package network::connection::ethernet; # $Id: ethernet.pm 147431 2007-03-21 17:06:09Z blino $ use base qw(network::connection); use strict; use lib qw(/usr/lib/libDrakX); # helps perl_checker use common; use network::tools; our @dhcp_clients = qw(dhclient dhcpcd pump dhcpxd); sub get_type_name() { N("Ethernet") } sub get_type_description() { N("Wired (Ethernet)") } sub _get_type_icon() { 'ethernet' } sub get_devices() { #require list_modules; #- FIXME: try to use list_modules::ethernet_categories() (but remove wireless stuff) require detect_devices; my @devices = detect_devices::probe_category('network/main|gigabit|pcmcia|usb|firewire'); my @lan = grep { detect_devices::is_lan_interface($_) && !detect_devices::is_wireless_interface($_) } detect_devices::get_all_net_devices(); @devices, get_unlisted_devices(\@lan, \@devices); } sub get_unlisted_devices { my ($interfaces, $listed_devices) = @_; my @unlisted_interfaces = sort(difference2($interfaces, [ map { device_to_interface($_) } @$listed_devices ])); map { my %device = %{interface_to_device($_) || +{ description => $_ }}; $device{interface} = $_; $device{description} = N("Virtual interface") if network::tools::is_virtual_interface($_); \%device; } @unlisted_interfaces; } sub handles_ifcfg { my ($_class, $ifcfg) = @_; require detect_devices; detect_devices::is_lan_interface($ifcfg->{DEVICE}); } sub is_gigabit { my ($self) = @_; require list_modules; member($self->get_driver, list_modules::category2modules('network/gigabit')); } sub get_metric { my ($self) = @_; $self->is_gigabit ? 5 : 10; } sub get_interface { my ($self) = @_; $self->{device}{interface} ||= device_to_interface($self->{device}); } sub check_device { my ($self) = @_; if (!$self->get_interface) { $self->{device}{error} = N("Unable to find network interface for selected device (using %s driver).", $self->get_driver); return 0; } return 1; } sub get_protocols() { my $system_file = '/etc/sysconfig/drakx-net'; my %global_settings = getVarsFromSh($system_file); +{ if_(!text2bool($global_settings{AUTOMATIC_ADDRESS}), static => N("Manual configuration")), dhcp => N("Automatic IP (BOOTP/DHCP)"), }; } sub load_interface_settings { my ($self) = @_; $self->network::connection::load_interface_settings; $self->map_ifcfg2config_settings; } sub map_ifcfg2config_settings { my ($self) = @_; $self->{protocol} = $self->{ifcfg}{BOOTPROTO}; $self->{address}{needhostname} = $self->get_ifcfg_bool('NEEDHOSTNAME'); $self->{address}{peerdns} = $self->get_ifcfg_bool('PEERDNS'); $self->{address}{peeryp} = $self->get_ifcfg_bool('PEERYP'); $self->{address}{peerntpd} = $self->get_ifcfg_bool('PEERNTPD'); $self->{address}{dhcp_client} = $self->{ifcfg}{DHCP_CLIENT}; $self->{address}{dhcp_hostname} = $self->{ifcfg}{DHCP_HOSTNAME}; $self->{address}{dhcp_timeout} = $self->{ifcfg}{DHCP_TIMEOUT}; $self->{address}{ip_address} = $self->{ifcfg}{IPADDR}; $self->{address}{netmask} = $self->{ifcfg}{NETMASK}; $self->{address}{gateway} = $self->{ifcfg}{GATEWAY}; $self->{address}{dns1} = $self->{ifcfg}{DNS1} || $self->{ifcfg}{MS_DNS1}; $self->{address}{dns2} = $self->{ifcfg}{DNS2} || $self->{ifcfg}{MS_DNS2}; $self->{address}{domain} = $self->{ifcfg}{DOMAIN}; my $blacklist_ifplugd = $self->get_ifcfg_bool('MII_NOT_SUPPORTED'); $self->{control}{use_ifplugd} = !$blacklist_ifplugd if defined $blacklist_ifplugd; $self->{control}{ipv6_tunnel} = $self->get_ifcfg_bool('IPV6TO4INIT'); } sub guess_protocol { my ($self) = @_; $self->{protocol} ||= 'dhcp'; } sub guess_address_settings { my ($self) = @_; $self->{address}{dhcp_client} ||= find { -x "$::prefix/sbin/$_" } @dhcp_clients; $self->{address}{peerdns} = 1 if !defined $self->{address}{peerdns}; $self->{address}{peeryp} = 1 if !defined $self->{address}{peeryp}; $self->supplement_address_settings; } sub supplement_address_settings { my ($self) = @_; if ($self->{protocol} eq 'static' && network::network::is_ip($self->{address}{ip_address})) { require network::network; $self->{address}{netmask} ||= network::network::netmask($self->{address}{ip_address}); # Bug #28033: