feat: add database generation to grafana

- ensure a database, user and credential is created for each grafana node
- ensure all databases for a region are included in a mariadb cluster
- refine params with stdlib types

hieradata/roles/infra/metrics/grafana.yaml

@@ -1,2 +1,49 @@
 ---
-#profile::metrics::grafana
+hiera_include:
+  - profiles::nginx::simpleproxy
+
+profiles::metrics::grafana::mysql_host: "mariadb-%{facts.environment}.service.%{facts.country}-%{facts.region}.consul"
+profiles::metrics::grafana::mysql_port: 3306
+
+# additional altnames
+profiles::pki::vault::alt_names:
+  - grafana.main.unkin.net
+  - grafana.service.consul
+  - grafana.query.consul
+  - "grafana.service.%{facts.country}-%{facts.region}.consul"
+
+profiles::ssh::sign::principals:
+  - grafana.main.unkin.net
+  - grafana.service.consul
+  - grafana.query.consul
+
+consul::services:
+  grafana:
+    service_name: 'grafana'
+    tags:
+      - 'grafana'
+      - 'metrics'
+    address: "%{facts.networking.ip}"
+    port: 443
+    checks:
+      - id: 'Grafana_https_check'
+        name: 'Grafana HTTPS Check'
+        http: "https://%{facts.networking.fqdn}:443"
+        method: 'GET'
+        tls_skip_verify: true
+        interval: '10s'
+        timeout: '1s'
+profiles::consul::client::node_rules:
+  - resource: service
+    segment: grafana
+    disposition: write
+
+# manage a simple nginx reverse proxy
+profiles::nginx::simpleproxy::nginx_vhost: 'grafana.query.consul'
+profiles::nginx::simpleproxy::nginx_aliases:
+  - grafana.main.unkin.net
+  - grafana.service.consul
+  - grafana.query.consul
+  - "grafana.service.%{facts.country}-%{facts.region}.consul"
+profiles::nginx::simpleproxy::proxy_port: 8080
+profiles::nginx::simpleproxy::proxy_path: '/'

hieradata/roles/infra/storage/consul.yaml

@@ -83,3 +83,9 @@ profiles::consul::prepared_query::rules:
     service_failover_n: 3
     service_only_passing: true
     ttl: 10
+  grafana:
+    ensure: 'present'
+    service_name: 'grafana'
+    service_failover_n: 3
+    service_only_passing: true
+    ttl: 10