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hackacad/usr/local/share/bastille/network.sh
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#!/bin/sh
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Copyright (c) 2018-2025, Christer Edwards <christer.edwards@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# * Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
. /usr/local/share/bastille/common.sh
. /usr/local/etc/bastille/bastille.conf
usage() {
error_notify "Usage: bastille network [option(s)] TARGET [remove|add] INTERFACE [IP]"
cat << EOF
Options:
-a | --auto Start/stop the jail(s) if required.
-B | --bridge Add a bridged VNET interface to an existing jail.
-C | --classic Add an interface to a classic (non-VNET) jail.
-M | --static-mac Generate a static MAC address for the interface.
-n | --no-ip Create interface without an IP (VNET only).
-P | --passthrough Pass the entire interface through to the jail.
-V | --vnet Add a VNET interface to an existing jail.
-v | --vlan VLANID Add interface with specified VLAN ID (VNET only).
-x | --debug Enable debug mode.
EOF
exit 1
}
# Handle options.
AUTO=0
BRIDGE=0
CLASSIC=0
STATIC_MAC=0
PASSTHROUGH=0
VNET=0
VLAN_ID=""
NO_IP=0
while [ "$#" -gt 0 ]; do
case "${1}" in
-h|--help|help)
usage
;;
-a|--auto)
AUTO=1
shift
;;
-B|--bridge)
BRIDGE=1
shift
;;
-C|--classic)
CLASSIC=1
shift
;;
-M|--static-mac)
STATIC_MAC=1
shift
;;
-n|--no-ip)
NO_IP=1
shift
;;
-P|--passthrough)
PASSTHROUGH=1
shift
;;
-V|--vnet)
VNET=1
shift
;;
-v|--vlan)
if echo "${2}" | grep -Eq '^[0-9]+$'; then
VLAN_ID="${2}"
else
error_exit "Not a valid VLAN ID: ${2}"
fi
shift 2
;;
-x|--debug)
enable_debug
shift
;;
-*)
for _o in $(echo ${1} 2>/dev/null | sed 's/-//g' | fold -w1); do
case ${_o} in
a) AUTO=1 ;;
B) BRIDGE=1 ;;
C) CLASSIC=1 ;;
M) STATIC_MAC=1 ;;
n) NO_IP=1 ;;
P) PASSTHROUGH=1 ;;
V) VNET=1 ;;
x) enable_debug ;;
*) error_exit "[ERROR]: Unknown Option: \"${1}\"" ;;
esac
done
shift
;;
*)
break
;;
esac
done
TARGET="${1}"
ACTION="${2}"
INTERFACE="${3}"
if [ "${ACTION}" = "add" ] && [ "${NO_IP}" -eq 0 ] && [ -n "${4}" ]; then
IP="${4}"
elif [ "${NO_IP}" -eq 1 ] && [ -n "${4}" ]; then
error_exit "[ERROR]: IP should not be present when using -n|--no-ip."
else
IP=""
fi
if [ "${ACTION}" = "add" ]; then
if { [ "${VNET}" -eq 1 ] && [ "${BRIDGE}" -eq 1 ]; } || \
{ [ "${VNET}" -eq 1 ] && [ "${CLASSIC}" -eq 1 ]; } || \
{ [ "${VNET}" -eq 1 ] && [ "${PASSTHROUGH}" -eq 1 ]; } || \
{ [ "${BRIDGE}" -eq 1 ] && [ "${CLASSIC}" -eq 1 ]; } || \
{ [ "${BRIDGE}" -eq 1 ] && [ "${PASSTHROUGH}" -eq 1 ]; } || \
{ [ "${CLASSIC}" -eq 1 ] && [ "${PASSTHROUGH}" -eq 1 ]; } then
error_exit "[ERROR]: Only one of [-B|--bridge], [-C|--classic], [-P|--passthrough] or [-V|--vnet] should be set."
elif [ "${VNET}" -eq 0 ] && [ "${BRIDGE}" -eq 0 ] && [ "${CLASSIC}" -eq 0 ] && [ "${PASSTHROUGH}" -eq 0 ]; then
error_exit "[ERROR]: [-B|--bridge], [-C|--classic], [-P|--passthrough] or [-V|--vnet] must be set."
