diff options
Diffstat (limited to 'perl-install/network/network.pm')
-rw-r--r-- | perl-install/network/network.pm | 533 |
1 files changed, 0 insertions, 533 deletions
diff --git a/perl-install/network/network.pm b/perl-install/network/network.pm deleted file mode 100644 index 996b6691c..000000000 --- a/perl-install/network/network.pm +++ /dev/null @@ -1,533 +0,0 @@ -package network::network; # $Id$wir - -#-###################################################################################### -#- misc imports -#-###################################################################################### - -use strict; - -use Socket; -use common; -use detect_devices; -use run_program; -use network::tools; -use any; -use vars qw(@ISA @EXPORT); -use log; - -@ISA = qw(Exporter); -@EXPORT = qw(add2hosts addDefaultRoute configureNetwork2 dns dnsServers findIntf gateway guessHostname is_ip is_ip_forbidden masked_ip netmask read_all_conf read_conf read_interface_conf read_resolv_conf resolv sethostname write_conf write_resolv_conf); - -#-###################################################################################### -#- Functions -#-###################################################################################### -sub read_conf { - my ($file) = @_; - +{ getVarsFromSh($file) }; -} - -sub read_resolv_conf_raw { - my ($o_file) = @_; - my $s = cat_($o_file || "$::prefix/etc/resolv.conf"); - { nameserver => [ $s =~ /^\s*nameserver\s+(\S+)/mg ], - search => [ if_($s =~ /^\s*search\s+(.*)/m, split(' ', $1)) ] }; -} - -sub read_resolv_conf { - my ($o_file) = @_; - my $resolv_conf = read_resolv_conf_raw($o_file); - +{ - (mapn { $_[0] => $_[1] } [ qw(dnsServer dnsServer2 dnsServer3) ], $resolv_conf->{nameserver}), - (mapn { $_[0] => $_[1] } [ qw(DOMAINNAME DOMAINNAME2 DOMAINNAME3) ], $resolv_conf->{search}), - }; -} - -sub read_interface_conf { - my ($file) = @_; - my %intf = getVarsFromSh($file); - - $intf{BOOTPROTO} ||= 'static'; - $intf{isPtp} = $intf{NETWORK} eq '255.255.255.255'; - $intf{isUp} = 1; - \%intf; -} - -sub read_dhcpd_conf { - my ($o_file) = @_; - my $s = cat_($o_file || "$::prefix/etc/dhcpd.conf"); - { option_routers => [ $s =~ /^\s*option routers\s+(\S+);/mg ], - subnet_mask => [ if_($s =~ /^\s*option subnet-mask\s+(.*);/mg, split(' ', $1)) ], - domain_name => [ if_($s =~ /^\s*option domain-name\s+"(.*)";/mg, split(' ', $1)) ], - domain_name_servers => [ if_($s =~ /^\s*option domain-name-servers\s+(.*);/m, split(' ', $1)) ], - dynamic_bootp => [ if_($s =~ /^\s*range dynamic-bootp\s+\S+\.(\d+)\s+\S+\.(\d+)\s*;/m, split(' ', $1)) ], - default_lease_time => [ if_($s =~ /^\s*default-lease-time\s+(.*);/m, split(' ', $1)) ], - max_lease_time => [ if_($s =~ /^\s*max-lease-time\s+(.*);/m, split(' ', $1)) ] }; -} - -sub read_squid_conf { - my ($o_file) = @_; - my $s = cat_($o_file || "$::prefix/etc/squid/squid.conf"); - { http_port => [ $s =~ /^\s*http_port\s+(.*)/mg ], - cache_size => [ if_($s =~ /^\s*cache_dir diskd\s+(.*)/mg, split(' ', $1)) ], - admin_mail => [ if_($s =~ /^\s*err_html_text\s+(.