444 lines
11 KiB
HCL
444 lines
11 KiB
HCL
job "${name}" {
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region = "global"
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datacenters = ["dc1"]
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type = "service"
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priority = ${priority}
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%{ if length(job_meta) > 0 }
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meta = {
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%{ for k, v in job_meta }
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${k} = ${jsonencode(v)}
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%{ endfor }
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}
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%{~ endif }
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group "${name}" {
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count = ${count}
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network {
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mode = "bridge"
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%{ if service_port != null ~}
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port "main" {
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host_network = "wesher"
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%{ if service_port_static ~}
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static = ${service_port}
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%{ else ~}
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to = ${service_port}
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%{~ endif }
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}
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%{ endif ~}
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%{ for port in ports ~}
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port "${port.name}" {
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%{ if port.host_network != null }host_network = "${port.host_network}"%{ endif ~}
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%{ if port.from != null }to = ${port.from}%{ endif ~}
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%{ if port.to != null }to = ${port.to}%{ endif ~}
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%{ if port.static != null }static = ${port.static}%{ endif ~}
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}
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%{ endfor }
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}
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%{ for constraint in constraints ~}
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constraint {
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attribute = "${constraint.attribute}"
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operator = "${constraint.operator}"
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value = "${constraint.value}"
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}
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%{ endfor ~}
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%{ if length(group_meta) > 0 }
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meta = {
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%{ for k, v in group_meta }
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${k} = ${jsonencode(v)}
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%{ endfor }
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}
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%{~ endif }
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%{ if sticky_disk }
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ephemeral_disk {
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migrate = true
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sticky = true
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}
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%{~ endif }
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%{ for host_volume in host_volumes }
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volume "${host_volume.name}" {
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type = "host"
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read_only = ${host_volume.read_only}
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source = "${host_volume.name}"
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}
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%{ endfor }
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%{ if service_port != null ~}
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service {
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name = "${replace(name, "_", "-")}"
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provider = "nomad"
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port = "main"
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tags = [
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%{ if prometheus == true }
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"prometheus.scrape",
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%{ endif }
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%{ if ingress }
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"traefik.enable=true",
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"traefik.http.routers.${name}.entryPoints=websecure",
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%{ if try(ingress_rule, null) != null ~}
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"traefik.http.routers.${name}.rule=${ingress_rule}",
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%{ endif ~}
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%{ for middleware in ingress_middlewares ~}
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"traefik.http.routers.${name}.middlewares=${middleware}",
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%{ endfor ~}
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%{ endif ~}
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%{ for tag in service_tags ~}
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"${tag}",
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%{ endfor ~}
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]
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}
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%{ endif ~}
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%{ for custom_service in custom_services }
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service {
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name = "${custom_service.name}"
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provider = "nomad"
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port = "${custom_service.port}"
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tags = ${jsonencode(custom_service.tags)}
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}
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%{ endfor }
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task "${name}" {
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driver = "docker"
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%{ if length(task_meta) > 0 ~}
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meta = {
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%{ for k, v in task_meta ~}
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${k} = ${jsonencode(v)}
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%{ endfor ~}
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}
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%{ endif ~}
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config {
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image = "${image}"
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%{if image_pull_timeout != null ~}
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image_pull_timeout = "${image_pull_timeout}"
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%{ endif ~}
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%{ if service_port != null ~}
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ports = ["main"]
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%{ endif ~}
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%{ if length(try(args, [])) > 0 ~}
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args = ${jsonencode(args)}
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%{ endif ~}
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%{ if length(docker_devices) > 0 ~}
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devices = [
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%{ for dev in docker_devices }
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{
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host_path = "${dev.host_path}"
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container_path = "${dev.container_path}"
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},
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%{ endfor }
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]
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%{ endif ~}
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%{ for template in templates ~}
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%{ if template.mount && !template.env ~}
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mount {
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type = "bind"
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target = "${template.dest}"
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source = "${template.dest_prefix}/${template.dest}"
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}
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%{ endif ~}
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%{ endfor ~}
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}
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%{ if length(env) > 0 ~}
