-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
/***
This file is part of systemd.
#include <netinet/ether.h>
#include <linux/if.h>
+#include "alloc-util.h"
+#include "dhcp-lease-internal.h"
#include "hostname-util.h"
-#include "networkd-link.h"
#include "network-internal.h"
-#include "dhcp-lease-internal.h"
+#include "networkd-link.h"
static int dhcp4_route_handler(sd_netlink *rtnl, sd_netlink_message *m,
void *userdata) {
int r;
assert(link);
- assert(link->dhcp4_messages);
+ assert(link->dhcp4_messages > 0);
- link->dhcp4_messages --;
+ link->dhcp4_messages--;
r = sd_netlink_message_get_errno(m);
if (r < 0 && r != -EEXIST) {
link_enter_failed(link);
}
- if (!link->dhcp4_messages) {
+ if (link->dhcp4_messages == 0) {
link->dhcp4_configured = true;
- link_client_handler(link);
+ link_check_ready(link);
}
return 1;
static int link_set_dhcp_routes(Link *link) {
struct in_addr gateway;
- struct sd_dhcp_route *static_routes;
+ _cleanup_free_ sd_dhcp_route **static_routes = NULL;
int r, n, i;
assert(link);
if (r < 0)
return log_link_warning_errno(link, r, "DHCP error: could not get address: %m");
- r = route_new_dynamic(&route, RTPROT_DHCP);
+ r = route_new(&route);
if (r < 0)
return log_link_error_errno(link, r, "Could not allocate route: %m");
- r = route_new_dynamic(&route_gw, RTPROT_DHCP);
+ route->protocol = RTPROT_DHCP;
+
+ r = route_new(&route_gw);
if (r < 0)
return log_link_error_errno(link, r, "Could not allocate route: %m");
* route for the gw host so that we can route no matter the
* netmask or existing kernel route tables. */
route_gw->family = AF_INET;
- route_gw->dst_addr.in = gateway;
+ route_gw->dst.in = gateway;
route_gw->dst_prefixlen = 32;
- route_gw->prefsrc_addr.in = address;
+ route_gw->prefsrc.in = address;
route_gw->scope = RT_SCOPE_LINK;
- route_gw->metrics = link->network->dhcp_route_metric;
+ route_gw->protocol = RTPROT_DHCP;
+ route_gw->priority = link->network->dhcp_route_metric;
r = route_configure(route_gw, link, &dhcp4_route_handler);
if (r < 0)
return log_link_warning_errno(link, r, "Could not set host route: %m");
- link->dhcp4_messages ++;
+ link->dhcp4_messages++;
route->family = AF_INET;
- route->in_addr.in = gateway;
- route->prefsrc_addr.in = address;
- route->metrics = link->network->dhcp_route_metric;
+ route->gw.in = gateway;
+ route->prefsrc.in = address;
+ route->priority = link->network->dhcp_route_metric;
r = route_configure(route, link, &dhcp4_route_handler);
if (r < 0) {
return r;
}
- link->dhcp4_messages ++;
+ link->dhcp4_messages++;
}
n = sd_dhcp_lease_get_routes(link->dhcp_lease, &static_routes);
for (i = 0; i < n; i++) {
_cleanup_route_free_ Route *route = NULL;
- r = route_new_dynamic(&route, RTPROT_DHCP);
+ r = route_new(&route);
if (r < 0)
return log_link_error_errno(link, r, "Could not allocate route: %m");
route->family = AF_INET;
- route->in_addr.in = static_routes[i].gw_addr;
- route->dst_addr.in = static_routes[i].dst_addr;
- route->dst_prefixlen = static_routes[i].dst_prefixlen;
- route->metrics = link->network->dhcp_route_metric;
+ route->protocol = RTPROT_DHCP;
+ assert_se(sd_dhcp_route_get_gateway(static_routes[i], &route->gw.in) >= 0);
+ assert_se(sd_dhcp_route_get_destination(static_routes[i], &route->dst.in) >= 0);
+ assert_se(sd_dhcp_route_get_destination_prefix_length(static_routes[i], &route->dst_prefixlen) >= 0);
+ route->priority = link->network->dhcp_route_metric;
r = route_configure(route, link, &dhcp4_route_handler);
if (r < 0)
return log_link_warning_errno(link, r, "Could not set host route: %m");
