commit f10ceb07f1d9b69afd6eeea8759233fdf986c2a2
Author: Gregor Michels <hirnpfirsich@brainpeach.de>
Date:   Thu Jun 26 21:47:46 2025 +0200

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0c790e7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+environment/
diff --git a/environment.txt b/environment.txt
new file mode 100644
index 0000000..9102a7f
--- /dev/null
+++ b/environment.txt
@@ -0,0 +1,5 @@
+certifi==2025.6.15
+charset-normalizer==3.4.2
+idna==3.10
+requests==2.32.4
+urllib3==2.5.0
diff --git a/main.py b/main.py
new file mode 100755
index 0000000..b03405f
--- /dev/null
+++ b/main.py
@@ -0,0 +1,177 @@
+#!/usr/bin/env python3
+
+from bs4 import BeautifulSoup
+import time
+import requests
+import pdb
+import os
+import random
+import re
+from enum import Enum
+
+IP = "192.168.42.100"
+
+
+class VLAN_PORT_MODE(Enum):
+    GENERAL = 0
+    ACCESS = 1
+    TRUNK = 2
+    DOT1QTUNNEL = 3
+
+
+class VLAN_PORT_ACL(Enum):
+    EXCLUDED = 0
+    FORBIDDEN = 1
+    TAGGED = 2
+    UNTAGGED = 3
+
+
+def zyxel_password(pw: str) -> str:
+    alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
+    result = ""
+    l = len(pw)
+
+    for i in range(1, 322 - len(pw)):
+        if i % 5 == 0 and l > 0:
+            l -= 1
+            result += pw[l]
+        elif i == 123:
+            if len(pw) < 10:
+                result += "0"
+            else:
+                c = str(len(pw) // 10)
+                result += c
+        elif i == 289:
+            result += str(len(pw) % 10)
+        else:
+            rnd = random.choice(list(alphabet))
+            result += rnd
+    return result
+
+
+def get_login_cookie(host: str, username: str, password: str) -> str:
+    auth_id = requests.get(
+        f"http://{host}/cgi-bin/dispatcher.cgi",
+        params={"login": 1, "username": username, "password": zyxel_password(password)},
+    )
+
+    if auth_id.status_code != 200:
+        raise Exception("error while getting auth_id {auth_id.text}")
+
+    time.sleep(0.5)
+
+    cookie = requests.post(
+        f"http://{host}/cgi-bin/dispatcher.cgi",
+        data={"authId": auth_id.text.strip(), "login_chk": "true"},
+    )
+
+    if cookie.text.strip() != "OK,":
+        raise Exception("error while getting cookie {cookie.text}")
+
+    return cookie.cookies.get("HTTP_XSSID")
+
+
+def get_cmd(host: str, xssid: str, cmd: int, **params) -> str:
+    params.update({"cmd": cmd})
+    return requests.get(
+        f"http://{host}/cgi-bin/dispatcher.cgi",
+        params=params,
+        cookies={"HTTP_XSSID": xssid},
+    ).text
+
+
+def get_vlans(response: str) -> dict:
+    soup = BeautifulSoup(response, "html.parser")
+
+    data = {}
+    table_body = soup.find("table", attrs={"width": "560"})
+
+    rows = table_body.find_all("tr")
+    for row in rows[1:]:
+        cols = row.find_all("td")
+        cols = [ele.text.strip() for ele in cols]
+
+        try:
+            _, vlan_id, vlan_name, vlan_type, _, _ = cols
+            data.update(
+                {
+                    vlan_id: {
+                        "name": vlan_name,
+                        "type": vlan_type,
+                    }
+                }
+            )
+        except ValueError:
+            continue
+
+    return data
+
+
+def parse_vlan_ports(response: str) -> dict:
+    soup = BeautifulSoup(response, "html.parser")
+
+    data = {}
+    # <input type="hidden" id="vlanMode_33" name="vlanMode_33" value="0">
+    port_settings = soup.find_all(
+        "input", attrs={"type": "hidden", "id": re.compile(r"vlanMode_\d+")}
+    )
+    for port_setting in port_settings:
+        port = port_setting.find_previous().text.strip()
+        port_type = int(port_setting.attrs.get("value"))
+
+        acl = list(
+            filter(
+                lambda p: "checked" in p.attrs,
+                port_setting.find_next().find_all("input"),
+            )
+        )[0]
+
+        data.update(
+            {
+                port: {
+                    "mode": VLAN_PORT_MODE(port_type),
+                    "acl": VLAN_PORT_ACL(int(acl.attrs.get("value"))),
+                }
+            }
+        )
+
+    return data
+
+
+def extract_data_from_table(response: str) -> dict:
+    soup = BeautifulSoup(response, "html.parser")
+
+    data = {}
+    table_body = soup.find_all("table")[-1]
+
+    rows = table_body.find_all("tr")
+    keys = [ele.text.strip() for ele in rows[0].find_all("td")]
+    entries = []
+    for row in rows[1:]:
+        cols = row.find_all("td")
+        cols = [ele.text.strip() for ele in cols]
+        entries.append({k: v for (k, v) in zip(keys, cols) if k.strip() != ""})
+
+    return list(filter(lambda e: e, entries))
+
+
+def dictify(data: list, key: str) -> dict:
+    result = {}
+    for d in data:
+        k = d[key]
+        del d[key]
+        result.update({k: d})
+    return result
+
+
+if __name__ == "__main__":
+
+    cookie = get_login_cookie(IP, "admin", os.environ.get("ADMIN_PW"))
+
+    print(parse_vlan_ports(get_cmd(IP, cookie, 1293, vid=2)))
+
+    # print(dictify(extract_data_from_table(get_cmd(IP, cookie, 1283)), "VLAN ID"))
+    # print(dictify(extract_data_from_table(get_cmd(IP, cookie, 1290)), "Port"))
+
+    # vlans = get_vlans(get_cmd(IP, cookie, 1283))
+    # print(vlans)