Examples of WallContext

Examples of com.alibaba.druid.wall.WallContext

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        }
    }

    public static void check(WallVisitor visitor, SQLCreateTableStatement x) {
        String tableName = ((SQLName) x.getName()).getSimleName();
        WallContext context = WallContext.current();
        if (context != null) {
            WallSqlTableStat tableStat = context.getTableStat(tableName);
            if (tableStat != null) {
                tableStat.incrementCreateCount();
            }
        }
    }
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Examples of com.alibaba.druid.wall.WallContext

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        }
    }

    public static void check(WallVisitor visitor, SQLAlterTableStatement x) {
        String tableName = ((SQLName) x.getName()).getSimleName();
        WallContext context = WallContext.current();
        if (context != null) {
            WallSqlTableStat tableStat = context.getTableStat(tableName);
            if (tableStat != null) {
                tableStat.incrementAlterCount();
            }
        }
    }
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Examples of com.alibaba.druid.wall.WallContext

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    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).getSimleName();
                WallContext context = WallContext.current();
                if (context != null) {
                    WallSqlTableStat tableStat = context.getTableStat(tableName);
                    if (tableStat != null) {
                        tableStat.incrementDropCount();
                    }
                }
            }
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Examples of com.alibaba.druid.wall.WallContext

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            hasUsing = ((MySqlDeleteStatement) x).getUsing() != null;
        }

        boolean isJoinTableSource = x.getTableSource() instanceof SQLJoinTableSource;
        if (x.getWhere() == null && (!hasUsing) && !isJoinTableSource) {
            WallContext context = WallContext.current();
            if (context != null) {
                context.incrementDeleteNoneConditionWarnnings();
            }

            if (config.isDeleteWhereNoneCheck()) {
                addViolation(visitor, ErrorCode.NONE_CONDITION, "delete none condition not allow", x);
                return;
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Examples of com.alibaba.druid.wall.WallContext

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            return;
        }

        SQLExpr where = x.getWhere();
        if (where == null) {
            WallContext context = WallContext.current();
            if (context != null) {
                context.incrementUpdateNoneConditionWarnnings();
            }

            if (config.isUpdateWhereNoneCheck()) {
                if (x instanceof MySqlUpdateStatement) {
                    MySqlUpdateStatement mysqlUpdate = (MySqlUpdateStatement) x;
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Examples of com.alibaba.druid.wall.WallContext

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        if (x.getOperator() == SQLBinaryOperator.Like && leftResult instanceof String && leftResult.equals(rightResult)) {
            addViolation(visitor, ErrorCode.SAME_CONST_LIKE, "same const like", x);
        }

        if (x.getOperator() == SQLBinaryOperator.Like || x.getOperator() == SQLBinaryOperator.NotLike) {
            WallContext context = WallContext.current();
            if (context != null) {
                if (rightResult instanceof Number || leftResult instanceof Number) {
                    context.incrementLikeNumberWarnnings();
                }
            }
        }

        if (x.getOperator() == SQLBinaryOperator.BooleanAnd) {
            if (visitor != null && !visitor.getConfig().isConditionDoubleConstAllow()) {
                if (rightResult != null && x.getLeft() instanceof SQLBinaryOpExpr) {
                    SQLBinaryOpExpr leftBinaryOpExpr = (SQLBinaryOpExpr) x.getLeft();

                    if (leftBinaryOpExpr.getOperator() != SQLBinaryOperator.BooleanAnd //
                        && leftBinaryOpExpr.getOperator() != SQLBinaryOperator.BooleanOr //
                        && leftResult != null //
                        && visitor != null) {
                        addViolation(visitor, ErrorCode.DOUBLE_CONST_CONDITION, "double const condition", x);
                    }

                    if (leftBinaryOpExpr.getOperator() == SQLBinaryOperator.BooleanAnd //
                        || leftBinaryOpExpr.getOperator() == SQLBinaryOperator.BooleanOr) {
                        Object leftRightVal = getValue(leftBinaryOpExpr.getRight());
                        if (leftRightVal != null) {
                            addViolation(visitor, ErrorCode.DOUBLE_CONST_CONDITION, "double const condition", x);
                        }
                    }
                }
            }

            if (leftResult == Boolean.TRUE) {
                if (!isFirst(x.getLeft())) {
                    final WallConditionContext current = wallConditionContextLocal.get();
                    if (current != null) {
                        current.setPartAlwayTrue(true);
                    }
                }
            } else if (rightResult == Boolean.TRUE) {
                final WallConditionContext current = wallConditionContextLocal.get();

                boolean isLikeAlwayTrue = false;
                if (right instanceof SQLBinaryOpExpr
                    && ((SQLBinaryOpExpr) right).getOperator() == SQLBinaryOperator.Like) {
                    isLikeAlwayTrue = true;
                }

                if (current != null && !isLikeAlwayTrue) {
                    current.setPartAlwayTrue(true);
                }
            }

            if (Boolean.TRUE == leftResult && Boolean.TRUE == rightResult) {
                return true;
            }

            if (Boolean.FALSE == leftResult || Boolean.FALSE == rightResult) {
                return false;
            }
        }

        String dbType = null;
        WallContext wallContext = WallContext.current();
        if (wallContext != null) {
            dbType = wallContext.getDbType();
        }

        return eval(dbType, x, Collections.emptyList());
    }
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Examples of com.alibaba.druid.wall.WallContext

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        try {
            wallConditionContextLocal.set(new WallConditionContext());
            final Object value = getValue(visitor, x);

            final WallConditionContext current = wallConditionContextLocal.get();
            WallContext context = WallContext.current();
            if (context != null) {
                if (current.hasPartAlwayTrue() || Boolean.TRUE == value) {
                    if (!isFirst(x)) {
                        context.incrementWarnnings();
                    }
                }
            }

            if (current.hasPartAlwayTrue() && alwayTrueCheck && !visitor.getConfig().isConditionAndAlwayTrueAllow()) {
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Examples of com.alibaba.druid.wall.WallContext

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            return;
        }

        String methodName = x.getMethodName().toLowerCase();

        WallContext context = WallContext.current();
        if (context != null) {
            context.incrementFunctionInvoke(methodName);
        }

        if (!visitor.getProvider().checkDenyFunction(methodName)) {
            boolean isTopNoneFrom = isTopNoneFromSelect(visitor, x);
            if (isTopNoneFrom) {
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Examples of com.alibaba.druid.wall.WallContext

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        }

        if (expr instanceof SQLName) {
            String tableName = ((SQLName) expr).getSimleName();

            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();
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Examples of com.alibaba.druid.wall.WallContext

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            if (isTopUpdateStatement) {
                return;
            }

            WallContext context = WallContext.current();
            if (context != null) {
                context.incrementUnionWarnnings();
            }

            if (visitor.getConfig().isSelectUnionCheck()) {
                addViolation(visitor, ErrorCode.UNION, "union query not contains 'from clause'", x);
            }
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