Author: markt Date: Wed Sep 21 13:34:36 2016 New Revision: 1761736 URL: http://svn.apache.org/viewvc?rev=1761736&view=rev Log: Fix https://bz.apache.org/bugzilla/show_bug.cgi?id=60013 Refactor the previous fix to align the behaviour of the Rewrite Valve with mod_rewite. As part of this, provide an implementation for the B and NE flags and improve the handling for the QSA flag. Includes multiple test cases by Santhana Preethiand a patch by Tiago Oliveira.
Modified: tomcat/tc8.0.x/trunk/ (props changed) tomcat/tc8.0.x/trunk/build.xml tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Resolver.java tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/ResolverImpl.java tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteRule.java tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteValve.java tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Substitution.java tomcat/tc8.0.x/trunk/test/org/apache/catalina/valves/rewrite/TestRewriteValve.java tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml Propchange: tomcat/tc8.0.x/trunk/ ------------------------------------------------------------------------------ --- svn:mergeinfo (original) +++ svn:mergeinfo Wed Sep 21 13:34:36 2016 @@ -1,2 +1,2 @@ /tomcat/tc8.5.x/trunk:1735042,1737966,1743139-1743140,1744151,1747537,1747925,1748002,1754614,1754643 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,1740803,1740810,1740980,1740991,1741015,1741147,1741173,1741181,1741190,1741202,1741208,1741213,1741221,1741225,1741232,1741409,1741677,1741892,1741896,1742071,1742090,1742093,1742101,1742105,1742111,1742146,1742166,1742181,1742184,1742187,1742246,1742248-1742251,1742263-1742264,1742268,1742276,1742369,1742387,1742448,1742919,1742975,1742984,1742986,1743117,1743124-1743125,1743134,1743425,1743554,1743679,1743696-1743697,1743700-1743701,1744058,1744064-1744065,1744125,1744194,1744229,1744270,1744323,1744432,1744684,1744697,1744705,1744760,1745227,1745337,1746306,1746427,1746473,1746620,1746649,1746724,1746939,1746989,1747536,1747924,1748001,1748547,1748629,1748715,1749287,1749328,1749665-1749666,1750015,1750056,1750899,1750975,1750995,1751061,1751097,1752212,1752737,1753078,1753080,1753358,1753363,1754111,1754140-1754141,1754281,1754310,1754445,1754467,1754494,1754496,1754528,1754532-1754533,1754613,1754714,1754874,1754941,1754944,1754950-1754951,1755214,1755224,1755230,1755646-1755 647,1755650,1755675,1755693,1755717,1755884,1755890,1755918-1755919,1755942,1756013,1756019,1756039,1756408,1756410,1756898,1756939,1757123-1757124,1757126,1757128,1757132-1757133,1757167-1757168,1757175,1757180,1757182,1757195,1757271,1757278,1757347,1757353-1757354,1757363,1757374,1757399,1757406,1757408,1757495,1757499,1757527,1757997,1758072-1758075,1758078-1758079,1758292,1758369,1758423,1758425-1758427,1758430,1758486-1758487,1758499,1758556,1758582,1758584,1758588,1758842,1759019,1759224,1759227,1759252,1759274,1759513-1759516,1759611,1760022,1760300,1760397,1760446,1760454,1760640,1760648,1761057,1761491,1761498,1761500-1761501,1761550,1761625-1761626,1761628,1761682 Modified: tomcat/tc8.0.x/trunk/build.xml URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/build.xml?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/build.xml (original) +++ tomcat/tc8.0.x/trunk/build.xml Wed Sep 21 13:34:36 2016 @@ -1430,6 +1430,7 @@ threads="${test.threads}" > <jvmarg value="${test.jvmarg.egd}"/> + <jvmarg value="-Dfile.encoding=UTF-8"/> <jvmarg value="-Djava.library.path=${test.apr.loc}"/> <jvmarg value="${test.formatter}"/> <jvmarg value="-Djava.net.preferIPv4Stack=${java.net.preferIPv4Stack}"/> Modified: tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Resolver.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Resolver.java?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Resolver.java (original) +++ tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Resolver.java Wed Sep 21 13:34:36 2016 @@ -33,4 +33,6 @@ public abstract class Resolver { public abstract String resolveHttp(String key); public abstract boolean resolveResource(int type, String name); + + public abstract String getUriEncoding(); } Modified: tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/ResolverImpl.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/ResolverImpl.java?