153 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
			
		
		
	
	
			153 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
| #!/bin/bash
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| 
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| # Copyright 2021 Alibaba Group Holding Limited.
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| 
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| source /etc/profile
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| 
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| sudo chown -R polarx:polarx $BUILD_PATH
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| 
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| RUN_PATH=$1
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| POLARDBX_SQL_HOME="$RUN_PATH"/polardbx-sql
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| POLARDBX_CDC_HOME="$RUN_PATH"/polardbx-cdc/polardbx-binlog.standalone
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| 
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| if [ x"$mode" = "x" ]; then
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|     mode="play"
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| fi
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| 
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| function cn_pid() {
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|   ps auxf | grep java | grep TddlLauncher | cut -d ' ' -f 1
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| }
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| 
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| function cdc_pid() {
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|   ps auxf | grep java | grep DaemonBootstrap | cut -d ' ' -f 1
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| }
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| 
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| function dn_pid() {
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|   ps aux | grep mysqld | grep -v "grep" | awk '{print $2}'
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| }
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| 
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| function get_pid() {
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|   if [ x"$mode" = x"play" ]; then
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|       cn_pid
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|   elif [ x"$mode" = x"dev" ]; then
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|       dn_pid
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|   else
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|       echo "mode=$mode does not support yet."
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|       echo ""
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|   fi
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| }
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| 
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| function stop_all() {
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|   polardb-x.sh stop
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|   rm -f $POLARDBX_SQL_HOME/bin/*.pid
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|   rm -f $POLARDBX_CDC_HOME/bin/*.pid
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| }
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| 
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| function start_polardb_x() {
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|   echo "start polardb-x"
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| 
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|   polardb-x.sh start
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| }
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| 
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| function start_gms_and_dn() {
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|   echo "start gms and dn"
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| 
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|   polardb-x.sh start_dn
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| }
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| 
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| function start_process() {
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|   echo "start with mode=$mode"
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|   if [ x"$mode" = x"play" ]; then
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|       start_polardb_x
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|   elif [ x"$mode" = x"dev" ]; then
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|       start_gms_and_dn
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|   else
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|       echo "mode=$mode does not support yet."
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|   fi
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| }
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| 
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| last_pid=0
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| function report_pid() {
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|   pid=$(get_pid)
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|   if [ -z "$pid" ]; then
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|     echo "Process dead. Exit."
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|     last_pid=0
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|     return 1
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|   else
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|     if [[ $pid -ne $last_pid ]]; then
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|       echo "Process alive: " "$pid"
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|     fi
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|     last_pid=pid
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|   fi
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|   return 0
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| }
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| 
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| function watch() {
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|   while report_pid; do
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|     sleep 5
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|   done
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| }
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| 
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| function start() {
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|   # Start
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|   stop_all
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|   start_process
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| }
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| 
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| function waitterm() {
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|   local PID
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|   # any process to block
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|   tail -f /dev/null &
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|   PID="$!"
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|   # setup trap, could do nothing, or just kill the blocker
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|   trap "kill -TERM ${PID}" TERM INT
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|   # wait for signal, ignore wait exit code
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|   wait "${PID}" || true
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|   # clear trap
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|   trap - TERM INT
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|   # wait blocker, ignore blocker exit code
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|   wait "${PID}" 2>/dev/null || true
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| }
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| 
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| # Retry start and watch
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| 
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| retry_interval=30
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| retry_cnt=0
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| retry_limit=10
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| if [[ "$#" -ge 2 ]]; then
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|   retry_limit=$2
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| fi
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| 
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| while [[ $retry_cnt -lt $retry_limit ]]; do
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|   start
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| 
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|   if report_pid; then
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|     break 
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|   fi
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| 
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|   ((retry_cnt++))
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| 
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|   if [[ $retry_cnt -lt $retry_limit ]]; then
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|     sleep $retry_interval
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|   fi
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| done
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| 
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| waitterm
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| 
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| stop_all
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| 
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| # Abort.
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| exit 1
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