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wazuh-certs-tool.sh
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wazuh-certs-tool.sh
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#!/bin/bash
# Wazuh installer
# Copyright (C) 2015, Wazuh Inc.
#
# This program is a free software; you can redistribute it
# and/or modify it under the terms of the GNU General Public
# License (version 2) as published by the FSF - Free Software
# Foundation.
base_path="$(dirname "$(readlink -f "$0")")"
readonly base_path
readonly config_file="${base_path}/config.yml"
readonly logfile=""
cert_tmp_path="/tmp/wazuh-certificates"
debug=">> /dev/null 2>&1"
# ------------ certFunctions.sh ------------
function cert_cleanFiles() {
eval "rm -f ${cert_tmp_path}/*.csr ${debug}"
eval "rm -f ${cert_tmp_path}/*.srl ${debug}"
eval "rm -f ${cert_tmp_path}/*.conf ${debug}"
eval "rm -f ${cert_tmp_path}/admin-key-temp.pem ${debug}"
}
function cert_checkOpenSSL() {
if [ -z "$(command -v openssl)" ]; then
common_logger -e "OpenSSL not installed."
exit 1
fi
}
function cert_checkRootCA() {
if [[ -n ${rootca} || -n ${rootcakey} ]]; then
# Verify variables match keys
if [[ ${rootca} == *".key" ]]; then
ca_temp=${rootca}
rootca=${rootcakey}
rootcakey=${ca_temp}
fi
# Validate that files exist
if [[ -e ${rootca} ]]; then
eval "cp ${rootca} ${cert_tmp_path}/root-ca.pem ${debug}"
else
common_logger -e "The file ${rootca} does not exists"
cert_cleanFiles
exit 1
fi
if [[ -e ${rootcakey} ]]; then
eval "cp ${rootcakey} ${cert_tmp_path}/root-ca.key ${debug}"
else
common_logger -e "The file ${rootcakey} does not exists"
cert_cleanFiles
exit 1
fi
else
cert_generateRootCAcertificate
fi
}
function cert_generateAdmincertificate() {
eval "openssl genrsa -out ${cert_tmp_path}/admin-key-temp.pem 2048 ${debug}"
eval "openssl pkcs8 -inform PEM -outform PEM -in ${cert_tmp_path}/admin-key-temp.pem -topk8 -nocrypt -v1 PBE-SHA1-3DES -out ${cert_tmp_path}/admin-key.pem ${debug}"
eval "openssl req -new -key ${cert_tmp_path}/admin-key.pem -out ${cert_tmp_path}/admin.csr -batch -subj '/C=US/L=Texas/O=SOCFortress/OU=SOCFortress/CN=admin' ${debug}"
eval "openssl x509 -days 3650 -req -in ${cert_tmp_path}/admin.csr -CA ${cert_tmp_path}/root-ca.pem -CAkey ${cert_tmp_path}/root-ca.key -CAcreateserial -sha256 -out ${cert_tmp_path}/admin.pem ${debug}"
}
function cert_generateCertificateconfiguration() {
cat > "${cert_tmp_path}/${1}.conf" <<- EOF
[ req ]
prompt = no
default_bits = 2048
default_md = sha256
distinguished_name = req_distinguished_name
x509_extensions = v3_req
[req_distinguished_name]
C = US
L = Texas
O = SOCFortress
OU = SOCFortress
CN = cname
[ v3_req ]
authorityKeyIdentifier=keyid,issuer
basicConstraints = CA:FALSE
keyUsage = digitalSignature, nonRepudiation, keyEncipherment, dataEncipherment
subjectAltName = @alt_names
[alt_names]
IP.1 = ${2}
DNS.1 = ${1}
EOF
conf="$(awk '{sub("CN = cname", "CN = '"${1}"'")}1' "${cert_tmp_path}/${1}.conf")"
echo "${conf}" > "${cert_tmp_path}/${1}.conf"
if [ "${#@}" -gt 2 ]; then
for (( i=3; i<=${#@}; i++ )); do
isIP=$(echo "${!i}" | grep -P "^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$")
isDNS=$(echo "${!i}" | grep -P "^[a-zA-Z0-9][a-zA-Z0-9-]{1,61}[a-zA-Z0-9](?:\.[a-zA-Z-]{2,})+$" )
j=$((i-2))
if [ "${isIP}" ]; then
printf '%s\n' " IP.${j} = ${!i}" >> "${cert_tmp_path}/${1}.conf"
elif [ "${isDNS}" ]; then
printf '%s\n' " DNS.${j} = ${!i}" >> "${cert_tmp_path}/${1}.conf"
else
common_logger -e "Invalid IP or DNS ${!i}"
exit 1
fi
done
fi
}
function cert_generateIndexercertificates() {
if [ ${#indexer_node_names[@]} -gt 0 ]; then
common_logger -d "Creating the Wazuh indexer certificates."
