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Posted to dev@tomcat.apache.org by ma...@apache.org on 2017/06/30 20:30:46 UTC
svn commit: r1800455 - in /tomcat/tc8.5.x/trunk: ./ build.xml
java/org/apache/catalina/servlets/DefaultServlet.java
test/org/apache/catalina/servlets/TestDefaultServlet.java
test/webapp/bug49nnn/bug49464-ibm850.txt webapps/docs/changelog.xml
Author: markt
Date: Fri Jun 30 20:30:45 2017
New Revision: 1800455
URL: http://svn.apache.org/viewvc?rev=1800455&view=rev
Log:
Fix https://bz.apache.org/bugzilla/show_bug.cgi?id=49464
Improve the Default Servlet's handling of static files when the file encoding is not compatible with the required response encoding.
Added:
tomcat/tc8.5.x/trunk/test/webapp/bug49nnn/bug49464-ibm850.txt
- copied unchanged from r1800454, tomcat/trunk/test/webapp/bug49nnn/bug49464-ibm850.txt
Modified:
tomcat/tc8.5.x/trunk/ (props changed)
tomcat/tc8.5.x/trunk/build.xml
tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlets/DefaultServlet.java
tomcat/tc8.5.x/trunk/test/org/apache/catalina/servlets/TestDefaultServlet.java
tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml
Propchange: tomcat/tc8.5.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Jun 30 20:30:45 2017
@@ -1 +1 @@
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8651,1768762,1768922,1769191,1769263,1769630,1769833,1769975,1770047,1770140,1770180,1770258,1770389,1770656,1770666,1770718,1770762,1770952,1770954,1770956,1770961,1771087,1771126,1771139,1771143,1771149,1771156,1771266,1771316,1771386,1771611,1771613,1771711,1771718,1771723-1771724,1771730,1771743,1771752,1771853,1771963,1772170,1772174,1772223,1772229,1772318-1772319,1772353,1772355,1772554,1772603-1772609,1772849,1772865,1772870,1772872,1772875-1772876,1772881,1772886,1772947,1773306,1773344,1773418,1773756,1773813-1773814,1774052,1774102,1774131,1774161,1774164,1774248,1774253,1774257,1774259,1774262,1774267,1774271,1774303,1774340,1774406,1774412,1774426,1774433,1774522-1774523,1774526,1774528-1774529,1774531,1774732-1774736,1774738-1774739,1774741-1774742,1774749,1774755,1774789,1774858,1774867,1775596,1775985-1775986,1776540,1776937,1776954,1777011,1777173,1777189,1777211,1777524,1777546,1777605,1777619,1777647,1777721-1777722,1777967,1778061,1778138-1778139,1778141-1778150,
1778154,1778275-1778276,1778295,1778342,1778348,1778404,1778424,1778426,1778582,1778600,1779641,1779654,1779708,1779718,1779897,1779899,1780109,1780120,1780189,1780196,1780488,1780514-1780516,1780601,1780606,1780609-1780610,1780652,1780991,1780995-1780996,1781174,1781569,1781975,1781986,1782116,1782383-1782384,1782566,1782572,1782775,1782779,1782814,1782857,1782868,1782934,1782946-1782947,1782956,1783144-1783147,1783155,1783408,1784182,1784565,1784583,1784657,1784669,1784712,1784723,1784751,1784767,1784806,1784818,1784911,1784926,1784956,1784963,1785032,1785037,1785245,1785271,1785310,1785317,1785643,1785667,1785762,1785774,1785823,1785935,1786051,1786070,1786123-1786124,1786127,1786129,1786341,1786378,1786844,1787200,1787250,1787405,1787701,1787703,1787938,1787959,1787973,1788223-1788224,1788228,1788232,1788241-1788242,1788248,1788323,1788328,1788455,1788460,1788473,1788543-1788544,1788548,1788550,1788554,1788558,1788560,1788567,1788569,1788572,1788647,1788732,1788741,1788747,17887
