name : hv_set_ifconfig.sh #!/bin/bash # SPDX-License-Identifier: GPL-2.0 # This example script activates an interface based on the specified # configuration. # # In the interest of keeping the KVP daemon code free of distro specific # information; the kvp daemon code invokes this external script to configure # the interface. # # The only argument to this script is the configuration file that is to # be used to configure the interface. # # Each Distro is expected to implement this script in a distro specific # fashion. For instance, on Distros that ship with Network Manager enabled, # this script can be based on the Network Manager APIs for configuring the # interface. # # This example script is based on a RHEL environment. # # Here is the ifcfg format of the ip configuration file: # # HWADDR=macaddr # DEVICE=interface name # BOOTPROTO=<protocol> (where <protocol> is "dhcp" if DHCP is configured # or "none" if no boot-time protocol should be used) # # IPADDR0=ipaddr1 # IPADDR1=ipaddr2 # IPADDRx=ipaddry (where y = x + 1) # # NETMASK0=netmask1 # NETMASKx=netmasky (where y = x + 1) # # GATEWAY=ipaddr1 # GATEWAYx=ipaddry (where y = x + 1) # # DNSx=ipaddrx (where first DNS address is tagged as DNS1 etc) # # IPV6 addresses will be tagged as IPV6ADDR, IPV6 gateway will be # tagged as IPV6_DEFAULTGW and IPV6 NETMASK will be tagged as # IPV6NETMASK. # # Here is the keyfile format of the ip configuration file: # # [ethernet] # mac-address=macaddr # [connection] # interface-name=interface name # # [ipv4] # method=<protocol> (where <protocol> is "auto" if DHCP is configured # or "manual" if no boot-time protocol should be used) # # address1=ipaddr1/plen # address2=ipaddr2/plen # # gateway=gateway1;gateway2 # # dns=dns1; # # [ipv6] # address1=ipaddr1/plen # address2=ipaddr2/plen # # gateway=gateway1;gateway2 # # dns=dns1;dns2 # # The host can specify multiple ipv4 and ipv6 addresses to be # configured for the interface. Furthermore, the configuration # needs to be persistent. A subsequent GET call on the interface # is expected to return the configuration that is set via the SET # call. # echo "IPV6INIT=yes" >> $1 echo "NM_CONTROLLED=no" >> $1 echo "PEERDNS=yes" >> $1 echo "ONBOOT=yes" >> $1 cp $1 /etc/sysconfig/network-scripts/ umask 0177 interface=$(echo $2 | awk -F - '{ print $2 }') filename="${2##*/}" sed '/\[connection\]/a autoconnect=true' $2 > /etc/NetworkManager/system-connections/${filename} /sbin/ifdown $interface 2>/dev/null /sbin/ifup $interface 2>/dev/null