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/ResolverImpl.java (original) +++ tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/ResolverImpl.java Wed Sep 21 13:34:36 2016 @@ -177,4 +177,9 @@ public class ResolverImpl extends Resolv return value; } } + + @Override + public String getUriEncoding() { + return request.getConnector().getURIEncoding(); + } } Modified: tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteRule.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteRule.java?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteRule.java (original) +++ tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteRule.java Wed Sep 21 13:34:36 2016 @@ -37,6 +37,7 @@ public class RewriteRule { substitution = new Substitution(); substitution.setSub(substitutionString); substitution.parse(maps); + substitution.setEscapeBackReferences(isEscapeBackReferences()); } // Parse the pattern int flags = 0; @@ -150,6 +151,8 @@ public class RewriteRule { } + private boolean escapeBackReferences = false; + /** * This flag chains the current rule with the next rule (which itself * can be chained with the following rule, etc.). This has the following @@ -324,6 +327,13 @@ public class RewriteRule { */ protected boolean type = false; protected String typeValue = null; + + public boolean isEscapeBackReferences() { + return escapeBackReferences; + } + public void setEscapeBackReferences(boolean escapeBackReferences) { + this.escapeBackReferences = escapeBackReferences; + } public boolean isChain() { return chain; } Modified: tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteValve.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteValve.java?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteValve.java (original) +++ tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/RewriteValve.java Wed Sep 21 13:34:36 2016 @@ -23,6 +23,7 @@ import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.StringReader; +import java.net.URLDecoder; import java.nio.charset.StandardCharsets; import java.util.ArrayList; import java.util.Hashtable; @@ -53,12 +54,42 @@ import org.apache.tomcat.util.http.Reque public class RewriteValve extends ValveBase { - private static final URLEncoder QUERY_STRING_ENCODER; - + static URLEncoder ENCODER = new URLEncoder(); static { - QUERY_STRING_ENCODER = new URLEncoder(); - QUERY_STRING_ENCODER.addSafeCharacter('='); - QUERY_STRING_ENCODER.addSafeCharacter('&'); + /* + * Replicates httpd's encoding + * Primarily aimed at encoding URI paths, so from the spec: + * + * pchar = unreserved / pct-encoded / sub-delims / ":" / "@" + * + * unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~" + * + * sub-delims = "!" / "$" / "&" / "'" / "(" / ")" + * / "*" / "+" / "," / ";" / "=" + */ + // ALPHA and DIGIT are always treated as safe characters + // Add the remaining unreserved characters + ENCODER.addSafeCharacter('-'); + ENCODER.addSafeCharacter('.'); + ENCODER.addSafeCharacter('_'); + ENCODER.addSafeCharacter('~'); + // Add the sub-delims + ENCODER.addSafeCharacter('!'); + ENCODER.addSafeCharacter('$'); + ENCODER.addSafeCharacter('&'); + ENCODER.addSafeCharacter('\''); + ENCODER.addSafeCharacter('('); + ENCODER.addSafeCharacter(')'); + ENCODER.addSafeCharacter('*'); + ENCODER.addSafeCharacter('+'); + ENCODER.addSafeCharacter(','); + ENCODER.addSafeCharacter(';'); + ENCODER.addSafeCharacter('='); + // Add the remaining literals + ENCODER.addSafeCharacter(':'); + ENCODER.addSafeCharacter('@'); + // Add '/' so it isn't encoded when we encode a path + ENCODER.addSafeCharacter('/'); } @@ -292,15 +323,19 @@ public class RewriteValve extends ValveB // As long as MB isn't a char sequence or affiliated, this has to be // converted to a string - MessageBytes urlMB = context ? request.getRequestPathMB() : request.getDecodedRequestURIMB(); + String uriEncoding = request.getConnector().getURIEncoding(); + String originalQueryStringEncoded = request.getQueryString(); + MessageBytes urlMB = + context ? request.getRequestPathMB() : request.getDecodedRequestURIMB(); urlMB.toChars(); - CharSequence url = urlMB.getCharChunk(); + CharSequence urlDecoded = urlMB.getCharChunk(); CharSequence host = request.getServerName(); boolean