wiki:qclug_presentations:puppet
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wiki:qclug_presentations:puppet [2015/11/11 21:38] Root |
wiki:qclug_presentations:puppet [2015/11/11 22:07] Root [Configuring a Puppet Agent] |
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| Step 1: Add the Puppet Repository\\ | Step 1: Add the Puppet Repository\\ | ||
| Step 2: Install Puppet\\ | Step 2: Install Puppet\\ | ||
| - | Step 3: Install R10K\\ | + | Step 3: Configure the Puppet Master\\ |
| - | Step 4: Install Hiera\\ | + | Step 4: Configure a Puppet agent\\ |
| - | Step 5: Install and Configure a Puppet agent\\ | + | Step 5: Apply Puppet Code |
| - | Step 6: Apply Puppet Code | + | |
| ===== Prerequisites ===== | ===== Prerequisites ===== | ||
| - | - Master/Agent requires at least 2 servers, masterless requires only 1. | + | - Master/Agent requires at least two servers, masterless requires only one |
| - | - Master/Agent should have DNS configured, but IP addresses could work as well. | + | - Master/Agent require DNS to be configured for SSL certificate signing purposes |
| ===== Installing Open Source Puppet ===== | ===== Installing Open Source Puppet ===== | ||
| Line 65: | Line 64: | ||
| [master] | [master] | ||
| always_cache_features = true | always_cache_features = true | ||
| - | environment_timeout=unlimited | + | environment_timeout = unlimited |
| - | environmentpath=$confdir/environments | + | environmentpath = $confdir/environments |
| basemodulepath = /etc/puppet/modules | basemodulepath = /etc/puppet/modules | ||
| ca = true | ca = true | ||
| Line 74: | Line 73: | ||
| <code> | <code> | ||
| [main] | [main] | ||
| - | #templatedir=$confdir/templates | + | #templatedir = $confdir/templates |
| </code> | </code> | ||
| + | Start the Apache service | ||
| + | <code> | ||
| + | service apache2 start | ||
| + | </code> | ||
| ===== Set up your production environment ===== | ===== Set up your production environment ===== | ||
| Line 100: | Line 103: | ||
| node 'pupagent.pcdomain.pvt' { | node 'pupagent.pcdomain.pvt' { | ||
| include roles::home::server | include roles::home::server | ||
| - | } | ||
| - | node 'laptop.pcdomain.pvt' { | ||
| - | include roles::home::laptop | ||
| } | } | ||
| </code> | </code> | ||
| Line 123: | Line 123: | ||
| </code> | </code> | ||
| - | Edit the server.pp file and have it include the profiles::home::apache module which will be created later and will use the Puppetlabs apache module to install and configure apache: | + | Edit the server.pp file and have it include the profiles::home::mysql module which will be created later and will use the Puppetlabs mysql module to install and configure mysql: |
| <code> | <code> | ||
| Line 131: | Line 131: | ||
| <code> | <code> | ||
| class roles::home::server { | class roles::home::server { | ||
| - | include profiles::home::apache | + | include profiles::home::mysql |
| } | } | ||
| </code> | </code> | ||
| Line 140: | Line 140: | ||
| </code> | </code> | ||
| - | To work around the bug simply create a folder named "lib" in the roles module directory: | + | To work around the bug simply create a folder named "facts.d" in the roles module directory: |
| <code> | <code> | ||
| - | mkdir /etc/puppet/environments/production/modules/roles/lib | + | mkdir /etc/puppet/environments/production/modules/roles/facts.d |
| </code> | </code> | ||
| Line 152: | Line 152: | ||
| </code> | </code> | ||
| - | Edit the apache.pp file and have it call the apache class: | + | Edit the mysql.pp file and have it call the mysql::server class: |
| <code> | <code> | ||
| - | vi /etc/puppet/environments/production/modules/profiles/manifests/home/apache.pp | + | vi /etc/puppet/environments/production/modules/profiles/manifests/home/mysql.pp |
| </code> | </code> | ||
| <code> | <code> | ||
| - | class profiles::home::apache { | + | class profiles::home::mysql { |
| - | class { '::apache': } | + | class { '::mysql::server': |
| + | root_password => 'strongpassword', | ||
| + | remove_default_accounts => true, | ||
| + | } | ||
| } | } | ||
| </code> | </code> | ||
| - | //Note: Ensure the class is prefixed with the double colons or else the profile will try to load itself instead of the actual apache module!// | + | //Note: Ensure the class is prefixed with the double colons or else the profile will try to load itself instead of the actual mysql module!// |
| - | ==== Install the puppetlabs-apache module ==== | + | ==== Install the puppetlabs-mysql module ==== |
| - | This command will install the puppetlabs-apache module into /etc/puppet/modules, which is symlinked inside our production environment: | + | This command will install the puppetlabs-mysql module into /etc/puppet/modules, which is symlinked inside our production environment: |
| <code> | <code> | ||
| - | puppet module install puppetlabs-apache | + | puppet module install puppetlabs-mysql |
| </code> | </code> | ||
| Line 211: | Line 214: | ||
| <code> | <code> | ||
| puppet agent -t | puppet agent -t | ||
| + | </code> | ||
| + | |||
| + | Enable the agent service to have Puppet run automatically every 30 minutes by default: | ||
| + | <code> | ||
| + | update-rc.d puppet enable | ||
| </code> | </code> | ||
| ===== Setup R10K ===== | ===== Setup R10K ===== | ||
wiki/qclug_presentations/puppet.txt · Last modified: 2015/11/11 22:07 by Root
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