Security for Elastic Stack (#196)

This commit is contained in:
AlfonsoRBJ
2019-07-08 14:02:19 +02:00
committed by Jesús Linares
parent d98ab1b4f3
commit 065b5bb5cf
21 changed files with 956 additions and 211 deletions
+32 -4
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@@ -1,8 +1,6 @@
# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
FROM docker.elastic.co/elasticsearch/elasticsearch:6.8.0
ENV ELASTICSEARCH_URL="http://elasticsearch:9200"
ENV ALERTS_SHARDS="1" \
ALERTS_REPLICAS="0"
@@ -15,6 +13,20 @@ ENV ENABLE_CONFIGURE_S3="false"
ENV TEMPLATE_VERSION=v3.9.2
# This CA is created for testing. Please set your own CA zip containing the key and the signed certificate.
# command: $ docker build <elasticsearch_directory> --build-arg SECURITY_CA_PEM_LOCATION=<CA_PEM_LOCATION> --build-arg SECURITY_CA_KEY_LOCATION=<CA_KEY_LOCATION>
# ENV variables are necessary: SECURITY_CA_PEM, SECURITY_CA_KEY, SECURITY_CA_TRUST, SECURITY_OPENSSL_CONF
# Example:
# ARG SECURITY_CA_PEM_LOCATION="config/server.TEST-CA-signed.pem"
# ARG SECURITY_CA_KEY_LOCATION="config/server.TEST-CA.key"
# ARG SECURITY_OPENSSL_CONF_LOCATION="config/TEST_openssl.cnf"
# ARG SECURITY_CA_TRUST_LOCATION="config/server.TEST-CA-signed.pem"
ARG SECURITY_CA_PEM_LOCATION=""
ARG SECURITY_CA_KEY_LOCATION=""
ARG SECURITY_OPENSSL_CONF_LOCATION=""
ARG SECURITY_CA_TRUST_LOCATION=""
# Elasticearch cluster configuration environment variables
# If ELASTIC_CLUSTER is set to "true" the following variables will be added to the Elasticsearch configuration
ENV ELASTIC_CLUSTER="false" \
@@ -31,6 +43,16 @@ ENV ELASTIC_CLUSTER="false" \
ADD https://raw.githubusercontent.com/wazuh/wazuh/$TEMPLATE_VERSION/extensions/elasticsearch/6.x/wazuh-template.json /usr/share/elasticsearch/config
# CA cert for Transport SSL
ADD $SECURITY_CA_PEM_LOCATION /usr/share/elasticsearch/config
ADD $SECURITY_CA_KEY_LOCATION /usr/share/elasticsearch/config
ADD $SECURITY_OPENSSL_CONF_LOCATION /usr/share/elasticsearch/config
ADD $SECURITY_CA_TRUST_LOCATION /usr/share/elasticsearch/config
RUN yum install openssl -y
RUN mkdir /entrypoint-scripts
COPY config/entrypoint.sh /entrypoint.sh
RUN chmod 755 /entrypoint.sh
@@ -44,8 +66,14 @@ RUN bin/elasticsearch-plugin install --batch https://artifacts.elastic.co/downlo
COPY config/configure_s3.sh ./config/configure_s3.sh
RUN chmod 755 ./config/configure_s3.sh
COPY --chown=elasticsearch:elasticsearch ./config/config_cluster.sh ./
RUN chmod +x ./config_cluster.sh
COPY --chown=elasticsearch:elasticsearch ./config/10-config_cluster.sh /entrypoint-scripts/10-config_cluster.sh
RUN chmod +x /entrypoint-scripts/10-config_cluster.sh
COPY --chown=elasticsearch:elasticsearch ./config/20-config_secure.sh /entrypoint-scripts/20-config_secure.sh
RUN chmod +x /entrypoint-scripts/10-config_cluster.sh
COPY --chown=elasticsearch:elasticsearch ./config/30-entrypoint.sh /entrypoint-scripts/30-entrypoint.sh
RUN chmod +x /entrypoint-scripts/30-entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]
CMD ["elasticsearch"]
+111
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@@ -0,0 +1,111 @@
#!/bin/bash
# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
elastic_config_file="/usr/share/elasticsearch/config/elasticsearch.yml"
