forked from wazuh/wazuh-docker
Add Wazuh dashboard ad manager entrypoint configuration
This commit is contained in:
Victor Carlos Erenu
@@ -1,93 +1,77 @@
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#!/usr/bin/env bash
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# Wazuh Docker Copyright (C) 2017, Wazuh Inc. (License GPLv2)
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set -e
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#!/bin/bash
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umask 0002
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# Copyright OpenSearch Contributors
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# SPDX-License-Identifier: Apache-2.0
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export USER=wazuh-indexer
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export INSTALLATION_DIR=/usr/share/wazuh-indexer
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export OPENSEARCH_PATH_CONF=${INSTALLATION_DIR}/config
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export JAVA_HOME=${INSTALLATION_DIR}/jdk
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export DISCOVERY=$(grep -oP "(?<=discovery.type: ).*" ${OPENSEARCH_PATH_CONF}/opensearch.yml)
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export CACERT=$(grep -oP "(?<=plugins.security.ssl.transport.pemtrustedcas_filepath: ).*" ${OPENSEARCH_PATH_CONF}/opensearch.yml)
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export CERT="${OPENSEARCH_PATH_CONF}/certs/admin.pem"
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export KEY="${OPENSEARCH_PATH_CONF}/certs/admin-key.pem"
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# This script specify the entrypoint startup actions for opensearch
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# It will start both opensearch and performance analyzer plugin cli
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# If either process failed, the entire docker container will be removed
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# in favor of a newly started container
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# Export OpenSearch Home
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export OPENSEARCH_HOME=/usr/share/wazuh-indexer
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export OPENSEARCH_PATH_CONF=$OPENSEARCH_HOME/config
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export PATH=$OPENSEARCH_HOME/bin:$PATH
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# The virtual file /proc/self/cgroup should list the current cgroup
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# membership. For each hierarchy, you can follow the cgroup path from
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# this file to the cgroup filesystem (usually /sys/fs/cgroup/) and
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# introspect the statistics for the cgroup for the given
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# hierarchy. Alas, Docker breaks this by mounting the container
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# statistics at the root while leaving the cgroup paths as the actual
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# paths. Therefore, OpenSearch provides a mechanism to override
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# reading the cgroup path from /proc/self/cgroup and instead uses the
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# cgroup path defined the JVM system property
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# opensearch.cgroups.hierarchy.override. Therefore, we set this value here so
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# that cgroup statistics are available for the container this process
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# will run in.
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export OPENSEARCH_JAVA_OPTS="-Dopensearch.cgroups.hierarchy.override=/ $OPENSEARCH_JAVA_OPTS"
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# Start up the opensearch and performance analyzer agent processes.
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# When either of them halts, this script exits, or we receive a SIGTERM or SIGINT signal then we want to kill both these processes.
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function runOpensearch {
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# Files created by OpenSearch should always be group writable too
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umask 0002
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if [[ "$(id -u)" == "0" ]]; then
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echo "Wazuh indexer cannot run as root. Please start your container as another user."
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exit 1
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fi
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# Parse Docker env vars to customize Wazuh indexer / OpenSearch configuration
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#
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# e.g. Setting the env var cluster.name=testcluster
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# will cause Wazuh indexer to be invoked with -Ecluster.name=testcluster
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opensearch_opts=()
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while IFS='=' read -r envvar_key envvar_value
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do
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# OpenSearch settings need to have at least two dot separated lowercase
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# words, e.g. `cluster.name`, except for `processors` which we handle
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# specially
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if [[ "$envvar_key" =~ ^[a-z0-9_]+\.[a-z0-9_]+ || "$envvar_key" == "processors" ]]; then
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if [[ ! -z $envvar_value ]]; then
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opensearch_opt="-E${envvar_key}=${envvar_value}"
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opensearch_opts+=("${opensearch_opt}")
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fi
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fi
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done < <(env)
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# Start opensearch
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exec "$@" "${opensearch_opts[@]}"
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run_as_other_user_if_needed() {
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if [[ "$(id -u)" == "0" ]]; then
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# If running as root, drop to specified UID and run command
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exec chroot --userspec=1000:0 / "${@}"
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else
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# Either we are running in Openshift with random uid and are a member of the root group
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# or with a custom --user
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exec "${@}"
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fi
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}
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# Allow user specify custom CMD, maybe bin/opensearch itself
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# for example to directly specify `-E` style parameters for opensearch on k8s
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# or simply to run /bin/bash to check the image
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if [[ "$1" != "opensearchwrapper" ]]; then
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if [[ "$(id -u)" == "0" && $(basename "$1") == "opensearch" ]]; then
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# Rewrite CMD args to replace $1 with `opensearch` explicitly,
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# Without this, user could specify `opensearch -E x.y=z` but
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# `bin/opensearch -E x.y=z` would not work.
