Editing Infrastructure Machines (section)

== build ==

<pre>Setup raid5 with a boot vol of 12G 5.45tb 
12G boot
4664 GB 

Install ubuntu 8.04

Swap 4G

Don’t format data drive

http://www.unixgods.org/~tilo/linux_larger_2TB.html

parted /dev/sdb
print
mklabel gpt
print

#Disk /dev/sdb: 4987GB
#Sector size (logical/physical): 512B/512B
#Partition Table: gpt

#Number  Start  End  Size  File system  Name  Flags

mkpart primary ext3 0 4987GB
print

#Disk /dev/sdb: 5987GB
#Sector size (logical/physical): 512B/512B
#Partition Table: gpt

#Number  Start   End     Size    File system  Name     Flags
# 1      17.4kB  4987GB  4987GB               primary

quit

mkfs.ext3 /dev/sdb1
#mke2fs 1.40.8 (13-Mar-2008)
#Filesystem label=
#OS type: Linux
#Block size=4096 (log=2)
#Fragment size=4096 (log=2)
#304390144 inodes, 1217544183 blocks
#60877209 blocks (5.00%) reserved for the super user
#First data block=0
#Maximum filesystem blocks=0
#37157 block groups
#32768 blocks per group, 32768 fragments per group
#8192 inodes per group
#Superblock backups stored on blocks:
#        32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
#        4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
#        102400000, 214990848, 512000000, 550731776, 644972544
#
#Writing inode tables:   967/37157

mkdir /data

#root@backup1:~# df -h
#Filesystem            Size  Used Avail Use% Mounted on
#/dev/sda2             8.3G  540M  7.3G   7% /
#varrun               1013M   40K 1013M   1% /var/run
#varlock              1013M     0 1013M   0% /var/lock
#udev                 1013M   56K 1013M   1% /dev
#devshm               1013M     0 1013M   0% /dev/shm
#/dev/sdb1             4.5T  192M  4.3T   1% /data


apt-get update
apt-get upgrade
apt-get install snmp snmpd ntp nfs-kernel-server

echo "\"\e[5~\": history-search-backward" >> ~/.inputrc
echo "\"\e[6~\": history-search-forward" >> ~/.inputrc

vi /etc/ntp.conf
server 10.1.4.5

scp root@10.1.4.3:/root/.ssh/authorized_keys /root/.ssh/
cd /root/
ssh-keygen -t dsa
echo "10.1.4.3        backup2" >> /etc/hosts

cat .ssh/id_dsa.pub | ssh backup2 'cat - >> /root/.ssh/authorized_keys' 

ssh backup2

vi /root/.bashrc
export PS1="[\u@\h \w]# "
alias h='history'
alias vi='vim'
alias j='jobs'
export PS1="[\u@\h \w]# "
alias dr='screen -dr'
export EDITOR=vim
export GREP_OPTIONS='--color=auto'
export HISTFILESIZE=1000

source /root/.bashrc

echo "# ttyS0 - getty 
# 
# This service maintains a getty on ttyS0 from the point the system is
# started until it is shut down again.

start on runlevel 2
start on runlevel 3
start on runlevel 4
start on runlevel 5

stop on runlevel 0
stop on runlevel 1
stop on runlevel 6

respawn
exec /sbin/getty 38400 ttyS0" > /etc/event.d/ttyS0 


vi /boot/grub/menu.lst

serial --unit=0 --speed=38400 --word=8 --parity=no --stop=1
terminal --timeout=15 serial console

append to kernel lines: 
console=tty0 console=ttyS0,38400n8

show menu:
#hiddenmenu

echo 'rocommunity  jcread 10.1.4.5
rocommunity  jcread 10.1.4.3
agentaddress 10.1.4.8:161' > /etc/snmp/snmpd.conf

# to see which iface it is, on backup2:

snmpwalk -v 1 -c jcread 10.1.4.8 interface


echo "bb:x:1984:1984:Big Brother:/home/bb:/bin/bash" >> /etc/passwd

echo "bb:x:1984:" >> /etc/group

pwconv

mkdir /home/bb
chown bb.bb /home/bb

cd ~bb
scp backup2:/mnt/data4/build/bb/bb-linux.tar .

tar xf bb-linux.tar

cd /home/bb/bbc1.9e-btf/etc

echo "10.1.4.5 mail.johncompanies.com # BBPAGER BBNET BBDISPLAY smtp ssh" > /home/bb/bbc1.9e-btf/etc/bb-hosts
echo "10.1.4.8 backup1.johncompanies.com # ssh" >> /home/bb/bbc1.9e-btf/etc/bb-hosts

echo "/:90:95
/var:90:95
/data:85:99" > /home/bb/bbc1.9e-btf/etc/bb-dftab


vi /home/bb/bbc1.9e-btf/bin/bb-disk.sh
(remove all | SORT xxxx)

chmod +r /var/log/messages

./bbchkcfg.sh 
#(y to questions)
./bbchkhosts.sh
#(ignore ssh errors)
cd ../..
chown -R bb .
su bb
cd
cd bbc1.9e-btf/src

#make; make install
cd ..
./runbb.sh start
more BBOUT 
(look for errors)
exit

vi /etc/rc.local
su - bb -c "cd /home/bb/bbc1.9e-btf; ./runbb.sh start"


echo '/data 10.1.4.0/24(rw, no_root_squash,async,no_subtree_check)' >> /etc/exports

/etc/init.d/nfs-kernel-server restart


echo 'chmod o+r /var/log/messages' >> /etc/cron.weekly/sysklogd


echo '10.1.4.8                backup1' >> /etc/hosts
echo '/dev/sdb1	/data  ext3  rw,noatime  0  0' >> /etc/fstab


to install digi drivers:

wget http://ftp1.digi.com/support/driver/40002086_n.tgz
apt-get install linux-image-2.6.24-19-server
apt-get install linux-source-2.6.24 (not needed?)
apt-get install linux-headers-2.6.24-19-server 
apt-get install make
apt-get install gcc
apt-get install g++	
apt-get install libncurses5-dev
apt-get install expect
apt-get install libdbi-perl libdate-calc-perl libdbd-mysql-perl

cd /usr/src; ln -s linux-headers-2.6.24-19-server linux
./configure
make all
make install
make postinstall

/usr/bin/dgrp_cfg_node -v -v init el 65.116.11.2 8

apt-get install mysql

mkdir /data/mysql
chown mysql:mysql /data/mysql
/etc/init.d/mysql stop
mv /var/lib/mysql/* /data/mysql/
mv /data/mysql/ib_* /var/lib/mysql/
vi /etc/mysql/my.cnf
(change datadir to /data/mysql)
vi /etc/apparmor.d/usr.sbin.mysqld
add:
  /data/mysql/ r,
  /data/mysql/** rwk,
Comment out:
#  /var/lib/mysql/ r,
#  /var/lib/mysql/** rwk,

/etc/init.d/apparmor restart
/etc/init.d/mysql start

tw_cli /c0/u0 set ignoreECC=on
tw_cli /c0/u0 set storsave=balance
tw_cli /c0/u0 set cache=on


0 0 * * * /usr/local/sbin/3wraidchk
</pre>