iankelling.org Git - automated-distro-installer/blob - fai/config/scripts/FSF/11-iank

   1 #!/bin/bash -x
   2 # This file is part of Ian Kelling's automated-distro-installer
   3 # Copyright (C) 2024 Ian Kelling
   4
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License
   7 # as published by the Free Software Foundation; either version 2
   8 # of the License, or (at your option) any later version.
   9
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18
  19 set -eE -o pipefail
  20 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
  21
  22 if [[ $EUID != 0 ]]; then
  23   echo "$0: error: expected to be root."
  24   exit 1
  25 fi
  26
  27
  28 sed 's/^/root:/' $FAI/distro-install-common/shadow/community0p | $ROOTCMD chpasswd -e
  29
  30 # todo, need to set static ip here
  31 if ifclass demohost; then
  32   cat > $target/etc/network/interfaces <<EOF
  33 # generated by FAI
  34 auto lo eth0
  35 iface lo inet loopback
  36 iface eth0 inet dhcp
  37 iface eth0 inet6 auto
  38
  39 source-directory /etc/network/interfaces.d
  40 EOF
  41 else
  42   ip6=$(getent ahosts $HOSTNAME |grep ^2001.*RAW| sed 's/ .*//' ||:)
  43   gateway6=2001:470:142::1
  44
  45   # todo: this needs adjustment per machine
  46   internal_ip=10.0.0.25/16
  47
  48   if ip l show dev bond0 &>/dev/null; then
  49     cat >$target/etc/network/interfaces <<EOF
  50 auto lo
  51 iface lo inet loopback
  52
  53 auto eth0
  54 allow-bond eth0
  55 iface eth0 inet manual
  56   bond-master bond0
  57
  58 auto eth1
  59 allow-bond eth1
  60 iface eth1 inet manual
  61   bond-master bond0
  62
  63 auto bond0
  64 iface bond0 inet static
  65   bond-slaves none
  66   bond-mode 0
  67   bond-miimon 100
  68   address $internal_ip
  69   pre-up ip link add link bond0 name macvtap-bond0 type macvtap mode bridge
  70 # no iptables files exist yet
  71 #  post-up iptables-restore < /etc/default/iptables ; ip6tables-restore < /etc/default/ip6tables || :
  72
  73 auto macvtap-bond0
  74 iface macvtap-bond0 inet static
  75   address $CIDR
  76   gateway $GATEWAYS
  77   post-up ip a add $internal_ip broadcast 10.0.255.255 dev macvtap-bond0
  78
  79 EOF
  80
  81     # I'm not sure ipv6 works well with the macvtap stuff. todo: research.
  82     # anyways, other kvm hosts dont have it enabled.
  83     if false && [[ $ip6 ]]; then
  84       cat >>$target/etc/network/interfaces <<EOF
  85 iface bond0 inet6 static
  86   pre-up echo 0 > /proc/sys/net/ipv6/conf/bond0/accept_dad
  87   address $ip6
  88   netmask 48
  89   gateway $gateway6
  90 EOF
  91     fi
  92
  93   else
  94     cat > $target/etc/network/interfaces <<EOF
  95 auto lo
  96 iface lo inet loopback
  97
  98 auto eth0
  99 iface eth0 inet static
 100 address $CIDR
 101 gateway $GATEWAYS
 102 EOF
 103
 104     if [[ $ip6 ]]; then
 105       cat >>$target/etc/network/interfaces <<EOF
 106 iface eth0 inet6 static
 107 pre-up echo 0 > /proc/sys/net/ipv6/conf/eth0/accept_dad
 108 address $ip6
 109 netmask 48
 110 gateway $gateway6
 111 EOF
 112     fi
 113   fi
 114 fi
 115
 116 # previously had an else condition after
 117 #elif ifclass VM || ifclass LINODE; then
 118 # iface $NIC1 inet manual
 119 # iface br0 inet dhcp
 120 #   bridge_ports $NIC1
 121 #   bridge_stp off
 122 #   bridge_maxwait 0
 123 # however, on t9, on startup, br0, became
 124 # rename1 and didn't come up. i dunno why,
 125 # but the bridge is for vms that I rarely use,
 126 # so not bothering to figure it out.
 127
 128
 129 ##### end network setup  #####
 130
 131 # note: systemd-resolved + ifupdown causes networking.service to fail in t11,
 132 # https://bugs.launchpad.net/ubuntu/+source/ifupdown/+bug/1907878
 133 systemctl disable systemd-resolved
 134 # rm first to remove any symlink
 135 rm -f $target/etc/resolv.conf
 136
 137 if ifclass demohost || [[ $GATEWAYS != 209.51.188.* ]]; then
 138   cat >$target/etc/resolv.conf <<'EOF'
 139 nameserver 8.8.8.8
 140 EOF
 141 else
 142   cat >$target/etc/resolv.conf <<'EOF'
 143 domain fsf.org
 144 search fsf.org
 145 nameserver 209.51.188.16
 146 nameserver 209.51.188.27
 147 EOF
 148 fi