Jenkins + Minio + Prometheus + Grafana v1

scripts/backup-grafana-dashboards.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+set -euo pipefail
+
+GRAFANA_URL=http://localhost:3000
+GRAFANA_USER=admin
+GRAFANA_PASS=holamundo
+BACKUP_DIR=/opt/server/backups/grafana_dashboards
+KEEP=4
+
+mkdir -p "$BACKUP_DIR"
+
+STAMP=$(date +%Y%m%d)
+TMP_DIR=$(mktemp -d)
+trap 'rm -rf "$TMP_DIR"' EXIT
+
+curl -sf -u "$GRAFANA_USER:$GRAFANA_PASS" "$GRAFANA_URL/api/search?type=dash-db" \
+  | jq -r '.[].uid' \
+  | while read -r uid; do
+      dashboard_json=$(curl -sf -u "$GRAFANA_USER:$GRAFANA_PASS" "$GRAFANA_URL/api/dashboards/uid/$uid")
+      title=$(jq -r '.dashboard.title' <<< "$dashboard_json")
+      safe_title=$(echo "$title" | tr -c 'A-Za-z0-9' '_' | sed 's/_\+/_/g; s/^_//; s/_$//')
+      echo "$dashboard_json" > "$TMP_DIR/${safe_title}__${uid}.json"
+    done
+
+tar czf "$BACKUP_DIR/grafana_dashboards_$STAMP.tar.gz" -C "$TMP_DIR" .
+
+ls -1t "$BACKUP_DIR"/grafana_dashboards_*.tar.gz | tail -n +$((KEEP + 1)) | xargs -r rm --