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add support for static MAC on VNET jails

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- support static MAC on bridged and VNET jails
- remove quotes around vnet.interface
This commit is contained in:
tschettervictor
2024-10-09 11:31:54 -06:00
committed by GitHub
parent ca66263ee2
commit 55203b2298
1 changed files with 4 additions and 5 deletions
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9
usr/local/share/bastille/common.sh
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@@ -94,14 +94,13 @@ generate_vnet_jail_netblock() {
local uniq_epair="bastille0"
local uniq_epair_bridge="0"
fi
# generate static MAC for jail using host prefix (first half of host MAC)
local host_mac_prefix="$(ifconfig ${external_interface} | grep ether | awk '{print $2}' | cut -d':' -f1-3)"
local jail_mac_suffix="$(echo -n ${jail_name} | sha256 | tr -d '\n' | awk '{print substr($0,length($0)-5,2) ":" substr($0,length($0)-3,2) ":" substr($0,length($0)-1,1)}')"
local host_mac_prefix="$(ifconfig ${external_interface} | grep ether | awk '{print $2}' | cut -d':' -f1-3)"
local jail_mac_suffix="$(echo -n ${jail_name} | sha256 | tr -d '\n' | awk '{print substr($0,length($0)-5,2) ":" substr($0,length($0)-3,2) ":" substr($0,length($0)-1,1)}')"
if [ -n "${use_unique_bridge}" ]; then
## generate bridge config
cat <<-EOF
vnet;
vnet.interface = "e${uniq_epair_bridge}b_${jail_name}";
vnet.interface = e${uniq_epair_bridge}b_${jail_name};
exec.prestart += "ifconfig epair${uniq_epair_bridge} create";
exec.prestart += "ifconfig ${external_interface} addm epair${uniq_epair_bridge}a";
exec.prestart += "ifconfig epair${uniq_epair_bridge}a up name e${uniq_epair_bridge}a_${jail_name}";
@@ -117,9 +116,9 @@ EOF
vnet;
vnet.interface = e0b_${uniq_epair};
exec.prestart += "jib addm ${uniq_epair} ${external_interface}";
exec.prestart += "ifconfig e0a_${uniq_epair} description \"vnet host interface for Bastille jail ${jail_name}\"";
exec.prestart += "ifconfig e0a_${uniq_epair} ether ${host_mac_prefix}:${jail_mac_suffix}a";
exec.prestart += "ifconfig e0b_${uniq_epair} ether ${host_mac_prefix}:${jail_mac_suffix}b";
exec.prestart += "ifconfig e0a_${uniq_epair} description \"vnet host interface for Bastille jail ${jail_name}\"";
exec.poststop += "jib destroy ${uniq_epair}";
EOF
fi