106 lines
2.8 KiB
HCL
106 lines
2.8 KiB
HCL
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job "promtail" {
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datacenters = ["homelab", "hetzner"]
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priority = 50
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type = "system"
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meta {
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forcedeploy = "0"
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}
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group "promtail" {
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network {
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mode = "host"
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port "http" {
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static = 3200
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}
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}
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task "promtail" {
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driver = "docker"
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service {
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name = "promtail"
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port = "http"
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check {
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name = "Promtail HTTP"
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type = "http"
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path = "/targets"
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interval = "5s"
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timeout = "2s"
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check_restart {
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limit = 2
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grace = "60s"
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ignore_warnings = false
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}
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}
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}
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config {
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image = "grafana/promtail"
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ports = ["http"]
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args = [
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"-config.file=/local/promtail.yml",
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"-server.http-listen-port=${NOMAD_PORT_http}",
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]
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volumes = [
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"/opt/nomad/:/nomad/"
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]
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}
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env {
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HOSTNAME = "${attr.unique.hostname}"
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}
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template {
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data = <<EOTC
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positions:
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filename: {{ env "NOMAD_ALLOC_DIR"}}/positions.yaml
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clients:
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- url: http://loki.service.consul:3100/loki/api/v1/push
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scrape_configs:
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- job_name: 'nomad-logs'
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consul_sd_configs:
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- server: 'consul.service.consul:8500'
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relabel_configs:
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- source_labels: [__meta_consul_service_metadata_external_source]
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regex: nomad
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action: keep
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- source_labels: [__meta_consul_service]
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regex: nomad|nomad-client
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action: drop
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- source_labels: [__meta_consul_node]
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target_label: __host__
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- source_labels: [__meta_consul_service_metadata_external_source]
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target_label: source
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regex: (.*)
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replacement: '$1'
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- source_labels: [__meta_consul_service_id]
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regex: '_nomad-task-([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12})-.*'
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target_label: 'alloc_id'
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replacement: '$1'
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- source_labels: [__meta_consul_service]
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target_label: service
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- source_labels: ['__meta_consul_node']
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regex: '(.*)'
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target_label: 'instance'
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replacement: '$1'
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- source_labels: [__meta_consul_service_id]
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regex: '_nomad-task-([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12})-.*'
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target_label: '__path__'
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replacement: '/nomad/alloc/$1/alloc/logs/*std*.{?,??}'
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pipeline_stages:
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- match:
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selector: '{source="nomad"}'
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stages:
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- regex:
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source: filename
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expression: '\/nomad\/alloc\/[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}\/alloc\/logs\/(?P<task_file>[-_\w]*)\.std.*\.\d*'
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- labels:
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task_file:
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EOTC
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destination = "/local/promtail.yml"
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}
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resources {
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memory = 100
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}
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}
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}
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}
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