for i in "${!indexer_node_names[@]}"; do
indexer_node_name=${indexer_node_names[$i]}
cert_generateCertificateconfiguration "${indexer_node_name}" "${indexer_node_ips[i]}"
eval "openssl req -new -nodes -newkey rsa:2048 -keyout ${cert_tmp_path}/${indexer_node_name}-key.pem -out ${cert_tmp_path}/${indexer_node_name}.csr -config ${cert_tmp_path}/${indexer_node_name}.conf -days 3650 ${debug}"
eval "openssl x509 -req -in ${cert_tmp_path}/${indexer_node_name}.csr -CA ${cert_tmp_path}/root-ca.pem -CAkey ${cert_tmp_path}/root-ca.key -CAcreateserial -out ${cert_tmp_path}/${indexer_node_name}.pem -extfile ${cert_tmp_path}/${indexer_node_name}.conf -extensions v3_req -days 3650 ${debug}"
done
else
return 1
fi
}
function cert_generateFilebeatcertificates() {
if [ ${#server_node_names[@]} -gt 0 ]; then
common_logger -d "Creating the Wazuh server certificates."
for i in "${!server_node_names[@]}"; do
server_name="${server_node_names[i]}"
j=$((i+1))
declare -a server_ips=(server_node_ip_"$j"[@])
cert_generateCertificateconfiguration "${server_name}" "${!server_ips}"
eval "openssl req -new -nodes -newkey rsa:2048 -keyout ${cert_tmp_path}/${server_name}-key.pem -out ${cert_tmp_path}/${server_name}.csr -config ${cert_tmp_path}/${server_name}.conf -days 3650 ${debug}"
eval "openssl x509 -req -in ${cert_tmp_path}/${server_name}.csr -CA ${cert_tmp_path}/root-ca.pem -CAkey ${cert_tmp_path}/root-ca.key -CAcreateserial -out ${cert_tmp_path}/${server_name}.pem -extfile ${cert_tmp_path}/${server_name}.conf -extensions v3_req -days 3650 ${debug}"
done
else
return 1
fi
}
function cert_generateDashboardcertificates() {
if [ ${#dashboard_node_names[@]} -gt 0 ]; then
common_logger -d "Creating the Wazuh dashboard certificates."
for i in "${!dashboard_node_names[@]}"; do
dashboard_node_name="${dashboard_node_names[i]}"
cert_generateCertificateconfiguration "${dashboard_node_name}" "${dashboard_node_ips[i]}"
eval "openssl req -new -nodes -newkey rsa:2048 -keyout ${cert_tmp_path}/${dashboard_node_name}-key.pem -out ${cert_tmp_path}/${dashboard_node_name}.csr -config ${cert_tmp_path}/${dashboard_node_name}.conf -days 3650 ${debug}"
eval "openssl x509 -req -in ${cert_tmp_path}/${dashboard_node_name}.csr -CA ${cert_tmp_path}/root-ca.pem -CAkey ${cert_tmp_path}/root-ca.key -CAcreateserial -out ${cert_tmp_path}/${dashboard_node_name}.pem -extfile ${cert_tmp_path}/${dashboard_node_name}.conf -extensions v3_req -days 3650 ${debug}"
done
else
return 1
fi
}
function cert_generateRootCAcertificate() {
common_logger -d "Creating the root certificate."
