From 7c959e7ec3b46722a9eefbc4a50e86ba650ba508 Mon Sep 17 00:00:00 2001
From: kimchy <kimchy@gmail.com>
Date: Fri, 31 Dec 2010 14:09:45 +0200
Subject: [PATCH] Master based operations (create index, delete index) to
 automatically retry on retryable cluster blocks (like recovery from gateway)

---
 .idea/dictionaries/kimchy.xml                 |  1 +
 .../alias/TransportIndicesAliasesAction.java  |  9 ++-
 .../close/TransportCloseIndexAction.java      |  5 +-
 .../create/TransportCreateIndexAction.java    |  5 +-
 .../delete/TransportDeleteIndexAction.java    |  5 +-
 .../delete/TransportDeleteMappingAction.java  | 12 ++--
 .../put/TransportPutMappingAction.java        | 14 +++--
 .../open/TransportOpenIndexAction.java        |  5 +-
 .../TransportDeleteIndexTemplateAction.java   |  5 +-
 .../put/TransportPutIndexTemplateAction.java  |  5 +-
 .../TransportMasterNodeOperationAction.java   | 60 +++++++++++++++----
 .../cluster/block/ClusterBlock.java           | 12 +++-
 .../cluster/block/ClusterBlockException.java  |  9 +++
 .../cluster/block/ClusterBlocks.java          | 32 +++++++++-
 .../metadata/MetaDataStateIndexService.java   |  2 +-
 .../elasticsearch/discovery/Discovery.java    |  2 +-
 .../elasticsearch/gateway/GatewayService.java |  2 +-
 17 files changed, 142 insertions(+), 43 deletions(-)

diff --git a/.idea/dictionaries/kimchy.xml b/.idea/dictionaries/kimchy.xml
index 5578def548f..7df68111cd3 100644
--- a/.idea/dictionaries/kimchy.xml
+++ b/.idea/dictionaries/kimchy.xml
@@ -120,6 +120,7 @@
       <w>reparse</w>
       <w>reparsed</w>
       <w>retrans</w>
+      <w>retryable</w>
       <w>retval</w>
       <w>routings</w>
       <w>rsts</w>
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/alias/TransportIndicesAliasesAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/alias/TransportIndicesAliasesAction.java
index 2c8c693ee1d..a470321cc73 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/alias/TransportIndicesAliasesAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/alias/TransportIndicesAliasesAction.java
@@ -24,14 +24,17 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.AliasAction;
 import org.elasticsearch.cluster.metadata.MetaDataIndexAliasesService;
+import org.elasticsearch.common.collect.Sets;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.threadpool.ThreadPool;
 import org.elasticsearch.transport.TransportService;
 
+import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.atomic.AtomicReference;
 
@@ -60,10 +63,12 @@ public class TransportIndicesAliasesAction extends TransportMasterNodeOperationA
         return new IndicesAliasesResponse();
     }
 
-    @Override protected void checkBlock(IndicesAliasesRequest request, ClusterState state) {
+    @Override protected ClusterBlockException checkBlock(IndicesAliasesRequest request, ClusterState state) {
+        Set<String> indices = Sets.newHashSet();
         for (AliasAction aliasAction : request.aliasActions()) {
-            state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, aliasAction.index());
+            indices.add(aliasAction.index());
         }
+        return state.blocks().indicesBlockedException(ClusterBlockLevel.METADATA, indices.toArray(new String[indices.size()]));
     }
 
     @Override protected IndicesAliasesResponse masterOperation(IndicesAliasesRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/close/TransportCloseIndexAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/close/TransportCloseIndexAction.java
index b6a54e55a46..afad884c8ac 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/close/TransportCloseIndexAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/close/TransportCloseIndexAction.java
@@ -24,6 +24,7 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataStateIndexService;
 import org.elasticsearch.common.inject.Inject;
@@ -61,8 +62,8 @@ public class TransportCloseIndexAction extends TransportMasterNodeOperationActio
         return new CloseIndexResponse();
     }
 
-    @Override protected void checkBlock(CloseIndexRequest request, ClusterState state) {
-        state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, request.index());
+    @Override protected ClusterBlockException checkBlock(CloseIndexRequest request, ClusterState state) {
+        return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, request.index());
     }
 
