private void setUp(RecipeExecLocation recipeExecLocation) throws Exception {
clusterHC = cluster.getClusterHelper().getHCatClient();
clusterHC2 = cluster2.getClusterHelper().getHCatClient();
bundles[0] = new Bundle(BundleUtil.readHCatBundle(), cluster);
bundles[1] = new Bundle(BundleUtil.readHCatBundle(), cluster2);
bundles[0].generateUniqueBundle(this);
bundles[1].generateUniqueBundle(this);
final ClusterMerlin srcCluster = bundles[0].getClusterElement();
final ClusterMerlin tgtCluster = bundles[1].getClusterElement();
String recipeDir = "HiveDrRecipe";
if (MerlinConstants.IS_SECURE) {
recipeDir = "HiveDrSecureRecipe";
}
Bundle.submitCluster(recipeExecLocation.getRecipeBundle(bundles[0], bundles[1]));
recipeMerlin =
RecipeMerlin.readFromDir(recipeDir, FalconCLI.RecipeOperation.HIVE_DISASTER_RECOVERY)
.withRecipeCluster(recipeExecLocation.getRecipeCluster(srcCluster, tgtCluster));
recipeMerlin
.withSourceCluster(srcCluster)
.withTargetCluster(tgtCluster)
.withFrequency(new Frequency("5", Frequency.TimeUnit.minutes))
.withValidity(TimeUtil.getTimeWrtSystemTime(-5), TimeUtil.getTimeWrtSystemTime(15));
recipeMerlin.setUniqueName(this.getClass().getSimpleName());
connection = cluster.getClusterHelper().getHiveJdbcConnection();
runSql(connection, "drop database if exists hdr_sdb1 cascade");
runSql(connection, "create database hdr_sdb1");
runSql(connection, "use hdr_sdb1");
connection2 = cluster2.getClusterHelper().getHiveJdbcConnection();
runSql(connection2, "drop database if exists hdr_sdb1 cascade");
runSql(connection2, "create database hdr_sdb1");
runSql(connection2, "use hdr_sdb1");
}
/**
* Run recipe with different frequencies. Submission should go through. Check frequency of the
* launched oozie job
*/
@Test(dataProvider = "frequencyGenerator")
public void differentRecipeFrequenciesTest(String frequency) throws Exception {
setUp(RecipeExecLocation.SourceCluster);
LOGGER.info("Testing with frequency: " + frequency);
String tblName = "myTable";
recipeMerlin
.withSourceDb(DB_NAME)
.withSourceTable(tblName)
.withFrequency(new Frequency(frequency));
runSql(connection, "create table " + tblName + "(comment string)");
final List<String> command = recipeMerlin.getSubmissionCommand();
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
LOGGER.info("Submission went through.");
InstanceUtil.waitTillInstanceReachState(
clusterOC, recipeMerlin.getName(), 1, CoordinatorAction.Status.RUNNING, EntityType.PROCESS);
String filter = "name=FALCON_PROCESS_" + recipeMerlin.getName();
List<BundleJob> bundleJobs = OozieUtil.getBundles(clusterOC, filter, 0, 10);
List<String> bundleIds = OozieUtil.getBundleIds(bundleJobs);
String bundleId = OozieUtil.getMaxId(bundleIds);
List<CoordinatorJob> coords = clusterOC.getBundleJobInfo(bundleId).getCoordinators();
List<String> cIds = new ArrayList<String>();
for (CoordinatorJob coord : coords) {
cIds.add(coord.getId());
}
String coordId = OozieUtil.getMinId(cIds);
CoordinatorJob job = clusterOC.getCoordJobInfo(coordId);
CoordinatorJob.Timeunit timeUnit = job.getTimeUnit();
String freq = job.getFrequency();
LOGGER.info("Frequency of running job: " + timeUnit + " " + freq);
Assert.assertTrue(
frequency.contains(timeUnit.name().toLowerCase().replace("_", ""))
&& frequency.contains(freq),
"Running job has different frequency.");
}
@Test
public void drChangeColumn() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.SourceCluster;
setUp(recipeExecLocation);
final String tblName = "tableForColumnChange";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command1 = recipeMerlin.getSubmissionCommand();
final String recipe1Name = recipeMerlin.getName();
runSql(connection, "create table " + tblName + "(id int)");
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
Assert.assertEquals(Bundle.runFalconCLI(command1), 0, "Recipe submission failed.");
runSql(connection, "ALTER TABLE " + tblName + " CHANGE id id STRING COMMENT 'some_comment'");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipe1Name,
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
new NotifyingAssert(true))
.assertAll();
}
/**
* 1 src tbl 1 dst tbl. Change table properties and comment at the source. Changes should get
* reflected at destination.
