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支持配置XSS跨站脚本过滤

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pull/64/MERGE
RuoYi 3 years ago
parent 3af7af265b
commit 954d208ac6
10 changed files with 886 additions and 7 deletions
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155
ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/html/EscapeUtil.java
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package com.ruoyi.common.core.utils.html;
import com.ruoyi.common.core.utils.StringUtils;
/**
* 转义和反转义工具类
*
* @author ruoyi
*/
public class EscapeUtil
{
public static final String RE_HTML_MARK = "(<[^<]*?>)|(<[\\s]*?/[^<]*?>)|(<[^<]*?/[\\s]*?>)";
private static final char[][] TEXT = new char[64][];
static
{
for (int i = 0; i < 64; i++)
{
TEXT[i] = new char[] { (char) i };
}
// special HTML characters
TEXT['\''] = "&#039;".toCharArray(); // 单引号
TEXT['"'] = "&#34;".toCharArray(); // 双引号
TEXT['&'] = "&#38;".toCharArray(); // &符
TEXT['<'] = "&#60;".toCharArray(); // 小于号
TEXT['>'] = "&#62;".toCharArray(); // 大于号
}
/**
* 转义文本中的HTML字符为安全的字符
*
* @param text 被转义的文本
* @return 转义后的文本
*/
public static String escape(String text)
{
return encode(text);
}
/**
* 还原被转义的HTML特殊字符
*
* @param content 包含转义符的HTML内容
* @return 转换后的字符串
*/
public static String unescape(String content)
{
return decode(content);
}
/**
* 清除所有HTML标签，但是不删除标签内的内容
*
* @param content 文本
* @return 清除标签后的文本
*/
public static String clean(String content)
{
return new HTMLFilter().filter(content);
}
/**
* Escape编码
*
* @param text 被编码的文本
* @return 编码后的字符
*/
private static String encode(String text)
{
int len;
if ((text == null) || ((len = text.length()) == 0))
{
return StringUtils.EMPTY;
}
StringBuilder buffer = new StringBuilder(len + (len >> 2));
char c;
for (int i = 0; i < len; i++)
{
c = text.charAt(i);
if (c < 64)
{
buffer.append(TEXT[c]);
}
else
{
buffer.append(c);
}
}
return buffer.toString();
}
/**
* Escape解码
*
* @param content 被转义的内容
* @return 解码后的字符串
*/
public static String decode(String content)
{
if (StringUtils.isEmpty(content))
{
return content;
}
StringBuilder tmp = new StringBuilder(content.length());
int lastPos = 0, pos = 0;
char ch;
while (lastPos < content.length())
{
pos = content.indexOf("%", lastPos);
if (pos == lastPos)
{
if (content.charAt(pos + 1) == 'u')
{
ch = (char) Integer.parseInt(content.substring(pos + 2, pos + 6), 16);
tmp.append(ch);
lastPos = pos + 6;
}
else
{
ch = (char) Integer.parseInt(content.substring(pos + 1, pos + 3), 16);
tmp.append(ch);
lastPos = pos + 3;
}
}
else
{
if (pos == -1)
{
tmp.append(content.substring(lastPos));
lastPos = content.length();
}
else
{
tmp.append(content.substring(lastPos, pos));
lastPos = pos;
}
}
}
return tmp.toString();
}
public static void main(String[] args)
{
String html = "<script>alert(1);</script>";
// String html = "<scr<script>ipt>alert(\"XSS\")</scr<script>ipt>";
// String html = "<123";
// String html = "123>";
System.out.println(EscapeUtil.clean(html));
System.out.println(EscapeUtil.escape(html));
System.out.println(EscapeUtil.unescape(html));
}
}

570
ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/html/HTMLFilter.java
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package com.ruoyi.common.core.utils.html;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* HTML过滤器，用于去除XSS漏洞隐患。
*
* @author ruoyi
*/
public final class HTMLFilter
{
/**
* regex flag union representing /si modifiers in php
**/
private static final int REGEX_FLAGS_SI = Pattern.CASE_INSENSITIVE | Pattern.DOTALL;
private static final Pattern P_COMMENTS = Pattern.compile("<!--(.*?)-->", Pattern.DOTALL);
private static final Pattern P_COMMENT = Pattern.compile("^!--(.*)--$", REGEX_FLAGS_SI);
private static final Pattern P_TAGS = Pattern.compile("<(.*?)>", Pattern.DOTALL);
private static final Pattern P_END_TAG = Pattern.compile("^/([a-z0-9]+)", REGEX_FLAGS_SI);
private static final Pattern P_START_TAG = Pattern.compile("^([a-z0-9]+)(.*?)(/?)$", REGEX_FLAGS_SI);
private static final Pattern P_QUOTED_ATTRIBUTES = Pattern.compile("([a-z0-9]+)=([\"'])(.*?)\\2", REGEX_FLAGS_SI);