eval "openssl req -x509 -new -nodes -newkey rsa:2048 -keyout ${cert_tmp_path}/root-ca.key -out ${cert_tmp_path}/root-ca.pem -batch -subj '/OU=Wazuh/O=Wazuh/L=California/' -days 3650 ${debug}"
}
function cert_parseYaml() {
local prefix=$2
local separator=${3:-_}
local indexfix
# Detect awk flavor
if awk --version 2>&1 | grep -q "GNU Awk" ; then
# GNU Awk detected
indexfix=-1
elif awk -Wv 2>&1 | grep -q "mawk" ; then
# mawk detected
indexfix=0
fi
local s='[[:space:]]*' sm='[ \t]*' w='[a-zA-Z0-9_]*' fs=${fs:-$(echo @|tr @ '\034')} i=${i:- }
cat $1 2>/dev/null | \
awk -F$fs "{multi=0;
if(match(\$0,/$sm\|$sm$/)){multi=1; sub(/$sm\|$sm$/,\"\");}
if(match(\$0,/$sm>$sm$/)){multi=2; sub(/$sm>$sm$/,\"\");}
while(multi>0){
str=\$0; gsub(/^$sm/,\"\", str);
indent=index(\$0,str);
indentstr=substr(\$0, 0, indent+$indexfix) \"$i\";
obuf=\$0;
getline;
while(index(\$0,indentstr)){
obuf=obuf substr(\$0, length(indentstr)+1);
if (multi==1){obuf=obuf \"\\\\n\";}
if (multi==2){
if(match(\$0,/^$sm$/))
obuf=obuf \"\\\\n\";
else obuf=obuf \" \";
}
getline;
}
sub(/$sm$/,\"\",obuf);
print obuf;
multi=0;
if(match(\$0,/$sm\|$sm$/)){multi=1; sub(/$sm\|$sm$/,\"\");}
if(match(\$0,/$sm>$sm$/)){multi=2; sub(/$sm>$sm$/,\"\");}
}
print}" | \
sed -e "s|^\($s\)?|\1-|" \
-ne "s|^$s#.*||;s|$s#[^\"']*$||;s|^\([^\"'#]*\)#.*|\1|;t1;t;:1;s|^$s\$||;t2;p;:2;d" | \
sed -ne "s|,$s\]$s\$|]|" \
-e ":1;s|^\($s\)\($w\)$s:$s\(&$w\)\?$s\[$s\(.*\)$s,$s\(.*\)$s\]|\1\2: \3[\4]\n\1$i- \5|;t1" \
-e "s|^\($s\)\($w\)$s:$s\(&$w\)\?$s\[$s\(.*\)$s\]|\1\2: \3\n\1$i- \4|;" \
-e ":2;s|^\($s\)-$s\[$s\(.*\)$s,$s\(.*\)$s\]|\1- [\2]\n\1$i- \3|;t2" \
-e "s|^\($s\)-$s\[$s\(.*\)$s\]|\1-\n\1$i- \2|;p" | \
sed -ne "s|,$s}$s\$|}|" \
-e ":1;s|^\($s\)-$s{$s\(.*\)$s,$s\($w\)$s:$s\(.*\)$s}|\1- {\2}\n\1$i\3: \4|;t1" \
-e "s|^\($s\)-$s{$s\(.*\)$s}|\1-\n\1$i\2|;" \
-e ":2;s|^\($s\)\($w\)$s:$s\(&$w\)\?$s{$s\(.*\)$s,$s\($w\)$s:$s\(.*\)$s}|\1\2: \3 {\4}\n\1$i\5: \6|;t2" \
-e "s|^\($s\)\($w\)$s:$s\(&$w\)\?$s{$s\(.*\)$s}|\1\2: \3\n\1$i\4|;p" | \
sed -e "s|^\($s\)\($w\)$s:$s\(&$w\)\(.*\)|\1\2:\4\n\3|" \
-e "s|^\($s\)-$s\(&$w\)\(.*\)|\1- \3\n\2|" | \
sed -ne "s|^\($s\):|\1|" \
-e "s|^\($s\)\(---\)\($s\)||" \
-e "s|^\($s\)\(\.\.\.\)\($s\)||" \
-e "s|^\($s\)-$s[\"']\(.*\)[\"']$s\$|\1$fs$fs\2|p;t" \
-e "s|^\($s\)\($w\)$s:$s[\"']\(.*\)[\"']$s\$|\1$fs\2$fs\3|p;t" \
-e "s|^\($s\)-$s\(.*\)$s\$|\1$fs$fs\2|" \
-e "s|^\($s\)\($w\)$s:$s[\"']\?\(.*\)$s\$|\1$fs\2$fs\3|" \
-e "s|^\($s\)[\"']\?\([^&][^$fs]\+\)[\"']$s\$|\1$fs$fs$fs\2|" \
-e "s|^\($s\)[\"']\?\([^&][^$fs]\+\)$s\$|\1$fs$fs$fs\2|" \
-e "s|$s\$||p" | \
awk -F$fs "{
gsub(/\t/,\" \",\$1);
gsub(\"name: \", \"\");
if(NF>3){if(value!=\"\"){value = value \" \";}value = value \$4;}
else {
if(match(\$1,/^&/)){anchor[substr(\$1,2)]=full_vn;getline};
