mirror of
https://github.com/jokob-sk/NetAlertX.git
synced 2025-12-06 17:15:38 -08:00
260 lines
7.9 KiB
Python
Executable File
260 lines
7.9 KiB
Python
Executable File
# !/usr/bin/env python
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import os
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import base64
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import re
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import sys
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import sqlite3
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from flask import jsonify, request, Response
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import csv
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from io import StringIO
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from logger import mylog
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# Register NetAlertX directories
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INSTALL_PATH = os.getenv("NETALERTX_APP", "/app")
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sys.path.extend([f"{INSTALL_PATH}/front/plugins", f"{INSTALL_PATH}/server"])
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from database import get_temp_db_connection # noqa: E402 [flake8 lint suppression]
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from db.db_helper import get_table_json, get_device_condition_by_status # noqa: E402 [flake8 lint suppression]
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# --------------------------
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# Device Endpoints Functions
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# --------------------------
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def get_all_devices():
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"""Retrieve all devices from the database."""
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conn = get_temp_db_connection()
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cur = conn.cursor()
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cur.execute("SELECT * FROM Devices")
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rows = cur.fetchall()
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# Convert rows to list of dicts using column names
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columns = [col[0] for col in cur.description]
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devices = [dict(zip(columns, row)) for row in rows]
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conn.close()
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return jsonify({"success": True, "devices": devices})
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def delete_devices(macs):
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"""
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Delete devices from the Devices table.
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- If `macs` is None → delete ALL devices.
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- If `macs` is a list → delete only matching MACs (supports wildcard '*').
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"""
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conn = get_temp_db_connection()
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cur = conn.cursor()
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if not macs:
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# No MACs provided → delete all
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cur.execute("DELETE FROM Devices")
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conn.commit()
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conn.close()
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return jsonify({"success": True, "deleted": "all"})
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deleted_count = 0
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for mac in macs:
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if "*" in mac:
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# Wildcard matching
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sql_pattern = mac.replace("*", "%")
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cur.execute("DELETE FROM Devices WHERE devMAC LIKE ?", (sql_pattern,))
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else:
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# Exact match
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cur.execute("DELETE FROM Devices WHERE devMAC = ?", (mac,))
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deleted_count += cur.rowcount
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conn.commit()
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conn.close()
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return jsonify({"success": True, "deleted_count": deleted_count})
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def delete_all_with_empty_macs():
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"""Delete devices with empty MAC addresses."""
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conn = get_temp_db_connection()
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cur = conn.cursor()
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cur.execute("DELETE FROM Devices WHERE devMAC IS NULL OR devMAC = ''")
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deleted = cur.rowcount
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conn.commit()
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conn.close()
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return jsonify({"success": True, "deleted": deleted})
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def delete_unknown_devices():
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"""Delete devices marked as unknown."""
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conn = get_temp_db_connection()
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cur = conn.cursor()
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cur.execute(
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"""DELETE FROM Devices WHERE devName='(unknown)' OR devName='(name not found)'"""
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)
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conn.commit()
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conn.close()
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return jsonify({"success": True, "deleted": cur.rowcount})
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def export_devices(export_format):
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"""
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Export devices from the Devices table in teh desired format.
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- If `macs` is None → delete ALL devices.
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- If `macs` is a list → delete only matching MACs (supports wildcard '*').
