kvm: use 'ip' command instead of 'ifconfig' which is deprecated

software/kvm/buildout.hash.cfg

@@ -19,7 +19,7 @@ md5sum = 028b6a6456d744c11b1bb2c51ecd51b2
 
 [template-kvm]
 filename = instance-kvm.cfg.jinja2
-md5sum = c79448a49b1b3dc6e757b90f497c7be1
+md5sum = 12a99227828e834d97ee0c68246c467c
 
 [template-kvm-cluster]
 filename = instance-kvm-cluster.cfg.jinja2.in

software/kvm/instance-kvm.cfg.jinja2

@@ -498,16 +498,15 @@ ipv6-network-info =
 recipe = plone.recipe.command
 filename = netconfig.sh
 path = ${directory:public}/${:filename}
-ifconfig = ifconfig \$IFACE {{ slap_configuration.get('tap-ipv4-addr') }} netmask {{ slap_configuration.get('tap-ipv4-netmask') }}
-route-iface = route add {{ slap_configuration.get('tap-ipv4-gateway') }} dev \$IFACE
-route-network = route add -net {{ slap_configuration.get('tap-ipv4-network') }} netmask {{ slap_configuration.get('tap-ipv4-netmask') }} gw {{ slap_configuration.get('tap-ipv4-gateway') }}
+ipv4-add-address = ip -4 address add {{ slap_configuration.get('tap-ipv4-addr') }}/{{ slap_configuration.get('tap-ipv4-netmask') }} dev \$IFACE
 {%   if nat_restrict == 'true' -%}
-route-default = route add default gw {{ slap_configuration.get('tap-ipv4-gateway') }} dev \$IFACE
+ipv4-add-default-route = ip route add default via {{ slap_configuration.get('tap-ipv4-gateway') }} dev \$IFACE
 {%   elif global_ipv4_prefix -%}
-route-default = ip route add {{ global_ipv4_prefix }} via {{ slap_configuration.get('tap-ipv4-gateway') }} dev \$IFACE src {{ slap_configuration.get('tap-ipv4-addr') }}
+ipv4-add-default-route = ip route add {{ global_ipv4_prefix }} via {{ slap_configuration.get('tap-ipv4-gateway') }} dev \$IFACE src {{ slap_configuration.get('tap-ipv4-addr') }}
 {%   else -%}
-route-default =
+ipv4-add-default-route =
 {%   endif -%}
+ipv4-set-link-up = ip link set dev \$IFACE up
 command =
   cat > ${:path} << EOF
   #!/bin/sh
@@ -515,10 +514,9 @@ command =
   #try to be compatible with OS with old names
   ip a | grep eth0: && [ \$IFACE = ens3 ] && IFACE=eth0
   ip a | grep eth1: && [ \$IFACE = ens4 ] && IFACE=eth1
-  ${:ifconfig}
-  ${:route-iface}
-  ${:route-network}
-  ${:route-default}
+  ${:ipv4-add-address}
+  ${:ipv4-add-default-route}
+  ${:ipv4-set-link-up}
   EOF
 update-command = ${:command}
 {% endif -%}