     @Override protected CloseIndexResponse masterOperation(CloseIndexRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/create/TransportCreateIndexAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/create/TransportCreateIndexAction.java
index 8f49f7fbf34..05590014048 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/create/TransportCreateIndexAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/create/TransportCreateIndexAction.java
@@ -24,6 +24,7 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataCreateIndexService;
 import org.elasticsearch.common.inject.Inject;
@@ -61,8 +62,8 @@ public class TransportCreateIndexAction extends TransportMasterNodeOperationActi
         return new CreateIndexResponse();
     }
 
-    @Override protected void checkBlock(CreateIndexRequest request, ClusterState state) {
-        state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, request.index());
+    @Override protected ClusterBlockException checkBlock(CreateIndexRequest request, ClusterState state) {
+        return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, request.index());
     }
 
     @Override protected CreateIndexResponse masterOperation(CreateIndexRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/delete/TransportDeleteIndexAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/delete/TransportDeleteIndexAction.java
index cb1f0d18fbd..3701ded5dab 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/delete/TransportDeleteIndexAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/delete/TransportDeleteIndexAction.java
@@ -24,6 +24,7 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataDeleteIndexService;
 import org.elasticsearch.common.inject.Inject;
@@ -61,8 +62,8 @@ public class TransportDeleteIndexAction extends TransportMasterNodeOperationActi
         return new DeleteIndexResponse();
     }
 
-    @Override protected void checkBlock(DeleteIndexRequest request, ClusterState state) {
-        state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, request.index());
+    @Override protected ClusterBlockException checkBlock(DeleteIndexRequest request, ClusterState state) {
+        return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, request.index());
     }
 
     @Override protected DeleteIndexResponse masterOperation(DeleteIndexRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/delete/TransportDeleteMappingAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/delete/TransportDeleteMappingAction.java
index f75b2bc7da9..bf10aaeadb0 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/delete/TransportDeleteMappingAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/delete/TransportDeleteMappingAction.java
@@ -30,6 +30,7 @@ import org.elasticsearch.action.support.master.TransportMasterNodeOperationActio
 import org.elasticsearch.client.Requests;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataMappingService;
 import org.elasticsearch.common.inject.Inject;
@@ -78,13 +79,14 @@ public class TransportDeleteMappingAction extends TransportMasterNodeOperationAc
         return new DeleteMappingResponse();
     }
 
-    @Override protected void checkBlock(DeleteMappingRequest request, ClusterState state) {
+    @Override protected void doExecute(DeleteMappingRequest request, ActionListener<DeleteMappingResponse> listener) {
         // update to concrete indices
-        request.indices(state.metaData().concreteIndices(request.indices()));
+        request.indices(clusterService.state().metaData().concreteIndices(request.indices()));
+        super.doExecute(request, listener);
+    }
 
-        for (String index : request.indices()) {
-            state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, index);
-        }
+    @Override protected ClusterBlockException checkBlock(DeleteMappingRequest request, ClusterState state) {
+        return state.blocks().indicesBlockedException(ClusterBlockLevel.METADATA, request.indices());
     }
 
     @Override protected DeleteMappingResponse masterOperation(final DeleteMappingRequest request, final ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/put/TransportPutMappingAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/put/TransportPutMappingAction.java
index 59ade1014bb..141e622058b 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/put/TransportPutMappingAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/mapping/put/TransportPutMappingAction.java
@@ -20,10 +20,12 @@
 package org.elasticsearch.action.admin.indices.mapping.put;
 
 import org.elasticsearch.ElasticSearchException;
+import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataMappingService;
 import org.elasticsearch.common.inject.Inject;
@@ -62,13 +64,13 @@ public class TransportPutMappingAction extends TransportMasterNodeOperationActio
         return new PutMappingResponse();
     }
 
-    @Override protected void checkBlock(PutMappingRequest request, ClusterState state) {
-        // update to concrete indices
-        request.indices(state.metaData().concreteIndices(request.indices()));
+    @Override protected void doExecute(PutMappingRequest request, ActionListener<PutMappingResponse> listener) {
+        request.indices(clusterService.state().metaData().concreteIndices(request.indices()));
+        super.doExecute(request, listener);
+    }
 
-        for (String index : request.indices()) {
-            state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, index);
-        }
+    @Override protected ClusterBlockException checkBlock(PutMappingRequest request, ClusterState state) {
+        return state.blocks().indicesBlockedException(ClusterBlockLevel.METADATA, request.indices());
     }
 