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env = {
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%{ for k, v in env ~}
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"${k}" = "${v}"
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%{ endfor }
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}
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%{ endif ~}
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%{ for volume in host_volumes ~}
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volume_mount {
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volume = "${volume.name}"
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destination = "${volume.dest}"
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read_only = ${volume.read_only}
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}
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%{ endfor ~}
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%{ for template in templates ~}
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template {
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data = <<EOF
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${template.data}
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EOF
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destination = "${coalesce(template.dest_prefix, "$${NOMAD_TASK_DIR}")}/${template.dest}"
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%{ if template.left_delimiter != null }left_delimiter = "${template.left_delimiter}"%{ endif }
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%{ if template.right_delimiter != null }right_delimiter = "${template.right_delimiter}"%{ endif }
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%{ if template.change_mode != null }change_mode = "${template.change_mode}"%{ endif }
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%{ if template.change_signal != null }change_signal = "${template.change_signal}"%{ endif }
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%{ if template.env != null }env = ${template.env}%{ endif }
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}
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%{ endfor ~}
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%{ if resources != null }
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resources {
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cpu = ${resources.cpu}
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memory = ${resources.memory}
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%{ if resources.memory_max != null }memory_max = ${resources.memory_max}%{ endif }
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}
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%{~ endif }
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}
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%{ if mysql_bootstrap != null ~}
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task "mysql-bootstrap" {
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driver = "docker"
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lifecycle {
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hook = "prestart"
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sidecar = false
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}
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config {
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image = "mariadb:10"
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args = [
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"/usr/bin/timeout",
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"2m",
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"/bin/bash",
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"-c",
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"until /usr/bin/mysql --defaults-extra-file=$${NOMAD_SECRETS_DIR}/my.cnf < $${NOMAD_SECRETS_DIR}/bootstrap.sql; do sleep 10; done",
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]
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}
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template {
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data = <<EOF
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[client]
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host=127.0.0.1
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port=3306
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user=root
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# TODO: Use via lesser scoped access
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{{ with nomadVar "nomad/jobs" -}}
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password={{ .mysql_root_password }}
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{{ end -}}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/my.cnf"
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}
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template {
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data = <<EOF
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{{ with nomadVar "nomad/jobs/${name}" -}}
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{{ $db_name := .${mysql_bootstrap.db_name_key} }}
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CREATE DATABASE IF NOT EXISTS `{{ .${mysql_bootstrap.db_name_key} }}`
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CHARACTER SET = 'utf8mb4'
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COLLATE = 'utf8mb4_unicode_ci';
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CREATE USER IF NOT EXISTS '{{ .${mysql_bootstrap.db_user_key} }}'@'%'
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IDENTIFIED BY '{{ .${mysql_bootstrap.db_pass_key} }}';
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GRANT ALL ON `{{ .${mysql_bootstrap.db_name_key} }}`.*
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TO '{{ .${mysql_bootstrap.db_user_key} }}'@'%';
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%{ if mysql_bootstrap.add_ro ~}
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{{ with nomadService "grafana" }}{{ with nomadVar "nomad/jobs" -}}
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-- Grant grafana read_only user access to db
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GRANT SELECT ON `{{ $db_name }}`.* to '{{ .db_user_ro }}'@'%';
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{{ end }}{{ end }}
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%{~ endif }
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{{ else -}}
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SELECT 'NOOP';
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{{ end -}}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/bootstrap.sql"
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}
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resources {
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cpu = 50
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memory = 50
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}
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}
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%{ endif }
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%{ if postgres_bootstrap != null ~}
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task "postgres-bootstrap" {
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driver = "docker"
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lifecycle {
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hook = "prestart"
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sidecar = false
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}
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config {
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image = "postgres:14"
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args = [
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"/usr/bin/timeout",
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"2m",
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"/bin/bash",
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"-c",
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"until /bin/bash $${NOMAD_TASK_DIR}/bootstrap.sh; do sleep 10; done",
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]
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}
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template {
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data = <<EOF
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%{ if length(postgres_bootstrap.databases) > 0 }
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%{ for db_name in postgres_bootstrap.databases ~}
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/usr/bin/createdb ${db_name}
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%{ endfor }
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%{ else }
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{{ with nomadVar "nomad/jobs/${name}" }}/usr/bin/createdb {{ .${postgres_bootstrap.db_name_key} }}{{ end }}
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%{ endif }
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/usr/bin/psql -X -f $${NOMAD_SECRETS_DIR}/bootstrap.sql
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EOF
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destination = "$${NOMAD_TASK_DIR}/bootstrap.sh"
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}
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template {
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data = <<EOF
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PGHOSTADDR=127.0.0.1
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PGPORT=5432
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{{ with nomadVar "nomad/jobs/${name}/${name}/postgres-bootstrap" }}
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PGUSER={{ .superuser }}
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# TODO: Passfile?