53,1788764,1788771,1788834,1788841,1788852,1788860,1788883,1788890,1789051,1789400,1789415,1789442-1789443,1789447,1789453,1789456,1789458,1789461-1789463,1789465-1789467,1789470,1789472,1789474,1789476,1789479-1789480,1789733,1789735,1789744-1789745,1789937,1789984,1790119,1790180,1790183,1790376,1790614,1790983,1790991,1791050,1791090,1791095-1791096,1791099,1791101-1791103,1791124,1791129,1791134,1791137,1791298,1791527,1791557,1791970,1792033,1792038,1792055,1792093,1792140,1792460,1792468,1792791,1792957,1793095,1793121,1793123,1793127,1793136,1793139,1793147-1793148,1793266,1793437,1793449,1793460,1793468,1793487,1793498,1793502,1793514,1793682-1793683,1793711-1793712,1793719,1793736,1793746,1793771,1793776,1793798,1793802,1793812,1793819,1793844,1793854,1793887,1793891,1793901-1793902,1793907,1793910,1793980,1794674,1794941-1794942,1795278,1795289,1795298,1795305,1795813,1795893,1796090,1796275,1796693-1796695,1796729,1796806,1796836,1796873,1796878,1797197,1797338,1797344,17
97354-1797355,1797516,1797528,1797532,1797536,1797540,1797543,1797677-1797678,1797692,1797694,1797748,1797828,1798126,1798238,1798280,1798371,1798379,1798384,1798390,1798395,1798419,1798505,1798507,1798509,1798533,1798546,1798561,1798977,1799115,1799126,1799164,1799190,1799194,1799216,1799231,1799250,1799253,1799285,1799368,1799412,1799515,1799701-1799702,1799704,1799709,1799885,1799893,1799895,1799916,1800136-1800138,1800202,1800309,1800390,1800454
Modified: tomcat/tc8.5.x/trunk/build.xml
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/build.xml?rev=1800455&r1=1800454&r2=1800455&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/build.xml (original)
+++ tomcat/tc8.5.x/trunk/build.xml Fri Jun 30 20:30:45 2017
@@ -561,6 +561,7 @@
<exclude name="java/org/apache/**/parser/Token*.java" />
<!-- Exclude simple test files -->
<exclude name="test/webapp/bug53257/**/*.txt"/>
+ <exclude name="test/webapp/bug49nnn/bug49464-ibm850.txt"/>
<exclude name="test/webapp-fragments/WEB-INF/classes/*.txt"/>
<exclude name="test/webresources/**"/>
<!-- Exclude test files with unusual encodings -->
Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlets/DefaultServlet.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlets/DefaultServlet.java?rev=1800455&r1=1800454&r2=1800455&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlets/DefaultServlet.java (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlets/DefaultServlet.java Fri Jun 30 20:30:45 2017
@@ -32,6 +32,8 @@ import java.io.Reader;
import java.io.Serializable;
import java.io.StringReader;
import java.io.StringWriter;
+import java.io.UnsupportedEncodingException;
+import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.security.AccessController;
import java.util.ArrayList;
@@ -73,6 +75,7 @@ import org.apache.catalina.connector.Res
import org.apache.catalina.util.RequestUtil;
import org.apache.catalina.util.ServerInfo;
import org.apache.catalina.util.URLEncoder;
+import org.apache.tomcat.util.buf.B2CConverter;
import org.apache.tomcat.util.res.StringManager;
import org.apache.tomcat.util.security.PrivilegedGetTccl;
import org.apache.tomcat.util.security.PrivilegedSetTccl;
@@ -237,6 +240,7 @@ public class DefaultServlet extends Http
* the platform default is used.
*/
protected String fileEncoding = null;
+ private Charset fileEncodingCharset = null;
/**
* Minimum size for sendfile usage in bytes.
@@ -294,6 +298,16 @@ public class DefaultServlet extends Http
Integer.parseInt(getServletConfig().getInitParameter("sendfileSize")) * 1024;
fileEncoding = getServletConfig().getInitParameter("fileEncoding");
+ if (fileEncoding == null) {
+ fileEncodingCharset = Charset.defaultCharset();
+ fileEncoding = fileEncodingCharset.name();
+ } else {
+ try {
+ fileEncodingCharset = B2CConverter.getCharset(fileEncoding);
+ } catch (UnsupportedEncodingException e) {
+ throw new ServletException(e);
+ }
+ }
globalXsltFile = getServletConfig().getInitParameter("globalXsltFile");
contextXsltFile = getServletConfig().getInitParameter("contextXsltFile");
@@ -945,7 +959,7 @@ public class DefaultServlet extends Http
}
}
- // Check to see if a Filter, Valve of wrapper has written some content.
+ // Check to see if a Filter, Valve or wrapper has written some content.