##############################################################################
# Setup bootstrap password to chagne all Elastic Stack passwords.
# Set xpack.security.enabled to true. In Elastic 7 must add ssl options
##############################################################################
if [[ $SECURITY_ENABLED == "yes" ]]; then
echo "Creating certificate."
pushd /usr/share/elasticsearch/config/
echo "Setting configuration options."
# Create instances.yml for elasticsearch .p12 certificate and key
echo "
instances:
- name: \"elasticsearch\"
dns:
- $SECURITY_CERTIFICATE_DNS
" > instances.yml
# Change permissions and owner of ca
chown elasticsearch: /usr/share/elasticsearch/config/$SECURITY_CA_PEM
chmod 440 /usr/share/elasticsearch/config/$SECURITY_CA_PEM
# Genereate .p12 certificate and key
SECURITY_KEY_PASSPHRASE=`date +%s | sha256sum | base64 | head -c 32 ; echo`
/usr/share/elasticsearch/bin/elasticsearch-certutil csr --in instances.yml --out certs.zip --pass $SECURITY_KEY_PASSPHRASE
unzip certs.zip
rm certs.zip
# Change permissions and owner of certificates
chown -R elasticsearch: /usr/share/elasticsearch/config/elasticsearch
chmod -R 770 /usr/share/elasticsearch/config/elasticsearch
chmod 400 /usr/share/elasticsearch/config/elasticsearch/elasticsearch.csr
# Prepare directories for openssl
mkdir /root/ca
mkdir /root/ca/certs /root/ca/crl /root/ca/newcerts /root/ca/private
chmod 700 /root/ca/private
touch /root/ca/index.txt
echo 1000 > /root/ca/serial
mkdir /root/ca/intermediate
mkdir /root/ca/intermediate/certs /root/ca/intermediate/crl /root/ca/intermediate/csr /root/ca/intermediate/newcerts /root/ca/intermediate/private
chmod 700 /root/ca/intermediate/private
touch /root/ca/intermediate/index.txt
echo 1000 > /root/ca/intermediate/serial
echo 1000 > /root/ca/intermediate/crlnumber
if [[ "x${SECURITY_CREDENTIALS_FILE}" == "x" ]]; then
openssl ca -batch -config $SECURITY_OPENSSL_CONF -in elasticsearch/elasticsearch.csr -cert $SECURITY_CA_PEM -keyfile $SECURITY_CA_KEY -key $SECURITY_CA_PASSPHRASE -out elasticsearch.cert.pem
else
input=${SECURITY_CREDENTIALS_FILE}
CA_PASSPHRASE_FROM_FILE=""
while IFS= read -r line
do
if [[ $line == *"CA_PASSPHRASE"* ]]; then
arrIN=(${line//:/ })
CA_PASSPHRASE_FROM_FILE=${arrIN[1]}
fi
done < "$input"
openssl ca -batch -config $SECURITY_OPENSSL_CONF -in elasticsearch/elasticsearch.csr -cert $SECURITY_CA_PEM -keyfile $SECURITY_CA_KEY -key $CA_PASSPHRASE_FROM_FILE -out elasticsearch.cert.pem
fi
chmod 440 /usr/share/elasticsearch/config/elasticsearch.cert.pem
# remove CA key
rm $SECURITY_CA_KEY
popd
echo "Setting configuration options."
