diff options
Diffstat (limited to 'lib/network/connection/wireless.pm')
| -rw-r--r-- | lib/network/connection/wireless.pm | 1132 |
1 files changed, 1132 insertions, 0 deletions
diff --git a/lib/network/connection/wireless.pm b/lib/network/connection/wireless.pm new file mode 100644 index 0000000..ad02481 --- /dev/null +++ b/lib/network/connection/wireless.pm @@ -0,0 +1,1132 @@ +package network::connection::wireless; + +use base qw(network::connection::ethernet); + +use strict; +use common; +use log; +use network::network; + +#- class attributes: +#- network: ID of the selected network + +sub get_type_name() { N("Wireless") } +sub get_type_description() { N("Wireless (Wi-Fi)") } +sub _get_type_icon() { 'wireless' } +sub get_devices { + my ($_class, %options) = @_; + require detect_devices; + my @devices = detect_devices::probe_category('network/wireless'); + my @wireless = grep { detect_devices::is_wireless_interface($_) } detect_devices::get_lan_interfaces(); + my @all_devices = (@devices, network::connection::ethernet::get_unlisted_devices(\@wireless, \@devices)); + foreach (@all_devices) { + my $interface = $_->{interface} || network::connection::ethernet::device_to_interface($_) or next; + my $driver = network::connection::ethernet::interface_to_driver($interface) or next; + $_->{driver} = $driver if $driver; + } + @all_devices, + if_(!$options{automatic_only}, { + driver => 'ndiswrapper', + description => N("Use a Windows driver (with ndiswrapper)"), + }); +} + +sub handles_ifcfg { + my ($_class, $ifcfg) = @_; + require detect_devices; + detect_devices::is_wireless_interface($ifcfg->{DEVICE}) || exists $ifcfg->{WIRELESS_MODE}; +} + +sub get_metric { 35 } + +#- http://www.linux-wireless.org/Install-HOWTO/WL/WEP-Key-HOWTO.txt +my $wpa_supplicant_max_wep_key_len = 32; + +our %wireless_enc_modes = ( + none => N_("None"), + open => N_("Open WEP"), + restricted => N_("Restricted WEP"), + 'wpa-psk' => N_("WPA/WPA2 Pre-Shared Key"), + 'wpa-eap' => N_("WPA/WPA2 Enterprise"), +); +#define the eap related variables we handle +#0 means we preserve value if found +#1 means we save without quotes +#2 save with quotes +my %eap_vars = ( + ssid => 2, + scan_ssid => 1, + identity => 2, + password => 2, + key_mgmt => 1, + eap => 1, + pairwise => 1, + group => 1, + proto => 1, + ca_cert => 2, + client_cert => 2, + phase2 => 2, + anonymous_identity => 2, + subject_match => 2, + disabled => 0, + id_str => 0, + bssid => 0, + priority => 0, + auth_alg => 0, + eapol_flags => 0, + proactive_key_caching => 0, + peerkey => 0, + ca_path => 0, + private_key => 0, + private_key_passwd => 0, + dh_file => 0, + altsubject_match => 0, + phase1 => 0, + fragment_size => 0, + eap_workaround => 0, +); + +my @thirdparty_settings = ( + { + name => 'zd1201', + description => 'ZyDAS ZD1201', + url => 'http://linux-lc100020.sourceforge.net/', + firmware => { + test_file => 'zd1201*.fw', + }, + }, + + (map { + { + name => "ipw${_}", + description => "Intel(R) PRO/Wireless ${_}", + url => "http://ipw${_}.sourceforge.net/", + firmware => { + url => "http://ipw${_}.sourceforge.net/firmware.php", + test_file => "ipw$_-*.fw", + }, + }; + } (2100, 2200)), + + { + name => "ipw3945", + description => "Intel(R) PRO/Wireless 3945", + url => "http://ipw3945.sourceforge.net/", + firmware => { + package => "ipw3945-ucode", + test_file => "ipw3945.ucode", + }, + tools => { + package => "ipw3945d", + test_file => '/usr/sbin/ipw3945d', + }, + }, + + (map { + my ($version, $ucode_api, $ucode_version) = @$_; + $ucode_version ||= $version; + { + name => "iwl${version}", + description => "Intel(R) PRO/Wireless ${version}", + url => "http://intellinuxwireless.org/", + firmware => { + package => "iwlwifi-${version}-ucode", + test_file => "iwlwifi-${ucode_version}${ucode_api}.ucode", + }, + sleep => 1, + }; + } ([ 3945, '-1' ], [ 4965, '-1' ], [ 'agn', '-1', 5000 ])), + + { + name => 'p54pci', + description => 'PCI adaptors based on the Intersil Prism54 chip series', + url => 'http://wireless.kernel.org/en/users/Drivers/p54', + firmware => { + url => 'http://wireless.kernel.org/en/users/Drivers/p54#firmware', + test_file => "isl3886pci", + }, + }, + + { + name => 'p54usb', + description => 'USB adaptors based on the Intersil Prism54 chip series', + url => 'http://wireless.kernel.org/en/users/Drivers/p54', + firmware => { + url => 'http://wireless.kernel.org/en/users/Drivers/p54#firmware', + test_file => "isl388*usb", + }, + }, + + { + name => 'atmel', + matching => [ qw(at76_usb atmel_cs atmel_pci) ], + description => 'Atmel at76c50x cards', + url => 'http://thekelleys.org.uk/atmel/', + firmware => { + test_file => 'atmel_at76c50*', + }, + links => 'http://at76c503a.berlios.de/', + }, + + { + name => 'madwifi', + matching => 'ath_pci', + description => 'Multiband Atheros Driver for WiFi', + url => 'http://madwifi.org/', + kernel_module => 1, + tools => { + optional => 1, + test_file => '/usr/bin/athstats', + }, + }, + + { + name => 'prism2', + matching => qr/^prism2_/, + description => 'Prism2 based cards', + tools => { + package => 'prism2-utils', + test_file => '/sbin/wlanctl-ng', + }, + }, + + { + name => 'zd1211', + matching => 'zd1211rw', + description => 'ZD1211 chip', + firmware => { + url => 'http://sourceforge.net/projects/zd1211/', + test_file => 'zd1211/zd1211_*', + }, + }, + + { + name => 'bcm43xx', + description => 'Broadcom bcm43xx wireless chips', + url => 'http://bcm43xx.berlios.de/', + firmware => { + test_file => 'bcm43xx_microcode*.fw', + no_package => 1, + extract => { + name => 'bcm43xx-fwcutter', + test_file => '/usr/bin/bcm43xx-fwcutter', + windows_source => 'bcmwl5.sys', + default_source => 'bcmwl5.sys', + run => sub { + my ($file) = @_; + run_program::rooted($::prefix, '/usr/bin/bcm43xx-fwcutter', + '-w', $network::thirdparty::firmware_directory, $file); + }, + }, + }, + }, + + (map { + +{ + name => $_, + description => "Broadcom $_ wireless chips", + url => 'http://wireless.kernel.org/en/users/Drivers/b43', + firmware => { + test_file => $_ . "/ucode*.fw", + no_package => 1, + extract => { + name => 'b43-fwcutter', + test_file => '/usr/bin/b43-fwcutter', + windows_source => 'bcmwl5.sys', + default_source => 'bcmwl5.sys', + run => sub { + my ($file) = @_; + run_program::rooted($::prefix, '/usr/bin/b43-fwcutter', + '-w', $network::thirdparty::firmware_directory, $file); + }, + }, + }, + }; + } qw(b43 b43legacy)), + + { + name => 'broadcom-wl', + matching => 'wl', + description => 'Broadcom Hybrid', + url => 'http://www.broadcom.com/support/802.11/linux_sta.php', + kernel_module => 1, + }, + + { + name => 'acx100', + matching => [ qw(acx_pci acx_usb) ], + description => 'ACX100/ACX111/TNETW1450', + firmware => { + url => 'http://acx100.sourceforge.net/wiki/Firmware', + test_file => 'tiacx1*', + no_distro_package => 1, + }, + }, + + { + name => 'ndiswrapper', + description => 'Wireless device using ndiswrapper (windows drivers)', + tools => { + test_file => '/usr/sbin/ndiswrapper', + }, + firmware => { + user_install => sub { + my ($settings, $in) = @_; + require network::ndiswrapper; + $settings->{device} = network::ndiswrapper::select_device($in) or return; + network::ndiswrapper::setup_device($in, $settings->{device}); + $settings->{device}{driver} = $settings->{name}; + }, + url => 'http://ndiswrapper.sourceforge.net/mediawiki/index.php/List', + component_name => N_("Windows driver"), + no_package => 1, + }, + no_module_reload => 1, + }, + + { + name => 'rt61', + matching => 'rt61pci', + description => 'Ralink RT61 802.11abg WLAN', + firmware => { + url => 'http://rt2x00.serialmonkey.com/', + test_file => 'rt2661.bin', + }, + }, + + { + name => 'rt73', + matching => 'rt73usb', + description => 'Ralink RT73 802.11abg WLAN', + firmware => { + url => 'http://rt2x00.serialmonkey.com/', + test_file => 'rt73.bin', + }, + }, + + (map { + +{ + name => "rt${_}", + matching => qr/^rt${_}(sta|)$/, + description => 'Ralink RT${_} WiFi', + kernel_module => 1, + firmware => { + url => 'http://www.ralinktech.com/', + test_file => "rt${_}.bin", + }, + }; + } (2860, 2870, 3090)), + + { + name => 'rtl8187se', + matching => 'r8180', + description => 'Realtek RTL8180 / RTL8185 WiFi', + kernel_module => 1, + }, +); + +sub get_packages { 'wireless-tools' } + +sub get_thirdparty_settings() { + \@thirdparty_settings; +} + +sub setup_thirdparty { + my ($self, $in) = @_; + require network::rfswitch; + network::rfswitch::configure(); + if ($self->get_driver eq 'ndiswrapper') { + require network::ndiswrapper; + my @devices = map { network::ndiswrapper::present_devices($_) } network::ndiswrapper::installed_drivers(); + return {} if member($self->{device}, @devices) && network::ndiswrapper::find_interface($self->{device}); + } + my $thirdparty = $self->SUPER::setup_thirdparty($in); + my $driver = $self->get_driver; + if ($self->{thirdparty} && $driver eq 'ipw3945' && !$self->rf_killed && !