terraform/juju/home-maas/04-mysql.tf

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resource "juju_machine" "mysql-1" {
model = juju_model.cpe-focal.name
placement = join(":",["lxd",juju_machine.all_machines["100"].machine_id])
constraints = "spaces=oam"
}
resource "juju_machine" "mysql-2" {
model = juju_model.cpe-focal.name
placement = join(":",["lxd",juju_machine.all_machines["101"].machine_id])
constraints = "spaces=oam"
}
resource "juju_machine" "mysql-3" {
model = juju_model.cpe-focal.name
placement = join(":",["lxd",juju_machine.all_machines["102"].machine_id])
constraints = "spaces=oam"
}
resource "juju_application" "mysql-innodb-cluster" {
name = "mysql-innodb-cluster"
model = juju_model.cpe-focal.name
charm {
name = "mysql-innodb-cluster"
channel = "8.0/stable"
base = "ubuntu@20.04"
}
units = 3
placement = "${join(",",sort([
juju_machine.mysql-1.machine_id,
juju_machine.mysql-2.machine_id,
juju_machine.mysql-3.machine_id,
]))}"
endpoint_bindings = [{
space = "oam"
},{
endpoint = "cluster"
space = "oam"
},{
endpoint = "db-router"
space = "oam"
}]
config = {
source = var.openstack-origin
#innodb-buffer-pool-size = "16G"
wait-timeout = "3600"
enable-binlogs = "false"
snapd_refresh = "max"
max-connections = var.mysql-connections
tuning-level = var.mysql-tuning-level
}
}