     @Override protected PutMappingResponse masterOperation(PutMappingRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/open/TransportOpenIndexAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/open/TransportOpenIndexAction.java
index 27feb45a2f0..caa6a2d0263 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/open/TransportOpenIndexAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/open/TransportOpenIndexAction.java
@@ -24,6 +24,7 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataStateIndexService;
 import org.elasticsearch.common.inject.Inject;
@@ -61,8 +62,8 @@ public class TransportOpenIndexAction extends TransportMasterNodeOperationAction
         return new OpenIndexResponse();
     }
 
-    @Override protected void checkBlock(OpenIndexRequest request, ClusterState state) {
-        state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, request.index());
+    @Override protected ClusterBlockException checkBlock(OpenIndexRequest request, ClusterState state) {
+        return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, request.index());
     }
 
     @Override protected OpenIndexResponse masterOperation(OpenIndexRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/delete/TransportDeleteIndexTemplateAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/delete/TransportDeleteIndexTemplateAction.java
index d2496160830..81b74069cda 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/delete/TransportDeleteIndexTemplateAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/delete/TransportDeleteIndexTemplateAction.java
@@ -24,6 +24,7 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataIndexTemplateService;
 import org.elasticsearch.common.inject.Inject;
@@ -61,8 +62,8 @@ public class TransportDeleteIndexTemplateAction extends TransportMasterNodeOpera
         return new DeleteIndexTemplateResponse();
     }
 
-    @Override protected void checkBlock(DeleteIndexTemplateRequest request, ClusterState state) {
-        state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, "");
+    @Override protected ClusterBlockException checkBlock(DeleteIndexTemplateRequest request, ClusterState state) {
+        return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, "");
     }
 
     @Override protected DeleteIndexTemplateResponse masterOperation(DeleteIndexTemplateRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/put/TransportPutIndexTemplateAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/put/TransportPutIndexTemplateAction.java
index b264416fad9..1730004d701 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/put/TransportPutIndexTemplateAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/admin/indices/template/put/TransportPutIndexTemplateAction.java
@@ -24,6 +24,7 @@ import org.elasticsearch.action.TransportActions;
 import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.block.ClusterBlockLevel;
 import org.elasticsearch.cluster.metadata.MetaDataIndexTemplateService;
 import org.elasticsearch.common.inject.Inject;
@@ -61,8 +62,8 @@ public class TransportPutIndexTemplateAction extends TransportMasterNodeOperatio
         return new PutIndexTemplateResponse();
     }
 
-    @Override protected void checkBlock(PutIndexTemplateRequest request, ClusterState state) {
-        state.blocks().indexBlockedRaiseException(ClusterBlockLevel.METADATA, "");
+    @Override protected ClusterBlockException checkBlock(PutIndexTemplateRequest request, ClusterState state) {
+        return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, "");
     }
 
     @Override protected PutIndexTemplateResponse masterOperation(PutIndexTemplateRequest request, ClusterState state) throws ElasticSearchException {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/action/support/master/TransportMasterNodeOperationAction.java b/modules/elasticsearch/src/main/java/org/elasticsearch/action/support/master/TransportMasterNodeOperationAction.java
index 7a84dafff96..359f73ec738 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/action/support/master/TransportMasterNodeOperationAction.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/action/support/master/TransportMasterNodeOperationAction.java
@@ -27,6 +27,7 @@ import org.elasticsearch.cluster.ClusterChangedEvent;
 import org.elasticsearch.cluster.ClusterService;
 import org.elasticsearch.cluster.ClusterState;
 import org.elasticsearch.cluster.TimeoutClusterStateListener;
+import org.elasticsearch.cluster.block.ClusterBlockException;
 import org.elasticsearch.cluster.node.DiscoveryNodes;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.unit.TimeValue;
@@ -69,8 +70,8 @@ public abstract class TransportMasterNodeOperationAction<Request extends MasterN
         return false;
     }
 
