mirror of
https://github.com/wazuh/wazuh-docker.git
synced 2025-11-04 05:53:16 +00:00
Wazuh image improvements (#188)
This commit is contained in:
Mayte Ariza
committed by
Jesús Linares
Jesús Linares
parent
c077b496bd
commit
d98ab1b4f3
106
wazuh/Dockerfile
106
wazuh/Dockerfile
@@ -1,55 +1,43 @@
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# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
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FROM phusion/baseimage:latest
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# Arguments
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ARG FILEBEAT_VERSION=6.8.0
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ARG WAZUH_VERSION=3.9.2-1
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# Environment variables
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ENV API_USER="foo" \
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API_PASS="bar"
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# Set repositories.
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RUN set -x && echo "deb https://packages.wazuh.com/3.x/apt/ stable main" | tee /etc/apt/sources.list.d/wazuh.list && \
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# Install packages
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RUN set -x && \
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echo "deb https://packages.wazuh.com/3.x/apt/ stable main" | tee /etc/apt/sources.list.d/wazuh.list && \
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curl -s https://packages.wazuh.com/key/GPG-KEY-WAZUH | apt-key add - && \
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curl --silent --location https://deb.nodesource.com/setup_8.x | bash - && \
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echo "postfix postfix/mailname string wazuh-manager" | debconf-set-selections && \
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echo "postfix postfix/main_mailer_type string 'Internet Site'" | debconf-set-selections && \
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groupadd -g 1000 ossec && useradd -u 1000 -g 1000 -d /var/ossec ossec
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groupadd -g 1000 ossec && \
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useradd -u 1000 -g 1000 -d /var/ossec ossec && \
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add-apt-repository universe && \
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apt-get update && \
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apt-get upgrade -y -o Dpkg::Options::="--force-confold" && \
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apt-get --no-install-recommends --no-install-suggests -y install openssl apt-transport-https vim expect python-boto python-pip python-cryptography && \
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apt-get --no-install-recommends --no-install-suggests -y install postfix bsd-mailx mailutils libsasl2-2 ca-certificates libsasl2-modules && \
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apt-get --no-install-recommends --no-install-suggests -y install wazuh-manager=${WAZUH_VERSION} && \
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apt-get --no-install-recommends --no-install-suggests -y install nodejs wazuh-api=${WAZUH_VERSION} && \
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apt-get clean && \
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rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
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rm -f /var/ossec/logs/alerts/*/*/* && \
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rm -f /var/ossec/logs/archives/*/*/* && \
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rm -f /var/ossec/logs/firewall/*/*/* && \
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rm -f /var/ossec/logs/api/*/*/* && \
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rm -f /var/ossec/logs/cluster/*/*/* && \
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rm -f /var/ossec/logs/ossec/*/*/* && \
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rm /var/ossec/var/run/* && \
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curl -L -O https://artifacts.elastic.co/downloads/beats/filebeat/filebeat-${FILEBEAT_VERSION}-amd64.deb && \
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dpkg -i filebeat-${FILEBEAT_VERSION}-amd64.deb && rm -f filebeat-${FILEBEAT_VERSION}-amd64.deb
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RUN add-apt-repository universe && apt-get update && apt-get upgrade -y -o Dpkg::Options::="--force-confold" && \
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apt-get --no-install-recommends --no-install-suggests -y install openssl postfix bsd-mailx python-boto python-pip \
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apt-transport-https vim expect nodejs python-cryptography mailutils libsasl2-modules wazuh-manager=${WAZUH_VERSION} \
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wazuh-api=${WAZUH_VERSION} && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && rm -f \
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/var/ossec/logs/alerts/*/*/* && rm -f /var/ossec/logs/archives/*/*/* && rm -f /var/ossec/logs/firewall/*/*/* && rm -f \
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/var/ossec/logs/api/*/*/* && rm -f /var/ossec/logs/cluster/*/*/* && rm -f /var/ossec/logs/ossec/*/*/*
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# Adding first run script and entrypoint
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COPY config/data_dirs.env /data_dirs.env
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COPY config/init.bash /init.bash
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RUN mkdir /entrypoint-scripts
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COPY config/entrypoint.sh /entrypoint.sh
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COPY config/00-wazuh.sh /entrypoint-scripts/00-wazuh.sh