don't guess default gateway and ns in static interfaces if # user doesn't set one (otherwise we'll mess multi-interface systems) # #$self->{address}{gateway} ||= network::network::gateway($self->{address}{ip_address}); #$self->{address}{dns1} ||= network::network::dns($self->{address}{ip_address}); } } sub get_address_settings_label { N("IP settings") } sub get_address_settings { my ($self, $o_show_all) = @_; my $auto_dns = sub { $self->{protocol} eq 'dhcp' && $self->{address}{peerdns} }; my $not_static = sub { $self->{protocol} ne 'static' }; my $not_dhcp = sub { $self->{protocol} ne 'dhcp' }; [ if_($self->{protocol} eq 'static' || $o_show_all, { label => N("IP address"), val => \$self->{address}{ip_address}, disabled => $not_static, focus_out => sub { $self->supplement_address_settings if $self->can('supplement_address_settings'); }, help => N("Please enter the IP configuration for this machine. Each item should be entered as an IP address in dotted-decimal notation (for example, 1.2.3.4).") }, { label => N("Netmask"), val => \$self->{address}{netmask}, disabled => $not_static }, { label => N("Gateway"), val => \$self->{address}{gateway}, disabled => $not_static }, ), if_($self->{protocol} eq 'dhcp' || $o_show_all, { text => N("Get DNS servers from DHCP"), val => \$self->{address}{peerdns}, type => "bool", disabled => $not_dhcp }, ), { label => N("DNS server 1"), val => \$self->{address}{dns1}, disabled => $auto_dns }, { label => N("DNS server 2"), val => \$self->{address}{dns2}, disabled => $auto_dns }, { label => N("Search domain"), val => \$self->{address}{domain}, disabled => $auto_dns, advanced => 1, help => N("By default search domain will be set from the fully-qualified host name") }, if_($self->{protocol} eq 'dhcp', { label => N("DHCP client"), val => \$self->{address}{dhcp_client}, list => \@dhcp_clients, advanced => 1 }, { label => N("DHCP timeout (in seconds)"), val => \$self->{address}{dhcp_timeout}, advanced => 1 }, { text => N("Get YP servers from DHCP"), val => \$self->{address}{peeryp}, type => "bool", advanced => 1 }, { text => N("Get NTPD servers from DHCP"), val => \$self->{address}{peerntpd}, type => "bool", advanced => 1 }, { label => N("DHCP host name"), val => \$self->{address}{dhcp_hostname}, advanced => 1 }, #- FIXME: install zcip if not checked if_(0, { text => N("Do not fallback to Zeroconf (169.254.0.0 network)"), type => "bool", val => \$self->{address}{skip_zeroconf}, advanced => 1 }), ), ]; } sub check_address_settings { my ($self, $net) = @_; if ($self->{protocol} eq 'static') { require network::network; if (!network::network::is_ip($self->{address}{ip_address})) { $self->{address}{error}{message} = N("IP address should be in format 1.2.3.4"); $self->{address}{error}{field} = \$self->{address}{ip_address}; return 0; } if (!network::network::is_ip($self->{address}{netmask})) { $self->{address}{error}{message} = N("Netmask should be in format 255.255.224.0"); $self->{address}{error}{field} = \$self->{address}{netmask}; return 0; } if (network::network::is_ip_forbidden($self->{address}{ip_address})) { $self->{address}{error}{message} = N("Warning: IP address %s is usually reserved!", $self->{address}{ip_address}); $self->{address}{error}{field} = \$self->{address}{ip_address}; return 0; } #- test if IP address is already used if (my $conflict = find { text2bool($_->{ONBOOT}) && $_->{DEVICE} ne $self->get_interface && $_->{IPADDR} eq $self->{address}{ip_address} } values %{$net->{ifcfg}}) { # find out what connection we are conflicting with my $conflict_device = $conflict->{DEVICE}; $self->{address}{error}{message} = N("%s is already used by a connection that starts on boot (%s). To use this address with this connection, first disable all other devices which use it, or configure them not to start at boot", $self->{address}{ip_address}, $conflict_device); $self->{address}{error}{field} = \$self->{address}{ip_address}; return 0; } } return 1; } sub guess_hostname_settings { my ($self) = @_; $self->{address}{needhostname} = 0 if !defined $self->{address}{needhostname}; if (!defined $self->{address}{hostname}) { require network::network; my $network = network::network::read_conf($::prefix . $network::network::network_file); $self->{address}{hostname} = $network->{HOSTNAME}; } } # FIXME: add in drakroam/netcenter sub get_hostname_settings { my ($self) = @_; my $auto_hostname = sub { $self->{protocol} eq 'dhcp' && $self->{address}{needhostname} }; # configure the default hostname so the hostname setting should be more obvious to the users $self->{address}{hostname} ||= 'localhost.localdomain'; [ if_($self->{protocol} eq 'dhcp', { text => N("Assign host name from DHCP server (or generate a unique one)"), val => \$self->{address}{needhostname}, type => "bool", help => N("This will allow the server to attribute a name for this machine. If the server does not provides a valid host name, it will be generated automatically.") }, ), { label => N("Host name"), val => \$self->{address}{hostname}, disabled => $auto_hostname, help => N("You should define a hostname for this machine, which will identify this PC. Note that this hostname will be shared among all network connections. If left blank, 'localhost.localdomain' will be used.") }, ]; } sub guess_control_settings { my ($self) = @_; $self->network::connection::guess_control_settings($self); $self->{control}{onboot} = 1 if !defined $self->{control}{onboot}; $self->{control}{use_ifplugd} = !is_ifplugd_blacklisted($self->get_driver) if !defined $self->{control}{use_ifplugd}; } sub get_control_settings { my ($self) = @_; [ @{$self->network::connection::get_control_settings}, { text => N("Network Hotplugging"), val => \$self->{control}{use_ifplugd}, type => "bool", #- FIXME: force ifplugd if wireless roaming is enabled disabled => sub { $self->{control}{force_ifplugd} }, advanced => 1, }, #- FIXME: $need_network_restart = $ipv6_tunnel ^ text2bool($ethntf->{IPV6TO4INIT}); { text => N("Enable IPv6 to IPv4 tunnel"), val => \$self->{control}{ipv6_tunnel}, type => "bool", advanced => 1 }, ]; } sub install_packages { my ($self, $in) = @_; if ($self->{protocol} eq 'dhcp') { install_dhcp_client($in, $self->{address}{dhcp_client}) or return; } 1; } sub build_ifcfg_settings { my ($self, $o_options) = @_; my $settings = put_in_hash($o_options, { BOOTPROTO => $self->{protocol}, IPADDR => $self->{address}{ip_address}, GATEWAY => $self->{address}{gateway}, NETMASK => $self->{address}{netmask}, NEEDHOSTNAME => bool2yesno($self->{address}{needhostname}), PEERYP => bool2yesno($self->{address}{peeryp}), PEERDNS => bool2yesno($self->{address}{peerdns}), RESOLV_MODS => bool2yesno(!$self->{address}{peerdns} && ($self->{address}{dns1} || $self->{address}{dns2})), PEERNTPD => bool2yesno($self->{address}{peerntpd}), DHCP_CLIENT => $self->{address}{dhcp_client}, DHCP_HOSTNAME => $self->{address}{dhcp_hostname}, DHCP_TIMEOUT => $self->{address}{dhcp_timeout}, MII_NOT_SUPPORTED => bool2yesno(!$self->{control}{use_ifplugd}), IPV6INIT => bool2yesno($self->{control}{ipv6_tunnel}), IPV6TO4INIT => bool2yesno($self->{control}{ipv6_tunnel}), DNS1 => $self->{address}{dns1}, DNS2 => $self->{address}{dns2}, DOMAIN => $self->{address}{domain}, LINK_DETECTION_DELAY => $self->get_link_detection_delay, }); $self->network::connection::build_ifcfg_settings($settings); } sub write_settings { my ($self, $o_net, $o_modules_conf) = @_; if ($o_modules_conf) { $o_modules_conf->set_alias($self->get_interface, $self->get_driver); if ($self->{device}{sysfs_device}) { my $modalias = chomp_(cat_($self->{device}{sysfs_device} . "/modalias")); $o_modules_conf->set_alias($modalias, $self->get_driver) if $modalias; } } $self->SUPER::write_settings($o_net, $o_modules_conf); # update udev configuration update_udev_net_config(); } sub get_status_message { my ($self, $status) = @_; my $interface = $self->get_interface; { link_up => N("Link beat detected on interface %s", $interface), link_down => N("Link beat lost on interface %s", $interface), map { ( "$_->[0]_request" => N("Requesting a network address on interface %s (%s