matrix-docker-ansible-deploy/roles/custom/matrix-synapse/templates/synapse/prometheus/external_prometheus.yml.example.j2

global:
  scrape_interval: 5s

  # Attach these labels to any time series or alerts when communicating with
  # external systems (federation, remote storage, Alertmanager).
  external_labels:
    monitor: 'synapse-{{ matrix_domain }}'

rule_files:
  - /etc/prometheus/synapse-v2.rules

scrape_configs:
  - job_name: 'synapse'
    metrics_path: /metrics/synapse/main-process
    scheme: https
{% if matrix_synapse_container_labels_public_metrics_middleware_basic_auth_enabled|default(true) %}
    basic_auth:
      username: prometheus
      password_file: /path/to/your/passwordfile.pwd
{% endif %}
    static_configs:
      - targets: ['{{ matrix_synapse_metrics_proxying_hostname }}:443']
        labels:
          job: "master"
          index: "0"
{% for worker in matrix_synapse_workers_enabled_list %}
  - job_name: '{{ worker.name }}'
    metrics_path: /metrics/synapse/worker/{{ worker.id }}
    scheme: https
{% if matrix_synapse_worker_container_labels_public_metrics_middleware_basic_auth_enabled|default(true) %}
    basic_auth:
      username: prometheus
      password_file: /path/to/your/passwordfile.pwd
{% endif %}
    static_configs:
      - targets: ['{{ matrix_synapse_metrics_proxying_hostname }}:443']
        labels:
          worker_id: {{ worker.id }}
          job: "{{ worker.type }}"
          app: {{ worker.app }}
{% endfor %}