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| #!/bin/bash | |
| # Variables | |
| MYSQL_PLUGIN_DIR="/usr/lib64/mysql/plugin" | |
| AUDIT_LOG_PLUGIN="audit_log.so" | |
| AUDIT_LOG_URL="https://github.com/zhaopinglu/mysql-audit/archive/refs/heads/master.zip" | |
| MYSQL_CONF="/etc/my.cnf" | |
| MYSQL_AUDIT_DIR="/var/lib/mysql" | |
| MYSQL_USER="root" | |
| MYSQL_PASS="your_password" | |
| # Function to install dependencies | |
| install_dependencies() { | |
| echo "Installing necessary dependencies..." | |
| yum install -y wget unzip cmake make gcc gcc-c++ mysql-server | |
| } | |
| # Function to download, modify, and compile the MySQL Audit Plugin | |
| download_modify_compile_plugin() { | |
| echo "Downloading MySQL Audit Plugin..." | |
| wget $AUDIT_LOG_URL -O master.zip | |
| unzip master.zip | |
| cd mysql-audit-master || exit | |
| echo "Modifying source code as per instructions..." | |
| sed -i 's/my_charset_utf8_general_ci/my_charset_utf8mb3_general_ci/g' src/audit_handler.cc | |
| sed -i 's/my_charset_utf8_bin/my_charset_utf8mb3_bin/g' src/audit_handler.cc | |
| echo "Building the MySQL Audit Plugin..." | |
| cmake . | |
| make | |
| if [ -f "$AUDIT_LOG_PLUGIN" ]; then | |
| echo "Compilation successful." | |
| else | |
| echo "Compilation failed. Exiting..." | |
| exit 1 | |
| fi | |
| } | |
| # Function to install the plugin | |
| install_plugin() { | |
| echo "Installing the MySQL Audit Plugin..." | |
| cp $AUDIT_LOG_PLUGIN $MYSQL_PLUGIN_DIR/ | |
| echo "Loading the plugin into MySQL..." | |
| mysql -u $MYSQL_USER -p$MYSQL_PASS -e "INSTALL PLUGIN audit_log SONAME '$AUDIT_LOG_PLUGIN';" | |
| if [ $? -eq 0 ]; then | |
| echo "Plugin installed successfully." | |
| else | |
| echo "Failed to install the plugin. Exiting..." | |
| exit 1 | |
| fi | |
| } | |
| # Function to configure the plugin | |
| configure_plugin() { | |
| echo "Configuring the MySQL Audit Plugin..." | |
| if grep -q "audit_log_format" $MYSQL_CONF; then | |
| echo "Audit log configuration already exists in $MYSQL_CONF." | |
| else | |
| echo -e "[mysqld]\naudit_log_format = JSON\naudit_log_policy = ALL" >> $MYSQL_CONF | |
| fi | |
| echo "Restarting MySQL service..." | |
| systemctl restart mysqld | |
| if [ $? -eq 0 ]; then | |
| echo "MySQL restarted successfully." | |
| else | |
| echo "Failed to restart MySQL. Exiting..." | |
| exit 1 | |
| fi | |
| } | |
| # Function to verify installation | |
| verify_installation() { | |
| echo "Verifying plugin installation..." | |
| mysql -u $MYSQL_USER -p$MYSQL_PASS -e "SHOW PLUGINS;" | grep -i "audit_log" | |
| if [ $? -eq 0 ]; then | |
| echo "Plugin verification successful." | |
| else | |
| echo "Plugin verification failed. Exiting..." | |
| exit 1 | |
| fi | |
| } | |
| # Function to verify functionality | |
| verify_functionality() { | |
| echo "Verifying plugin functionality..." | |
| tail -f $MYSQL_AUDIT_DIR/audit.log & | |
| TAIL_PID=$! | |
| sleep 5 | |
| kill $TAIL_PID | |
| if [ $? -eq 0 ]; then | |
| echo "Plugin functionality verified." | |
| else | |
| echo "Plugin functionality verification failed. Exiting..." | |
| exit 1 | |
| fi | |
| } | |
| # Main script execution | |
| install_dependencies | |
| download_modify_compile_plugin | |
| install_plugin | |
| configure_plugin | |
| verify_installation | |
| verify_functionality | |
| echo "MySQL Audit Plugin installation and configuration for MySQL 8.0.36 completed successfully." |
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