// If it has, disable range requests and setting of a content length
// since neither can be done reliably.
ServletResponse r = response;
@@ -1007,19 +1021,38 @@ public class DefaultServlet extends Http
renderResult = render(getPathPrefix(request), resource, encoding);
} else {
// Output is content of resource
- if (!checkSendfile(request, response, resource,
- contentLength, null)) {
- // sendfile not possible so check if resource
- // content is available directly
+ // Check to see if conversion is required
+ String outputEncoding = response.getCharacterEncoding();
+ Charset charset = B2CConverter.getCharset(outputEncoding);
+ if (charset.equals(fileEncodingCharset)) {
+ if (!checkSendfile(request, response, resource,
+ contentLength, null)) {
+ // sendfile not possible so check if resource
+ // content is available directly
+ byte[] resourceBody = resource.getContent();
+ if (resourceBody == null) {
+ // Resource content not available, use
+ // inputstream
+ renderResult = resource.getInputStream();
+ } else {
+ // Use the resource content directly
+ ostream.write(resourceBody);
+ }
+ }
+ } else {
+ // A conversion is required from fileEncoding to
+ // response encoding
byte[] resourceBody = resource.getContent();
+ InputStream source;
if (resourceBody == null) {
- // Resource content not available, use
- // inputstream
- renderResult = resource.getInputStream();
+ source = resource.getInputStream();
} else {
- // Use the resource content directly
- ostream.write(resourceBody);
+ source = new ByteArrayInputStream(resourceBody);
}
+ OutputStreamWriter osw = new OutputStreamWriter(ostream, charset);
+ PrintWriter pw = new PrintWriter(osw);
+ copy(resource, source, pw, fileEncoding);
+ pw.flush();
}
}
// If a stream was configured, it needs to be copied to
Modified: tomcat/tc8.5.x/trunk/test/org/apache/catalina/servlets/TestDefaultServlet.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/test/org/apache/catalina/servlets/TestDefaultServlet.java?rev=1800455&r1=1800454&r2=1800455&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/test/org/apache/catalina/servlets/TestDefaultServlet.java (original)
+++ tomcat/tc8.5.x/trunk/test/org/apache/catalina/servlets/TestDefaultServlet.java Fri Jun 30 20:30:45 2017
@@ -20,7 +20,9 @@ import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
+import java.io.StringReader;
import java.io.Writer;
+import java.nio.charset.StandardCharsets;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
@@ -29,6 +31,10 @@ import java.util.Locale;
import java.util.Map;
import java.util.TimeZone;
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import static org.junit.Assert.assertEquals;
@@ -46,7 +52,9 @@ import org.apache.catalina.Wrapper;
import org.apache.catalina.startup.SimpleHttpClient;
import org.apache.catalina.startup.Tomcat;
import org.apache.catalina.startup.TomcatBaseTest;
+import org.apache.tomcat.util.buf.B2CConverter;
import org.apache.tomcat.util.buf.ByteChunk;
+import org.apache.tomcat.util.http.parser.MediaType;
import org.apache.tomcat.websocket.server.WsContextListener;
public class TestDefaultServlet extends TomcatBaseTest {
@@ -622,4 +630,136 @@ public class TestDefaultServlet extends
return true;
}
}
+
+ @Test
+ public void testEncodingIncludeStreamOutIso88591() throws Exception {
+ doTestEncoding(false, "ISO-8859-1");
+ }
+
+ @Test
+ public void testEncodingIncludeWriterOutIso88591() throws Exception {
+ doTestEncoding(true, "ISO-8859-1");
+ }
+
+ @Test
+ public void testEncodingIncludeStreamOutUtf8() throws Exception {
+ doTestEncoding(false, "UTF-8");
+ }
+
+ @Test
+ public void testEncodingIncludeWriterOutUtf8() throws Exception {
+ doTestEncoding(true, "UTF-8");
+ }
+
+ @Test
+ public void testEncodingIncludeStreamOutIbm850() throws Exception {
+ doTestEncoding(false, "IBM850");
+ }
+
+ @Test
+ public void testEncodingIncludeWriterOutIbm850() throws Exception {
+ doTestEncoding(false, "IBM850");
+ }
+
