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Posted to dev@geode.apache.org by Bruce Schuchardt <bs...@pivotal.io> on 2015/12/17 17:44:58 UTC

Re: incubator-geode git commit: [GEODE-77] Fixed some backward compatibility issues

That was done in d2a942e and 9f55604

Le 11/6/2015 11:34 AM, jchen21@apache.org a écrit :
> Repository: incubator-geode
> Updated Branches:
>    refs/heads/feature/GEODE-77 1ff1ba672 -> 8a4af0fff
>
>
> [GEODE-77] Fixed some backward compatibility issues
>
>
> Project: http://git-wip-us.apache.org/repos/asf/incubator-geode/repo
> Commit: http://git-wip-us.apache.org/repos/asf/incubator-geode/commit/8a4af0ff
> Tree: http://git-wip-us.apache.org/repos/asf/incubator-geode/tree/8a4af0ff
> Diff: http://git-wip-us.apache.org/repos/asf/incubator-geode/diff/8a4af0ff
>
> Branch: refs/heads/feature/GEODE-77
> Commit: 8a4af0fff5f96b3cf2fffc46db81d10950c20bf4
> Parents: 1ff1ba6
> Author: Jianxia Chen <jc...@pivotal.io>
> Authored: Fri Nov 6 11:16:36 2015 -0800
> Committer: Jianxia Chen <jc...@pivotal.io>
> Committed: Fri Nov 6 11:16:36 2015 -0800
>
> ----------------------------------------------------------------------
>   .../tier/sockets/ClientProxyMembershipID.java     | 18 +++---------------
>   .../internal/cache/tier/sockets/HandShake.java    | 14 ++++++++++++--
>   2 files changed, 15 insertions(+), 17 deletions(-)
> ----------------------------------------------------------------------
>
>
> http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/8a4af0ff/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/ClientProxyMembershipID.java
> ----------------------------------------------------------------------
> diff --git a/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/ClientProxyMembershipID.java b/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/ClientProxyMembershipID.java
> index d72a484..4e7a179 100644
> --- a/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/ClientProxyMembershipID.java
> +++ b/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/ClientProxyMembershipID.java
> @@ -104,7 +104,9 @@ public final class ClientProxyMembershipID
>   
>     protected int uniqueId;
>     
> -  private transient Version clientVersion;
> +  //Version information is not available during the handshake
> +  //see comments in HandShake.write()
> +  private transient static final Version clientVersion = Version.GFE_82;
>   
>     // private final String proxyIDStr;
>     // private final String clientIdStr ;
> @@ -348,27 +350,13 @@ public final class ClientProxyMembershipID
>   //          "serializing a client ID with zero port: " + this.toString(),
>   //          new Exception("Stack trace"));
>   //    }
> -    Version v = InternalDataSerializer.getVersionForDataStream(out);
> -    if (v.compareTo(Version.GFE_90) >= 0) {
> -      if (clientVersion == null) {
> -        clientVersion = Version.CURRENT;
> -      }
> -      clientVersion.writeOrdinal(out, true);
> -    }
>       DataSerializer.writeByteArray(this.identity, out);
>       out.writeInt(this.uniqueId);
>     }
>   
>     public void fromData(DataInput in) throws IOException, ClassNotFoundException
>     {
> -    this.clientVersion = InternalDataSerializer.getVersionForDataStream(in);
>       
> -    // client IDs are not always carefully serialized/deserialized so they
> -    // must know their own version.  If this ID was serialized with 9.0
> -    // then it carries the version of the client
> -    if (this.clientVersion.compareTo(Version.GFE_90) >= 0) {
> -      this.clientVersion = Version.readVersion(in, false);
> -    }
>       this.identity = DataSerializer.readByteArray(in);
>       this.uniqueId = in.readInt();
>   //    {toString(); this.transientPort = ((InternalDistributedMember)this.memberId).getPort();}
>
> http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/8a4af0ff/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/HandShake.java
> ----------------------------------------------------------------------
> diff --git a/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/HandShake.java b/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/HandShake.java
> index 5f7a989..be3a7bf 100755
> --- a/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/HandShake.java
> +++ b/gemfire-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/HandShake.java
> @@ -18,6 +18,7 @@
>   package com.gemstone.gemfire.internal.cache.tier.sockets;
>   
>   import java.io.ByteArrayInputStream;
> +import java.io.DataOutput;
>   import java.io.DataInputStream;
>   import java.io.DataOutputStream;
>   import java.io.EOFException;
> @@ -489,7 +490,11 @@ public class HandShake implements ClientHandShake
>         else {
>           hdos.writeInt(readTimeout);
>         }
> -      DataSerializer.writeObject(this.id, hdos);
> +      // we do not know the receiver's version at this point, but the on-wire
> +      // form of InternalDistributedMember changed in 9.0, so we must serialize
> +      // it using the previous version
> +      DataOutput idOut = new VersionedDataOutputStream(hdos, Version.GFE_82);
> +      DataSerializer.writeObject(this.id, idOut);
>     
>         if (currentClientVersion.compareTo(Version.GFE_603) >= 0) {
>           for (int bytes = 0; bytes < this.overrides.length; bytes++) {
> @@ -1310,7 +1315,12 @@ public class HandShake implements ClientHandShake
>         if(communicationMode == Acceptor.GATEWAY_TO_GATEWAY  && !
>             (acceptanceCode == REPLY_EXCEPTION_AUTHENTICATION_REQUIRED ||
>                 acceptanceCode ==  REPLY_EXCEPTION_AUTHENTICATION_FAILED)) {
> -          conn.setWanSiteVersion(Version.readOrdinal(dis));
> +         short wanSiteVersion = Version.readOrdinal(dis);
> +         conn.setWanSiteVersion(wanSiteVersion);
> +         // establish a versioned stream for the other site, if necessary
> +         if (wanSiteVersion < Version.CURRENT_ORDINAL) {
> +           dis = new VersionedDataInputStream(dis, Version.fromOrdinalOrCurrent(wanSiteVersion));
> +         }
>           }
>   
>         // No need to check for return value since DataInputStream already throws
>
>