mirror of
https://github.com/Security-Onion-Solutions/securityonion.git
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79 lines
2.7 KiB
Bash
Executable File
79 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014,2015,2016,2017,2018,2019,2020,2021 Security Onion Solutions, LLC
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Usage: so-tcpreplay "/opt/samples/*"
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. /usr/sbin/so-common
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. /usr/sbin/so-image-common
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REPLAYIFACE=${REPLAYIFACE:-$(lookup_pillar interface sensor)}
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REPLAYSPEED=${REPLAYSPEED:-10}
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mkdir -p /opt/so/samples
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if [[ $# -lt 1 ]]; then
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echo "Replays one or more PCAP sample files to the Security Onion monitoring interface."
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echo
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echo "Usage: $0 <pcap-sample(s)>"
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echo
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echo "All PCAPs must be placed in the /opt/so/samples directory unless replaying"
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echo "a sample pcap that is included in the so-tcpreplay image. Those PCAP sampes"
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echo "are located in the /opt/samples directory inside of the image."
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echo
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echo "Customer provided PCAP example:"
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echo " $0 /opt/so/samples/some_event.pcap"
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echo
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echo "Security Onion-provided PCAP example:"
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echo " $0 /opt/samples/4in6.pcap"
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exit 1
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fi
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if ! docker ps | grep -q so-tcpreplay; then
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echo "Replay functionality not enabled; attempting to enable now (may require Internet access)..."
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echo
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if is_manager_node; then
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set_version
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if ! docker images | grep so-tcpreplay | grep ":5000" | grep -q $VERSION ; then
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echo "Pulling so-tcpreplay image"
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TRUSTED_CONTAINERS=("so-tcpreplay")
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mkdir -p /opt/so/log/tcpreplay
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update_docker_containers "tcpreplay" "" "" "/opt/so/log/tcpreplay/init.log"
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else
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echo "so-tcpreplay image exists."
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fi
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fi
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if is_sensor_node; then
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if ! is_manager_node; then
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echo "Attempting to start replay container. If this fails then you may need to run this command on the manager first."
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fi
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so-tcpreplay-start || fail "Unable to initialize tcpreplay"
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fi
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fi
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if is_sensor_node; then
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echo "Replaying PCAP(s) at ${REPLAYSPEED} Mbps on interface ${REPLAYIFACE}..."
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docker exec so-tcpreplay /usr/bin/bash -c "/usr/local/bin/tcpreplay -i ${REPLAYIFACE} -M${REPLAYSPEED} $@"
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echo "Replay completed. Warnings shown above are typically expected."
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elif is_manager_node; then
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echo "The sensor nodes in this grid can now replay traffic."
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else
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echo "Unable to replay traffic since this node is not a sensor node."
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fi
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