bigdata-dev team mailing list archive

[Cory Johns <cory.johns@xxxxxxxxxxxxx>]

Cory Johns has proposed merging lp:~bigdata-dev/charms/bundles/apache-analytics-sql/trunk into lp:~charmers/charms/bundles/apache-analytics-sql/bundle.

Requested reviews:
  charmers (charmers)
Related bugs:
  Bug #1475669 in Juju Charms Collection: "bigdata solution: Integrate Apache Hadoop with Hive data analytic"
  https://bugs.launchpad.net/charms/+bug/1475669

For more details, see:
https://code.launchpad.net/~bigdata-dev/charms/bundles/apache-analytics-sql/trunk/+merge/273282

Tests for CWR
-- 
Your team Juju Big Data Development is subscribed to branch lp:~bigdata-dev/charms/bundles/apache-analytics-sql/trunk.

=== added directory 'tests'
=== added file 'tests/00-setup'
--- tests/00-setup	1970-01-01 00:00:00 +0000
+++ tests/00-setup	2015-10-02 19:25:58 +0000
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+if ! python3 -c 'import amulet' &> /dev/null; then
+    echo Installing Amulet...
+    sudo add-apt-repository -y ppa:juju/stable
+    sudo apt-get update
+    sudo apt-get -y install amulet
+fi

