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authorSusant Sahani <ssahani@gmail.com>2015-09-12 08:18:06 +0530
committerSusant Sahani <ssahani@gmail.com>2015-09-12 08:18:06 +0530
commit4f2e437ad7b04bc0690d1f8202577cbf47acb215 (patch)
tree8668cc0f846a32e7211229b043c502cd40e40c64 /src
parentf24aa148ab793054a5a29e0e16c5ad9b3f7da93e (diff)
networkd:add support to configure ipv6 acceprt ra
This patch support to configure the ipv6 acceprt ra option. for more information see http://www.tldp.org/HOWTO/Linux+IPv6-HOWTO/proc-sys-net-ipv6..html
Diffstat (limited to 'src')
-rw-r--r--src/network/networkd-link.c43
-rw-r--r--src/network/networkd-network-gperf.gperf169
-rw-r--r--src/network/networkd-network.c1
-rw-r--r--src/network/networkd-network.h2
4 files changed, 131 insertions, 84 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 9d4a69b0db..215c47b8af 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -1789,6 +1789,45 @@ static int link_set_ipv6_privacy_extensions(Link *link) {
return 0;
}
+static int link_set_ipv6_accept_ra(Link *link) {
+ const char *p = NULL, *v = NULL;
+ bool b;
+ int r;
+
+ /* Make this a NOP if IPv6 is not available */
+ if (!socket_ipv6_is_supported())
+ return 0;
+
+ if (link->flags & IFF_LOOPBACK)
+ return 0;
+
+ /* if unset check the ip forwarding setting maintained for the interface
+ * and then set it to depending on that. enabled if local forwarding
+ * is disabled. disabled if local forwarding is enabled.
+ */
+ if (link->network->ipv6_accept_ra < 0) {
+ if (IN_SET(link->network->ip_forward, ADDRESS_FAMILY_YES, ADDRESS_FAMILY_IPV6))
+ b = false;
+ else
+ b = true;
+ } else
+ b = link->network->ipv6_accept_ra;
+
+ p = strjoina("/proc/sys/net/ipv6/conf/", link->ifname, "/accept_ra");
+ v = one_zero(b);
+
+ r = write_string_file(p, v, 0);
+ if (r < 0) {
+ /* If the right value is set anyway, don't complain */
+ if (verify_one_line_file(p, v) > 0)
+ return 0;
+
+ log_link_warning_errno(link, r, "Cannot configure IPv6 accept_ra for interface: %m");
+ }
+
+ return 0;
+}
+
static int link_configure(Link *link) {
int r;
@@ -1812,6 +1851,10 @@ static int link_configure(Link *link) {
if (r < 0)
return r;
+ r = link_set_ipv6_accept_ra(link);
+ if (r < 0)
+ return r;
+
if (link_ipv4ll_enabled(link)) {
r = ipv4ll_configure(link);
if (r < 0)
diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
index 10ca9dae35..8257ab45da 100644
--- a/src/network/networkd-network-gperf.gperf
+++ b/src/network/networkd-network-gperf.gperf
@@ -15,88 +15,89 @@ struct ConfigPerfItem;
%struct-type
%includes
%%
-Match.MACAddress, config_parse_hwaddr, 0, offsetof(Network, match_mac)
-Match.Path, config_parse_strv, 0, offsetof(Network, match_path)
-Match.Driver, config_parse_strv, 0, offsetof(Network, match_driver)
-Match.Type, config_parse_strv, 0, offsetof(Network, match_type)
-Match.Name, config_parse_ifnames, 0, offsetof(Network, match_name)
-Match.Host, config_parse_net_condition, CONDITION_HOST, offsetof(Network, match_host)
-Match.Virtualization, config_parse_net_condition, CONDITION_VIRTUALIZATION, offsetof(Network, match_virt)