rewritten = false; boolean done = false; + boolean qsa = false; for (int i = 0; i < rules.length; i++) { RewriteRule rule = rules[i]; - CharSequence test = (rule.isHost()) ? host : url; + CharSequence test = (rule.isHost()) ? host : urlDecoded; CharSequence newtest = rule.evaluate(test, resolver); if (newtest != null && !test.equals(newtest.toString())) { if (container.getLogger().isDebugEnabled()) { @@ -310,11 +345,18 @@ public class RewriteValve extends ValveB if (rule.isHost()) { host = newtest; } else { - url = newtest; + urlDecoded = newtest; } rewritten = true; } + // Check QSA before the final reply + if (!qsa && newtest != null && rule.isQsappend()) { + // TODO: This logic will need some tweaks if we add QSD + // support + qsa = true; + } + // Final reply // - forbidden @@ -329,49 +371,66 @@ public class RewriteValve extends ValveB done = true; break; } + // - redirect (code) if (rule.isRedirect() && newtest != null) { - // append the query string to the url if there is one and it hasn't been rewritten - String originalQueryString = request.getQueryString(); - StringBuffer urlString = new StringBuffer(url); - int index = urlString.indexOf("?"); - String encodedUrl; + // Append the query string to the url if there is one and it + // hasn't been rewritten + String urlStringDecoded = urlDecoded.toString(); + int index = urlStringDecoded.indexOf("?"); + String rewrittenQueryStringDecoded; if (index == -1) { - encodedUrl = URLEncoder.DEFAULT.encode(urlString.toString(), "UTF-8"); - urlString.setLength(0); - urlString.append(encodedUrl); + rewrittenQueryStringDecoded = null; } else { - encodedUrl = URLEncoder.DEFAULT.encode( - urlString.substring(0, index), "UTF-8"); - urlString.delete(0, index); - urlString.insert(0, encodedUrl); - } - if (originalQueryString != null && originalQueryString.length() > 0) { - if (index != -1) { - // if qsa is specified append the query - if (rule.isQsappend()) { - urlString.append('&'); - urlString.append(originalQueryString); - } - // if the ? is the last character delete it, its only purpose was to - // prevent the rewrite module from appending the query string - else if (index == urlString.length() - 1) { - urlString.deleteCharAt(index); - } + rewrittenQueryStringDecoded = urlStringDecoded.substring(index + 1); + urlStringDecoded = urlStringDecoded.substring(0, index); + } + + StringBuffer urlStringEncoded = + new StringBuffer(ENCODER.encode(urlStringDecoded, uriEncoding)); + if (originalQueryStringEncoded != null && + originalQueryStringEncoded.length() > 0) { + if (rewrittenQueryStringDecoded == null) { + urlStringEncoded.append('?'); + urlStringEncoded.append(originalQueryStringEncoded); } else { - urlString.append('?'); - urlString.append(originalQueryString); + if (qsa) { + // if qsa is specified append the query + urlStringEncoded.append('?'); + urlStringEncoded.append( + ENCODER.encode(rewrittenQueryStringDecoded, uriEncoding)); + urlStringEncoded.append('&'); + urlStringEncoded.append(originalQueryStringEncoded); + } else if (index == urlStringEncoded.length() - 1) { + // if the ? is the last character delete it, its only purpose was to + // prevent the rewrite module from appending the query string + urlStringEncoded.deleteCharAt(index); + } else { + urlStringEncoded.append('?'); + urlStringEncoded.append( + ENCODER.encode(rewrittenQueryStringDecoded, uriEncoding)); + } } + } else if (rewrittenQueryStringDecoded != null) { + urlStringEncoded.append('?'); + urlStringEncoded.append( + ENCODER.encode(rewrittenQueryStringDecoded, uriEncoding)); } // Insert the context if // 1. this valve is associated with a context // 2. the url starts with a leading slash // 3. the url isn't absolute - if (context && urlString.charAt(0) == '/' && !UriUtil.hasScheme(urlString)) { - urlString.insert(0, request.getContext().getEncodedPath()); + if (context && urlStringEncoded.charAt(0) == '/' && + !UriUtil.hasScheme(urlStringEncoded)) { + urlStringEncoded.insert(0, request.getContext().getEncodedPath()); + } + if (rule.isNoescape()) { + response.sendRedirect( + URLDecoder.decode(urlStringEncoded.toString(), uriEncoding)); + } else { + response.sendRedirect(urlStringEncoded.toString()); } - response.sendRedirect(urlString.toString()); response.setStatus(rule.getRedirectCode()); done = true; break; @@ -401,14 +460,6 @@ public class RewriteValve extends ValveB if (rule.isType() && newtest != null) { request.setContentType(rule.getTypeValue()); } - // - qsappend - if (rule.isQsappend() && newtest != null) { - String queryString = request.getQueryString(); - String urlString = url.toString(); - if (urlString.indexOf('?') != -1 && queryString != null) { - url = urlString + "&" + queryString; - } - } // Control flow processing @@ -441,45 +492,54 @@ public class RewriteValve extends ValveB if (rewritten) { if (!done) { // See if we need to replace the query string - String urlString = url.toString(); - String queryString = null; - int queryIndex = urlString.indexOf('?'); + String urlStringDecoded = urlDecoded.toString(); + String queryStringDecoded = null; + int queryIndex = urlStringDecoded.indexOf('?'); if (queryIndex != -1) { - queryString = urlString.substring(queryIndex+1); - urlString = urlString.substring(0, queryIndex); + queryStringDecoded = urlStringDecoded.substring(queryIndex+1); + urlStringDecoded = urlStringDecoded.substring(0, queryIndex); } - // Set the new 'original' URI + // Save the current context path before re-writing starts String contextPath = null; if (context) { contextPath = request.getContextPath(); } + // Populated the encoded (i.e. undecoded) requestURI request.getCoyoteRequest().requestURI().setString(null); CharChunk chunk = request.getCoyoteRequest().requestURI().getCharChunk(); chunk.recycle(); if (context) { + // This is neither decoded nor normalized chunk.append(contextPath); } - chunk.append(URLEncoder.DEFAULT.encode(urlString, "UTF-8")); + chunk.append(ENCODER.encode(urlStringDecoded, uriEncoding)); request.getCoyoteRequest().requestURI().toChars(); // Decoded and normalized URI + // Rewriting may have denormalized the URL + urlStringDecoded = RequestUtil.normalize(urlStringDecoded); request.getCoyoteRequest().decodedURI().setString(null); chunk = request.getCoyoteRequest().decodedURI().getCharChunk(); chunk.recycle(); if (context) { - chunk.append(contextPath); + // This is decoded and normalized + chunk.append(request.getServletContext().getContextPath()); } - chunk.append(RequestUtil.normalize(urlString)); + chunk.append(urlStringDecoded); request.getCoyoteRequest().decodedURI().toChars(); // Set the new Query if there is one - if (queryString != null) { - // TODO: This isn't perfect. There are some edge cases - // that can only be handled if RewriteValve works - // with the original (undecoded) URI + if (queryStringDecoded != null) { request.getCoyoteRequest().queryString().setString(null); chunk = request.getCoyoteRequest().queryString().getCharChunk(); chunk.recycle(); - chunk.append(QUERY_STRING_ENCODER.encode(queryString, "UTF-8")); - request.getCoyoteRequest().queryString().toChars(); + chunk.append(ENCODER.encode(queryStringDecoded, uriEncoding)); + if (qsa && originalQueryStringEncoded != null && + originalQueryStringEncoded.length() > 0) { + chunk.append('&'); + chunk.append(originalQueryStringEncoded); + } + if (!chunk.isNull()) { + request.getCoyoteRequest().queryString().toChars(); + } } // Set the new host if it changed if (!host.equals(request.getServerName())) { @@ -665,7 +725,9 @@ public class RewriteValve extends ValveB * @param flag */ protected static void parseRuleFlag(String line, RewriteRule rule, String flag) { - if (flag.equals("chain") || flag.equals("C")) { + if (flag.equals("B")) { + rule.setEscapeBackReferences(true); + } else if (flag.equals("chain") || flag.equals("C")) { rule.setChain(true); } else if (flag.startsWith("cookie=") || flag.startsWith("CO=")) { rule.setCookie(true); Modified: tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Substitution.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Substitution.java?