elif [ "${VNET}" -eq 0 ] && [ "${BRIDGE}" -eq 0 ] && [ "${PASSTHROUGH}" -eq 0 ] && [ -n "${VLAN_ID}" ]; then
error_exit "[ERROR]: VLANs can only be used with VNET interfaces."
elif [ "${VNET}" -eq 0 ] && [ "${BRIDGE}" -eq 0 ] && [ "${NO_IP}" -eq 1 ]; then
error_exit "[ERROR]: [-n|--no-ip] can only be used with VNET jails."
elif [ "${bastille_network_vnet_type}" = "netgraph" ] && [ "${BRIDGE}" -eq 1 ]; then
error_exit "[ERROR]: [-B|--bridge] cannot be used with Netgraph."
fi
fi
if [ "$#" -lt 2 ] || [ "$#" -gt 4 ]; then
usage
fi
bastille_root_check
set_target_single "${TARGET}"
# Validate jail state
check_target_is_stopped "${TARGET}" || if [ "${AUTO}" -eq 1 ]; then
bastille stop "${TARGET}"
else
info "\n[${_jail}]:"
error_notify "Jail is running."
error_exit "Use [-a|--auto] to auto-stop the jail."
fi
validate_ip() {
local ip="${1}"
local ip6="$( echo "${ip}" 2>/dev/null | grep -E '^(([a-fA-F0-9:]+$)|([a-fA-F0-9:]+\/[0-9]{1,3}$)|SLAAC)' )"
if [ -n "${ip6}" ]; then
info "\nValid: (${ip6})."
IP6_ADDR="${ip6}"
elif [ "${ip}" = "0.0.0.0" ] || [ "${ip}" = "DHCP" ] || [ "${ip}" = "SYNCDHCP" ]; then
info "\nValid: (${ip})."
IP4_ADDR="${ip}"
else
local IFS
if echo "${ip}" 2>/dev/null | grep -Eq '^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/([0-9]|[1-2][0-9]|3[0-2]))?$'; then
TEST_IP=$(echo "${ip}" | cut -d / -f1)
IFS=.
set ${TEST_IP}
for quad in 1 2 3 4; do
if eval [ \$$quad -gt 255 ]; then
error_exit "Invalid: (${TEST_IP})"
fi
done
info "\nValid: (${ip})."
IP4_ADDR="${ip}"
else
error_exit "Invalid: (${ip})."
fi
fi
}
validate_netif() {
local _interface="${1}"
if ifconfig -l | grep -qwo ${_interface}; then
info "\nValid: (${_interface})."
else
error_exit "Invalid: (${_interface})."
fi
}
check_interface_added() {
local _jailname="${1}"
local _if="${2}"
local _jail_config="${bastille_jailsdir}/${_jailname}/jail.conf"
if grep -qo "${_if}" "${_jail_config}"; then
return 0
else
return 1
fi
}
add_interface() {
local _jailname="${1}"
local _if="${2}"
local _ip="${3}"
local _jail_config="${bastille_jailsdir}/${_jailname}/jail.conf"
local _jail_rc_config="${bastille_jailsdir}/${_jailname}/root/etc/rc.conf"
local _jail_vnet_count="$(grep -Eo 'vnet[1-9]+' ${_jail_rc_config} | sort -u | wc -l)"
local _jail_vnet="vnet$((_jail_vnet_count + 1))"
# Determine number of interfaces
if [ "${bastille_network_vnet_type}" = "if_bridge" ]; then
local _if_list="$(grep -Eo 'e[0-9]+a_[^;" ]+' ${_jail_config} | sort -u)"
local _epair_count="$(echo "${_if_list}" | grep -Eo "[0-9]+" | wc -l)"
local _epair_num_range=$((_epair_count + 1))
elif [ "${bastille_network_vnet_type}" = "netgraph" ]; then
local _if_list="$(grep -Eo 'ng[0-9]+_[^;" ]+' ${_jail_config} | sort -u)"
local _ngif_count="$(echo "${_if_list}" | grep -Eo "[0-9]+" | wc -l)"
local _ngif_num_range=$((_ngif_count + 1))
fi
if [ "${BRIDGE}" -eq 1 ]; then
for _epair_num in $(seq 0 ${_epair_num_range}); do
if ! grep -Eoqs "e${_epair_num}a_" "${_jail_config}"; then
if [ "$(echo -n "e${_epair_num}a_${_jailname}" | awk '{print length}')" -lt 16 ]; then
local host_epair=e${_epair_num}a_${_jailname}
local jail_epair=e${_epair_num}b_${_jailname}
else
name_prefix="$(echo ${_jailname} | cut -c1-7)"