- link->dhcp4_messages ++;
+ link->dhcp4_messages++;
}
return 0;
log_link_warning(link, "DHCP lease lost");
- if (link->network->dhcp_routes) {
- struct sd_dhcp_route *routes;
+ if (link->network->dhcp_use_routes) {
+ _cleanup_free_ sd_dhcp_route **routes = NULL;
int n, i;
n = sd_dhcp_lease_get_routes(link->dhcp_lease, &routes);
for (i = 0; i < n; i++) {
_cleanup_route_free_ Route *route = NULL;
- r = route_new_dynamic(&route, RTPROT_UNSPEC);
+ r = route_new(&route);
if (r >= 0) {
route->family = AF_INET;
- route->in_addr.in = routes[i].gw_addr;
- route->dst_addr.in = routes[i].dst_addr;
- route->dst_prefixlen = routes[i].dst_prefixlen;
+ assert_se(sd_dhcp_route_get_gateway(routes[i], &route->gw.in) >= 0);
+ assert_se(sd_dhcp_route_get_destination(routes[i], &route->dst.in) >= 0);
+ assert_se(sd_dhcp_route_get_destination_prefix_length(routes[i], &route->dst_prefixlen) >= 0);
- route_drop(route, link,
- &link_route_drop_handler);
+ route_remove(route, link,
+ &link_route_remove_handler);
}
}
}
}
- r = address_new_dynamic(&address);
+ r = address_new(&address);
if (r >= 0) {
r = sd_dhcp_lease_get_router(link->dhcp_lease, &gateway);
if (r >= 0) {
_cleanup_route_free_ Route *route_gw = NULL;
_cleanup_route_free_ Route *route = NULL;
- r = route_new_dynamic(&route_gw, RTPROT_UNSPEC);
+ r = route_new(&route_gw);
if (r >= 0) {
route_gw->family = AF_INET;
- route_gw->dst_addr.in = gateway;
+ route_gw->dst.in = gateway;
route_gw->dst_prefixlen = 32;
route_gw->scope = RT_SCOPE_LINK;
- route_drop(route_gw, link,
- &link_route_drop_handler);
+ route_remove(route_gw, link,
+ &link_route_remove_handler);
}
- r = route_new_dynamic(&route, RTPROT_UNSPEC);
+ r = route_new(&route);
if (r >= 0) {
route->family = AF_INET;
- route->in_addr.in = gateway;
+ route->gw.in = gateway;
- route_drop(route, link,
- &link_route_drop_handler);
+ route_remove(route, link,
+ &link_route_remove_handler);
}
}
address->in_addr.in = addr;
address->prefixlen = prefixlen;
- address_drop(address, link, &link_address_drop_handler);
+ address_remove(address, link, &link_address_remove_handler);
}
}
- if (link->network->dhcp_mtu) {
+ if (link->network->dhcp_use_mtu) {
uint16_t mtu;
r = sd_dhcp_lease_get_mtu(link->dhcp_lease, &mtu);
}
}
- if (link->network->dhcp_hostname) {
+ if (link->network->dhcp_use_hostname) {
const char *hostname = NULL;
- if (link->network->hostname)
- hostname = link->network->hostname;
+ if (link->network->dhcp_hostname)
+ hostname = link->network->dhcp_hostname;
else
(void) sd_dhcp_lease_get_hostname(link->dhcp_lease, &hostname);
}
link->dhcp_lease = sd_dhcp_lease_unref(link->dhcp_lease);
+ link_dirty(link);
link->dhcp4_configured = false;
return 0;
log_link_error_errno(link, r, "Could not set DHCPv4 address: %m");
link_enter_failed(link);
} else if (r >= 0)
- link_rtnl_process_address(rtnl, m, link->manager);
+ manager_rtnl_process_address(rtnl, m, link->manager);
link_set_dhcp_routes(link);
prefixlen = in_addr_netmask_to_prefixlen(netmask);
- r = address_new_dynamic(&addr);
+ r = address_new(&addr);
if (r < 0)
return r;
addr->prefixlen = prefixlen;
addr->broadcast.s_addr = address->s_addr | ~netmask->s_addr;
- /* use update rather than configure so that we will update the
- * lifetime of an existing address if it has already been configured */
- r = address_update(addr, link, &dhcp4_address_handler);
+ /* allow reusing an existing address and simply update its lifetime
+ * in case it already exists */
+ r = address_configure(addr, link, &dhcp4_address_handler, true);