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PGPASSWORD={{ .superuser_pass }}
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{{ end }}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/db.env"
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env = true
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}
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template {
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data = <<EOF
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{{ with nomadVar "nomad/jobs/${name}" -}}
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DO $$
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BEGIN
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CREATE ROLE {{ .${postgres_bootstrap.db_user_key} }} LOGIN PASSWORD '{{ .${postgres_bootstrap.db_pass_key} }}';
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%{ if length(postgres_bootstrap.databases) > 0 }
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%{ for db_name in postgres_bootstrap.databases }
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GRANT ALL ON DATABASE "${db_name}" TO {{ .${postgres_bootstrap.db_user_key} }};
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%{ endfor }
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%{ else }
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GRANT ALL ON DATABASE "{{ .${postgres_bootstrap.db_name_key} }}" TO {{ .${postgres_bootstrap.db_user_key} }};
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%{ endif }
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EXCEPTION WHEN duplicate_object THEN RAISE NOTICE '%, skipping', SQLERRM USING ERRCODE = SQLSTATE;
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END
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$$;
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{{ end }}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/bootstrap.sql"
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}
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resources {
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cpu = 50
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memory = 50
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}
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}
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%{ endif }
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%{ if use_mysql || use_redis || use_ldap || use_postgres ~}
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task "stunnel" {
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driver = "docker"
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lifecycle {
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hook = "prestart"
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sidecar = true
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}
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config {
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image = "alpine:3.17"
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args = ["/bin/sh", "$${NOMAD_TASK_DIR}/start.sh"]
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}
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resources {
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cpu = ${stunnel_resources.cpu}
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memory = ${stunnel_resources.memory}
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%{ if stunnel_resources.memory_max != null }memory_max = ${stunnel_resources.memory_max}%{ endif }
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}
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template {
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data = <<EOF
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set -e
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apk add stunnel
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exec stunnel {{ env "NOMAD_TASK_DIR" }}/stunnel.conf
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EOF
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destination = "$${NOMAD_TASK_DIR}/start.sh"
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}
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template {
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data = <<EOF
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syslog = no
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foreground = yes
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delay = yes
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%{~ if use_mysql }
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[mysql_client]
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client = yes
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accept = 127.0.0.1:3306
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{{ range nomadService 1 (env "NOMAD_ALLOC_ID") "mysql-tls" -}}
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connect = {{ .Address }}:{{ .Port }}
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{{- end }}
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PSKsecrets = {{ env "NOMAD_SECRETS_DIR" }}/mysql_stunnel_psk.txt
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%{~ endif }
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%{~ if use_redis }
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[redis_client]
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client = yes
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accept = 127.0.0.1:6379
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{{ range nomadService 1 (env "NOMAD_ALLOC_ID") "redis-${name}" -}}
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connect = {{ .Address }}:{{ .Port }}
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{{- end }}
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PSKsecrets = {{ env "NOMAD_SECRETS_DIR" }}/redis_stunnel_psk.txt
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%{~ endif }
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%{~ if use_ldap }
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[ldap_client]
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client = yes
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accept = 127.0.0.1:389
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{{ range nomadService 1 (env "NOMAD_ALLOC_ID") "lldap-tls" -}}
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connect = {{ .Address }}:{{ .Port }}
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{{- end }}
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PSKsecrets = {{ env "NOMAD_SECRETS_DIR" }}/ldap_stunnel_psk.txt
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%{~ endif }
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%{~ if use_postgres }
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[postgres_client]
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client = yes
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accept = 127.0.0.1:5432
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{{ range nomadService 1 (env "NOMAD_ALLOC_ID") "postgres-tls" -}}
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connect = {{ .Address }}:{{ .Port }}
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{{- end }}
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PSKsecrets = {{ env "NOMAD_SECRETS_DIR" }}/postgres_stunnel_psk.txt
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%{~ endif }
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EOF
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destination = "$${NOMAD_TASK_DIR}/stunnel.conf"
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}
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%{~ if use_mysql }
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template {
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data = <<EOF
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{{- with nomadVar "nomad/jobs/${name}/${name}/stunnel" }}{{ .mysql_stunnel_psk }}{{ end -}}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/mysql_stunnel_psk.txt"
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}
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%{ endif }
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%{~ if use_redis }
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template {
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data = <<EOF
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{{- with nomadVar "nomad/jobs/${name}/${name}/stunnel" }}{{ .redis_stunnel_psk }}{{ end -}}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/redis_stunnel_psk.txt"
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}
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%{~ endif }
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%{~ if use_ldap }
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template {
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data = <<EOF
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{{- with nomadVar "nomad/jobs/${name}/${name}/stunnel" }}{{ .ldap_stunnel_psk }}{{ end -}}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/ldap_stunnel_psk.txt"
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}
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%{~ endif }
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%{~ if use_postgres }
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template {
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data = <<EOF
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{{- with nomadVar "nomad/jobs/${name}/${name}/stunnel" }}{{ .postgres_stunnel_psk }}{{ end -}}
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EOF
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destination = "$${NOMAD_SECRETS_DIR}/postgres_stunnel_psk.txt"
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}
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%{~ endif }
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}
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%{~ endif }
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}
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}
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