name_suffix="$(echo ${_jailname} | rev | cut -c1-2 | rev)"
local host_epair="e${_epair_num}a_${name_prefix}xx${name_suffix}"
local jail_epair="e${_epair_num}b_${name_prefix}xx${name_suffix}"
fi
# Remove ending brace (it is added again with the netblock)
sed -i '' '/}/d' "${_jail_config}"
if [ "${STATIC_MAC}" -eq 1 ]; then
# Generate NETBLOCK with static MAC
generate_static_mac "${_jailname}" "${_if}"
cat << EOF >> "${_jail_config}"
## ${host_epair} interface
vnet.interface += ${jail_epair};
exec.prestart += "epair${_epair_num}=\\\$(ifconfig epair create) && ifconfig \\\${epair${_epair_num}} up name ${host_epair} && ifconfig \\\${epair${_epair_num}%a}b up name ${jail_epair}";
exec.prestart += "ifconfig ${_if} addm ${host_epair}";
exec.prestart += "ifconfig ${host_epair} ether ${macaddr}a";
exec.prestart += "ifconfig ${jail_epair} ether ${macaddr}b";
exec.prestart += "ifconfig ${host_epair} description \"${_jail_vnet} host interface for Bastille jail ${_jailname}\"";
exec.poststop += "ifconfig ${host_epair} destroy";
}
EOF
else
# Generate NETBLOCK without static MAC
cat << EOF >> "${_jail_config}"
## ${host_epair} interface
vnet.interface += ${jail_epair};
exec.prestart += "epair${_epair_num}=\\\$(ifconfig epair create) && ifconfig \\\${epair${_epair_num}} up name ${host_epair} && ifconfig \\\${epair${_epair_num}%a}b up name ${jail_epair}";
exec.prestart += "ifconfig ${_if} addm ${host_epair}";
exec.prestart += "ifconfig ${host_epair} description \"${_jail_vnet} host interface for Bastille jail ${_jailname}\"";
exec.poststop += "ifconfig ${host_epair} destroy";
}
EOF
fi
# Add config to /etc/rc.conf
sysrc -f "${_jail_rc_config}" ifconfig_${jail_epair}_name="${_jail_vnet}"
if [ -n "${IP6_ADDR}" ]; then
if [ "${IP6_ADDR}" = "SLAAC" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}_ipv6="inet6 -ifdisabled accept_rtadv"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}_ipv6="inet6 -ifdisabled ${IP6_ADDR}"
fi
elif [ -n "${IP4_ADDR}" ]; then
# If 0.0.0.0 set DHCP, else set static IP address
if [ "${_ip}" = "0.0.0.0" ] || [ "${_ip}" = "DHCP" ] || [ "${_ip}" = "SYNCDHCP" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="SYNCDHCP"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="inet ${IP4_ADDR}"
fi
fi
break
fi
done
echo "Added interface: \"${_if}\""
elif [ "${VNET}" -eq 1 ]; then
if [ "${bastille_network_vnet_type}" = "if_bridge" ]; then
for _epair_num in $(seq 0 ${_epair_num_range}); do
if ! grep -Eoqs "e${_epair_num}a_" "${_jail_config}"; then
if [ "$(echo -n "e${_epair_num}a_${_jailname}" | awk '{print length}')" -lt 16 ]; then
local host_epair=e${_epair_num}a_${_jailname}
local jail_epair=e${_epair_num}b_${_jailname}
local jib_epair=${jail_name}
else
name_prefix="$(echo ${_jailname} | cut -c1-7)"
name_suffix="$(echo ${_jailname} | rev | cut -c1-2 | rev)"
local host_epair="e${_epair_num}a_${name_prefix}xx${name_suffix}"
local jail_epair="e${_epair_num}b_${name_prefix}xx${name_suffix}"
local jib_epair="${name_prefix}xx${name_suffix}"
fi
# Remove ending brace (it is added again with the netblock)
sed -i '' '/}/d' "${_jail_config}"
if [ "${STATIC_MAC}" -eq 1 ]; then
# Generate NETBLOCK with static MAC
generate_static_mac "${_jailname}" "${_if}"