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# Sync calls are due to https://github.com/docker/docker/issues/9547
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RUN chmod 755 /init.bash && \
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sync && /init.bash && \
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sync && rm /init.bash && \
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curl -L -O https://artifacts.elastic.co/downloads/beats/filebeat/filebeat-${FILEBEAT_VERSION}-amd64.deb &&\
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dpkg -i filebeat-${FILEBEAT_VERSION}-amd64.deb && rm -f filebeat-${FILEBEAT_VERSION}-amd64.deb && \
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chmod 755 /entrypoint.sh && \
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chmod 755 /entrypoint-scripts/00-wazuh.sh
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COPY config/filebeat.yml /etc/filebeat/
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RUN chmod go-w /etc/filebeat/filebeat.yml
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# Setting volumes
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VOLUME ["/var/ossec/data"]
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VOLUME ["/etc/filebeat"]
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VOLUME ["/etc/postfix"]
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VOLUME ["/var/lib/filebeat"]
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# Services ports
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EXPOSE 55000/tcp 1514/udp 1515/tcp 514/udp 1516/tcp
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# Adding services
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# Services
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RUN mkdir /etc/service/wazuh && \
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mkdir /etc/service/wazuh-api && \
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mkdir /etc/service/postfix && \
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@@ -65,6 +53,44 @@ RUN chmod +x /etc/service/wazuh-api/run && \
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chmod +x /etc/service/postfix/run && \
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chmod +x /etc/service/filebeat/run
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# Copy configuration files from repository
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COPY config/filebeat.yml /etc/filebeat/
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RUN chmod go-w /etc/filebeat/filebeat.yml
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# Prepare permanent data
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# Sync calls are due to https://github.com/docker/docker/issues/9547
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COPY config/permanent_data.env /permanent_data.env
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COPY config/permanent_data.sh /permanent_data.sh
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RUN chmod 755 /permanent_data.sh && \
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sync && \
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/permanent_data.sh && \
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sync && \
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rm /permanent_data.sh
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# Expose ports
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EXPOSE 55000/tcp 1514/udp 1515/tcp 514/udp 1516/tcp
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# Setting volumes
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# Once we declared a volume in the Dockerfile, changes made to that path will have no effect. In other words, any changes made
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# to the these paths from here to the end of the Dockerfile will not be taken into account when mounting the volume.
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VOLUME ["/var/ossec/api/configuration"]
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VOLUME ["/var/ossec/etc"]
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VOLUME ["/var/ossec/logs"]
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VOLUME ["/var/ossec/queue"]
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VOLUME ["/var/ossec/var/multigroups"]
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VOLUME ["/etc/filebeat"]
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VOLUME ["/etc/postfix"]
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VOLUME ["/var/lib/filebeat"]
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# Prepare entrypoint scripts
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# Entrypoint scripts must be added to the entrypoint-scripts directory
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RUN mkdir /entrypoint-scripts
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COPY config/entrypoint.sh /entrypoint.sh
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COPY config/00-wazuh.sh /entrypoint-scripts/00-wazuh.sh
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RUN chmod 755 /entrypoint.sh && \
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chmod 755 /entrypoint-scripts/00-wazuh.sh
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# Run all services
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ENTRYPOINT ["/entrypoint.sh"]
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@@ -1,26 +1,18 @@
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#!/bin/bash
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# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
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#
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# OSSEC container bootstrap. See the README for information of the environment
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# variables expected by this script.