private static final Pattern P_UNQUOTED_ATTRIBUTES = Pattern.compile("([a-z0-9]+)(=)([^\"\\s']+)", REGEX_FLAGS_SI);
private static final Pattern P_PROTOCOL = Pattern.compile("^([^:]+):", REGEX_FLAGS_SI);
private static final Pattern P_ENTITY = Pattern.compile("&#(\\d+);?");
private static final Pattern P_ENTITY_UNICODE = Pattern.compile("&#x([0-9a-f]+);?");
private static final Pattern P_ENCODE = Pattern.compile("%([0-9a-f]{2});?");
private static final Pattern P_VALID_ENTITIES = Pattern.compile("&([^&;]*)(?=(;|&|$))");
private static final Pattern P_VALID_QUOTES = Pattern.compile("(>|^)([^<]+?)(<|$)", Pattern.DOTALL);
private static final Pattern P_END_ARROW = Pattern.compile("^>");
private static final Pattern P_BODY_TO_END = Pattern.compile("<([^>]*?)(?=<|$)");
private static final Pattern P_XML_CONTENT = Pattern.compile("(^|>)([^<]*?)(?=>)");
private static final Pattern P_STRAY_LEFT_ARROW = Pattern.compile("<([^>]*?)(?=<|$)");
private static final Pattern P_STRAY_RIGHT_ARROW = Pattern.compile("(^|>)([^<]*?)(?=>)");
private static final Pattern P_AMP = Pattern.compile("&");
private static final Pattern P_QUOTE = Pattern.compile("\"");
private static final Pattern P_LEFT_ARROW = Pattern.compile("<");
private static final Pattern P_RIGHT_ARROW = Pattern.compile(">");
private static final Pattern P_BOTH_ARROWS = Pattern.compile("<>");
// @xxx could grow large... maybe use sesat's ReferenceMap
private static final ConcurrentMap<String, Pattern> P_REMOVE_PAIR_BLANKS = new ConcurrentHashMap<>();
private static final ConcurrentMap<String, Pattern> P_REMOVE_SELF_BLANKS = new ConcurrentHashMap<>();
/**
* set of allowed html elements, along with allowed attributes for each element
**/
private final Map<String, List<String>> vAllowed;
/**
* counts of open tags for each (allowable) html element
**/
private final Map<String, Integer> vTagCounts = new HashMap<>();
/**
* html elements which must always be self-closing (e.g. "<img />")
**/
private final String[] vSelfClosingTags;
/**
* html elements which must always have separate opening and closing tags (e.g. "<b></b>")
**/
private final String[] vNeedClosingTags;
/**
* set of disallowed html elements
**/
private final String[] vDisallowed;
/**
* attributes which should be checked for valid protocols
**/
private final String[] vProtocolAtts;
/**
* allowed protocols
**/
private final String[] vAllowedProtocols;
/**
* tags which should be removed if they contain no content (e.g. "<b></b>" or "<b />")
**/
private final String[] vRemoveBlanks;
/**
* entities allowed within html markup
**/
private final String[] vAllowedEntities;
/**
* flag determining whether comments are allowed in input String.
*/
private final boolean stripComment;
private final boolean encodeQuotes;
/**
* flag determining whether to try to make tags when presented with "unbalanced" angle brackets (e.g. "<b text </b>"
* becomes "<b> text </b>"). If set to false, unbalanced angle brackets will be html escaped.
*/
private final boolean alwaysMakeTags;
/**
* Default constructor.
*/
public HTMLFilter()
{
vAllowed = new HashMap<>();
final ArrayList<String> a_atts = new ArrayList<>();
a_atts.add("href");
a_atts.add("target");
vAllowed.put("a", a_atts);
final ArrayList<String> img_atts = new ArrayList<>();
img_atts.add("src");
img_atts.add("width");
img_atts.add("height");
img_atts.add("alt");
vAllowed.put("img", img_atts);
final ArrayList<String> no_atts = new ArrayList<>();
vAllowed.put("b", no_atts);
vAllowed.put("strong", no_atts);
vAllowed.put("i", no_atts);
vAllowed.put("em", no_atts);
vSelfClosingTags = new String[] { "img" };
vNeedClosingTags = new String[] { "a", "b", "strong", "i", "em" };
vDisallowed = new String[] {};
vAllowedProtocols = new String[] { "http", "mailto", "https" }; // no ftp.
vProtocolAtts = new String[] { "src", "href" };
vRemoveBlanks = new String[] { "a", "b", "strong", "i", "em" };
vAllowedEntities = new String[] { "amp", "gt", "lt", "quot" };
stripComment = true;
encodeQuotes = true;
alwaysMakeTags = false;
}
/**
* Map-parameter configurable constructor.
