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
This commit is contained in:
Susant Sahani 2015-09-12 08:18:06 +05:30
parent f24aa148ab
commit 4f2e437ad7
4 changed files with 131 additions and 84 deletions

View File

@ -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)

View File

@ -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)

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@ -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"

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@ -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;