# Settings for elasticsearch.yml
echo "
# Required to set the passwords and TLS options
xpack.security.enabled: true
xpack.security.transport.ssl.enabled: true
xpack.security.transport.ssl.verification_mode: certificate
xpack.security.transport.ssl.key: /usr/share/elasticsearch/config/elasticsearch/elasticsearch.key
xpack.security.transport.ssl.certificate: /usr/share/elasticsearch/config/elasticsearch.cert.pem
xpack.security.transport.ssl.certificate_authorities: [\"/usr/share/elasticsearch/config/$SECURITY_CA_TRUST\"]
# HTTP layer
xpack.security.http.ssl.enabled: true
xpack.security.http.ssl.verification_mode: certificate
xpack.security.http.ssl.key: /usr/share/elasticsearch/config/elasticsearch/elasticsearch.key
xpack.security.http.ssl.certificate: /usr/share/elasticsearch/config/elasticsearch.cert.pem
xpack.security.http.ssl.certificate_authorities: [\"/usr/share/elasticsearch/config/$SECURITY_CA_TRUST\"]
" >> $elastic_config_file
# Create keystore
/usr/share/elasticsearch/bin/elasticsearch-keystore create
# Add keys to keystore
echo -e "$SECURITY_KEY_PASSPHRASE" | /usr/share/elasticsearch/bin/elasticsearch-keystore add xpack.security.transport.ssl.secure_key_passphrase --stdin
echo -e "$SECURITY_KEY_PASSPHRASE" | /usr/share/elasticsearch/bin/elasticsearch-keystore add xpack.security.http.ssl.secure_key_passphrase --stdin
fi
+70
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@@ -0,0 +1,70 @@
#!/bin/bash
# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
# For more information https://github.com/elastic/elasticsearch-docker/blob/6.8.0/build/elasticsearch/bin/docker-entrypoint.sh
set -e
# Files created by Elasticsearch should always be group writable too
umask 0002
run_as_other_user_if_needed() {
if [[ "$(id -u)" == "0" ]]; then
# If running as root, drop to specified UID and run command
exec chroot --userspec=1000 / "${@}"
else
# Either we are running in Openshift with random uid and are a member of the root group
# or with a custom --user
exec "${@}"
fi
}
#Disabling xpack features
elasticsearch_config_file="/usr/share/elasticsearch/config/elasticsearch.yml"
if grep -Fq "#xpack features" "$elasticsearch_config_file" ;
then
declare -A CONFIG_MAP=(
[xpack.ml.enabled]=$XPACK_ML
)
for i in "${!CONFIG_MAP[@]}"
do
if [ "${CONFIG_MAP[$i]}" != "" ]; then
sed -i 's/.'"$i"'.*/'"$i"': '"${CONFIG_MAP[$i]}"'/' $elasticsearch_config_file
fi
done
else
echo "
#xpack features
xpack.ml.enabled: $XPACK_ML
" >> $elasticsearch_config_file
fi
# Run load settings script.
bash /usr/share/elasticsearch/load_settings.sh &
# Execute elasticsearch
if [[ $SECURITY_ENABLED == "yes" ]]; then
echo "Change Elastic password"
if [[ "x${SECURITY_CREDENTIALS_FILE}" == "x" ]]; then
run_as_other_user_if_needed echo "$SECURITY_ELASTIC_PASSWORD" | elasticsearch-keystore add -xf 'bootstrap.password'
else
input=${SECURITY_CREDENTIALS_FILE}
ELASTIC_PASSWORD_FROM_FILE=""
while IFS= read -r line
do
if [[ $line == *"ELASTIC_PASSWORD"* ]]; then
arrIN=(${line//:/ })
ELASTIC_PASSWORD_FROM_FILE=${arrIN[1]}
fi
done < "$input"
run_as_other_user_if_needed echo "$ELASTIC_PASSWORD_FROM_FILE" | elasticsearch-keystore add -xf 'bootstrap.password'
fi
echo "Elastic password changed"
