239 lines
7.2 KiB
Bash
Executable File
239 lines
7.2 KiB
Bash
Executable File
#!/bin/bash
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# Source Qubes library.
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# shellcheck disable=SC1091
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. /usr/lib/qubes/init/functions
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add_host_route () {
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/sbin/ip -- route replace to unicast "$1" dev "$2" onlink scope host
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}
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add_default_route () {
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/sbin/ip -- route replace to unicast default via "$1" dev "$2" onlink
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}
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configure_network() {
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local MAC="$1"
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local INTERFACE="$2"
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local ip="$3"
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local ip6="$4"
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local netmask="$5"
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local netmask6="$6"
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local gateway="$7"
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local gateway6="$8"
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local primary_dns="$9"
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local secondary_dns="${10}"
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local netvm_mac=fe:ff:ff:ff:ff:ff
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/sbin/ifconfig "$INTERFACE" "$ip" netmask "$netmask"
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/sbin/ip -- neighbour replace to "$gateway" dev "$INTERFACE" \
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lladdr "$netvm_mac" nud permanent
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if [ -n "$ip6" ]; then
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/sbin/ifconfig "$INTERFACE" add "$ip6/$netmask6"
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/sbin/ip -- neighbour replace to "$gateway6" dev "$INTERFACE" \
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lladdr "$netvm_mac" nud permanent
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fi
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/sbin/ifconfig "$INTERFACE" up
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if [ -n "$gateway" ]; then
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add_host_route "$gateway" "$INTERFACE"
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if [ -n "$gateway6" ] && ! echo "$gateway6" | grep -q "^fe80:"; then
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add_host_route "$gateway6/$netmask6" "$INTERFACE"
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fi
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if ! qsvc disable-default-route ; then
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add_default_route "$gateway" "$INTERFACE"
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if [ -n "$gateway6" ]; then
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add_default_route "$gateway6" "$INTERFACE"
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fi
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fi
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fi
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if [ -z "$primary_dns" ] && [ -n "$gateway" ]; then
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primary_dns="$gateway"
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fi
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if ! is_protected_file /etc/resolv.conf ; then
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echo > /etc/resolv.conf
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if ! qsvc disable-dns-server ; then
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echo "nameserver $primary_dns" > /etc/resolv.conf
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echo "nameserver $secondary_dns" >> /etc/resolv.conf
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fi
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fi
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}
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configure_network_nm() {
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local MAC="$1"
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local INTERFACE="$2"
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local ip="$3"
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local ip6="$4"
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local netmask="$5"
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local netmask6="$6"
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local gateway="$7"
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local gateway6="$8"
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local primary_dns="$9"
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local secondary_dns="${10}"
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local prefix
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local prefix6
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local nm_config
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local ip4_nm_config
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local ip6_nm_config
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local uuid
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prefix="$(get_prefix_from_subnet "$netmask")"
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prefix6="$netmask6"
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uuid="de85f79b-8c3d-405f-a652-${MAC//:/}"
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nm_config="/etc/NetworkManager/system-connections/qubes-uplink-$INTERFACE"
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cat > "$nm_config" <<__EOF__
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[802-3-ethernet]
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duplex=full
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[ethernet]
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mac-address=$MAC
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[connection]
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id=VM uplink $INTERFACE
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uuid=$uuid
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type=802-3-ethernet
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__EOF__
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ip4_nm_config=""
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ip6_nm_config=""
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if ! qsvc disable-dns-server ; then
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ip4_nm_config="${ip4_nm_config}
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dns=${primary_dns};${secondary_dns}"
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fi
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if ! qsvc disable-default-route ; then
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ip4_nm_config="${ip4_nm_config}
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addresses1=$ip;$prefix;$gateway"
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if [ -n "$ip6" ]; then
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ip6_nm_config="${ip6_nm_config}
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addresses1=$ip6;$prefix6;$gateway6"
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fi
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else
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ip4_nm_config="${ip4_nm_config}
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addresses1=$ip;$prefix"
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if [ -n "$ip6" ]; then
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ip6_nm_config="${ip6_nm_config}
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addresses1=$ip6;$prefix6"
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fi
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fi
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if [ -n "$ip4_nm_config" ]; then
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cat >> "$nm_config" <<__EOF__
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[ipv4]
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method=manual
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may-fail=false