-    protected void checkBlock(Request request, ClusterState state) {
-
+    protected ClusterBlockException checkBlock(Request request, ClusterState state) {
+        return null;
     }
 
     protected void processBeforeDelegationToMaster(Request request, ClusterState state) {
@@ -85,17 +86,52 @@ public abstract class TransportMasterNodeOperationAction<Request extends MasterN
         final ClusterState clusterState = clusterService.state();
         final DiscoveryNodes nodes = clusterState.nodes();
         if (nodes.localNodeMaster() || localExecute(request)) {
-            threadPool.execute(new Runnable() {
-                @Override public void run() {
-                    try {
-                        checkBlock(request, clusterState);
-                        Response response = masterOperation(request, clusterState);
-                        listener.onResponse(response);
-                    } catch (Exception e) {
-                        listener.onFailure(e);
-                    }
+            // check for block, if blocked, retry, else, execute locally
+            final ClusterBlockException blockException = checkBlock(request, clusterState);
+            if (blockException != null) {
+                if (!blockException.retryable()) {
+                    listener.onFailure(blockException);
+                    return;
                 }
-            });
+                clusterService.add(request.masterNodeTimeout(), new TimeoutClusterStateListener() {
+                    @Override public void postAdded() {
+                        ClusterBlockException blockException = checkBlock(request, clusterState);
+                        if (blockException == null || !blockException.retryable()) {
+                            clusterService.remove(this);
+                            innerExecute(request, listener, false);
+                        }
+                    }
+
+                    @Override public void onClose() {
+                        clusterService.remove(this);
+                        listener.onFailure(blockException);
+                    }
+
+                    @Override public void onTimeout(TimeValue timeout) {
+                        clusterService.remove(this);
+                        listener.onFailure(blockException);
+                    }
+
+                    @Override public void clusterChanged(ClusterChangedEvent event) {
+                        ClusterBlockException blockException = checkBlock(request, event.state());
+                        if (blockException == null || !blockException.retryable()) {
+                            clusterService.remove(this);
+                            innerExecute(request, listener, false);
+                        }
+                    }
+                });
+            } else {
+                threadPool.execute(new Runnable() {
+                    @Override public void run() {
+                        try {
+                            Response response = masterOperation(request, clusterState);
+                            listener.onResponse(response);
+                        } catch (Exception e) {
+                            listener.onFailure(e);
+                        }
+                    }
+                });
+            }
         } else {
             if (nodes.masterNode() == null) {
                 if (retrying) {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlock.java b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlock.java
index 9563efcffbd..afca83ddae0 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlock.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlock.java
@@ -39,12 +39,15 @@ public class ClusterBlock implements Serializable, Streamable, ToXContent {
 
     private ClusterBlockLevel[] levels;
 
+    private boolean retryable;
+
     private ClusterBlock() {
     }
 
-    public ClusterBlock(int id, String description, ClusterBlockLevel... levels) {
+    public ClusterBlock(int id, String description, boolean retryable, ClusterBlockLevel... levels) {
         this.id = id;
         this.description = description;
+        this.retryable = retryable;
         this.levels = levels;
     }
 
@@ -69,9 +72,14 @@ public class ClusterBlock implements Serializable, Streamable, ToXContent {
         return false;
     }
 
+    public boolean retryable() {
+        return this.retryable;
+    }
+
     @Override public void toXContent(XContentBuilder builder, Params params) throws IOException {
         builder.startObject(Integer.toString(id));
         builder.field("description", description);
+        builder.field("retryable", retryable);
         builder.startArray("levels");
         for (ClusterBlockLevel level : levels) {
             builder.value(level.name().toLowerCase());
@@ -93,6 +101,7 @@ public class ClusterBlock implements Serializable, Streamable, ToXContent {
         for (int i = 0; i < levels.length; i++) {
             levels[i] = ClusterBlockLevel.fromId(in.readVInt());
         }
+        retryable = in.readBoolean();
     }
 
     @Override public void writeTo(StreamOutput out) throws IOException {
@@ -102,6 +111,7 @@ public class ClusterBlock implements Serializable, Streamable, ToXContent {
         for (ClusterBlockLevel level : levels) {
             out.writeVInt(level.id());
         }
+        out.writeBoolean(retryable);
     }
 
     public String toString() {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlockException.java b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlockException.java
index 17aa66cdcbc..9e130fd420c 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlockException.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlockException.java
@@ -34,6 +34,15 @@ public class ClusterBlockException extends ElasticSearchException {
         this.blocks = blocks;
     }
 