*)/mg, split(' ', $1)) ] }; -} - -sub read_tmdns_conf() { - my $file = "$::prefix/etc/tmdns.conf"; - cat_($file) =~ /^\s*hostname\s*=\s*(\w+)/m && { ZEROCONF_HOSTNAME => $1 }; -} - -sub write_conf { - my ($netc) = @_; - my $file = "$::prefix/etc/sysconfig/network"; - - if ($netc->{HOSTNAME} && $netc->{HOSTNAME} =~ /\.(.+)$/) { - $netc->{DOMAINNAME} = $1; - } - $netc->{NETWORKING} = 'yes'; - - setVarsInSh($file, $netc, qw(HOSTNAME NETWORKING GATEWAY GATEWAYDEV NISDOMAIN)); -} - -sub write_zeroconf { - my ($file, $zhostname) = @_; - eval { substInFile { s/^\s*(hostname)\s*=.*/$1 = $zhostname/ } $file }; -} - -sub write_resolv_conf { - my ($file, $netc) = @_; - - my %new = ( - search => [ grep { $_ } uniq(@$netc{'DOMAINNAME', 'DOMAINNAME2', 'DOMAINNAME3'}) ], - nameserver => [ grep { $_ } uniq(@$netc{'dnsServer', 'dnsServer2', 'dnsServer3'}) ], - ); - - my (%prev, @unknown); - foreach (cat_($file)) { - s/\s+$//; - s/^[#\s]*//; - - if (my ($key, $val) = /^(search|nameserver)\s+(.*)$/) { - push @{$prev{$key}}, $val; - } elsif (/^ppp temp entry$/) { - } elsif (/\S/) { - push @unknown, $_; - } - } - unlink $file if -l $file; #- workaround situation when /etc/resolv.conf is an absolute link to /etc/ppp/resolv.conf or whatever - - if (@{$new{search}} || @{$new{nameserver}}) { - $prev{$_} = [ difference2($prev{$_} || [], $new{$_}) ] foreach keys %new; - - my @search = do { - my @new = if_(@{$new{search}}, "search " . join(' ', @{$new{search}}) . "\n"); - my @old = if_(@{$prev{search}}, "# search " . join(' ', @{$prev{search}}) . "\n"); - @new, @old; - }; - my @nameserver = do { - my @new = map { "nameserver $_\n" } @{$new{nameserver}}; - my @old = map { "# nameserver $_\n" } @{$prev{nameserver}}; - @new, @old; - }; - output_with_perm($file, 0644, @search, @nameserver, (map { "# $_\n" } @unknown), "\n# ppp temp entry\n"); - - #-res_init(); # reinit the resolver so DNS changes take affect - 1; - } else { - log::explanations("neither domain name nor dns server are configured"); - 0; - } -} - -sub write_interface_conf { - my ($file, $intf, $_netc, $_prefix) = @_; - - require network::ethernet; - my (undef, $mac_address) = network::ethernet::get_eth_card_mac_address($intf->{DEVICE}); - $intf->{HWADDR} &&= $mac_address; #- set HWADDR to MAC address if required - - my @ip = split '\.', $intf->{IPADDR}; - my @mask = split '\.', $intf->{NETMASK}; - - add2hash($intf, { - BROADCAST => join('.', mapn { int($_[0]) | ((~int($_[1])) & 255) } \@ip, \@mask), - NETWORK => join('.', mapn { int($_[0]) & $_[1] } \@ip, \@mask), - ONBOOT => bool2yesno(!member($intf->{DEVICE}, map { $_->{device} } detect_devices::pcmcia_probe())), - }); - - defined($intf->{METRIC}) or $intf->{METRIC} = network::tools::get_default_metric(network::tools::get_interface_type($intf)), - $intf->{BOOTPROTO} =~ s/dhcp.*/dhcp/; - - if (local $intf->{WIRELESS_ENC_KEY} = $intf->{WIRELESS_ENC_KEY}) { - network::tools::convert_wep_key_for_iwconfig($intf->{WIRELESS_ENC_KEY}); - } - - setVarsInSh($file, $intf, qw(DEVICE BOOTPROTO IPADDR NETMASK NETWORK BROADCAST ONBOOT HWADDR METRIC MII_NOT_SUPPORTED TYPE), - qw(WIRELESS_MODE WIRELESS_ESSID WIRELESS_NWID WIRELESS_FREQ WIRELESS_SENS WIRELESS_RATE WIRELESS_ENC_KEY WIRELESS_RTS WIRELESS_FRAG WIRELESS_IWCONFIG WIRELESS_IWSPY WIRELESS_IWPRIV), - if_($intf->{BOOTPROTO} eq "dhcp", qw(DHCP_HOSTNAME NEEDHOSTNAME)), - if_($intf->{DEVICE} =~ /^ippp\d+$/, qw(DIAL_ON_IFUP)) - ); - substInFile { s/^DEVICE='(`.