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London HUG 8/3 - Developing a (VCD) Terraform Provider

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London HashiCorp User Group

OpenCredo's Brett Mack and Nicki Watt discuss Developing a (VCD) Terraform Provider

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---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Developing a (VCD) Terraform Provider Brett Mack Nicki Watt @phpops @techiewatt 28/01/2016 1
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 2 Who are we? Hands on consultants Worked with a variety of clients using various HashiCorp products HashiCorp partner
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 3 https://www.opencredo.com/2015/08/10/ boot-my-secure-government-cloud
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 4 Agenda Terraform Introduction The VCD Terraform provider approach and lessons learned Conclusion
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- The Super Quick 5 Terraform Introduction ^
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 6 Creates, manages, and manipulates infrastructure resources.
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 7 Multiple Infrastructure Providers - IAAS, PAAS, SAAS
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 8
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 9
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 10 Developing a (VCD) Terraform provider
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 11 What is a Terraform Provider Plugin?
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 12 Atlas DNSMadeEasy PowerDNS AWS Docker Rundeck Azure Dyn StatusCake CloudFlare Google Cloud Template CloudStack Heroku Terraform Consul Mailgun TLS Datadog OpenStack VMware vCloud Director DigitalOcean Packet VMware vSphere
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 13 Atlas DNSMadeEasy PowerDNS AWS Docker Rundeck Azure Dyn StatusCake CloudFlare Google Cloud Template CloudStack Heroku Terraform Consul Mailgun TLS Datadog OpenStack VMware vCloud Director DigitalOcean Packet VMware vSphere
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 14 De鍖ne what you want to control with Terraform
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- vCloud Director 15 Edge Gateway Internal Network Destination NAT Source NATFirewall Rules VApp VApp
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- vCloud Director 16 Edge Gateway Internal Network Destination NAT Source NATFirewall Rules VApp VApp
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 17 Core Terraform Provider Plugin Concepts
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 18 Provider
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 19 Provider Resource
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 20 Resource Schema Provider
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Plugin 21 Resource Schema Provider
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 22 provider "vcd" { } resource vcd_vapp web } vms.tf VCD Provider Terraform launches provider binary Preferred method of communication Starts listening Address given back to Terraform
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 23 How do these concepts map to VCD?
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 24 vCloud Director Edge Gateway VDC Network Destinati SourceFirewall VApp VApp Plugin Details to establish connection Individual components which can be controlled Contract defining rules when interacting with resources
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 25 Schema Provider user password org url vdc
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 26 Schema user ValueType Flags Description Default Computed Required Optional ForceNew
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 27 Schema user ValueType Flags Description Default Computed Required Optional ValueType: TypeString Description: vCD Username Required: True Computed ForceNew
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 28 Resource Provider Network VApp Firewall Rules DNAT SNAT
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 29 Resource Create Read Update Delete
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 30 Resource Create Read Update Delete Exists
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 31 De鍖ning the Provider in Go
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 32 func Provider() terraform.ResourceProvider { return &schema.Provider{ Schema: map[string]*schema.Schema{ "user": &schema.Schema{ Type: schema.TypeString, Required: true, Description: vCloud Director Username.", }, "password": &schema.Schema{ Type: schema.TypeString, Required: true, Description: vCloud Director Password.", }, provider.go
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 33 func Provider() terraform.ResourceProvider { return &schema.Provider{ Schema: , ResourcesMap: map[string]*schema.Resource{ "vcd_network": resourceVcdNetwork(), "vcd_vapp": resourceVcdVApp(), "vcd_firewall_rules": resourceVcdFirewallRules(), "vcd_dnat": resourceVcdDNAT(), "vcd_snat": resourceVcdSNAT(), }, } provider.go
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 34 Issues we encountered
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 35 Conclusion
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 36 Thanks Questions

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