diff options
Diffstat (limited to 'perl-install')
| -rw-r--r-- | perl-install/detect_devices.pm | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/perl-install/detect_devices.pm b/perl-install/detect_devices.pm index 0016e077b..97ae9eb66 100644 --- a/perl-install/detect_devices.pm +++ b/perl-install/detect_devices.pm @@ -493,7 +493,26 @@ sub getECI() { grep { member(sprintf("%04x%04x%04x%04x", $_->{vendor}, $_->{id}, $_->{subvendor}, $_->{subid}), @ids) } usb_probe(); } -sub getNet() { grep { $_ ne 'lo' } c::get_netdevices() } +sub getNet() { + # we want LAN like interfaces here (eg: ath|br|eth|fddi|plip|tr|usb|wifi|wlan). + # there's also bnep%d for bluetooth, bcp%d... + # we do this by blacklisting the following interfaces: + # - sit0 which is *always* created by net/ipv6/sit.c, thus is always created since net.agent loads ipv6 module + # - ippp|isdn|plip|ppp (initscripts suggest that isdn%d can be created but kernel sources claim not) + # ippp%d are created by drivers/isdn/i4l/isdn_ppp.c + # plip%d are created by drivers/net/plip.c + # ppp%d are created by drivers/net/ppp_generic.c + # + # we need both detection schemes since: + # - get_netdevices() use the SIOCGIFCONF ioctl that does not list interfaces that are down + # - /proc/net/dev does not list VLAN and IP aliased interfaces + + grep { $_ !~ /^(?:lo|ippp|isdn|plip|ppp|sit0)/ } + uniq( + (map { if_(/^\s*([A-Za-z0-9:\.]*):\s/, $1) } cat_("/proc/net/dev")), + c::get_netdevices(), + ); + } #sub getISDN() { # mapgrep(sub {member (($_[0] =~ /\s*(\w*):/), @netdevices), $1 }, split(/\n/, cat_("/proc/net/dev"))); |