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#! /bin/bash
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#

#======================================================================
# Project start shell script
# logs directory: project operation log directory
# logs/startup.log: record startup log
# logs/back directory: Project running log backup directory
# nohup background process
#======================================================================

# Project name
APPLICATION="InlongManagerMain"
echo start ${APPLICATION} Application...

# Project startup jar package name
APPLICATION_JAR="manager-web.jar"

JAVA_HOME=
export PATH=$PATH:$JAVA_HOME/bin

# Absolute path of bin directory
BIN_PATH=$(
  # shellcheck disable=SC2164
  cd "$(dirname $0)"
  pwd
)

# Prepare common dependency
ROOT_DIR=$BIN_PATH/../..
if [ -e $ROOT_DIR/bin/prepare_module_dependencies.sh ]; then
    $ROOT_DIR/bin/prepare_module_dependencies.sh ./inlong-manager/lib
fi

# Enter the root directory path
# shellcheck disable=SC2164
cd "$BIN_PATH"
cd ../

# Print the absolute path of the project root directory
BASE_PATH=$(pwd)

# The absolute directory of the external configuration file, if the directory needs / end, you can also directly specify the file
# If you specify a directory, spring will read all configuration files in the directory
FLINK_VERSION=$(grep "^flink.version=" ${BASE_PATH}"/plugins/flink-sort-plugin.properties" | awk -F= '{print $2}')
CONFIG_DIR=${BASE_PATH}"/conf/"
# Base dependency and flink dependency corresponding to the flink version
JAR_LIBS=${BASE_PATH}"/lib/*:"${BASE_PATH}"/plugins/flink-v"${FLINK_VERSION}"/*"
JAR_MAIN=${BASE_PATH}"/lib/"${APPLICATION_JAR}
CLASSPATH=${CONFIG_DIR}:${JAR_LIBS}:${JAR_MAIN}
MAIN_CLASS=org.apache.inlong.manager.web.InlongManagerMain

# Project log output absolute path
LOG_DIR=${BASE_PATH}"/logs"
LOG_STARTUP_PATH="${LOG_DIR}/startup.log"

# If the logs folder does not exist, create the folder
if [ ! -d "${LOG_DIR}" ]; then
  mkdir "${LOG_DIR}"
fi

# JVM Configuration
JAVA_OPT="-server -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=512m -XX:-OmitStackTraceInFastThrow"

if [ -z "$MANAGER_JVM_HEAP_OPTS" ]; then
  HEAP_OPTS="-Xms512m -Xmx1024m"
else
  HEAP_OPTS="$MANAGER_JVM_HEAP_OPTS"
fi
JAVA_OPT="${JAVA_OPT} ${HEAP_OPTS}"

# outside param
JAVA_OPT="${JAVA_OPT} $1"

# GC options
JAVA_OPT="${JAVA_OPT} -XX:+IgnoreUnrecognizedVMOptions -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+PrintGCDetails -XX:+PrintGCDateStamps -Xloggc:${LOG_DIR}/gc.log"

# JMX metrics
#JAVA_OPT="${JAVA_OPT} -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=8011 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false"

# Remote debugger
#JAVA_OPT="${JAVA_OPT} -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=8081"

# Opentelemetry startup parameter configuration
export OTEL_SERVICE_NAME=inlong_manager
export OTEL_VERSION=1.28.0
export OTEL_LOGS_EXPORTER=otlp
# Whether to enable observability. true:enable; others:disable.
export ENABLE_OBSERVABILITY=false
# OTEL_EXPORTER_OTLP_ENDPOINT must be configured as a URL when ENABLE_OBSERVABILITY=true.
export OTEL_EXPORTER_OTLP_ENDPOINT=

# Opentelemetry java agent path
OTEL_AGENT="${BASE_PATH}/lib/opentelemetry-javaagent-${OTEL_VERSION}.jar"

# Start service: start the project in the background, and output the log to the logs folder under the project root directory
if [ "$ENABLE_OBSERVABILITY" = "true" ]; then
  nohup java ${JAVA_OPT} -javaagent:${OTEL_AGENT} -cp ${CLASSPATH} ${MAIN_CLASS} 1>/dev/null 2>${LOG_DIR}/error.log &
  STARTUP_LOG="startup command: nohup java ${JAVA_OPT} -javaagent:${OTEL_AGENT} -cp ${CLASSPATH} ${MAIN_CLASS} 1>/dev/null 2>${LOG_DIR}/error.log &\n"
else
  nohup java ${JAVA_OPT} -cp ${CLASSPATH} ${MAIN_CLASS} 1>/dev/null 2>${LOG_DIR}/error.log &
  STARTUP_LOG="startup command: nohup java ${JAVA_OPT} -cp ${CLASSPATH} ${MAIN_CLASS} 1>/dev/null 2>${LOG_DIR}/error.log &\n"
fi

# Process ID
PID="$!"
STARTUP_LOG="${STARTUP_LOG}application pid: ${PID}\n"

# Append and print the startup log
echo -e ${STARTUP_LOG} >>${LOG_STARTUP_PATH}
echo -e ${STARTUP_LOG}