+    public boolean retryable() {
+        for (ClusterBlock block : blocks) {
+            if (!block.retryable()) {
+                return false;
+            }
+        }
+        return true;
+    }
+
     public ImmutableSet<ClusterBlock> blocks() {
         return blocks;
     }
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlocks.java b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlocks.java
index 473df72cf47..0eae69bd205 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlocks.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/block/ClusterBlocks.java
@@ -100,8 +100,15 @@ public class ClusterBlocks {
     }
 
     public void indexBlockedRaiseException(ClusterBlockLevel level, String index) throws ClusterBlockException {
+        ClusterBlockException blockException = indexBlockedException(level, index);
+        if (blockException != null) {
+            throw blockException;
+        }
+    }
+
+    public ClusterBlockException indexBlockedException(ClusterBlockLevel level, String index) {
         if (!indexBlocked(level, index)) {
-            return;
+            return null;
         }
         ImmutableSet.Builder<ClusterBlock> builder = ImmutableSet.builder();
         builder.addAll(global(level));
@@ -109,7 +116,7 @@ public class ClusterBlocks {
         if (indexBlocks != null) {
             builder.addAll(indexBlocks);
         }
-        throw new ClusterBlockException(builder.build());
+        return new ClusterBlockException(builder.build());
     }
 
     public boolean indexBlocked(ClusterBlockLevel level, String index) {
@@ -123,6 +130,27 @@ public class ClusterBlocks {
         return false;
     }
 
+    public ClusterBlockException indicesBlockedException(ClusterBlockLevel level, String[] indices) {
+        boolean indexIsBlocked = false;
+        for (String index : indices) {
+            if (indexBlocked(level, index)) {
+                indexIsBlocked = true;
+            }
+        }
+        if (!indexIsBlocked) {
+            return null;
+        }
+        ImmutableSet.Builder<ClusterBlock> builder = ImmutableSet.builder();
+        builder.addAll(global(level));
+        for (String index : indices) {
+            ImmutableSet<ClusterBlock> indexBlocks = indices(level).get(index);
+            if (indexBlocks != null) {
+                builder.addAll(indexBlocks);
+            }
+        }
+        return new ClusterBlockException(builder.build());
+    }
+
     static class ImmutableLevelHolder {
 
         static final ImmutableLevelHolder EMPTY = new ImmutableLevelHolder(ImmutableSet.<ClusterBlock>of(), ImmutableMap.<String, ImmutableSet<ClusterBlock>>of());
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/metadata/MetaDataStateIndexService.java b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/metadata/MetaDataStateIndexService.java
index e3ba0a336e0..110028b6035 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/metadata/MetaDataStateIndexService.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/cluster/metadata/MetaDataStateIndexService.java
@@ -39,7 +39,7 @@ import org.elasticsearch.indices.IndexMissingException;
  */
 public class MetaDataStateIndexService extends AbstractComponent {
 
-    public static final ClusterBlock INDEX_CLOSED_BLOCK = new ClusterBlock(4, "index closed", ClusterBlockLevel.READ_WRITE);
+    public static final ClusterBlock INDEX_CLOSED_BLOCK = new ClusterBlock(4, "index closed", false, ClusterBlockLevel.READ_WRITE);
 
     private final ClusterService clusterService;
 
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/discovery/Discovery.java b/modules/elasticsearch/src/main/java/org/elasticsearch/discovery/Discovery.java
index d3e195ee285..b987fc02782 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/discovery/Discovery.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/discovery/Discovery.java
@@ -34,7 +34,7 @@ import org.elasticsearch.common.component.LifecycleComponent;
  */
 public interface Discovery extends LifecycleComponent<Discovery> {
 
-    final ClusterBlock NO_MASTER_BLOCK = new ClusterBlock(2, "no master", ClusterBlockLevel.ALL);
+    final ClusterBlock NO_MASTER_BLOCK = new ClusterBlock(2, "no master", true, ClusterBlockLevel.ALL);
 
     DiscoveryNode localNode();
 
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/gateway/GatewayService.java b/modules/elasticsearch/src/main/java/org/elasticsearch/gateway/GatewayService.java
index 88440ddc341..110fd212b3b 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/gateway/GatewayService.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/gateway/GatewayService.java
@@ -47,7 +47,7 @@ import static org.elasticsearch.cluster.metadata.MetaData.*;
  */
 public class GatewayService extends AbstractLifecycleComponent<GatewayService> implements ClusterStateListener {
 
-    public static final ClusterBlock NOT_RECOVERED_FROM_GATEWAY_BLOCK = new ClusterBlock(1, "not recovered from gateway", ClusterBlockLevel.ALL);
+    public static final ClusterBlock NOT_RECOVERED_FROM_GATEWAY_BLOCK = new ClusterBlock(1, "not recovered from gateway", true, ClusterBlockLevel.ALL);
 
     private final Gateway gateway;