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dhclient

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Kroese 2023-04-19 22:34:38 +02:00 committed by GitHub
parent 96d6caafb1
commit f076793786
1 changed files with 8 additions and 8 deletions
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16
run/network.sh
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@ -19,32 +19,32 @@ configureMacVlan () {
VM_NET_TAP="_VmMacvtap" VM_NET_TAP="_VmMacvtap"
echo "Info: Retrieving IP via DHCP using MAC ${VM_NET_MAC}..." echo "Info: Retrieving IP via DHCP using MAC ${VM_NET_MAC}..."
ip l add link eth0 name ${VM_NET_TAP} address ${VM_NET_MAC} type macvtap mode bridge || true ip l add link eth0 name ${VM_NET_TAP} address ${VM_NET_MAC} type macvtap mode bridge || true
ip l set ${VM_NET_TAP} up ip l set ${VM_NET_TAP} up
ip a flush eth0 ip a flush eth0
ip a flush ${VM_NET_TAP} ip a flush ${VM_NET_TAP}
udhcpc -v ${VM_NET_TAP} dhclient -v ${VM_NET_TAP}
_DhcpIP=$( udhcpc -v ${VM_NET_TAP} 2>&1 | grep ^bound | cut -d' ' -f3 ) _DhcpIP=$( dhclient -v ${VM_NET_TAP} 2>&1 | grep ^bound | cut -d' ' -f3 )
[[ "${_DhcpIP}" == [0-9.]* ]] \ [[ "${_DhcpIP}" == [0-9.]* ]] \
&& echo "Info: Retrieved IP: ${_DhcpIP} from DHCP with MAC: ${VM_NET_MAC}" \ && echo "Info: Retrieved IP: ${_DhcpIP} from DHCP with MAC: ${VM_NET_MAC}" \
|| ( echo "ERROR: Cannot retrieve IP from DHCP with MAC: ${VM_NET_MAC}" && exit 16 ) || ( echo "ERROR: Cannot retrieve IP from DHCP with MAC: ${VM_NET_MAC}" && exit 16 )
ip a flush ${VM_NET_TAP} ip a flush ${VM_NET_TAP}
_tmpTapPath="/dev/tap$(</sys/class/net/${VM_NET_TAP}/ifindex)" _tmpTapPath="/dev/tap$(</sys/class/net/${VM_NET_TAP}/ifindex)"
# get MAJOR MINOR DEVNAME # get MAJOR MINOR DEVNAME
MAJOR="" MAJOR=""
eval "$(</sys/class/net/${VM_NET_TAP}/macvtap/${_tmpTapPath##*/}/uevent) _tmp=0" eval "$(</sys/class/net/${VM_NET_TAP}/macvtap/${_tmpTapPath##*/}/uevent) _tmp=0"
[[ "x${MAJOR}" != "x" ]] \ [[ "x${MAJOR}" != "x" ]] \
&& echo "... PLEASE MAKE SURE, Docker run command line used: --device-cgroup-rule='c ${MAJOR}:* rwm'" \ && echo "... PLEASE MAKE SURE, Docker run command line used: --device-cgroup-rule='c ${MAJOR}:* rwm'" \
|| ( echo "... macvtap creation issue: Cannot find: /sys/class/net/${VM_NET_TAP}/" && exit 18 ) || ( echo "... macvtap creation issue: Cannot find: /sys/class/net/${VM_NET_TAP}/" && exit 18 )
[[ ! -e ${_tmpTapPath} ]] && [[ -e /dev0/${_tmpTapPath##*/} ]] && ln -s /dev0/${_tmpTapPath##*/} ${_tmpTapPath} [[ ! -e ${_tmpTapPath} ]] && [[ -e /dev0/${_tmpTapPath##*/} ]] && ln -s /dev0/${_tmpTapPath##*/} ${_tmpTapPath}
if [[ ! -e ${_tmpTapPath} ]]; then if [[ ! -e ${_tmpTapPath} ]]; then
echo "... file does not exist: ${_tmpTapPath}" echo "... file does not exist: ${_tmpTapPath}"
mknod ${_tmpTapPath} c $MAJOR $MINOR \ mknod ${_tmpTapPath} c $MAJOR $MINOR \