=== added file 'tests/01-bundle.py'
--- tests/01-bundle.py	1970-01-01 00:00:00 +0000
+++ tests/01-bundle.py	2015-10-02 19:25:58 +0000
@@ -0,0 +1,126 @@
+#!/usr/bin/env python3
+
+import os
+import unittest
+
+import yaml
+import amulet
+
+
+class TestBundle(unittest.TestCase):
+    bundle_file = os.path.join(os.path.dirname(__file__), '..', 'bundle.yaml')
+
+    @classmethod
+    def setUpClass(cls):
+        cls.d = amulet.Deployment(series='trusty')
+        with open(cls.bundle_file) as f:
+            bun = f.read()
+        bundle = yaml.safe_load(bun)
+        cls.d.load(bundle)
+        cls.d.setup(timeout=1800)
+        cls.d.sentry.wait_for_messages({'hive': 'Ready'}, timeout=1800)
+        cls.hdfs = cls.d.sentry['hdfs-master'][0]
+        cls.yarn = cls.d.sentry['yarn-master'][0]
+        cls.slave = cls.d.sentry['compute-slave'][0]
+        cls.secondary = cls.d.sentry['secondary-namenode'][0]
+        cls.hive = cls.d.sentry['hive'][0]
+
+    def test_components(self):
+        """
+        Confirm that all of the required components are up and running.
+        """
+        hdfs, retcode = self.hdfs.run("pgrep -a java")
+        yarn, retcode = self.yarn.run("pgrep -a java")
+        slave, retcode = self.slave.run("pgrep -a java")
+        secondary, retcode = self.secondary.run("pgrep -a java")
+        hive, retcode = self.hive.run("pgrep -a java")
+
+        # .NameNode needs the . to differentiate it from SecondaryNameNode
+        assert '.NameNode' in hdfs, "NameNode not started"
+        assert '.NameNode' not in yarn, "NameNode should not be running on yarn-master"
+        assert '.NameNode' not in slave, "NameNode should not be running on compute-slave"
+        assert '.NameNode' not in secondary, "NameNode should not be running on secondary-namenode"
+        assert '.NameNode' not in hive, "NameNode should not be running on hive"
+
+        assert 'ResourceManager' in yarn, "ResourceManager not started"
+        assert 'ResourceManager' not in hdfs, "ResourceManager should not be running on hdfs-master"
+        assert 'ResourceManager' not in slave, "ResourceManager should not be running on compute-slave"
+        assert 'ResourceManager' not in secondary, "ResourceManager should not be running on secondary-namenode"
+        assert 'ResourceManager' not in hive, "ResourceManager should not be running on hive"
+
+        assert 'JobHistoryServer' in yarn, "JobHistoryServer not started"
+        assert 'JobHistoryServer' not in hdfs, "JobHistoryServer should not be running on hdfs-master"
+        assert 'JobHistoryServer' not in slave, "JobHistoryServer should not be running on compute-slave"
+        assert 'JobHistoryServer' not in secondary, "JobHistoryServer should not be running on secondary-namenode"
+        assert 'JobHistoryServer' not in hive, "JobHistoryServer should not be running on hive"
+
+        assert 'NodeManager' in slave, "NodeManager not started"
+        assert 'NodeManager' not in yarn, "NodeManager should not be running on yarn-master"
+        assert 'NodeManager' not in hdfs, "NodeManager should not be running on hdfs-master"
+        assert 'NodeManager' not in secondary, "NodeManager should not be running on secondary-namenode"
+        assert 'NodeManager' not in hive, "NodeManager should not be running on hive"
+
+        assert 'DataNode' in slave, "DataServer not started"
+        assert 'DataNode' not in yarn, "DataNode should not be running on yarn-master"
+        assert 'DataNode' not in hdfs, "DataNode should not be running on hdfs-master"
+        assert 'DataNode' not in secondary, "DataNode should not be running on secondary-namenode"
+        assert 'DataNode' not in hive, "DataNode should not be running on hive"
+
+        assert 'SecondaryNameNode' in secondary, "SecondaryNameNode not started"
+        assert 'SecondaryNameNode' not in yarn, "SecondaryNameNode should not be running on yarn-master"
+        assert 'SecondaryNameNode' not in hdfs, "SecondaryNameNode should not be running on hdfs-master"
+        assert 'SecondaryNameNode' not in slave, "SecondaryNameNode should not be running on compute-slave"
+        assert 'SecondaryNameNode' not in hive, "SecondaryNameNode should not be running on hive"
+
+        assert 'HiveServer2' in hive, 'Hive should be running on hive'
+
+    def test_hdfs_dir(self):
+        """
+        Validate admin few hadoop activities on HDFS cluster.
+            1) This test validates mkdir on hdfs cluster
+            2) This test validates change hdfs dir owner on the cluster
+            3) This test validates setting hdfs directory access permission on the cluster
+
+        NB: These are order-dependent, so must be done as part of a single test case.
+        """
+        output, retcode = self.hive.run("su hdfs -c 'hdfs dfs -mkdir -p /user/ubuntu'")
+        assert retcode == 0, "Created a user directory on hdfs FAILED:\n{}".format(output)
+        output, retcode = self.hive.run("su hdfs -c 'hdfs dfs -chown ubuntu:ubuntu /user/ubuntu'")
+        assert retcode == 0, "Assigning an owner to hdfs directory FAILED:\n{}".format(output)
+        output, retcode = self.hive.run("su hdfs -c 'hdfs dfs -chmod -R 755 /user/ubuntu'")
+        assert retcode == 0, "seting directory permission on hdfs FAILED:\n{}".format(output)
+
+    def test_yarn_mapreduce_exe(self):
+        """
+        Validate yarn mapreduce operations:
+            1) validate mapreduce execution - writing to hdfs
+            2) validate successful mapreduce operation after the execution
+            3) validate mapreduce execution - reading and writing to hdfs
+            4) validate successful mapreduce operation after the execution
+            5) validate successful deletion of mapreduce operation result from hdfs
+
+        NB: These are order-dependent, so must be done as part of a single test case.
+        """
+        jar_file = '/usr/lib/hadoop/share/hadoop/mapreduce/hadoop-mapreduce-examples-*.jar'
+        test_steps = [
+            ('teragen',      "su ubuntu -c 'hadoop jar {} teragen  10000 /user/ubuntu/teragenout'".format(jar_file)),
+            ('mapreduce #1', "su hdfs -c 'hdfs dfs -ls /user/ubuntu/teragenout/_SUCCESS'"),
+            ('terasort',     "su ubuntu -c 'hadoop jar {} terasort /user/ubuntu/teragenout /user/ubuntu/terasortout'".
+                format(jar_file)),
+            ('mapreduce #2', "su hdfs -c 'hdfs dfs -ls /user/ubuntu/terasortout/_SUCCESS'"),
+            ('cleanup',      "su hdfs -c 'hdfs dfs -rm -r /user/ubuntu/teragenout'"),
+        ]
+        for name, step in test_steps:
+            output, retcode = self.hive.run(step)
+            assert retcode == 0, "{} FAILED:\n{}".format(name, output)
+
+    def test_hive(self):
+        self.hive.run("echo 'create table test(col1 int, col2 string); show tables;' > test.sql")
+        output, retcode = self.hive.run("sudo su hive -c 'hive -f test.sql'")
+
+        assert retcode == 0, 'Hive command failed (%s): %s' % (retcode, output)
+        self.assertEqual('test', output)
+
+
+if __name__ == '__main__':
+    unittest.main()