dnsservice/ansible/files/alloy.river

logging {
  level = "info"
}

// Prometheus remote write endpoint
prometheus.remote_write "put_gay" {
  endpoint {
    url = "https://vm.put.gay/api/v1/write"
    basic_auth {
      username = "ingest"
      password = "{{hostvars[inventory_hostname].metrics_password}}"
    }
    write_relabel_config {
      target_label = "host"
      replacement = "{{hostvars[inventory_hostname].public_dns}}"
    }
  }
}

// Scrape node_exporter
prometheus.scrape "node_exporter" {
  targets = [
    {"__address__" = "localhost:9100", "target" = "node_exporter"},
  ]
  forward_to = [prometheus.remote_write.put_gay.receiver]
  scrape_interval = "5s"
}

// Scrape sdns
prometheus.scrape "sdns" {
  targets = [
    {"__address__" = "localhost:8053", "target" = "sdns"},
  ]
  forward_to = [prometheus.remote_write.put_gay.receiver]
  scrape_interval = "5s"
}

// Scrape caddy
prometheus.scrape "caddy" {
  targets = [
    {"__address__" = "localhost:2019", "target" = "caddy"},
  ]
  forward_to = [prometheus.remote_write.put_gay.receiver]
  scrape_interval = "5s"
}

// Scrape dnsdist
prometheus.scrape "dnsdist" {
  targets = [
    {"__address__" = "localhost:6060", "target" = "dnsdist"},
  ]
  forward_to = [prometheus.remote_write.put_gay.receiver]
  scrape_interval = "5s"
}

loki.write "default" {
  endpoint {
    url = "https://loki.put.gay/loki/api/v1/push"
    basic_auth {
      username = "loki"
      password = "{{hostvars[inventory_hostname].metrics_password}}"
    }
  }
}

local.file_match "system_logs" {
  path_targets = [
    {__path__ = "/var/log/syslog"},
    {__path__ = "/var/log/messages"},
    {__path__ = "/var/log/*.log"},
  ]
}

loki.source.file "system_logs" {
  targets    = local.file_match.system_logs.targets
  forward_to = [loki.write.default.receiver]

  tail_from_end = true
}

local.file_match "journal_logs" {
  path_targets = [
    {__path__ = "/var/log/journal/*/*"},
  ]
}

loki.source.journal "journal" {
  forward_to = [loki.write.default.receiver]
  relabel_rules = loki.relabel.journal.rules
  labels = {
    job = "systemd-journal",
  }
}

loki.relabel "journal" {
  forward_to = [loki.write.default.receiver]

  rule {
    source_labels = ["__journal__systemd_unit"]
    target_label  = "unit"
  }

  rule {
    source_labels = ["__journal__hostname"]
    target_label  = "hostname"
  }

  rule {
    source_labels = ["__journal_priority_keyword"]
    target_label  = "level"
  }
}