*`)'/DEVICE=$1/g } $file; #- remove quotes if DEVICE is the result of a command - - chmod $intf->{WIRELESS_ENC_KEY} ? 0700 : 0755, $file; #- hide WEP key for non-root users - log::explanations("written $intf->{DEVICE} interface configuration in $file"); -} - -sub add2hosts { - my ($file, $hostname, @ips) = @_; - my ($sub_hostname) = $hostname =~ /(.*?)\./; - - my %l; - foreach (cat_($file)) { - my ($ip, $aliases) = /^\s*(\S+)\s+(\S+.*)$/ or next; - push @{$l{$ip}}, difference2([ split /\s+/, $aliases ], [ $hostname, $sub_hostname ]); - } cat_($file); - - push @{$l{$_}}, $hostname, if_($sub_hostname, $sub_hostname) foreach grep { $_ } @ips; - - log::explanations("writing host information to $file"); - output($file, map { "$_\t\t" . join(" ", @{$l{$_}}) . "\n" } keys %l); -} - -# The interface/gateway needs to be configured before this will work! -sub guessHostname { - my ($_prefix, $netc, $intf) = @_; - - $intf->{isUp} && dnsServers($netc) or return 0; - $netc->{HOSTNAME} && $netc->{DOMAINNAME} and return 1; - - write_resolv_conf("$::prefix/etc/resolv.conf", $netc); - - my $name = gethostbyaddr(Socket::inet_aton($intf->{IPADDR}), Socket::AF_INET()) or log::explanations("reverse name lookup failed"), return 0; - - log::explanations("reverse name lookup worked"); - - add2hash($netc, { HOSTNAME => $name }); - 1; -} - -sub addDefaultRoute { - my ($netc) = @_; - c::addDefaultRoute($netc->{GATEWAY}) if $netc->{GATEWAY}; -} - -sub sethostname { - my ($netc) = @_; - my $text; - syscall_("sethostname", $netc->{HOSTNAME}, length $netc->{HOSTNAME}) ? ($text="set sethostname to $netc->{HOSTNAME}") : ($text="sethostname failed: $!"); - log::explanations($text); - - if (!$::isInstall) { - run_program::run("/usr/bin/run-parts", "--arg", $netc->{HOSTNAME}, "/etc/sysconfig/network-scripts/hostname.d"); - } -} - -sub resolv($) { - my ($name) = @_; - is_ip($name) and return $name; - my $a = join(".", unpack "C4", (gethostbyname $name)[4]); - #-log::explanations("resolved $name in $a"); - $a; -} - -sub dnsServers { - my ($netc) = @_; - my %used_dns; @used_dns{$netc->{dnsServer}, $netc->{dnsServer2}, $netc->{dnsServer3}} = (1, 2, 3); - sort { $used_dns{$a} <=> $used_dns{$b} } grep { $_ } keys %used_dns; -} - -sub findIntf { - my ($intf, $device) = @_; - $intf->{$device}{DEVICE} = undef; - $intf->{$device}; -} - -my $ip_regexp = qr/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/; - -sub is_ip { - my ($ip) = @_; - my @fields = $ip =~ $ip_regexp or return; - every { 0 <= $_ && $_ <= 255 } @fields or return; - @fields; -} - -sub ip_compare { - my ($ip1, $ip2) = @_; - my (@ip1_fields) = $ip1 =~ $ip_regexp; - my (@ip2_fields) = $ip2 =~ $ip_regexp; - - every { $ip1_fields[$_] eq $ip2_fields[$_] } (0 .. 3); -} - -sub is_ip_forbidden { - my ($ip) = @_; - my @forbidden = ('127.0.0.1', '255.255.255.255'); - - any { ip_compare($ip, $_) } @forbidden; -} - -sub is_domain_name { - my ($name) = @_; - my @fields = split /\./, $name; - $name !~ /\.$/ && @fields > 0 && @fields == grep { /^[[:alnum:]](?:[\-[:alnum:]]{0,61}[[:alnum:]])?