-Match.KernelCommandLine, config_parse_net_condition, CONDITION_KERNEL_COMMAND_LINE, offsetof(Network, match_kernel)
-Match.Architecture, config_parse_net_condition, CONDITION_ARCHITECTURE, offsetof(Network, match_arch)
-Link.MACAddress, config_parse_hwaddr, 0, offsetof(Network, mac)
-Link.MTUBytes, config_parse_iec_size, 0, offsetof(Network, mtu)
-Network.Description, config_parse_string, 0, offsetof(Network, description)
-Network.Bridge, config_parse_netdev, 0, offsetof(Network, bridge)
-Network.Bond, config_parse_netdev, 0, offsetof(Network, bond)
-Network.VLAN, config_parse_netdev, 0, 0
-Network.MACVLAN, config_parse_netdev, 0, 0
-Network.MACVTAP, config_parse_netdev, 0, 0
-Network.IPVLAN, config_parse_netdev, 0, 0
-Network.VXLAN, config_parse_netdev, 0, 0
-Network.Tunnel, config_parse_tunnel, 0, 0
-Network.DHCP, config_parse_dhcp, 0, offsetof(Network, dhcp)
-Network.DHCPServer, config_parse_bool, 0, offsetof(Network, dhcp_server)
-Network.LinkLocalAddressing, config_parse_address_family_boolean, 0, offsetof(Network, link_local)
-Network.IPv4LLRoute, config_parse_bool, 0, offsetof(Network, ipv4ll_route)
-Network.IPv6Token, config_parse_ipv6token, 0, offsetof(Network, ipv6_token)
-Network.LLDP, config_parse_bool, 0, offsetof(Network, lldp)
-Network.Address, config_parse_address, 0, 0
-Network.Gateway, config_parse_gateway, 0, 0
-Network.Domains, config_parse_domains, 0, offsetof(Network, domains)
-Network.DNS, config_parse_strv, 0, offsetof(Network, dns)
-Network.LLMNR, config_parse_resolve, 0, offsetof(Network, llmnr)
-Network.NTP, config_parse_strv, 0, offsetof(Network, ntp)
-Network.IPForward, config_parse_address_family_boolean_with_kernel,0, offsetof(Network, ip_forward)
-Network.IPMasquerade, config_parse_bool, 0, offsetof(Network, ip_masquerade)
-Network.IPv6PrivacyExtensions, config_parse_ipv6_privacy_extensions, 0, offsetof(Network, ipv6_privacy_extensions)
-Network.BindCarrier, config_parse_strv, 0, offsetof(Network, bind_carrier)
-Address.Address, config_parse_address, 0, 0
-Address.Peer, config_parse_address, 0, 0
-Address.Broadcast, config_parse_broadcast, 0, 0
-Address.Label, config_parse_label, 0, 0
-Route.Gateway, config_parse_gateway, 0, 0
-Route.Destination, config_parse_destination, 0, 0
-Route.Source, config_parse_destination, 0, 0
-Route.Metric, config_parse_route_priority, 0, 0
-Route.Scope, config_parse_route_scope, 0, 0
-DHCP.ClientIdentifier, config_parse_dhcp_client_identifier, 0, offsetof(Network, dhcp_client_identifier)
-DHCP.UseDNS, config_parse_bool, 0, offsetof(Network, dhcp_dns)
-DHCP.UseNTP, config_parse_bool, 0, offsetof(Network, dhcp_ntp)
-DHCP.UseMTU, config_parse_bool, 0, offsetof(Network, dhcp_mtu)
-DHCP.UseHostname, config_parse_bool, 0, offsetof(Network, dhcp_hostname)
-DHCP.UseDomains, config_parse_bool, 0, offsetof(Network, dhcp_domains)
-DHCP.UseRoutes, config_parse_bool, 0, offsetof(Network, dhcp_routes)
-DHCP.SendHostname, config_parse_bool, 0, offsetof(Network, dhcp_sendhost)
-DHCP.Hostname, config_parse_hostname, 0, offsetof(Network, hostname)