*
* @param conf map containing configuration. keys match field names.
*/
@SuppressWarnings("unchecked")
public HTMLFilter(final Map<String, Object> conf)
{
assert conf.containsKey("vAllowed") : "configuration requires vAllowed";
assert conf.containsKey("vSelfClosingTags") : "configuration requires vSelfClosingTags";
assert conf.containsKey("vNeedClosingTags") : "configuration requires vNeedClosingTags";
assert conf.containsKey("vDisallowed") : "configuration requires vDisallowed";
assert conf.containsKey("vAllowedProtocols") : "configuration requires vAllowedProtocols";
assert conf.containsKey("vProtocolAtts") : "configuration requires vProtocolAtts";
assert conf.containsKey("vRemoveBlanks") : "configuration requires vRemoveBlanks";
assert conf.containsKey("vAllowedEntities") : "configuration requires vAllowedEntities";
vAllowed = Collections.unmodifiableMap((HashMap<String, List<String>>) conf.get("vAllowed"));
vSelfClosingTags = (String[]) conf.get("vSelfClosingTags");
vNeedClosingTags = (String[]) conf.get("vNeedClosingTags");
vDisallowed = (String[]) conf.get("vDisallowed");
vAllowedProtocols = (String[]) conf.get("vAllowedProtocols");
vProtocolAtts = (String[]) conf.get("vProtocolAtts");
vRemoveBlanks = (String[]) conf.get("vRemoveBlanks");
vAllowedEntities = (String[]) conf.get("vAllowedEntities");
stripComment = conf.containsKey("stripComment") ? (Boolean) conf.get("stripComment") : true;
encodeQuotes = conf.containsKey("encodeQuotes") ? (Boolean) conf.get("encodeQuotes") : true;
alwaysMakeTags = conf.containsKey("alwaysMakeTags") ? (Boolean) conf.get("alwaysMakeTags") : true;
}
private void reset()
{
vTagCounts.clear();
}
// ---------------------------------------------------------------
// my versions of some PHP library functions
public static String chr(final int decimal)
{
return String.valueOf((char) decimal);
}
public static String htmlSpecialChars(final String s)
{
String result = s;
result = regexReplace(P_AMP, "&amp;", result);
result = regexReplace(P_QUOTE, "&quot;", result);
result = regexReplace(P_LEFT_ARROW, "&lt;", result);
result = regexReplace(P_RIGHT_ARROW, "&gt;", result);
return result;
}
// ---------------------------------------------------------------
/**
* given a user submitted input String, filter out any invalid or restricted html.
*
* @param input text (i.e. submitted by a user) than may contain html
* @return "clean" version of input, with only valid, whitelisted html elements allowed
*/
public String filter(final String input)
{
reset();
String s = input;
s = escapeComments(s);
s = balanceHTML(s);
s = checkTags(s);
s = processRemoveBlanks(s);
// s = validateEntities(s);
return s;
}
public boolean isAlwaysMakeTags()
{
return alwaysMakeTags;
}
public boolean isStripComments()
{
return stripComment;
}
private String escapeComments(final String s)
{
final Matcher m = P_COMMENTS.matcher(s);
final StringBuffer buf = new StringBuffer();
if (m.find())
{
final String match = m.group(1); // (.*?)
