Add revproxy node-exporter scrape target

monitoring/alertmanager/alertmanager.tmpl.yml

@@ -0,0 +1,26 @@
+global:
+  resolve_timeout: 5m
+
+route:
+  receiver: telegram
+  group_by: ["alertname", "instance"]
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 6h
+
+receivers:
+  - name: telegram
+    telegram_configs:
+      - bot_token: "${TELEGRAM_BOT_TOKEN}"
+        chat_id: ${TELEGRAM_CHAT_ID}
+        message: |-
+          {{ range .Alerts }}
+          *{{ .Labels.alertname }}* ({{ .Labels.severity }})
+          {{ .Annotations.summary }}
+          {{ .Annotations.description }}
+          {{ end }}
+        parse_mode: Markdown
+        disable_notifications: false
+        api_url: "https://api.telegram.org"
+        send_resolved: true
+        __THREAD_LINE__

monitoring/alertmanager/alertmanager.yml

@@ -0,0 +1,25 @@
+global:
+  resolve_timeout: 5m
+
+route:
+  receiver: telegram
+  group_by: ['alertname', 'instance']
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 6h
+
+receivers:
+  - name: telegram
+    telegram_configs:
+      - bot_token: '7896670660:AAGtfYPY47GfEhFLQeAR5oRGodV7Y6qa_LY'
+        chat_id: -1003779247128
+        message: |-
+          {{ range .Alerts }}
+          *{{ .Labels.alertname }}* ({{ .Labels.severity }})
+          {{ .Annotations.summary }}
+          {{ .Annotations.description }}
+          {{ end }}
+        parse_mode: Markdown
+        disable_notifications: false
+        api_url: 'https://api.telegram.org'
+        send_resolved: true

monitoring/alertmanager/render.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env sh
+set -e
+
+tmp=/etc/alertmanager/alertmanager.yml
+
+envsubst < /etc/alertmanager/alertmanager.tmpl.yml > "$tmp"
+
+if [ -n "$TELEGRAM_THREAD_ID" ]; then
+  sed -i "s#__THREAD_LINE__#message_thread_id: $TELEGRAM_THREAD_ID#" "$tmp"
+else
+  sed -i "s#__THREAD_LINE__##" "$tmp"
+fi
+
+exec /bin/alertmanager --config.file="$tmp" --storage.path=/alertmanager

monitoring/docker-compose.yml

@@ -0,0 +1,83 @@
+version: "3.9"
+
+services:
+  prometheus:
+    image: prom/prometheus:v2.52.0
+    restart: unless-stopped
+    volumes:
+      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml:ro
+      - ./rules:/etc/prometheus/rules:ro
+      - prometheus-data:/prometheus
+    command:
+      - "--config.file=/etc/prometheus/prometheus.yml"
+      - "--storage.tsdb.retention.time=15d"
+      - "--web.enable-lifecycle"
+    ports:
+      - "9090:9090"
+
+  alertmanager:
+    image: prom/alertmanager:v0.27.0
+    restart: unless-stopped
+    env_file:
+      - ./.env
+    volumes:
+      - ./alertmanager/alertmanager.yml:/etc/alertmanager/alertmanager.yml:ro
+      - alertmanager-data:/alertmanager
+    ports:
+      - "9093:9093"
+
+  grafana:
+    image: grafana/grafana:11.1.0
+    restart: unless-stopped
+    environment:
+      - GF_SECURITY_ADMIN_USER=admin
+      - GF_SECURITY_ADMIN_PASSWORD=admin
+      - GF_USERS_ALLOW_SIGN_UP=false
+    volumes:
+      - grafana-data:/var/lib/grafana
+      - ./grafana/provisioning:/etc/grafana/provisioning:ro
+      - ./grafana/dashboards:/var/lib/grafana/dashboards:ro
+    ports:
+      - "3000:3000"
+    depends_on:
+      - prometheus
+
+  node-exporter:
+    image: prom/node-exporter:v1.8.1
+    restart: unless-stopped
+    pid: host
+    volumes:
+      - /:/host:ro,rslave
+    command:
+      - "--path.rootfs=/host"
+    ports:
+      - "9100:9100"
+
+  cadvisor:
+    image: gcr.io/cadvisor/cadvisor:v0.49.1
+    restart: unless-stopped
+    privileged: true
+    volumes:
+      - /:/rootfs:ro
+      - /var/run:/var/run:rw
+      - /sys:/sys:ro
+      - /var/lib/docker/:/var/lib/docker:ro
+    ports:
+      - "8080:8080"
+
+  smartctl-exporter:
+    image: prometheuscommunity/smartctl-exporter:v0.12.0
+    restart: unless-stopped
+    privileged: true
+    volumes:
+      - /dev:/dev
+      - /run/udev:/run/udev:ro
+    command:
+      - "--smartctl.device=auto"
+    ports:
+      - "9633:9633"
+
+volumes:
+  prometheus-data:
+  grafana-data:
+  alertmanager-data:

