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@ -36,139 +36,124 @@ public class UploadFileVerifyChecker extends IssuableSubscriptionVisitor { |
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public void visitNode(Tree tree) { |
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MethodTree node = (MethodTree) tree; |
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List<VariableTree> parameters = node.parameters(); |
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// 盘带是否是文件上传类
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//盘带是否是文件上传类
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boolean boo = parameters.stream().anyMatch(type -> "MultipartFile".equals(type.type().toString())); |
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if(boo){ |
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// 获取文件名称类型判断是否配置文件权限
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if (boo) { |
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//获取文件名称类型判断是否配置文件权限
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var interiorInvoIf = new InteriorInvoIf(); |
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interiorInvoIf.check(((MethodTree) tree).block()); |
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if(interiorInvoIf.fileType != ""){ |
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// 判断是否对文件后缀进行限制
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((MethodTree) tree).block().accept(interiorInvoIf); |
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if (interiorInvoIf.fileType != "") { |
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//判断是否对文件后缀进行限制
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NodeIf nodeIf = new NodeIf(interiorInvoIf.fileType); |
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nodeIf.check(((MethodTree) tree).block()); |
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if (nodeIf.boo){ |
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((MethodTree) tree).block().accept(nodeIf); |
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if (nodeIf.boo) { |
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context.reportIssue(this, node.simpleName(), "程序设计时,应以“白名单”方式限制允许用户上传的文件的类型"); |
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} |
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}else { |
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if(interiorInvoIf.fileName != ""){ |
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} else { |
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if (interiorInvoIf.fileName != "") { |
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// 判断是否对文件后缀进行限制
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NodeIf nodeIf = new NodeIf(interiorInvoIf.fileName); |
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nodeIf.check(((MethodTree) tree).block()); |
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if (nodeIf.boo){ |
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((MethodTree) tree).block().accept(nodeIf); |
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if (nodeIf.boo) { |
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context.reportIssue(this, node.simpleName(), "程序设计时,应以“白名单”方式限制允许用户上传的文件的类型"); |
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} |
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}else { |
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} else { |
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context.reportIssue(this, node.simpleName(), "程序设计时,应以“白名单”方式限制允许用户上传的文件的类型"); |
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} |
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} |
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if(interiorInvoIf.sizeName != ""){ |
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// 判断是否对文件大小进行限制
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if (interiorInvoIf.sizeName != "") { |
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//判断是否对文件大小进行限制
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NodeIf nodeIf = new NodeIf(interiorInvoIf.sizeName); |
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nodeIf.check(((MethodTree) tree).block()); |
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if (nodeIf.boo){ |
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//nodeIf.check(((MethodTree) tree).block());
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((MethodTree) tree).block().accept(nodeIf); |
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if (nodeIf.boo) { |
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context.reportIssue(this, node.simpleName(), "程序设计时,应以“白名单”方式限制允许用户上传的文件的类型"); |
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} |
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} |
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// 判断是否进行权限设置
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if(interiorInvoIf.privType){ |
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//判断是否进行权限设置
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if (interiorInvoIf.privType) { |
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context.reportIssue(this, node.simpleName(), "程序设计时,应以“白名单”方式限制允许用户上传的文件的类型"); |
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} |
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} |
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} |
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// 內部文件名称类型获取类
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private class InteriorInvoIf extends IssuableSubscriptionVisitor{ |
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// 文件全名字
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//內部文件名称类型获取类
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private class InteriorInvoIf extends BaseTreeVisitor { |
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//文件全名字
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public String fileName = ""; |
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// 文件后缀名
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public String fileType = ""; |
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// 文件大小
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//文件大小
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public String sizeName = ""; |
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// 判断权限
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//判断权限
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public boolean privType = true; |
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@Override |
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public List<Tree.Kind> nodesToVisit() { |
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return Collections.singletonList(Tree.Kind.METHOD_INVOCATION); |
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} |
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@Override |
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public void visitNode(Tree tree){ |
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MethodInvocationTree methodInvocationTree = (MethodInvocationTree) tree; |
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// 获取到方法调用的参数
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ExpressionTree expressionTree = methodInvocationTree.methodSelect(); |
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if(expressionTree instanceof MemberSelectExpressionTree){ |
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public void visitMethodInvocation(MethodInvocationTree tree) { |
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//获取到方法调用的参数
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ExpressionTree expressionTree = tree.methodSelect(); |
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if (expressionTree instanceof MemberSelectExpressionTree) { |
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MemberSelectExpressionTree expressionTree1 = (MemberSelectExpressionTree) expressionTree; |
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// 对调用方法进行判断
