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Posted to dev@tomcat.apache.org by ma...@apache.org on 2015/06/08 22:53:39 UTC

svn commit: r1684277 - in /tomcat/trunk: java/org/apache/coyote/http2/FrameType.java java/org/apache/coyote/http2/Http2Parser.java java/org/apache/coyote/http2/Http2UpgradeHandler.java test/org/apache/coyote/http2/TestHttp2Section_4_2.java

Author: markt
Date: Mon Jun  8 20:53:39 2015
New Revision: 1684277

URL: http://svn.apache.org/r1684277
Log:
Invalid priority length is only a stream error

Modified:
    tomcat/trunk/java/org/apache/coyote/http2/FrameType.java
    tomcat/trunk/java/org/apache/coyote/http2/Http2Parser.java
    tomcat/trunk/java/org/apache/coyote/http2/Http2UpgradeHandler.java
    tomcat/trunk/test/org/apache/coyote/http2/TestHttp2Section_4_2.java

Modified: tomcat/trunk/java/org/apache/coyote/http2/FrameType.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/coyote/http2/FrameType.java?rev=1684277&r1=1684276&r2=1684277&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/coyote/http2/FrameType.java (original)
+++ tomcat/trunk/java/org/apache/coyote/http2/FrameType.java Mon Jun  8 20:53:39 2015
@@ -22,17 +22,17 @@ import org.apache.tomcat.util.res.String
 
 public enum FrameType {
 
-    DATA          (0,   false,  true, null),
-    HEADERS       (1,   false,  true, null),
-    PRIORITY      (2,   false,  true, (x) -> x == 5),
-    RST           (3,   false,  true, (x) -> x == 4),
-    SETTINGS      (4,    true, false, (x) -> x % 6 == 0),
-    PUSH_PROMISE  (5,   false,  true, (x) -> x >= 4),
-    PING          (6,    true, false, (x) -> x == 8),
-    GOAWAY        (7,    true, false, (x) -> x >= 8),
-    WINDOW_UPDATE (8,    true,  true, (x) -> x == 4),
-    CONTINUATION  (9,   false,  true, null),
-    UNKNOWN       (256,  true,  true, null);
+    DATA          (0,   false,  true, null,              false),
+    HEADERS       (1,   false,  true, null,               true),
+    PRIORITY      (2,   false,  true, (x) -> x == 5,     false),
+    RST           (3,   false,  true, (x) -> x == 4,     false),
+    SETTINGS      (4,    true, false, (x) -> x % 6 == 0,  true),
+    PUSH_PROMISE  (5,   false,  true, (x) -> x >= 4,      true),
+    PING          (6,    true, false, (x) -> x == 8,     false),
+    GOAWAY        (7,    true, false, (x) -> x >= 8,     false),
+    WINDOW_UPDATE (8,    true,  true, (x) -> x == 4,     false),
+    CONTINUATION  (9,   false,  true, null,               true),
+    UNKNOWN       (256,  true,  true, null,              false);
 
     private static final StringManager sm = StringManager.getManager(FrameType.class);
 
@@ -40,14 +40,16 @@ public enum FrameType {
     private final boolean streamZero;
     private final boolean streamNonZero;
     private final IntPredicate payloadSizeValidator;
+    private final boolean payloadErrorFatal;
 
 
     private FrameType(int id, boolean streamZero, boolean streamNonZero,
-            IntPredicate payloadSizeValidator) {
+            IntPredicate payloadSizeValidator,  boolean payloadErrorFatal) {
         this.id = id;
         this.streamZero = streamZero;
         this.streamNonZero = streamNonZero;
         this.payloadSizeValidator =  payloadSizeValidator;
+        this.payloadErrorFatal = payloadErrorFatal;
     }
 
