Difference between revisions of "CoE Cluster november 2011/Dell Cluster installation"

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m (→‎Number of installed packages)
m (→‎Searching installed packages)
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/etc/init/gssd.conf
 
/etc/init/gssd.conf
 
<notice>...OUTPUT OMITTED...</notice>
 
<notice>...OUTPUT OMITTED...</notice>
 +
</source>
 +
=IPTABLES=
 +
<source lang=cli>
 +
#!/bin/bash
 +
#
 +
# Start firewall
 +
#
 +
# Tillader ping indefra og ud.
 +
# Lukker for al anden trafik.
 +
# Diverse erklæringer
 +
FW=iptables
 +
INT_NET="10.0.0.0/24"
 +
EXT_NET="172.16.4.0/24"
 +
EXT_IP="172.16.4.99"
 +
EXT_IF="eth0"
 +
 +
# Fjern alle tidligere regler
 +
$FW -F
 +
 +
# Sæt default politik til afvisning
 +
$FW -P FORWARD ACCEPT
 +
 +
# Tillad ping indefra
 +
$FW -A FORWARD -s $INT_NET -p icmp --icmp-type echo-request -j ACCEPT
 +
 +
# Tillad pong udefra
 +
$FW -A FORWARD -d $INT_NET -p icmp --icmp-type echo-reply -j ACCEPT
 +
 +
 +
# Source NAT på udgående pakker
 +
$FW -t nat -A POSTROUTING -o $EXT_IF -s $INT_NET -j SNAT --to-source $EXT_IP
 
</source>
 
</source>
 
{{Source cli}}
 
{{Source cli}}
 
[[Category:CoE]][[Category:Linux]]
 
[[Category:CoE]][[Category:Linux]]

Revision as of 12:23, 8 November 2011

Hardware

Each group installs Ubuntu 10.10 32 bit on four Dell PowerEdge 1750 bladeserver with 36,5GB harddisk.

Filesystem

  • / filesystem 2 GB primary
  • /tmp filesystem 5 GB logical
  • /var filesystem 5 GB primary
  • /usr filesystem 6 GB logical
  • swap filesystem 2 GB logical
  • /home filesystem remaining space

Updating Ubuntu

Update

sudo bash
apt-get update
apt-get upgrade

List installed packages

Number of installed packages

root@newclusterh:~# <input>dpkg --get-selections | wc -l</input>
962

Searching installed packages

root@newclusterh:~#  <input>dpkg --get-selections | grep nfs</input>
libnfsidmap2                                    install
nfs-common                                      install
nfs-kernel-server                               install
root@newclusterh:~# <input>dpkg -L nfs-common</input>
/.
/etc
/etc/init.d
/etc/init
/etc/init/statd.conf
/etc/init/statd-mounting.conf
/etc/init/rpc_pipefs.conf
/etc/init/gssd.conf
<notice>...OUTPUT OMITTED...</notice>

IPTABLES

#!/bin/bash
#
# Start firewall
#
# Tillader ping indefra og ud.
# Lukker for al anden trafik.
# Diverse erklæringer
FW=iptables
INT_NET="10.0.0.0/24"
EXT_NET="172.16.4.0/24"
EXT_IP="172.16.4.99"
EXT_IF="eth0"

# Fjern alle tidligere regler
$FW -F

# Sæt default politik til afvisning
$FW -P FORWARD ACCEPT

# Tillad ping indefra
$FW -A FORWARD -s $INT_NET -p icmp --icmp-type echo-request -j ACCEPT

# Tillad pong udefra
$FW -A FORWARD -d $INT_NET -p icmp --icmp-type echo-reply -j ACCEPT


# Source NAT på udgående pakker
$FW -t nat -A POSTROUTING -o $EXT_IF -s $INT_NET -j SNAT --to-source $EXT_IP
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