*/
@Test
public void drChangeCommentAndPropertyTest() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.SourceCluster;
setUp(recipeExecLocation);
final String tblName = "myTable";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command = recipeMerlin.getSubmissionCommand();
runSql(connection, "create table " + tblName + "(field string)");
// add new table property
runSql(
connection,
"ALTER TABLE " + tblName + " SET TBLPROPERTIES('someProperty' = 'initialValue')");
// set comment
runSql(
connection,
"ALTER TABLE "
+ tblName
+ " SET TBLPROPERTIES('comment' = 'this comment will be "
+ "changed, SHOULD NOT appear')");
LOGGER.info(tblName + " before bootstrap copy: ");
runSql(connection, "describe extended " + tblName);
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
// change table property and comment
runSql(
connection,
"ALTER TABLE " + tblName + " SET TBLPROPERTIES('someProperty' = 'anotherValue')");
runSql(
connection,
"ALTER TABLE "
+ tblName
+ " SET TBLPROPERTIES('comment' = 'this comment should "
+ "appear after replication done')");
LOGGER.info(tblName + " after modifications, before replication: ");
runSql(connection, "describe extended " + tblName);
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
new NotifyingAssert(true))
.assertAll();
}
@AfterMethod(alwaysRun = true)
public void tearDown() throws IOException {
try {
prism.getProcessHelper().deleteByName(recipeMerlin.getName(), null);
} catch (Exception e) {
LOGGER.info(
"Deletion of process: " + recipeMerlin.getName() + " failed with exception: " + e);
}
removeTestClassEntities();
cleanTestsDirs();
}
@Test
public void drTwoTablesOneRequest() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.TargetCluster;
setUp(recipeExecLocation);
final String tblName = "firstTableDR";
final String tbl2Name = "secondTableDR";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName + ',' + tbl2Name);
final List<String> command = recipeMerlin.getSubmissionCommand();
runSql(connection, "create table " + tblName + "(comment string)");
runSql(connection, "create table " + tbl2Name + "(comment string)");
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
bootstrapCopy(connection, clusterFS, tbl2Name, connection2, clusterFS2, tbl2Name);
runSql(
connection,
"insert into table "
+ tblName
+ " values"
+ "('this string has been added post bootstrap - should appear after dr')");
runSql(
connection,
"insert into table "
+ tbl2Name
+ " values"
+ "('this string has been added post bootstrap - should appear after dr')");
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
final NotifyingAssert anAssert = new NotifyingAssert(true);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
anAssert);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tbl2Name),
cluster2,
clusterHC2.getTable(DB_NAME, tbl2Name),
anAssert);
anAssert.assertAll();
}
@Test
public void drSerDeWithProperties() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.SourceCluster;
setUp(recipeExecLocation);
final String tblName = "serdeTable";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command = recipeMerlin.getSubmissionCommand();
runSql(
connection,
"create table "
+ tblName
+ "(comment string) "
+ "row format serde 'org.apache.hive.hcatalog.data.JsonSerDe'");
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
runSql(
connection,
"insert into table "
+ tblName
+ " values"
+ "('this string has been added post bootstrap - should appear after dr')");
runSql(
connection, "ALTER TABLE " + tblName + " SET SERDEPROPERTIES ('someProperty' = 'value')");
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
new NotifyingAssert(true))
.assertAll();
}
@Test
public void drExternalToNonExternal() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.SourceCluster;
setUp(recipeExecLocation);
final String tblName = "externalToNonExternal";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command = recipeMerlin.getSubmissionCommand();
createExternalTable(connection, clusterFS, baseTestHDFSDir + "click_data/", tblName);
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
// change column name
runSql(connection, "alter table " + tblName + " change column data data_new string");
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
final NotifyingAssert anAssert = new NotifyingAssert(true);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
anAssert,
false);
anAssert.assertNotEquals(
clusterHC2.getTable(DB_NAME, tblName).getTabletype(),
clusterHC.getTable(DB_NAME, tblName).getTableName(),
"Source and destination tables should have different Tabletype");
anAssert.assertNotEquals(
clusterHC2.getTable(DB_NAME, tblName).getTblProps().get("EXTERNAL"),
clusterHC.getTable(DB_NAME, tblName).getTblProps().get("EXTERNAL"),
"Source and destination tables should have different value of property EXTERNAL");
anAssert.assertAll();
}
/**
* 1 src tbl 1 dst tbl replication. Insert/overwrite partitions using dynamic partitions queries.