cat << EOF >> "${_jail_config}"
## ${host_epair} interface
vnet.interface += ${jail_epair};
exec.prestart += "jib addm ${jib_epair} ${_if}";
exec.prestart += "ifconfig ${host_epair} ether ${macaddr}a";
exec.prestart += "ifconfig ${jail_epair} ether ${macaddr}b";
exec.prestart += "ifconfig ${host_epair} description \"${_jail_vnet} host interface for Bastille jail ${_jailname}\"";
exec.poststop += "ifconfig ${host_epair} destroy";
}
EOF
else
# Generate NETBLOCK without static MAC
cat << EOF >> "${_jail_config}"
## ${host_epair} interface
vnet.interface += ${jail_epair};
exec.prestart += "jib addm ${jib_epair} ${_if}";
exec.prestart += "ifconfig ${host_epair} description \"${_jail_vnet} host interface for Bastille jail ${_jailname}\"";
exec.poststop += "ifconfig ${host_epair} destroy";
}
EOF
fi
# Add config to /etc/rc.conf
sysrc -f "${_jail_rc_config}" ifconfig_${jail_epair}_name="${_jail_vnet}"
if [ -n "${IP6_ADDR}" ]; then
if [ "${IP6_ADDR}" = "SLAAC" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}_ipv6="inet6 -ifdisabled accept_rtadv"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}_ipv6="inet6 -ifdisabled ${IP6_ADDR}"
fi
elif [ -n "${IP4_ADDR}" ]; then
# If 0.0.0.0 set DHCP, else set static IP address
if [ "${_ip}" = "0.0.0.0" ] || [ "${_ip}" = "DHCP" ] || [ "${_ip}" = "SYNCDHCP" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="SYNCDHCP"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="inet ${IP4_ADDR}"
fi
fi
break
fi
done
echo "Added VNET interface: \"${_if}\""
elif [ "${bastille_network_vnet_type}" = "netgraph" ]; then
for _ngif_num in $(seq 0 ${_ngif_num_range}); do
if ! grep -Eoqs "e${_ngif_num}a_" "${_jail_config}"; then
if [ "$(echo -n "ng${_ngif_num}_${_jailname}" | awk '{print length}')" -lt 16 ]; then
# Generate new netgraph interface name
local _ngif="ng${_ngif_num}_${_jailname}"
local jng_if="${_jailname}"
else
name_prefix="$(echo ${_jailname} | cut -c1-7)"
name_suffix="$(echo ${_jailname} | rev | cut -c1-2 | rev)"
local _ngif="ng${_ngif_num}_${name_prefix}xx${name_suffix}"
local jng_if="${name_prefix}xx${name_suffix}"
fi
# Remove ending brace (it is added again with the netblock)
sed -i '' '/}/d' "${_jail_config}"
if [ "${STATIC_MAC}" -eq 1 ]; then
# Generate NETBLOCK with static MAC
generate_static_mac "${_jailname}" "${_if}"
cat << EOF >> "${_jail_config}"
## ${_ngif} interface
vnet.interface += ${_ngif};
exec.prestart += "jng bridge ${jng_if} ${_if}";
exec.prestart += "ifconfig ${_ngif} ether ${macaddr}b";
exec.poststop += "jng shutdown ${jng_if}";
}
EOF
else
# Generate NETBLOCK without static MAC
cat << EOF >> "${_jail_config}"
## ${_ngif} interface
vnet.interface += ${_ngif};
exec.prestart += "jng bridge ${jng_if} ${_if}";
exec.poststop += "jng shutdown ${jng_if}";
}
EOF
fi
# Add config to /etc/rc.conf
sysrc -f "${_jail_rc_config}" ifconfig_${_ngif}_name="${_jail_vnet}"
if [ -n "${_ip}" ]; then
# If 0.0.0.0 set DHCP, else set static IP address
if [ "${_ip}" = "0.0.0.0" ] || [ "${_ip}" = "DHCP" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="SYNCDHCP"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="inet ${_ip}"
fi
fi
break
fi
done
echo "Added VNET interface: \"${_if}\""
fi
