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116 lines
3.9 KiB
Bash
116 lines
3.9 KiB
Bash
#!/bin/sh
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#
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# Copyright (c) 2018-2020, Christer Edwards <christer.edwards@gmail.com>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice, this
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# list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# * Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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. /usr/local/share/bastille/common.sh
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. /usr/local/etc/bastille/bastille.conf
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usage() {
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error_exit "Usage: bastille config TARGET get|set propertyName [newValue]"
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}
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# Handle special-case commands first.
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case "$1" in
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help|-h|--help)
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usage
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;;
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esac
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if [ $# -eq 1 ] || [ $# -gt 3 ]; then
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usage
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fi
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ACTION=$1
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shift
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case $ACTION in
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get)
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if [ $# -ne 1 ]; then
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error_notify 'Too many parameters for a "get" operation.'
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usage
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fi
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;;
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set) ;;
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*) error_exit 'Only get and set are supported.' ;;
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esac
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PROPERTY=$1
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shift
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VALUE="$@"
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for _jail in ${JAILS}; do
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FILE="${bastille_jailsdir}/${_jail}/jail.conf"
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if [ ! -f "${FILE}" ]; then
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error_notify "jail.conf does not exist for jail: ${_jail}"
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continue
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fi
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ESCAPED_PROPERTY=$(echo "${PROPERTY}" | sed 's/\./\\\./g')
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MATCH_LINE=$(grep "^[[:blank:]]*${ESCAPED_PROPERTY}[[:blank:]=;]" "${FILE}" 2>/dev/null)
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MATCH_FOUND=$?
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if [ "${ACTION}" = 'get' ]; then
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if [ $MATCH_FOUND -ne 0 ]; then
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warn "not set"
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elif ! echo "${MATCH_LINE}" | grep '=' > /dev/null 2>&1; then
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echo "enabled"
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else
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VALUE=$(echo "${MATCH_LINE}" | sed -E 's/.+= *(.+) *;$/\1/' 2>/dev/null)
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if [ $? -ne 0 ]; then
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error_notify "Failed to get value."
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else
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echo "${VALUE}"
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fi
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fi
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else # Setting the value. -- cwells
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if [ -n "${VALUE}" ]; then
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VALUE=$(echo "${VALUE}" | sed 's/\//\\\//g')
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if echo "${VALUE}" | grep ' ' > /dev/null 2>&1; then # Contains a space, so wrap in quotes. -- cwells
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VALUE="'${VALUE}'"
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fi
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LINE=" ${PROPERTY} = ${VALUE};"
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else
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LINE=" ${PROPERTY};"
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fi
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if [ $MATCH_FOUND -ne 0 ]; then # No match, so insert the property at the end. -- cwells
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echo "$(awk -v line="${LINE}" '$0 == "}" { print line; } 1 { print $0; }' "${FILE}")" > "${FILE}"
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else # Replace the existing value. -- cwells
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sed -i '' -E "s/ *${ESCAPED_PROPERTY}[ =;].*/${LINE}/" "${FILE}"
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fi
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fi
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done
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# Only display this message once at the end (not for every jail). -- cwells
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if [ "${ACTION}" = 'set' ]; then
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info "A restart is required for the changes to be applied. See 'bastille restart ${TARGET}'."
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fi
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exit 0
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