$self->SUPER::check_device) { + log::explanations("Reloading module $driver"); + eval { modules::unload($driver) }; + eval { modules::load($driver) }; + } + $thirdparty; +} + +sub rf_killed { + my ($self) = @_; + if ($self->{device}{sysfs_device}) { + my $rf_kill_path = $self->{device}{sysfs_device} . "/rf_kill"; + if (-e $rf_kill_path) { + my $rf_kill = chomp_(cat_($rf_kill_path)); + #- for ipw drivers, 0 means no RF kill switch + return $rf_kill != 0; + } + } + undef; +} + +sub check_device { + my ($self) = @_; + if ($self->rf_killed) { + $self->{device}{error} = N("Your wireless card is disabled, please enable the wireless switch (RF kill switch) first."); + return 0; + } + return $self->SUPER::check_device; +} + +sub load_interface_settings { + my ($self) = @_; + $self->network::connection::load_interface_settings; + $self->{hide_passwords} = 1; + # override ifcfg with network-specific settings if available + my $network = $self->get_selected_network; + $self->{ifcfg}= $network ? + get_network_ifcfg($network->{ap}) || get_network_ifcfg($network->{essid}) : + $self->{ifcfg}; + + $self->SUPER::map_ifcfg2config_settings; +} + +sub get_networks { + my ($self, $o_net) = @_; + require network::monitor; + ($self->{networks}, $self->{control}{roaming}) = network::monitor::list_wireless($o_net && $o_net->{monitor}, $self->get_interface); + $self->probed_networks; + $self->{networks}; +} + +sub refresh_roaming_ids { + my ($self) = @_; + #- needed when switching from non-roaming to roaming + #- or after restarting wpa_supplicant + #- to get fresh wpa_supplicant network IDs + get_networks($self) if $self->{control}{roaming}; +} + +sub selected_network_is_configured { + my ($self) = @_; + $self->refresh_roaming_ids; + $self->SUPER::selected_network_is_configured; +} + +sub guess_network { + my ($_self) = @_; + #- FIXME: try to find the AP matching $self->{ifcfg}{WIRELESS_ESSID}; +} + +sub get_network_ifcfg { + my ($ssid) = @_; + require network::network; + my $file = $::prefix . $network::network::wireless_d . '/' . $ssid; + -f $file && { getVarsFromSh($file) }; +} + +sub guess_network_access_settings { + my ($self) = @_; + + my $network = $self->get_selected_network; + my $ifcfg = $self->{ifcfg}; + $ifcfg ||= {}; + + $self->{access}{network}{bssid} = $network && $network->{hidden} && $network->{ap}; + $self->{access}{network}{essid} = $network && $network->{essid} || $ifcfg->{WIRELESS_ESSID} || !$network && "any"; + ($self->{access}{network}{key}, my $restricted, $self->{access}{network}{force_ascii_key}) = + get_wep_key_from_iwconfig($ifcfg->{WIRELESS_ENC_KEY}); + + $self->{access}{network}{encryption} = + $network && $network->{flags} =~ /eap/i ? + 'wpa-eap' : + $network && $network->{flags} =~ /wpa/i ? + 'wpa-psk' : + $network && $network->{flags} =~ /wep/i || $self->{access}{network}{key} ? + $ifcfg->{WIRELESS_ENC_MODE} || ($restricted ? 'restricted' : 'open') : + 'none'; + + undef $self->{ifcfg}{WIRELESS_IWPRIV} if is_old_rt2x00($self->get_driver) && $self->{ifcfg}{WIRELESS_IWPRIV} =~ /WPAPSK/; + + my $system_file = '/etc/sysconfig/drakx-net'; + my %global_settings = getVarsFromSh($system_file); + $self->{control}{roaming} = + (exists $self->{ifcfg}{WIRELESS_WPA_DRIVER} || text2bool($global_settings{ROAMING})) + && !is_old_rt2x00($self->get_driver); + + $self->{access}{network}{mode} = + $network && $network->{mode} || + $ifcfg->{WIRELESS_MODE} || + 'Managed'; + + wpa_supplicant_load_eap_settings($self->{access}{network}) if $self->need_wpa_supplicant; +} + +sub get_network_access_settings_label { N("Wireless settings") } + +sub get_network_access_settings { + my ($self) = @_; + [ + { label => N("Operating Mode"), val => \$self->{access}{network}{mode}, + list => [ N_("Ad-hoc"), N_("Managed"), N_("Master"), N_("Repeater"), N_("Secondary"), N_("Auto") ], + format => \&translate, + }, + { label => N("Network name (ESSID)"), val => \$self->{access}{network}{essid}, + disabled => sub { my $network = $self->get_selected_network; $network && $network->{essid} } }, + { label => N("Encryption mode"), val => \$self->{access}{network}{encryption}, list => [ keys %wireless_enc_modes ], + sort => 1, format => sub { translate($wireless_enc_modes{$_[0]}) } }, + { label => N("Encryption key"), val => \$self->{access}{network}{key}, + hidden => sub { $self->{hide_passwords} }, + disabled => sub { member($self->{access}{network}{encryption}, qw(none wpa-eap)) } }, + { text => N("Hide password"), + type => "bool", val => \$self->{hide_passwords} }, + { text => N("Force using this key as ASCII string (e.g. for Livebox)"), + type => "bool", val => \$self->{access}{network}{force_ascii_key}, + disabled => sub { + #- only for WEP keys looking like hexadecimal + !member($self->{access}{network}{encryption}, qw(open restricted)) || + !get_hex_key($self->{access}{network}{key}); + } }, + { label => N("EAP Login/Username"), val => \$self->{access}{network}{eap_identity}, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N("The login or username. Format is plain text. If you +need to specify domain then try the untested syntax + DOMAIN\\username") }, + { label => N("EAP Password"), val => \$self->{access}{network}{eap_password}, + hidden => sub { $self->{hide_passwords} }, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N(" Password: A string. +Note that this is not the same thing as a psk. +____________________________________________________ +RELATED ADDITIONAL INFORMATION: +In the Advanced Page, you can select which EAP mode +is used for authentication. For the eap mode setting + Auto Detect: implies all possible modes are tried. + +If Auto Detect fails, try the PEAP TTLS combo bofore others +Note: + The settings MD5, MSCHAPV2, OTP and GTC imply +automatically PEAP and TTLS modes. + TLS mode is completely certificate based and may ignore +the username and password values specified here.") }, + { label => N("EAP client certificate"), val => \$self->{access}{network}{eap_client_cert}, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N("The complete path and filename of client certificate. This is +only used for EAP certificate based authentication. It could be +considered as the alternative to username/password combo. + Note: other related settings are shown on the Advanced page.") }, + { label => N("Network ID"), val => \$self->{ifcfg}{WIRELESS_NWID}, advanced => 1 }, + { label => N("Operating frequency"), val => \$self->{ifcfg}{WIRELESS_FREQ}, advanced => 1 }, + { label => N("Sensitivity threshold"), val => \$self->{ifcfg}{WIRELESS_SENS}, advanced => 1 }, + { label => N("Bitrate (in b/s)"), val => \$self->{ifcfg}{WIRELESS_RATE}, advanced => 1 }, + { label => N("RTS/CTS"), val => \$self->{ifcfg}{WIRELESS_RTS}, advanced => 1, + help => N("RTS/CTS adds a handshake before each packet transmission to make sure that the +channel is clear. This adds overhead, but increase performance in case of hidden +nodes or large number of active nodes. This parameter sets the size of the +smallest packet for which the node sends RTS, a value equal to the maximum +packet size disable the scheme. You may also set this parameter to auto, fixed +or off.") + }, + { label => N("Fragmentation"), val => \$self->{ifcfg}{WIRELESS_FRAG}, advanced => 1 }, + { label => N("iwconfig command extra arguments"), val => \$self->{ifcfg}{WIRELESS_IWCONFIG}, advanced => 1, + help => N("Here, one can configure some extra wireless parameters such as: +ap, channel, commit, enc, power, retry, sens, txpower (nick is already set as the hostname). + +See iwconfig(8) man page for further information."), + }, + { label => + #-PO: split the "xyz command extra argument" translated string into two lines if it's bigger than the english one + N("iwspy command extra arguments"), val => \$self->{ifcfg}{WIRELESS_IWSPY}, advanced => 1, + help => N("iwspy is used to set a list of addresses in a wireless network +interface and to read back quality of link information for each of those. + +This information is the same as the one available in /proc/net/wireless : +quality of the link, signal strength and noise level. + +See iwpspy(8) man page for further information."), + }, + { label => N("iwpriv command extra arguments"), val => \$self->{ifcfg}{WIRELESS_IWPRIV}, advanced => 1, + disabled => sub { $self->need_rt2x00_iwpriv }, + help => N("iwpriv enable to set up optionals (private) parameters of a wireless network +interface. + +iwpriv deals with parameters and setting specific to each driver (as opposed to +iwconfig which deals with generic ones). + +In theory, the documentation of each device driver should indicate how to use +those interface specific commands and their effect. + +See iwpriv(8) man page for further information."), + }, + { label => N("EAP Protocol"), val => \$self->{access}{network}{forceeap}, + list => [ N_("Auto Detect"), N_("WPA2"), N_("WPA") ], + sort => 1, format => \&translate, advanced => 1, + help => N("Auto Detect is recommended as it first tries WPA version 2 with +a fallback to WPA version 1") }, + { label => N("EAP Mode"), val => \$self->{access}{network}{eap_eap}, + list => [ N_("Auto Detect"), N_("PEAP"), N_("TTLS"), N_("TLS"), N_("MSCHAPV2"), N_("MD5"), N_("OTP"), N_("GTC"), N_("LEAP") , N_("PEAP TTLS"), N_("TTLS TLS") ], + sort => 1, format => \&translate, advanced => 1, }, + { label => N("EAP key_mgmt"), val => \$self->{access}{network}{eap_key_mgmt}, advanced => 1, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N("list of accepted authenticated key management protocols. +possible values are WPA-EAP, IEEE8021X, NONE") }, + { label => N("EAP outer identity"), val => \$self->{access}{network}{eap_anonymous_identity}, advanced => 1, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N("Anonymous identity string for EAP: to be used as the +unencrypted identity with EAP types that support different +tunnelled identity, e.g., TTLS") }, + { label => N("EAP phase2"), val => \$self->{access}{network}{eap_phase2}, advanced => 1, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' } , + help => N("Inner authentication with TLS tunnel parameters. +input is string with field-value pairs, Examples: +auth=MSCHAPV2 for PEAP or +autheap=MSCHAPV2 autheap=MD5 for TTLS") }, + { label => N("EAP CA certificate"), val => \$self->{access}{network}{eap_ca_cert}, advanced => 1, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N("Full file path to CA certificate file (PEM/DER). This file +can have one or more trusted CA certificates. If ca_cert are not +included, server certificate will not be verified. If possible, +a trusted CA certificate should always be configured +when using TLS or TTLS or PEAP.") }, + { label => N("EAP certificate subject match"), val => \$self->{access}{network}{eap_subject_match}, advanced => 1, + disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' }, + help => N(" Substring to be matched against the subject of +the authentication server certificate. If this string is set, +the server sertificate is only accepted if it contains this +string in the subject. The subject string is in following format: +/C=US/ST=CA/L=San Francisco/CN=Test AS/emailAddress=as\@example.com") }, + { label => N("Extra directives"), val => \$self->{access}{network}{extra}, advanced => 1, + help => N("Here one can pass extra settings to wpa_supplicant +The expected format is a string field=value pair. Multiple values +maybe specified, separating each value with the # character. +Note: directives are passed unchecked and may cause the wpa +negotiation to fail silently. Supported directives are preserved +across editing. +Supported directives are : + disabled, id_str, bssid, priority, auth_alg, eapol_flags, + proactive_key_caching, peerkey, ca_path, private_key, + private_key_passwd, dh_file, altsubject_match, phase1, + fragment_size and eap_workaround, pairwise, group + Others such as key_mgmt, eap maybe used to force + special settings different from the U.I settings.") }, + ]; +} + +sub check_network_access_settings { + my ($self) = @_; + + if (!member($self->{access}{network}{encryption}, qw(none wpa-eap)) && !$self->{access}{network}{key}) { + $self->{network_access}{error}{message} = N("An encryption key is required."); + $self->{network_access}{error}{field} = \$self->{access}{network}{key}; + return 0; + } + + if ($self->{access}{network}{encryption} eq 'wpa-psk' && + !convert_psk_key_for_wpa_supplicant($self->{access}{network}{key})) { + $self->{network_access}{error}{message} = N("The pre-shared key should have between 8 and 63 ASCII characters, or 64 hexadecimal characters."); + $self->{network_access}{error}{field} = \$self->{access}{network}{key}; + return 0; + } + if (member($self->{access}{network}{encryption}, qw(open restricted)) && + !convert_wep_key_for_wpa_supplicant($self->{access}{network}{key}, $self->{access}{network}{force_ascii_key})) { + $self->{network_access}{error}{message} = N("The WEP key should have at most %d ASCII characters or %d hexadecimal characters.", + $wpa_supplicant_max_wep_key_len, $wpa_supplicant_max_wep_key_len * 2); + $self->{network_access}{error}{field} = \$self->{access}{network}{key}; + return 0; + } + + if ($self->{ifcfg}{WIRELESS_FREQ} && $self->{ifcfg}{WIRELESS_FREQ} !~ /[0-9.]*[kGM]/) { + $self->{network_access}{error}{message} = N("Freq should have the suffix k, M or G (for example, \"2.46G\" for 2.46 GHz frequency), or add enough '0' (zeroes)."); + $self->{network_access}{error}{field} = \$self->{ifcfg}{WIRELESS_FREQ}; + return 0; + } + + if ($self->{ifcfg}{WIRELESS_RATE} && $self->{ifcfg}{WIRELESS_RATE} !~ /[0-9.]*[kGM]/) { + $self->{network_access}{error}{message} = N("Rate should have the suffix k, M or G (for example, \"11M\" for 11M), or add enough '0' (zeroes)."); + $self->{network_access}{error}{field} = \$self->{ifcfg}{WIRELESS_RATE}; + return 0; + } + + return 1; +} + +sub get_control_settings { + my ($self) = @_; + [ + @{$self->SUPER::get_control_settings}, + { text => N("Allow access point roaming"), val => \$self->{control}{roaming}, type => "bool", + disabled => sub { is_wpa_supplicant_blacklisted($self->get_driver) } }, + ]; +} + +sub need_wpa_supplicant { + my ($self) = @_; + ($self->{control}{roaming} || $self->{access}{network}{encryption} =~ /^wpa-/) && !is_old_rt2x00($self->get_driver); +} + +sub install_packages { + my ($self, $in) = @_; + if ($self->need_wpa_supplicant) { + $in->do_pkgs->ensure_is_installed('wpa_supplicant', '/usr/sbin/wpa_supplicant') or return; + $in->do_pkgs->ensure_is_installed('mandi', '/usr/sbin/mandi'); + } + $self->SUPER::install_packages($in); +} + + +sub build_ifcfg_settings { + my ($self) = @_; + + # if we are not using WEP, the key