-DHCP.RequestBroadcast, config_parse_bool, 0, offsetof(Network, dhcp_broadcast)
-DHCP.CriticalConnection, config_parse_bool, 0, offsetof(Network, dhcp_critical)
-DHCP.VendorClassIdentifier, config_parse_string, 0, offsetof(Network, dhcp_vendor_class_identifier)
-DHCP.RouteMetric, config_parse_unsigned, 0, offsetof(Network, dhcp_route_metric)
-DHCP.UseTimezone, config_parse_bool, 0, offsetof(Network, dhcp_timezone)
-DHCPServer.MaxLeaseTimeSec, config_parse_sec, 0, offsetof(Network, dhcp_server_max_lease_time_usec)
-DHCPServer.DefaultLeaseTimeSec,config_parse_sec, 0, offsetof(Network, dhcp_server_default_lease_time_usec)
-DHCPServer.EmitDNS, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_dns)
-DHCPServer.DNS, config_parse_dhcp_server_dns, 0, 0
-DHCPServer.EmitNTP, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_ntp)
-DHCPServer.NTP, config_parse_dhcp_server_ntp, 0, 0
-DHCPServer.EmitTimezone, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_timezone)
-DHCPServer.Timezone, config_parse_timezone, 0, offsetof(Network, dhcp_server_timezone)
-DHCPServer.PoolOffset, config_parse_uint32, 0, offsetof(Network, dhcp_server_pool_offset)
-DHCPServer.PoolSize, config_parse_uint32, 0, offsetof(Network, dhcp_server_pool_size)
-Bridge.Cost, config_parse_unsigned, 0, offsetof(Network, cost)
-Bridge.UseBPDU, config_parse_bool, 0, offsetof(Network, use_bpdu)
-Bridge.HairPin, config_parse_bool, 0, offsetof(Network, hairpin)
-Bridge.FastLeave, config_parse_bool, 0, offsetof(Network, fast_leave)
-Bridge.AllowPortToBeRoot, config_parse_bool, 0, offsetof(Network, allow_port_to_be_root)
-Bridge.UnicastFlood, config_parse_bool, 0, offsetof(Network, unicast_flood)
-BridgeFDB.MACAddress, config_parse_fdb_hwaddr, 0, 0
-BridgeFDB.VLANId, config_parse_fdb_vlan_id, 0, 0
+Match.MACAddress, config_parse_hwaddr, 0, offsetof(Network, match_mac)
+Match.Path, config_parse_strv, 0, offsetof(Network, match_path)
+Match.Driver, config_parse_strv, 0, offsetof(Network, match_driver)
+Match.Type, config_parse_strv, 0, offsetof(Network, match_type)
+Match.Name, config_parse_ifnames, 0, offsetof(Network, match_name)
+Match.Host, config_parse_net_condition, CONDITION_HOST, offsetof(Network, match_host)
+Match.Virtualization, config_parse_net_condition, CONDITION_VIRTUALIZATION, offsetof(Network, match_virt)
+Match.KernelCommandLine, config_parse_net_condition, CONDITION_KERNEL_COMMAND_LINE, offsetof(Network, match_kernel)
+Match.Architecture, config_parse_net_condition, CONDITION_ARCHITECTURE, offsetof(Network, match_arch)
+Link.MACAddress, config_parse_hwaddr, 0, offsetof(Network, mac)
+Link.MTUBytes, config_parse_iec_size, 0, offsetof(Network, mtu)
+Network.Description, config_parse_string, 0, offsetof(Network, description)
+Network.Bridge, config_parse_netdev, 0, offsetof(Network, bridge)
+Network.Bond, config_parse_netdev, 0, offsetof(Network, bond)
+Network.VLAN, config_parse_netdev, 0, 0
+Network.MACVLAN, config_parse_netdev, 0, 0
+Network.MACVTAP, config_parse_netdev, 0, 0
+Network.IPVLAN, config_parse_netdev, 0, 0