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Substitution.java (original) +++ tomcat/tc8.0.x/trunk/java/org/apache/catalina/valves/rewrite/Substitution.java Wed Sep 21 13:34:36 2016 @@ -40,7 +40,15 @@ public class Substitution { public int n; @Override public String evaluate(Matcher rule, Matcher cond, Resolver resolver) { - return rule.group(n); + if (escapeBackReferences) { + // Note: This should be consistent with the way httpd behaves. + // We might want to consider providing a dedicated decoder + // with an option to add additional safe characters to + // provide users with more flexibility + return RewriteValve.ENCODER.encode(rule.group(n), resolver.getUriEncoding()); + } else { + return rule.group(n); + } } } @@ -105,6 +113,11 @@ public class Substitution { public String getSub() { return sub; } public void setSub(String sub) { this.sub = sub; } + private boolean escapeBackReferences; + void setEscapeBackReferences(boolean escapeBackReferences) { + this.escapeBackReferences = escapeBackReferences; + } + public void parse(Map<String, RewriteMap> maps) { ArrayList<SubstitutionElement> elements = new ArrayList<>(); Modified: tomcat/tc8.0.x/trunk/test/org/apache/catalina/valves/rewrite/TestRewriteValve.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/test/org/apache/catalina/valves/rewrite/TestRewriteValve.java?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/test/org/apache/catalina/valves/rewrite/TestRewriteValve.java (original) +++ tomcat/tc8.0.x/trunk/test/org/apache/catalina/valves/rewrite/TestRewriteValve.java Wed Sep 21 13:34:36 2016 @@ -27,6 +27,15 @@ import org.apache.catalina.startup.Tomca import org.apache.catalina.startup.TomcatBaseTest; import org.apache.tomcat.util.buf.ByteChunk; +/* + * Implementation note: + * + * A number of these tests involve the rewrite valve returning a HTTP Location + * header that include un-encoded UTF-8 bytes. How the HTTP client handles these + * depends on the default character encoding configured for the JVM running the + * test. The tests expect the client to be configured with UTF-8 as the default + * encoding. Use of any other encoding is likely to lead to test failures. + */ public class TestRewriteValve extends TomcatBaseTest { @Test @@ -75,13 +84,15 @@ public class TestRewriteValve extends To @Test public void testRewriteEnvVarAndServerVar() throws Exception { System.setProperty("some_variable", "something"); - doTestRewrite("RewriteRule /b/(.*).html$ /c/%{ENV:some_variable}%{SERVLET_PATH}", "/b/x.html", "/c/something/b/x.html"); + doTestRewrite("RewriteRule /b/(.*).html$ /c/%{ENV:some_variable}%{SERVLET_PATH}", + "/b/x.html", "/c/something/b/x.html"); } @Test public void testRewriteServerVarAndEnvVar() throws Exception { System.setProperty("some_variable", "something"); - doTestRewrite("RewriteRule /b/(.*).html$ /c%{SERVLET_PATH}/%{ENV:some_variable}", "/b/x.html", "/c/b/x.html/something"); + doTestRewrite("RewriteRule /b/(.*).html$ /c%{SERVLET_PATH}/%{ENV:some_variable}", + "/b/x.html", "/c/b/x.html/something"); } @Test @@ -90,7 +101,7 @@ public class TestRewriteValve extends To doTestRewrite("RewriteRule /b/(.*).html$ /c%_{SERVLET_PATH}", "/b/x.html", "/c"); Assert.fail("IAE expected."); } catch (java.lang.IllegalArgumentException e) { - // excpected as %_{ is invalid + // expected as %_{ is invalid } } @@ -100,7 +111,7 @@ public class TestRewriteValve extends To doTestRewrite("RewriteRule /b/(.*).html$ /c$_{SERVLET_PATH}", "/b/x.html", "/c"); Assert.fail("IAE expected."); } catch (java.lang.IllegalArgumentException e) { - // excpected as $_{ is invalid + // expected as $_{ is invalid } } @@ -129,20 +140,332 @@ public class TestRewriteValve extends To } @Test + public void testQueryStringRemove() throws Exception { + doTestRewrite("RewriteRule ^/b/(.*) /c/$1?", "/b/d?=1", "/c/d", null); + } + + @Test public void testNonAsciiQueryString() throws Exception { - doTestRewrite("RewriteRule ^/b/(.*) /c?$1", "/b/id=%E5%9C%A8%E7%BA%BF%E6%B5%8B%E8%AF%95", + doTestRewrite("RewriteRule ^/b/(.*) /c?$1", + "/b/id=%E5%9C%A8%E7%BA%BF%E6%B5%8B%E8%AF%95", "/c", "id=%E5%9C%A8%E7%BA%BF%E6%B5%8B%E8%AF%95"); } @Test - public void testNonAsciiQueryStringAndRedirectPath() throws Exception { - doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/$1?$2", "/b/%E5%9C%A8%E7%BA%BF/id=%E6%B5%8B%E8%AF%95", + public void testNonAsciiQueryStringAndPath() throws Exception { + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/$1?$2", + "/b/%E5%9C%A8%E7%BA%BF/id=%E6%B5%8B%E8%AF%95", "/c/%E5%9C%A8%E7%BA%BF", "id=%E6%B5%8B%E8%AF%95"); } @Test + public void testNonAsciiQueryStringAndRedirect() throws Exception { + doTestRewrite("RewriteRule ^/b/(.