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set -- "opensearch" "${@:2}"
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# Use chroot to switch to UID 1000 / GID 0
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exec chroot --userspec=1000:0 / "$@"
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else
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# User probably wants to run something else, like /bin/bash, with another uid forced (Openshift?)
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# Prepend "opensearch" command if no argument was provided or if the first
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# argument looks like a flag (i.e. starts with a dash).
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if [ $# -eq 0 ] || [ "${1:0:1}" = '-' ]; then
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set -- opensearch "$@"
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fi
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if [ "$1" = "opensearch" ]; then
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# If the first argument is opensearch, then run the setup script.
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runOpensearch "$@"
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else
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# Otherwise, just exec the command.
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exec "$@"
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fi
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fi
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# Allow environment variables to be set by creating a file with the
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# contents, and setting an environment variable with the suffix _FILE to
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# point to it. This can be used to provide secrets to a container, without
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# the values being specified explicitly when running the container.
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#
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# This is also sourced in opensearch-env, and is only needed here
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# as well because we use INDEXER_PASSWORD below. Sourcing this script
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# is idempotent.
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source /usr/share/wazuh-indexer/bin/opensearch-env-from-file
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if [[ -f bin/opensearch-users ]]; then
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# Check for the INDEXER_PASSWORD environment variable to set the
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# bootstrap password for Security.
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#
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# This is only required for the first node in a cluster with Security
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# enabled, but we have no way of knowing which node we are yet. We'll just
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# honor the variable if it's present.
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if [[ -n "$INDEXER_PASSWORD" ]]; then
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[[ -f /usr/share/wazuh-indexer/opensearch.keystore ]] || (run_as_other_user_if_needed opensearch-keystore create)
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if ! (run_as_other_user_if_needed opensearch-keystore has-passwd --silent) ; then
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# keystore is unencrypted
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if ! (run_as_other_user_if_needed opensearch-keystore list | grep -q '^bootstrap.password$'); then
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(run_as_other_user_if_needed echo "$INDEXER_PASSWORD" | opensearch-keystore add -x 'bootstrap.password')
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fi
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else
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# keystore requires password
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if ! (run_as_other_user_if_needed echo "$KEYSTORE_PASSWORD" \
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| opensearch-keystore list | grep -q '^bootstrap.password$') ; then
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COMMANDS="$(printf "%s\n%s" "$KEYSTORE_PASSWORD" "$INDEXER_PASSWORD")"
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(run_as_other_user_if_needed echo "$COMMANDS" | opensearch-keystore add -x 'bootstrap.password')
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fi
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fi
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fi
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fi
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if [[ "$(id -u)" == "0" ]]; then
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# If requested and running as root, mutate the ownership of bind-mounts
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if [[ -n "$TAKE_FILE_OWNERSHIP" ]]; then
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chown -R 1000:0 /usr/share/wazuh-indexer/{data,logs}
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fi
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fi
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#if [[ "$DISCOVERY" == "single-node" ]] && [[ ! -f "/var/lib/wazuh-indexer/.flag" ]]; then
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# run securityadmin.sh for single node with CACERT, CERT and KEY parameter
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# nohup /securityadmin.sh &
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# touch "/var/lib/wazuh-indexer/.flag"
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#fi
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run_as_other_user_if_needed /usr/share/wazuh-indexer/bin/opensearch <<<"$KEYSTORE_PASSWORD"
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fi
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