Puppet Setup File Permissions

Question:  Create a Puppet programming file blog.pp under /etc/puppetlabs/code/environments/production/manifests directory on master node i.e Jump Server. Using puppet file resource, perform the below mentioned tasks.

File beta.txt already exists under /opt/finance directory on App Server 3.

Add content Welcome to xFusionCorp Industries! in file beta.txt on App Server 3.

Set permissions 0744 for file beta.txt on App Server 3.

Note: Please perform this task using blog.pp only, do not create any separate inventory file.

Please Note :-  Perform the below commands based on your question  server,  user name & other details might differ . So please read task carefully before executing. All the Best 👍

Solution:  

1. Go through the folder mentioned in task and create puppet file 

    vi /etc/puppetlabs/code/environments/production/manifests/blog.pp

2. Puppet user resource add a user on all app servers as mentioned in your task

      ( refer Video below for clarity )

class file_modifier {    # Update beta.txt under /opt/finance    file { '/opt/finance/beta.txt':      ensure => 'present',      content => 'Welcome to xFusionCorp Industries!',      mode => '0744',    }  }  node 'stapp03.stratos.xfusioncorp.com' {    include file_modifier  }

3. Validate the puppet file by below command.   

root@jump/etc/puppetlabs/code/environments/production/manifests# puppet parser validate blog.pp root@jump_host /etc/puppetlabs/code/environments/production/manifests#

4. Login on  App server as per the task and run command   

[banner@stapp03 ~]$ sudo su -  We trust you have received the usual lecture from the local System Administrator. It usually boils down to these three things:      #1) Respect the privacy of others.     #2) Think before you type.     #3) With great power comes great responsibility.  [sudo] password for banner:  [root@stapp03 ~]# puppet agent -tv Info: Using configured environment 'production' Info: Retrieving pluginfacts Info: Retrieving plugin Info: Retrieving locales Info: Caching catalog for stapp03.stratos.xfusioncorp.com Info: Applying configuration version '1623413693' Notice: /Stage[main]/File_modifier/File[/opt/finance/beta.txt]/content: --- /opt/finance/beta.txt        2021-06-11 12:10:48.616000000 +0000 +++ /tmp/puppet-file20210611-190-1x9y725        2021-06-11 12:14:53.704000000 +0000 @@ -0,0 +1 @@ +Welcome to xFusionCorp Industries! \ No newline at end of file  Info: Computing checksum on file /opt/finance/beta.txt Info: /Stage[main]/File_modifier/File[/opt/finance/beta.txt]: Filebucketed /opt/finance/beta.txt to puppet with sum d41d8cd98f00b204e9800998ecf8427e Notice: /Stage[main]/File_modifier/File[/opt/finance/beta.txt]/content: content changed '{md5}d41d8cd98f00b204e9800998ecf8427e' to '{md5}b899e8a90bbb38276f6a00012e1956fe' Notice: /Stage[main]/File_modifier/File[/opt/finance/beta.txt]/mode: mode changed '0644' to '0744' Notice: Applied catalog in 0.09 seconds [root@stapp03 ~]#

5.. Validate the task by running 

[root@stapp03 ~]# cat /opt/finance/beta.txt Welcome to xFusionCorp Industries! [root@stapp03 ~]#

6. Click on Finish & Confirm to complete the task successful

Happy Learning!!!!

Apart from this if you need more clarity,  I have made a  tutorial video on this , please go through and share your comments. Like and share the knowledge