indent = length(\$1)/length(\"$i\");
vname[indent] = \$2;
value= \$3;
for (i in vname) {if (i > indent) {delete vname[i]; idx[i]=0}}
if(length(\$2)== 0){ vname[indent]= ++idx[indent] };
vn=\"\"; for (i=0; i<indent; i++) { vn=(vn)(vname[i])(\"$separator\")}
vn=\"$prefix\" vn;
full_vn=vn vname[indent];
if(vn==\"$prefix\")vn=\"$prefix$separator\";
if(vn==\"_\")vn=\"__\";
}
assignment[full_vn]=value;
if(!match(assignment[vn], full_vn))assignment[vn]=assignment[vn] \" \" full_vn;
if(match(value,/^\*/)){
ref=anchor[substr(value,2)];
if(length(ref)==0){
printf(\"%s=\\\"%s\\\"\n\", full_vn, value);
} else {
for(val in assignment){
if((length(ref)>0)&&index(val, ref)==1){
tmpval=assignment[val];
sub(ref,full_vn,val);
if(match(val,\"$separator\$\")){
gsub(ref,full_vn,tmpval);
} else if (length(tmpval) > 0) {
printf(\"%s=\\\"%s\\\"\n\", val, tmpval);
}
assignment[val]=tmpval;
}
}
}
} else if (length(value) > 0) {
printf(\"%s=\\\"%s\\\"\n\", full_vn, value);
}
}END{
for(val in assignment){
if(match(val,\"$separator\$\"))
printf(\"%s=\\\"%s\\\"\n\", val, assignment[val]);
}
}"
}
function cert_readConfig() {
if [ -f "${config_file}" ]; then
if [ ! -s "${config_file}" ]; then
common_logger -e "File ${config_file} is empty"
exit 1
fi
eval "$(cert_convertCRLFtoLF "${config_file}")"
eval "indexer_node_names=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+indexer[_]+[0-9]+=" | cut -d = -f 2 ) )"
eval "server_node_names=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+server[_]+[0-9]+=" | cut -d = -f 2 ) )"
eval "dashboard_node_names=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+dashboard[_]+[0-9]+=" | cut -d = -f 2) )"
eval "indexer_node_ips=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+indexer[_]+[0-9]+[_]+ip=" | cut -d = -f 2) )"
eval "server_node_ips=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+server[_]+[0-9]+[_]+ip=" | cut -d = -f 2) )"
eval "dashboard_node_ips=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+dashboard[_]+[0-9]+[_]+ip=" | cut -d = -f 2 ) )"
eval "server_node_types=( $(cert_parseYaml "${config_file}" | grep -E "nodes[_]+server[_]+[0-9]+[_]+node_type=" | cut -d = -f 2 ) )"
eval "number_server_ips=( $(cert_parseYaml "${config_file}" | grep -o -E 'nodes[_]+server[_]+[0-9]+[_]+ip' | sort -u | wc -l) )"
for i in $(seq 1 "${number_server_ips}"); do
nodes_server="nodes[_]+server[_]+${i}[_]+ip"
eval "server_node_ip_$i=( $( cert_parseYaml "${config_file}" | grep -E "${nodes_server}" | sed '/\./!d' | cut -d = -f 2 | sed -r 's/\s+//g') )"
done
unique_names=($(echo "${indexer_node_names[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
if [ "${#unique_names[@]}" -ne "${#indexer_node_names[@]}" ]; then
common_logger -e "Duplicated indexer node names."
