homelab-nomad/backups/backup.nomad

119 lines
2.2 KiB
HCL

variable "nextcloud_backup" {
type = string
description = "HCL config for Restic Scheduler jobs"
}
job "backup" {
datacenters = ["dc1"]
type = "system"
constraint {
attribute = "${node.unique.name}"
# Only node with a backup job so far
value = "n2"
}
group "backup" {
network {
mode = "bridge"
port "metrics" {
to = 8080
}
}
volume "all-volumes" {
type = "host"
read_only = true
source = "all-volumes"
}
service {
port = "metrics"
# Add connect to mysql
connect {
sidecar_service {
proxy {
local_service_port = 8080
upstreams {
destination_name = "mysql-server"
local_bind_port = 6060
}
config {
protocol = "tcp"
}
}
}
sidecar_task {
resources {
cpu = 50
memory = 50
}
}
}
meta {
metrics_addr = "${NOMAD_ADDR_metrics}"
}
}
task "backup" {
driver = "docker"
volume_mount {
volume = "all-volumes"
destination = "/data"
read_only = true
}
config {
image = "iamthefij/resticscheduler"
ports = ["metrics"]
args = [
"/jobs/node-jobs.hcl",
]
mount {
type = "bind"
target = "/jobs"
source = "jobs"
}
}
env = {
"MYSQL_HOST" = "${NOMAD_UPSTREAM_IP_mysql_server}"
"MYSQL_PORT" = "${NOMAD_UPSTREAM_PORT_mysql_server}"
# TODO: Add user with access to all databases or variables for each user
"MYSQL_DATABASE" = "nextcloud"
"MYSQL_USER" = "nextcloud"
"MYSQL_PASSWORD" = "nextcloud"
# TODO: Something from vault
"BACKUP_PASSPHRASE" = "secretpass"
}
template {
data = <<EOF
# Current node is {{ env "node.unique.name" }}
{{ range service "nextcloud" }}
# Nextcloud .Node {{ .Node }}
{{ if eq .Node (env "node.unique.name") }}
${var.nextcloud_backup}
{{ end }}{{ end }}
EOF
destination = "jobs/node-jobs.hcl"
}
resources {
cpu = 50
memory = 256
}
}
}
}