m.appendReplacement(buf, Matcher.quoteReplacement("<!--" + htmlSpecialChars(match) + "-->"));
}
m.appendTail(buf);
return buf.toString();
}
private String balanceHTML(String s)
{
if (alwaysMakeTags)
{
//
// try and form html
//
s = regexReplace(P_END_ARROW, "", s);
// 不追加结束标签
s = regexReplace(P_BODY_TO_END, "<$1>", s);
s = regexReplace(P_XML_CONTENT, "$1<$2", s);
}
else
{
//
// escape stray brackets
//
s = regexReplace(P_STRAY_LEFT_ARROW, "&lt;$1", s);
s = regexReplace(P_STRAY_RIGHT_ARROW, "$1$2&gt;<", s);
//
// the last regexp causes '<>' entities to appear
// (we need to do a lookahead assertion so that the last bracket can
// be used in the next pass of the regexp)
//
s = regexReplace(P_BOTH_ARROWS, "", s);
}
return s;
}
private String checkTags(String s)
{
Matcher m = P_TAGS.matcher(s);
final StringBuffer buf = new StringBuffer();
while (m.find())
{
String replaceStr = m.group(1);
replaceStr = processTag(replaceStr);
m.appendReplacement(buf, Matcher.quoteReplacement(replaceStr));
}
m.appendTail(buf);
// these get tallied in processTag
// (remember to reset before subsequent calls to filter method)
final StringBuilder sBuilder = new StringBuilder(buf.toString());
for (String key : vTagCounts.keySet())
{
for (int ii = 0; ii < vTagCounts.get(key); ii++)
{
sBuilder.append("</").append(key).append(">");
}
}
s = sBuilder.toString();
return s;
}
private String processRemoveBlanks(final String s)
{
String result = s;
for (String tag : vRemoveBlanks)
{
if (!P_REMOVE_PAIR_BLANKS.containsKey(tag))
{
P_REMOVE_PAIR_BLANKS.putIfAbsent(tag, Pattern.compile("<" + tag + "(\\s[^>]*)?></" + tag + ">"));
}
result = regexReplace(P_REMOVE_PAIR_BLANKS.get(tag), "", result);
if (!P_REMOVE_SELF_BLANKS.containsKey(tag))
{
P_REMOVE_SELF_BLANKS.putIfAbsent(tag, Pattern.compile("<" + tag + "(\\s[^>]*)?/>"));
}
result = regexReplace(P_REMOVE_SELF_BLANKS.get(tag), "", result);
}
return result;
}
private static String regexReplace(final Pattern regex_pattern, final String replacement, final String s)
{
Matcher m = regex_pattern.matcher(s);
return m.replaceAll(replacement);
}
private String processTag(final String s)
{
// ending tags
Matcher m = P_END_TAG.matcher(s);
if (m.find())
{
final String name = m.group(1).toLowerCase();
if (allowed(name))
{
if (false == inArray(name, vSelfClosingTags))
{
if (vTagCounts.containsKey(name))
{
vTagCounts.put(name, vTagCounts.get(name) - 1);
return "</" + name + ">";
}
}
}
}
// starting tags
m = P_START_TAG.matcher(s);
if (m.find())
{
final String name = m.group(1).toLowerCase();
final String body = m.group(2);
String ending = m.group(3);
// debug( "in a starting tag, name='" + name + "'; body='" + body + "'; ending='" + ending + "'" );
if (allowed(name))
{
final StringBuilder params = new StringBuilder();
final Matcher m2 = P_QUOTED_ATTRIBUTES.matcher(body);
final Matcher m3 = P_UNQUOTED_ATTRIBUTES.matcher(body);
final List<String> paramNames = new ArrayList<>();
final List<String> paramValues = new ArrayList<>();
while (m2.find())
{
paramNames.add(m2.group(1)); // ([a-z0-9]+)
paramValues.add(m2.group(3)); // (.*?)
}
while (m3.find())
{
paramNames.add(m3.group(1)); // ([a-z0-9]+)
paramValues.add(m3.group(3)); // ([^\"\\s']+)
}
String paramName, paramValue;
for (int ii = 0; ii < paramNames.size(); ii++)
{
paramName = paramNames.get(ii).toLowerCase();
paramValue = paramValues.get(ii);
// debug( "paramName='" + paramName + "'" );
// debug( "paramValue='" + paramValue + "'" );
// debug( "allowed? " + vAllowed.get( name ).contains( paramName ) );
if (allowedAttribute(name, paramName))
{
if (inArray(paramName, vProtocolAtts))
{
paramValue = processParamProtocol(paramValue);
}
params.append(' ').append(paramName).append("=\"").append(paramValue).append("\"");
}
}
if (inArray(name, vSelfClosingTags))
{
ending = " /";
}
if (inArray(name, vNeedClosingTags))
{
ending = "";
}
