m");
-
- return r;
-}
-
-static int dhcp6_lease_address_acquired(sd_dhcp6_client *client, Link *link) {
- int r;
- sd_dhcp6_lease *lease;
- struct in6_addr ip6_addr;
- uint32_t lifetime_preferred, lifetime_valid;
-
- r = sd_dhcp6_client_get_lease(client, &lease);
- if (r < 0)
- return r;
-
- sd_dhcp6_lease_reset_address_iter(lease);
-
- while (sd_dhcp6_lease_get_address(lease, &ip6_addr,
- &lifetime_preferred,
- &lifetime_valid) >= 0) {
-
- r = dhcp6_address_change(link, &ip6_addr, lifetime_preferred, lifetime_valid);
- if (r < 0)
- return r;
- }
-
- return 0;
-}
-
-static void dhcp6_handler(sd_dhcp6_client *client, int event, void *userdata) {
- int r;
- Link *link = userdata;
-
- assert(link);
- assert(link->network);
- assert(link->manager);
-
- if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
- return;
-
- switch(event) {
- case SD_DHCP6_CLIENT_EVENT_STOP:
- case SD_DHCP6_CLIENT_EVENT_RESEND_EXPIRE:
- case SD_DHCP6_CLIENT_EVENT_RETRANS_MAX:
- if (sd_dhcp6_client_get_lease(client, NULL) >= 0)
- log_link_warning(link, "DHCPv6 lease lost");
-
- link->dhcp6_configured = false;
- break;
-
- case SD_DHCP6_CLIENT_EVENT_IP_ACQUIRE:
- r = dhcp6_lease_address_acquired(client, link);
- if (r < 0) {
- link_enter_failed(link);
- return;
- }
-
- /* fall through */
- case SD_DHCP6_CLIENT_EVENT_INFORMATION_REQUEST:
- r = dhcp6_lease_information_acquired(client, link);
- if (r < 0) {
- link_enter_failed(link);
- return;
- }
-
- link->dhcp6_configured = true;
- break;
-
- default:
- if (event < 0)
- log_link_warning_errno(link, event, "DHCPv6 error: %m");
- else
- log_link_warning(link, "DHCPv6 unknown event: %d", event);
- return;
- }
-
- link_check_ready(link);
-}
-
-int dhcp6_request_address(Link *link, int ir) {
- int r, inf_req;
- bool running;
-
- assert(link);
- assert(link->dhcp6_client);
- assert(in_addr_is_link_local(AF_INET6, (const union in_addr_union*)&link->ipv6ll_address) > 0);
-
- r = sd_dhcp6_client_is_running(link->dhcp6_client);
- if (r < 0)
- return r;
- else
- running = !!r;
-
- if (running) {
- r = sd_dhcp6_client_get_information_request(link->dhcp6_client, &inf_req);
- if (r < 0)
- return r;
-
- if (inf_req == ir)
- return 0;
-
- r = sd_dhcp6_client_stop(link->dhcp6_client);
- if (r < 0)
- return r;
- } else {
- r = sd_dhcp6_client_set_local_address(link->dhcp6_client, &link->ipv6ll_address);
- if (r < 0)
- return r;
- }
-
- r = sd_dhcp6_client_set_information_request(link->dhcp6_client, ir);
- if (r < 0)
- return r;
-
- r = sd_dhcp6_client_start(link->dhcp6_client);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int dhcp6_configure(Link *link) {
- sd_dhcp6_client *client = NULL;
- int r;
- const DUID *duid;
-
- assert(link);
-
- if (link->dhcp6_client)
- return 0;
-
- r = sd_dhcp6_client_new(&client);
- if (r < 0)
- return r;
-
- r = sd_dhcp6_client_attach_event(client, NULL, 0);
- if (r < 0)
- goto error;
-
- r = sd_dhcp6_client_set_mac(client,
- (const uint8_t *) &link->mac,
- sizeof (link->mac), ARPHRD_ETHER);
- if (r < 0)
- goto error;
-
- r = sd_dhcp6_client_set_iaid(client, link->network->iaid);
- if (r < 0)
- goto error;
-
- duid = link_duid(link);
- r = sd_dhcp6_client_set_duid(client,
- duid->type,
- duid->raw_data_len > 0 ? duid->raw_data : NULL,
- duid->raw_data_len);
- if (r < 0)
- goto error;
-
- r = sd_dhcp6_client_set_ifindex(client, link->ifindex);
- if (r < 0)
- goto error;
-
- r = sd_dhcp6_client_set_callback(client, dhcp6_handler, link);
- if (r < 0)
- goto error;
-
- link->dhcp6_client = client;
-
- return 0;
-
-error:
- sd_dhcp6_client_unref(client);
- return r;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 10:56:18 +0000