monitoring/grafana/dashboards/cadvisor.json

@@ -0,0 +1,817 @@
+{
+  "__inputs": [
+    {
+      "name": "DS_PROMETHEUS",
+      "label": "Prometheus",
+      "description": "Prometheus as the datasource is obligatory",
+      "type": "datasource",
+      "pluginId": "prometheus",
+      "pluginName": "Prometheus"
+    }
+  ],
+  "__requires": [
+    {
+      "type": "grafana",
+      "id": "grafana",
+      "name": "Grafana",
+      "version": "7.4.5"
+    },
+    {
+      "type": "panel",
+      "id": "graph",
+      "name": "Graph",
+      "version": ""
+    },
+    {
+      "type": "datasource",
+      "id": "prometheus",
+      "name": "Prometheus",
+      "version": "1.0.0"
+    },
+    {
+      "type": "panel",
+      "id": "table",
+      "name": "Table",
+      "version": ""
+    }
+  ],
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": "-- Grafana --",
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "type": "dashboard"
+      }
+    ]
+  },
+  "editable": true,
+  "gnetId": 14282,
+  "graphTooltip": 0,
+  "id": null,
+  "iteration": 1617715580880,
+  "links": [],
+  "panels": [
+    {
+      "collapsed": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "gridPos": {
+        "h": 1,
+        "w": 24,
+        "x": 0,
+        "y": 0
+      },
+      "id": 8,
+      "panels": [],
+      "title": "CPU",
+      "type": "row"
+    },
+    {
+      "aliasColors": {},
+      "bars": false,
+      "dashLength": 10,
+      "dashes": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "fieldConfig": {
+        "defaults": {
+          "custom": {}
+        },
+        "overrides": []
+      },
+      "fill": 1,
+      "fillGradient": 0,
+      "gridPos": {
+        "h": 7,
+        "w": 24,
+        "x": 0,
+        "y": 1
+      },
+      "hiddenSeries": false,
+      "id": 15,
+      "legend": {
+        "alignAsTable": true,
+        "avg": true,
+        "current": false,
+        "max": true,
+        "min": false,
+        "rightSide": true,
+        "show": true,
+        "total": false,
+        "values": true
+      },
+      "lines": true,
+      "linewidth": 1,
+      "nullPointMode": "null as zero",
+      "options": {
+        "alertThreshold": true
+      },
+      "percentage": false,
+      "pluginVersion": "7.4.5",
+      "pointradius": 2,
+      "points": false,
+      "renderer": "flot",
+      "seriesOverrides": [],
+      "spaceLength": 10,
+      "stack": true,
+      "steppedLine": false,
+      "targets": [
+        {
+          "expr": "sum(rate(container_cpu_usage_seconds_total{instance=~\"$host\",name=~\"$container\",name=~\".+\"}[5m])) by (name) *100",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "{{name}}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": [],
+      "timeFrom": null,
+      "timeRegions": [],
+      "timeShift": null,
+      "title": "CPU Usage",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "$$hashKey": "object:606",
+          "format": "percent",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        },
+        {
+          "$$hashKey": "object:607",
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
+    },
+    {
+      "collapsed": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "gridPos": {
+        "h": 1,
+        "w": 24,
+        "x": 0,
+        "y": 8
+      },
+      "id": 11,
+      "panels": [],
+      "title": "Memory",
+      "type": "row"
+    },
+    {
+      "aliasColors": {},
+      "bars": false,
+      "dashLength": 10,
+      "dashes": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "fieldConfig": {
+        "defaults": {
+          "custom": {}
+        },
+        "overrides": []
+      },
+      "fill": 1,
+      "fillGradient": 0,
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 0,
+        "y": 9
+      },
+      "hiddenSeries": false,
+      "id": 9,
+      "legend": {
+        "alignAsTable": true,
+        "avg": true,
+        "current": false,
+        "max": true,
+        "min": false,
+        "rightSide": true,
+        "show": true,
+        "total": false,
+        "values": true
+      },
+      "lines": true,
+      "linewidth": 1,
+      "nullPointMode": "null as zero",
+      "options": {
+        "alertThreshold": true
+      },
+      "percentage": false,
+      "pluginVersion": "7.4.5",
+      "pointradius": 2,
+      "points": false,
+      "renderer": "flot",
+      "seriesOverrides": [],
+      "spaceLength": 10,
+      "stack": true,
+      "steppedLine": false,
+      "targets": [
+        {
+          "expr": "sum(container_memory_rss{instance=~\"$host\",name=~\"$container\",name=~\".+\"}) by (name)",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "{{name}}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": [],
+      "timeFrom": null,
+      "timeRegions": [],
+      "timeShift": null,
+      "title": "Memory Usage",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "$$hashKey": "object:606",
+          "format": "bytes",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        },
+        {
+          "$$hashKey": "object:607",
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
+    },
+    {
+      "aliasColors": {},
+      "bars": false,
+      "dashLength": 10,
+      "dashes": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "fieldConfig": {
