From c9ef477b3dda9e0b4d51a998883fdd566b43fb44 Mon Sep 17 00:00:00 2001
From: zailon <zailon@bk.ru>
Date: Tue, 23 Jun 2026 15:31:58 +0500
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D1=82?=
 =?UTF-8?q?=D1=8C=20docs/services/lxc208-manage/alert/matrix.py?=
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---
 docs/services/lxc208-manage/alert/matrix.py | 37 +++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 docs/services/lxc208-manage/alert/matrix.py

diff --git a/docs/services/lxc208-manage/alert/matrix.py b/docs/services/lxc208-manage/alert/matrix.py
new file mode 100644
index 0000000..8a82d11
--- /dev/null
+++ b/docs/services/lxc208-manage/alert/matrix.py
@@ -0,0 +1,37 @@
+import re
+import logging
+import uuid
+import requests
+
+from alerts.rooms import HOMESERVER, ACCESS_TOKEN, get_room_id
+from alerts.utils import strip_html
+
+logger = logging.getLogger(__name__)
+
+MAX_MATRIX_SIZE = 30000
+
+
+def send_matrix(text, channel="default"):
+    if len(text) > MAX_MATRIX_SIZE:
+        text = text[:MAX_MATRIX_SIZE] + "\n\n... (truncated)"
+
+    room_id = get_room_id(channel)
+    txn = uuid.uuid4().hex
+    url = f"{HOMESERVER}/_matrix/client/v3/rooms/{room_id}/send/m.room.message/{txn}"
+
+    payload = {
+        "msgtype": "m.text",
+        "format": "org.matrix.custom.html",
+        "formatted_body": text.replace("\n", "<br>"),
+        "body": strip_html(text)
+    }
+    headers = {
+        "Authorization": f"Bearer {ACCESS_TOKEN}",
+        "User-Agent": "grafana-matrix-relay/1.0"
+    }
+    try:
+        r = requests.put(url, json=payload, headers=headers, timeout=10)
+        if not r.ok:
+            logger.error("Matrix error: %s %s", r.status_code, r.text)
+    except Exception as e:
+        logger.exception("Error sending Matrix message")
\ No newline at end of file