*) /c?$1 [R]", + "/b/id=%E5%9C%A8%E7%BA%BF%E6%B5%8B%E8%AF%95", + "/c", "id=%E5%9C%A8%E7%BA%BF%E6%B5%8B%E8%AF%95"); + } + + + @Test + public void testNonAsciiQueryStringAndPathAndRedirect() throws Exception { + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/$1?$2 [R]", + "/b/%E5%9C%A8%E7%BA%BF/id=%E6%B5%8B%E8%AF%95", + "/c/%E5%9C%A8%E7%BA%BF", "id=%E6%B5%8B%E8%AF%95"); + } + + + @Test + public void testNonAsciiQueryStringWithB() throws Exception { + doTestRewrite("RewriteRule ^/b/(.*)/id=(.*) /c?filename=$1&id=$2 [B]", + "/b/file01/id=%E5%9C%A8%E7%BA%BF%E6%B5%8B%E8%AF%95", "/c", + "filename=file01&id=%25E5%259C%25A8%25E7%25BA%25BF%25E6%25B5%258B%25E8%25AF%2595"); + } + + + @Test + public void testNonAsciiQueryStringAndPathAndRedirectWithB() throws Exception { + // Note the double encoding of the result (httpd produces the same result) + doTestRewrite("RewriteRule ^/b/(.*)/(.*)/id=(.*) /c/$1?filename=$2&id=$3 [B,R]", + "/b/%E5%9C%A8%E7%BA%BF/file01/id=%E6%B5%8B%E8%AF%95", + "/c/%25E5%259C%25A8%25E7%25BA%25BF", + "filename=file01&id=%25E6%25B5%258B%25E8%25AF%2595"); + } + + + @Test + public void testUtf8WithBothQsFlagsNone() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [B]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%25C2%25A1", "id=%25C2%25A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsR() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsRB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,B]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%25C2%25A1", "id=%25C2%25A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsRNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,NE]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/\u00C2\u00A1\u00C2\u00A1", "id=\u00C2\u00A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsRBNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,B,NE]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/\u00C2\u00A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsBQSA() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [B,QSA]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%25C2%25A1", + "id=%25C2%25A1&di=%C2%AE"); + } + + + @Test + public void testUtf8WithBothQsFlagsRQSA() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,QSA]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%C2%A1", + "id=%C2%A1&di=%C2%AE"); + } + + + @Test + public void testUtf8WithBothQsFlagsRBQSA() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,B,QSA]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%25C2%25A1", + "id=%25C2%25A1&di=%C2%AE"); + } + + + @Test + public void testUtf8WithBothQsFlagsRNEQSA() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,NE,QSA]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/\u00C2\u00A1\u00C2\u00A1", + "id=\u00C2\u00A1&di=\u00C2\u00AE"); + } + + + @Test + public void testUtf8WithBothQsFlagsRBNEQSA() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,B,NE,QSA]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/\u00C2\u00A1%C2%A1", + "id=%C2%A1&di=\u00C2\u00AE"); + } + + + @Test + public void testUtf8WithOriginalQsFlagsNone() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1", + "/b/%C2%A1?id=%C2%A1", "/c/%C2%A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithOriginalQsFlagsB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [B]", + "/b/%C2%A1?id=%C2%A1", "/c/%C2%A1%25C2%25A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithOriginalQsFlagsR() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R]", + "/b/%C2%A1?id=%C2%A1", "/c/%C2%A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithOriginalQsFlagsRB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R,B]", + "/b/%C2%A1?id=%C2%A1", "/c/%C2%A1%25C2%25A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithOriginalQsFlagsRNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R,NE]", + "/b/%C2%A1?id=%C2%A1", "/c/\u00C2\u00A1\u00C2\u00A1", "id=\u00C2\u00A1"); + } + + + @Test + public void testUtf8WithOriginalQsFlagsRBNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R,B,NE]", + "/b/%C2%A1?id=%C2%A1", "/c/\u00C2\u00A1%C2%A1", "id=\u00C2\u00A1"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsNone() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2", + "/b/%C2%A1/id=%C2%A1", "/c/%C2%A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [B]", + "/b/%C2%A1/id=%C2%A1", "/c/%C2%A1%25C2%25A1", "id=%25C2%25A1"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsR() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R]", + "/b/%C2%A1/id=%C2%A1", "/c/%C2%A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithBothQsFlagsQSA() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [QSA]", + "/b/%C2%A1/id=%C2%A1?di=%C2%AE", "/c/%C2%A1%C2%A1", + "id=%C2%A1&di=%C2%AE"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsRB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,B]", + "/b/%C2%A1/id=%C2%A1", "/c/%C2%A1%25C2%25A1", "id=%25C2%25A1"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsRNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,NE]", + "/b/%C2%A1/id=%C2%A1", "/c/\u00C2\u00A1\u00C2\u00A1", "id=\u00C2\u00A1"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsRBNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [R,B,NE]", + "/b/%C2%A1/id=%C2%A1", "/c/\u00C2\u00A1%C2%A1", "id=%C2%A1"); + } + + + @Test + public void testUtf8WithRewriteQsFlagsQSA() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*)/(.*) /c/\u00A1$1?$2 [QSA]", + "/b/%C2%A1/id=%C2%A1", "/c/%C2%A1%C2%A1", + "id=%C2%A1"); + } + + + @Test + public void testUtf8FlagsNone() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1", "/b/%C2%A1", "/c/%C2%A1%C2%A1"); + } + + + @Test + public void testUtf8FlagsB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [B]", "/b/%C2%A1", "/c/%C2%A1%25C2%25A1"); + } + + + @Test + public void testUtf8FlagsR() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R]", "/b/%C2%A1", "/c/%C2%A1%C2%A1"); + } + + + @Test + public void testUtf8FlagsRB() throws Exception { + // Note %C2%A1 == \u00A1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R,B]", "/b/%C2%A1", "/c/%C2%A1%25C2%25A1"); + } + + + @Test + public void testUtf8FlagsRNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R,NE]", + "/b/%C2%A1", "/c/\u00C2\u00A1\u00C2\u00A1"); + } + + + @Test + public void testUtf8FlagsRBNE() throws Exception { + // Note %C2%A1 == \u00A1 + // Failing to escape the redirect means UTF-8 bytes in the Location + // header which will be treated as if they are ISO-8859-1 + doTestRewrite("RewriteRule ^/b/(.*) /c/\u00A1$1 [R,B,NE]", + "/b/%C2%A1", "/c/\u00C2\u00A1%C2%A1"); + } + + + @Test public void testFlagsNC() throws Exception { // https://bz.apache.org/bugzilla/show_bug.cgi?id=60116 doTestRewrite("RewriteCond %{QUERY_STRING} a=([a-z]*) [NC]\n" @@ -151,6 +474,15 @@ public class TestRewriteValve extends To } + @Test + public void testHostRewrite() throws Exception { + // Based on report from users list that ':' was encoded and breaking + // the redirect + doTestRewrite("RewriteRule ^/b(.*) http://%{HTTP_HOST}:%{SERVER_PORT}/a$1 [R]", + "/b/%255A", "/a/%255A"); + } + + private void doTestRewrite(String config, String request, String expectedURI) throws Exception { doTestRewrite(config, request, expectedURI, null); } @@ -197,8 +529,8 @@ public class TestRewriteValve extends To } if (expectedAttributeValue != null) { - String attrbuteValue = requestDesc.getAttribute("X-Test"); - Assert.assertEquals(expectedAttributeValue, attrbuteValue); + String attributeValue = requestDesc.getAttribute("X-Test"); + Assert.assertEquals(expectedAttributeValue, attributeValue); } } } Modified: tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml?rev=1761736&r1=1761735&r2=1761736&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml Wed Sep 21 13:34:36 2016 @@ -53,6 +53,13 @@ class path entries. (markt) </add> <fix> + <bug>60013</bug>: Refactor the previous fix to align the behaviour of + the Rewrite Valve with mod_rewite. As part of this, provide an + implementation for the <code>B</code> and <code>NE</code> flags and + improve the handling for the <code>QSA</code> flag. Includes multiple + test cases by Santhana Preethiand a patch by Tiago Oliveira. (markt) + </fix> + <fix> <bug>60116</bug>: Fix a problem with the rewrite valve that caused back references evaluated in conditions to be forced to lower case when using the <code>NC</code> flag. (markt) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org