fi
run_as_other_user_if_needed /usr/share/elasticsearch/bin/elasticsearch
+132
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@@ -0,0 +1,132 @@
# OpenSSL intermediate CA configuration file.
# Copy to `/root/ca/intermediate/openssl.cnf`.
[ ca ]
# `man ca`
default_ca = CA_default
[ CA_default ]
# Directory and file locations.
dir = /root/ca/intermediate
certs = $dir/certs
crl_dir = $dir/crl
new_certs_dir = $dir/newcerts
database = $dir/index.txt
serial = $dir/serial
RANDFILE = $dir/private/.rand
# The root key and root certificate.
private_key = $dir/private/intermediate.key.pem
certificate = $dir/certs/intermediate.cert.pem
# For certificate revocation lists.
crlnumber = $dir/crlnumber
crl = $dir/crl/intermediate.crl.pem
crl_extensions = crl_ext
default_crl_days = 30
# SHA-1 is deprecated, so use SHA-2 instead.
default_md = sha256
name_opt = ca_default
cert_opt = ca_default
default_days = 375
preserve = no
policy = policy_loose
[ policy_strict ]
# The root CA should only sign intermediate certificates that match.
# See the POLICY FORMAT section of `man ca`.
countryName = match
stateOrProvinceName = match
organizationName = match
organizationalUnitName = optional
commonName = supplied
emailAddress = optional
[ policy_loose ]
# Allow the intermediate CA to sign a more diverse range of certificates.
# See the POLICY FORMAT section of the `ca` man page.
countryName = optional
stateOrProvinceName = optional
localityName = optional
organizationName = optional
organizationalUnitName = optional
commonName = supplied
emailAddress = optional
[ req ]
# Options for the `req` tool (`man req`).
default_bits = 2048
distinguished_name = req_distinguished_name
string_mask = utf8only
# SHA-1 is deprecated, so use SHA-2 instead.
default_md = sha256
# Extension to add when the -x509 option is used.
x509_extensions = v3_ca
[ req_distinguished_name ]
# See <https://en.wikipedia.org/wiki/Certificate_signing_request>.
countryName = Country Name (2 letter code)
stateOrProvinceName = State or Province Name
localityName = Locality Name
0.organizationName = Organization Name
organizationalUnitName = Organizational Unit Name
commonName = Common Name
emailAddress = Email Address
# Optionally, specify some defaults.
countryName_default = GB
stateOrProvinceName_default = England
localityName_default =
0.organizationName_default = Alice Ltd
organizationalUnitName_default =
emailAddress_default =
[ v3_ca ]
# Extensions for a typical CA (`man x509v3_config`).
subjectKeyIdentifier = hash
authorityKeyIdentifier = keyid:always,issuer
basicConstraints = critical, CA:true
keyUsage = critical, digitalSignature, cRLSign, keyCertSign
[ v3_intermediate_ca ]
# Extensions for a typical intermediate CA (`man x509v3_config`).
subjectKeyIdentifier = hash
authorityKeyIdentifier = keyid:always,issuer
basicConstraints = critical, CA:true, pathlen:0
keyUsage = critical, digitalSignature, cRLSign, keyCertSign
[ usr_cert ]
# Extensions for client certificates (`man x509v3_config`).
basicConstraints = CA:FALSE
nsCertType = client, email
nsComment = "OpenSSL Generated Client Certificate"
subjectKeyIdentifier = hash
authorityKeyIdentifier = keyid,issuer
keyUsage = critical, nonRepudiation, digitalSignature, keyEncipherment
extendedKeyUsage = clientAuth, emailProtection
[ server_cert ]
# Extensions for server certificates (`man x509v3_config`).
basicConstraints = CA:FALSE
nsCertType = server
nsComment = "OpenSSL Generated Server Certificate"
subjectKeyIdentifier = hash
authorityKeyIdentifier = keyid,issuer:always
keyUsage = critical, digitalSignature, keyEncipherment
extendedKeyUsage = serverAuth
[ crl_ext ]
