[freenet-cvs] r12041 - in trunk/freenet/src/freenet: crypt node store
toad at freenetproject.org
toad at freenetproject.org
Thu Mar 8 19:59:58 UTC 2007
Author: toad
Date: 2007-03-08 19:59:56 +0000 (Thu, 08 Mar 2007)
New Revision: 12041
Added:
trunk/freenet/src/freenet/crypt/CryptFormatException.java
Modified:
trunk/freenet/src/freenet/crypt/CryptoKey.java
trunk/freenet/src/freenet/crypt/DSAGroup.java
trunk/freenet/src/freenet/crypt/DSAPublicKey.java
trunk/freenet/src/freenet/node/RequestSender.java
trunk/freenet/src/freenet/node/SSKInsertHandler.java
trunk/freenet/src/freenet/store/BerkeleyDBFreenetStore.java
Log:
Don't use IOException for failure to _parse_ the read data.
Added: trunk/freenet/src/freenet/crypt/CryptFormatException.java
===================================================================
--- trunk/freenet/src/freenet/crypt/CryptFormatException.java (rev 0)
+++ trunk/freenet/src/freenet/crypt/CryptFormatException.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -0,0 +1,16 @@
+package freenet.crypt;
+
+import java.io.IOException;
+
+public class CryptFormatException extends Exception {
+
+ public CryptFormatException(String message) {
+ super(message);
+ }
+
+ public CryptFormatException(IOException e) {
+ super(e.getMessage());
+ initCause(e);
+ }
+
+}
Modified: trunk/freenet/src/freenet/crypt/CryptoKey.java
===================================================================
--- trunk/freenet/src/freenet/crypt/CryptoKey.java 2007-03-08 19:42:10 UTC (rev 12040)
+++ trunk/freenet/src/freenet/crypt/CryptoKey.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -19,7 +19,7 @@
CryptoKey() {
}
- public static CryptoKey read(InputStream i) throws IOException {
+ public static CryptoKey read(InputStream i) throws IOException, CryptFormatException {
DataInputStream dis = new DataInputStream(i);
String type = dis.readUTF();
try {
@@ -29,6 +29,8 @@
return (CryptoKey) m.invoke(null, new Object[] { dis });
} catch (Exception e) {
e.printStackTrace();
+ if (e instanceof CryptFormatException)
+ throw (CryptFormatException) e;
if (e instanceof IOException)
throw (IOException) e;
return null;
Modified: trunk/freenet/src/freenet/crypt/DSAGroup.java
===================================================================
--- trunk/freenet/src/freenet/crypt/DSAGroup.java 2007-03-08 19:42:10 UTC (rev 12040)
+++ trunk/freenet/src/freenet/crypt/DSAGroup.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -76,7 +76,7 @@
// g = new BigInteger(str.nextToken(), 16);
// return new DSAGroup(p,q,g);
//}
- public static CryptoKey read(InputStream i) throws IOException {
+ public static CryptoKey read(InputStream i) throws IOException, CryptFormatException {
BigInteger p, q, g;
p = Util.readMPI(i);
q = Util.readMPI(i);
@@ -84,7 +84,7 @@
try {
return new DSAGroup(p, q, g);
} catch (IllegalArgumentException e) {
- throw new IOException("Invalid group");
+ throw new CryptFormatException("Invalid group");
}
}
Modified: trunk/freenet/src/freenet/crypt/DSAPublicKey.java
===================================================================
--- trunk/freenet/src/freenet/crypt/DSAPublicKey.java 2007-03-08 19:42:10 UTC (rev 12040)
+++ trunk/freenet/src/freenet/crypt/DSAPublicKey.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -45,16 +45,20 @@
this(g,g.getG().modPow(p.getX(), g.getP()));
}
- public DSAPublicKey(InputStream is) throws IOException {
+ public DSAPublicKey(InputStream is) throws IOException, CryptFormatException {
group=(DSAGroup) DSAGroup.read(is);
y=Util.readMPI(is);
// FIXME should check y < group.something?
