formula-prometheus/prometheus/files/server/prometheus.yml

{%- from "prometheus/map.jinja" import server with context %}

global:
{%- if server.get('config', {}).global is defined %}
{{ server.config.global | yaml(False) | indent(2, true) }}
{%- endif %}

{%- if server.get('config', {}).get('alertmanager') %}
alerting:
  alertmanagers:
    {%- for name, alertmanager in server.config.alertmanager.iteritems() %}
    {%- if alertmanager.get('enabled', True) %}
    # {{ name }}
    {%- if alertmanager.static_configs is defined %}
    - static_configs:
      - targets: {{ alertmanager.static_configs.get('target', [])|yaml }}
    {%- elif alertmanager.dns_sd_configs is defined %}
    - dns_sd_configs:
      - names: {{ alertmanager.dns_sd_configs.get('domain', [])|yaml }}
        type: {{ alertmanager.dns_sd_configs.type }}
        port: {{ alertmanager.dns_sd_configs.port }}
    {%- endif %}
    {%- endif %}
    {%- endfor %}
{%- endif %}

{%- if server.get('config', {}).get('remote_write') %}
remote_write:
  {%- for name, remote_endpoint in server.config.remote_write.iteritems() %}
  {%- if remote_endpoint.get('enabled', True) %}
  # {{ name }}
  - url: {{ remote_endpoint.url }}
  {%- endif %}
  {%- endfor %}
{%- endif %}

rule_files:
- alerts.yml

{%- set static_target = server.target.static %}
{%- for node_name, node_grains in salt['mine.get']('*', 'grains.items').iteritems() %}
  {%- set static_grain = node_grains.get('prometheus', {}).get('server', {}).get('target', {}).get('static', {}) %}
  {%- for job_name, job in static_grain.iteritems() %}
    {%- if static_target[job_name] is not defined %}
      {%- do static_target.update({job_name: {
        'enabled': job.get('enabled', True),
        'metrics_path': job.get('metrics_path', '/metrics'),
        'scheme': job.get('scheme', 'http')}
      }) %}
      {%- if job.get('tls_config') %}
        {%- do static_target[job_name].update({
          'tls_config': {
            'skip_verify': job.get('tls_config', {}).get('skip_verify', False),
            'cert_name': job.get('tls_config', {}).get('cert_name'),
            'key_name': job.get('tls_config', {}).get('key_name')
          }
        }) %}
      {%- endif %}
    {%- endif %}
    {%- if static_target[job_name]['endpoint'] is not defined %}
      {%- do static_target[job_name].update({'endpoint': []}) %}
    {%- endif %}
    {%- if static_target[job_name]['metric_relabel'] is not defined %}
      {%- do static_target[job_name].update({'metric_relabel': []}) %}
    {%- endif %}
    {%- for target in job.get('endpoint', []) %}
      {%- do static_target[job_name]['endpoint'].append(target) %}
    {%- endfor %}
    {%- for label in job.get('metric_relabel', []) %}
      {%- do static_target[job_name]['metric_relabel'].append(label) %}
    {%- endfor %}
  {%- endfor %}
{%- endfor %}

scrape_configs:
{%- for job_name, job in static_target.iteritems() %}
  {%- set nodes = [] %}
  {%- for target in job.get('endpoint', []) %}
    {%- set address = "'%s:%d'" | format(target.address, target.port) %}
    {%- do nodes.append(address) %}
  {%- endfor %}
  {%- if nodes|length > 0 and job.get('enabled', True) %}
  - job_name: {{ job_name }}
    {% if job.get('scheme') %}scheme: {{ job.scheme }}{%- endif %}
    {% if job.get('metrics_path') %}metrics_path: {{ job.metrics_path }}{%- endif %}
    {%- if job.get('tls_config') %}
    tls_config:
      {% if job.tls_config.get('skip_verify') is defined %}insecure_skip_verify: {{ job.tls_config.skip_verify | lower }}{%- endif %}
      {% if job.tls_config.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ job.tls_config.cert_name }}{%- endif %}
      {% if job.tls_config.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ job.tls_config.key_name }}{%- endif %}
    {%- endif %}
    static_configs:
    - targets: [{{ nodes | join(',') }}]
    {%- if job.get('metric_relabel') %}
    metric_relabel_configs:
      {%- for label in job.get('metric_relabel', []) %}
        {%- if label.source_labels is string %}
          {%- set label_list = label.source_labels.split(',') %}
        {%- elif label.source_labels is list %}
          {%- set label_list = label.source_labels %}
        {%- endif %}
        {%- if label_list is defined %}
      - source_labels: {{ label_list }}
        regex: "{{ label.regex }}"
        target_label: "{{ label.target_label }}"
        replacement: {{ label.replacement }}
        {%- endif %}
      {%- endfor %}
    {%- endif %}
  {%- endif %}
{%- endfor %}