protocol)...", $interface, $_->[1]), "$_->[0]_success" => N("Got a network address on interface %s (%s protocol)", $interface, $_->[1]), "$_->[0]_failure" => N("Failed to get a network address on interface %s (%s protocol)", $interface, $_->[1]), ) } ([ 'dhcp', 'DHCP' ], [ 'zcip', 'ZeroConf' ]), }->{$status} || $self->network::connection::get_status_message($status); } use c; use detect_devices; use common; use run_program; sub install_dhcp_client { my ($in, $client) = @_; my %packages = ( "dhclient" => "dhcp-client", ); #- use default dhcp client if none is provided $client ||= $dhcp_clients[0]; $client = $packages{$client} if exists $packages{$client}; $in->do_pkgs->ensure_is_installed($client, undef, 1); } my @hwaddr_fields = qw(pci_domain pci_bus pci_device pci_function); sub are_same_HwIDs { my ($device1, $device2) = @_; every { $device1->{$_} == $device2->{$_} } @hwaddr_fields; } sub parse_hwaddr { my ($hw_addr) = @_; return if !$hw_addr; my %device; @device{@hwaddr_fields} = map { hex($_) } ($hw_addr =~ /([0-9a-f]+):([0-9a-f]+):([0-9a-f]+)\.([0-9a-f]+)/); (every { defined $_ } keys %device) ? \%device : undef; } sub mapIntfToDevice { my ($interface) = @_; my $hw_addr = c::getHwIDs($interface); return {} if $hw_addr =~ /^usb/; my $device = parse_hwaddr($hw_addr); $device ? grep { are_same_HwIDs($_, $device) } detect_devices::probeall() : {}; } sub device_matches_interface_HwIDs { my ($device, $interface) = @_; my $hw_addr = c::getHwIDs($interface); $hw_addr =~ /^usb/ and return; my ($device2) = parse_hwaddr($hw_addr); return if !$device2; are_same_HwIDs($device, $device2); } sub get_interface_sysfs_path { my ($interface) = @_; $interface = network::tools::get_real_interface($interface); my $dev_path = "/sys/class/net/$interface/device"; my $bus = detect_devices::get_sysfs_field_from_link($dev_path, "subsystem"); if ($bus eq 'ieee1394') { my $child = first(glob("$dev_path/host_id/*-*")); $dev_path = $child if $child; } $dev_path; } sub get_interface_ids { my ($interface) = @_; detect_devices::get_ids_from_sysfs_device(get_interface_sysfs_path($interface)); } sub device_matches_interface { my ($device, $interface) = @_; detect_devices::device_matches_sysfs_ids($device, get_interface_ids($interface)); } sub device_to_interface { my ($device) = @_; my @all_interfaces = detect_devices::get_net_interfaces(); my ($real, $other) = partition { network::tools::is_real_interface($_) } @all_interfaces; find { device_matches_interface_HwIDs($device, $_) || device_matches_interface($device, $_); } @$real, @$other; } sub interface_to_device { my ($interface) = @_; my $sysfs_ids = get_interface_ids($interface); find { detect_devices::device_matches_sysfs_ids($_, $sysfs_ids) } detect_devices::probeall(); } sub interface_to_driver { my ($interface) = @_; my $dev_path = get_interface_sysfs_path($interface); #- FIXME: use $bus and move in get_interface_sysfs_path if possible my $child = -f "$dev_path/idVendor" && first(glob("$dev_path/*-*:*.*")); $dev_path = $child if -f "$child/driver/module"; detect_devices::get_sysfs_field_from_link($dev_path, 'driver/module'); } # return list of [ intf_name, module, device_description ] tuples such as: # [ "eth0", "3c59x", "3Com Corporation|3c905C-TX [Fast Etherlink]" ] # # this function try several method in order to get interface's driver and description in order to support both: # - hotplug managed devices (USB, firewire) # - special interfaces (IP aliasing, VLAN) sub get_eth_cards { my ($o_modules_conf) = @_; detect_devices::probeall_update_cache(); my @all_cards = detect_devices::get_lan_interfaces(); my @devs = detect_devices::pcmcia_probe(); my $saved_driver; # compute device description and return (interface, driver, description) tuples: return map { my $interface = $_; my $description; # 1) get interface's driver through ETHTOOL ioctl: my ($a, $detected_through_ethtool); $a = c::getNetDriver($interface); if ($a) { $detected_through_ethtool = 1; } elsif ($o_modules_conf) { # 2) get interface's driver through module aliases: $a = $o_modules_conf->get_alias($interface); } # workaround