* The changes should get reflected at destination.
*
* @throws Exception
*/
@Test
public void drInsertOverwriteDynamicPartition() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.SourceCluster;
setUp(recipeExecLocation);
final String tblName = "drInsertOverwritePartition";
final String hlpTblName = "drInsertOverwritePartitionHelperTbl";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command = recipeMerlin.getSubmissionCommand();
// disable strict mode to use only dynamic partition
runSql(connection, "set hive.exec.dynamic.partition.mode=nonstrict");
runSql(
connection,
"create table " + hlpTblName + "(comment string) partitioned by (pname string)");
runSql(
connection,
"insert into table "
+ hlpTblName
+ " partition (pname)"
+ " values('overwrite data - should appear after dr', 'OVERWRITE_PART')");
runSql(
connection,
"insert into table "
+ hlpTblName
+ " partition (pname)"
+ " values('newdata row2 - should appear after dr', 'NEW_DATA')");
runSql(
connection,
"insert into table "
+ hlpTblName
+ " partition (pname)"
+ " values('newdata row1 - should appear after dr', 'NEW_DATA')");
runSql(
connection, "create table " + tblName + "(comment string) partitioned by (pname string)");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this data should be retained - should appear after dr', 'OLD_PART')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this data should get overwritten - should NOT appear after dr', 'OVERWRITE_PART')");
LOGGER.info(tblName + " before bootstrap copying: ");
runSql(connection, "select * from " + tblName);
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
runSql(
connection,
"insert overwrite table "
+ tblName
+ " partition (pname) "
+ "select comment, pname from "
+ hlpTblName
+ " where comment REGEXP '^overwrite'");
runSql(
connection,
"insert overwrite table "
+ tblName
+ " partition (pname) "
+ "select comment, pname from "
+ hlpTblName
+ " where comment REGEXP '^newdata'");
LOGGER.info(tblName + " after modifications, before replication: ");
runSql(connection, "select * from " + tblName);
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
new NotifyingAssert(true))
.assertAll();
}
/**
* 1 src tbl 1 dst tbl replication. Insert/delete/replace partitions using dynamic partition
* queries. The changes should get reflected at destination.
