Add lock files and cron setup

run-analysis.sh

@@ -1,6 +1,15 @@
 #!/usr/bin/env bash
 set -e
 
+# Prevent concurrent executions of this script.
+LOCK_FILE="/tmp/$(basename "$0").lock"
+if [ -e "$LOCK_FILE" ]; then
+    echo "[WARN] $(basename "$0") is already running (lock file present)." >&2
+    exit 0
+fi
+touch "$LOCK_FILE"
+trap 'rm -f "$LOCK_FILE"' EXIT
+
 # Ensure virtual environment exists
 if [ ! -d ".venv" ]; then
     echo "[INFO] Creating virtual environment..."

run-import.sh

@@ -1,6 +1,17 @@
 #!/usr/bin/env bash
 set -e
 
+# Prevent multiple simultaneous runs by using a lock file specific to this
+# script. If the lock already exists, assume another instance is running and
+# exit gracefully.
+LOCK_FILE="/tmp/$(basename "$0").lock"
+if [ -e "$LOCK_FILE" ]; then
+    echo "[WARN] $(basename "$0") is already running (lock file present)." >&2
+    exit 0
+fi
+touch "$LOCK_FILE"
+trap 'rm -f "$LOCK_FILE"' EXIT
+
 # Ensure virtual environment exists
 if [ ! -d ".venv" ]; then
     echo "[INFO] Creating virtual environment..."

run-reports.sh

@@ -1,6 +1,15 @@
 #!/usr/bin/env bash
 set -e
 
+# Prevent concurrent executions of this script.
+LOCK_FILE="/tmp/$(basename "$0").lock"
+if [ -e "$LOCK_FILE" ]; then
+    echo "[WARN] $(basename "$0") is already running (lock file present)." >&2
+    exit 0
+fi
+touch "$LOCK_FILE"
+trap 'rm -f "$LOCK_FILE"' EXIT
+
 # Ensure virtual environment exists
 if [ ! -d ".venv" ]; then
     echo "[INFO] Creating virtual environment..."

scripts/generate_reports.py

@@ -161,7 +161,10 @@ def _generate_interval(interval: str, domain: Optional[str] = None) -> None:
         report_list.append(entry)
 
     _save_json(out_dir / "reports.json", report_list)
-    typer.echo(f"Generated {interval} reports")
+    if domain:
+        typer.echo(f"Generated {interval} reports for {domain}")
+    else:
+        typer.echo(f"Generated {interval} reports")
 
 
 def _generate_all_domains(interval: str) -> None:

setup.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+set -e
+
+# Default schedules
+import_sched="*/5 * * * *"
+report_sched="0 * * * *"
+analysis_sched="0 0 * * *"
+remove=false
+
+usage() {
+    echo "Usage: $0 [--import CRON] [--reports CRON] [--analysis CRON] [--remove]"
+}
+
+while [ $# -gt 0 ]; do
+    case "$1" in
+        --import)
+            import_sched="$2"; shift 2;;
+        --reports)
+            report_sched="$2"; shift 2;;
+        --analysis)
+            analysis_sched="$2"; shift 2;;
+        --remove)
+            remove=true; shift;;
+        -h|--help)
+            usage; exit 0;;
+        *)
+            usage; exit 1;;
+    esac
+done
+
+repo_dir="$(cd "$(dirname "$0")" && pwd)"
+
+if [ "$remove" = true ]; then
+    tmp=$(mktemp)
+    sudo crontab -l 2>/dev/null | grep -v "# ngxstat import" | grep -v "# ngxstat reports" | grep -v "# ngxstat analysis" > "$tmp" || true
+    sudo crontab "$tmp"
+    rm -f "$tmp"
+    echo "[INFO] Removed ngxstat cron entries"
+    exit 0
+fi
+
+cron_entries="${import_sched} cd ${repo_dir} && ./run-import.sh # ngxstat import\n${report_sched} cd ${repo_dir} && ./run-reports.sh # ngxstat reports\n${analysis_sched} cd ${repo_dir} && ./run-analysis.sh # ngxstat analysis"
+
+( sudo crontab -l 2>/dev/null; echo -e "$cron_entries" ) | sudo crontab -
+
+echo "[INFO] Installed ngxstat cron entries"