exit 1
fi
unique_ips=($(echo "${indexer_node_ips[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
if [ "${#unique_ips[@]}" -ne "${#indexer_node_ips[@]}" ]; then
common_logger -e "Duplicated indexer node ips."
exit 1
fi
unique_names=($(echo "${server_node_names[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
if [ "${#unique_names[@]}" -ne "${#server_node_names[@]}" ]; then
common_logger -e "Duplicated Wazuh server node names."
exit 1
fi
unique_ips=($(echo "${server_node_ips[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
if [ "${#unique_ips[@]}" -ne "${#server_node_ips[@]}" ]; then
common_logger -e "Duplicated Wazuh server node ips."
exit 1
fi
unique_names=($(echo "${dashboard_node_names[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
if [ "${#unique_names[@]}" -ne "${#dashboard_node_names[@]}" ]; then
common_logger -e "Duplicated dashboard node names."
exit 1
fi
unique_ips=($(echo "${dashboard_node_ips[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
if [ "${#unique_ips[@]}" -ne "${#dashboard_node_ips[@]}" ]; then
common_logger -e "Duplicated dashboard node ips."
exit 1
fi
for i in "${server_node_types[@]}"; do
if ! echo "$i" | grep -ioq master && ! echo "$i" | grep -ioq worker; then
common_logger -e "Incorrect node_type $i must be master or worker"
exit 1
fi
done
if [ "${#server_node_names[@]}" -le 1 ]; then
if [ "${#server_node_types[@]}" -ne 0 ]; then
common_logger -e "The tag node_type can only be used with more than one Wazuh server."
exit 1
fi
elif [ "${#server_node_names[@]}" -gt "${#server_node_types[@]}" ]; then
common_logger -e "The tag node_type needs to be specified for all Wazuh server nodes."
exit 1
elif [ "${#server_node_names[@]}" -lt "${#server_node_types[@]}" ]; then
common_logger -e "Found extra node_type tags."
exit 1
elif [ "$(grep -io master <<< "${server_node_types[*]}" | wc -l)" -ne 1 ]; then
common_logger -e "Wazuh cluster needs a single master node."
exit 1
elif [ "$(grep -io worker <<< "${server_node_types[*]}" | wc -l)" -ne $(( ${#server_node_types[@]} - 1 )) ]; then
common_logger -e "Incorrect number of workers."
exit 1
fi
if [ "${#dashboard_node_names[@]}" -ne "${#dashboard_node_ips[@]}" ]; then
common_logger -e "Different number of dashboard node names and IPs."
exit 1
fi
else
common_logger -e "No configuration file found."
exit 1
fi
}
function cert_setpermisions() {
eval "chmod -R 744 ${cert_tmp_path} ${debug}"
}
function cert_convertCRLFtoLF() {
if [[ ! -d "/tmp/wazuh-install-files" ]]; then
mkdir "/tmp/wazuh-install-files"
fi
eval "chmod -R 755 /tmp/wazuh-install-files ${debug}"
eval "tr -d '\015' < $1 > /tmp/wazuh-install-files/new_config.yml"
eval "mv /tmp/wazuh-install-files/new_config.yml $1"
}
# ------------ certMain.sh ------------
function getHelp() {
echo -e ""
echo -e "NAME"
echo -e " wazuh-cert-tool.sh - Manages the creation of certificates of the Wazuh components."
echo -e ""
echo -e "SYNOPSIS"
echo -e " wazuh-cert-tool.sh [OPTIONS]"
echo -e ""
echo -e "DESCRIPTION"
echo -e " -a, --admin-certificates </path/to/root-ca.pem> </path/to/root-ca.key>"
echo -e " Creates the admin certificates, add root-ca.pem and root-ca.key."
echo -e ""
echo -e " -A, --all </path/to/root-ca.pem> </path/to/root-ca.key>"
echo -e " Creates certificates specified in config.yml and admin certificates. Add a root-ca.pem and root-ca.key or leave it empty so a new one will be created."