+        "defaults": {
+          "custom": {}
+        },
+        "overrides": []
+      },
+      "fill": 1,
+      "fillGradient": 0,
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 12,
+        "y": 9
+      },
+      "hiddenSeries": false,
+      "id": 14,
+      "legend": {
+        "alignAsTable": true,
+        "avg": true,
+        "current": false,
+        "max": true,
+        "min": false,
+        "rightSide": true,
+        "show": true,
+        "total": false,
+        "values": true
+      },
+      "lines": true,
+      "linewidth": 1,
+      "nullPointMode": "null as zero",
+      "options": {
+        "alertThreshold": true
+      },
+      "percentage": false,
+      "pluginVersion": "7.4.5",
+      "pointradius": 2,
+      "points": false,
+      "renderer": "flot",
+      "seriesOverrides": [],
+      "spaceLength": 10,
+      "stack": true,
+      "steppedLine": false,
+      "targets": [
+        {
+          "expr": "sum(container_memory_cache{instance=~\"$host\",name=~\"$container\",name=~\".+\"}) by (name)",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "{{name}}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": [],
+      "timeFrom": null,
+      "timeRegions": [],
+      "timeShift": null,
+      "title": "Memory Cached",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "$$hashKey": "object:606",
+          "format": "bytes",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        },
+        {
+          "$$hashKey": "object:607",
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
+    },
+    {
+      "collapsed": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "gridPos": {
+        "h": 1,
+        "w": 24,
+        "x": 0,
+        "y": 17
+      },
+      "id": 2,
+      "panels": [],
+      "title": "Network",
+      "type": "row"
+    },
+    {
+      "aliasColors": {},
+      "bars": false,
+      "dashLength": 10,
+      "dashes": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "fieldConfig": {
+        "defaults": {
+          "custom": {}
+        },
+        "overrides": []
+      },
+      "fill": 1,
+      "fillGradient": 0,
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 0,
+        "y": 18
+      },
+      "hiddenSeries": false,
+      "id": 4,
+      "legend": {
+        "alignAsTable": true,
+        "avg": true,
+        "current": false,
+        "hideEmpty": false,
+        "hideZero": false,
+        "max": true,
+        "min": false,
+        "rightSide": true,
+        "show": true,
+        "sideWidth": null,
+        "total": false,
+        "values": true
+      },
+      "lines": true,
+      "linewidth": 1,
+      "nullPointMode": "null",
+      "options": {
+        "alertThreshold": true
+      },
+      "percentage": false,
+      "pluginVersion": "7.4.5",
+      "pointradius": 2,
+      "points": false,
+      "renderer": "flot",
+      "seriesOverrides": [],
+      "spaceLength": 10,
+      "stack": false,
+      "steppedLine": false,
+      "targets": [
+        {
+          "expr": "sum(rate(container_network_receive_bytes_total{instance=~\"$host\",name=~\"$container\",name=~\".+\"}[5m])) by (name)",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "{{name}}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": [],
+      "timeFrom": null,
+      "timeRegions": [],
+      "timeShift": null,
+      "title": "Received Network Traffic",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "$$hashKey": "object:674",
+          "format": "Bps",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        },
+        {
+          "$$hashKey": "object:675",
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
+    },
+    {
+      "aliasColors": {},
+      "bars": false,
+      "dashLength": 10,
+      "dashes": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "fieldConfig": {
+        "defaults": {
+          "custom": {}
+        },
+        "overrides": []
+      },
+      "fill": 1,
+      "fillGradient": 0,
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 12,
+        "y": 18
+      },
+      "hiddenSeries": false,
+      "id": 6,
+      "legend": {
+        "alignAsTable": true,
+        "avg": true,
+        "current": false,
+        "max": true,
+        "min": false,
+        "rightSide": true,
+        "show": true,
+        "total": false,
+        "values": true
+      },
+      "lines": true,
+      "linewidth": 1,
+      "nullPointMode": "null",
+      "options": {
+        "alertThreshold": true
+      },
+      "percentage": false,
+      "pluginVersion": "7.4.5",
+      "pointradius": 2,
+      "points": false,
+      "renderer": "flot",
+      "seriesOverrides": [],
+      "spaceLength": 10,
+      "stack": false,
+      "steppedLine": false,
+      "targets": [
+        {
+          "expr": "sum(rate(container_network_transmit_bytes_total{instance=~\"$host\",name=~\"$container\",name=~\".+\"}[5m])) by (name)",
+          "interval": "",
+          "legendFormat": "{{name}}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": [],
+      "timeFrom": null,
+      "timeRegions": [],
+      "timeShift": null,
+      "title": "Sent Network Traffic",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "$$hashKey": "object:832",
+          "format": "Bps",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        },
