add mtu and macaddr to ip=

dracut.cmdline.7.asc

@@ -260,16 +260,19 @@ Network
 
     ibft::: iBFT autoconfiguration
 
-**ip=**_<interface>_:_{dhcp|on|any|dhcp6|auto6}_::
+**ip=**_<interface>_:_{dhcp|on|any|dhcp6|auto6}_[:[_<mtu>_][:_<macaddr>_]]::
     This parameter can be specified multiple times.
 +
 dhcp|on|any|dhcp6::: get ip from dhcp server on a specific interface
 auto6::: do IPv6 autoconfiguration
+<macaddr>::: optionally set <macaddr> on the <interface>
 
-**ip=**_<client-IP>_:_<server-IP>_:_<gateway-IP>_:_<netmask>_:_<client_hostname>_:_<interface>_:_{none|off}_::
+**ip=**_<client-IP>_:_<server-IP>_:_<gateway-IP>_:_<netmask>_:_<client_hostname>_:_<interface>_:_{none|off|dhcp|on|any|dhcp6|auto6|ibft}_[:[_<mtu>_][:_<macaddr>_]]::
     explicit network configuration. If you want do define a IPv6 address, put it
     in brackets (e.g. [2001:DB8::1]). This parameter can be specified multiple
     times.
++
+<macaddr>::: optionally set <macaddr> on the <interface>
 
 **ifname=**_<interface>_:_<MAC>_::
     Assign network device name <interface> (ie eth0) to the NIC with MAC <MAC>.

modules.d/40network/ifup.sh

@@ -10,9 +10,7 @@
 PATH=/usr/sbin:/usr/bin:/sbin:/bin
 
 type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
-export PS4="ifup.$1.$$ + "
-exec >>/run/initramfs/loginit.pipe 2>>/run/initramfs/loginit.pipe
-type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
+type ip_to_var >/dev/null 2>&1 || . /lib/net-lib.sh
 
 # Huh? No $1?
 [ -z "$1" ] && exit 1
@@ -107,6 +105,8 @@ do_static() {
     {
         echo ip link set $netif up
         echo wait_for_if_up $netif
+        [ -n "$macaddr" ] && echo ip link set address $macaddr
+        [ -n "$mtu" ] && echo ip link set mtu $mtu
         # do not flush addr for ipv6
         strstr $ip '*:*:*' || \
             echo ip addr flush dev $netif
@@ -219,12 +219,12 @@ for p in $(getargs ip=); do
     ip_to_var $p
     # skip ibft
     [ "$autoconf" = "ibft" ] && continue
-	
+
     # If this option isn't directed at our interface, skip it
     [ -n "$dev" ] && [ "$dev" != "$netif" ] && continue
 
     # Store config for later use
-    for i in ip srv gw mask hostname; do
+    for i in ip srv gw mask hostname macaddr; do
         eval '[ "$'$i'" ] && echo '$i'="$'$i'"'
     done > /tmp/net.$netif.override
 

modules.d/40network/net-lib.sh

@@ -225,3 +225,30 @@ parse_iscsi_root()
     fi
 }
 
+ip_to_var() {
+    local v=${1}:
+    local i
+    set --
+    while [ -n "$v" ]; do
+        if [ "${v#\[*:*:*\]:}" != "$v" ]; then
+            # handle IPv6 address
+            i="${v%%\]:*}"
+            i="${i##\[}"
+            set -- "$@" "$i"
+            v=${v#\[$i\]:}
+        else
+            set -- "$@" "${v%%:*}"
+            v=${v#*:}
+        fi
+    done
+
+    unset ip srv gw mask hostname dev autoconf macaddr mtu
+    case $# in
+        0)  autoconf="error" ;;
+        1)  autoconf=$1 ;;
+        2)  dev=$1; autoconf=$2 ;;
+        3)  dev=$1; autoconf=$2; mtu=$3 ;;
+        4)  dev=$1; autoconf=$2; mtu=$3; macaddr=$4 ;;
+        *)  ip=$1; srv=$2; gw=$3; mask=$4; hostname=$5; dev=$6; autoconf=$7; mtu=$8; macaddr=$9 ;;
+    esac
+}

modules.d/40network/parse-ip-opts.sh

@@ -5,9 +5,9 @@
 # Format:
 #       ip=[dhcp|on|any]
 #
-#       ip=<interface>:[dhcp|on|any]
+#       ip=<interface>:[dhcp|on|any][:[<mtu>][:<macaddr>]]
 #
-#       ip=<client-IP-number>:<server-IP-number>:<gateway-IP-number>:<netmask>:<client-hostname>:<interface>:[dhcp|on|any|none|off]
+#       ip=<client-IP-number>:<server-IP-number>:<gateway-IP-number>:<netmask>:<client-hostname>:<interface>:{dhcp|on|any|none|off}[:[<mtu>][:<macaddr>]]
 #
 # When supplying more than only ip= line, <interface> is mandatory and
 # bootdev= must contain the name of the primary interface to use for

modules.d/45ifcfg/write-ifcfg.sh

@@ -38,6 +38,8 @@ for netif in $IFACES ; do
         echo "ONBOOT=yes"
         echo "NETBOOT=yes"
         echo "UUID=$uuid"
+        [ -n "$macaddr" ] && echo "MACADDR=$macaddr"
+        [ -n "$mtu" ] && echo "MTU=$mtu"
         if [ -f /tmp/net.$netif.lease ]; then
             strstr "$ip" '*:*:*' &&
             echo "DHCPV6C=yes"
@@ -60,6 +62,7 @@ for netif in $IFACES ; do
             echo "HWADDR=$(cat /sys/class/net/$netif/address)"
             echo "TYPE=Ethernet"
             echo "NAME=\"Boot Disk\""
+            [ -n "$mtu" ] && echo "MTU=$mtu"
         } >> /tmp/ifcfg/ifcfg-$netif
     fi
 

modules.d/99base/dracut-lib.sh

@@ -436,32 +436,6 @@ nfsroot_to_var() {
     fi
 }
 
-ip_to_var() {
-    local v=${1}:
-    local i
-    set --
-    while [ -n "$v" ]; do
-        if [ "${v#\[*:*:*\]:}" != "$v" ]; then
-            # handle IPv6 address
-            i="${v%%\]:*}"
-            i="${i##\[}"
-            set -- "$@" "$i"
-            v=${v#\[$i\]:}
-        else
-            set -- "$@" "${v%%:*}"
-            v=${v#*:}
-        fi
-    done
-
-    unset ip srv gw mask hostname dev autoconf
-    case $# in
-        0)  autoconf="error" ;;
-        1)  autoconf=$1 ;;
-        2)  dev=$1; autoconf=$2 ;;
-        *)  ip=$1; srv=$2; gw=$3; mask=$4; hostname=$5; dev=$6; autoconf=$7 ;;
-    esac
-}
-
 # Create udev rule match for a device with its device name, or the udev property
 # ID_FS_UUID or ID_FS_LABEL
 #