# Extension for CRLs (`man x509v3_config`).
authorityKeyIdentifier=keyid:always
[ ocsp ]
# Extension for OCSP signing certificates (`man ocsp`).
basicConstraints = CA:FALSE
subjectKeyIdentifier = hash
authorityKeyIdentifier = keyid,issuer
keyUsage = critical, digitalSignature
extendedKeyUsage = critical, OCSPSigning
+32 -2
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@@ -2,6 +2,36 @@
set -e
##############################################################################
# If Secure access to Kibana is enabled, we must set the credentials for
# monitoring
##############################################################################
ELASTIC_PASS=""
if [[ "x${SECURITY_CREDENTIALS_FILE}" == "x" ]]; then
ELASTIC_PASS=${SECURITY_ELASTIC_PASSWORD}
else
input=${SECURITY_CREDENTIALS_FILE}
while IFS= read -r line
do
if [[ $line == *"ELASTIC_PASSWORD"* ]]; then
arrIN=(${line//:/ })
ELASTIC_PASS=${arrIN[1]}
fi
done < "$input"
fi
if [ ${SECURITY_ENABLED} != "no" ]; then
auth="-u elastic:${ELASTIC_PASS} -k"
else
auth=""
fi
# Check number of arguments passed to configure_s3.sh. If it is different from 4 or 5, the process will finish with error.
# param 1: number of arguments passed to configure_s3.sh
@@ -35,7 +65,7 @@ function CreateRepo()
if [ $1 == 5 ];then
version="$6"
else
version=`curl -s $elastic_ip_port | grep number | cut -d"\"" -f4 | cut -c1`
version=`curl ${auth} -s $elastic_ip_port | grep number | cut -d"\"" -f4 | cut -c1`
fi
if ! [[ "$version" =~ ^[0-9]+$ ]];then
@@ -46,7 +76,7 @@ function CreateRepo()
repository="$repository_name-$version"
s3_path="$path/$version"
curl -X PUT "$elastic_ip_port/_snapshot/$repository" -H 'Content-Type: application/json' -d'
curl ${auth} -X PUT "$elastic_ip_port/_snapshot/$repository" -H 'Content-Type: application/json' -d'
{
"type": "s3",
"settings": {
+4 -48
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@@ -1,52 +1,8 @@
#!/bin/bash
# Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
# For more information https://github.com/elastic/elasticsearch-docker/blob/6.8.0/build/elasticsearch/bin/docker-entrypoint.sh
# It will run every .sh script located in entrypoint-scripts folder in lexicographical order
for script in `ls /entrypoint-scripts/*.sh | sort -n`; do
bash "$script"
set -e
# Files created by Elasticsearch should always be group writable too
umask 0002
run_as_other_user_if_needed() {
if [[ "$(id -u)" == "0" ]]; then
# If running as root, drop to specified UID and run command
exec chroot --userspec=1000 / "${@}"
else
# Either we are running in Openshift with random uid and are a member of the root group
# or with a custom --user
exec "${@}"
fi
}
#Disabling xpack features
elasticsearch_config_file="/usr/share/elasticsearch/config/elasticsearch.yml"
if grep -Fq "#xpack features" "$elasticsearch_config_file";
then
declare -A CONFIG_MAP=(
[xpack.ml.enabled]=$XPACK_ML
)
for i in "${!CONFIG_MAP[@]}"
do
if [ "${CONFIG_MAP[$i]}" != "" ]; then
sed -i 's/.'"$i"'.*/'"$i"': '"${CONFIG_MAP[$i]}"'/' $elasticsearch_config_file
fi
done
else
echo "
