HIRS/package/linux/db/db_create.sh
iadgovuser26 iadgovuser26@empire.eclipse.ncsc.mil 2398e1b1b0 fixed mariadb permission on Rocky 9
2024-07-26 10:59:22 -04:00

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#!/bin/bash
#
###############################################################################
# HIRS DB creation
# Environment variables used:
# a. HIRS_MYSQL_ROOT_PWD: Set this variable if mysql root password is already set
# b. HIRS_DB_PWD: Set the pwd if default password to hirs_db user needs to be changed
################################################################################
LOG_FILE=$1
DB_LOG_FILE="/var/log/mariadb/mariadb.log"
PKI_PASS=$2
UNATTENDED=$3
RSA_PATH=rsa_3k_sha384_certs
ECC_PATH=ecc_512_sha384_certs
# Capture location of the script to allow from invocation from any location
SCRIPT_DIR=$( dirname -- "$( readlink -f -- "$0"; )"; )
SPRING_PROP_FILE="/etc/hirs/aca/application.properties"
ACA_PROP_FILE="/etc/hirs/aca/aca.properties"
DB_ADMIN_PWD=""
# Db Configuration fileis, use RHELpaths as default
DB_SRV_CONF="/etc/my.cnf.d/mariadb-server.cnf"
DB_CLIENT_CONF="/etc/my.cnf.d/client.cnf"
# Default Server Side Certificates
SSL_DB_SRV_CHAIN="/etc/hirs/certificates/HIRS/rsa_3k_sha384_certs/HIRS_rsa_3k_sha384_Cert_Chain.pem";
SSL_DB_SRV_CERT="/etc/hirs/certificates/HIRS/rsa_3k_sha384_certs/HIRS_db_srv_rsa_3k_sha384.pem";
SSL_DB_SRV_KEY="/etc/hirs/certificates/HIRS/rsa_3k_sha384_certs/HIRS_db_srv_rsa_3k_sha384.key";
# Default Client Side Certificates
SSL_DB_CLIENT_CHAIN="/etc/hirs/certificates/HIRS/rsa_3k_sha384_certs/HIRS_rsa_3k_sha384_Cert_Chain.pem";
SSL_DB_CLIENT_CERT="/etc/hirs/certificates/HIRS/rsa_3k_sha384_certs/HIRS_db_client_rsa_3k_sha384.pem";
SSL_DB_CLIENT_KEY="/etc/hirs/certificates/HIRS/rsa_3k_sha384_certs/HIRS_db_client_rsa_3k_sha384.key";
# Make sure required paths exist
mkdir -p /etc/hirs/aca/
mkdir -p /var/log/hirs/
source $ACA_PROP_FILE
source $SCRIPT_DIR/mysql_util.sh
source /etc/os-release
# Setup distro specifc paths and variables
if [ $ID = "ubuntu" ]; then
DB_SRV_CONF="/etc/mysql/mariadb.conf.d/50-server.cnf"
DB_CLIENT_CONF="/etc/mysql/mariadb.conf.d/50-client.cnf"
mkdir -p /var/log/mariadb >> /dev/null
if [[ $(cat "$DB_SRV_CONF" | grep -c "log-error") < 1 ]]; then
echo "log_error=/var/log/mariadb/mariadb.log" >> $DB_SRV_CONF
echo "tls_version = TLSv1.2,TLSv1.3" >> $DB_SRV_CONF
fi
fi
touch $ACA_PROP_FILE
touch $LOG_FILE
touch $DB_SRV_CONF
touch $DB_LOG_FILE
check_mysql_root_pwd () {
# Check if DB root password needs to be obtained via env variable or existing property file
if [ -z "$HIRS_MYSQL_ROOT_PWD" ]; then
# Check if property file exists and look for properties
if [ -f $ACA_PROP_FILE ]; then
source $ACA_PROP_FILE
if [ ! -z $hirs_pki_password ]; then PKI_PASS=$hirs_pki_password; fi
if [ ! -z $mysql_admin_password ]; then HIRS_MYSQL_ROOT_PWD=$mysql_admin_password; fi
if [ ! -z $hirs_db_password ]; then HIRS_DB_PWD=$hirs_db_password; fi
fi
fi
if [ -z $HIRS_MYSQL_ROOT_PWD ]; then
# Create a 32 character random password
echo "Using randomly generated password for the DB admin" | tee -a "$LOG_FILE"
DB_ADMIN_PWD=$(head -c 64 /dev/urandom | md5sum | tr -dc 'a-zA-Z0-9')
echo "DB Admin will be set to $DB_ADMIN_PWD , please make note for next mysql use."
