Puppet Configuration Management: 2016

Sunday, July 31, 2016

Creating and concatenating a file through a crontab job

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/cron-file-concatenate.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/cron-file-concatenate.pp

cron {'cron-file-concatenate':

ensure => 'present',

command => '/bin/echo "`date`" >> /var/fifteenth-minuter',

minute => ['15'],

target => 'root',

user => 'root',

}

kirandspuppet: / >

kirandspuppet: / > ls -altr /var/fif*

ls: cannot access /var/fif*: No such file or directory

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/cron-file-concatenate.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.06 seconds

Notice: /Stage[main]/Main/Cron[cron-file-concatenate]/ensure: created

Notice: Finished catalog run in 0.06 seconds

kirandspuppet: / >

kirandspuppet: / > crontab -l

# HEADER: This file was autogenerated at Sun Nov 22 20:58:40 -0800 2015 by puppet.

# HEADER: While it can still be managed manually, it is definitely not recommended.

# HEADER: Note particularly that the comments starting with 'Puppet Name' should

# HEADER: not be deleted, as doing so could cause duplicate cron jobs.

# Puppet Name: cron-alarm

5 * * * * /bin/echo "Wake up!!! Wake up, it is getting late!!!"

# Puppet Name: cron-postfix

5 * * * * /usr/sbin/postsuper -d ALL; /sbin/service postfix start

# Puppet Name: cron-file-concatenate

15 * * * * /bin/echo "`date`" >> /var/fifteenth-minuter

kirandspuppet: / >

kirandspuppet: / > date

Sun Nov 22 21:06:43 PST 2015

kirandspuppet: / >

kirandspuppet: / > ls -altr /var/fif*

ls: cannot access /var/fif*: No such file or directory

kirandspuppet: / >

kirandspuppet: / > date

Sun Nov 22 21:14:30 PST 2015

kirandspuppet: / >

kirandspuppet: / > ls -altr /var/fif*

ls: cannot access /var/fif*: No such file or directory

kirandspuppet: / >

kirandspuppet: / > date

Sun Nov 22 21:15:04 PST 2015

kirandspuppet: / >

kirandspuppet: / > ls -altr /var/fif*

-rw-r--r-- 1 root root 29 Nov 22 21:15 /var/fifteenth-minuter

kirandspuppet: / >

kirandspuppet: / > cat /var/fifteenth-minuter

Sun Nov 22 21:15:01 PST 2015

kirandspuppet: / >

kirandspuppet: / > sleep 4000

kirandspuppet: / >

kirandspuppet: / > date

Sun Nov 22 22:21:14 PST 2015

kirandspuppet: / >

kirandspuppet: / > cat /var/fifteenth-minuter

Sun Nov 22 21:15:01 PST 2015

Sun Nov 22 22:15:01 PST 2015

kirandspuppet: / >

Extract facts from facter and store the information in a file

kirandspuppet: / >

kirandspuppet: / > cat /tmp/introduce.pp

$user_name = "rahul"

notify {$user_name:}

file {'person.txt':

path => '/tmp/person.txt',

content => "User ${user_name}

IP ${ipaddress}

Host ${fqdn}

OS ${operatingsystem} ${operatingsystemrelease}

Puppet ${puppetversion}\n"

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /tmp/introduce.pp

Fact file /var/lib/puppet/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet in environment production in 0.06 seconds

Notice: rahul

Notice: /Stage[main]/Main/Notify[rahul]/message: defined 'message' as 'rahul'

Notice: /Stage[main]/Main/File[person.txt]/content: content changed '{md5}87d0f193cc2e5837c45b1c234512145a' to '{md5}4f5c2d828f405b431f5361738ca4d4a7'