#xpack features
xpack.ml.enabled: $XPACK_ML
" >> $elasticsearch_config_file
fi
# Run load settings script.
./config_cluster.sh
./load_settings.sh &
# Execute elasticsearch
run_as_other_user_if_needed /usr/share/elasticsearch/bin/elasticsearch
done
+132 -11
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@@ -3,15 +3,88 @@
set -e
el_url=${ELASTICSEARCH_URL}
if [[ "x${ELASTICSEARCH_PROTOCOL}" = "x" || "x${ELASTICSEARCH_IP}" = "x" || "x${ELASTICSEARCH_PORT}" = "x" ]]; then
el_url="http://elasticsearch:9200"
else
el_url="${ELASTICSEARCH_PROTOCOL}://${ELASTICSEARCH_IP}:${ELASTICSEARCH_PORT}"
fi
if [ "x${WAZUH_API_URL}" = "x" ]; then
if [[ "x${WAZUH_API_URL}" = "x" ]]; then
wazuh_url="https://wazuh"
else
wazuh_url="${WAZUH_API_URL}"
fi
if [ ${ENABLED_XPACK} != "true" || "x${ELASTICSEARCH_USERNAME}" = "x" || "x${ELASTICSEARCH_PASSWORD}" = "x" ]; then
ELASTIC_PASS=""
KIBANA_USER=""
KIBANA_PASS=""
LOGSTASH_USER=""
LOGSTASH_PASS=""
ADMIN_USER=""
ADMIN_PASS=""
WAZH_API_USER=""
WAZH_API_PASS=""
MONITORING_USER=""
MONITORING_PASS=""
if [[ "x${SECURITY_CREDENTIALS_FILE}" == "x" ]]; then
ELASTIC_PASS=${SECURITY_ELASTIC_PASSWORD}
KIBANA_USER=${SECURITY_KIBANA_USER}
KIBANA_PASS=${SECURITY_KIBANA_PASS}
LOGSTASH_USER=${SECURITY_LOGSTASH_USER}
LOGSTASH_PASS=${SECURITY_LOGSTASH_PASS}
ADMIN_USER=${SECURITY_ADMIN_USER}
ADMIN_PASS=${SECURITY_ADMIN_PASS}
WAZH_API_USER=${API_USER}
WAZH_API_PASS=${API_PASS}
MONITORING_USER=${SECURITY_MONITORING_USER}
MONITORING_PASS=${SECURITY_MONITORING_PASS}
else
input=${SECURITY_CREDENTIALS_FILE}
while IFS= read -r line
do
if [[ $line == *"ELASTIC_PASSWORD"* ]]; then
arrIN=(${line//:/ })
ELASTIC_PASS=${arrIN[1]}
elif [[ $line == *"KIBANA_USER"* ]]; then
arrIN=(${line//:/ })
KIBANA_USER=${arrIN[1]}
elif [[ $line == *"KIBANA_PASSWORD"* ]]; then
arrIN=(${line//:/ })
KIBANA_PASS=${arrIN[1]}
elif [[ $line == *"LOGSTASH_USER"* ]]; then
arrIN=(${line//:/ })
LOGSTASH_USER=${arrIN[1]}
elif [[ $line == *"LOGSTASH_PASSWORD"* ]]; then
arrIN=(${line//:/ })
LOGSTASH_PASS=${arrIN[1]}
elif [[ $line == *"ADMIN_USER"* ]]; then
arrIN=(${line//:/ })
ADMIN_USER=${arrIN[1]}
elif [[ $line == *"ADMIN_PASSWORD"* ]]; then
arrIN=(${line//:/ })
ADMIN_PASS=${arrIN[1]}
elif [[ $line == *"WAZUH_API_USER"* ]]; then
arrIN=(${line//:/ })
WAZH_API_USER=${arrIN[1]}
elif [[ $line == *"WAZUH_API_PASSWORD"* ]]; then
arrIN=(${line//:/ })
WAZH_API_PASS=${arrIN[1]}
elif [[ $line == *"MONITORING_USER"* ]]; then
arrIN=(${line//:/ })
MONITORING_USER=${arrIN[1]}
elif [[ $line == *"MONITORING_PASSWORD"* ]]; then
arrIN=(${line//:/ })
MONITORING_PASS=${arrIN[1]}
fi
done < "$input"
fi
if [ ${SECURITY_ENABLED} != "no" ]; then
auth="-uelastic:${ELASTIC_PASS} -k"
elif [ ${ENABLED_XPACK} != "true" || "x${ELASTICSEARCH_USERNAME}" = "x" || "x${ELASTICSEARCH_PASSWORD}" = "x" ]; then
auth=""
else
auth="--user ${ELASTICSEARCH_USERNAME}:${ELASTICSEARCH_PASSWORD}"
