diff options
| -rwxr-xr-x | src/conf_mode/bridge_has_members.py | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/conf_mode/bridge_has_members.py b/src/conf_mode/bridge_has_members.py new file mode 100755 index 000000000..712a9cc46 --- /dev/null +++ b/src/conf_mode/bridge_has_members.py @@ -0,0 +1,85 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2018 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# +# + +import sys + +import vyos.config + +if len(sys.argv) < 2: + print("Argument (bridge interface name) is required") + sys.exit(1) +else: + bridge = sys.argv[1] + +c = vyos.config.Config() + +members = [] + + +# Check in ethernet and bonding interfaces +for p in ["interfaces ethernet", "interfaces bonding"]: + intfs = c.list_nodes(p) + for i in intfs: + intf_bridge_path = "{0} {1} bridge-group bridge".format(p, i) + if c.exists(intf_bridge_path): + intf_bridge = c.return_value(intf_bridge_path) + if intf_bridge == bridge: + members.append(i) + # Walk VLANs + for v in c.list_nodes("{0} {1} vif".format(p, i)): + vif_bridge_path = "{0} {1} vif {2} bridge-group bridge".format(p, i, v) + if c.exists(vif_bridge_path): + vif_bridge = c.return_value(vif_bridge_path) + if vif_bridge == bridge: + members.append("{0}.{1}".format(i, v)) + # Walk QinQ interfaces + for vs in c.list_nodes("{0} {1} vif-s".format(p, i)): + vifs_bridge_path = "{0} {1} vif-s {2} bridge-group bridge".format(p, i, vs) + if c.exists(vifs_bridge_path): + vifs_bridge = c.return_value(vifs_bridge_path) + if vifs_bridge == bridge: + members.append("{0}.{1}".format(i, vs)) + for vc in c.list_nodes("{0} {1} vif-s {2} vif-c".format(p, i, vs)): + vifc_bridge_path = "{0} {1} vif-s {2} vif-c {3} bridge-group bridge".format(p, i, vs, vc) + if c.exists(vifc_bridge_path): + vifc_bridge = c.return_value(vifc_bridge_path) + if vifc_bridge == bridge: + members.append("{0}.{1}.{2}".format(i, vs, vc)) + +# Check tunnel interfaces +for t in c.list_nodes("interfaces tunnel"): + tunnel_bridge_path = "interfaces tunnel {0} parameters ip bridge-group bridge".format(t) + if c.exists(tunnel_bridge_path): + intf_bridge = c.return_value(tunnel_bridge_path) + if intf_bridge == bridge: + members.append(t) + +# Check OpenVPN interfaces +for o in c.list_nodes("interfaces openvpn"): + ovpn_bridge_path = "interfaces openvpn {0} bridge-group bridge".format(o) + if c.exists(ovpn_bridge_path): + intf_bridge = c.return_value(ovpn_bridge_path) + if intf_bridge == bridge: + members.append(o) + +if members: + print("Bridge {0} cannot be deleted because some interfaces are configured as its members".format(bridge)) + print("The following interfaces are members of {0}: {1}".format(bridge, " ".join(members))) + sys.exit(1) +else: + sys.exit(0) |