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From swa...@apache.org
Subject ambari git commit: AMBARI-17017. Fixing open issues for 'Hive Server Interactive' in Kerberized environment. AMBARI-17020. Use 'llapstatus' comand after starting llap to check its status before starting HiveServer2.
Date Thu, 02 Jun 2016 23:32:37 GMT
Repository: ambari
Updated Branches:
  refs/heads/trunk 1d3523a5f -> 396adbedf


AMBARI-17017. Fixing open issues for 'Hive Server Interactive' in Kerberized environment.
AMBARI-17020. Use 'llapstatus' comand after starting llap to check its status before starting
HiveServer2.


Project: http://git-wip-us.apache.org/repos/asf/ambari/repo
Commit: http://git-wip-us.apache.org/repos/asf/ambari/commit/396adbed
Tree: http://git-wip-us.apache.org/repos/asf/ambari/tree/396adbed
Diff: http://git-wip-us.apache.org/repos/asf/ambari/diff/396adbed

Branch: refs/heads/trunk
Commit: 396adbedf0915ea4f12c0063f10bc5b46582b22d
Parents: 1d3523a
Author: Swapan Shridhar <sshridhar@hortonworks.com>
Authored: Tue May 31 12:06:01 2016 -0700
Committer: Swapan Shridhar <sshridhar@hortonworks.com>
Committed: Thu Jun 2 16:32:11 2016 -0700

----------------------------------------------------------------------
 .../HIVE/0.12.0.2.0/kerberos.json               |  5 ---
 .../package/scripts/hive_interactive.py         |  2 -
 .../package/scripts/hive_server_interactive.py  | 46 ++++++--------------
 .../package/scripts/hive_service_interactive.py |  4 --
 .../stacks/HDP/2.5/services/YARN/kerberos.json  | 35 +++++++++++++++
 5 files changed, 48 insertions(+), 44 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ambari/blob/396adbed/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/kerberos.json
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/kerberos.json
b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/kerberos.json
index a9e3840..872bfac 100644
--- a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/kerberos.json
+++ b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/kerberos.json
@@ -18,11 +18,6 @@
           }
         },
         {
-          "hive-interactive-site": {
-            "hive.llap.daemon.work.dirs": "/hadoop/llap/local"
-          }
-        },
-        {
           "webhcat-site": {
             "templeton.kerberos.secret": "secret",
             "templeton.hive.properties": "hive.metastore.local=false,hive.metastore.uris=${clusterHostInfo/hive_metastore_host|each(thrift://%s:9083,
\\\\,, \\s*\\,\\s*)},hive.metastore.sasl.enabled=true,hive.metastore.execute.setugi=true,hive.metastore.warehouse.dir=/apps/hive/warehouse,hive.exec.mode.local.auto=false,hive.metastore.kerberos.principal=hive/_HOST@${realm}"

http://git-wip-us.apache.org/repos/asf/ambari/blob/396adbed/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_interactive.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_interactive.py
b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_interactive.py
index 14ba0f9..b6b963b 100644
--- a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_interactive.py
+++ b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_interactive.py
@@ -101,8 +101,6 @@ def hive_interactive(name=None):
   '''
   remove_atlas_hook_if_exists(merged_hive_interactive_site)
 
-  # Anything TODO for attributes
-
   # Merge tez-interactive with tez-site
   XmlConfig("tez-site.xml",
             conf_dir = params.tez_interactive_config_dir,

http://git-wip-us.apache.org/repos/asf/ambari/blob/396adbed/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_server_interactive.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_server_interactive.py
b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_server_interactive.py
index 77e1cd4..7de3d49 100644
--- a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_server_interactive.py
+++ b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_server_interactive.py
@@ -112,7 +112,6 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
       # Check status and based on that decide on [re]starting.
 
       # Start LLAP before Hive Server Interactive start.
-      # TODO, why does LLAP have to be started before Hive Server Interactive???
       status = self._llap_start(env)
       if not status:
         raise Fail("Skipping START of Hive Server Interactive since LLAP app couldn't be
STARTED.")
@@ -129,10 +128,7 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
       if params.security_enabled:
         self.do_kinit()
 
-      # TODO, why must Hive Server Interactive be stopped before LLAP???
-
       # Stop Hive Interactive Server first
-      # TODO : Upgrade check comes here.
       hive_service_interactive('hiveserver2', action='stop')
 
       self._llap_stop(env)
@@ -141,7 +137,8 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
       import status_params
       env.set_params(status_params)
 
-      # TODO : LLAP app status check
+      # We are not doing 'llap' status check done here as part of status check for 'HSI',
as 'llap' status
+      # check is a heavy weight operation.
 
