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[KYUUBI #4515] Capturing process id for kyuubi server launched using run command #6374

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[KYUUBI #4515] Capturing process id for kyuubi server launched using run command #6374

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24 changes: 24 additions & 0 deletions bin/kyuubi
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Original file line number Diff line number Diff line change
Expand Up @@ -117,6 +117,14 @@ cmd="${RUNNER} ${KYUUBI_JAVA_OPTS} -cp ${KYUUBI_CLASSPATH} $CLASS $@"

pid="${KYUUBI_PID_DIR}/kyuubi-$USER-$CLASS.pid"

function get_pid(){
run_pid="$(ps -ef | grep org.apache.kyuubi.server.KyuubiServer |
grep java | grep "$KYUUBI_CONF_DIR" | grep -v grep | awk '{print $2}')"
if [[ -n $run_pid ]]; then
echo "$run_pid" > "$pid"
fi
}

function start_kyuubi() {
if [[ ! -w ${KYUUBI_PID_DIR} ]]; then
echo "${USER} does not have 'w' permission to ${KYUUBI_PID_DIR}"
Expand All @@ -128,6 +136,8 @@ function start_kyuubi() {
exit 1
fi

get_pid

if [ -f "$pid" ]; then
TARGET_ID="$(cat "$pid")"
if [[ $(ps -p "$TARGET_ID" -o comm=) =~ "java" ]]; then
Expand Down Expand Up @@ -167,6 +177,14 @@ function start_kyuubi() {
}

function run_kyuubi() {
if [ -f "$pid" ]; then
TARGET_ID="$(cat "$pid")"
if [[ $(ps -p "$TARGET_ID" -o comm=) =~ "java" ]]; then
echo "$CLASS running as process $TARGET_ID Stop it first."
exit 1
fi
fi

echo "Starting $CLASS"
exec nice -n "${KYUUBI_NICENESS:-0}" ${cmd}
}
Expand Down Expand Up @@ -229,6 +247,12 @@ function kill_kyuubi() {
}

function check_kyuubi() {
if [[ ! -w ${KYUUBI_PID_DIR} ]]; then
echo "${USER} does not have 'w' permission to ${KYUUBI_PID_DIR}"
exit 1
fi

get_pid
if [[ -f ${pid} ]]; then
TARGET_ID="$(cat "$pid")"
if [[ $(ps -p "$TARGET_ID" -o comm=) =~ "java" ]]; then
Expand Down
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