59 lines
1.8 KiB
Python
59 lines
1.8 KiB
Python
import os
|
|
|
|
from flask import Blueprint, request, redirect, flash
|
|
from auth import require_level
|
|
from config_utils import load_core, save_core, verify_core_hash, queued_msg
|
|
import sanitize
|
|
|
|
bp = Blueprint('action_apply_interface', __name__)
|
|
|
|
_VIEW = '/view/view_general'
|
|
|
|
|
|
_EXCLUDE_PREFIXES = ('lo', 'wg', 'docker', 'br-', 'veth',
|
|
'tun', 'tap', 'ppp', 'virbr',
|
|
'podman', 'vnet', 'macvtap', 'fc-')
|
|
|
|
def _get_system_interfaces():
|
|
try:
|
|
return {
|
|
n for n in os.listdir('/sys/class/net')
|
|
if not n.startswith(_EXCLUDE_PREFIXES)
|
|
and os.path.exists(f'/sys/class/net/{n}/device')
|
|
}
|
|
except Exception:
|
|
return set()
|
|
|
|
|
|
@bp.route('/action/apply_interface', methods=['POST'])
|
|
@require_level('administrator')
|
|
def apply_interface():
|
|
wan = sanitize.interface_name(request.form.get('wan_interface', ''))
|
|
lan = sanitize.interface_name(request.form.get('lan_interface', ''))
|
|
|
|
if not wan or not lan:
|
|
flash('Both WAN and LAN interfaces are required.', 'error')
|
|
return redirect(_VIEW)
|
|
|
|
if wan == lan:
|
|
flash('WAN and LAN interfaces must be different.', 'error')
|
|
return redirect(_VIEW)
|
|
|
|
if not verify_core_hash(request.form.get('config_hash', '')):
|
|
flash('Configuration was modified by another session. Please refresh and try again.', 'error')
|
|
return redirect(_VIEW)
|
|
|
|
available = _get_system_interfaces()
|
|
for iface in (wan, lan):
|
|
if available and iface not in available:
|
|
flash(f"Interface '{iface}' does not exist on this system.", 'error')
|
|
return redirect(_VIEW)
|
|
|
|
core = load_core()
|
|
gen = core.setdefault('general', {})
|
|
gen['wan_interface'] = wan
|
|
gen['lan_interface'] = lan
|
|
save_core(core)
|
|
|
|
flash(queued_msg('core apply'), 'success')
|
|
return redirect(_VIEW)
|