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"""
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conn = get_temp_db_connection()
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cur = conn.cursor()
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# Fetch all devices
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devices_json = get_table_json(cur, "SELECT * FROM Devices")
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conn.close()
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# Ensure columns exist
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columns = devices_json.columnNames or (
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list(devices_json["data"][0].keys()) if devices_json["data"] else []
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)
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if export_format == "json":
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# Convert to standard dict for Flask JSON
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return jsonify(
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{"data": [row for row in devices_json["data"]], "columns": list(columns)}
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)
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elif export_format == "csv":
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si = StringIO()
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writer = csv.DictWriter(si, fieldnames=columns, quoting=csv.QUOTE_ALL)
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writer.writeheader()
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for row in devices_json.json["data"]:
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writer.writerow(row)
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return Response(
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si.getvalue(),
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mimetype="text/csv",
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headers={"Content-Disposition": "attachment; filename=devices.csv"},
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)
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else:
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return jsonify({"error": f"Unsupported format '{export_format}'"}), 400
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def import_csv(file_storage=None):
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data = ""
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skipped = []
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# 1. Try JSON `content` (base64-encoded CSV)
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if request.is_json and request.json.get("content"):
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try:
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data = base64.b64decode(request.json["content"], validate=True).decode(
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"utf-8"
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)
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except Exception as e:
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return jsonify({"error": f"Base64 decode failed: {e}"}), 400
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# 2. Otherwise, try uploaded file
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elif file_storage:
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data = file_storage.read().decode("utf-8")
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# 3. Fallback: try local file (same as PHP `$file = '../../../config/devices.csv';`)
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else:
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config_root = os.environ.get("NETALERTX_CONFIG", "/data/config")
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local_file = os.path.join(config_root, "devices.csv")
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try:
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with open(local_file, "r", encoding="utf-8") as f:
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data = f.read()
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except FileNotFoundError:
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return jsonify({"error": "CSV file missing"}), 404
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if not data:
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return jsonify({"error": "No CSV data found"}), 400
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# --- Clean up newlines inside quoted fields ---
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data = re.sub(r'"([^"]*)"', lambda m: m.group(0).replace("\n", " "), data)
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# --- Parse CSV ---
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lines = data.splitlines()
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reader = csv.reader(lines)
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try:
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header = [h.strip() for h in next(reader)]
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except StopIteration:
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return jsonify({"error": "CSV missing header"}), 400
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# --- Wipe Devices table ---
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conn = get_temp_db_connection()
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sql = conn.cursor()
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sql.execute("DELETE FROM Devices")
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# --- Prepare insert ---
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placeholders = ",".join(["?"] * len(header))
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insert_sql = f"INSERT INTO Devices ({', '.join(header)}) VALUES ({placeholders})"
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row_count = 0
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for idx, row in enumerate(reader, start=1):
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if len(row) != len(header):
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skipped.append(idx)
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continue
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try:
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sql.execute(insert_sql, [col.strip() for col in row])
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row_count += 1
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except sqlite3.Error as e:
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mylog("error", [f"[ImportCSV] SQL ERROR row {idx}: {e}"])
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skipped.append(idx)
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conn.commit()
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conn.close()
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return jsonify({"success": True, "inserted": row_count, "skipped_lines": skipped})
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def devices_totals():
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conn = get_temp_db_connection()
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sql = conn.cursor()
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# Build a combined query with sub-selects for each status
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query = f"""
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SELECT
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(SELECT COUNT(*) FROM Devices {get_device_condition_by_status("my")}) AS devices,
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(SELECT COUNT(*) FROM Devices {get_device_condition_by_status("connected")}) AS connected,
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(SELECT COUNT(*) FROM Devices {get_device_condition_by_status("favorites")}) AS favorites,
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(SELECT COUNT(*) FROM Devices {get_device_condition_by_status("new")}) AS new,
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(SELECT COUNT(*) FROM Devices {get_device_condition_by_status("down")}) AS down,
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(SELECT COUNT(*) FROM Devices {get_device_condition_by_status("archived")}) AS archived
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"""
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sql.execute(query)
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row = (
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sql.fetchone()
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) # returns a tuple like (devices, connected, favorites, new, down, archived)
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conn.close()
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# Return counts as JSON array
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return jsonify(list(row))
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def devices_by_status(status=None):
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"""
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Return devices filtered by status.
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"""
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conn = get_temp_db_connection()
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sql = conn.cursor()
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# Build condition for SQL
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condition = get_device_condition_by_status(status) if status else ""
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query = f"SELECT * FROM Devices {condition}"
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sql.execute(query)
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table_data = []
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for row in sql.fetchall():
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r = dict(row) # Convert sqlite3.Row to dict for .get()
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dev_name = r.get("devName", "")
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if r.get("devFavorite") == 1:
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dev_name = f'<span class="text-yellow">★</span> {dev_name}'
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table_data.append(
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{
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"id": r.get("devMac", ""),
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"title": dev_name,
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"favorite": r.get("devFavorite", 0),
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}
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)
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conn.close()
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return jsonify(table_data)
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