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#
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#
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#
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# Startup the services
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#
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source /data_dirs.env
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FIRST_TIME_INSTALLATION=false
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# Variables
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source /permanent_data.env
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WAZUH_INSTALL_PATH=/var/ossec
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DATA_PATH=${WAZUH_INSTALL_PATH}/data
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WAZUH_CONFIG_MOUNT=/wazuh-config-mount
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AUTO_ENROLLMENT_ENABLED=${AUTO_ENROLLMENT_ENABLED:-true}
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API_GENERATE_CERTS=${API_GENERATE_CERTS:-true}
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##############################################################################
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# Aux functions
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##############################################################################
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print() {
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echo -e $1
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}
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@@ -39,83 +31,117 @@ exec_cmd_stdout() {
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eval $1 2>&1 || error_and_exit "$1"
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}
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##############################################################################
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# Edit configuration
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##############################################################################
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edit_configuration() { # $1 -> setting, $2 -> value
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sed -i "s/^config.$1\s=.*/config.$1 = \"$2\";/g" "${DATA_PATH}/api/configuration/config.js" || error_and_exit "sed (editing configuration)"
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sed -i "s/^config.$1\s=.*/config.$1 = \"$2\";/g" "${WAZUH_INSTALL_PATH}/api/configuration/config.js" || error_and_exit "sed (editing configuration)"
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}
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for ossecdir in "${DATA_DIRS[@]}"; do
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if [ ! -e "${DATA_PATH}/${ossecdir}" ]
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then
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print "Installing ${ossecdir}"
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exec_cmd "mkdir -p $(dirname ${DATA_PATH}/${ossecdir})"
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exec_cmd "cp -pr /var/ossec/${ossecdir}-template ${DATA_PATH}/${ossecdir}"
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FIRST_TIME_INSTALLATION=true
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##############################################################################
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# This function will attempt to mount every directory in PERMANENT_DATA
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# into the respective path.
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# If the path is empty means permanent data volume is also empty, so a backup
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# will be copied into it. Otherwise it will not be copied because there is
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# already data inside the volume for the specified path.
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##############################################################################
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mount_permanent_data() {
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for permanent_dir in "${PERMANENT_DATA[@]}"; do
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# Check if the path is not empty
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if find ${permanent_dir} -mindepth 1 | read; then
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print "The path ${permanent_dir} is already mounted"
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else
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print "Installing ${permanent_dir}"
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exec_cmd "cp -a ${WAZUH_INSTALL_PATH}/data_tmp/permanent${permanent_dir}/. ${permanent_dir}"
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fi
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done
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done
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}
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if [ -e ${WAZUH_INSTALL_PATH}/etc-template ]
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then
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cp -p /var/ossec/etc-template/internal_options.conf /var/ossec/etc/internal_options.conf
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fi
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rm /var/ossec/queue/db/.template.db
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##############################################################################
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# This function will replace from the permanent data volume every file
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# contained in PERMANENT_DATA_EXCP
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# Some files as 'internal_options.conf' are saved as permanent data, but
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# they must be updated to work properly if wazuh version is changed.
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##############################################################################
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touch ${DATA_PATH}/process_list
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chgrp ossec ${DATA_PATH}/process_list
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chmod g+rw ${DATA_PATH}/process_list
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AUTO_ENROLLMENT_ENABLED=${AUTO_ENROLLMENT_ENABLED:-true}
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API_GENERATE_CERTS=${API_GENERATE_CERTS:-true}
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if [ $FIRST_TIME_INSTALLATION == true ]
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then
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if [ $AUTO_ENROLLMENT_ENABLED == true ]
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then
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if [ ! -e ${DATA_PATH}/etc/sslmanager.key ]
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apply_exclusion_data() {
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for exclusion_file in "${PERMANENT_DATA_EXCP[@]}"; do
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if [ -e ${WAZUH_INSTALL_PATH}/data_tmp/exclusion/${exclusion_file} ]
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then
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print "Updating ${exclusion_file}"
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exec_cmd "cp -p ${WAZUH_INSTALL_PATH}/data_tmp/exclusion/${exclusion_file} ${exclusion_file}"
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fi
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done
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}
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##############################################################################
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# This function will delete from the permanent data volume every file
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# contained in PERMANENT_DATA_DEL
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##############################################################################
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remove_data_files() {
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for del_file in "${PERMANENT_DATA_DEL[@]}"; do
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print "Removing ${del_file}"
