#!/bin/sh
#-*-shell-script-*-
+set -x
+
# the name of the floppy based network configuration
# files (checked first). the name planet.cnf is kept
# for backward compatibility with old nodes, and only
function net_init_failed() {
echo
echo $(date "+%H:%M:%S") " pl_netinit: network initialization failed,"
+ echo
+ echo For forensics
+ echo
+ echo ========== lspci beg
+ /sbin/lspci -n | /bin/grep "Class 0200"
+ echo ========== lspci end
+ echo
+ echo ========== ifconfig beg
+ /sbin/ifconfig
+ echo ========== ifconfig end
+ echo
echo $(date "+%H:%M:%S") " pl_netinit: shutting down machine in two hours"
/bin/sleep 2h
/sbin/shutdown -h now
net_init_failed
fi
+# within a systemd-driven startup, we often see this stage
+# triggered before the network interface is actually exposed
+# by udev/kernel
+# although of course we have network-online.target
+# as a requirement; go figure what systemd actually does..
+
+# in any case, let us try to work around that by allowing some delay
+# here
+
+ALLOW=5
+COUNTER=0
+while true; do
+ if /sbin/ifconfig $ETH_DEVICE >& /dev/null; then
+ echo "pl_netinit: device present $ETH_DEVICE, proceeding (${COUNTER}s/${ALLOW}s)"
+ break
+ fi
+ echo $(date "+%H:%M:%S") " pl_netinit: waiting for device $ETH_DEVICE,${COUNTER}s/${ALLOW}s"
+ COUNTER=$(($COUNTER+1))
+ [ $COUNTER -ge $ALLOW ] && net_init_failed
+ sleep 1
+done
+
# actually check to make sure ifconfig <device> succeeds
-/sbin/ifconfig $ETH_DEVICE up 2>&1 > /dev/null
-if [[ $? -ne 0 ]]; then
+
+/sbin/ifconfig $ETH_DEVICE up 2>&1 > /dev/null || {
echo $(date "+%H:%M:%S") " pl_netinit: device $ETH_DEVICE does not exist, most likely"
echo $(date "+%H:%M:%S") " pl_netinit: this CD does not have hardware support for your"
echo $(date "+%H:%M:%S") " pl_netinit: network adapter. please send the following lines"
echo $(date "+%H:%M:%S") " pl_netinit: to your PlanetLab support for further assistance"
- echo
- /sbin/lspci -n | /bin/grep "Class 0200"
- echo
-
net_init_failed
-fi
+}
echo $(date "+%H:%M:%S") " pl_netinit: attempting to start networking"
/sbin/service network start
/sbin/ifconfig $ETH_DEVICE > $IFCONFIG_OUTPUT
echo $(date "+%H:%M:%S") " pl_netinit: network online"
-