if (ending == null || ending.length() < 1)
{
if (vTagCounts.containsKey(name))
{
vTagCounts.put(name, vTagCounts.get(name) + 1);
}
else
{
vTagCounts.put(name, 1);
}
}
else
{
ending = " /";
}
return "<" + name + params + ending + ">";
}
else
{
return "";
}
}
// comments
m = P_COMMENT.matcher(s);
if (!stripComment && m.find())
{
return "<" + m.group() + ">";
}
return "";
}
private String processParamProtocol(String s)
{
s = decodeEntities(s);
final Matcher m = P_PROTOCOL.matcher(s);
if (m.find())
{
final String protocol = m.group(1);
if (!inArray(protocol, vAllowedProtocols))
{
// bad protocol, turn into local anchor link instead
s = "#" + s.substring(protocol.length() + 1);
if (s.startsWith("#//"))
{
s = "#" + s.substring(3);
}
}
}
return s;
}
private String decodeEntities(String s)
{
StringBuffer buf = new StringBuffer();
Matcher m = P_ENTITY.matcher(s);
while (m.find())
{
final String match = m.group(1);
final int decimal = Integer.decode(match).intValue();
m.appendReplacement(buf, Matcher.quoteReplacement(chr(decimal)));
}
m.appendTail(buf);
s = buf.toString();
buf = new StringBuffer();
m = P_ENTITY_UNICODE.matcher(s);
while (m.find())
{
final String match = m.group(1);
final int decimal = Integer.valueOf(match, 16).intValue();
m.appendReplacement(buf, Matcher.quoteReplacement(chr(decimal)));
}
m.appendTail(buf);
s = buf.toString();
buf = new StringBuffer();
m = P_ENCODE.matcher(s);
while (m.find())
{
final String match = m.group(1);
final int decimal = Integer.valueOf(match, 16).intValue();
m.appendReplacement(buf, Matcher.quoteReplacement(chr(decimal)));
}
m.appendTail(buf);
s = buf.toString();
s = validateEntities(s);
return s;
}
private String validateEntities(final String s)
{
StringBuffer buf = new StringBuffer();
// validate entities throughout the string
Matcher m = P_VALID_ENTITIES.matcher(s);
while (m.find())
{
final String one = m.group(1); // ([^&;]*)
final String two = m.group(2); // (?=(;|&|$))
m.appendReplacement(buf, Matcher.quoteReplacement(checkEntity(one, two)));
}
m.appendTail(buf);
return encodeQuotes(buf.toString());
}
private String encodeQuotes(final String s)
{
if (encodeQuotes)
{
StringBuffer buf = new StringBuffer();
Matcher m = P_VALID_QUOTES.matcher(s);
while (m.find())
{
final String one = m.group(1); // (>|^)
final String two = m.group(2); // ([^<]+?)
final String three = m.group(3); // (<|$)
// 不替换双引号为&quot;，防止json格式无效 regexReplace(P_QUOTE, "&quot;", two)
m.appendReplacement(buf, Matcher.quoteReplacement(one + two + three));
}
m.appendTail(buf);
return buf.toString();
}
else
{
return s;
}
}
private String checkEntity(final String preamble, final String term)
{
return ";".equals(term) && isValidEntity(preamble) ? '&' + preamble : "&amp;" + preamble;
}
private boolean isValidEntity(final String entity)
{
return inArray(entity, vAllowedEntities);
}
private static boolean inArray(final String s, final String[] array)
{
for (String item : array)
{
if (item != null && item.equals(s))
{
return true;
}
}
return false;
}
private boolean allowed(final String name)
{
return (vAllowed.isEmpty() || vAllowed.containsKey(name)) && !inArray(name, vDisallowed);
}
private boolean allowedAttribute(final String name, final String paramName)
{
return allowed(name) && (vAllowed.isEmpty() || vAllowed.get(name).contains(paramName));
}
}

6
ruoyi-gateway/src/main/java/com/ruoyi/gateway/config/properties/CaptchaProperties.java
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@ -17,19 +17,19 @@ public class CaptchaProperties
/**
* 验证码开关
*/
private boolean enabled;
private Boolean enabled;
/**
* 验证码类型（math 数组计算 char 字符）
*/
private String type;
public boolean isEnabled()
public Boolean getEnabled()
{
return enabled;
}
public void setEnabled(boolean enabled)
public void setEnabled(Boolean enabled)
{
this.enabled = enabled;
}

2
ruoyi-gateway/src/main/java/com/ruoyi/gateway/config/properties/IgnoreWhiteProperties.java