# Check UNATTENDED flag set m if not then prompt user for permission ot store mysql root password
if [ -z $UNATTENDED ]; then
read -p "Do you wish to save this password to the aca.properties file? " confirm
if [[ $confirm == [yY] || $confirm == [yY][eE][sS] ]]; then
echo "mysql_admin_password=$DB_ADMIN_PWD" >> $ACA_PROP_FILE
echo "Mysql root password saved locally"
else
echo "Mysql root password not saved locally"
fi
else
echo "mysql_admin_password=$DB_ADMIN_PWD" >> $ACA_PROP_FILE
echo "Mysql root password has been saved locally."
fi
mysqladmin --user=root password "$DB_ADMIN_PWD"
else
DB_ADMIN_PWD=$HIRS_MYSQL_ROOT_PWD
echo "Using system variable supplied password" | tee -a "$LOG_FILE"
fi
# Make sure root password is correct
$(mysql -u root -p$DB_ADMIN_PWD -e 'quit' &> /dev/null);
if [ $? -eq 0 ]; then
echo "Mysql root password verified" | tee -a "$LOG_FILE"
else
echo "MYSQL root password was not the default, not supplied, or was incorrect"
echo " please set the HIRS_MYSQL_ROOT_PWD system variable and retry."
echo " ********** ACA Mysql setup aborted ********" ;
exit 1;
fi
}
set_mysql_server_tls () {
# Check DB server setup. If HIRS ssl params dont exist then we need to add them.
if [[ $(cat "$DB_SRV_CONF" | grep -c "HIRS") < 1 ]]; then
# Add TLS files to my.cnf
echo "Updating $DB_SRV_CONF with ssl parameters..." | tee -a "$LOG_FILE"
echo "ssl_ca=$SSL_DB_SRV_CHAIN" >> "$DB_SRV_CONF"
echo "ssl_cert=$SSL_DB_SRV_CERT" >> "$DB_SRV_CONF"
echo "ssl_key=$SSL_DB_SRV_KEY" >> "$DB_SRV_CONF"
# The following arent avialble in Mariadb 10.3
#echo "tls_version=TLSv1.2,TLSv1.3" >> "$DB_SRV_CONF"
#echo "require_secure_transport=ON" >> "$DB_SRV_CONF"
# Make sure mysql can access them
chown mysql:mysql $SSL_DB_SRV_CHAIN $SSL_DB_SRV_CERT $SSL_DB_SRV_KEY
chmod 644 $DB_SRV_CONF $DB_CLIENT_CONF
# Make selinux contexts for config files, if selinux is enabled
if [[ $ID = "rhel" ]] || [[ $ID = "rocky" ]] ||[[ $ID = "fedora" ]]; then
command -v selinuxenabled > /dev/null
if [ $? -eq 0 ]; then
selinuxenabled
if [ $? -eq 0 ]; then
#semanage fcontext -a -t mysqld_etc_t $DB_SRV_CONF > /dev/null #adds the context type to file
restorecon -v -F $DB_SRV_CONF > /dev/null # changes the file's context type
fi
fi
fi
else
echo "mysql.cnf contians existing entry for ssl, skipping..." | tee -a "$LOG_FILE"
fi
}
set_mysql_client_tls () {
# Update ACA property file with client cert info, if not there already
if [[ $(cat "$DB_CLIENT_CONF" | grep -c "HIRS") < 1 ]]; then
echo "Updating $DB_CLIENT_CONF with ssl parameters..." | tee -a "$LOG_FILE"
echo "ssl_ca=$SSL_DB_CLIENT_CHAIN" >> $DB_CLIENT_CONF
echo "ssl_cert=$SSL_DB_CLIENT_CERT" >> $DB_CLIENT_CONF
echo "ssl_key=$SSL_DB_CLIENT_KEY" >> $DB_CLIENT_CONF
chown mysql:mysql $SSL_DB_CLIENT_CHAIN $SSL_DB_CLIENT_CERT $SSL_DB_CLIENT_KEY
# Make selinux contexts for config files, if selinux is enabled
if [[ $ID = "rhel" ]] || [[ $ID = "rocky" ]] ||[[ $ID = "fedora" ]]; then
command -v selinuxenabled > /dev/null
if [ $? -eq 0 ]; then
selinuxenabled
if [ $? -eq 0 ]; then
