init

docker-compose.yml

@@ -0,0 +1,28 @@
+services:
+  prometheus:
+    image: prom/prometheus:latest
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml
+    ports:
+      - "9090:9090"
+
+  node_exporter:
+    image: prom/node-exporter:latest
+    ports:
+      - "9100:9100"
+    command:
+      - '--collector.textfile.directory=/etc/node_exporter'
+    volumes:
+      - ./node_exporter:/etc/node_exporter
+
+  grafana:
+    image: grafana/grafana:latest
+    environment:
+      - GF_SECURITY_ADMIN_PASSWORD=admin
+    ports:
+      - "3000:3000"
+    volumes:
+      - grafana_data:/var/lib/grafana
+
+volumes:
+  grafana_data:

prometheus.yml

@@ -0,0 +1,11 @@
+global:
+  scrape_interval: 15s
+
+scrape_configs:
+  - job_name: 'prometheus'
+    static_configs:
+      - targets: ['localhost:9090']
+
+  - job_name: 'node_exporter'
+    static_configs:
+      - targets: ['node_exporter:9100']

scripts/monitor_folder_size.sh

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+#!/bin/bash
+# File: monitor_multiple_tenants_size.sh
+
+OUTPUT_DIR="../node_exporter"  # Directory where the metrics file will be written
+METRICS_FILE="$OUTPUT_DIR/tenants_size.prom"  # The file containing metrics
+
+# Tenant folders and names - provide each tenant's name and the corresponding folder path
+declare -A TENANTS
+TENANTS=(
+    ["Tenant1"]="/path/to/tenant1"
+    ["Tenant2"]="/another/path/to/tenant2"
+    ["Tenant3"]="/some/other/path/to/tenant3"
+    # Add more tenants as needed
+)
+
+# Ensure output directory exists
+mkdir -p "$OUTPUT_DIR"
+
+# Clear the metrics file to start fresh
+> "$METRICS_FILE"
+
+# Iterate through the tenants
+for tenant_name in "${!TENANTS[@]}"; do
+  tenant_folder="${TENANTS[$tenant_name]}"
+  if [ -d "$tenant_folder" ]; then  # Check if the folder exists
+    folder_size=$(du -sb "$tenant_folder" | awk '{print $1}')  # Get the size in bytes
+    # Write the metric to the metrics file
+    echo "tenant_folder_size_bytes{tenant=\"$tenant_name\",folder=\"$tenant_folder\"} $folder_size" >> "$METRICS_FILE"
+  else
+    echo "Directory $tenant_folder for tenant $tenant_name does not exist!"
+  fi
+done