elif [ "${PASSTHROUGH}" -eq 1 ]; then
# Remove ending brace (it is added again with the netblock)
sed -i '' '/}/d' "${_jail_config}"
# Generate NETBLOCK (static MAC not used on passthrough)
cat << EOF >> "${_jail_config}"
## ${_if} interface
vnet.interface += ${_if};
exec.prestop += "ifconfig ${_if} -vnet ${_jailname}";
}
EOF
# Add config to /etc/rc.conf
if [ -n "${IP6_ADDR}" ]; then
if [ "${IP6_ADDR}" = "SLAAC" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}_ipv6="inet6 -ifdisabled accept_rtadv"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}_ipv6="inet6 -ifdisabled ${IP6_ADDR}"
fi
elif [ -n "${IP4_ADDR}" ]; then
# If 0.0.0.0 set DHCP, else set static IP address
if [ "${_ip}" = "0.0.0.0" ] || [ "${_ip}" = "DHCP" ] || [ "${_ip}" = "SYNCDHCP" ]; then
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="SYNCDHCP"
else
sysrc -f "${_jail_rc_config}" ifconfig_${_jail_vnet}="inet ${IP4_ADDR}"
fi
fi
echo "Added Passthrough interface: \"${_if}\""
elif [ "${CLASSIC}" -eq 1 ]; then
if [ -n "${IP6_ADDR}" ]; then
sed -i '' "s/interface = .*/&\n ip6.addr += ${_if}|${_ip};/" ${_jail_config}
else
sed -i '' "s/interface = .*/&\n ip4.addr += ${_if}|${_ip};/" ${_jail_config}
fi
fi
echo "Added interface: \"${_if}\""
}
remove_interface() {
local _jailname="${1}"
local _if="${2}"
local _jail_config="${bastille_jailsdir}/${_jailname}/jail.conf"
# Skip next block in case of classic jail
if [ "$(bastille config ${TARGET} get vnet)" != "not set" ]; then
local _jail_rc_config="${bastille_jailsdir}/${_jailname}/root/etc/rc.conf"
if grep -q ${_if} ${_jail_config} | grep -Eoq -m 1 'bastille[0-9]+'; then
local _if_bastille_num="$(grep ${_if} ${_jail_config} | grep -Eo -m 1 "bastille[0-9]+" | grep -Eo "[0-9]+")"
if [ "${bastille_network_vnet_type}" = "if_bridge" ]; then
local _if_jail="e0b_bastille${_if_bastille_num}"
elif [ "${bastille_network_vnet_type}" = "netgraph" ]; then
local _if_jail="ng0_bastille${_if_bastille_num}"
fi
_if_type="bastille"
elif grep -q ${_if} ${_jail_config} | grep -Eoq -m 1 "epair[0-9]+"; then
local _if_epair_num="$(grep ${_if} ${_jail_config} | grep -Eo -m 1 "epair[0-9]+" | grep -Eo "[0-9]+")"
if grep -q epair${_if_epair_num}b ${_jail_config} | grep -Eoq -m 1 "e${_if_epair_num}b_${_jailname}"; then
local _if_jail="$(grep epair${_if_epair_num}b ${_jail_config} | grep -Eo -m 1 "e${_if_epair_num}b_${_jailname}")"
else
local _if_jail="epair${_if_epair_num}b"
fi
_if_type="epair"
elif grep -q "vnet.interface.*${_if};" ${_jail_config}; then
local _if_jail="${_if}"
_if_type="passthrough"
else
error_exit "[ERROR]: Could not find interface inside jail: \"${_if_jail}\""
fi
if [ "${_if_type}" = "bastille" ] || [ "${_if_type}" = "epair" ]; then
if grep -oq "${_if_jail}" ${_jail_config}; then
local _if_vnet="$(grep ${_if_jail} ${_jail_rc_config} | grep -Eo 'vnet[0-9]+')"
else
error_exit "[ERROR]: Interface not found: ${_if_jail}"
fi
elif [ "${_if_type}" = "passthrough" ]; then
if grep -oq "${_if_jail}" ${_jail_config}; then
local _if_vnet="${_if_jail}"
else
error_exit "[ERROR]: Interface not found: ${_if_jail}"
fi
fi
# Do not allow removing default vnet0 interface
if [ "${_if_vnet}" = "vnet0" ]; then
error_exit "[ERROR]: Default interface cannot be removed."