$/ } @fields; -} - -sub netmask { - my ($ip) = @_; - return "255.255.255.0" unless is_ip($ip); - $ip =~ $ip_regexp or warn "IP_regexp failed\n" and return "255.255.255.0"; - if ($1 >= 1 && $1 < 127) { - "255.0.0.0"; #-1.0.0.0 to 127.0.0.0 - } elsif ($1 >= 128 && $1 <= 191) { - "255.255.0.0"; #-128.0.0.0 to 191.255.0.0 - } elsif ($1 >= 192 && $1 <= 223) { - "255.255.255.0"; - } else { - "255.255.255.255"; #-experimental classes - } -} - -sub masked_ip { - my ($ip) = @_; - my @ip = is_ip($ip) or return ''; - my @mask = netmask($ip) =~ $ip_regexp; - for (my $i = 0; $i < @ip; $i++) { - $ip[$i] &= int $mask[$i]; - } - join(".", @ip); -} - -sub dns { - my ($ip) = @_; - my @masked = masked_ip($ip) =~ $ip_regexp; - $masked[3] = 2; - join(".", @masked); - -} - -sub gateway { - my ($ip) = @_; - my @masked = masked_ip($ip) =~ $ip_regexp; - $masked[3] = 1; - join(".", @masked); -} - -sub miscellaneous_choose { - my ($in, $u) = @_; - - $in->ask_from('', - N("Proxies configuration"), - [ { label => N("HTTP proxy"), val => \$u->{http_proxy} }, - { label => N("FTP proxy"), val => \$u->{ftp_proxy} }, - ], - complete => sub { - $u->{http_proxy} =~ m,^($|http://), or $in->ask_warn('', N("Proxy should be http://...")), return 1,0; - $u->{ftp_proxy} =~ m,^($|ftp://|http://), or $in->ask_warn('', N("URL should begin with 'ftp:' or 'http:'")), return 1,1; - 0; - } - ) or return; - 1; -} - -sub proxy_configure { - my ($u) = @_; - setExportedVarsInSh("$::prefix/etc/profile.d/proxy.sh", $u, qw(http_proxy ftp_proxy)); - chmod 0755, "$::prefix/etc/profile.d/proxy.sh"; - setExportedVarsInCsh("$::prefix/etc/profile.d/proxy.csh", $u, qw(http_proxy ftp_proxy)); - chmod 0755, "$::prefix/etc/profile.d/proxy.csh"; - - #- Gnome proxy settings - if (-d "$::prefix/etc/gconf/2/") { - my $defaults_dir = "/etc/gconf/gconf.xml.local-defaults"; - my $p_defaults_dir = "$::prefix$defaults_dir"; - my $p_defaults_path = "$::prefix/etc/gconf/2/local-defaults.path"; - -r $p_defaults_path or output_with_perm($p_defaults_path, 0755, qq( -# System local settings -xml:readonly:$defaults_dir -)); - -d $p_defaults_dir or mkdir $p_defaults_dir, 0755; - - my $use_alternate_proxy; - my $gconf_set = sub { - my ($key, $type, $value) = @_; - #- gconftool-2 is available since /etc/gconf/2/ exists - system("gconftool-2", "--config-source=xml::$p_defaults_dir", "--direct", "--set", "--type=$type", $key, $value); - }; - - #- http proxy - if (my ($user, $password, $host, $port) = $u->{http_proxy} =~ m,^http://(?:([^:\@]+)(?::([^:\@]+))?\@)?([^\:]+)(?::(\d+))?$,) { - $port ||= 80; - $gconf_set->("/system/http_proxy/use_http_proxy", "bool", 1); - $gconf_set->("/system/http_proxy/host", "string", $host); - $gconf_set->("/system/http_proxy/port", "int", $port); - $gconf_set->("/system/http_proxy/use_authentication", "bool", to_bool($user)); - $user and $gconf_set->("/system/http_proxy/authentication_user", "string", $user); - $password and $gconf_set->("/system/http_proxy/authentication_password", "string", $password); - - #- https proxy (ssl) - $gconf_set->("/system/proxy/secure_host", "string", $host); - $gconf_set->("/system/proxy/secure_port", "int", $port); - $use_alternate_proxy = 1; - } else { - $gconf_set->("/system/http_proxy/use_http_proxy", "bool", 0); - #- clear the ssl host so that it isn't used if the manual proxy is activated for ftp - $gconf_set->("/system/proxy/secure_host", "string", ""); - } - - #- ftp proxy - if (my ($host, $port) = $u->{ftp_proxy} =~ m,^(?:http|ftp)://(?:[^:\@]+(?::[^:\@]+)?