       pid_file = format("{hive_pid_dir}/{hive_interactive_pid}")
       # Recursively check all existing gmetad pid files
@@ -200,11 +197,6 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
       Logger.info("Starting LLAP")
       LLAP_APP_NAME = 'llap0'
 
-      # TODO, start only if not already running.
-      # TODO : Currently hardcoded the params. Need to read the suggested values from hive2/hive-site.xml.
-      # TODO, ensure that script works as hive from cmd when not cd'ed in /home/hive
-      # Needs permission to write to hive home dir.
-
       unique_name = "llap-slider%s" % datetime.utcnow().strftime('%Y-%m-%d_%H-%M-%S')
 
       cmd = format("{stack_root}/current/hive-server2-hive2/bin/hive --service llap --instances
{params.num_llap_nodes}"
@@ -219,10 +211,6 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
 
       # Append args.
       cmd+= format(" --args \" {llap_app_java_opts}\"")
-      # TODO: Remove adding "-XX:MaxDirectMemorySize" when Driver starts appending itself.
-      if params.hive_llap_io_mem_size > params.llap_heap_size:
-        max_dir_mem_size = long(params.hive_llap_io_mem_size) + 256
-        cmd = cmd[0:len(cmd)-1] + format(" -XX:MaxDirectMemorySize={max_dir_mem_size}m\"")
 
       run_file_path = None
       try:
@@ -250,23 +238,17 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
         Logger.info(format("Run file path: {run_file_path}"))
         if os.path.isfile(run_file_path):
           Execute(run_file_path, user=params.hive_user)
-
-          # TODO : Sleep below is not a good idea. We need to check the status of LLAP app
to figure out it got
-          # launched properly and is in running state. Then go ahead with Hive Interactive
Server start.
-          Logger.info("Sleeping for 30 secs")
-          time.sleep(30)
           Logger.info("Submitted LLAP app name : {0}".format(LLAP_APP_NAME))
 
-          # TODO: Uncomment this when 'llapstatus' commands returns correct output.
-          '''
+          # We need to check the status of LLAP app to figure out it got
+          # launched properly and is in running state. Then go ahead with Hive Interactive
Server start.
           status = self.check_llap_app_status(LLAP_APP_NAME, params.num_retries_for_checking_llap_status)
           if status:
             Logger.info("LLAP app '{0}' deployed successfully.".format(LLAP_APP_NAME))
             return True
           else:
+            Logger.error("LLAP app '{0}' deployment unsuccessful.".format(LLAP_APP_NAME))
             return False
-          '''
-          return True
         else:
           raise Fail(format("Did not find run file {run_file_path}"))
       except:
@@ -336,7 +318,6 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
         num_retries = 2
       if num_retries > 20:
         num_retries = 20
-
       @retry(times=num_retries, sleep_time=15, err_class=Fail)
       def do_retries():
         live_instances = 0
@@ -344,7 +325,6 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
 
         percent_desired_instances_to_be_up = 80 # Used in 'RUNNING_PARTIAL' state.
         llap_app_info = self._get_llap_app_status_info(llap_app_name)
-
         if llap_app_info is None or 'state' not in llap_app_info:
           Logger.error("Malformed JSON data received for LLAP app. Exiting ....")
           return False
@@ -372,14 +352,14 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
           if live_instances > 0:
             percentInstancesUp = float(live_instances) / desired_instances * 100
           if percentInstancesUp >= percent_desired_instances_to_be_up:
-            Logger.info("Slider app '{0}' in '{1}' state. Live Instances : '{2}'  >= {3}%
of Desired Instances : " \
-                        "'{4}'".format(llap_app_name, llap_app_info['state'],
+            Logger.info("LLAP app '{0}' in '{1}' state. Live Instances : '{2}'  >= {3}%
of Desired Instances : " \
+                        "'{4}'.".format(llap_app_name, llap_app_info['state'],
                                        llap_app_info['liveInstances'],
                                        percent_desired_instances_to_be_up,
                                        llap_app_info['desiredInstances']))
             return True
           else:
-            Logger.info("Slider app '{0}' in '{1}' state. Live Instances : '{2}'. Desired
Instances : " \
+            Logger.info("LLAP app '{0}' in '{1}' state. Live Instances : '{2}'. Desired Instances
: " \
                         "'{3}' after {4} secs.".format(llap_app_name, llap_app_info['state'],
                                                        llap_app_info['liveInstances'],
                                                        llap_app_info['desiredInstances'],
@@ -387,26 +367,26 @@ class HiveServerInteractiveDefault(HiveServerInteractive):
             raise Fail("App state is RUNNING_PARTIAL. Live Instances : '{0}', Desired Instance
: '{1}'".format(llap_app_info['liveInstances'],
                                                                                         