if (r < 0)
return r;
sd_dhcp_lease_unref(link->dhcp_lease);
link->dhcp4_configured = false;
link->dhcp_lease = sd_dhcp_lease_ref(lease);
+ link_dirty(link);
r = sd_dhcp_lease_get_address(lease, &address);
if (r < 0)
NULL);
link->dhcp_lease = sd_dhcp_lease_ref(lease);
+ link_dirty(link);
- if (link->network->dhcp_mtu) {
+ if (link->network->dhcp_use_mtu) {
uint16_t mtu;
r = sd_dhcp_lease_get_mtu(lease, &mtu);
}
}
- if (link->network->dhcp_hostname) {
+ if (link->network->dhcp_use_hostname) {
const char *hostname = NULL;
- if (link->network->hostname)
- hostname = link->network->hostname;
+ if (link->network->dhcp_hostname)
+ hostname = link->network->dhcp_hostname;
else
(void) sd_dhcp_lease_get_hostname(lease, &hostname);
}
}
- if (link->network->dhcp_timezone) {
+ if (link->network->dhcp_use_timezone) {
const char *tz = NULL;
(void) sd_dhcp_lease_get_timezone(link->dhcp_lease, &tz);
assert(link->network);
assert(link->network->dhcp & ADDRESS_FAMILY_IPV4);
- r = sd_dhcp_client_new(&link->dhcp_client);
- if (r < 0)
- return r;
+ if (!link->dhcp_client) {
+ r = sd_dhcp_client_new(&link->dhcp_client);
+ if (r < 0)
+ return r;
+ }
r = sd_dhcp_client_attach_event(link->dhcp_client, NULL, 0);
if (r < 0)
return r;
}
- if (link->network->dhcp_mtu) {
+ if (link->network->dhcp_use_mtu) {
r = sd_dhcp_client_set_request_option(link->dhcp_client,
- DHCP_OPTION_INTERFACE_MTU);
+ SD_DHCP_OPTION_INTERFACE_MTU);
if (r < 0)
return r;
}
- if (link->network->dhcp_routes) {
+ if (link->network->dhcp_use_routes) {
r = sd_dhcp_client_set_request_option(link->dhcp_client,
- DHCP_OPTION_STATIC_ROUTE);
+ SD_DHCP_OPTION_STATIC_ROUTE);
if (r < 0)
return r;
r = sd_dhcp_client_set_request_option(link->dhcp_client,
- DHCP_OPTION_CLASSLESS_STATIC_ROUTE);
+ SD_DHCP_OPTION_CLASSLESS_STATIC_ROUTE);
if (r < 0)
return r;
}
- /* Always acquire the timezone and NTP*/
- r = sd_dhcp_client_set_request_option(link->dhcp_client, DHCP_OPTION_NTP_SERVER);
+ /* Always acquire the timezone and NTP */
+ r = sd_dhcp_client_set_request_option(link->dhcp_client, SD_DHCP_OPTION_NTP_SERVER);
if (r < 0)
return r;
- r = sd_dhcp_client_set_request_option(link->dhcp_client, DHCP_OPTION_NEW_TZDB_TIMEZONE);
+ r = sd_dhcp_client_set_request_option(link->dhcp_client, SD_DHCP_OPTION_NEW_TZDB_TIMEZONE);
if (r < 0)
return r;
- if (link->network->dhcp_sendhost) {
+ if (link->network->dhcp_send_hostname) {
_cleanup_free_ char *hostname = NULL;
const char *hn = NULL;
- if (!link->network->hostname) {
+ if (!link->network->dhcp_hostname) {
hostname = gethostname_malloc();
if (!hostname)
return -ENOMEM;
hn = hostname;
} else
- hn = link->network->hostname;
+ hn = link->network->dhcp_hostname;
if (!is_localhost(hn)) {
r = sd_dhcp_client_set_hostname(link->dhcp_client, hn);
switch (link->network->dhcp_client_identifier) {
case DHCP_CLIENT_ID_DUID:
- /* Library defaults to this. */
+ /* If configured, apply user specified DUID and/or IAID */
+ if (link->network->duid_type != _DUID_TYPE_INVALID)
+ r = sd_dhcp_client_set_iaid_duid(link->dhcp_client,
+ link->network->iaid,
+ link->network->dhcp_duid_type,
+ link->network->dhcp_duid,
+ link->network->dhcp_duid_len);
+ else
+ r = sd_dhcp_client_set_iaid_duid(link->dhcp_client,
+ link->network->iaid,
+ link->manager->dhcp_duid_type,
+ link->manager->dhcp_duid,
+ link->manager->dhcp_duid_len);
+ if (r < 0)
+ return r;
break;
case DHCP_CLIENT_ID_MAC:
r = sd_dhcp_client_set_client_id(link->dhcp_client,
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