Examples with WallSqlTableStat com.alibaba.druid.wall.WallSqlTableStat used on opensource projects

Example 1 with WallSqlTableStat

use of com.alibaba.druid.wall.WallSqlTableStat in project druid by alibaba.

the class MySqlWallVisitor method visit.

@Override
public boolean visit(MySqlShowCreateTableStatement x) {
    String tableName = ((SQLName) x.getName()).getSimpleName();
    WallContext context = WallContext.current();
    if (context != null) {
        WallSqlTableStat tableStat = context.getTableStat(tableName);
        if (tableStat != null) {
            tableStat.incrementShowCount();
        }
    }
    return false;
}

Example 2 with WallSqlTableStat

use of com.alibaba.druid.wall.WallSqlTableStat in project druid by alibaba.

the class WallVisitorUtils method check.

public static boolean check(WallVisitor visitor, SQLExprTableSource x) {
    final WallTopStatementContext topStatementContext = wallTopStatementContextLocal.get();
    SQLExpr expr = x.getExpr();
    if (expr instanceof SQLPropertyExpr) {
        boolean checkResult = checkSchema(visitor, ((SQLPropertyExpr) expr).getOwner());
        if (!checkResult) {
            return false;
        }
    }
    if (expr instanceof SQLName) {
        String tableName = ((SQLName) expr).getSimpleName();
        WallContext context = WallContext.current();
        if (context != null) {
            WallSqlTableStat tableStat = context.getTableStat(tableName);
            if (tableStat != null) {
                SQLObject parent = x.getParent();
                while (parent instanceof SQLTableSource) {
                    parent = parent.getParent();
                }
                if (parent instanceof SQLSelectQueryBlock) {
                    SQLSelectQueryBlock queryBlock = (SQLSelectQueryBlock) parent;
                    if (x == queryBlock.getInto()) {
                        tableStat.incrementSelectIntoCount();
                    } else {
                        tableStat.incrementSelectCount();
                    }
                } else if (parent instanceof SQLTruncateStatement) {
                    tableStat.incrementTruncateCount();
                } else if (parent instanceof SQLInsertStatement) {
                    tableStat.incrementInsertCount();
                } else if (parent instanceof SQLDeleteStatement) {
                    tableStat.incrementDeleteCount();
                } else if (parent instanceof SQLUpdateStatement) {
                    tableStat.incrementUpdateCount();
                } else if (parent instanceof MySqlReplaceStatement) {
                    tableStat.incrementReplaceCount();
                }
            }
        }
        if (topStatementContext != null && (topStatementContext.fromSysSchema || topStatementContext.fromSysTable)) {
            return true;
        }
        if (visitor.isDenyTable(tableName) && !(topStatementContext != null && topStatementContext.fromPermitTable())) {
            if (isTopStatementWithTableSource(x) || isFirstSelectTableSource(x)) {
                if (topStatementContext != null) {
                    topStatementContext.setFromSysTable(Boolean.TRUE);
                    clearViolation(visitor);
                }
                return false;
            }
            boolean isTopNoneFrom = isTopNoneFromSelect(visitor, x);
            if (isTopNoneFrom) {
                return false;
            }
            addViolation(visitor, ErrorCode.TABLE_DENY, "deny table : " + tableName, x);
            return false;
        }
        if (visitor.getConfig().getPermitTables().contains(tableName)) {
            if (isFirstSelectTableSource(x)) {
                if (topStatementContext != null) {
                    topStatementContext.setFromPermitTable(Boolean.TRUE);
                }
                return false;
            }
        }
    }
    return true;
}

Example 3 with WallSqlTableStat

use of com.alibaba.druid.wall.WallSqlTableStat in project druid by alibaba.

the class WallVisitorUtils method check.

public static void check(WallVisitor visitor, SQLAlterTableStatement x) {
    String tableName = ((SQLName) x.getName()).getSimpleName();
    WallContext context = WallContext.current();
    if (context != null) {
        WallSqlTableStat tableStat = context.getTableStat(tableName);
        if (tableStat != null) {
            tableStat.incrementAlterCount();
        }
    }
}

Example 4 with WallSqlTableStat

use of com.alibaba.druid.wall.WallSqlTableStat in project druid by alibaba.

the class WallVisitorUtils method check.

public static void check(WallVisitor visitor, SQLCreateTableStatement x) {
    String tableName = ((SQLName) x.getName()).getSimpleName();
    WallContext context = WallContext.current();
    if (context != null) {
        WallSqlTableStat tableStat = context.getTableStat(tableName);
        if (tableStat != null) {
            tableStat.incrementCreateCount();
        }
    }
}

Example 5 with WallSqlTableStat

use of com.alibaba.druid.wall.WallSqlTableStat in project druid by alibaba.

the class WallVisitorUtils method check.

public static void check(WallVisitor visitor, SQLDropTableStatement x) {
    for (SQLTableSource item : x.getTableSources()) {
        if (item instanceof SQLExprTableSource) {
            SQLExpr expr = ((SQLExprTableSource) item).getExpr();
            String tableName = ((SQLName) expr).getSimpleName();
            WallContext context = WallContext.current();
            if (context != null) {
                WallSqlTableStat tableStat = context.getTableStat(tableName);
                if (tableStat != null) {
                    tableStat.incrementDropCount();
                }
            }
        }
    }
}