{%- set kubernetes_target = {} %}
{%- for node_name, node_grains in salt['mine.get']('*', 'grains.items').iteritems() %}
  {%- set kubernetes_grain = node_grains.get('prometheus', {}).get('server', {}).get('target', {}).get('kubernetes', {}) %}
  {%- if kubernetes_grain %}
    {%- do kubernetes_target.update(kubernetes_grain) %}
  {%- endif %}
{%- endfor %}

{%- if kubernetes_target.get('enabled', False) %}

  - job_name: 'kubernetes-api'
    scheme: https
    tls_config:
      insecure_skip_verify: true
      {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
      {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    kubernetes_sd_configs:
    - api_server: {{ kubernetes_target.api_ip }}
      role: endpoints
      tls_config:
        insecure_skip_verify: true
        {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
        {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    relabel_configs:
    - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
      action: keep
      regex: default;kubernetes;https

  - job_name: 'kubernetes-node'
    scheme: https
    tls_config:
      insecure_skip_verify: true
      {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
      {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    kubernetes_sd_configs:
    - api_server: {{ kubernetes_target.api_ip }}
      role: node
      tls_config:
        insecure_skip_verify: true
        {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
        {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    relabel_configs:
    - action: labelmap
      regex: __meta_kubernetes_node_label_(.+)

  - job_name: 'kubernetes-cadvisor'
    scheme: https
    tls_config:
      insecure_skip_verify: true
      {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
      {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    kubernetes_sd_configs:
    - api_server: {{ kubernetes_target.api_ip }}
      role: node
      tls_config:
        insecure_skip_verify: true
        {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
        {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    relabel_configs:
    - action: labelmap
      regex: __meta_kubernetes_node_label_(.+)
    - source_labels: [__address__]
      action: replace
      target_label: __address__
      regex: (.+)(?::\d+)
      replacement: $1:{{ kubernetes_target.get('cadvisor', {}).get('port', 4194) }}
    - source_labels: [__scheme__]
      action: replace
      target_label: __scheme__
      replacement: {{ kubernetes_target.get('cadvisor', {}).get('scheme', 'http') }}

  {%- if kubernetes_target.get('endpoint', {}).get('enabled') %}
  - job_name: 'kubernetes-service-endpoints'
    scheme: https
    tls_config:
      insecure_skip_verify: true
      {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
      {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    kubernetes_sd_configs:
    - api_server: {{ kubernetes_target.api_ip }}
      role: endpoints
      tls_config:
        insecure_skip_verify: true
        {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
        {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    relabel_configs:
    - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape]
      action: keep
      regex: true
    - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
      action: replace
      target_label: __scheme__
      regex: (https?)
    - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
      action: replace
      target_label: __metrics_path__
      regex: (.+)
    - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
      action: replace
      target_label: __address__
      regex: (.+)(?::\d+);(\d+)
      replacement: $1:$2
    - action: labelmap
      regex: __meta_kubernetes_service_label_(.+)
    - source_labels: [__meta_kubernetes_service_namespace]
      action: replace
      target_label: kubernetes_namespace
    - source_labels: [__meta_kubernetes_service_name]
      action: replace
      target_label: kubernetes_name
    - source_labels: [__meta_kubernetes_pod_node_name]
      action: replace
      target_label: kubernetes_io_hostname
    - source_labels: [__meta_kubernetes_pod_name]
      action: replace
      target_label: kubernetes_pod_name
  {%- endif %}

  {%- if kubernetes_target.get('pod', {}).get('enabled') %}
  - job_name: 'kubernetes-pod'
    scheme: https
    tls_config:
      insecure_skip_verify: true
      {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
      {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    kubernetes_sd_configs:
    - api_server: {{ kubernetes_target.api_ip }}
      role: pod
      tls_config:
        insecure_skip_verify: true
        {% if kubernetes_target.get('cert_name') %}cert_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.cert_name }}{%- endif %}
        {% if kubernetes_target.get('key_name') %}key_file: {{ server.dir.config_in_container }}/{{ kubernetes_target.key_name }}{%- endif %}
    relabel_configs:
    - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
      action: keep
      regex: true
    - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
      action: replace
      target_label: __metrics_path__
      regex: (.+)
    - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
      action: replace
      regex: (.+):(?:\d+);(\d+)
      replacement: ${1}:${2}
      target_label: __address__
    - action: labelmap
      regex: __meta_kubernetes_pod_label_(.+)
    - source_labels: [__meta_kubernetes_pod_namespace]
      action: replace
      target_label: kubernetes_namespace
    - source_labels: [__meta_kubernetes_pod_name]
      action: replace
      target_label: kubernetes_pod_name
  {%- endif %}
{%- endif %}

{%- if server.get('target', {}).get('dns', {}).get('enabled', False) %}
  {%- for target in server.get('target', {}).get('dns', {}).get('endpoint', []) %}
  - job_name: {{ target.name }}
    dns_sd_configs:
    - names:
  {%- for domain in target.domain %}
      - {{ domain }}
  {%- endfor %}
      type: {{ target.type }}
      port: {{ target.port }}
  {%- endfor %}
{%- endif %}