#semanage fcontext -a -t mysqld_etc_t $DB_CLIENT_CONF > /dev/null #adds the context type to file
restorecon -F $DB_CLIENT_CONF > /dev/null #changes the file's context type
fi
fi
fi
fi
}
# Process HIRS DB USER
set_hirs_db_pwd () {
check_hirs_db
if [[ $HIRS_DB_USER_EXISTS != "1" ]]; then
# Check if Mysql HIRS DB password set by system variable or set to random number
if [ -z $HIRS_DB_PWD ]; then
HIRS_DB_PWD=$(head -c 64 /dev/urandom | md5sum | tr -dc 'a-zA-Z0-9')
fi
# Add key/values only if they dont exist
if [[ $(grep -c "hirs_db_username" $ACA_PROP_FILE) -eq 0 ]]; then
echo "hirs_db_username=hirs_db" >> $ACA_PROP_FILE
fi
if [[ $(grep -c "hirs_db_password" $ACA_PROP_FILE) -eq 0 ]]; then
echo "hirs_db_password=$HIRS_DB_PWD" >> $ACA_PROP_FILE
fi
if [[ $(grep -c "hibernate.connection.username" $SPRING_PROP_FILE) -eq 0 ]]; then
echo "hibernate.connection.username=hirs_db" >> $SPRING_PROP_FILE
fi
if [[ $(grep -c "hibernate.connection.password" $SPRING_PROP_FILE) -eq 0 ]]; then
echo "hibernate.connection.password=$HIRS_DB_PWD" >> $SPRING_PROP_FILE
fi
else
echo "hirs-db user already exists, skipping"
fi
}
# Create a hirs_db with client side TLS enabled
create_hirs_db_with_tls () {
check_hirs_db_user
echo "Now HIRS_DB_USER_EXISTS is $HIRS_DB_USER_EXISTS"
if [[ $HIRS_DB_USER_EXISTS == "1" ]]; then
echo "hirs_db already exists, skipping"
else
# Check if hirs_db not created and create it if it wasn't
mysqlshow --user=root --password="$DB_ADMIN_PWD" | grep "hirs_db" >> $LOG_FILE 2>&1
if [ $? -eq 0 ]; then
echo "hirs_db exists, skipping hirs_db create"
else
mysql -u root --password=$DB_ADMIN_PWD < $MYSQL_DIR/db_create.sql
mysql -u root --password=$DB_ADMIN_PWD < $MYSQL_DIR/secure_mysql.sql
mysql -u root --password=$DB_ADMIN_PWD -e "SET PASSWORD FOR 'hirs_db'@'localhost' = PASSWORD('"$HIRS_DB_PWD"'); FLUSH PRIVILEGES;";
echo "**** Setting hirs_db pwd to $HIRS_DB_PWD ***"
fi
fi
}
# Create a JDBC connector used by hibernate and place in Springs application.properties
create_hibernate_url () {
ALG=$1
db_username=$2
if [ $ALG = "RSA" ]; then
CERT_PATH="/etc/hirs/certificates/HIRS/$RSA_PATH"
CERT_CHAIN="$CERT_PATH/HIRS_rsa_3k_sha384_Cert_Chain.pem"
CLIENT_DB_P12=$CERT_PATH/HIRS_db_client_rsa_3k_sha384.p12
ALIAS="hirs_aca_tls_rsa_3k_sha384"
else
CERT_PATH="/etc/hirs/certificates/HIRS/$ECC_PATH"
CERT_CHAIN="$CERT_PATH/HIRS_ecc_512_sha384_Cert_Chain.pem"
CLIENT_DB_P12=$CERT_PATH/HIRS_db_client_ecc_512_sha384.p12
ALIAS="hirs_aca_tls_ecc_512_sha384"
fi
CONNECTOR_URL="hibernate.connection.url=jdbc:mariadb://localhost:3306/hirs_db?autoReconnect=true&\
user=$db_username&\
password=$HIRS_DB_PWD&\
sslMode=VERIFY_CA&\
serverSslCert=$CERT_CHAIN&\
keyStoreType=PKCS12&\
keyStorePassword=$PKI_PASS&\
keyStore="$CLIENT_DB_P12" "
if [[ $(grep -c "hibernate.connection.url" $SPRING_PROP_FILE) -eq 0 ]]; then
echo $CONNECTOR_URL >> $SPRING_PROP_FILE
fi
}
# HIRS ACA Mysqld processing ...
check_systemd -p
check_mariadb_install
start_mysqlsd
check_mysql
check_mysql_root_pwd
set_hirs_db_pwd
create_hirs_db_with_tls
set_mysql_server_tls
set_mysql_client_tls
create_hibernate_url "RSA" "hirs_db"
mysqld_reboot