fi
# Avoid removing entire file contents if variables aren't set for some reason
if [ -z "${_if_jail}" ]; then
error_exit "[ERROR]: Could not find specifed interface."
fi
# Remove interface from /etc/rc.conf
if [ "${_if_type}" = "bastille" ] || [ "${_if_type}" = "epair" ]; then
if [ -n "${_if_vnet}" ] && echo ${_if_vnet} 2>/dev/null | grep -Eoq 'vnet[0-9]+'; then
sed -i '' "/.*${_if_vnet}.*/d" "${_jail_rc_config}"
else
error_exit "[ERROR]: Failed to remove interface from /etc/rc.conf"
fi
elif [ "${_if_type}" = "passthrough" ]; then
if [ -n "${_if_vnet}" ]; then
sed -i '' "/.*${_if_vnet}.*/d" "${_jail_rc_config}"
else
error_exit "[ERROR]: Failed to remove interface from /etc/rc.conf"
fi
fi
# Remove VNET interface from jail.conf (VNET)
if [ -n "${_if_jail}" ]; then
if [ "${_if_type}" = "epair" ]; then
sed -i '' "/.*epair${_if_epair_num}.*/d" "${_jail_config}"
sed -i '' "/.*e${_if_epair_num}a_${_jailname}.*/d" "${_jail_config}"
sed -i '' "/.*e${_if_epair_num}b_${_jailname}.*/d" "${_jail_config}"
elif [ "${_if_type}" = "bastille" ]; then
sed -i '' "/.*${_if_jail}.*/d" "${_jail_config}"
sed -i '' "/.*bastille${_if_bastille_num}.*/d" "${_jail_config}"
elif [ "${_if_type}" = "passthrough" ]; then
sed -i '' "/.*${_if_jail}.*/d" "${_jail_config}"
fi
else
error_exit "[ERROR]: Failed to remove interface from jail.conf"
fi
else
# Remove interface from jail.conf (non-VNET)
if [ -n "${_if}" ]; then
if grep ${_if} ${_jail_config} 2>/dev/null | grep -qo " = "; then
error_exit "[ERROR]: Default interface cannot be removed."
else
sed -i '' "/.*${_if}.*/d" "${_jail_config}"
fi
else
error_exit "[ERROR]: Failed to remove interface from jail.conf"
fi
fi
echo "Removed interface: \"${_if}\""
}
add_vlan() {
local _jailname="${1}"
local _interface="${2}"
local _ip="${3}"
local _vlan_id="${4}"
local _jail_config="${bastille_jailsdir}/${_jailname}/jail.conf"
local _jail_rc_config="${bastille_jailsdir}/${_jailname}/root/etc/rc.conf"
if [ "${VNET}" -eq 1 ]; then
local _jail_epair_num="$(grep ${_interface} ${_jail_config} | grep -Eo -m 1 "bastille[0-9]+" | grep -Eo "[0-9]+")"
local _jail_vnet="$(grep "e0b_bastille${_jail_epair_num}_name" ${_jail_rc_config} | grep -Eo "vnet[0-9]+")"
elif [ "${BRIDGE}" -eq 1 ]; then
local _jail_epair_num="$(grep ${_interface} ${_jail_config} | grep -Eo -m 1 "epair[0-9]+" | grep -Eo "[0-9]+")"
local _jail_vnet="$(grep "e.*${_jail_epair_num}b.*_name" ${_jail_rc_config} | grep -Eo "vnet[0-9]+")"
elif [ "${PASSTHROUGH}" -eq 1 ]; then
local _jail_vnet="${_interface}"
fi
if grep -Eq "ifconfig_${_jail_vnet}_${_vlan_id}" "${bastille_jailsdir}/${_jailname}/root/etc/rc.conf"; then
error_exit "[ERROR]: VLAN has already been added: VLAN ${_vlan_id}"
else
bastille start "${_jailname}"