+Network.VXLAN, config_parse_netdev, 0, 0
+Network.Tunnel, config_parse_tunnel, 0, 0
+Network.DHCP, config_parse_dhcp, 0, offsetof(Network, dhcp)
+Network.DHCPServer, config_parse_bool, 0, offsetof(Network, dhcp_server)
+Network.LinkLocalAddressing, config_parse_address_family_boolean, 0, offsetof(Network, link_local)
+Network.IPv4LLRoute, config_parse_bool, 0, offsetof(Network, ipv4ll_route)
+Network.IPv6Token, config_parse_ipv6token, 0, offsetof(Network, ipv6_token)
+Network.LLDP, config_parse_bool, 0, offsetof(Network, lldp)
+Network.Address, config_parse_address, 0, 0
+Network.Gateway, config_parse_gateway, 0, 0
+Network.Domains, config_parse_domains, 0, offsetof(Network, domains)
+Network.DNS, config_parse_strv, 0, offsetof(Network, dns)
+Network.LLMNR, config_parse_resolve, 0, offsetof(Network, llmnr)
+Network.NTP, config_parse_strv, 0, offsetof(Network, ntp)
+Network.IPForward, config_parse_address_family_boolean_with_kernel,0, offsetof(Network, ip_forward)
+Network.IPMasquerade, config_parse_bool, 0, offsetof(Network, ip_masquerade)
+Network.IPv6PrivacyExtensions, config_parse_ipv6_privacy_extensions, 0, offsetof(Network, ipv6_privacy_extensions)
+Network.IPv6AcceptRouterAdvertisements, config_parse_tristate, 0, offsetof(Network, ipv6_accept_ra)
+Network.BindCarrier, config_parse_strv, 0, offsetof(Network, bind_carrier)
+Address.Address, config_parse_address, 0, 0
+Address.Peer, config_parse_address, 0, 0
+Address.Broadcast, config_parse_broadcast, 0, 0
+Address.Label, config_parse_label, 0, 0
+Route.Gateway, config_parse_gateway, 0, 0
+Route.Destination, config_parse_destination, 0, 0
+Route.Source, config_parse_destination, 0, 0
+Route.Metric, config_parse_route_priority, 0, 0
+Route.Scope, config_parse_route_scope, 0, 0
+DHCP.ClientIdentifier, config_parse_dhcp_client_identifier, 0, offsetof(Network, dhcp_client_identifier)
+DHCP.UseDNS, config_parse_bool, 0, offsetof(Network, dhcp_dns)
+DHCP.UseNTP, config_parse_bool, 0, offsetof(Network, dhcp_ntp)
+DHCP.UseMTU, config_parse_bool, 0, offsetof(Network, dhcp_mtu)
+DHCP.UseHostname, config_parse_bool, 0, offsetof(Network, dhcp_hostname)
+DHCP.UseDomains, config_parse_bool, 0, offsetof(Network, dhcp_domains)
+DHCP.UseRoutes, config_parse_bool, 0, offsetof(Network, dhcp_routes)
+DHCP.SendHostname, config_parse_bool, 0, offsetof(Network, dhcp_sendhost)
+DHCP.Hostname, config_parse_hostname, 0, offsetof(Network, hostname)
+DHCP.RequestBroadcast, config_parse_bool, 0, offsetof(Network, dhcp_broadcast)
+DHCP.CriticalConnection, config_parse_bool, 0, offsetof(Network, dhcp_critical)
+DHCP.VendorClassIdentifier, config_parse_string, 0, offsetof(Network, dhcp_vendor_class_identifier)
+DHCP.RouteMetric, config_parse_unsigned, 0, offsetof(Network, dhcp_route_metric)
+DHCP.UseTimezone, config_parse_bool, 0, offsetof(Network, dhcp_timezone)
+DHCPServer.MaxLeaseTimeSec, config_parse_sec, 0, offsetof(Network, dhcp_server_max_lease_time_usec)
+DHCPServer.DefaultLeaseTimeSec, config_parse_sec, 0, offsetof(Network, dhcp_server_default_lease_time_usec)