\@)?([^\:]+)(?::(\d+))?$,) { - $port ||= 21; - $gconf_set->("/system/proxy/mode", "string", "manual"); - $gconf_set->("/system/proxy/ftp_host", "string", $host); - $gconf_set->("/system/proxy/ftp_port", "int", $port); - $use_alternate_proxy = 1; - } else { - #- clear the ftp host so that it isn't used if the manual proxy is activated for ssl - $gconf_set->("/system/proxy/ftp_host", "string", ""); - } - - #- set proxy mode to manual if either https or ftp is used - $gconf_set->("/system/proxy/mode", "string", $use_alternate_proxy ? "manual" : "none"); - - #- make gconf daemons reload their settings - system("killall -s HUP gconfd-2"); - } -} - -sub read_all_conf { - my ($_prefix, $netc, $intf, $o_netcnx) = @_; - $netc ||= {}; $intf ||= {}; - my $netcnx = $o_netcnx || {}; - add2hash($netc, read_conf("$::prefix/etc/sysconfig/network")) if -r "$::prefix/etc/sysconfig/network"; - add2hash($netc, read_resolv_conf()); - add2hash($netc, read_tmdns_conf()); - foreach (all("$::prefix/etc/sysconfig/network-scripts")) { - my ($device) = /^ifcfg-([A-Za-z0-9.:]+)$/; - next if $device =~ /.rpmnew$|.rpmsave$/; - if ($device && $device ne 'lo') { - my $intf = findIntf($intf, $device); - add2hash($intf, { getVarsFromSh("$::prefix/etc/sysconfig/network-scripts/$_") }); - $intf->{DEVICE} ||= $device; - $intf->{WIRELESS_ENC_KEY} = network::tools::get_wep_key_from_iwconfig($intf->{WIRELESS_ENC_KEY}); - } - } - if (my $default_intf = network::tools::get_default_gateway_interface($netc, $intf)) { - $netcnx->{type} ||= network::tools::get_interface_type($intf->{$default_intf}); - } -} - -#- FIXME: this is buggy, use network::tools::get_default_gateway_interface -sub probe_netcnx_type { - my ($_prefix, $_netc, $intf, $netcnx) = @_; - #- try to probe $netcnx->{type} which is used almost everywhere. - unless ($netcnx->{type}) { - #- ugly hack to determine network type (avoid saying not configured in summary). - -e "$::prefix/etc/ppp/peers/adsl" and $netcnx->{type} ||= 'adsl'; # enough ? - -e "$::prefix/etc/ppp/ioptions1B" || -e "$::prefix/etc/ppp/ioptions2B" and $netcnx->{type} ||= 'isdn'; # enough ? - $intf->{ppp0} and $netcnx->{type} ||= 'modem'; - $intf->{eth0} and $netcnx->{type} ||= 'lan'; - } -} - -sub easy_dhcp { - my ($modules_conf, $netc, $intf) = @_; - - return if text2bool($netc->{NETWORKING}); - - require modules; - require network::ethernet; - modules::load_category($modules_conf, list_modules::ethernet_categories()); - my @all_dev = sort map { $_->[0] } network::ethernet::get_eth_cards($modules_conf); - - #- only for a single ethernet network card - my @ether_dev = grep { /^eth[0-9]+$/ && `LC_ALL= LANG= $::prefix/sbin/ip -o link show $_ 2>/dev/null` =~ m|\slink/ether\s| } @all_dev; - @ether_dev == 1 or return; - - my $dhcp_intf = $ether_dev[0]; - log::explanations("easy_dhcp: found $dhcp_intf"); - - put_in_hash($netc, { - NETWORKING => "yes", - DHCP => "yes", - NET_DEVICE => $dhcp_intf, - NET_INTERFACE => $dhcp_intf, - }); - $intf->{$dhcp_intf} ||= {}; - put_in_hash($intf->{$dhcp_intf}, { - DEVICE => $dhcp_intf, - BOOTPROTO => 'dhcp', - NETMASK => '255.255.255.0', - ONBOOT => 'yes' - }); - 1; -} - -#- configureNetwork2 : configure the network interfaces. -#- input -#- $prefix -#- $netc -#- $intf -#- $netc input -#- NETWORKING : networking flag : string : "yes" by default -#- FORWARD_IPV4 : forward IP flag : string : "false" by default -#- HOSTNAME : hostname : string : "localhost.localdomain" by default -#- DOMAINNAME : domainname : string : $netc->{HOSTNAME} =~ /\.(.*)/ by default -#- DOMAINNAME2 : well it's another domainname : have to look further why we used 2 -#- The following are facultatives -#- DHCP_HOSTNAME : If you have a dhcp and want to set the hostname -#- GATEWAY : gateway -#- GATEWAYDEV : gateway interface -#- NISDOMAIN : nis domain -#- $netc->{dnsServer} : dns server 1 -#- $netc->{dnsServer2} : dns server 2 -#- $netc->{dnsServer3} : dns server 3 : note that we uses the dns1 for the LAN, and the 2 others for the internet conx -#- $intf input: for each $device (for example ethx) -#- $intf->{$device}{IPADDR} : IP address -#- $intf->{$device}{NETMASK} : netmask -#- $intf->{$device}{DEVICE} : DEVICE = $device -#- $intf->{$device}{BOOTPROTO} : boot prototype : "bootp" or "dhcp" or "pump" or ... -sub configureNetwork2 { - my ($in, $modules_conf, $_prefix, $netc, $intf) = @_; - my $etc = "$::prefix/etc"; - if (!$::testing) { - require network::ethernet; - network::ethernet::update_iftab(); - network::ethernet::configure_eth_aliases($modules_conf); - - $netc->{wireless_eth} and $in->do_pkgs->ensure_binary_is_installed('wireless-tools', 'iwconfig', 'auto'); - write_conf($netc); - write_resolv_conf("$etc/resolv.conf", $netc) unless $netc->{DHCP}; - if ($::isInstall && ! -e "/etc/resolv.conf") { - #- symlink resolv.conf in install root too so that updates and suppl media can be added - symlink "$etc/resolv.conf", "/etc/resolv.conf"; - } - foreach (grep { !/^ppp\d+/ } keys %$intf) { - unlink("$etc/sysconfig/network-scripts/$_"); - write_interface_conf("$etc/sysconfig/network-scripts/ifcfg-$_", $intf->{$_}, $netc, $::prefix); - } - add2hosts("$etc/hosts", $netc->{HOSTNAME}, "127.0.0.1") if $netc->{HOSTNAME}; - add2hosts("$etc/hosts", "localhost", "127.0.0.1"); - - any { $_->{BOOTPROTO} eq "dhcp" } values %$intf and $in->do_pkgs->install($netc->{dhcp_client} || 'dhcp-client'); - if ($netc->{ZEROCONF_HOSTNAME}) { - $in->do_pkgs->ensure_binary_is_installed('tmdns', 'tmdns', 'auto') if !$in->do_pkgs->is_installed('bind'); - $in->do_pkgs->ensure_binary_is_installed('zcip', 'zcip', 'auto'); - write_zeroconf("$etc/tmdns.conf", $netc->{ZEROCONF_HOSTNAME}); - require services; - services::start_service_on_boot("tmdns"); - services::restart("tmdns"); - } else { - #- disable zeroconf - require services; - #- write blank hostname so that drakconnect does not assume zeroconf is enabled - -f "$etc/tmdns.conf" and write_zeroconf("$etc/tmdns.conf", ''); - if (-f "$etc/rc.d/init.d/tmdns") { - services::stop("tmdns"); - services::do_not_start_service_on_boot("tmdns"); - } - } - any { $_->{BOOTPROTO} =~ /^(pump|bootp)$/ } values %$intf and $in->do_pkgs->install('pump'); - } -} - -1; |