From 2cf15f386f4045208ab11b5aa57316e0d8d942a9 Mon Sep 17 00:00:00 2001
From: Oleg Sheynin <osheynin@gmail.com>
Date: Sun, 23 Apr 2023 22:43:13 -0400
Subject: [PATCH] progress

---
 config_server_start.sh | 140 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100755 config_server_start.sh

diff --git a/config_server_start.sh b/config_server_start.sh
new file mode 100755
index 0000000..ad15565
--- /dev/null
+++ b/config_server_start.sh
@@ -0,0 +1,140 @@
+#!/bin/bash
+Script="${0} ${*}"
+
+function usage {
+    echo "Usage: ${0}  [--restart] [--stop] [--once] [--sleep_sec=<num_seconds>]"
+    exit 1
+}
+
+for arg in "${@}"
+do
+    case ${arg} in
+        --restart)
+            Restart=Y
+            shift
+            ;;
+        --stop)
+            Stop="Y"
+            shift
+            ;;
+        --once)
+            Once="Y"
+            shift
+            ;;
+        --sleep_sec=*)
+            SleepSec="${arg#*=}"
+            shift
+            ;;
+        -*|--*)
+            usage
+            ;;
+        *)
+            ;;
+    esac
+done
+
+if [ "${SleepSec}" == "" ]
+then
+    SleepSec=5
+fi
+
+RootDir=/home/cvtt/prod
+CfgSvcDir=${RootDir}/config_service
+
+export PYTHONPATH="${RootDir}:${PYTHONPATH}"
+
+Name=config_server
+ServerPy="${RootDir}/cvttpy/apps/utils/config_server.py"
+ServicePort=6789
+ServiceDir=${CfgSvcDir}/data
+LogDir=${CfgSvcDir}/logs
+
+
+export PYTHONPATH="${RootDir}:${PYTHONPATH}"
+
+Cmd="nohup"
+Cmd="${Cmd} python3"
+Cmd="${Cmd} ${ServerPy}"
+Cmd="${Cmd} --port=${ServicePort}"
+
+
+function check_it {
+    if !(timeout 3 curl -s localhost:${AdminPort}/ping > /dev/null)
+    then
+        echo "${Script} doesn't respond. restarting..."
+        pids=$(ps -ef | grep "--port=${ServicePort}" | grep -v grep | tr -s ' ' |cut  -d' '  -f2)
+        echo pids=${pids}
+        if [ "${pids}" != "" ]
+        then
+            kill -9 ${pids}
+        fi
+        echo ${Cmd}
+        eval ${Cmd} && sleep 10
+    fi
+}
+
+function start_it {
+    if !(timeout 3 curl -s localhost:${AdminPort}/ping > /dev/null)
+    then
+        pids=$(ps -ef | grep "--port=${ServicePort}" | grep -v grep | tr -s ' ' |cut  -d' '  -f2)
+        if [ "${pids}" != "" ]
+        then
+            echo "${0} is already running. pids=(${pids}). Use --restart"
+            exit 0
+        fi
+        echo pids=${pids}
+        if [ "${pids}" != "" ]
+        then
+            kill -9 ${pids}
+        fi
+        echo ${Cmd}
+        eval ${Cmd} && sleep 10
+    fi
+}
+
+function kill_it {
+    pids=$(ps -ef |grep "inst_set=${InstrSet}" |grep $(basename ${0}) |grep -v ${$} |grep -v grep |tr -s ' ' |cut  -d' '  -f2)
+
+    if [ "${pids}" != "" ]
+    then
+        echo "Killing ${pids} ..."
+        kill -9 ${pids}
+    fi
+    while (timeout 3 curl -s localhost:${AdminPort}/ping > /dev/null)
+    do
+        echo "Shutting down localhost:${AdminPort}/shutdown ..."
+        timeout 10 curl -s localhost:${AdminPort}/shutdown
+    done
+}
+
+if [ "${Stop}" == "Y"  ] ; then
+    kill_it
+    exit 0
+fi
+
+if [ "${Once}" == "Y"  ] ; then
+    start_it
+    exit 0
+fi
+
+
+if [ "${Restart}" == "Y"  ]
+then
+    kill_it
+else
+    pids=$(ps -ef |grep "inst_set=${InstrSet}" |grep $(basename ${0}) |grep -v ${$} |grep -v grep |tr -s ' ' |cut  -d' '  -f2)
+    if [ "${pids}" != "" ]
+    then
+        echo "${0} is already running. pids=(${pids}). Use --restart"
+        exit 0
+    fi
+fi
+
+while true
+do
+    check_it
+    echo "${Script} is checked" | /usr/bin/ts '[%Y-%m-%d %H:%M:%S]'
+    sleep ${SleepSec}
+done
+
+