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exec_cmd "rm ${del_file}"
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done
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}
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##############################################################################
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# Create certificates: Manager
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##############################################################################
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create_ossec_key_cert() {
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print "Creating ossec-authd key and cert"
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exec_cmd "openssl genrsa -out ${DATA_PATH}/etc/sslmanager.key 4096"
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exec_cmd "openssl req -new -x509 -key ${DATA_PATH}/etc/sslmanager.key -out ${DATA_PATH}/etc/sslmanager.cert -days 3650 -subj /CN=${HOSTNAME}/"
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fi
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fi
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if [ $API_GENERATE_CERTS == true ]
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then
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if [ ! -e ${DATA_PATH}/api/configuration/ssl/server.crt ]
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then
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exec_cmd "openssl genrsa -out ${WAZUH_INSTALL_PATH}/etc/sslmanager.key 4096"
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exec_cmd "openssl req -new -x509 -key ${WAZUH_INSTALL_PATH}/etc/sslmanager.key -out ${WAZUH_INSTALL_PATH}/etc/sslmanager.cert -days 3650 -subj /CN=${HOSTNAME}/"
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}
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##############################################################################
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# Create certificates: API
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##############################################################################
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create_api_key_cert() {
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print "Enabling Wazuh API HTTPS"
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edit_configuration "https" "yes"
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print "Create Wazuh API key and cert"
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exec_cmd "openssl genrsa -out ${DATA_PATH}/api/configuration/ssl/server.key 4096"
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exec_cmd "openssl req -new -x509 -key ${DATA_PATH}/api/configuration/ssl/server.key -out ${DATA_PATH}/api/configuration/ssl/server.crt -days 3650 -subj /CN=${HOSTNAME}/"
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fi
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fi
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fi
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exec_cmd "openssl genrsa -out ${WAZUH_INSTALL_PATH}/api/configuration/ssl/server.key 4096"
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exec_cmd "openssl req -new -x509 -key ${WAZUH_INSTALL_PATH}/api/configuration/ssl/server.key -out ${WAZUH_INSTALL_PATH}/api/configuration/ssl/server.crt -days 3650 -subj /CN=${HOSTNAME}/"
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# Granting proper permissions
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chmod 400 ${WAZUH_INSTALL_PATH}/api/configuration/ssl/server.key
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chmod 400 ${WAZUH_INSTALL_PATH}/api/configuration/ssl/server.crt
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}
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##############################################################################
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# Copy all files from $WAZUH_CONFIG_MOUNT to $DATA_PATH and respect
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# Copy all files from $WAZUH_CONFIG_MOUNT to $WAZUH_INSTALL_PATH and respect
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# destination files permissions
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#
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# For example, to mount the file /var/ossec/data/etc/ossec.conf, mount it at
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# $WAZUH_CONFIG_MOUNT/etc/ossec.conf in your container and this code will
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# replace the ossec.conf file in /var/ossec/data/etc with yours.
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##############################################################################
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if [ -e "$WAZUH_CONFIG_MOUNT" ]
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then
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print "Identified Wazuh configuration files to mount..."
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exec_cmd_stdout "cp --verbose -r $WAZUH_CONFIG_MOUNT/* $DATA_PATH"
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else
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mount_files() {
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if [ -e "$WAZUH_CONFIG_MOUNT" ]
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then
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print "Identified Wazuh configuration files to mount..."
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exec_cmd_stdout "cp --verbose -r $WAZUH_CONFIG_MOUNT/* $WAZUH_INSTALL_PATH"
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else
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print "No Wazuh configuration files to mount..."
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fi
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fi
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}
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##############################################################################
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# Stop OSSEC
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##############################################################################
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function ossec_shutdown(){
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${WAZUH_INSTALL_PATH}/bin/ossec-control stop;
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}
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# Trap exit signals and do a proper shutdown
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trap "ossec_shutdown; exit" SIGINT SIGTERM
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chmod -R g+rw ${DATA_PATH}
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##############################################################################
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# Interpret any passed arguments (via docker command to this entrypoint) as
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# paths or commands, and execute them.
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@@ -123,29 +149,87 @@ chmod -R g+rw ${DATA_PATH}
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# This can be useful for actions that need to be run before the services are
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# started, such as "/var/ossec/bin/ossec-control enable agentless".
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##############################################################################
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for CUSTOM_COMMAND in "$@"
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do
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docker_custom_args() {
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for CUSTOM_COMMAND in "$@"
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do
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echo "Executing command \`${CUSTOM_COMMAND}\`"
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exec_cmd_stdout "${CUSTOM_COMMAND}"
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done
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done
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}
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##############################################################################
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# Change Wazuh API user credentials.
