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|
#!/bin/sh
set -e
PATH=/usr/sbin:/usr/bin:/sbin:/bin
. /usr/share/debconf/confmodule
eni_seems_adequate()
{
# Assume that if _any_ dns-nameserver[s] line appears in
# the interfaces file then that is adequate.
# Formerly: [ -f /etc/network/interfaces ] && grep -q dns-nameservers /etc/network/interfaces > /dev/null
# but now we use ifquery for correctness.
command -v ifquery >/dev/null && ifquery $(ifquery --list -a) | grep -q '^dns-nameserver'
}
original_seems_nm_generated()
{
# /etc/resolv.conf is a file, not a symlink (and thus
# soon to be moved to resolv.conf.d/original) and seems
# to have been generated by NetworkManager.
[ -s /etc/resolv.conf ] \
&& ! [ -L /etc/resolv.conf ] \
&& grep -q '# Generated by NetworkManager' /etc/resolv.conf >/dev/null 2>&1
}
db_input low resolvconf/linkify-resolvconf || :
db_go
db_get resolvconf/linkify-resolvconf
if \
[ "$RET" = "true" ] \
&& ! [ -e /var/lib/resolvconf/linkified ] \
&& ! [ -e /etc/resolvconf/resolv.conf.d/tail ] \
&& ! [ -L /etc/resolvconf/resolv.conf.d/tail ]
then
if eni_seems_adequate || original_seems_nm_generated ; then
db_input low resolvconf/link-tail-to-original || :
else
db_input medium resolvconf/link-tail-to-original || :
fi
fi
db_input medium resolvconf/downup-interfaces || :
db_go
db_stop
|