 
@@ -64,11 +66,17 @@ public enum FrameType {
     }
 
 
-    public void checkPayloadSize(int payloadSize) throws Http2Exception {
+    public void checkPayloadSize(int streamId, int payloadSize) throws Http2Exception {
         if (payloadSizeValidator != null && !payloadSizeValidator.test(payloadSize)) {
-            throw new ConnectionError(sm.getString("frameType.checkPayloadSize",
-                    Integer.toString(payloadSize), this),
-                    Error.FRAME_SIZE_ERROR);
+            if (payloadErrorFatal) {
+                throw new ConnectionError(sm.getString("frameType.checkPayloadSize",
+                        Integer.toString(payloadSize), this),
+                        Error.FRAME_SIZE_ERROR);
+            } else {
+                throw new StreamError(sm.getString("frameType.checkPayloadSize",
+                        Integer.toString(payloadSize), this),
+                        Error.FRAME_SIZE_ERROR, streamId);
+            }
         }
     }
 

Modified: tomcat/trunk/java/org/apache/coyote/http2/Http2Parser.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/coyote/http2/Http2Parser.java?rev=1684277&r1=1684276&r2=1684277&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/coyote/http2/Http2Parser.java (original)
+++ tomcat/trunk/java/org/apache/coyote/http2/Http2Parser.java Mon Jun  8 20:53:39 2015
@@ -435,7 +435,7 @@ class Http2Parser {
         }
 
         frameType.checkStream(streamId);
-        frameType.checkPayloadSize(payloadSize);
+        frameType.checkPayloadSize(streamId, payloadSize);
     }
 
 

Modified: tomcat/trunk/java/org/apache/coyote/http2/Http2UpgradeHandler.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/coyote/http2/Http2UpgradeHandler.java?rev=1684277&r1=1684276&r2=1684277&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/coyote/http2/Http2UpgradeHandler.java (original)
+++ tomcat/trunk/java/org/apache/coyote/http2/Http2UpgradeHandler.java Mon Jun  8 20:53:39 2015
@@ -172,7 +172,7 @@ public class Http2UpgradeHandler extends
                 String base64Settings = stream.getCoyoteRequest().getHeader(HTTP2_SETTINGS_HEADER);
                 byte[] settings = Base64.decodeBase64(base64Settings);
 
-                FrameType.SETTINGS.checkPayloadSize(settings.length);
+                FrameType.SETTINGS.checkPayloadSize(1, settings.length);
 
                 for (int i = 0; i < settings.length % 6; i++) {
                     int id = ByteUtil.getTwoBytes(settings, i * 6);

Modified: tomcat/trunk/test/org/apache/coyote/http2/TestHttp2Section_4_2.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/test/org/apache/coyote/http2/TestHttp2Section_4_2.java?rev=1684277&r1=1684276&r2=1684277&view=diff
==============================================================================
--- tomcat/trunk/test/org/apache/coyote/http2/TestHttp2Section_4_2.java (original)
+++ tomcat/trunk/test/org/apache/coyote/http2/TestHttp2Section_4_2.java Mon Jun  8 20:53:39 2015
@@ -89,5 +89,31 @@ public class TestHttp2Section_4_2 extend
     }
 
 
-    // TODO Test connection vs stream error on a stream other than zero
+    @Test
+    public void testFrameTypeLimitsStream() throws Exception {
+        hpackEncoder = new HpackEncoder(ConnectionSettings.DEFAULT_HEADER_TABLE_SIZE);
+
+        // HTTP2 upgrade
+        http2Connect();
+
+        // Invalid priority
+        byte[] ping = new byte[9];
+
+        // Header
+        // Length 0
+        // Type
+        ping[3] = FrameType.PRIORITY.getIdByte();
+        // No flags
+        // Stream 3
+        ByteUtil.set31Bits(ping, 5, 3);
+        // Empty payload
+
+        os.write(ping);
+
+        // Read GOAWAY frame
+        parser.readFrame(true);
+
+        Assert.assertTrue(output.getTrace(),
+                output.getTrace().startsWith("3-RST-[6]"));
+    }
 }



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