echo -e ""
echo -e " -ca, --root-ca-certificates"
echo -e " Creates the root-ca certificates."
echo -e ""
echo -e " -v, --verbose"
echo -e " Enables verbose mode."
echo -e ""
echo -e " -wd, --wazuh-dashboard-certificates </path/to/root-ca.pem> </path/to/root-ca.key>"
echo -e " Creates the Wazuh dashboard certificates, add root-ca.pem and root-ca.key."
echo -e ""
echo -e " -wi, --wazuh-indexer-certificates </path/to/root-ca.pem> </path/to/root-ca.key>"
echo -e " Creates the Wazuh indexer certificates, add root-ca.pem and root-ca.key."
echo -e ""
echo -e " -ws, --wazuh-server-certificates </path/to/root-ca.pem> </path/to/root-ca.key>"
echo -e " Creates the Wazuh server certificates, add root-ca.pem and root-ca.key."
echo -e ""
echo -e " -tmp, --cert_tmp_path </path/to/tmp_dir>"
echo -e " Modifies the default tmp directory (/tmp/wazuh-ceritificates) to the specified one."
echo -e " Must be used along with one of these options: -a, -A, -ca, -wi, -wd, -ws"
echo -e ""
exit 1
}
function main() {
umask 177
cert_checkOpenSSL
if [ -n "${1}" ]; then
while [ -n "${1}" ]
do
case "${1}" in
"-a"|"--admin-certificates")
if [[ -z "${2}" || -z "${3}" ]]; then
common_logger -e "Error on arguments. Probably missing </path/to/root-ca.pem> </path/to/root-ca.key> after -a|--admin-certificates"
getHelp
exit 1
else
cadmin=1
rootca="${2}"
rootcakey="${3}"
shift 3
fi
;;
"-A"|"--all")
if [[ -n "${2}" && "${2}" != "-v" && "${2}" != "-tmp" ]]; then
# Validate that the user has entered the 2 files
if [[ -z ${3} ]]; then
if [[ ${2} == *".key" ]]; then
common_logger -e "You have not entered a root-ca.pem"
exit 1
else
common_logger -e "You have not entered a root-ca.key"
exit 1
fi
fi
all=1
rootca="${2}"
rootcakey="${3}"
shift 3
else
all=1
shift 1
fi
;;
"-ca"|"--root-ca-certificate")
ca=1
shift 1
;;
"-h"|"--help")
getHelp
;;
"-v"|"--verbose")
debugEnabled=1
shift 1
;;
"-wd"|"--wazuh-dashboard-certificates")
if [[ -z "${2}" || -z "${3}" ]]; then
common_logger -e "Error on arguments. Probably missing </path/to/root-ca.pem> </path/to/root-ca.key> after -wd|--wazuh-dashboard-certificates"
getHelp
exit 1
else
cdashboard=1
rootca="${2}"
rootcakey="${3}"
shift 3
fi
;;
"-wi"|"--wazuh-indexer-certificates")
if [[ -z "${2}" || -z "${3}" ]]; then
common_logger -e "Error on arguments. Probably missing </path/to/root-ca.pem> </path/to/root-ca.key> after -wi|--wazuh-indexer-certificates"
getHelp
exit 1
else
cindexer=1
rootca="${2}"
rootcakey="${3}"
shift 3
fi
;;
"-ws"|"--wazuh-server-certificates")
if [[ -z "${2}" || -z "${3}" ]]; then
common_logger -e "Error on arguments. Probably missing </path/to/root-ca.pem> </path/to/root-ca.key> after -ws|--wazuh-server-certificates"
getHelp
exit 1
else
cserver=1
rootca="${2}"
rootcakey="${3}"
shift 3
fi
;;
"-tmp"|"--cert_tmp_path")
if [[ -n "${3}" || ( "${cadmin}" == 1 || "${all}" == 1 || "${ca}" == 1 || "${cdashboard}" == 1 || "${cindexer}" == 1 || "${cserver}" == 1 ) ]]; then
if [[ -z "${2}" || ! "${2}" == /* ]]; then
common_logger -e "Error on arguments. Probably missing </path/to/tmp_dir> or path does not start with '/'."
