From dc64fcab9352babb16958efaa90ebcc29007fdb9 Mon Sep 17 00:00:00 2001
From: Alena Prokharchyk <alena.prokharchyk@citrix.com>
Date: Tue, 25 Sep 2012 15:17:29 -0700
Subject: [PATCH] Removed unused code that was commented out in
 SnapshotManagerImpl- you can alway retrieve it back from the history if
 needed

Conflicts:

	server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java
---
 .../storage/snapshot/SnapshotManagerImpl.java | 54 +------------------
 1 file changed, 2 insertions(+), 52 deletions(-)

diff --git a/server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java b/server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java
index 8a03104a8bf..d89a6d97678 100755
--- a/server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java
+++ b/server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java
@@ -191,43 +191,8 @@ public class SnapshotManagerImpl implements SnapshotManager, SnapshotService, Ma
     protected SearchBuilder<SnapshotVO> PolicySnapshotSearch;
     protected SearchBuilder<SnapshotPolicyVO> PoliciesForSnapSearch;
 
-    private boolean isVolumeDirty(long volumeId, Long policy) {
-        VolumeVO volume = _volsDao.findById(volumeId);
-        boolean runSnap = true;
-
-        if (volume.getInstanceId() == null) {
-            long lastSnapId = _snapshotDao.getLastSnapshot(volumeId, 0);
-            SnapshotVO lastSnap = _snapshotDao.findByIdIncludingRemoved(lastSnapId);
-            if (lastSnap != null) {
-                Date lastSnapTime = lastSnap.getCreated();
-                if (lastSnapTime.after(volume.getUpdated())) {
-                    runSnap = false;
-                    s_logger.debug("Volume: " + volumeId + " is detached and last snap time is after Volume detach time. Skip snapshot for recurring policy");
-                }
-            }
-        } else if (_storageMgr.volumeInactive(volume)) {
-            // Volume is attached to a VM which is in Stopped state.
-            long lastSnapId = _snapshotDao.getLastSnapshot(volumeId, 0);
-            SnapshotVO lastSnap = _snapshotDao.findByIdIncludingRemoved(lastSnapId);
-            if (lastSnap != null) {
-                Date lastSnapTime = lastSnap.getCreated();
-                VMInstanceVO vmInstance = _vmDao.findById(volume.getInstanceId());
-                if (vmInstance != null) {
-                    if (lastSnapTime.after(vmInstance.getUpdateTime())) {
-                        runSnap = false;
-                        s_logger.debug("Volume: " + volumeId + " is inactive and last snap time is after VM update time. Skip snapshot for recurring policy");
-                    }
-                }
-            }
-        }
-        if (volume.getState() == Volume.State.Destroy || volume.getRemoved() != null) {
-            s_logger.debug("Volume: " + volumeId + " is destroyed/removed. Not taking snapshot");
-            runSnap = false;
-        }
-
-        return runSnap;
-    }
-
+    
+    
     protected Answer sendToPool(Volume vol, Command cmd) {
         StoragePool pool = _storagePoolDao.findById(vol.getPoolId());
         VMInstanceVO vm = _vmDao.findById(vol.getInstanceId());
@@ -434,20 +399,6 @@ public class SnapshotManagerImpl implements SnapshotManager, SnapshotService, Ma
                 }
             }
 
-            //when taking snapshot, make sure nobody can delete/move the volume
-            boolean stateTransit = false;
-            /*
-            try {
-            	stateTransit = _storageMgr.stateTransitTo(volume, Volume.Event.SnapshotRequested);
-            } catch (NoTransitionException e) {
-            	s_logger.debug("Failed transit volume state: " + e.toString());
-            } finally {
-            	if (!stateTransit) {
-            		_snapshotDao.expunge(snapshotId);           		
-            		throw new CloudRuntimeException("Creating snapshot failed due to volume:" + volumeId + " is being used, try it later ");
-            	}
-            }*/
-
             snapshot = createSnapshotOnPrimary(volume, policyId, snapshotId);
             if (snapshot != null) {
                 if (snapshot.getStatus() == Snapshot.Status.CreatedOnPrimary) {
@@ -864,7 +815,6 @@ public class SnapshotManagerImpl implements SnapshotManager, SnapshotService, Ma
         Long dcId = snapshot.getDataCenterId();
         Long accountId = snapshot.getAccountId();
         Long volumeId = snapshot.getVolumeId();
-        HypervisorType hvType = snapshot.getHypervisorType();
 
         String backupOfSnapshot = snapshot.getBackupSnapshotId();
         if (backupOfSnapshot == null) {