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##############################################################################
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pushd /var/ossec/api/configuration/auth/
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echo "Change Wazuh API user credentials"
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change_user="node htpasswd -b -c user $API_USER $API_PASS"
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eval $change_user
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popd
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change_api_user_credentials() {
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pushd /var/ossec/api/configuration/auth/
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echo "Change Wazuh API user credentials"
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change_user="node htpasswd -b -c user $API_USER $API_PASS"
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eval $change_user
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popd
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}
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##############################################################################
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# Customize filebeat output ip
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##############################################################################
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if [ "$FILEBEAT_OUTPUT" != "" ]; then
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sed -i "s/logstash:5000/$FILEBEAT_OUTPUT:5000/" /etc/filebeat/filebeat.yml
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fi
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custom_filebeat_output_ip() {
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if [ "$FILEBEAT_OUTPUT" != "" ]; then
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sed -i "s/logstash:5000/$FILEBEAT_OUTPUT:5000/" /etc/filebeat/filebeat.yml
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fi
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}
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##############################################################################
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# Main function
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##############################################################################
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main() {
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# Mount permanent data (i.e. ossec.conf)
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mount_permanent_data
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# Restore files stored in permanent data that are not permanent (i.e. internal_options.conf)
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apply_exclusion_data
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# Remove some files in permanent_data (i.e. .template.db)
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remove_data_files
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# Generate ossec-authd certs if AUTO_ENROLLMENT_ENABLED is true and does not exist
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if [ $AUTO_ENROLLMENT_ENABLED == true ]
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then
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if [ ! -e ${WAZUH_INSTALL_PATH}/etc/sslmanager.key ]
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then
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create_ossec_key_cert
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fi
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fi
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# Generate API certs if API_GENERATE_CERTS is true and does not exist
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if [ $API_GENERATE_CERTS == true ]
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then
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if [ ! -e ${WAZUH_INSTALL_PATH}/api/configuration/ssl/server.crt ]
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then
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create_api_key_cert
|
||||
fi
|
||||
fi
|
||||
|
||||
# Mount selected files (WAZUH_CONFIG_MOUNT) to container
|
||||
mount_files
|
||||
|
||||
# Trap exit signals and do a proper shutdown
|
||||