@@ -27,15 +100,14 @@ done
if [ $ENABLE_CONFIGURE_S3 ]; then
#Wait for Elasticsearch to be ready to create the repository
sleep 10
IP_PORT="${ELASTICSEARCH_IP}:${ELASTICSEARCH_PORT}"
if [ "x$S3_PATH" != "x" ]; then
if [ "x$S3_PATH" != "x" ]; then
if [ "x$S3_ELASTIC_MAJOR" != "x" ]; then
./config/configure_s3.sh $IP_PORT $S3_BUCKET_NAME $S3_PATH $S3_REPOSITORY_NAME $S3_ELASTIC_MAJOR
if [ "x$S3_ELASTIC_MAJOR" != "x" ]; then
bash /usr/share/elasticsearch/config/configure_s3.sh $el_url $S3_BUCKET_NAME $S3_PATH $S3_REPOSITORY_NAME $S3_ELASTIC_MAJOR
else
./config/configure_s3.sh $IP_PORT $S3_BUCKET_NAME $S3_PATH $S3_REPOSITORY_NAME
bash /usr/share/elasticsearch/config/configure_s3.sh $el_url $S3_BUCKET_NAME $S3_PATH $S3_REPOSITORY_NAME
fi
@@ -43,6 +115,48 @@ if [ $ENABLE_CONFIGURE_S3 ]; then
fi
##############################################################################
# Setup passwords for Elastic Stack users
##############################################################################
if [[ $SECURITY_ENABLED == "yes" ]]; then
MY_HOSTNAME=`hostname`
echo "Hostname:"
echo $MY_HOSTNAME
if [[ $SECURITY_MAIN_NODE == $MY_HOSTNAME ]]; then
echo "Setting up passwords for all Elastic Stack users"
echo "Setting remote monitoring password"
SECURITY_REMOTE_USER_PASS=`date +%s | sha256sum | base64 | head -c 16 ; echo`
until curl -u elastic:${ELASTIC_PASS} -k -XPUT -H 'Content-Type: application/json' 'https://localhost:9200/_xpack/security/user/remote_monitoring_user/_password ' -d '{ "password":"'$SECURITY_REMOTE_USER_PASS'" }'; do
>&2 echo "Unavailable password seeting- sleeping"
sleep 2
done
echo "Setting Kibana password"
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' 'https://localhost:9200/_xpack/security/role/service_wazuh_app ' -d ' { "indices": [ { "names": [ ".kibana*", ".reporting*", ".monitoring*" ], "privileges": ["read"] }, { "names": [ "wazuh-monitoring*", ".wazuh*" ], "privileges": ["all"] } , { "names": [ "wazuh-alerts*" ], "privileges": ["read", "view_index_metadata"] } ] }'
sleep 5
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' "https://localhost:9200/_xpack/security/user/$KIBANA_USER" -d '{ "password":"'$KIBANA_PASS'", "roles" : [ "kibana_system", "service_wazuh_app"], "full_name" : "Service Internal Kibana User" }'
echo "Setting APM password"
SECURITY_APM_SYSTEM_PASS=`date +%s | sha256sum | base64 | head -c 16 ; echo`
curl -u elastic:${ELASTIC_PASS} -k -XPUT -H 'Content-Type: application/json' 'https://localhost:9200/_xpack/security/user/apm_system/_password ' -d '{ "password":"'$SECURITY_APM_SYSTEM_PASS'" }'
echo "Setting Beats password"
SECURITY_BEATS_SYSTEM_PASS=`date +%s | sha256sum | base64 | head -c 16 ; echo`
curl -u elastic:${ELASTIC_PASS} -k -XPUT -H 'Content-Type: application/json' 'https://localhost:9200/_xpack/security/user/beats_system/_password ' -d '{ "password":"'$SECURITY_BEATS_SYSTEM_PASS'" }'
