HIRS/package/scripts/db/db_create.sh
2023-09-19 16:31:21 -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
UNATTENDED=$2
# Capture location of the script to allow from invocation from any location
SCRIPT_DIR=$( 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 files
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";
touch $ACA_PROP_FILE
touch $LOG_FILE
touch $DB_SRV_CONF
# Make sure required paths exist
mkdir -p /etc/hirs/aca/
mkdir -p /var/log/hirs/
source $SCRIPT_DIR/mysql_util.sh
source $ACA_PROP_FILE
check_mysql_root_pwd () {
# Check if DB root password needs to be obtained
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 ssl params dont exist then we need to add them.
if [[ $(cat "$DB_SRV_CONF" | grep -c "ssl") < 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"
# Make sure mysql can access them
chown mysql:mysql $SSL_DB_SRV_CHAIN $SSL_DB_SRV_CERT $SSL_DB_SRV_KEY
# Make selinux contexts for config files, if selinux is enabled
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 $DB_SRV_CONF > /dev/null # changes the file's context type
fi
else
echo "mysql.cnf contians existing entry for ssl, skipping..." | tee -a "$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 "ssl") < 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
selinuxenabled
if [ $? -eq 0 ]; then
semanage fcontext -a -t mysqld_etc_t $DB_CLIENT_CONFf > /dev/null #adds the context type to file
restorecon -F $DB_CLIENT_CONF > /dev/null #changes the file's context type
fi
fi
}
# Process HIRS DB USER
set_hirs_db_pwd () {
RESULT="$(mysql -u root --password=$DB_ADMIN_PWD -e "SELECT EXISTS(SELECT 1 FROM mysql.user WHERE user = 'hirs_db')")"
if [ "$RESULT" = 1 ]; then
echo "hirs-db user exists"
HIRS_DB_PWD=$hirs_db_password
else
# 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
echo "hirs_db_username=hirs_db" >> $ACA_PROP_FILE
echo "hirs_db_password=$HIRS_DB_PWD" >> $ACA_PROP_FILE
fi
}
# Create a hirs_db with client side TLS enabled
create_hirs_db_with_tls () {
# Check if hirs_db not created and create it if it wasn't
mysqlshow --user=root --password="$DB_ADMIN_PWD" | grep "hirs_db" > /dev/null 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 "ALTER USER 'hirs_db'@'localhost' IDENTIFIED BY '"$HIRS_DB_PWD"'; FLUSH PRIVILEGES;";
fi
}
# HIRS ACA Mysqld processing ...
check_mariadb_install
check_for_container -p
set_mysql_server_tls
set_mysql_client_tls
start_mysqlsd
check_mysql_root_pwd
set_hirs_db_pwd
create_hirs_db_with_tls
mysqld_reboot