trap "ossec_shutdown; exit" SIGINT SIGTERM
|
||||
|
||||
# Execute custom args
|
||||
docker_custom_args
|
||||
|
||||
# Change API user credentials
|
||||
change_api_user_credentials
|
||||
|
||||
# Update filebeat configuration
|
||||
custom_filebeat_output_ip
|
||||
|
||||
# Delete temporary data folder
|
||||
rm -rf ${WAZUH_INSTALL_PATH}/data_tmp
|
||||
}
|
||||
|
||||
main
|
||||
|
||||
@@ -1,15 +0,0 @@
|
||||
i=0
|
||||
DATA_DIRS[((i++))]="api/configuration"
|
||||
DATA_DIRS[((i++))]="etc"
|
||||
DATA_DIRS[((i++))]="logs"
|
||||
DATA_DIRS[((i++))]="queue/db"
|
||||
DATA_DIRS[((i++))]="queue/rootcheck"
|
||||
DATA_DIRS[((i++))]="queue/agent-groups"
|
||||
DATA_DIRS[((i++))]="queue/agent-info"
|
||||
DATA_DIRS[((i++))]="queue/agents-timestamp"
|
||||
DATA_DIRS[((i++))]="queue/agentless"
|
||||
DATA_DIRS[((i++))]="queue/cluster"
|
||||
DATA_DIRS[((i++))]="queue/rids"
|
||||
DATA_DIRS[((i++))]="queue/fts"
|
||||
DATA_DIRS[((i++))]="var/multigroups"
|
||||
export DATA_DIRS
|
||||
@@ -4,7 +4,6 @@
|
||||
# It will run every .sh script located in entrypoint-scripts folder in lexicographical order
|
||||
for script in `ls /entrypoint-scripts/*.sh | sort -n`; do
|
||||
bash "$script"
|
||||
|
||||
done
|
||||
|
||||
##############################################################################
|
||||
|
||||
@@ -1,13 +0,0 @@
|
||||
#!/bin/bash
|
||||
# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
|
||||
|
||||
#
|
||||
# Initialize the custom data directory layout
|
||||
#
|
||||
source /data_dirs.env
|
||||
|
||||
cd /var/ossec
|
||||
for ossecdir in "${DATA_DIRS[@]}"; do
|
||||
mv ${ossecdir} ${ossecdir}-template
|
||||
ln -s $(realpath --relative-to=$(dirname ${ossecdir}) data)/${ossecdir} ${ossecdir}
|
||||
done
|
||||
20
wazuh/config/permanent_data.env
Normal file
20
wazuh/config/permanent_data.env
Normal file
@@ -0,0 +1,20 @@
|
||||
# Permanent data mounted in volumes
|
||||
i=0
|
||||
PERMANENT_DATA[((i++))]="/var/ossec/api/configuration"
|
||||
PERMANENT_DATA[((i++))]="/var/ossec/etc"
|
||||
PERMANENT_DATA[((i++))]="/var/ossec/logs"
|
||||
PERMANENT_DATA[((i++))]="/var/ossec/queue"
|
||||
PERMANENT_DATA[((i++))]="/var/ossec/var/multigroups"
|
||||
PERMANENT_DATA[((i++))]="/etc/filebeat"
|
||||
PERMANENT_DATA[((i++))]="/etc/postfix"
|
||||
export PERMANENT_DATA
|
||||
|
||||
# Files mounted in a volume that should not be permanent
|
||||
i=0
|
||||
PERMANENT_DATA_EXCP[((i++))]="/var/ossec/etc/internal_options.conf"
|
||||
export PERMANENT_DATA_EXCP
|
||||
|
||||
# Files mounted in a volume that should be deleted
|
||||
i=0
|
||||
PERMANENT_DATA_DEL[((i++))]="/var/ossec/queue/db/.template.db"
|
||||
export PERMANENT_DATA_DEL
|
||||
40
wazuh/config/permanent_data.sh
Normal file
40
wazuh/config/permanent_data.sh
Normal file
@@ -0,0 +1,40 @@
|
||||
#!/bin/bash
|
||||
# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
|
||||
|
||||
# Variables
|
||||
source /permanent_data.env
|
||||
|
||||
WAZUH_INSTALL_PATH=/var/ossec
|
||||
DATA_TMP_PATH=${WAZUH_INSTALL_PATH}/data_tmp
|
||||
mkdir ${DATA_TMP_PATH}
|
||||
|
||||
# Move exclusion files to EXCLUSION_PATH
|
||||
EXCLUSION_PATH=${DATA_TMP_PATH}/exclusion
|
||||
mkdir ${EXCLUSION_PATH}
|
||||
|
||||
for exclusion_file in "${PERMANENT_DATA_EXCP[@]}"; do
|
||||
# Create the directory for the exclusion file if it does not exist
|
||||
if [ ! -e ${EXCLUSION_PATH}/${exclusion_file} ]
|
||||
then
|
||||
DIR=$(dirname "${exclusion_file}")
|
||||
mkdir -p ${EXCLUSION_PATH}/${DIR}
|
||||
fi
|
||||
|
||||
mv ${exclusion_file} ${EXCLUSION_PATH}/${exclusion_file}
|
||||
done
|
||||
|
||||
# Move permanent files to PERMANENT_PATH
|
||||
PERMANENT_PATH=${DATA_TMP_PATH}/permanent
|
||||
mkdir ${PERMANENT_PATH}
|
||||
|
||||
for permanent_dir in "${PERMANENT_DATA[@]}"; do
|
||||
# Create the directory for the permanent file if it does not exist
|
||||
if [ ! -e ${PERMANENT_PATH}${permanent_dir} ]
|
||||
then
|
||||
DIR=$(dirname "${permanent_dir}")
|
||||
mkdir -p ${PERMANENT_PATH}${DIR}
|
||||
fi
|
||||
|
||||
mv ${permanent_dir} ${PERMANENT_PATH}${permanent_dir}
|
||||
|
||||
done
|
||||
@@ -1,4 +1,4 @@
|
||||
#!/bin/sh
|
||||
service wazuh-api start
|
||||
tail -f /var/ossec/data/logs/api.log
|
||||
tail -f /var/ossec/logs/api.log
|
||||
|
||||
|
||||
@@ -1,4 +1,4 @@
|
||||
#!/bin/sh
|
||||
service wazuh-manager start
|
||||
tail -f /var/ossec/data/logs/ossec.log
|
||||
tail -f /var/ossec/logs/ossec.log
|
||||
|
||||
|
||||
Reference in New Issue
Block a user