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@ -13,7 +13,7 @@ import org.springframework.context.annotation.Configuration;
*/
@Configuration
@RefreshScope
@ConfigurationProperties(prefix = "ignore")
@ConfigurationProperties(prefix = "security.ignore")
public class IgnoreWhiteProperties
{
/**

48
ruoyi-gateway/src/main/java/com/ruoyi/gateway/config/properties/XssProperties.java
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@ -0,0 +1,48 @@
package com.ruoyi.gateway.config.properties;
import java.util.ArrayList;
import java.util.List;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.cloud.context.config.annotation.RefreshScope;
import org.springframework.context.annotation.Configuration;
/**
* XSS跨站脚本配置
*
* @author ruoyi
*/
@Configuration
@RefreshScope
@ConfigurationProperties(prefix = "security.xss")
public class XssProperties
{
/**
* Xss开关
*/
private Boolean enabled;
/**
* 排除路径
*/
private List<String> excludeUrls = new ArrayList<>();
public Boolean getEnabled()
{
return enabled;
}
public void setEnabled(Boolean enabled)
{
this.enabled = enabled;
}
public List<String> getExcludeUrls()
{
return excludeUrls;
}
public void setExcludeUrls(List<String> excludeUrls)
{
this.excludeUrls = excludeUrls;
}
}

5
ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java
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@ -16,6 +16,11 @@ import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
/**
* 获取body请求数据（解决流不能重复读取问题）
*
* @author ruoyi
*/
@Component
public class CacheRequestFilter extends AbstractGatewayFilterFactory<CacheRequestFilter.Config>
{

2
ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/ValidateCodeFilter.java
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@ -47,7 +47,7 @@ public class ValidateCodeFilter extends AbstractGatewayFilterFactory<Object>
ServerHttpRequest request = exchange.getRequest();
// 非登录请求或验证码关闭，不处理
if (!StringUtils.containsIgnoreCase(request.getURI().getPath(), AUTH_URL) || !captchaProperties.isEnabled())
if (!StringUtils.containsIgnoreCase(request.getURI().getPath(), AUTH_URL) || !captchaProperties.getEnabled())
{
return chain.filter(exchange);
}

101
ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/XssFilter.java
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@ -0,0 +1,101 @@
package com.ruoyi.gateway.filter;
import java.nio.charset.StandardCharsets;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.DataBufferUtils;
import org.springframework.core.io.buffer.NettyDataBufferFactory;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.server.reactive.ServerHttpRequest;
import org.springframework.http.server.reactive.ServerHttpRequestDecorator;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.core.utils.html.EscapeUtil;
import com.ruoyi.gateway.config.properties.XssProperties;
import io.netty.buffer.ByteBufAllocator;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
/**
* 跨站脚本过滤器
*
* @author ruoyi
*/
@Component
public class XssFilter implements GlobalFilter, Ordered
{
// 跨站脚本的 xss 配置，nacos自行添加
@Autowired
private XssProperties xss;
@Override
public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain)
{
ServerHttpRequest request = exchange.getRequest();
// GET DELETE 不过滤
HttpMethod method = request.getMethod();
if (method == null || method.matches("GET") || method.matches("DELETE"))
{
return chain.filter(exchange);
}
// excludeUrls 不过滤
String url = request.getURI().getPath();
if (StringUtils.matches(url, xss.getExcludeUrls()))
{
return chain.filter(exchange);
}
ServerHttpRequestDecorator httpRequestDecorator = requestDecorator(exchange);
return chain.filter(exchange.mutate().request(httpRequestDecorator).build());
}
private ServerHttpRequestDecorator requestDecorator(ServerWebExchange exchange)
{
ServerHttpRequestDecorator serverHttpRequestDecorator = new ServerHttpRequestDecorator(exchange.getRequest())
