X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=fai%2Fconfig%2Fscripts%2FDEBIAN%2F30-interface;h=4b0dcf438850ea0036fc4b790b03edfa33de7d4a;hb=490334746631a6c956eee47947f3ab8f8a451666;hp=c3fbeaabe9fcecd5d80c0c148399fb57f7b2d557;hpb=3bd65f0ca635f1349626c2393a4dd8a50df64f54;p=automated-distro-installer

diff --git a/fai/config/scripts/DEBIAN/30-interface b/fai/config/scripts/DEBIAN/30-interface
index c3fbeaa..4b0dcf4 100755
--- 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 $CIDR"
+        echo "    gateway $GATEWAYS"
+        ;;
+    esac
+}
+
+newnicnames() {
+
+    # determine predictable network names only for stretch and above
+    local name
+
+    [ $do_init_tasks -eq 0 ] && return
+    [ -z "$NIC1" ] && return
+
+    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
+	    return
+	fi
+    done
+
+    # try to get altname net dev
+    name=$(ip link show $NIC1 | awk '/altname / { print $2 }')
+    if [[ $name ]]; then
+	NIC1=$name
+	return
+    else
+	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 --br ad sh $NIC1|awk '{print $3}')
+newnicnames
+
+case "$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