---
# yamllint disable rule:line-length
argument_specs:
  main:
    short_description: "Installs and configures prometheus"
    description:
      - "Prometheus monitoring system configuration and management"
    author:
      - "Prometheus Community"
    options:
      prometheus_version:
        description:
          - "Prometheus package version. Also accepts C(latest) as parameter."
          - "Only prometheus 2.x is supported"
        default: "2.54.1"
      prometheus_binary_url:
        description: "URL of the prometheus binaries .tar.gz file"
        default: "https://github.com/{{ _prometheus_repo }}/releases/download/v{{ prometheus_version }}/prometheus-{{ prometheus_version }}.{{ ansible_system | lower }}-{{ _prometheus_go_ansible_arch }}.tar.gz"
      prometheus_checksums_url:
        description: URL of the prometheus checksums file
        default: "https://github.com/{{ _prometheus_repo }}/releases/download/v{{ prometheus_version }}/sha256sums.txt"
      prometheus_config_dir:
        description: "Path to directory with prometheus configuration"
        default: "/etc/prometheus"
      prometheus_db_dir:
        description: "Path to directory with prometheus database"
        default: "/var/lib/prometheus"
      prometheus_read_only_dirs:
        description: "Additional paths that Prometheus is allowed to read (useful for SSL certs outside of the config directory)"
        type: "list"
        elements: "str"
      prometheus_binary_install_dir:
        description:
          - "I(Advanced)"
          - "Directory to install binaries"
        default: "/usr/local/bin"
      prometheus_web_listen_address:
        description: "Address on which prometheus will be listening"
        default: "0.0.0.0:9090"
      prometheus_web_config:
        description: "A Prometheus L(web config yaml,https://github.com/prometheus/exporter-toolkit/blob/master/docs/web-configuration.md) for configuring TLS and auth."
        type: "dict"
      prometheus_web_external_url:
        description: "External address on which prometheus is available. Useful when behind reverse proxy. Ex. `http://example.org/prometheus`"
      prometheus_metrics_path:
        description: "Prometheus external metrics path"
        default: "/{{ (prometheus_web_external_url + '/metrics') | regex_replace('^(.*://)?(.*?)/') }}"
      prometheus_storage_retention:
        description:
          - "Data retention period"
        default: "30d"
      prometheus_storage_retention_size:
        description:
          - "Data retention period by size"
          - "Maximum number of bytes that can be stored for blocks."
          - "Units supported: KB, MB, GB, TB, PB."
        default: "0"
      prometheus_agent_mode:
        description:
          - "The Agent mode optimizes Prometheus for the remote write use case. It disables querying, alerting, and local storage, and replaces it with a customized TSDB WAL. L(Everything,https://prometheus.io/docs/prometheus/latest/feature_flags/#prometheus-agent) else stays the same."
          - "This feature is available starting from Prometheus v2.32.0."
        type: bool
        default: false
      prometheus_config_flags_extra:
        description:
          - "Additional configuration flags passed to prometheus binary at startup"
          - "Example: prometheus_config_flags_extra: { alertmanager.timeout: 10s }"
        type: "dict"
      prometheus_alertmanager_config:
        description:
          - "Configuration responsible for pointing where alertmanagers are. This should be specified as list in yaml format."
          - "It is compatible with the official L(alertmanager_config,https://prometheus.io/docs/prometheus/latest/configuration/configuration/#alertmanager_config)"
        type: "list"
        elements: "str"
      prometheus_alert_relabel_configs:
        description:
          - "Alert relabeling rules. This should be specified as list in yaml format."
          - "It is compatible with the official L(alert_relabel_configs,https://prometheus.io/docs/prometheus/latest/configuration/configuration/#alert_relabel_configs)"
        type: "list"
        elements: "str"
      prometheus_global:
        description:
          - "Prometheus global config. It is compatible with the L(official configuration,https://prometheus.io/docs/prometheus/latest/configuration/configuration/#configuration-file)"
        type: "dict"
        default:
          scrape_interval: "60s"
          scrape_timeout: "15s"
          evaluation_interval: "15s"
      prometheus_remote_write:
        description:
          - "Remote write. Compatible with the L(official configuration,https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write)"
        type: "list"
        elements: "str"
      prometheus_remote_read:
        description:
          - "Remote read. It is compatible with the L(official configuration,https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_read)"
        type: "list"
        elements: "str"
      prometheus_external_labels:
        description: "Provide map of additional labels which will be added to any time series or alerts when communicating with external systems"
        type: "dict"
        default:
          environment: "{{ ansible_fqdn | default(ansible_host) | default(inventory_hostname) }}"
      prometheus_targets:
        description:
          - "Targets which will be scraped."
        type: "dict"
      prometheus_scrape_configs:
        description:
          - "Prometheus scrape jobs provided in same format as in the L(official docs,https://prometheus.io/docs/prometheus/latest/configuration/configuration/#scrape_config)"
        type: "list"
        elements: "dict"
        default:
          - job_name: "prometheus"
            metrics_path: "{{ prometheus_metrics_path }}"
            static_configs:
              - targets:
                  - "{{ ansible_fqdn | default(ansible_host) | default('localhost') }}:9090"
          - job_name: "node"
            file_sd_configs:
              - files:
                  - "{{ prometheus_config_dir }}/file_sd/node.yml"
      prometheus_config_file:
        description: "Variable used to provide custom prometheus configuration file in form of ansible template"
        default: "prometheus.yml.j2"
      prometheus_alert_rules:
        description:
          - "Full list of alerting rules which will be copied to C({{ prometheus_config_dir }}/rules/ansible_managed.rules)."
          - "Alerting rules can be also provided by other files located in C({{ prometheus_config_dir }}/rules/) which have C(*.rules) extension"
          - "Please see default values in role defaults/main.yml"
        type: "list"
        elements: "dict"
      prometheus_alert_rules_files:
        description:
          - "List of folders where ansible will look for files containing alerting rules which will be copied to C({{ prometheus_config_dir }}/rules/)."
          - "Files must have C(*.rules) extension"
        type: "list"
        elements: "str"
        default:
          - "prometheus/rules/*.rules"
      prometheus_static_targets_files:
        description:
          - "List of folders where ansible will look for files containing custom static target configuration files which will be copied to C({{ prometheus_config_dir }}/file_sd/)."
        type: "list"
        elements: "str"
        default:
          - "prometheus/targets/*.yml"
          - "prometheus/targets/*.json"
      prometheus_scrape_config_files:
        description:
          - "List of folders where ansible will look for files containing custom scrape config configuration files which will be copied to C({{ prometheus_config_dir }}/scrapes/)."
          - "This feature is available starting from Prometheus v2.43.0."
        type: "list"
        elements: "str"
        default:
          - "prometheus/scrapes/*.yml"
          - "prometheus/scrapes/*.json"
      prometheus_system_group:
        description:
          - "System group for Prometheus."
        type: "str"
        default: "prometheus"
      prometheus_system_user:
        description:
          - "System user for Prometheus."
        type: "str"
        default: "prometheus"
      prometheus_stop_timeout:
        description:
          - "How long to wait for Prometheus to shutdown. This is passed as a systemd TimeoutStopSec time spec."
        type: "str"
        default: "600s"
      prometheus_local_cache_path:
        description: Local path to stash the archive and its extraction
        default: /tmp/prometheus-{{ ansible_system | lower }}-{{ _prometheus_go_ansible_arch }}/{{ prometheus_version }}