{
@Override
public Flux<DataBuffer> getBody()
{
Flux<DataBuffer> body = super.getBody();
return body.map(dataBuffer -> {
byte[] content = new byte[dataBuffer.readableByteCount()];
dataBuffer.read(content);
DataBufferUtils.release(dataBuffer);
String bodyStr = new String(content, StandardCharsets.UTF_8);
// 防xss攻击过滤
bodyStr = EscapeUtil.clean(bodyStr);
// 转成字节
byte[] bytes = bodyStr.getBytes();
NettyDataBufferFactory nettyDataBufferFactory = new NettyDataBufferFactory(ByteBufAllocator.DEFAULT);
DataBuffer buffer = nettyDataBufferFactory.allocateBuffer(bytes.length);
buffer.write(bytes);
return buffer;
});
}
@Override
public HttpHeaders getHeaders()
{
HttpHeaders httpHeaders = new HttpHeaders();
httpHeaders.putAll(super.getHeaders());
// 由于修改了请求体的body，导致content-length长度不确定，因此需要删除原先的content-length
httpHeaders.remove(HttpHeaders.CONTENT_LENGTH);
httpHeaders.set(HttpHeaders.TRANSFER_ENCODING, "chunked");
return httpHeaders;
}
};
return serverHttpRequestDecorator;
}
@Override
public int getOrder()
{
return -100;
}
}

2
ruoyi-gateway/src/main/java/com/ruoyi/gateway/service/impl/ValidateCodeServiceImpl.java
Unescape View File

@ -46,7 +46,7 @@ public class ValidateCodeServiceImpl implements ValidateCodeService
public AjaxResult createCapcha() throws IOException, CaptchaException
{
AjaxResult ajax = AjaxResult.success();
boolean captchaOnOff = captchaProperties.isEnabled();
boolean captchaOnOff = captchaProperties.getEnabled();
ajax.put("captchaOnOff", captchaOnOff);
if (!captchaOnOff)
{

2
sql/ry_config_20210727.sql → sql/ry_config_20210728.sql
Unescape View File

@ -33,7 +33,7 @@ CREATE TABLE `config_info` (
insert into config_info(id, data_id, group_id, content, md5, gmt_create, gmt_modified, src_user, src_ip, app_name, tenant_id, c_desc, c_use, effect, type, c_schema) values
(1,'application-dev.yml','DEFAULT_GROUP','spring:\n main:\n allow-bean-definition-overriding: true\n autoconfigure:\n exclude: com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure\n\n#请求处理的超时时间\nribbon:\n ReadTimeout: 10000\n ConnectTimeout: 10000\n\n# feign 配置\nfeign:\n sentinel:\n enabled: true\n okhttp:\n enabled: true\n httpclient:\n enabled: false\n client:\n config:\n default:\n connectTimeout: 10000\n readTimeout: 10000\n compression:\n request:\n enabled: true\n response:\n enabled: true\n\n# 暴露监控端点\nmanagement:\n endpoints:\n web:\n exposure:\n include: \'*\'\n','c07e6f7321493f6d5390d0a08bffb75a','2019-11-29 16:31:20','2020-12-21 15:29:24',NULL,'0:0:0:0:0:0:0:1','','','通用配置','null','null','yaml','null'),
(2,'ruoyi-gateway-dev.yml','DEFAULT_GROUP','spring:\n redis:\n host: localhost\n port: 6379\n password: \n cloud:\n gateway:\n discovery:\n locator:\n lowerCaseServiceId: true\n enabled: true\n routes:\n # 认证中心\n - id: ruoyi-auth\n uri: lb://ruoyi-auth\n predicates:\n - Path=/auth/**\n filters:\n # 验证码处理\n - CacheRequestFilter\n - ValidateCodeFilter\n - StripPrefix=1\n # 代码生成\n - id: ruoyi-gen\n uri: lb://ruoyi-gen\n predicates:\n - Path=/code/**\n filters:\n - StripPrefix=1\n # 定时任务\n - id: ruoyi-job\n uri: lb://ruoyi-job\n predicates:\n - Path=/schedule/**\n filters:\n - StripPrefix=1\n # 系统模块\n - id: ruoyi-system\n uri: lb://ruoyi-system\n predicates:\n - Path=/system/**\n filters:\n - StripPrefix=1\n # 文件服务\n - id: ruoyi-file\n uri: lb://ruoyi-file\n predicates:\n - Path=/file/**\n filters:\n - StripPrefix=1\n# 安全配置\nsecurity:\n captcha:\n # 验证码开关\n enabled: true\n # 验证码类型\n type: math\n\n# 不校验白名单\nignore:\n whites:\n - /auth/logout\n - /auth/login\n - /*/v2/api-docs\n - /csrf\n','0cc99b85be8777f39a786cbb88206a58','2020-05-14 14:17:55','2021-07-27 12:31:59',NULL,'0:0:0:0:0:0:0:1','','','网关模块','null','null','yaml','null'),