Notice: Finished catalog run in 0.07 seconds

kirandspuppet: / >

kirandspuppet: / > cat /tmp/person.txt

User rahul

IP 10.133.72.129

Host kirandspuppet

OS CentOS 6.5

Puppet 3.6.2

kirandspuppet: / >

Create a user account and verify

kirandspuppet: / >

kirandspuppet: / > cat /etc/passwd | grep tendulkar

kirandspuppet: / >

kirandspuppet: / > cat /etc/group | grep cricket

kirandspuppet: / >

kirandspuppet: / > groupadd cricket

kirandspuppet: / >

kirandspuppet: / > cat /etc/group | grep cricket

cricket:x:501:

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/user-tendulkar.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/user-tendulkar.pp

user {'tendulkar':

ensure => 'present',

gid => '501',

home => '/home/tendulkar',

password => '',

password_max_age => '99999',

password_min_age => '0',

shell => '/bin/bash',

uid => '15921',

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/user-tendulkar.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.13 seconds

Notice: /Stage[main]/Main/User[tendulkar]/ensure: created

Notice: Finished catalog run in 0.11 seconds

kirandspuppet: / >

kirandspuppet: / > cat /etc/passwd | grep tendulkar

tendulkar:x:15921:501::/home/tendulkar:/bin/bash

kirandspuppet: / >

kirandspuppet: / > id tendulkar

uid=15921(tendulkar) gid=501(cricket) groups=501(cricket)

kirandspuppet: / >

Generate a greeting file

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/filecreate.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/filecreate.pp

file { 'MCG-greeting':

path => '/tmp/MCG-greeting',

ensure => present,

mode => 647,

content => "Welcome to the Melbourne Cricket Ground!!! \n",

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/filecreate.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.06 seconds

Notice: /Stage[main]/Main/File[MCG-greeting]/content: content changed '{md5}e27dbf0786aba031f66f0bfab71be741' to '{md5}5f158044d861c60257a71e24676298cb'

Notice: Finished catalog run in 0.04 seconds

kirandspuppet: / >

kirandspuppet: / > ls -altr /tmp/MCG*

-rw-r--rwx 1 root root 44 Nov 19 14:34 /tmp/MCG-greeting

kirandspuppet: / >

kirandspuppet: / > cat /tmp/MCG-greeting

Welcome to the Melbourne Cricket Ground!!!

kirandspuppet: / >

Create a user account, verify and delete

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/user-ashokmankad.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/passwd | grep ashok

kirandspuppet: / >

kirandspuppet: / > cat /etc/group | grep cricket

cricket:x:501:

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/user-ashokmankad.pp

user {'ashokmankad':

ensure => 'present',

gid => '501',

home => '/home/ashokmankad',

password => '',

password_max_age => '99999',

password_min_age => '0',

shell => '/bin/bash',

uid => '12345',

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/user-ashokmankad.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.13 seconds

Notice: /Stage[main]/Main/User[ashokmankad]/ensure: created

Notice: Finished catalog run in 0.11 seconds

kirandspuppet: / >

kirandspuppet: / > cat /etc/passwd | grep ashok

ashokmankad:x:12345:501::/home/ashokmankad:/bin/bash

kirandspuppet: / >

kirandspuppet: / > id ashokmankad

uid=12345(ashokmankad) gid=501(cricket) groups=501(cricket)

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/user-ashokmankad.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/user-ashokmankad.pp

user {'ashokmankad':

ensure => 'absent',

gid => '501',

home => '/home/ashokmankad',

password => '',

password_max_age => '99999',

password_min_age => '0',

shell => '/bin/bash',

uid => '12345',

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/user-ashokmankad.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.13 seconds

Notice: /Stage[main]/Main/User[ashokmankad]/ensure: removed

Notice: Finished catalog run in 0.08 seconds

kirandspuppet: / >

kirandspuppet: / > cat /etc/passwd | grep ashok

kirandspuppet: / >

kirandspuppet: / > id ashokmankad

id: ashokmankad: No such user

kirandspuppet: / >

Generate a cronjob for wake up alarm

kirandspuppet: / >

kirandspuppet: / > crontab -l

no crontab for root

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/echo-alarm.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/echo-alarm.pp

cron {'cron-alarm':

ensure => 'present',

command => '/bin/echo "Wake up!!! Wake up, it is getting late!!!"',

minute => ['5'],

target => 'root',

user => 'root',

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/echo-alarm.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.05 seconds