+ public void doTestEncoding(boolean useWriter, String outputEncoding) throws Exception {
+ Tomcat tomcat = getTomcatInstance();
+
+ File appDir = new File("test/webapp");
+
+ Context ctxt = tomcat.addContext("", appDir.getAbsolutePath());
+
+ Wrapper defaultServlet = Tomcat.addServlet(ctxt, "default", DefaultServlet.class.getName());
+ defaultServlet.addInitParameter("fileEncoding", "IBM850");
+ ctxt.addServletMappingDecoded("/", "default");
+
+ Tomcat.addServlet(ctxt, "encoding",
+ new EncodingServlet(outputEncoding, "/bug49nnn/bug49464-ibm850.txt", useWriter));
+ ctxt.addServletMappingDecoded("/test", "encoding");
+
+ tomcat.start();
+
+ final ByteChunk res = new ByteChunk();
+ Map<String,List<String>> headers = new HashMap<>();
+
+ int rc = getUrl("http://localhost:" + getPort() + "/test", res, headers);
+
+ Assert.assertEquals(HttpServletResponse.SC_OK, rc);
+ List<String> values = headers.get("Content-Type");
+ if (values.size() == 1) {
+ MediaType mediaType = MediaType.parseMediaType(new StringReader(values.get(0)));
+ String charset = mediaType.getCharset();
+ if (charset == null) {
+ res.setCharset(StandardCharsets.ISO_8859_1);
+ } else {
+ res.setCharset(B2CConverter.getCharset(charset));
+ }
+ } else {
+ res.setCharset(StandardCharsets.ISO_8859_1);
+ }
+ Assert.assertEquals("½", res.toString());
+ }
+
+ @Test
+ public void testEncodingDirect() throws Exception {
+ Tomcat tomcat = getTomcatInstance();
+
+ File appDir = new File("test/webapp");
+
+ Context ctxt = tomcat.addContext("", appDir.getAbsolutePath());
+
+ Wrapper defaultServlet = Tomcat.addServlet(ctxt, "default", DefaultServlet.class.getName());
+ defaultServlet.addInitParameter("fileEncoding", "IBM850");
+ ctxt.addServletMappingDecoded("/", "default");
+
+ tomcat.start();
+
+ final ByteChunk res = new ByteChunk();
+ Map<String,List<String>> headers = new HashMap<>();
+
+ int rc = getUrl("http://localhost:" + getPort() + "/bug49nnn/bug49464-ibm850.txt",
+ res, headers);
+
+ Assert.assertEquals(HttpServletResponse.SC_OK, rc);
+ List<String> values = headers.get("Content-Type");
+ if (values != null && values.size() == 1) {
+ MediaType mediaType = MediaType.parseMediaType(new StringReader(values.get(0)));
+ String charset = mediaType.getCharset();
+ if (charset == null) {
+ res.setCharset(StandardCharsets.ISO_8859_1);
+ } else {
+ res.setCharset(B2CConverter.getCharset(charset));
+ }
+ } else {
+ res.setCharset(StandardCharsets.ISO_8859_1);
+ }
+ Assert.assertEquals("½", res.toString());
+ }
+
+ private static class EncodingServlet extends HttpServlet {
+
+ private static final long serialVersionUID = 1L;
+
+ private final String outputEncoding;
+ private final String includeTarget;
+ private final boolean useWriter;
+
+ public EncodingServlet(String outputEncoding, String includeTarget, boolean useWriter) {
+ this.outputEncoding = outputEncoding;
+ this.includeTarget = includeTarget;
+ this.useWriter = useWriter;
+ }
+
+ @Override
+ protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+ throws ServletException, IOException {
+ resp.setContentType("text/plain");
+ resp.setCharacterEncoding(outputEncoding);
+ if (useWriter) {
+ resp.getWriter();
+ }
+ resp.flushBuffer();
+ RequestDispatcher rd = req.getRequestDispatcher(includeTarget);
+ rd.include(req, resp);
+ }
+ }
}
Modified: tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml?rev=1800455&r1=1800454&r2=1800455&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml Fri Jun 30 20:30:45 2017
@@ -48,6 +48,11 @@
<subsection name="Catalina">
<changelog>
<fix>
+ <bug>49464</bug>: Improve the Default Servlet's handling of static files
+ when the file encoding is not compatible with the required response
+ encoding. (markt)
+ </fix>
+ <fix>
<bug>61214</bug>: Remove deleted attribute <code>servlets</code> from
the Context MBean description. Patch provided by Alexis Hassler. (markt)
</fix>
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