+DHCPServer.EmitDNS, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_dns)
+DHCPServer.DNS, config_parse_dhcp_server_dns, 0, 0
+DHCPServer.EmitNTP, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_ntp)
+DHCPServer.NTP, config_parse_dhcp_server_ntp, 0, 0
+DHCPServer.EmitTimezone, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_timezone)
+DHCPServer.Timezone, config_parse_timezone, 0, offsetof(Network, dhcp_server_timezone)
+DHCPServer.PoolOffset, config_parse_uint32, 0, offsetof(Network, dhcp_server_pool_offset)
+DHCPServer.PoolSize, config_parse_uint32, 0, offsetof(Network, dhcp_server_pool_size)
+Bridge.Cost, config_parse_unsigned, 0, offsetof(Network, cost)
+Bridge.UseBPDU, config_parse_bool, 0, offsetof(Network, use_bpdu)
+Bridge.HairPin, config_parse_bool, 0, offsetof(Network, hairpin)
+Bridge.FastLeave, config_parse_bool, 0, offsetof(Network, fast_leave)
+Bridge.AllowPortToBeRoot, config_parse_bool, 0, offsetof(Network, allow_port_to_be_root)
+Bridge.UnicastFlood, config_parse_bool, 0, offsetof(Network, unicast_flood)
+BridgeFDB.MACAddress, config_parse_fdb_hwaddr, 0, 0
+BridgeFDB.VLANId, config_parse_fdb_vlan_id, 0, 0
/* backwards compatibility: do not add new entries to this section */
-Network.IPv4LL, config_parse_ipv4ll, 0, offsetof(Network, link_local)
-DHCPv4.UseDNS, config_parse_bool, 0, offsetof(Network, dhcp_dns)
-DHCPv4.UseMTU, config_parse_bool, 0, offsetof(Network, dhcp_mtu)
-DHCPv4.UseHostname, config_parse_bool, 0, offsetof(Network, dhcp_hostname)
-DHCP.UseDomainName, config_parse_bool, 0, offsetof(Network, dhcp_domains)
-DHCPv4.UseDomainName, config_parse_bool, 0, offsetof(Network, dhcp_domains)
-DHCPv4.CriticalConnection, config_parse_bool, 0, offsetof(Network, dhcp_critical)
+Network.IPv4LL, config_parse_ipv4ll, 0, offsetof(Network, link_local)
+DHCPv4.UseDNS, config_parse_bool, 0, offsetof(Network, dhcp_dns)
+DHCPv4.UseMTU, config_parse_bool, 0, offsetof(Network, dhcp_mtu)
+DHCPv4.UseHostname, config_parse_bool, 0, offsetof(Network, dhcp_hostname)
+DHCP.UseDomainName, config_parse_bool, 0, offsetof(Network, dhcp_domains)
+DHCPv4.UseDomainName, config_parse_bool, 0, offsetof(Network, dhcp_domains)
+DHCPv4.CriticalConnection, config_parse_bool, 0, offsetof(Network, dhcp_critical)
diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index ee14401982..57495b58e0 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -120,6 +120,7 @@ static int network_load_one(Manager *manager, const char *filename) {
network->link_local = ADDRESS_FAMILY_IPV6;
network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO;
+ network->ipv6_accept_ra = -1;
r = config_parse(NULL, filename, file,
"Match\0"
diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h
index c3439a70ba..2a43b6b347 100644
--- a/src/network/networkd-network.h
+++ b/src/network/networkd-network.h
@@ -120,6 +120,8 @@ struct Network {
AddressFamilyBoolean ip_forward;
bool ip_masquerade;
+ int ipv6_accept_ra;
+
union in_addr_union ipv6_token;
IPv6PrivacyExtensions ipv6_privacy_extensions;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-15 10:49:59 +0000