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(BC Break) Redo how metrics are exposed to external Prometheus servers

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This commit is contained in:
Slavi Pantaleev
2022-06-23 17:44:11 +03:00
parent a3a6e14f7b
commit ba51997f7b
25 changed files with 453 additions and 169 deletions
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13
roles/matrix-nginx-proxy/templates/nginx/conf.d/matrix-domain.conf.j2
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@ -45,6 +45,19 @@
{{ render_nginx_status_location_block(matrix_nginx_proxy_proxy_matrix_nginx_status_allowed_addresses) }}
{% endif %}
{% if matrix_nginx_proxy_proxy_matrix_metrics_enabled %}
location /metrics {
{% if matrix_nginx_proxy_proxy_matrix_metrics_basic_auth_enabled %}
auth_basic "protected";
auth_basic_user_file {{ matrix_nginx_proxy_proxy_matrix_metrics_basic_auth_path }};
{% endif %}
{% for configuration_block in matrix_nginx_proxy_proxy_matrix_metrics_additional_location_configuration_blocks %}
{{- configuration_block }}
{% endfor %}
}
{% endif %}
{% if matrix_nginx_proxy_proxy_matrix_corporal_api_enabled %}
location ^~ /_matrix/corporal {
{% if matrix_nginx_proxy_enabled %}

39
roles/matrix-nginx-proxy/templates/nginx/conf.d/matrix-synapse.conf.j2
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@ -145,45 +145,6 @@ server {
{{- configuration_block }}
{% endfor %}
{% if matrix_nginx_proxy_proxy_synapse_metrics %}
location /_synapse/metrics {
{% if matrix_nginx_proxy_enabled %}
{# Use the embedded DNS resolver in Docker containers to discover the service #}
resolver 127.0.0.11 valid=5s;
set $backend "{{ matrix_nginx_proxy_proxy_synapse_metrics_addr_with_container }}";
proxy_pass http://$backend;
{% else %}
{# Generic configuration for use outside of our container setup #}
proxy_pass http://{{ matrix_nginx_proxy_proxy_synapse_metrics_addr_sans_container }};
{% endif %}
proxy_set_header Host $host;
{% if matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_enabled %}
auth_basic "protected";
auth_basic_user_file {{ matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_path }};
{% endif %}
}
{% endif %}
{% if matrix_nginx_proxy_enabled and matrix_nginx_proxy_proxy_synapse_metrics %}
{% for worker in matrix_nginx_proxy_proxy_synapse_workers_enabled_list %}
{% if worker.metrics_port != 0 %}
location /_synapse-worker-{{ worker.type }}-{{ worker.instanceId }}/metrics {
resolver 127.0.0.11 valid=5s;
set $backend "matrix-synapse-worker-{{ worker.type }}-{{ worker.instanceId }}:{{ worker.metrics_port }}";
proxy_pass http://$backend/_synapse/metrics;
proxy_set_header Host $host;
{% if matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_enabled %}
auth_basic "protected";
auth_basic_user_file {{ matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_path }};
{% endif %}
}
{% endif %}
{% endfor %}
{% endif %}
{# Everything else just goes to the API server ##}
location / {
{% if matrix_nginx_proxy_enabled %}

3
roles/matrix-nginx-proxy/templates/nginx/matrix-synapse-metrics-htpasswd.j2
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@ -1,3 +0,0 @@
#jinja2: lstrip_blocks: "True"
# User and password for protecting /_synapse/metrics URI
prometheus:{{ matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_key }}

40
roles/matrix-nginx-proxy/templates/prometheus/external_prometheus.yml.example.j2
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@ -1,40 +0,0 @@
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: /_synapse/metrics
scheme: {{ 'https' if matrix_nginx_proxy_https_enabled else 'http' }}
{% if matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_enabled %}
basic_auth:
username: prometheus
password_file: /path/to/your/passwordfile.pwd
{% endif %}
static_configs:
- targets: ['{{ matrix_server_fqn_matrix }}:{{ matrix_nginx_proxy_container_https_host_bind_port if matrix_nginx_proxy_https_enabled else matrix_nginx_proxy_container_http_host_bind_port }}']
labels:
job: "master"
index: "0"
{% for worker in matrix_nginx_proxy_proxy_synapse_workers_enabled_list %}
- job_name: 'synapse-{{ worker.type }}-{{ worker.instanceId }}'
metrics_path: /_synapse-worker-{{ worker.type }}-{{ worker.instanceId }}/metrics
scheme: {{ 'https' if matrix_nginx_proxy_https_enabled else 'http' }}
{% if matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_enabled %}
basic_auth:
username: prometheus
password_file: /path/to/your/passwordfile.pwd
{% endif %}
static_configs:
- targets: ['{{ matrix_server_fqn_matrix }}:{{ matrix_nginx_proxy_container_https_host_bind_port if matrix_nginx_proxy_https_enabled else matrix_nginx_proxy_container_http_host_bind_port }}']
labels:
job: "{{ worker.type }}"
index: "{{ worker.instanceId }}"
{% endfor %}