Github user selvaganesang commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/562#discussion_r68762512
--- Diff: core/sqf/sql/scripts/install_local_hadoop ---
@@ -847,20 +847,31 @@ EOF
cat <<EOF >$MY_SW_SCRIPTS_DIR/swstatus
#!/bin/sh
-cd ${MY_SW_ROOT}
-. $MY_SW_SCRIPTS_DIR/sw_env.sh
-NUM_JAVA_PROCS=\`ps -aef | grep \$USER | grep java | grep -v grep | wc -l\`
-NUM_MYSQLD_PROCS=\`ps -aef | grep \$USER | grep mysqld | grep -v grep | wc
-l\`
+cd \${MY_SW_ROOT}
+. \$MY_SW_SCRIPTS_DIR/sw_env.sh
+JPS_OUTPUT=\`jps\`
+SERVICES='HMaster NodeManager ResourceManager NameNode DataNode
SecondaryNameNode'
+for s in \$SERVICES; do
+ if [[ ! \$JPS_OUTPUT =~ \$s ]]; then
+ MISS_SERVICE="\$s \$MISS_SERVICE"
+ fi
+done
-if [ "\$1" == "-v" ]; then
- ps -aef | grep \$USER | grep java | grep -v grep
- ps -aef | grep \$USER | grep mysqld | grep -v grep
+if [[ \$MISS_SERVICE != '' ]]; then
+ echo "ERROR: Service \"\$MISS_SERVICE\" are not up!"
+ exit 1
+else
+ echo "The local hadoop services are up!"
fi
-echo "\$NUM_JAVA_PROCS java servers and \$NUM_MYSQLD_PROCS mysqld
processes are running"
-
-jps | grep -v Jps
-
+NUM_MYSQLD_PROCS=\`ps -aef | grep \$USER | grep mysqld | grep -v grep | wc
-l\`
+if [[ \$NUM_MYSQLD_PROCS -ne 0 ]]; then
+ echo "\$NUM_MYSQLD_PROCS mysqld processes are running"
+ exit 0
+else
+ echo "ERROR: mysqld process is not running!"
+ exit 1
+fi
EOF
--- End diff --
See Line numbers 777 and above of this file. It has scripts like
swstartall, swstopall, swstarthbase, swstophbase etc.
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