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if("getOriginalFilename".equals(expressionTree1.identifier().toString())){ |
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//对调用方法进行判断
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if ("getOriginalFilename".equals(expressionTree1.identifier().toString())) { |
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Tree parent = expressionTree1.parent(); |
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if(parent instanceof MethodInvocationTree){ |
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if (parent instanceof MethodInvocationTree) { |
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MethodInvocationTree memberSelectExpressionTree = (MethodInvocationTree) parent; |
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Tree parent1 = memberSelectExpressionTree.parent(); |
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if(parent1 instanceof VariableTree){ |
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if (parent1 instanceof VariableTree) { |
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VariableTree variableTree = (VariableTree) parent1; |
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fileName = variableTree.simpleName().toString(); |
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} |
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} |
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}else if("extName".equals(expressionTree1.identifier().toString())){ |
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} else if ("extName".equals(expressionTree1.identifier().toString())) { |
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Tree parent = expressionTree1.parent(); |
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if(parent instanceof MethodInvocationTree){ |
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if (parent instanceof MethodInvocationTree) { |
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MethodInvocationTree memberSelectExpressionTree = (MethodInvocationTree) parent; |
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Tree parent1 = memberSelectExpressionTree.parent(); |
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if(parent1 instanceof VariableTree){ |
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if (parent1 instanceof VariableTree) { |
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VariableTree variableTree = (VariableTree) parent1; |
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fileType = variableTree.simpleName().toString(); |
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} |
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} |
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}else if("getSize".equals(expressionTree1.identifier().toString())){ |
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} else if ("getSize".equals(expressionTree1.identifier().toString())) { |
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Tree parent = expressionTree1.parent(); |
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if(parent instanceof MethodInvocationTree){ |
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if (parent instanceof MethodInvocationTree) { |
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MethodInvocationTree memberSelectExpressionTree = (MethodInvocationTree) parent; |
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Tree parent1 = memberSelectExpressionTree.parent(); |
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if(parent1 instanceof VariableTree){ |
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if (parent1 instanceof VariableTree) { |
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VariableTree variableTree = (VariableTree) parent1; |
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sizeName = variableTree.simpleName().toString(); |
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} |
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} |
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}else if("setExecutable".equals(expressionTree1.identifier().toString()) || "setReadable".equals(expressionTree1.identifier().toString()) || "setWritable".equals(expressionTree1.identifier().toString())){ |
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} else if ("setExecutable".equals(expressionTree1.identifier().toString()) || "setReadable".equals(expressionTree1.identifier().toString()) || "setWritable".equals(expressionTree1.identifier().toString())) { |
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privType = false; |
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} |
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} |
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} |
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public void check(Tree tree){ |
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this.scanTree(tree); |
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} |
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} |
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public class NodeIf extends IssuableSubscriptionVisitor{ |
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public class NodeIf extends BaseTreeVisitor { |
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private String name; |
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public boolean boo = true; |
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@Override |
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public List<Tree.Kind> nodesToVisit() { |
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return Collections.singletonList(Tree.Kind.IF_STATEMENT); |
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} |
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public NodeIf(String name) { |
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this.name = name; |
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} |
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public void check(Tree tree){ |
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this.scanTree(tree); |
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} |
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@Override |
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public void visitNode(Tree tree){ |
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IfStatementTree tree1 = (IfStatementTree) tree; |
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// 获取到if表达式
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ExpressionTree condition = tree1.condition(); |
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if(condition instanceof BinaryExpressionTree){ |
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public void visitIfStatement(IfStatementTree tree) { |
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//获取到if表达式
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ExpressionTree condition = tree.condition(); |
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if (condition instanceof BinaryExpressionTree) { |
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BinaryExpressionTree binaryExpressionTree = (BinaryExpressionTree) condition; |
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// 判断是否进行if判断
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if(name.equals(binaryExpressionTree.leftOperand().toString())){ |
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//判断是否进行if判断
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if (name.equals(binaryExpressionTree.leftOperand().toString())) { |
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boo = false; |
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}else if(name.equals(binaryExpressionTree.rightOperand().toString())){ |
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} else if (name.equals(binaryExpressionTree.rightOperand().toString())) { |
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boo = false; |
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} |
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} |
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