+        {
+          "$$hashKey": "object:833",
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
+    },
+    {
+      "collapsed": false,
+      "datasource": "${DS_PROMETHEUS}",
+      "gridPos": {
+        "h": 1,
+        "w": 24,
+        "x": 0,
+        "y": 26
+      },
+      "id": 19,
+      "panels": [],
+      "title": "Misc",
+      "type": "row"
+    },
+    {
+      "datasource": "${DS_PROMETHEUS}",
+      "fieldConfig": {
+        "defaults": {
+          "custom": {
+            "align": null,
+            "filterable": false
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              },
+              {
+                "color": "red",
+                "value": 80
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "id"
+            },
+            "properties": [
+              {
+                "id": "custom.width",
+                "value": 260
+              }
+            ]
+          },
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "Running"
+            },
+            "properties": [
+              {
+                "id": "unit",
+                "value": "d"
+              },
+              {
+                "id": "decimals",
+                "value": 1
+              },
+              {
+                "id": "custom.displayMode",
+                "value": "color-text"
+              },
+              {
+                "id": "color",
+                "value": {
+                  "fixedColor": "dark-green",
+                  "mode": "fixed"
+                }
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 10,
+        "w": 24,
+        "x": 0,
+        "y": 27
+      },
+      "id": 17,
+      "options": {
+        "showHeader": true,
+        "sortBy": []
+      },
+      "pluginVersion": "7.4.5",
+      "targets": [
+        {
+          "expr": "(time() - container_start_time_seconds{instance=~\"$host\",name=~\"$container\",name=~\".+\"})/86400",
+          "format": "table",
+          "instant": true,
+          "interval": "",
+          "legendFormat": "{{name}}",
+          "refId": "A"
+        }
+      ],
+      "timeFrom": null,
+      "timeShift": null,
+      "title": "Containers Info",
+      "transformations": [
+        {
+          "id": "filterFieldsByName",
+          "options": {
+            "include": {
+              "names": [
+                "container_label_com_docker_compose_project",
+                "container_label_com_docker_compose_project_working_dir",
+                "image",
+                "instance",
+                "name",
+                "Value",
+                "container_label_com_docker_compose_service"
+              ]
+            }
+          }
+        },
+        {
+          "id": "organize",
+          "options": {
+            "excludeByName": {},
+            "indexByName": {},
+            "renameByName": {
+              "Value": "Running",
+              "container_label_com_docker_compose_project": "Label",
+              "container_label_com_docker_compose_project_working_dir": "Working dir",
+              "container_label_com_docker_compose_service": "Service",
+              "image": "Registry Image",
+              "instance": "Instance",
+              "name": "Name"
+            }
+          }
+        }
+      ],
+      "type": "table"
+    }
+  ],
+  "schemaVersion": 27,
+  "style": "dark",
+  "tags": [
+    "cadvisor",
+    "docker"
+  ],
+  "templating": {
+    "list": [
+      {
+        "allValue": ".*",
+        "current": {},
+        "datasource": "${DS_PROMETHEUS}",
+        "definition": "label_values({__name__=~\"container.*\"},instance)",
+        "description": null,
+        "error": null,
+        "hide": 0,
+        "includeAll": true,
+        "label": "Host",
+        "multi": false,
+        "name": "host",
+        "options": [],
+        "query": {
+          "query": "label_values({__name__=~\"container.*\"},instance)",
+          "refId": "Prometheus-host-Variable-Query"
+        },
+        "refresh": 1,
+        "regex": "",
+        "skipUrlSync": false,
+        "sort": 5,
+        "tagValuesQuery": "",
+        "tags": [],
+        "tagsQuery": "",
+        "type": "query",
+        "useTags": false
+      },
+      {
+        "allValue": ".*",
+        "current": {},
+        "datasource": "${DS_PROMETHEUS}",
+        "definition": "label_values({__name__=~\"container.*\", instance=~\"$host\"},name)",
+        "description": null,
+        "error": null,
+        "hide": 0,
+        "includeAll": true,
+        "label": "Container",
+        "multi": false,
+        "name": "container",
+        "options": [],
+        "query": {
+          "query": "label_values({__name__=~\"container.*\", instance=~\"$host\"},name)",
+          "refId": "Prometheus-container-Variable-Query"
+        },
+        "refresh": 1,
+        "regex": "",
+        "skipUrlSync": false,
+        "sort": 0,
+        "tagValuesQuery": "",
+        "tags": [],
+        "tagsQuery": "",
+        "type": "query",
+        "useTags": false
+      }
+    ]
+  },
+  "time": {
+    "from": "now-6h",
+    "to": "now"
+  },
+  "timepicker": {},
+  "timezone": "",
+  "title": "Cadvisor exporter",
+  "uid": "pMEd7m0Mz",
+  "version": 1,
+  "description": "Simple exporter for cadvisor only"
+}