*/
@Test
public void drInsertDropReplaceDynamicPartition() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.SourceCluster;
setUp(recipeExecLocation);
final String tblName = "dynamicPartitionDR";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command = recipeMerlin.getSubmissionCommand();
// disable strict mode to use only dynamic partition
runSql(connection, "set hive.exec.dynamic.partition.mode=nonstrict");
runSql(
connection, "create table " + tblName + "(comment string) partitioned by (pname string)");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this partition is going to be deleted - should NOT appear after dr', 'DELETE')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this partition is going to be replaced - should NOT appear after dr', 'REPLACE')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this partition will have more data - should appear after dr', 'ADD_DATA')");
LOGGER.info(tblName + " before bootstrap copying: ");
runSql(connection, "select * from " + tblName);
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this partition has been added post bootstrap - should appear after dr', 'NEW_PART')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('more data has been added post bootstrap - should appear after dr', 'ADD_DATA')");
runSql(connection, "alter table " + tblName + " drop partition(pname = 'DELETE')");
runSql(connection, "alter table " + tblName + " drop partition(pname = 'REPLACE')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname) values"
+ "('this partition has been replaced - should appear after dr', 'REPLACE')");
LOGGER.info(tblName + " after modifications, before replication: ");
runSql(connection, "select * from " + tblName);
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
new NotifyingAssert(true))
.assertAll();
}
@Test
public void drTwoDstTablesTwoRequests() throws Exception {
final RecipeExecLocation recipeExecLocation = RecipeExecLocation.TargetCluster;
setUp(recipeExecLocation);
final HCatClient clusterHC3 = cluster3.getClusterHelper().getHCatClient();
final Connection connection3 = cluster3.getClusterHelper().getHiveJdbcConnection();
runSql(connection3, "drop database if exists hdr_sdb1 cascade");
runSql(connection3, "create database hdr_sdb1");
runSql(connection3, "use hdr_sdb1");
final String tblName = "vanillaTable";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final String recipe1Name = recipeMerlin.getName();
final List<String> command1 = recipeMerlin.getSubmissionCommand();
final Bundle bundle3 = new Bundle(BundleUtil.readHCatBundle(), cluster3);
bundle3.generateUniqueBundle(this);
bundle3.submitClusters(prism);
recipeMerlin
.withTargetCluster(bundle3.getClusterElement())
.withRecipeCluster(
recipeExecLocation.getRecipeCluster(
bundles[0].getClusterElement(), bundle3.getClusterElement()));
recipeMerlin.setUniqueName(this.getClass().getSimpleName());
final List<String> command2 = recipeMerlin.getSubmissionCommand();
final String recipe2Name = recipeMerlin.getName();
runSql(connection, "create table " + tblName + "(comment string)");
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
bootstrapCopy(connection, clusterFS, tblName, connection3, clusterFS3, tblName);
runSql(
connection,
"insert into table "
+ tblName
+ " values"
+ "('this string has been added post bootstrap - should appear after dr')");
Assert.assertEquals(Bundle.runFalconCLI(command1), 0, "Recipe submission failed.");
Assert.assertEquals(Bundle.runFalconCLI(command2), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipe1Name,
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC3),
recipe2Name,
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
final NotifyingAssert anAssert = new NotifyingAssert(true);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
anAssert);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster3,
clusterHC3.getTable(DB_NAME, tblName),
anAssert);
anAssert.assertAll();
}
@Test(dataProvider = "getRecipeLocation")
public void drPartition(final RecipeExecLocation recipeExecLocation) throws Exception {
setUp(recipeExecLocation);
final String tblName = "partitionDR";
recipeMerlin.withSourceDb(DB_NAME).withSourceTable(tblName);
final List<String> command = recipeMerlin.getSubmissionCommand();
runSql(
connection, "create table " + tblName + "(comment string) partitioned by (pname string)");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname = 'DELETE') values"
+ "('this partition is going to be deleted - should NOT appear after dr')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname = 'REPLACE') values"
+ "('this partition is going to be replaced - should NOT appear after dr')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname = 'ADD_DATA') values"
+ "('this partition will have more data - should appear after dr')");
bootstrapCopy(connection, clusterFS, tblName, connection2, clusterFS2, tblName);
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname = 'NEW_PART') values"
+ "('this partition has been added post bootstrap - should appear after dr')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname = 'ADD_DATA') values"
+ "('more data has been added post bootstrap - should appear after dr')");
runSql(connection, "alter table " + tblName + " drop partition(pname = 'DELETE')");
runSql(connection, "alter table " + tblName + " drop partition(pname = 'REPLACE')");
runSql(
connection,
"insert into table "
+ tblName
+ " partition (pname = 'REPLACE') values"
+ "('this partition has been replaced - should appear after dr')");
Assert.assertEquals(Bundle.runFalconCLI(command), 0, "Recipe submission failed.");
InstanceUtil.waitTillInstanceReachState(
recipeExecLocation.getRecipeOC(clusterOC, clusterOC2),
recipeMerlin.getName(),
1,
CoordinatorAction.Status.SUCCEEDED,
EntityType.PROCESS);
HiveAssert.assertTableEqual(
cluster,
clusterHC.getTable(DB_NAME, tblName),
cluster2,
clusterHC2.getTable(DB_NAME, tblName),
new NotifyingAssert(true))
.assertAll();
}