is always ASCII (#52128) + $self->{access}{network}{force_ascii_key} = 1 unless member($self->{access}{network}{encryption}, qw(open restricted)); + + my $settings = { + WIRELESS_MODE => $self->{access}{network}{mode}, + if_($self->need_wpa_supplicant, + WIRELESS_WPA_DRIVER => wpa_supplicant_get_driver($self->get_driver), + WIRELESS_WPA_REASSOCIATE => bool2yesno($self->need_wpa_supplicant_reassociate), + MII_NOT_SUPPORTED => 'no', + ), + WIRELESS_ESSID => $self->{access}{network}{essid}, + if_($self->{access}{network}{encryption} ne 'none', + WIRELESS_ENC_KEY => convert_wep_key_for_iwconfig($self->{access}{network}{key}, $self->{access}{network}{force_ascii_key})), + if_(member($self->{access}{network}{encryption}, qw(open restricted)), + WIRELESS_ENC_MODE => $self->{access}{network}{encryption}), + if_($self->need_rt2x00_iwpriv, + #- use iwpriv for WPA with rt2400/rt2500 drivers, they don't plan to support wpa_supplicant + WIRELESS_IWPRIV => qq(set AuthMode=WPAPSK +set EncrypType=TKIP +set SSID=$self->{access}{network}{essid} +set WPAPSK="$self->{access}{network}{key}" +set TxRate=0)), + (map { $_ => $self->{ifcfg}{$_} } + qw(WIRELESS_NWID WIRELESS_FREQ WIRELESS_SENS WIRELESS_RATE WIRELESS_RTS WIRELESS_FRAG WIRELESS_IWCONFIG WIRELESS_IWSPY), if_(!$self->need_rt2x00_iwpriv, 'WIRELESS_IWPRIV')), + }; + $self->SUPER::build_ifcfg_settings($settings); +} + +sub add_network_to_wpa_supplicant { + my ($self) = @_; + if ($self->{access}{network}{encryption} eq 'wpa-eap') { + wpa_supplicant_add_eap_network($self->{access}{network}); + } else { + wpa_supplicant_add_network($self->{access}{network}); + } + #- this should be handled by the monitoring daemon instead + run_program::run('/usr/sbin/wpa_cli', 'reconfigure'); +} + +sub write_settings { + my ($self, $o_net, $o_modules_conf) = @_; + + my $network = $self->get_selected_network; + network::network::write_wireless_conf($_, $self->build_ifcfg_settings) foreach + grep { $_ } ($network ? $network->{ap} : ()), $self->{access}{network}{essid}; + + $self->add_network_to_wpa_supplicant if $self->need_wpa_supplicant; + + wlan_ng_configure($self->{access}{network}{essid}, $self->{access}{network}{key}, $self->get_interface, $self->get_driver) if $self->{thirdparty}{name} eq 'prism2'; + + $self->SUPER::write_settings($o_net, $o_modules_conf); +} + +sub apply_network_selection { + my ($self) = @_; + require network::network; + my $file = network::network::get_ifcfg_file($self->get_interface); + network::network::write_interface_settings($self->build_ifcfg_settings, $file); + + $self->add_network_to_wpa_supplicant if $self->need_wpa_supplicant; +} + +sub network_is_configured { + my ($self, $network) = @_; + if ($self->{control}{roaming}) { + return defined $network->{id}; + } else { + my $wireless_ifcfg = get_network_ifcfg($network->{ap}) || defined $network->{essid} && get_network_ifcfg($network->{essid}); + return $wireless_ifcfg; + } +} + +sub connect { + my ($self, $_in, $net) = @_; + + $self->SUPER::connect; + + if ($self->{control}{roaming}) { + my $network_id; + foreach (0 .. 1) { + $self->refresh_roaming_ids if $_; + my $network = $self->get_selected_network; + $network_id = $network->{id} if $network && defined $network->{id}; + } + if (defined $network_id) { + if ($net->{monitor}) { + log::explanations("selecting wpa_supplicant network $network_id through network monitor"); + eval { $net->{monitor}->select_network($network_id) }; + return !$@; + } else { + run_program::run('/usr/sbin/wpa_cli', 'select_network', $network_id); + } + } + } +} + +sub get_status_message { + my ($self, $status) = @_; + my $interface = $self->get_interface; + my ($current_essid, $current_ap) = get_access_point($interface); + my $network = $current_essid || $current_ap && "[$current_ap]"; + { + link_up => N("Associated to wireless network \"%s\" on interface %s", $network, $interface), + link_down => N("Lost association to wireless network on interface %s", $interface), + }->{$status} || $self->SUPER::get_status_message($status); +} + + + +my $wpa_supplicant_conf = "/etc/wpa_supplicant.conf"; + +sub get_access_point { + my ($intf) = @_; + (chomp_(`/sbin/iwgetid -r $intf 2>/dev/null`), lc(chomp_(`/sbin/iwgetid -r -a $intf 2>/dev/null`))); +} + +sub is_old_rt2x00 { + my ($module) = @_; + member($module, qw(rt2400 rt2500 rt2570 rt61 rt73)); +} + +sub is_wpa_supplicant_blacklisted { + my ($module) = @_; + is_old_rt2x00($module); +} + +sub need_wpa_supplicant_reassociate { + my ($self) = @_; + $self->get_driver eq 'rt61pci'; +} + +sub need_rt2x00_iwpriv { + my ($self) = @_; + is_old_rt2x00($self->get_driver) && $self->{access}{network}{encryption} eq 'wpa-psk'; +} + +sub get_hex_key { + my ($key) = @_; + #- odd number or non-hexa characters, consider the key as ASCII and prepend "s:" + if ($key =~ /^([[:xdigit:]]{4}[\:-]?)