monitoring/grafana/provisioning/dashboards/dashboards.yml

@@ -0,0 +1,16 @@
+apiVersion: 1
+
+datasources:
+  - name: Prometheus
+    type: prometheus
+    uid: prometheus
+
+providers:
+  - name: "default"
+    orgId: 1
+    folder: "Server"
+    type: file
+    disableDeletion: false
+    editable: true
+    options:
+      path: /var/lib/grafana/dashboards

monitoring/grafana/provisioning/datasources/datasource.yml

@@ -0,0 +1,8 @@
+apiVersion: 1
+
+datasources:
+  - name: Prometheus
+    type: prometheus
+    access: proxy
+    url: http://prometheus:9090
+    isDefault: true

monitoring/prometheus/prometheus.yml

@@ -0,0 +1,32 @@
+global:
+  scrape_interval: 15s
+  evaluation_interval: 30s
+
+rule_files:
+  - /etc/prometheus/rules/*.yml
+
+alerting:
+  alertmanagers:
+    - static_configs:
+        - targets: ["alertmanager:9093"]
+
+scrape_configs:
+  - job_name: prometheus
+    static_configs:
+      - targets: ["prometheus:9090"]
+
+  - job_name: node
+    static_configs:
+      - targets: ["node-exporter:9100"]
+
+  - job_name: cadvisor
+    static_configs:
+      - targets: ["cadvisor:8080"]
+
+  - job_name: smartctl
+    static_configs:
+      - targets: ["smartctl-exporter:9633"]
+
+  - job_name: revproxy-node
+    static_configs:
+      - targets: ["10.8.0.1:9100"]

monitoring/rules/base-alerts.yml

@@ -0,0 +1,38 @@
+groups:
+  - name: base-alerts
+    rules:
+      - alert: InstanceDown
+        expr: up == 0
+        for: 2m
+        labels:
+          severity: critical
+        annotations:
+          summary: "{{ $labels.instance }} down"
+          description: "{{ $labels.job }} on {{ $labels.instance }} is not responding"
+
+      - alert: HighCPU
+        expr: (1 - avg by(instance) (rate(node_cpu_seconds_total{mode="idle"}[5m]))) > 0.90
+        for: 10m
+        labels:
+          severity: warning
+        annotations:
+          summary: "High CPU on {{ $labels.instance }}"
+          description: "CPU usage > 90% for 10m"
+
+      - alert: HighMemory
+        expr: (1 - (node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes)) > 0.90
+        for: 10m
+        labels:
+          severity: warning
+        annotations:
+          summary: "High memory on {{ $labels.instance }}"
+          description: "Memory usage > 90% for 10m"
+
+      - alert: DiskFull
+        expr: (node_filesystem_avail_bytes{fstype!~"tmpfs|overlay"} / node_filesystem_size_bytes{fstype!~"tmpfs|overlay"}) < 0.10
+        for: 15m
+        labels:
+          severity: warning
+        annotations:
+          summary: "Disk low on {{ $labels.instance }}"
+          description: "<10% free on {{ $labels.mountpoint }}"