AMBARI-10041. WebHCat Server Start is failed. (Umask -027) (aonishuk)

ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/webhcat_service.py

@@ -26,7 +26,7 @@ def webhcat_service(action='start'):
   cmd = format('env HADOOP_HOME={hadoop_home} {webhcat_bin_dir}/webhcat_server.sh')
 
   if action == 'start':
-    demon_cmd = format('{cmd} start')
+    demon_cmd = format('cd {hcat_pid_dir} ; {cmd} start')
     no_op_test = format('ls {webhcat_pid_file} >/dev/null 2>&1 && ps -p `cat {webhcat_pid_file}` >/dev/null 2>&1')
     Execute(demon_cmd,
             user=params.webhcat_user,

ambari-server/src/test/python/stacks/2.0.6/HIVE/test_webhcat_server.py

@@ -47,7 +47,7 @@ class TestWebHCatServer(RMFTestCase):
     )
 
     self.assert_configure_default()
-    self.assertResourceCalled('Execute', 'env HADOOP_HOME=/usr /usr/lib/hcatalog/sbin/webhcat_server.sh start',
+    self.assertResourceCalled('Execute', 'cd /var/run/webhcat ; env HADOOP_HOME=/usr /usr/lib/hcatalog/sbin/webhcat_server.sh start',
                               not_if = 'ls /var/run/webhcat/webhcat.pid >/dev/null 2>&1 && ps -p `cat /var/run/webhcat/webhcat.pid` >/dev/null 2>&1',
                               user = 'hcat'
     )
@@ -92,7 +92,7 @@ class TestWebHCatServer(RMFTestCase):
     )
 
     self.assert_configure_secured()
-    self.assertResourceCalled('Execute', 'env HADOOP_HOME=/usr /usr/lib/hcatalog/sbin/webhcat_server.sh start',
+    self.assertResourceCalled('Execute', 'cd /var/run/webhcat ; env HADOOP_HOME=/usr /usr/lib/hcatalog/sbin/webhcat_server.sh start',
                               not_if = 'ls /var/run/webhcat/webhcat.pid >/dev/null 2>&1 && ps -p `cat /var/run/webhcat/webhcat.pid` >/dev/null 2>&1',
                               user = 'hcat'
     )