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From 8311259a6e2a6ac475c3d8c9a2df099469bf8277 Mon Sep 17 00:00:00 2001
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From: Eric Garver <eric@garver.life>
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Date: Wed, 27 Oct 2021 10:13:59 -0400
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Subject: [PATCH 45/50] fix(zone): detect same source/interface in zones
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Fixes: rhbz2014383
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(cherry picked from commit 4b721abb087a529596722a045a63a65af2e0566a)
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(cherry picked from commit 081fcfe7b255b2e0f91c4a3dc55539e4cfd4b7d1)
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---
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src/firewall/core/io/zone.py | 15 +++++++++++++++
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1 file changed, 15 insertions(+)
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diff --git a/src/firewall/core/io/zone.py b/src/firewall/core/io/zone.py
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index 3aea94a13155..4291ec9cba00 100644
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--- a/src/firewall/core/io/zone.py
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+++ b/src/firewall/core/io/zone.py
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@@ -193,11 +193,26 @@ class Zone(IO_Object):
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for interface in config:
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if not checkInterface(interface):
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raise FirewallError(errors.INVALID_INTERFACE, interface)
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+ if self.fw_config:
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+ for zone in self.fw_config.get_zones():
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+ if zone == self.name:
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+ continue
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+ if interface in self.fw_config.get_zone(zone).interfaces:
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+ raise FirewallError(errors.INVALID_INTERFACE,
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+ "interface '{}' already bound to zone '{}'".format(interface, zone))
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elif item == "sources":
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for source in config:
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if not checkIPnMask(source) and not checkIP6nMask(source) and \
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not check_mac(source) and not source.startswith("ipset:"):
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raise FirewallError(errors.INVALID_ADDR, source)
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+ if self.fw_config:
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+ for zone in self.fw_config.get_zones():
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+ if zone == self.name:
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+ continue
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+ if source in self.fw_config.get_zone(zone).sources:
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+ raise FirewallError(errors.INVALID_ADDR,
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+ "source '{}' already bound to zone '{}'".format(source, zone))
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+
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def check_name(self, name):
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super(Zone, self).check_name(name)
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--
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2.27.0
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