getHelp
exit 1
else
cert_tmp_path="${2}"
shift 2
fi
else
common_logger -e "Error: -tmp must be used along with one of these options: -a, -A, -ca, -wi, -wd, -ws"
getHelp
exit 1
fi
;;
*)
echo "Unknow option: ${1}"
getHelp
esac
done
if [[ -d "${base_path}"/wazuh-certificates ]]; then
if [ -n "$(ls -A "${base_path}"/wazuh-certificates)" ]; then
common_logger -e "Directory wazuh-certificates already exists in the same path as the script. Please, remove the certs directory to create new certificates."
exit 1
fi
fi
if [[ ! -d "${cert_tmp_path}" ]]; then
mkdir -p "${cert_tmp_path}"
chmod 744 "${cert_tmp_path}"
fi
cert_readConfig
if [ -n "${debugEnabled}" ]; then
debug="2>&1 | tee -a ${logfile}"
fi
if [[ -n "${cadmin}" ]]; then
cert_checkRootCA
cert_generateAdmincertificate
common_logger "Admin certificates created."
cert_cleanFiles
cert_setpermisions
eval "mv ${cert_tmp_path} ${base_path}/wazuh-certificates ${debug}"
fi
if [[ -n "${all}" ]]; then
cert_checkRootCA
cert_generateAdmincertificate
common_logger "Admin certificates created."
if cert_generateIndexercertificates; then
common_logger "Wazuh indexer certificates created."
fi
if cert_generateFilebeatcertificates; then
common_logger "Wazuh server certificates created."
fi
if cert_generateDashboardcertificates; then
common_logger "Wazuh dashboard certificates created."
fi
cert_cleanFiles
cert_setpermisions
eval "mv ${cert_tmp_path} ${base_path}/wazuh-certificates ${debug}"
fi
if [[ -n "${ca}" ]]; then
cert_generateRootCAcertificate
common_logger "Authority certificates created."
cert_cleanFiles
eval "mv ${cert_tmp_path} ${base_path}/wazuh-certificates ${debug}"
fi
if [[ -n "${cindexer}" ]]; then
if [ ${#indexer_node_names[@]} -gt 0 ]; then
cert_checkRootCA
cert_generateIndexercertificates
common_logger "Wazuh indexer certificates created."
cert_cleanFiles
cert_setpermisions
eval "mv ${cert_tmp_path} ${base_path}/wazuh-certificates ${debug}"
else
common_logger -e "Indexer node not present in config.yml."
exit 1
fi
fi
if [[ -n "${cserver}" ]]; then
if [ ${#server_node_names[@]} -gt 0 ]; then
cert_checkRootCA
cert_generateFilebeatcertificates
common_logger "Wazuh server certificates created."
cert_cleanFiles
cert_setpermisions
eval "mv ${cert_tmp_path} ${base_path}/wazuh-certificates ${debug}"
else
common_logger -e "Server node not present in config.yml."
exit 1
fi
fi
if [[ -n "${cdashboard}" ]]; then
if [ ${#dashboard_node_names[@]} -gt 0 ]; then
cert_checkRootCA
cert_generateDashboardcertificates
common_logger "Wazuh dashboard certificates created."
cert_cleanFiles
cert_setpermisions
eval "mv ${cert_tmp_path} ${base_path}/wazuh-certificates ${debug}"
else
common_logger -e "Dashboard node not present in config.yml."
exit 1
fi
fi
else
getHelp
fi
}
# ------------ certVariables.sh ------------
function common_logger() {
now=$(date +'%d/%m/%Y %H:%M:%S')
mtype="INFO:"
debugLogger=
nolog=
if [ -n "${1}" ]; then
while [ -n "${1}" ]; do
case ${1} in
"-e")
mtype="ERROR:"
shift 1
;;
"-w")
mtype="WARNING:"
shift 1
;;
"-d")
debugLogger=1
mtype="DEBUG:"
shift 1
;;
"-nl")
nolog=1
shift 1
;;
*)
message="${1}"
shift 1
;;
esac
done
fi
if [ -z "${debugLogger}" ] || { [ -n "${debugLogger}" ] && [ -n "${debugEnabled}" ]; }; then
if [ "$EUID" -eq 0 ] && [ -z "${nolog}" ]; then
printf "%s\n" "${now} ${mtype} ${message}" | tee -a ${logfile}
else
printf "%b\n" "${now} ${mtype} ${message}"
fi
fi
}
function common_checkRoot() {
if [ "$EUID" -ne 0 ]; then
echo "This script must be run as root."
