biolocal:EthWNConfig - Revision history

Mauro: /* Cluster nodes configurations */

2009-10-27T15:27:07Z

Cluster nodes configurations

←Older revision		Revision as of 15:27, 27 October 2009
Line 1:		Line 1:
	== Cluster nodes configurations ==		== Cluster nodes configurations ==
-	Actually the ip of the 2nd interface on each cluster node is configured automatically at start-up by adding ''+128'' to the boot ip address.	+	Actually the ip of the 2nd interface on each cluster node is configured automatically at start-up by adding ''+128'' to the boot ip address.<br>
	This is done by the script '''/etc/init.d/network''' present in the rootOS (i.e. not in the snapshot).		This is done by the script '''/etc/init.d/network''' present in the rootOS (i.e. not in the snapshot).
	In the script there is this section:		In the script there is this section:

Mauro: /* Cluster nodes configurations */

2009-10-27T15:26:45Z

Cluster nodes configurations

←Older revision		Revision as of 15:26, 27 October 2009
Line 1:		Line 1:
	== Cluster nodes configurations ==		== Cluster nodes configurations ==
	Actually the ip of the 2nd interface on each cluster node is configured automatically at start-up by adding ''+128'' to the boot ip address.		Actually the ip of the 2nd interface on each cluster node is configured automatically at start-up by adding ''+128'' to the boot ip address.
-	This is done by the script /etc/init.d/network present in the rootOS (i.e. not in the snapshot).	+	This is done by the script '''/etc/init.d/network''' present in the rootOS (i.e. not in the snapshot).
	In the script there is this section:		In the script there is this section:
	<pre>		<pre>
-	~~sysconf_path=/etc/sysconfig/network-scripts~~	+
	### eth autoconfig ###		### eth autoconfig ###
	# This part of the script read the eth0 ip address and make		# This part of the script read the eth0 ip address and make
Line 10:		Line 10:
	# Author: Gianluca		# Author: Gianluca
	# Date: 17/02/2009		# Date: 17/02/2009
-		+	sysconf_path=/etc/sysconfig/network-scripts
	interface2=eth1		interface2=eth1
	interface21=eth1.92		interface21=eth1.92
Line 54:		Line 54:
	</pre>		</pre>

-	Moreover, in the files.custom of snapshots it is necessary add the line ''/etc/init.d/network-scripts/ifcg-eth1.92''	+	Moreover, in the files.custom of snapshots it is necessary add the line '''''/etc/init.d/network-scripts/ifcg-eth1.92'''''

Mauro: /* Cluster nodes configurations */

2009-10-27T15:25:21Z

Cluster nodes configurations

←Older revision		Revision as of 15:25, 27 October 2009
Line 1:		Line 1:
	== Cluster nodes configurations ==		== Cluster nodes configurations ==
-	Actually the 2nd interface of each cluster node is configured automatically at start-up by adding +128 to the boot ip address.	+	Actually the ip of the 2nd interface on each cluster node is configured automatically at start-up by adding ''+128'' to the boot ip address.
	This is done by the script /etc/init.d/network present in the rootOS (i.e. not in the snapshot).		This is done by the script /etc/init.d/network present in the rootOS (i.e. not in the snapshot).
		+	In the script there is this section:
		+	<pre>
		+	sysconf_path=/etc/sysconfig/network-scripts
		+	### eth autoconfig ###
		+	# This part of the script read the eth0 ip address and make
		+	# an additional ip to assign to eth1, adding 128 to the last ip octet
		+	# Author: Gianluca
		+	# Date: 17/02/2009
		+
		+	interface2=eth1
		+	interface21=eth1.92
		+
		+	# Here we assume that the ip on eth0 is previusly assigned by dhcp
		+	ip=`/sbin/ifconfig \| awk '/HWaddr\|Bcast/ {split($0,lines,"\n"); print lines[1];}'\|sed -e '$!N;s/\n/ /' -e 's/addr://g' \|awk '{print $7}'\|grep 192.168`
		+
		+	n1=`echo $ip\|cut -d '.' -f 1`
		+	n2=`echo $ip\|cut -d '.' -f 2`
		+	n3=`echo $ip\|cut -d '.' -f 3`
		+	n4=`echo $ip\|cut -d '.' -f 4`
		+
		+	# Add 128 to the last octet
		+	let c4=$n4+128;
		+
		+	# The new ip to assign to eth1.92 interface
		+	ip2=$n1.$n2.$n3.$c4
		+
		+	# Write the configuration in the sysconfig directory
		+
		+	# Write the configuration in the sysconfig directory for eth1.2
		+	echo "DEVICE=$interface21" > $sysconf_path/ifcfg-$interface21
		+	echo "VLAN=yes" >> $sysconf_path/ifcfg-$interface21
		+	echo "BOOTPROTO=none" >> $sysconf_path/ifcfg-$interface21
		+	echo "BROADCAST=192.168.191.255" >> $sysconf_path/ifcfg-$interface21
		+	echo "IPADDR=$ip2" >> $sysconf_path/ifcfg-$interface21
		+	echo "NETMASK=255.255.192.0" >> $sysconf_path/ifcfg-$interface21
		+	echo "NETWORK=192.168.128.0" >> $sysconf_path/ifcfg-$interface21
		+	echo "ONBOOT=yes" >> $sysconf_path/ifcfg-$interface21
		+	echo "TYPE=Ethernet" >> $sysconf_path/ifcfg-$interface21
		+
		+	# Write the configuration in the sysconfig directory for eth1
		+
		+	echo "DEVICE=$interface2" > $sysconf_path/ifcfg-$interface2
		+	echo "BOOTPROTO=none" >> $sysconf_path/ifcfg-$interface2
		+	echo "IPADDR=0.0.0.0" >> $sysconf_path/ifcfg-$interface2
		+	echo "ONBOOT=yes" >> $sysconf_path/ifcfg-$interface2
		+	echo "TYPE=Ethernet" >> $sysconf_path/ifcfg-$interface2
		+
		+
		+	### End eth autoconfig ###
		+
		+	</pre>
		+
		+	Moreover, in the files.custom of snapshots it is necessary add the line ''/etc/init.d/network-scripts/ifcg-eth1.92''

Mauro: New page: == Cluster nodes configurations == Actually the 2nd interface of each cluster node is configured automatically at start-up by adding +128 to the boot ip address. This is done by the script...

2009-10-27T15:20:55Z

New page: == Cluster nodes configurations == Actually the 2nd interface of each cluster node is configured automatically at start-up by adding +128 to the boot ip address. This is done by the script...

New page

== Cluster nodes configurations ==
Actually the 2nd interface of each cluster node is configured automatically at start-up by adding +128 to the boot ip address.
This is done by the script /etc/init.d/network present in the rootOS (i.e. not in the snapshot).