Examples with CustomBean com.ibm.nagios.util.CustomBean used on opensource projects

Example 1 with CustomBean

use of com.ibm.nagios.util.CustomBean in project nagios-for-i by IBM.

the class CustomSQL method execute.

public int execute(AS400 as400, Map<String, String> args, StringBuffer response) {
    Statement stmt = null;
    ResultSet rs = null;
    // for multi value's id field
    int index = 1;
    // for record result number
    int count = 0;
    String outputValue = "";
    ArrayList<String[]> columns = new ArrayList<String[]>();
    String func = args.get("-F");
    String warningCap = args.get("-W");
    String criticalCap = args.get("-C");
    int returnValue = Constants.UNKNOWN;
    if (func == null) {
        response.append("The argument -F [function name] is not set");
        return returnValue;
    }
    Connection connection = null;
    try {
        JDBCConnection JDBCConn = new JDBCConnection();
        connection = JDBCConn.getJDBCConnection(as400.getSystemName(), args.get("-U"), args.get("-P"), args.get("-SSL"));
        if (connection == null) {
            response.append(Constants.retrieveDataError + " - " + "Cannot get the JDBC connection");
            return returnValue;
        }
        CustomBean custBean = CustomPluginFactory.get(func);
        if (custBean == null) {
            response.append(Constants.retrieveDataError + " - " + "function definition not found: " + func);
            return returnValue;
        }
        // if threshold not set by service, load the configuration from CustomSQL.xml
        if (warningCap == null) {
            warningCap = custBean.warning;
        }
        if (criticalCap == null) {
            criticalCap = custBean.critical;
        }
        stmt = connection.createStatement();
        // call the pre commands
        if (!custBean.preCmd.isEmpty()) {
            for (CustomCommand command : custBean.preCmd) {
                if (command.getType().equalsIgnoreCase("CL")) {
                    if (!processClCommand(as400, command.getCommand(), response)) {
                        return returnValue;
                    }
                } else if (command.getType().equalsIgnoreCase("SQL")) {
                    stmt.executeQuery(custBean.sqlCmd);
                }
            }
        }
        rs = stmt.executeQuery(custBean.sqlCmd);
        if (rs == null) {
            response.append(Constants.retrieveDataError + " - " + "Cannot retrieve data from server");
            return returnValue;
        }
        ResultSetMetaData rsmtadta = rs.getMetaData();
        int colCount = rsmtadta.getColumnCount();
        for (int i = 1; i <= colCount; i++) {
            String colName = rsmtadta.getColumnName(i);
            String colType = rsmtadta.getColumnTypeName(i);
            columns.add(new String[] { colName, colType });
        }
        if (custBean.type.equalsIgnoreCase("single-value")) {
            if (rs.next()) {
                if (columns.size() == 1) {
                    String colName = columns.get(0)[0];
                    String colType = columns.get(0)[1];
                    if (colType.equalsIgnoreCase("INTEGER")) {
                        int intWarningCap = (warningCap == null) ? 100 : Integer.parseInt(warningCap);
                        int intCriticalCap = (criticalCap == null) ? 100 : Integer.parseInt(criticalCap);
                        int value = rs.getInt(colName);
                        returnValue = CommonUtil.getStatus(value, intWarningCap, intCriticalCap, returnValue);
                        response.append(custBean.commonName + ": " + value + " | '" + custBean.commonName + "' = " + value + ";" + intWarningCap + ";" + intCriticalCap);
                    } else if (colType.equalsIgnoreCase("DECIMAL")) {
                        double doubleWarningCap = (warningCap == null) ? 100 : Double.parseDouble(warningCap);
                        double doubleCriticalCap = (criticalCap == null) ? 100 : Double.parseDouble(criticalCap);
                        double value = rs.getDouble(colName);
                        returnValue = CommonUtil.getStatus(value, doubleWarningCap, doubleCriticalCap, returnValue);
                        response.append(custBean.commonName + ": " + value + " | '" + custBean.commonName + "' = " + value + ";" + doubleWarningCap + ";" + doubleCriticalCap);
                    }
                } else {
                    response.append("Error: The type of single value only support to select 1 column\n");
                    response.append("SQL: ").append(custBean.sqlCmd);
                    return Constants.UNKNOWN;
                }
            }