+[[:xdigit:]]{2,}$/) { + $key =~ s/[\:-]//g; + return lc($key); + } +} + +sub convert_wep_key_for_iwconfig { + my ($real_key, $force_ascii) = @_; + !$force_ascii && get_hex_key($real_key) || "s:$real_key"; +} + +sub convert_wep_key_for_wpa_supplicant { + my ($key, $force_ascii) = @_; + if (my $hex_key = !$force_ascii && get_hex_key($key)) { + return length($hex_key) <= $wpa_supplicant_max_wep_key_len * 2 && $hex_key; + } else { + return length($key) <= $wpa_supplicant_max_wep_key_len && qq("$key"); + } +} + +sub get_wep_key_from_iwconfig { + my ($key) = @_; + my ($mode, $real_key) = $key =~ /^(?:(open|restricted)\s+)?(.*)$/; + my $is_ascii = $real_key =~ s/^s://; + my $force_ascii = to_bool($is_ascii && get_hex_key($real_key)); + ($real_key, $mode eq 'restricted', $force_ascii); +} + +sub convert_psk_key_for_wpa_supplicant { + my ($key) = @_; + my $l = length($key); + $l == 64 ? + get_hex_key($key) : + $l >= 8 && $l <= 63 ? + qq("$key") : + undef; +} + +#- FIXME: to be improved (quotes, comments) +sub wlan_ng_update_vars { + my ($file, $vars) = @_; + substInFile { + while (my ($key, $value) = each(%$vars)) { + s/^#?\Q$key\E=(?:"[^#]*"|[^#\s]*)(\s*#.*)?/$key=$value$1/ and delete $vars->{$key}; + } + $_ .= join('', map { "$_=$vars->{$_}\n" } keys %$vars) if eof; + } $file; +} + +sub wlan_ng_configure { + my ($essid, $key, $device, $module) = @_; + my $wlan_conf_file = "$::prefix/etc/wlan/wlan.conf"; + my @wlan_devices = split(/ /, (cat_($wlan_conf_file) =~ /^WLAN_DEVICES="(.*)"/m)[0]); + push @wlan_devices, $device unless member($device, @wlan_devices); + #- enable device and make it use the choosen ESSID + wlan_ng_update_vars($wlan_conf_file, + { + WLAN_DEVICES => qq("@wlan_devices"), + "SSID_$device" => qq("$essid"), + "ENABLE_$device" => "y" + }); + + my $wlan_ssid_file = "$::prefix/etc/wlan/wlancfg-$essid"; + #- copy default settings for this ESSID if config file does not exist + -f $wlan_ssid_file or cp_f("$::prefix/etc/wlan/wlancfg-DEFAULT", $wlan_ssid_file); + + #- enable/disable encryption + wlan_ng_update_vars($wlan_ssid_file, + { + (map { $_ => $key ? "true" : "false" } qw(lnxreq_hostWEPEncrypt lnxreq_hostWEPDecrypt dot11PrivacyInvoked dot11ExcludeUnencrypted)), + AuthType => $key ? qq("sharedkey") : qq("opensystem"), + if_($key, + dot11WEPDefaultKeyID => 0, + dot11WEPDefaultKey0 => qq("$key") + ) + }); + #- hide settings for non-root users + chmod 0600, $wlan_conf_file; + chmod 0600, $wlan_ssid_file; + + #- apply settings on wlan interface + require services; + services::restart($module eq 'prism2_cs' ? 'pcmcia' : 'wlan'); +} + +sub wpa_supplicant_get_driver { + my ($module) = @_; + $module =~ /^hostap_/ ? "hostap" : + $module eq "prism54" ? "prism54" : + $module =~ /^ath_/ ? "madwifi" : + $module =~ /^at76c50|atmel_/ ? "atmel" : + "wext"; +} + +sub wpa_supplicant_add_network { + my ($ui_input) = @_; + my $conf = wpa_supplicant_read_conf(); + + # use shorter variables + my $essid = $ui_input->{essid}; + my $bssid = $ui_input->{bssid}; + my $enc_mode = $ui_input->{encryption}; + my $key = $ui_input->{key}; + my $force_ascii = $ui_input->{force_ascii_key}; + my $mode = $ui_input->{mode}; + + my $network = { + ssid => qq("$essid"), + scan_ssid => to_bool($bssid), #- hidden or non-broadcasted SSIDs + if_($bssid, bssid => $bssid), + if_($enc_mode ne 'none', priority => 1), + }; + + if ($enc_mode eq 'wpa-psk') { + $network->{psk} = convert_psk_key_for_wpa_supplicant($key); + } else { + $network->{key_mgmt} = 'NONE'; + $network->{mode} = to_bool($mode eq 'Ad-hoc'); + if (member($enc_mode, qw(open restricted))) { + put_in_hash($network, { + wep_key0 => convert_wep_key_for_wpa_supplicant($key, $force_ascii), + wep_tx_keyidx => 0, + auth_alg => $enc_mode eq 'restricted' ? 'SHARED' : 'OPEN', + }); + } + } + + #- handle extra variables as final overides + handle_extra_params($network, $ui_input->{extra}); + + @$conf = difference2($conf, [ wpa_supplicant_find_similar($conf, $network) ]); + push @$conf, $network; + wpa_supplicant_write_conf($conf); +} + +sub wpa_supplicant_find_similar { + my ($conf, $network) = @_; + grep { + my $current = $_; + any { exists $network->{$_} && $network->{$_} eq $current->{$_} } qw(ssid bssid); + } @$conf; +} + +sub wpa_supplicant_read_conf() { + my @conf; + my $network; + foreach (cat_($::prefix . $wpa_supplicant_conf)) { + if ($network) { + #- in a "network = {}" block + # value is either the string with "quotes" - or a full-length string + if (/^\s*(\w+)=\s*(?|([^"].*)|("[^"]*")).