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$ip4_nm_config
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__EOF__
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else
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cat >> "$nm_config" <<__EOF__
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[ipv4]
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method=ignore
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__EOF__
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fi
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if [ -n "$ip6_nm_config" ]; then
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cat >> "$nm_config" <<__EOF__
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[ipv6]
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method=manual
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may-fail=false
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$ip6_nm_config
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__EOF__
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else
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cat >> "$nm_config" <<__EOF__
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[ipv6]
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method=ignore
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__EOF__
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fi
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chmod 600 "$nm_config"
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# reload connection
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nmcli connection load "$nm_config" || :
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}
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configure_qubes_ns() {
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gateway=$(qubesdb-read /qubes-netvm-gateway)
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#netmask=$(qubesdb-read /qubes-netvm-netmask)
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primary_dns=$(qubesdb-read /qubes-netvm-primary-dns 2>/dev/null || echo "$gateway")
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secondary_dns=$(qubesdb-read /qubes-netvm-secondary-dns)
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echo "NS1=$primary_dns" > /var/run/qubes/qubes-ns
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echo "NS2=$secondary_dns" >> /var/run/qubes/qubes-ns
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/usr/lib/qubes/qubes-setup-dnat-to-ns
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}
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qubes_ip_change_hook() {
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if [ -x /rw/config/qubes-ip-change-hook ]; then
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/rw/config/qubes-ip-change-hook
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fi
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# XXX: Backward compatibility
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if [ -x /rw/config/qubes_ip_change_hook ]; then
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/rw/config/qubes_ip_change_hook
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fi
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}
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have_qubesdb || exit 0
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if [ -n "$INTERFACE" ]; then
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if [ "$ACTION" == "add" ]; then
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MAC="$(get_mac_from_iface "$INTERFACE")"
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if [ -n "$MAC" ]; then
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ip="$(/usr/bin/qubesdb-read "/net-config/$MAC/ip" 2> /dev/null)"
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ip6="$(/usr/bin/qubesdb-read "/net-config/$MAC/ip6" 2> /dev/null)"
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netmask="$(/usr/bin/qubesdb-read "/net-config/$MAC/netmask" 2> /dev/null)"
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netmask6="$(/usr/bin/qubesdb-read "/net-config/$MAC/netmask6" 2> /dev/null)"
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gateway="$(/usr/bin/qubesdb-read "/net-config/$MAC/gateway" 2> /dev/null)"
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gateway6="$(/usr/bin/qubesdb-read "/net-config/$MAC/gateway6" 2> /dev/null)"
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# Handle legacy values
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LEGACY_MAC="$(/usr/bin/qubesdb-read /qubes-mac 2> /dev/null)"
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if [ "$MAC" == "$LEGACY_MAC" ] || [ -z "$LEGACY_MAC" ]; then
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if [ -z "$ip" ]; then
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ip="$(/usr/bin/qubesdb-read /qubes-ip 2> /dev/null)"
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fi
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if [ -z "$ip6" ]; then
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ip6="$(/usr/bin/qubesdb-read /qubes-ip6 2> /dev/null)"
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fi
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if [ -z "$gateway" ]; then
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gateway="$(/usr/bin/qubesdb-read /qubes-gateway 2> /dev/null)"
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fi
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if [ -z "$gateway6" ]; then
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gateway6="$(/usr/bin/qubesdb-read /qubes-gateway6 2> /dev/null)"
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fi
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fi
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if [ -z "$netmask" ]; then
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netmask="255.255.255.255"
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fi
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if [ -z "$netmask6" ]; then
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netmask6="128"
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fi
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primary_dns=$(/usr/bin/qubesdb-read /qubes-primary-dns 2>/dev/null)
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secondary_dns=$(/usr/bin/qubesdb-read /qubes-secondary-dns 2>/dev/null)
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if [ -n "$ip" ]; then
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/sbin/ethtool -K "$INTERFACE" sg off
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/sbin/ethtool -K "$INTERFACE" tx off
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# If NetworkManager is enabled, let it configure the network
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if qsvc network-manager && [ -e /usr/bin/nmcli ]; then
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configure_network_nm "$MAC" "$INTERFACE" "$ip" "$ip6" "$netmask" "$netmask6" "$gateway" "$gateway6" "$primary_dns" "$secondary_dns"
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else
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configure_network "$MAC" "$INTERFACE" "$ip" "$ip6" "$netmask" "$netmask6" "$gateway" "$gateway6" "$primary_dns" "$secondary_dns"
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fi
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network=$(qubesdb-read /qubes-netvm-network 2>/dev/null)
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if [ -n "$network" ]; then
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if ! qsvc disable-dns-server; then
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configure_qubes_ns
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fi
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qubes_ip_change_hook
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fi
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fi
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fi
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elif [ "$ACTION" == "remove" ]; then
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# If exists, we delete NetworkManager configuration file to prevent duplicate entries
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nm_config="/etc/NetworkManager/system-connections/qubes-uplink-$INTERFACE"
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rm -rf "$nm_config"
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fi
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fi
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