        } else if (custBean.type.equalsIgnoreCase("muti-value") || custBean.type.equalsIgnoreCase("multi-value")) {
            String idName = null;
            String colName = null;
            String colType = null;
            if (columns.size() == 1) {
                colName = columns.get(0)[0];
                colType = columns.get(0)[1];
            } else if (columns.size() == 2) {
                idName = columns.get(0)[0];
                colName = columns.get(1)[0];
                colType = columns.get(1)[1];
            } else {
                response.append("Error: The type of multiple value only support to select 1 or 2 columns\n");
                response.append("SQL: ").append(custBean.sqlCmd);
                return Constants.UNKNOWN;
            }
            while (rs.next()) {
                String id = "";
                if (idName != null) {
                    id = rs.getString(idName);
                } else {
                    id = String.valueOf(index++);
                }
                if (colType.equalsIgnoreCase("INTEGER")) {
                    int maxVal = 0;
                    int intWarningCap = (warningCap == null) ? 100 : Integer.parseInt(warningCap);
                    int intCriticalCap = (criticalCap == null) ? 100 : Integer.parseInt(criticalCap);
                    int value = rs.getInt(colName);
                    if (value > maxVal) {
                        maxVal = value;
                        outputValue = String.valueOf(maxVal);
                    }
                    returnValue = CommonUtil.getStatus(value, intWarningCap, intCriticalCap, returnValue);
                    response.append("'" + id + "' = " + value + ";" + intWarningCap + ";" + intCriticalCap);
                } else if (colType.equalsIgnoreCase("DECIMAL")) {
                    double maxVal = 0;
                    double doubleWarningCap = (warningCap == null) ? 100 : Double.parseDouble(warningCap);
                    double doubleCriticalCap = (criticalCap == null) ? 100 : Double.parseDouble(criticalCap);
                    double value = rs.getDouble(colName);
                    if (value > maxVal) {
                        maxVal = value;
                        outputValue = String.valueOf(maxVal);
                    }
                    returnValue = CommonUtil.getStatus(value, doubleWarningCap, doubleCriticalCap, returnValue);
                    response.append("'" + id + "' = " + value + ";" + doubleWarningCap + ";" + doubleCriticalCap);
                }
            }
            response.insert(0, custBean.commonName + ": " + outputValue + " | ");
        } else if (custBean.type.equalsIgnoreCase("list")) {
            double intWarningCap = (warningCap == null) ? 1 : Double.parseDouble(warningCap);
            double intCriticalCap = (criticalCap == null) ? 1 : Double.parseDouble(criticalCap);
            while (rs.next()) {
                for (int i = 0; i < columns.size(); i++) {
                    String colName = columns.get(i)[0];
                    String value = rs.getString(colName);
                    response.append(colName + ": " + value + " ");
                }
                response.append("\n");
                count++;
            }
            returnValue = CommonUtil.getStatus(count, intWarningCap, intCriticalCap, returnValue);
            response.insert(0, custBean.commonName + " count of record: " + count + "\n");
        }
        // call the post commands
        if (!custBean.postCmd.isEmpty()) {
            for (CustomCommand command : custBean.postCmd) {
                if (command.getType().equalsIgnoreCase("CL")) {
                    if (!processClCommand(as400, command.getCommand(), response)) {
                        return Constants.UNKNOWN;
                    }
                } else if (command.getType().equalsIgnoreCase("SQL")) {
                    stmt.executeQuery(custBean.sqlCmd);
                }
            }
        }
    } catch (Exception e) {
        response.append(Constants.retrieveDataException + " -  " + e.toString());
        CommonUtil.printStack(e.getStackTrace(), response);
        CommonUtil.logError(args.get("-H"), this.getClass().getName(), e.getMessage());
        e.printStackTrace();
    } finally {
        try {
            if (rs != null)
                rs.close();
            if (stmt != null)
                stmt.close();
            if (connection != null)
                connection.close();
        } catch (SQLException e) {
            response.append(Constants.retrieveDataException + " -  " + e.toString());
            e.printStackTrace();
        }
    }
    return returnValue;
}