# OpenStack Provider Configuration
provider "openstack" {
  user_name   = ""
  tenant_name = ""
  password    = ""
  auth_url    = "https://auth.pscloud.io/v3/"
  region      = "kz-ala-1"
}

# Variables
variable "centos_7_image" {
  default = "22e935a1-dffe-43d5-939f-98b5a2c92771"
}

variable "os_tenant_network" {
  default = ""
}

# Security Group Configuration
resource "openstack_compute_keypair_v2" "keypair_name" {
  name        = "keypair_name"
  public_key  = ""
}

resource "openstack_compute_secgroup_v2" "sg_name" {
  name        = "sg_name"
  description = "Security group for name"

  rule {
    from_port   = 22
    to_port     = 22
    ip_protocol = "tcp"
    cidr        = "0.0.0.0/0"
  }

  rule {
    from_port   = -1
    to_port     = -1
    ip_protocol = "icmp"
    cidr        = "0.0.0.0/0"
  }
}

# Block Storage Volumes
resource "openstack_blockstorage_volume_v3" "volume_name_with_os" {
  name                  = "volume_name_with_os"
  description           = ""
  size                  = 30
  volume_type           = "ceph-ssd"
  image_id              = var.centos_7_image
  enable_online_resize  = true
}

resource "openstack_blockstorage_volume_v3" "additional_volume_name" {
  name                  = "additional_volume_name"
  description           = ""
  size                  = 100
  volume_type           = "ceph-ssd"
  enable_online_resize  = true
}

# Compute Instance
resource "openstack_compute_instance_v2" "instance_name" {
  name             = "instance_name"
  flavor_name      = "d1.ram4cpu1"
  key_pair         = openstack_compute_keypair_v2.keypair_name.name
  security_groups  = [openstack_compute_secgroup_v2.sg_name.name]
  config_drive     = true
  user_data        = <<-EOF
    #cloud-config
    password: your_password_here
    chpasswd:
      expire: false
    ssh_pwauth: true
  EOF

  block_device {
    uuid              = openstack_blockstorage_volume_v3.volume_name_with_os.id
    source_type       = "volume"
    boot_index        = 0
    destination_type  = "volume"
    delete_on_termination = false
  }

  network {
    uuid          = var.os_tenant_network
    fixed_ip_v4   = "10.0.0.155"
  }

  depends_on = [
    openstack_compute_secgroup_v2.sg_name,
    openstack_blockstorage_volume_v3.volume_name_with_os
  ]
}

# Attach Additional Volume to Instance
resource "openstack_compute_volume_attach_v2" "additional_volume_name" {
  instance_id = openstack_compute_instance_v2.instance_name.id
  volume_id   = openstack_blockstorage_volume_v3.additional_volume_name.id

  depends_on = [
    openstack_blockstorage_volume_v3.additional_volume_name
  ]
}