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From tdsi...@apache.org
Subject [42/50] [abbrv] phoenix git commit: PHOENIX-4487 Missing SYSTEM.MUTEX table upgrading from 4.7 to 4.13
Date Fri, 19 Jan 2018 18:03:50 GMT
PHOENIX-4487 Missing SYSTEM.MUTEX table upgrading from 4.7 to 4.13


Project: http://git-wip-us.apache.org/repos/asf/phoenix/repo
Commit: http://git-wip-us.apache.org/repos/asf/phoenix/commit/2759727e
Tree: http://git-wip-us.apache.org/repos/asf/phoenix/tree/2759727e
Diff: http://git-wip-us.apache.org/repos/asf/phoenix/diff/2759727e

Branch: refs/heads/system-catalog
Commit: 2759727e444ef8ae7475d25979be84bfe89895f5
Parents: 1636f61
Author: James Taylor <jtaylor@salesforce.com>
Authored: Fri Dec 22 10:58:55 2017 -0800
Committer: James Taylor <jtaylor@salesforce.com>
Committed: Tue Dec 26 13:21:09 2017 -0800

----------------------------------------------------------------------
 .../query/ConnectionQueryServicesImpl.java      | 29 ++++++++++++++++----
 1 file changed, 24 insertions(+), 5 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/phoenix/blob/2759727e/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
----------------------------------------------------------------------
diff --git a/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
b/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
index 072bf28..38be6af 100644
--- a/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
+++ b/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
@@ -2640,11 +2640,23 @@ public class ConnectionQueryServicesImpl extends DelegateQueryServices
implement
             } catch (TableAlreadyExistsException e) {
                 long currentServerSideTableTimeStamp = e.getTable().getTimeStamp();
                 sysCatalogTableName = e.getTable().getPhysicalName().getString();
-                if (currentServerSideTableTimeStamp < MIN_SYSTEM_TABLE_TIMESTAMP
-                        && (acquiredMutexLock = acquireUpgradeMutex(currentServerSideTableTimeStamp,
mutexRowKey))) {
-                    snapshotName = getSysCatalogSnapshotName(currentServerSideTableTimeStamp);
-                    createSnapshot(snapshotName, sysCatalogTableName);
-                    snapshotCreated = true;
+                if (currentServerSideTableTimeStamp < MIN_SYSTEM_TABLE_TIMESTAMP) {
+                    // Ensure that the SYSTEM.MUTEX table has been created prior
+                    // to attempting to acquire the upgrade mutex. If namespace
+                    // mapping is enabled, we've already done this earlier in the
+                    // upgrade, so no need for a bunch of wasted RPCs.
+                    if (currentServerSideTableTimeStamp <= MetaDataProtocol.MIN_SYSTEM_TABLE_TIMESTAMP_4_10_0
&&
+                            !SchemaUtil.isNamespaceMappingEnabled(PTableType.SYSTEM,
+                                    ConnectionQueryServicesImpl.this.getProps())) {
+                        try (HBaseAdmin admin = getAdmin()) {
+                            createSysMutexTable(admin, this.getProps());
+                        }
+                    }
+                    if (acquiredMutexLock = acquireUpgradeMutex(currentServerSideTableTimeStamp,
mutexRowKey)) {
+                        snapshotName = getSysCatalogSnapshotName(currentServerSideTableTimeStamp);
+                        createSnapshot(snapshotName, sysCatalogTableName);
+                        snapshotCreated = true;
+                    }
                 }
                 String columnsToAdd = "";
                 // This will occur if we have an older SYSTEM.CATALOG and we need to update
it to
@@ -3191,6 +3203,13 @@ public class ConnectionQueryServicesImpl extends DelegateQueryServices
implement
             // Try acquiring a lock in SYSMUTEX table before migrating the tables since it
involves disabling the table
             // If we cannot acquire lock, it means some old client is either migrating SYSCAT
or trying to upgrade the
             // schema of SYSCAT table and hence it should not be interrupted
+            // Create mutex if not already created
+            if (!tableNames.contains(PhoenixDatabaseMetaData.SYSTEM_MUTEX_HBASE_TABLE_NAME))
{
+                TableName mutexName = SchemaUtil.getPhysicalTableName(PhoenixDatabaseMetaData.SYSTEM_MUTEX_NAME,
props);
+                if (PhoenixDatabaseMetaData.SYSTEM_MUTEX_HBASE_TABLE_NAME.equals(mutexName)
|| !tableNames.contains(mutexName)) {
+                    createSysMutexTable(admin, props);
+                }
+            }
             acquiredMutexLock = acquireUpgradeMutex(MetaDataProtocol.MIN_SYSTEM_TABLE_MIGRATION_TIMESTAMP,
mutexRowKey);
             if(acquiredMutexLock) {
                 logger.debug("Acquired lock in SYSMUTEX table for migrating SYSTEM tables
to SYSTEM namespace");


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