                  llap_app_info['desiredInstances']))
         elif llap_app_info['state'].upper() in ['APP_NOT_FOUND', 'LAUNCHING']:
-          status_str = format("Slider app '{0}' current state is {1}.".format(llap_app_name,
llap_app_info['state']))
+          status_str = format("LLAP app '{0}' current state is {1}.".format(llap_app_name,
llap_app_info['state']))
           Logger.info(status_str)
           raise Fail(status_str)
         else:  # Covers state "COMPLETE" and any unknown that we get.
           Logger.info(
-            "Slider app '{0}' current state is '{1}'. Expected : 'RUNNING'".format(llap_app_name,
llap_app_info['state']))
+            "LLAP app '{0}' current state is '{1}'. Expected : 'RUNNING'.".format(llap_app_name,
llap_app_info['state']))
           return False
 
       try:
         status = do_retries()
         return status
       except Exception, e:
-        Logger.info("App '{0}' did not come up after a wait of {1} seconds".format(llap_app_name,
+        Logger.info("LLAP app '{0}' did not come up after a wait of {1} seconds.".format(llap_app_name,
                                                                                         
 time.time() - curr_time))
         return False
-      
+
     def get_log_folder(self):
       import params
       return params.hive_log_dir
-    
+
     def get_user(self):
       import params
       return params.hive_user

http://git-wip-us.apache.org/repos/asf/ambari/blob/396adbed/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_service_interactive.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_service_interactive.py
b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_service_interactive.py
index 908c726..053b5e5 100644
--- a/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_service_interactive.py
+++ b/ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/scripts/hive_service_interactive.py
@@ -45,8 +45,6 @@ def hive_service_interactive(name, action='start', upgrade_type=None):
   pid_file = format("{hive_pid_dir}/{hive_interactive_pid}")
   cmd = format("{start_hiveserver2_interactive_path} {hive_pid_dir}/hive-server2-interactive.out
{hive_log_dir}/hive-server2-interactive.err {pid_file} {hive_server_interactive_conf_dir}
{hive_log_dir}")
 
-  # TODO : Kerberos work for Hive2
-
   pid = get_user_call_output.get_user_call_output(format("cat {pid_file}"), user=params.hive_user,
is_checked_call=False)[1]
   process_id_exists_command = format("ls {pid_file} >/dev/null 2>&1 &&
ps -p {pid} >/dev/null 2>&1")
 
@@ -56,8 +54,6 @@ def hive_service_interactive(name, action='start', upgrade_type=None):
     hadoop_home = params.hadoop_home
     hive_interactive_bin = "hive2"
 
-    # TODO : Upgrade checks required here.
-
     Execute(daemon_cmd,
             user = params.hive_user,
             environment = { 'HADOOP_HOME': hadoop_home, 'JAVA_HOME': params.java64_home,
'HIVE_BIN': hive_interactive_bin },

http://git-wip-us.apache.org/repos/asf/ambari/blob/396adbed/ambari-server/src/main/resources/stacks/HDP/2.5/services/YARN/kerberos.json
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.5/services/YARN/kerberos.json b/ambari-server/src/main/resources/stacks/HDP/2.5/services/YARN/kerberos.json
index e22b595..e8a2887 100644
--- a/ambari-server/src/main/resources/stacks/HDP/2.5/services/YARN/kerberos.json
+++ b/ambari-server/src/main/resources/stacks/HDP/2.5/services/YARN/kerberos.json
@@ -77,6 +77,41 @@
               }
             },
             {
+              "name": "/HIVE/HIVE_SERVER/hive_server_hive",
+              "principal": {
+                "configuration": "hive-interactive-site/hive.llap.daemon.service.principal"
+              },
+              "keytab": {
+                "configuration": "hive-interactive-site/hive.llap.daemon.keytab.file"
+              },
+              "when" : {
+                "contains" : ["services", "HIVE"]
+              }
+            },
+            {
+              "name": "llap_zk_hive",
+              "principal": {
+                "value": "hive@${realm}",
+                "type" : "user",
+                "configuration": "hive-interactive-site/hive.llap.zk.sm.principal"
+              },
+              "keytab": {
+                "file": "${keytab_dir}/hive.llap.zk.sm.keytab",
+                "owner": {
+                  "name": "${yarn-env/yarn_user}",
+                  "access": "r"
+                },
+                "group": {
+                  "name": "${cluster-env/user_group}",
+                  "access": "r"
+                },
+                "configuration": "hive-interactive-site/hive.llap.zk.sm.keytab.file"
+              },
+              "when" : {
+                "contains" : ["services", "HIVE"]
+              }
+            },
+            {
               "name": "/spnego",
               "principal": {
                 "configuration": "yarn-site/yarn.nodemanager.webapp.spnego-principal"


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