echo "Setting Logstash password"
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' 'https://localhost:9200/_xpack/security/role/service_logstash_writer ' -d '{ "cluster": ["manage_index_templates", "monitor", "manage_ilm"], "indices": [ { "names": [ "*" ], "privileges": ["write","delete","create_index","manage","manage_ilm"] } ] }'
sleep 5
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' "https://localhost:9200/_xpack/security/user/$LOGSTASH_USER" -d '{ "password":"'$LOGSTASH_PASS'", "roles" : [ "service_logstash_writer"], "full_name" : "Service Internal Logstash User" }'
echo "Passwords established for all Elastic Stack users"
echo "Creating Admin user"
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' "https://localhost:9200/_xpack/security/user/$ADMIN_USER" -d '{ "password":"'$ADMIN_PASS'", "roles" : [ "superuser"], "full_name" : "Wazuh admin" }'
echo "Admin user created"
echo "Setting monitoring user"
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' 'https://localhost:9200/_xpack/security/role/service_monitoring_reader ' -d '{ "cluster": ["manage", "monitor"], "indices": [ { "names": [ "*" ], "privileges": ["write","create_index","manage","read", "index"] } ] }'
sleep 5
curl -u elastic:${ELASTIC_PASS} -k -XPOST -H 'Content-Type: application/json' "https://localhost:9200/_xpack/security/user/$MONITORING_USER" -d '{ "password":"'$MONITORING_PASS'", "roles" : [ "service_monitoring_reader", "snapshot_user"], "full_name" : "Service Internal Monitoring User" }'
fi
fi
#Insert default templates
sed -i 's| "index.refresh_interval": "5s"| "index.refresh_interval": "5s", "number_of_shards" : '"${ALERTS_SHARDS}"', "number_of_replicas" : '"${ALERTS_REPLICAS}"'|' /usr/share/elasticsearch/config/wazuh-template.json
@@ -51,8 +165,8 @@ cat /usr/share/elasticsearch/config/wazuh-template.json | curl -XPUT "$el_url/_t
sleep 5
API_PASS_Q=`echo "$API_PASS" | tr -d '"'`
API_USER_Q=`echo "$API_USER" | tr -d '"'`
API_PASS_Q=`echo "$WAZH_API_PASS" | tr -d '"'`
API_USER_Q=`echo "$WAZH_API_USER" | tr -d '"'`
API_PASSWORD=`echo -n $API_PASS_Q | base64`
echo "Setting API credentials into Wazuh APP"
@@ -96,7 +210,7 @@ curl -XPUT "$el_url/_cluster/settings" ${auth} -H 'Content-Type: application/jso
'
# Set cluster delayed timeout when node falls
curl -X PUT "$el_url/_all/_settings" -H 'Content-Type: application/json' -d'
curl -X PUT "$el_url/_all/_settings" ${auth} -H 'Content-Type: application/json' -d'
{
"settings": {
"index.unassigned.node_left.delayed_timeout": "'"$CLUSTER_DELAYED_TIMEOUT"'"
@@ -104,5 +218,12 @@ curl -X PUT "$el_url/_all/_settings" -H 'Content-Type: application/json' -d'
}
'
# Remove credentials file.
if [[ "x${SECURITY_CREDENTIALS_FILE}" == "x" ]]; then
echo "Security credentials file not used. Nothing to do."
else
shred -zvu ${SECURITY_CREDENTIALS_FILE}
fi
echo "Elasticsearch is ready."