buggy drivers that returns a bogus driver name for the GDRVINFO command of the ETHTOOL ioctl: my %fixes = ( "p80211_prism2_cs" => 'prism2_cs', "p80211_prism2_pci" => 'prism2_pci', "p80211_prism2_usb" => 'prism2_usb', "ip1394" => "eth1394", "DL2K" => "dl2k", "orinoco" => undef, #- should be orinoco_{cs,nortel,pci,plx,tmd} "hostap" => undef, #- should be hostap_{cs,pci,plx} ); if (exists $fixes{$a}) { $a = $fixes{$a}; $a or undef $detected_through_ethtool; } # 3) try to match a PCMCIA device for device description: if (my $b = find { $_->{device} eq $interface } @devs) { # PCMCIA case $a = $b->{driver}; $description = $b->{description}; } else { # 4) try to lookup a device by hardware address for device description: # maybe should have we try sysfs first for robustness? my @devices = mapIntfToDevice($interface); ($description) = $devices[0]{description} if @devices; } # 5) try to match a device through sysfs for driver & device description: # (eg: ipw2100 driver for intel centrino do not support ETHTOOL) if (!$description || !$a) { my $drv = interface_to_driver($interface); $a = $drv if $drv && !$detected_through_ethtool; my $card = interface_to_device($interface); $description ||= $card->{description} if $card; } # 6) try to match a device by driver for device description: # (eg: madwifi, ndiswrapper, ...) if (!$description) { my @cards = grep { $_->{driver} eq ($a || $saved_driver) } detect_devices::probeall(); $description = $cards[0]{description} if @cards == 1; } $a and $saved_driver = $a; # handle multiple cards managed by the same driver [ $interface, $saved_driver, if_($description, $description) ]; } @all_cards; } sub get_eth_cards_names { my (@all_cards) = @_; map { $_->[0] => join(': ', $_->[0], $_->[2]) } @all_cards; } #- returns (link_type, mac_address) sub get_eth_card_mac_address { my ($intf) = @_; #- don't look for 6 bytes addresses only because of various non-standard MAC addresses `$::prefix/sbin/ip -o link show $intf 2>/dev/null` =~ m|.*link/(\S+)\s((?:[0-9a-f]{2}:?)+)\s|; } #- write interfaces MAC address in iftab sub update_iftab() { #- skip aliases and vlan interfaces foreach my $intf (grep { network::tools::is_real_interface($_) } detect_devices::get_lan_interfaces()) { my ($link_type, $mac_address) = get_eth_card_mac_address($intf) or next; #- do not write zeroed MAC addresses in iftab, it confuses ifrename $mac_address =~ /^[0:]+$/ and next; # ifrename supports alsa IEEE1394, EUI64 and IRDA member($link_type, 'ether', 'ieee1394', 'irda', '[27]') or next; substInFile { s/^$intf\s+.*\n//; s/^.*\s+$mac_address\n//; $_ .= qq($intf mac $mac_address\n) if eof; } "$::prefix/etc/iftab"; } } sub update_udev_net_config() { my $net_name_helper = "/lib/udev/write_net_rules"; my $udev_net_config = "$::prefix/etc/udev/rules.d/70-persistent-net.rules"; my @old_config = cat_($udev_net_config); #- skip aliases and vlan interfaces foreach my $intf (grep { network::tools::is_real_interface($_) } detect_devices::get_lan_interfaces()) { (undef, my $mac_address) = get_eth_card_mac_address($intf) or next; #- do not write zeroed MAC addresses $mac_address =~ /^[0:]+$/ and next; #- skip already configured addresses any { !/^\s*#/ && /"$mac_address"/ } @old_config and next; my $type = cat_("/sys/class/net/$intf/type") =~ /^\d+$/; local $ENV{MATCHIFTYPE} = $type if $type; local $ENV{INTERFACE} = $intf; local $ENV{MATCHADDR} = $mac_address; local $ENV{COMMENT} = "Drakx-net rule for $intf ($mac_address)"; run_program::rooted($::prefix, $net_name_helper, '>', '/dev/null', $mac_address); } } # automatic net aliases configuration sub configure_eth_aliases { my ($modules_conf) = @_; foreach my $card (get_eth_cards($modules_conf)) { $modules_conf->set_alias($card->[0], $card->[1]); } $::isStandalone and $modules_conf->write; update_iftab(); update_udev_net_config(); } sub get_link_detection_delay { my ($self) = @_; member($self->get_driver, qw(b44 forcedeth r8169 skge sky2 tg3 via_velocity e1000e)) && 6; } sub is_ifplugd_blacklisted { my ($module) = @_; !$module; } 1;