}
- public DSAPublicKey(byte[] pubkeyAsBytes) throws IOException {
- this(new ByteArrayInputStream(pubkeyAsBytes));
- }
-
+ public static DSAPublicKey create(byte[] pubkeyAsBytes) throws CryptFormatException {
+ try {
+ return new DSAPublicKey(new ByteArrayInputStream(pubkeyAsBytes));
+ } catch (IOException e) {
+ throw new CryptFormatException(e);
+ }
+ }
+
public BigInteger getY() {
return y;
}
@@ -95,7 +99,7 @@
// Util.writeMPI(y, out);
// }
//
- public static CryptoKey read(InputStream i) throws IOException {
+ public static CryptoKey read(InputStream i) throws IOException, CryptFormatException {
return new DSAPublicKey(i);
}
Modified: trunk/freenet/src/freenet/node/RequestSender.java
===================================================================
--- trunk/freenet/src/freenet/node/RequestSender.java 2007-03-08 19:42:10 UTC (rev 12040)
+++ trunk/freenet/src/freenet/node/RequestSender.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -6,6 +6,7 @@
import java.io.IOException;
import java.util.HashSet;
+import freenet.crypt.CryptFormatException;
import freenet.crypt.DSAPublicKey;
import freenet.io.comm.DMT;
import freenet.io.comm.DisconnectedException;
@@ -354,13 +355,13 @@
byte[] pubkeyAsBytes = ((ShortBuffer)msg.getObject(DMT.PUBKEY_AS_BYTES)).getData();
try {
if(pubKey == null)
- pubKey = new DSAPublicKey(pubkeyAsBytes);
+ pubKey = DSAPublicKey.create(pubkeyAsBytes);
((NodeSSK)key).setPubKey(pubKey);
} catch (SSKVerifyException e) {
pubKey = null;
Logger.error(this, "Invalid pubkey from "+source+" on "+uid+" ("+e.getMessage()+ ')', e);
break; // try next node
- } catch (IOException e) {
+ } catch (CryptFormatException e) {
Logger.error(this, "Invalid pubkey from "+source+" on "+uid+" ("+e+ ')');
break; // try next node
}
Modified: trunk/freenet/src/freenet/node/SSKInsertHandler.java
===================================================================
--- trunk/freenet/src/freenet/node/SSKInsertHandler.java 2007-03-08 19:42:10 UTC (rev 12040)
+++ trunk/freenet/src/freenet/node/SSKInsertHandler.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -5,6 +5,7 @@
import java.io.IOException;
+import freenet.crypt.CryptFormatException;
import freenet.crypt.DSAPublicKey;
import freenet.io.comm.DMT;
import freenet.io.comm.DisconnectedException;
@@ -107,7 +108,7 @@
}
byte[] pubkeyAsBytes = ((ShortBuffer)pk.getObject(DMT.PUBKEY_AS_BYTES)).getData();
try {
- pubKey = new DSAPublicKey(pubkeyAsBytes);
+ pubKey = DSAPublicKey.create(pubkeyAsBytes);
if(logMINOR) Logger.minor(this, "Got pubkey on "+uid+" : "+pubKey);
Message confirm = DMT.createFNPSSKPubKeyAccepted(uid);
try {
@@ -116,7 +117,7 @@
if(logMINOR) Logger.minor(this, "Lost connection to source on "+uid);
return;
}
- } catch (IOException e) {
+ } catch (CryptFormatException e) {
Logger.error(this, "Invalid pubkey from "+source+" on "+uid);
Message msg = DMT.createFNPDataInsertRejected(uid, DMT.DATA_INSERT_REJECTED_SSK_ERROR);
try {
Modified: trunk/freenet/src/freenet/store/BerkeleyDBFreenetStore.java
===================================================================
--- trunk/freenet/src/freenet/store/BerkeleyDBFreenetStore.java 2007-03-08 19:42:10 UTC (rev 12040)
+++ trunk/freenet/src/freenet/store/BerkeleyDBFreenetStore.java 2007-03-08 19:59:56 UTC (rev 12041)
@@ -28,6 +28,7 @@
import com.sleepycat.je.SecondaryKeyCreator;
import com.sleepycat.je.Transaction;
+import freenet.crypt.CryptFormatException;
import freenet.crypt.DSAPublicKey;
import freenet.crypt.RandomSource;
import freenet.keys.CHKBlock;
@@ -1071,9 +1072,9 @@
chkStore.seek(0);
for(l=0;true;l++) {
Transaction t = null;
+ chkStore.readFully(header);
+ chkStore.readFully(data);
try {
- chkStore.readFully(header);
- chkStore.readFully(data);
byte[] routingkey = null;
if(type == TYPE_CHK) {
try {
@@ -1089,7 +1090,7 @@
continue;
}
} else if(type == TYPE_PUBKEY) {
- DSAPublicKey key = new DSAPublicKey(data);
+ DSAPublicKey key = DSAPublicKey.create(data);
routingkey = key.asBytesHash();
} else {
continue;
@@ -1111,6 +1112,8 @@
if(l % 1024 == 0)
System.out.println("Key "+l+ '/' +(chkStore.length()/(dataBlockSize+headerBlockSize))+" OK ("+dupes+" dupes, "+failures+" failures)");
t = null;
+ } catch (CryptFormatException e) {
+ addFreeBlock(l, true, "invalid key: "+e);
} finally {
if(t != null) t.abort();
}
@@ -1471,8 +1474,8 @@
if(logMINOR) Logger.minor(this, "Read");
try {
- block = new DSAPublicKey(data);
- } catch (IOException e) {
+ block = DSAPublicKey.create(data);
+ } catch (CryptFormatException e) {
Logger.error(this, "Could not read key: "+e, e);
finishKey(storeBlock, c, t, routingkeyDBE, hash, replacement);
return null;
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