update to db59a1a2dd 2019-03-07

[automated-distro-installer] / fai / config / scripts / DEBIAN / 30-interface

diff --git a/fai/config/scripts/DEBIAN/30-interface b/fai/config/scripts/DEBIAN/30-interface
index c3fbeaabe9fcecd5d80c0c148399fb57f7b2d557..34c98e81aa5591b790912bf64a26b1dd84d4f625 100755 (executable)
--- a/fai/config/scripts/DEBIAN/30-interface
+++ b/fai/config/scripts/DEBIAN/30-interface
@@ -1,32 +1,114 @@
 #! /bin/bash
 
-error=0; trap 'error=$(($?>$error?$?:$error))' ERR # save maximum error code
-
-if ifclass DHCPC && [ $FAI_ACTION = "install" ]
-then
-    cat > $target/etc/network/interfaces <<-EOF
-       # generated by FAI
-       auto lo $NIC1
-       iface lo inet loopback
-       iface $NIC1 inet dhcp
-EOF
-elif [ $FAI_ACTION = "install" ]
-then
-      [ -n "$IPADDR" ] && cat > $target/etc/network/interfaces <<-EOF
-       # generated by FAI
-       auto lo $NIC1
-       iface lo inet loopback
-       iface $NIC1 inet static
-         address $IPADDR
-         netmask $NETMASK
-         broadcast $BROADCAST
-         gateway $GATEWAYS
-EOF
-    [ -n "$NETWORK" ] && echo "localnet $NETWORK" > $target/etc/networks
-    if [ ! -L $target/etc/resolv.conf -a -e /etc/resolv.conf ]; then
-       cp -p /etc/resolv.conf $target/etc
+netplan_yaml() {
+    # network configuration using ubuntu's netplan.io
+    local IFNAME="$1"
+    local METHOD="$2"
+    echo     "Generating netplan configuration for $IFNAME ($METHOD)" >&2
+    echo     "# generated by FAI"
+    echo     "network:"
+    echo     "  version: 2"
+    echo     "  renderer: $RENDERER"
+    case "$RENDERER" in
+      networkd)
+        echo     "  ethernets:"
+        echo     "    $IFNAME:"
+        case "$METHOD" in
+          dhcp)
+            echo "      dhcp4: true"
+            ;;
+          static)
+            echo "      addresses: [$CIDR]"
+            echo "      gateway4: $GATEWAYS_1"
+            echo "      nameservers:"
+            echo "        search: [$DOMAIN]"
+            echo "        addresses: [${DNSSRVS// /, }]"
+            ;;
+        esac
+    esac
+}
+
+iface_stanza() {
+    # classic network configuration using /etc/network/interfaces
+    local IFNAME="$1"
+    local METHOD="$2"
+    echo "Generating interface configuration for $IFNAME ($METHOD)" >&2
+    echo "# generated by FAI"
+    echo "auto $IFNAME"
+    echo "iface $IFNAME inet $METHOD"
+    case "$METHOD" in
+      static)
+        echo "    address $IPADDR"
+        echo "    netmask $NETMASK"
+        echo "    broadcast $BROADCAST"
+        echo "    gateway $GATEWAYS"
+        ;;
+    esac
+}
+
+newnicnames() {
+
+    # determine predictable network names only for stretch and above
+
+    [ $do_init_tasks -eq 0 ] && return
+    [ -z "$NIC1" ] && return
+    ver=$($ROOTCMD dpkg-query --showformat='${Version}' --show udev)
+    if dpkg --compare-versions $ver lt 220-7; then
+       return
+    fi
+
+
+    fields="ID_NET_NAME_FROM_DATABASE ID_NET_NAME_ONBOARD ID_NET_NAME_SLOT ID_NET_NAME_PATH"
+    for field in $fields; do
+       name=$(udevadm info /sys/class/net/$NIC1 | sed -rn "s/^E: $field=(.+)/\1/p")
+       if [[ $name ]]; then
+           NIC1=$name
+           break
+       fi
+    done
+    if [[ ! $name ]]; then
+       echo "$0: error: could not find systemd predictable network name. Using $NIC1."
     fi
+}
+
+if [ -z "$NIC1" ]; then
+    echo "WARNING: \$NIC1 is not defined. Cannot add ethernet to /etc/network/interfaces."
 fi
+CIDR=$(ip -o -f inet addr show $NIC1 | awk '{print $4}')
+newnicnames
+
+case "$FAI_ACTION" in
+  install|dirinstall)
+    ifclass DHCPC && METHOD=dhcp || METHOD=static
+    ifclass XORG && RENDERER=NetworkManager || RENDERER=networkd
+
+    if [ -d $target/etc/netplan ]; then
+        # Ubuntu >= 17.10 with netplan.io
+        if [ -n "$NIC1" ]; then
+            netplan_yaml $NIC1 $METHOD > $target/etc/netplan/01-${NIC1}.yaml
+        fi
+    elif [ -d $target/etc/network/interfaces.d ]; then
+        # ifupdown >= 0.7.41 (Debian >= 8, Ubuntu >= 14.04)
+        iface_stanza lo loopback > $target/etc/network/interfaces.d/lo
+
+        if [ -n "$NIC1" -a ! -f $target/etc/NetworkManager/NetworkManager.conf ]; then
+            iface_stanza $NIC1 $METHOD > $target/etc/network/interfaces.d/$NIC1
+        fi
+    else
+        (
+            iface_stanza lo loopback
+            iface_stanza $NIC1 $METHOD
+        ) > $target/etc/network/interfaces
+    fi
+
+    if ! ifclass DHCPC ; then
+        [ -n "$NETWORK" ] && echo "localnet $NETWORK" > $target/etc/networks
+        if [ ! -L $target/etc/resolv.conf -a -e /etc/resolv.conf ]; then
+            cp -p /etc/resolv.conf $target/etc
+        fi
+    fi
+    ;;
+esac
 
 # here fcopy is mostly used, when installing a client for running in a
 # different subnet than during the installation