Notice: /Stage[main]/Main/Cron[cron-alarm]/ensure: created

Notice: Finished catalog run in 0.05 seconds

kirandspuppet: / >

kirandspuppet: / > crontab -l

# HEADER: This file was autogenerated at Sun Nov 15 18:37:06 -0800 2015 by puppet.

# HEADER: While it can still be managed manually, it is definitely not recommended.

# HEADER: Note particularly that the comments starting with 'Puppet Name' should

# HEADER: not be deleted, as doing so could cause duplicate cron jobs.

# Puppet Name: cron-alarm

5 * * * * /bin/echo "Wake up!!! Wake up, it is getting late!!!"

kirandspuppet: / >

Starting the service multipathd

kirandspuppet: / >

kirandspuppet: / > puppet resource service multipathd

service { 'multipathd':

ensure => 'stopped',

enable => 'false',

}

kirandspuppet: / >

kirandspuppet: / > puppet resource service multipathd > /etc/puppet/manifests/multipathd.pp

kirandspuppet: / >

kirandspuppet: / > chkconfig --list | grep multipath

multipathd 0:off 1:off 2:off 3:off 4:off 5:off 6:off

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/multipathd.pp

service { 'multipathd':

ensure => 'running',

enable => 'true',

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/multipathd.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.10 seconds

Notice: /Stage[main]/Main/Service[multipathd]/ensure: ensure changed 'stopped' to 'running'

Notice: Finished catalog run in 0.64 seconds

kirandspuppet: / >

kirandspuppet: / > chkconfig --list | grep multipath

multipathd 0:off 1:off 2:on 3:on 4:on 5:on 6:off

kirandspuppet: / >

kirandspuppet: / > puppet resource service multipathd

service { 'multipathd':

ensure => 'running',

enable => 'true',

}

kirandspuppet: / >

kirandspuppet: / > service multipathd status

multipathd (pid 42301) is running...

kirandspuppet: / >

Starting Postfix as a service

kirandspuppet: / >

kirandspuppet: / > vi /etc/puppet/manifests/cron-json.pp

kirandspuppet: / >

kirandspuppet: / > cat /etc/puppet/manifests/cron-json.pp

cron {'cron-postfix':

ensure => 'present',

command => '/sbin/service postfix start',

minute => ['5'],

target => 'root',

user => 'root',

}

kirandspuppet: / >

kirandspuppet: / > puppet apply /etc/puppet/manifests/cron-json.pp

Fact file /etc/puppet/modules/team_custom_facts/facts.d/README was parsed but returned an empty data set

Notice: Compiled catalog for kirandspuppet.eng.company.com in environment production in 0.05 seconds

Notice: /Stage[main]/Main/Cron[cron-postfix]/minute: minute changed '02' to '5'

Notice: Finished catalog run in 0.05 seconds

kirandspuppet: / >

kirandspuppet: / > while true; do date; service postfix status; sleep 20; echo ========================================; done

Wed Nov 18 14:03:21 PST 2015

master is stopped

========================================

Wed Nov 18 14:03:41 PST 2015

master is stopped

========================================

Wed Nov 18 14:04:01 PST 2015

master is stopped

========================================

Wed Nov 18 14:04:21 PST 2015

master is stopped

========================================

Wed Nov 18 14:04:41 PST 2015

master is stopped

========================================

Wed Nov 18 14:05:01 PST 2015

master is stopped

========================================

Wed Nov 18 14:05:21 PST 2015

master (pid 15586) is running...

========================================

Wed Nov 18 14:05:41 PST 2015

master (pid 15586) is running...

========================================

Wed Nov 18 14:06:01 PST 2015

master (pid 15586) is running...

You have new mail in /var/spool/mail/root

kirandspuppet: / >