(2,'ruoyi-gateway-dev.yml','DEFAULT_GROUP','spring:\n redis:\n host: localhost\n port: 6379\n password: \n cloud:\n gateway:\n discovery:\n locator:\n lowerCaseServiceId: true\n enabled: true\n routes:\n # 认证中心\n - id: ruoyi-auth\n uri: lb://ruoyi-auth\n predicates:\n - Path=/auth/**\n filters:\n # 验证码处理\n - CacheRequestFilter\n - ValidateCodeFilter\n - StripPrefix=1\n # 代码生成\n - id: ruoyi-gen\n uri: lb://ruoyi-gen\n predicates:\n - Path=/code/**\n filters:\n - StripPrefix=1\n # 定时任务\n - id: ruoyi-job\n uri: lb://ruoyi-job\n predicates:\n - Path=/schedule/**\n filters:\n - StripPrefix=1\n # 系统模块\n - id: ruoyi-system\n uri: lb://ruoyi-system\n predicates:\n - Path=/system/**\n filters:\n - StripPrefix=1\n # 文件服务\n - id: ruoyi-file\n uri: lb://ruoyi-file\n predicates:\n - Path=/file/**\n filters:\n - StripPrefix=1\n\n# 安全配置\nsecurity:\n # 验证码\n captcha:\n enabled: true\n type: math\n # 防止XSS攻击\n xss:\n enabled: true\n excludeUrls:\n - /system/notice\n # 不校验白名单\n ignore:\n whites:\n - /auth/logout\n - /auth/login\n - /*/v2/api-docs\n - /csrf\n','4222c4f41631529567d83a6d8c1ba6d4','2020-05-14 14:17:55','2021-07-27 13:47:39',NULL,'0:0:0:0:0:0:0:1','','','网关模块','null','null','yaml','null'),
(3,'ruoyi-auth-dev.yml','DEFAULT_GROUP','spring: \r\n redis:\r\n host: localhost\r\n port: 6379\r\n password: \r\n','b7354e1eb62c2d846d44a796d9ec6930','2020-11-20 00:00:00','2021-02-28 21:06:58',NULL,'0:0:0:0:0:0:0:1','','','认证中心','null','null','yaml','null'),
(4,'ruoyi-monitor-dev.yml','DEFAULT_GROUP','# spring\r\nspring: \r\n security:\r\n user:\r\n name: ruoyi\r\n password: 123456\r\n boot:\r\n admin:\r\n ui:\r\n title: 若依服务状态监控\r\n','d8997d0707a2fd5d9fc4e8409da38129','2020-11-20 00:00:00','2020-12-21 16:28:07',NULL,'0:0:0:0:0:0:0:1','','','监控中心','null','null','yaml','null'),
(5,'ruoyi-system-dev.yml','DEFAULT_GROUP','# spring配置\r\nspring: \r\n redis:\r\n host: localhost\r\n port: 6379\r\n password: \r\n datasource:\r\n druid:\r\n stat-view-servlet:\r\n enabled: true\r\n loginUsername: admin\r\n loginPassword: 123456\r\n dynamic:\r\n druid:\r\n initial-size: 5\r\n min-idle: 5\r\n maxActive: 20\r\n maxWait: 60000\r\n timeBetweenEvictionRunsMillis: 60000\r\n minEvictableIdleTimeMillis: 300000\r\n validationQuery: SELECT 1 FROM DUAL\r\n testWhileIdle: true\r\n testOnBorrow: false\r\n testOnReturn: false\r\n poolPreparedStatements: true\r\n maxPoolPreparedStatementPerConnectionSize: 20\r\n filters: stat,slf4j\r\n connectionProperties: druid.stat.mergeSql\\=true;druid.stat.slowSqlMillis\\=5000\r\n datasource:\r\n # 主库数据源\r\n master:\r\n driver-class-name: com.mysql.cj.jdbc.Driver\r\n url: jdbc:mysql://localhost:3306/ry-cloud?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8\r\n username: root\r\n password: password\r\n # 从库数据源\r\n # slave:\r\n # username: \r\n # password: \r\n # url: \r\n # driver-class-name: \r\n # seata: true # 开启seata代理，开启后默认每个数据源都代理，如果某个不需要代理可单独关闭\r\n\r\n# seata配置\r\nseata:\r\n # 默认关闭，如需启用spring.datasource.dynami.seata需要同时开启\r\n enabled: false\r\n # Seata 应用编号，默认为 ${spring.application.name}\r\n application-id: ${spring.application.name}\r\n # Seata 事务组编号，用于 TC 集群名\r\n tx-service-group: ${spring.application.name}-group\r\n # 关闭自动代理\r\n enable-auto-data-source-proxy: false\r\n # 服务配置项\r\n service:\r\n # 虚拟组和分组的映射\r\n vgroup-mapping:\r\n ruoyi-system-group: default\r\n config:\r\n type: nacos\r\n nacos:\r\n serverAddr: 127.0.0.1:8848\r\n group: SEATA_GROUP\r\n namespace:\r\n registry:\r\n type: nacos\r\n nacos:\r\n application: seata-server\r\n server-addr: 127.0.0.1:8848\r\n namespace:\r\n\r\n# mybatis配置\r\nmybatis:\r\n # 搜索指定包别名\r\n typeAliasesPackage: com.ruoyi.system\r\n # 配置mapper的扫描，找到所有的mapper.xml映射文件\r\n mapperLocations: classpath:mapper/**/*.xml\r\n\r\n# swagger配置\r\nswagger:\r\n title: 系统模块接口文档\r\n license: Powered By ruoyi\r\n licenseUrl: https://ruoyi.vip','ac8913dee679e65bb7d482df5f267d4e','2020-11-20 00:00:00','2021-01-27 10:42:25',NULL,'0:0:0:0:0:0:0:1','','','系统模块','null','null','yaml','null'),
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