Slides from my vMA Techcon 2020 session. The YouTube recording of this session can be found on YouTube (in Dutch): https://www.youtube.com/watch?v=sjzikydYY0E

1. vMA
TechCon
2020 #vmatechcon2020
Template beheer
automatiseren met Packer
• Rudolf Kleijwegt

2. vMA
TechCon
2020 #vmatechcon2020
Agenda
• DevOps 101
• Infrastructure as Code
• HashiCorp Packer
• Packer commands
• HCL Configuration language
• CI/CD Pipeline
• Demo

3. vMA
TechCon
2020 #vmatechcon2020
Wie is Rudolf Kleijwegt?
• Infrastructuur Consultant @ Init IQ
• Blogging @ vcloudvision.com
• Fulltime #WFH sinds mei 2020

4. vMA
TechCon
2020 #vmatechcon2020
DevOps 101
Developer Operator
Applicaties beschikbaar stellen Beschikbaarheid waarborgen
Change via code Changes veelal handmatig
Test via pipeline Test handmatig
Cattle Pets
Source code Binaries

5. vMA
TechCon
2020 #vmatechcon2020
Infrastructure as Code (IaC)
• Consistent
• Herhaalbaar
• Gedocumenteerd
• Controleerbaar

6. vMA
TechCon
2020 #vmatechcon2020
HashiCorp Packer
• Open source tool voor het maken van virtuele machine templates
• Te installeren op: Mac, Windows, Linux, FreeBSD, OpenBSD, Solaris
• Connectoren voor verschillende platformen

7. vMA
TechCon
2020 #vmatechcon2020
Packer commands
❯ packer
Usage: packer [--version] [--help] <command> [<args>]
Available commands are:
build build image(s) from template
console creates a console for testing variable interpolation
fix fixes templates from old versions of packer
hcl2_upgrade transform a JSON template into a HCL2 configuration
inspect see components of a template
validate check that a template is valid
version Prints the Packer version

8. vMA
TechCon
2020 #vmatechcon2020
HCL Configuration Language
CODE EDITOR
{
"builders": [
{
"type" : "vmware-iso",
"iso_url" : "{{user `template_sourcedir`}}/debian-10.4.0-amd64-netinst.iso",
....
},
{
"type" : "vsphere-iso",
"vcenter_server" : "{{user `vsphere_hostname`}}",
"username" : "{{user `vsphere_username`}}",
"password" : "{{user `vsphere_password`}}",
"iso_url" : "{{user `template_sourcedir`}}/debian-10.4.0-amd64-netinst.iso",
....
}
],
"provisioners": [
{
"type" : "shell",
"inline" : ["figlet Welcome to vMA TechCon 2020 !"]
}
]
}

9. vMA
TechCon
2020 #vmatechcon2020
CI/CD Pipeline

10. vMA
TechCon
2020 #vmatechcon2020

11. vMA
TechCon
2020 #vmatechcon2020
Vragen?