*$/) { + $network->{$1} = $2; + } elsif (/^\}/) { + #- end of network block + push @conf, $network; + undef $network; + } + } elsif (/^\s*network={/) { + #- beginning of a new network block + $network = {}; + } + } + \@conf; +} + +sub wpa_supplicant_write_conf { + my ($conf) = @_; + my $buf; + my @conf = @$conf; + my $network; + foreach (cat_($::prefix . $wpa_supplicant_conf)) { + if ($network) { + #- in a "network = {}" block + if (/^\s*(\w+)=(.*)$/) { + push @{$network->{entries}}, { key => $1, value => $2 }; + member($1, qw(ssid bssid)) and $network->{$1} = $2; + } elsif (/^\}/) { + #- end of network block, write it + $buf .= "network={$network->{comment}\n"; + + my $new_network = first(wpa_supplicant_find_similar(\@conf, $network)); + foreach (@{$network->{entries}}) { + my $key = $_->{key}; + if ($new_network) { + #- do not write entry if not provided in the new network + exists $new_network->{$key} or next; + #- update value from the new network + $_->{value} = delete $new_network->{$key}; + } + $buf .= " "; + $buf .= "$key=$_->{value}" if $key; + $buf .= "$_->{comment}\n"; + } + if ($new_network) { + #- write new keys + while (my ($key, $value) = each(%$new_network)) { + $buf .= " $key=$value\n"; + } + } + $buf .= "}\n"; + $new_network and @conf = grep { $_ != $new_network } @conf; + undef $network; + } else { + #- unrecognized, keep it anyway + push @{$network->{entries}}, { comment => $_ }; + } + } else { + if (/^\s*network={/) { + #- beginning of a new network block + $network = {}; + } else { + #- keep other options, comments + $buf .= $_; + } + } + } + + #- write remaining networks + foreach (@conf) { + $buf .= "\nnetwork={\n"; + while (my ($key, $value) = each(%$_)) { + $buf .= " $key=$value\n"; + } + $buf .= "}\n"; + } + + output($::prefix . $wpa_supplicant_conf, $buf); + #- hide keys for non-root users + chmod 0600, $::prefix . $wpa_supplicant_conf; +} + +sub wpa_supplicant_load_eap_settings { + my ($network) = @_; + my $quoted_essid = qq("$network->{essid}"); + my $conf = wpa_supplicant_read_conf(); + foreach my $old_net (@$conf) { + if ($old_net->{ssid} eq $network->{essid} || $old_net->{ssid} eq $quoted_essid) { + $network->{extra} = ''; + foreach my $eap_var (keys %eap_vars) { + next if $eap_var eq 'ssid'; + my $ui_var = join('_', "eap", $eap_var); + if (defined $old_net->{$eap_var}) { + if ($eap_vars{$eap_var} == 0) { + if ($network->{extra} eq "") { + $network->{extra} = "$eap_var=$old_net->{$eap_var}"; + } else { + $network->{extra} = join('#', $network->{extra}, "$eap_var=$old_net->{$eap_var}"); + } + } else { + $network->{$ui_var} = $old_net->{$eap_var}; + #- remove quotes on selected variables + $network->{$ui_var} = $1 if $eap_vars{$eap_var} == 2 && $network->{$ui_var} =~ /^"(.*)"$/; + if ($eap_var eq "proto") { + $network->{forceeap} = 'WPA2' if $old_net->{$eap_var} eq "RSN"; + $network->{forceeap} = 'WPA' if $old_net->{$eap_var} eq "WPA"; + } + } + } + } + last; + } + } +} + +sub handle_extra_params { + my ($network, $extra) = @_; + #- handle extra variables as final overides + if (defined $extra && $extra ne "") { + #- FIXME: should split it on what the # sign? + foreach my $extra_var (split('#', $extra)) { + my ($key, $val) = split('=', $extra_var, 2); + $network->{$key} = $val; + } + } +} +sub wpa_supplicant_add_eap_network { + my ($ui_input) = @_; + + #- expect all variables for us to be prefixed with eap_ + my $conf = wpa_supplicant_read_conf(); + my $default_eap_cfg = { + pairwise => 'CCMP TKIP', + group => 'CCMP TKIP', + proto => 'RSN WPA', + key_mgmt => 'WPA-EAP IEEE8021X NONE', + scan_ssid => 1, + }; + if ($ui_input->{forceeap} eq 'WPA') { + #- WPA only + $default_eap_cfg->{pairwise} = 'TKIP'; + $default_eap_cfg->{group} = 'TKIP'; + $default_eap_cfg->{proto} = 'WPA'; + } elsif ($ui_input->{forceeap} eq 'WPA2') { + #- WPA2 only + $default_eap_cfg->{pairwise} = 'CCMP TKIP'; + $default_eap_cfg->{group} = 'CCMP TKIP'; + $default_eap_cfg->{proto} = 'RSN'; + } + my $network = { ssid => qq("$ui_input->{essid}") }; + #- set the values + foreach my $eap_var (keys %eap_vars) { + my $key = join('_', "eap", $eap_var); + if (!defined $ui_input->{$key} || $ui_input->{$key} =~ /auto detect/i) { + $network->{$eap_var} = $default_eap_cfg->{$eap_var} if $default_eap_cfg->{$eap_var}; + } else { + #- do not define if blank, the save routine will delete entry from file + next if !$ui_input->{$key}; + $network->{$eap_var} = $eap_vars{$eap_var} == 2 ? qq("$ui_input->{$key}") : $ui_input->{$key}; + } + } + #- handle extra variables as final overides + handle_extra_params($network, $ui_input->{extra}); + + $network->{mode} = to_bool($ui_input->{mode} eq 'Ad-hoc'); + + @$conf = difference2($conf, [ wpa_supplicant_find_similar($conf, $network) ]); + push @$conf, $network; + wpa_supplicant_write_conf($conf); +} +1; |