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main.tf
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# Check README.md
#
data "consul_keys" "mailserver" {
datacenter = "datacenter"
key {
name = "nomad_env"
path = "nomad/${terraform.workspace}/common/nomad_env"
}
key {
name = "url_prefix_env"
path = "nomad/${terraform.workspace}/common/url_prefix_env"
}
key {
name = "gluster_env"
path = "nomad/${terraform.workspace}/common/gluster_env"
}
key {
name = "disk_min_size"
path = "nomad/${terraform.workspace}/mailserver/disk_min_size"
}
key {
name = "disk_max_size"
path = "nomad/${terraform.workspace}/mailserver/disk_max_size"
}
key {
name = "docker_postfix_version"
path = "nomad/${terraform.workspace}/mailserver/docker_postfix_version"
}
key {
name = "clamav_mirror"
path = "nomad/${terraform.workspace}/mailserver/clamav_mirror"
}
key {
name = "proxy_interfaces"
path = "nomad/${terraform.workspace}/mailserver/proxy_interfaces"
}
key {
name = "out_proxy_interfaces"
path = "nomad/${terraform.workspace}/mailserver/out_proxy_interfaces"
}
key {
name = "key_names"
path = "nomad/${terraform.workspace}/mailserver/key_names"
}
key {
name = "resource_count"
path = "nomad/${terraform.workspace}/mailserver/resource_count"
}
key {
name = "dkim_keys_prefix"
path = "nomad/${terraform.workspace}/mailserver/dkim_keys_prefix"
}
key {
name = "force_pull"
path = "nomad/${terraform.workspace}/mailserver/force_pull"
}
key {
name = "mynetworks"
path = "nomad/common/mailserver/mynetworks"
}
key {
name = "relay_domains"
path = "nomad/${terraform.workspace}/mailserver/relay_domains"
}
key {
name = "transport"
path = "nomad/${terraform.workspace}/mailserver/transport"
}
}
locals {
gluster_env = data.consul_keys.mailserver.var.gluster_env
disk_min_size = data.consul_keys.mailserver.var.disk_min_size
disk_max_size = data.consul_keys.mailserver.var.disk_max_size
}
data "nomad_plugin" "kadalu" {
plugin_id = "kadalu-csi"
wait_for_healthy = true
}
# Mail server IN volumes
#
resource "nomad_csi_volume" "mailserver_in_queue" {
depends_on = [data.nomad_plugin.kadalu]
lifecycle {
prevent_destroy = true
}
count = data.consul_keys.mailserver.var.resource_count
plugin_id = "kadalu-csi"
volume_id = "mailserver_in_queue[${count.index}]"
name = "mailserver_in_queue[${count.index}]"
capacity_min = local.disk_min_size
capacity_max = local.disk_max_size
capability {
access_mode = "single-node-writer"
attachment_mode = "file-system"
}
parameters = {
kadalu_format = "native"
storage_name = "csi-pool"
gluster_hosts = "${local.gluster_env}-gluster01.example.org,${local.gluster_env}-gluster02.example.org,${local.gluster_env}-gluster03.example.org"
gluster_volname = "csi"
}
}
# Mail server OUT volumes
#
resource "nomad_csi_volume" "mailserver_out_queue" {
depends_on = [data.nomad_plugin.kadalu]
lifecycle {
prevent_destroy = true
}
count = data.consul_keys.mailserver.var.resource_count
plugin_id = "kadalu-csi"
volume_id = "mailserver_out_queue[${count.index}]"
name = "mailserver_out_queue[${count.index}]"
capacity_min = local.disk_min_size
capacity_max = local.disk_max_size
capability {
access_mode = "single-node-writer"
attachment_mode = "file-system"
}
parameters = {
kadalu_format = "native"
storage_name = "csi-pool"
gluster_hosts = "${local.gluster_env}-gluster01.example.org,${local.gluster_env}-gluster02.example.org,${local.gluster_env}-gluster03.example.org"
gluster_volname = "csi"
}
}
resource "nomad_job" "mailserver-in" {
depends_on = [
resource.nomad_csi_volume.mailserver_in_queue,
]
hcl2 {
vars = {
nomad_env = data.consul_keys.mailserver.var.nomad_env,
url_prefix_env = data.consul_keys.mailserver.var.url_prefix_env,
docker_postfix_version = data.consul_keys.mailserver.var.docker_postfix_version,
clamav_mirror = data.consul_keys.mailserver.var.clamav_mirror,
proxy_interfaces = data.consul_keys.mailserver.var.proxy_interfaces,
key_names = data.consul_keys.mailserver.var.key_names,
resource_count = data.consul_keys.mailserver.var.resource_count,
dkim_keys_prefix = data.consul_keys.mailserver.var.dkim_keys_prefix,
force_pull = data.consul_keys.mailserver.var.force_pull,
mynetworks = data.consul_keys.mailserver.var.mynetworks,
relay_domains = data.consul_keys.mailserver.var.relay_domains,
transport = data.consul_keys.mailserver.var.transport,
}
}
rerun_if_dead = true
purge_on_destroy = true
jobspec = file("${path.module}/mailserver-in.nomad")
}
resource "nomad_job" "mailserver-out" {
depends_on = [
resource.nomad_csi_volume.mailserver_out_queue,
]
hcl2 {
vars = {
nomad_env = data.consul_keys.mailserver.var.nomad_env,
url_prefix_env = data.consul_keys.mailserver.var.url_prefix_env,
docker_postfix_version = data.consul_keys.mailserver.var.docker_postfix_version,
clamav_mirror = data.consul_keys.mailserver.var.clamav_mirror,
out_proxy_interfaces = data.consul_keys.mailserver.var.out_proxy_interfaces,
key_names = data.consul_keys.mailserver.var.key_names,
resource_count = data.consul_keys.mailserver.var.resource_count,
dkim_keys_prefix = data.consul_keys.mailserver.var.dkim_keys_prefix,
force_pull = data.consul_keys.mailserver.var.force_pull,
mynetworks = data.consul_keys.mailserver.var.mynetworks,
}
}
rerun_if_dead = true
purge_on_destroy = true
jobspec = file("${path.module}/mailserver-out.nomad")
}