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Enhanced ability to deploy ubuntu network configuration on edge server #147

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Enhanced ability to deploy ubuntu network configuration on edge server #147

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37 changes: 32 additions & 5 deletions confluent_osdeploy/ubuntu20.04/initramfs/scripts/init-premount/confluent
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Original file line number Diff line number Diff line change
@@ -1,7 +1,3 @@
cd /sys/class/net
for nic in *; do
ip link set $nic up
done
mkdir -p /custom-installation
cp -a /opt/confluent /custom-installation
touch /custom-installation/confluent/confluent.info
Expand Down Expand Up @@ -31,11 +27,37 @@ if [ -e /dev/disk/by-label/CNFLNT_IDNT ]; then
MYGW=""
fi
MYNM=$(grep ^ipv4_netmask: $tcfg | awk '{print $2}')
for NICGUESS in $(ip link|grep LOWER_UP|grep -v LOOPBACK|cut -d ' ' -f 2 | sed -e 's/:$//'); do
for NICGUESS in `ls /sys/class/net/`; do
if [ -n "$(ip link show "$NICGUESS" | grep "LOOPBACK")" ]; then
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Add this line to avoid check lo nic

echo "$NICGUESS is loopback"
continue
fi
ip link set $NICGUESS up
counter=0
while true; do
status=$(ip link show "$NICGUESS" | grep "LOWER_UP")
if [ -n "$status" ]; then
echo "Network interface $NICGUESS is LOWER_UP."
break
else
counter=$((counter + 1))
echo "Network interface $NICGUESS is not LOWER_UP. Checking again...retries $counter"
fi
if [ "$counter" -gt 20 ]; then
echo "Exceeded maximum number of checks. Exiting..."
break
fi
sleep 1
done
NICLOWERUP=`ip link |grep $NICGUESS |grep -iv LOWER_UP`
if [[ ! -z "$NICLOWERUP" ]]; then
continue
fi
ip addr add dev $NICGUESS $v4addr
if [ ! -z "$MYGW" ]; then
ip route add default via $MYGW
fi
echo "Configure ${NICGUESS} network"
for dsrv in $deploysrvs; do
if openssl s_client -connect $dsrv:443 > /dev/null 2>&1; then
deploysrvs=$dsrv
Expand All @@ -49,6 +71,11 @@ if [ -e /dev/disk/by-label/CNFLNT_IDNT ]; then
break
fi
done
if [ -z "$NIC"]; then
echo "Could not configure any network interface with ${v4addr}, please check your network configuration"
sleep 20
exit 1
fi
ipconfig -d $MYIP::$MYGW:$MYNM::$NIC
echo $NIC > /tmp/autodetectnic
else
Expand Down
37 changes: 32 additions & 5 deletions confluent_osdeploy/ubuntu22.04/initramfs/scripts/init-premount/confluent
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,7 +1,3 @@
cd /sys/class/net
for nic in *; do
ip link set $nic up
done
mkdir -p /custom-installation
cp -a /opt/confluent /custom-installation
touch /custom-installation/confluent/confluent.info
Expand Down Expand Up @@ -31,11 +27,37 @@ if [ -e /dev/disk/by-label/CNFLNT_IDNT ]; then
MYGW=""
fi
MYNM=$(grep ^ipv4_netmask: $tcfg | awk '{print $2}')
for NICGUESS in $(ip link|grep LOWER_UP|grep -v LOOPBACK|cut -d ' ' -f 2 | sed -e 's/:$//'); do
for NICGUESS in `ls /sys/class/net/`; do
if [ -n "$(ip link show "$NICGUESS" | grep "LOOPBACK")" ]; then
echo "$NICGUESS is loopback"
continue
fi
ip link set $NICGUESS up
counter=0
while true; do
status=$(ip link show "$NICGUESS" | grep "LOWER_UP")
if [ -n "$status" ]; then
echo "Network interface $NICGUESS is LOWER_UP."
break
else
counter=$((counter + 1))
echo "Network interface $NICGUESS is not LOWER_UP. Checking again...retries $counter"
fi
if [ "$counter" -gt 20 ]; then
echo "Exceeded maximum number of checks. Exiting..."
break
fi
sleep 1
done
NICLOWERUP=`ip link |grep $NICGUESS |grep -iv LOWER_UP`
if [[ ! -z "$NICLOWERUP" ]]; then
continue
fi
ip addr add dev $NICGUESS $v4addr
if [ ! -z "$MYGW" ]; then
ip route add default via $MYGW
fi
echo "Configure ${NICGUESS} network"
for dsrv in $deploysrvs; do
if openssl s_client -connect $dsrv:443 > /dev/null 2>&1; then
deploysrvs=$dsrv
Expand All @@ -49,6 +71,11 @@ if [ -e /dev/disk/by-label/CNFLNT_IDNT ]; then
break
fi
done
if [ -z "$NIC"]; then
echo "Could not configure any network interface with ${v4addr}, please check your network configuration"
sleep 20
exit 1
fi
ipconfig -d $MYIP::$MYGW:$MYNM::$NIC
echo $NIC > /tmp/autodetectnic
else
Expand Down