Na}{

File Content: `resolved`

#!/bin/sh
#
# Script fragment to make ifupdown supply DNS infromation to resolved
#

case "$ADDRFAM" in
    inet|inet6) : ;;
    *) exit 0 ;;
esac            

if systemctl is-enabled systemd-resolved > /dev/null 2>&1; then
    interface=$IFACE
    if [ ! "$interface" ]; then
        return
    fi
    # TODO handle lo interface settings
    if [ "$interface" = "lo" ]; then
        return
    fi
    ifindex=$(cat "/sys/class/net/$interface/ifindex")
    if [ ! "$ifindex" ]; then
        return
    fi
    mystatedir=/run/network
    mkdir -p $mystatedir

    statedir=/run/systemd/resolve/netif
    mkdir -p $statedir
    chown systemd-resolve:systemd-resolve $statedir

    oldstate="$(mktemp)"
    # ignore errors due to nonexistent file
    md5sum "$mystatedir/isc-dhcp-v4-$interface" "$mystatedir/isc-dhcp-v6-$interface" "$mystatedir/ifupdown-inet-$interface" "$mystatedir/ifupdown-inet6-$interface" > "$oldstate" 2> /dev/null || true

    NEW_DEFAULT_ROUTE=$IF_DNS_DEFAULT_ROUTE
    NEW_DNS=$(echo $IF_DNS_NAMESERVERS $IF_DNS_NAMESERVER)
    NEW_DOMAINS=$(echo $IF_DNS_DOMAIN $IF_DNS_SEARCH)
    DNS=DNS
    DOMAINS=DOMAINS
    if [ "$ADDRFAM" = "inet6" ]; then
        DNS=DNS6
        DOMAINS=DOMAINS6
    fi
    if  [ -n "$NEW_DNS" ]; then
        cat <<EOF >"$mystatedir/ifupdown-${ADDRFAM}-$interface"
$DNS="$NEW_DNS"
EOF
        if  [ -n "$NEW_DOMAINS" ]; then
            cat <<EOF >>"$mystatedir/ifupdown-${ADDRFAM}-$interface"
$DOMAINS="$NEW_DOMAINS"
EOF
        fi
    fi
    case "$NEW_DEFAULT_ROUTE" in
        1|yes|true|on) NEW_DEFAULT_ROUTE=yes ;;
        0|no|false|off) NEW_DEFAULT_ROUTE=no ;;
        *) NEW_DEFAULT_ROUTE= ;;
    esac
    if [ -n "$NEW_DEFAULT_ROUTE" ]; then
        cat <<EOF >>"$mystatedir/ifupdown-${ADDRFAM}-$interface"
DEFAULT_ROUTE="$NEW_DEFAULT_ROUTE"
EOF
    fi

    newstate="$(mktemp)"
    # ignore errors due to nonexistent file
    md5sum "$mystatedir/isc-dhcp-v4-$interface" "$mystatedir/isc-dhcp-v6-$interface" "$mystatedir/ifupdown-inet-$interface" "$mystatedir/ifupdown-inet6-$interface" > "$newstate" 2> /dev/null || true
    if ! cmp --silent "$oldstate" "$newstate" 2>/dev/null; then
        unset DNS DNS6 DOMAINS DOMAINS6 DEFAULT_ROUTE
        # v4 first
        if [ -e "$mystatedir/isc-dhcp-v4-$interface" ]; then
            . "$mystatedir/isc-dhcp-v4-$interface"
        fi
        # v4 manual config overrides
        if [ -e "$mystatedir/ifupdown-inet-$interface" ]; then
            . "$mystatedir/ifupdown-inet-$interface"
        fi
        # v6 preffered
        if [ -e "$mystatedir/isc-dhcp-v6-$interface" ]; then
            . "$mystatedir/isc-dhcp-v6-$interface"
        fi
        # v6 manual config overrides
        if [ -e "$mystatedir/ifupdown-inet6-$interface" ]; then
            . "$mystatedir/ifupdown-inet6-$interface"
        fi
        resolvectl_failed=
        if [ "$DNS" ] || [ "$DNS6" ] ; then
            cat <<EOF >"$statedir/$ifindex"
# This is private data. Do not parse.
LLMNR=yes
MDNS=no
SERVERS=$(echo $DNS6 $DNS)
DOMAINS=$(echo $DOMAINS6 $DOMAINS)
EOF
            if [ -n "$DEFAULT_ROUTE" ]; then
                cat <<EOF >>"$statedir/$ifindex"
DEFAULT_ROUTE=$DEFAULT_ROUTE
EOF
            fi
            chown systemd-resolve:systemd-resolve "$statedir/$ifindex"
            # In addition to creating the state file (needed if we run before
            # resolved is started), also feed the information directly to
            # resolved.
            if systemctl --quiet is-active systemd-resolved; then
                resolvectl llmnr "$ifindex" yes || resolvectl_failed=$?
                resolvectl mdns "$ifindex" no || resolvectl_failed=$?
                if [ "$DOMAINS6" ] || [ "$DOMAINS" ]; then
                    resolvectl domain "$ifindex" $DOMAINS6 $DOMAINS || resolvectl_failed=$?
                else
                    resolvectl domain "$ifindex" "" || resolvectl_failed=$?
                fi
                resolvectl dns "$ifindex" $DNS6 $DNS || resolvectl_failed=$?
                if [ "$DEFAULT_ROUTE" ]; then
                    resolvectl default-route "$ifindex" $DEFAULT_ROUTE || resolvectl_failed=$?
                fi
            fi
        else
            rm -f "$statedir/$ifindex"
            if systemctl --quiet is-active systemd-resolved; then
                resolvectl revert "$ifindex" || resolvectl_failed=$?
            fi
        fi

        # resolved was running, but without dbus, it means state files
        # will not be read & resolvectl commands failed, restart it
        if [ "$resolvectl_failed" ]; then
                systemctl try-restart systemd-resolved
        fi
    fi
    rm -f "$oldstate" "$newstate"
fi
Name	Size	Permission
ethtool	1685 bytes	0755
ifenslave	1741 bytes	0755
ip	677 bytes	0755
postfix	1183 bytes	0755
resolved	4677 bytes	0755
slrn	336 bytes	0755
vlan	227 bytes	0755
File Content: resolved

File Content: `resolved`