bastille template "${_jailname}" ${bastille_template_vlan} --arg VLANID="${_vlan_id}" --arg IFCONFIG="inet ${_ip}" --arg JAIL_VNET="${_jail_vnet}"
bastille restart "${_jailname}"
fi
echo "Added VLAN ${_vlan_id} to interface: \"${_jail_vnet}\""
}
info "\n[${TARGET}]:"
case "${ACTION}" in
add)
validate_netconf
validate_netif "${INTERFACE}"
if check_interface_added "${TARGET}" "${INTERFACE}" && [ -z "${VLAN_ID}" ]; then
error_exit "Interface is already added: \"${INTERFACE}\""
elif { [ "${VNET}" -eq 1 ] || [ "${BRIDGE}" -eq 1 ] || [ "${PASSTHROUGH}" -eq 1 ]; } && [ -n "${VLAN_ID}" ]; then
add_vlan "${TARGET}" "${INTERFACE}" "${IP}" "${VLAN_ID}"
echo
exit 0
fi
## validate IP if not empty
if [ -n "${IP}" ]; then
validate_ip "${IP}"
fi
if [ "${VNET}" -eq 1 ]; then
if [ "$(bastille config ${TARGET} get vnet)" = "not set" ]; then
error_exit "[ERROR]: ${TARGET} is not a VNET jail."
elif ifconfig -g bridge | grep -owq "${INTERFACE}"; then
error_exit "[ERROR]: '${INTERFACE}' is a bridge interface."
else
add_interface "${TARGET}" "${INTERFACE}" "${IP}"
if [ -n "${VLAN_ID}" ]; then
add_vlan "${TARGET}" "${INTERFACE}" "${IP}" "${VLAN_ID}"
fi
if [ "${AUTO}" -eq 1 ]; then
bastille start "${TARGET}"
fi
fi
elif [ "${BRIDGE}" -eq 1 ]; then
if [ "$(bastille config ${TARGET} get vnet)" = "not set" ]; then
error_exit "[ERROR]: ${TARGET} is not a VNET jail."
elif ! ifconfig -g bridge | grep -owq "${INTERFACE}"; then
error_exit "[ERROR]: '${INTERFACE}' is not a bridge interface."
else
add_interface "${TARGET}" "${INTERFACE}" "${IP}"
if [ -n "${VLAN_ID}" ]; then
add_vlan "${TARGET}" "${INTERFACE}" "${IP}" "${VLAN_ID}"
fi
if [ "${AUTO}" -eq 1 ]; then
bastille start "${TARGET}"
fi
fi
elif [ "${PASSTHROUGH}" -eq 1 ]; then
if [ "$(bastille config ${TARGET} get vnet)" = "not set" ]; then
error_exit "[ERROR]: ${TARGET} is not a VNET jail."
else
add_interface "${TARGET}" "${INTERFACE}" "${IP}"
fi
if [ -n "${VLAN_ID}" ]; then
add_vlan "${TARGET}" "${INTERFACE}" "${IP}" "${VLAN_ID}"
fi
if [ "${AUTO}" -eq 1 ]; then
bastille start "${TARGET}"
fi
elif [ "${CLASSIC}" -eq 1 ]; then
if [ "$(bastille config ${TARGET} get vnet)" != "not set" ]; then
error_exit "[ERROR]: ${TARGET} is a VNET jail."
else
add_interface "${TARGET}" "${INTERFACE}" "${IP}"
if [ "${AUTO}" -eq 1 ]; then
bastille start "${TARGET}"
fi
fi
fi
;;
remove|delete)
check_interface_added "${TARGET}" "${INTERFACE}" || error_exit "Interface not found in jail.conf: \"${INTERFACE}\""
validate_netif "${INTERFACE}"
if ! grep -q "${INTERFACE}" ${bastille_jailsdir}/${TARGET}/jail.conf; then
error_exit "[ERROR]: Interface not found in jail.conf: \"${INTERFACE}\""
else
remove_interface "${TARGET}" "${INTERFACE}"
if [ "${AUTO}" -eq 1 ]; then
bastille start "${TARGET}"
fi
fi
;;
*)
error_exit "[ERROR]: Only [add|remove] are supported."
;;
esac
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