exit 1;
fi
}
function common_checkInstalled() {
wazuh_installed=""
indexer_installed=""
filebeat_installed=""
dashboard_installed=""
if [ "${sys_type}" == "yum" ]; then
wazuh_installed=$(yum list installed 2>/dev/null | grep wazuh-manager)
elif [ "${sys_type}" == "apt-get" ]; then
wazuh_installed=$(apt list --installed 2>/dev/null | grep wazuh-manager)
fi
if [ -d "/var/ossec" ]; then
wazuh_remaining_files=1
fi
if [ "${sys_type}" == "yum" ]; then
indexer_installed=$(yum list installed 2>/dev/null | grep wazuh-indexer)
elif [ "${sys_type}" == "apt-get" ]; then
indexer_installed=$(apt list --installed 2>/dev/null | grep wazuh-indexer)
fi
if [ -d "/var/lib/wazuh-indexer/" ] || [ -d "/usr/share/wazuh-indexer" ] || [ -d "/etc/wazuh-indexer" ] || [ -f "${base_path}/search-guard-tlstool*" ]; then
indexer_remaining_files=1
fi
if [ "${sys_type}" == "yum" ]; then
filebeat_installed=$(yum list installed 2>/dev/null | grep filebeat)
elif [ "${sys_type}" == "apt-get" ]; then
filebeat_installed=$(apt list --installed 2>/dev/null | grep filebeat)
fi
if [ -d "/var/lib/filebeat/" ] || [ -d "/usr/share/filebeat" ] || [ -d "/etc/filebeat" ]; then
filebeat_remaining_files=1
fi
if [ "${sys_type}" == "yum" ]; then
dashboard_installed=$(yum list installed 2>/dev/null | grep wazuh-dashboard)
elif [ "${sys_type}" == "apt-get" ]; then
dashboard_installed=$(apt list --installed 2>/dev/null | grep wazuh-dashboard)
fi
if [ -d "/var/lib/wazuh-dashboard/" ] || [ -d "/usr/share/wazuh-dashboard" ] || [ -d "/etc/wazuh-dashboard" ] || [ -d "/run/wazuh-dashboard/" ]; then
dashboard_remaining_files=1
fi
}
function common_checkSystem() {
if [ -n "$(command -v yum)" ]; then
sys_type="yum"
sep="-"
elif [ -n "$(command -v apt-get)" ]; then
sys_type="apt-get"
sep="="
else
common_logger -e "Couldn'd find type of system"
exit 1
fi
}
function common_checkWazuhConfigYaml() {
filecorrect=$(cert_parseYaml "${config_file}" | grep -Ev '^#|^\s*$' | grep -Pzc "\A(\s*(nodes_indexer__name|nodes_indexer__ip|nodes_server__name|nodes_server__ip|nodes_server__node_type|nodes_dashboard__name|nodes_dashboard__ip)=.*?)+\Z")
if [[ "${filecorrect}" -ne 1 ]]; then
common_logger -e "The configuration file ${config_file} does not have a correct format."
exit 1
fi
}
function common_remove_gpg_key() {
if [ "${sys_type}" == "yum" ]; then
if { rpm -q gpg-pubkey --qf '%{NAME}-%{VERSION}-%{RELEASE}\t%{SUMMARY}\n' | grep "Wazuh"; } >/dev/null ; then
key=$(rpm -q gpg-pubkey --qf '%{NAME}-%{VERSION}-%{RELEASE}\t%{SUMMARY}\n' | grep "Wazuh Signing Key" | awk '{print $1}' )
rpm -e "${key}"
else
common_logger "Wazuh GPG key was not found in the system."
return 1
fi
elif [ "${sys_type}" == "apt-get" ]; then
if [ -f "/usr/share/keyrings/wazuh.gpg" ]; then
rm -rf "/usr/share/keyrings/wazuh.gpg"
else
common_logger "Wazuh GPG key was not found in the system"
return 1
fi
fi
}
main "$@"