IDS/test.html at main · kksty/IDS · GitHub

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<!doctype html>
<html>
  <head>
    <title>IDS 实时监控测试</title>
  </head>
  <body>
    <h1>实时告警流</h1>
    <div
      id="log"
      style="
        background: #000;
        color: #0f0;
        padding: 20px;
        height: 500px;
        overflow-y: scroll;
        font-family: monospace;
      "
    ></div>
    <script>
      const logDiv = document.getElementById("log");

      function _sanitize(s, maxLen = 300) {
        if (!s && s !== 0) return "";
        try {
          s = String(s);
        } catch (e) {
          return "";
        }
        // 移除控制字符，只保留可打印 ascii 和常见 unicode 空格/标点
        s = s.replace(/[^\x20-\x7E\u00A0-\u00FF\u0100-\uFFFF]+/g, " ");
        if (s.length > maxLen) {
          return s.slice(0, maxLen) + "…";
        }
        return s;
      }

      function addEntry(data) {
        const entry = document.createElement("div");
        entry.style.padding = "6px 0";
        entry.style.borderBottom = "1px solid #222";

        const ts = _sanitize(data.timestamp, 40);
        const proto = _sanitize(data.protocol, 20);
        const summary = _sanitize(data.packet_summary, 200);
        const src = _sanitize(data.src_ip, 64);
        const dst = _sanitize(data.dst_ip, 64);
        const rule = _sanitize(data.match_rule, 64) || "-";
        const match =
          _sanitize(data.match_text || data.payload_preview, 300) || "-";

        let extras = "";
        if (data.aggregated_count) {
          extras = ` <strong style='color:yellow'>(aggregated x${data.aggregated_count})</strong>`;
        }
        entry.innerHTML = `<strong>[${ts}]</strong> ${proto} &nbsp; <em>${summary}</em><br>
          <small>${src} → ${dst}</small><br>
          <strong style='color:#faa'>Rule:</strong> ${rule} &nbsp;
          <strong style='color:#afa'>Match:</strong> ${match}${extras}
        `;
        if (data.is_summary) {
          entry.style.background = "#443300";
          entry.style.color = "#ffefc2";
          entry.style.padding = "8px";
          entry.style.borderRadius = "4px";
        }
        logDiv.prepend(entry);
      }

      let ws;
      let reconnectInterval = 1000;

      function connect() {
        const host = location.host || "localhost:8000";
        const proto = location.protocol === "https:" ? "wss://" : "ws://";
        ws = new WebSocket(proto + host + "/ws/alerts");
        ws.onopen = () => {
          reconnectInterval = 1000;
          const info = document.createElement("p");
          info.style.color = "white";
          info.textContent = "已连接到 IDS 后端...";
          logDiv.prepend(info);
        };
        ws.onmessage = (event) => {
          try {
            const data = JSON.parse(event.data);
            addEntry(data);
          } catch (e) {
            console.error("Invalid message", e);
          }
        };
        ws.onclose = () => {
          const warn = document.createElement("p");
          warn.style.color = "#f88";
          warn.textContent = "已断开连接，正在尝试重连...";
          logDiv.prepend(warn);
          setTimeout(() => {
            reconnectInterval = Math.min(30000, reconnectInterval * 2);
            connect();
          }, reconnectInterval);
        };
        ws.onerror = (e) => {
          console.error("WebSocket error", e);
        };
      }

      connect();
    </script>
    <hr />
    <h2>规则管理</h2>
    <div>
      <label>Rule ID: <input id="rule_id" value="R_test" /></label>
      <label>Pattern: <input id="rule_pattern" value="password=" /></label>
      <button id="create_rule">Create/POST</button>
      <button id="update_rule">Update/PUT</button>
    </div>
    <script>
      async function apiPostRule(id, pattern) {
        const payload = {
          rule_id: id,
          pattern: pattern,
          pattern_type: "string",
          priority: 3,
        };
        const res = await fetch("/api/rules", {
          method: "POST",
          headers: { "Content-Type": "application/json" },
          body: JSON.stringify(payload),
        });
        return res;
      }
      async function apiPutRule(id, pattern) {
        const payload = {
          rule_id: id,
          pattern: pattern,
          pattern_type: "string",
          priority: 3,
        };
        const res = await fetch("/api/rules/" + encodeURIComponent(id), {
          method: "PUT",
          headers: { "Content-Type": "application/json" },
          body: JSON.stringify(payload),
        });
        return res;
      }
      document
        .getElementById("create_rule")
        .addEventListener("click", async () => {
          const id = document.getElementById("rule_id").value;
          const p = document.getElementById("rule_pattern").value;
          const r = await apiPostRule(id, p);
          alert("POST -> " + r.status);
        });
      document
        .getElementById("update_rule")
        .addEventListener("click", async () => {
          const id = document.getElementById("rule_id").value;
          const p = document.getElementById("rule_pattern").value;
          const r = await apiPutRule(id, p);
          alert("PUT -> " + r.status);
        });
    </script>
  </body>
</html>