#!/bin/bash
GREEN="\\033[1;32m"
DEFAULT="\\033[0;39m"
RED="\\033[1;31m"
ROSE="\\033[1;35m"
BLUE="\\033[1;34m"
WHITE="\\033[0;02m"
YELLOW="\\033[1;33m"
CYAN="\\033[1;36m"
. ./D4ENV/bin/activate
isredis=`screen -ls | egrep '[0-9]+.Redis_D4' | cut -d. -f1`
isd4server=`screen -ls | egrep '[0-9]+.Server_D4' | cut -d. -f1`
isworker=`screen -ls | egrep '[0-9]+.Workers_D4' | cut -d. -f1`
isflask=`screen -ls | egrep '[0-9]+.Flask_D4' | cut -d. -f1`
function helptext {
echo -e $YELLOW"
_______ __ __ __
/ \ / | / | / |
\$\$\$\$\$\$\$ |\$\$ | \$\$ | ______ ______ ______ __ ______ _______ _\$\$ |_
\$\$ | \$\$ |\$\$ |__\$\$ | / \ / \ / \ / | / \ / |/ \$\$ |
\$\$ | \$\$ |\$\$ \$\$ | /\$\$\$\$\$\$ |/\$\$\$\$\$\$ |/\$\$\$\$\$\$ | \$\$/ /\$\$\$\$\$\$ |/\$\$\$\$\$\$\$/ \$\$\$\$\$\$/
\$\$ | \$\$ |\$\$\$\$\$\$\$\$ | \$\$ | \$\$ |\$\$ | \$\$/ \$\$ | \$\$ | / |\$\$ \$\$ |\$\$ | \$\$ | __
\$\$ |__\$\$ | \$\$ | \$\$ |__\$\$ |\$\$ | \$\$ \__\$\$ | \$\$ |\$\$\$\$\$\$\$\$/ \$\$ \_____ \$\$ |/ |
\$\$ \$\$/ \$\$ | \$\$ \$\$/ \$\$ | \$\$ \$\$/ \$\$ |\$\$ |\$\$ | \$\$ \$\$/
\$\$\$\$\$\$\$/ \$\$/ \$\$\$\$\$\$\$/ \$\$/ \$\$\$\$\$\$/__ \$\$ | \$\$\$\$\$\$\$/ \$\$\$\$\$\$\$/ \$\$\$\$/
\$\$ | / \__\$\$ |
\$\$ | \$\$ \$\$/
\$\$/ \$\$\$\$\$\$/
"$DEFAULT"
This script launch: (Inside screen Daemons)"$CYAN"
- D4 Twisted server.
- All wokers manager.
- All Redis in memory servers.
- Flask server.
Usage: LAUNCH.sh
[-l | --launchAuto]
[-k | --killAll]
[-h | --help]
"
}
function launching_redis {
conf_dir="${D4_HOME}/configs/"
redis_dir="${D4_HOME}/redis/src/"
screen -dmS "Redis_D4"
sleep 0.1
echo -e $GREEN"\t* Launching D4 Redis Servers"$DEFAULT
screen -S "Redis_D4" -X screen -t "6379" bash -c $redis_dir'redis-server '$conf_dir'6379.conf ; read x'
sleep 0.1
screen -S "Redis_D4" -X screen -t "6380" bash -c $redis_dir'redis-server '$conf_dir'6380.conf ; read x'
sleep 0.1
}
function launching_d4_server {
screen -dmS "Server_D4"
sleep 0.1
echo -e $GREEN"\t* Launching D4 Server"$DEFAULT
screen -S "Server_D4" -X screen -t "Server_D4" bash -c "cd ${D4_HOME}; ./server.py -v 10; read x"
sleep 0.1
}
function launching_workers {
screen -dmS "Workers_D4"
sleep 0.1
echo -e $GREEN"\t* Launching D4 Workers"$DEFAULT
screen -S "Workers_D4" -X screen -t "1_workers" bash -c "cd ${D4_HOME}/workers/workers_1; ./workers_manager.py; read x"
sleep 0.1
screen -S "Workers_D4" -X screen -t "2_workers" bash -c "cd ${D4_HOME}/workers/workers_2; ./workers_manager.py; read x"
sleep 0.1
screen -S "Workers_D4" -X screen -t "4_workers" bash -c "cd ${D4_HOME}/workers/workers_4; ./workers_manager.py; read x"
sleep 0.1
screen -S "Workers_D4" -X screen -t "8_workers" bash -c "cd ${D4_HOME}/workers/workers_8; ./workers_manager.py; read x"
sleep 0.1
}
function shutting_down_redis {
redis_dir=${D4_HOME}/redis/src/
bash -c $redis_dir'redis-cli -p 6379 SHUTDOWN'
sleep 0.1
bash -c $redis_dir'redis-cli -p 6380 SHUTDOWN'
sleep 0.1
}
function checking_redis {
flag_redis=0
redis_dir=${D4_HOME}/redis/src/
bash -c $redis_dir'redis-cli -p 6379 PING | grep "PONG" &> /dev/null'
if [ ! $? == 0 ]; then
echo -e $RED"\t6379 not ready"$DEFAULT
flag_redis=1
fi
sleep 0.1
bash -c $redis_dir'redis-cli -p 6380 PING | grep "PONG" &> /dev/null'
if [ ! $? == 0 ]; then
echo -e $RED"\t6380 not ready"$DEFAULT
flag_redis=1
fi
sleep 0.1
return $flag_redis;
}
function launch_redis {
if [[ ! $isredis ]]; then
launching_redis;
else
echo -e $RED"\t* A D4_Redis screen is already launched"$DEFAULT
fi
}
function launch_d4_server {
if [[ ! $isd4server ]]; then
sleep 1
if checking_redis; then
launching_d4_server;
else
echo -e $YELLOW"\tD4 Redis not started, waiting 5 more secondes"$DEFAULT
sleep 5
if checking_redis; then
launching_d4_server;
else
echo -e $RED"\tError: Redis not started"$DEFAULT
exit 1
fi;
fi;
else
echo -e $RED"\t* A Server_D4 screen is already launched"$DEFAULT
fi
}
function launch_workers {
if [[ ! $isworker ]]; then
sleep 1
if checking_redis; then
launching_workers;
else
echo -e $YELLOW"\tD4 Redis not started, waiting 5 more secondes"$DEFAULT
sleep 5
if checking_redis; then
launching_workers;
else
echo -e $RED"\tError: Redis not started"$DEFAULT
exit 1
fi;
fi;
else
echo -e $RED"\t* A Workers_D4 screen is already launched"$DEFAULT
fi
}
function launch_flask {
if [[ ! $isflask ]]; then
flask_dir=${D4_HOME}/web
screen -dmS "Flask_D4"
sleep 0.1
echo -e $GREEN"\t* Launching Flask server"$DEFAULT
# screen -S "Flask_D4" -X screen -t "Flask_server" bash -c "cd $flask_dir; export FLASK_DEBUG=1;export FLASK_APP=Flask_server.py; python -m flask run --port 7000; read x"
screen -S "Flask_D4" -X screen -t "Flask_server" bash -c "cd $flask_dir; ls; ./Flask_server.py; read x"
else
echo -e $RED"\t* A Flask_D4 screen is already launched"$DEFAULT
fi
}
function killall {
if [[ $isredis || $isd4server || $isworker || $isflask ]]; then
echo -e $GREEN"\t* Gracefully closing D4 Servers ..."$DEFAULT
kill -SIGINT $isd4server
sleep 3
kill $isd4server $isflask
echo -e $GREEN"\t* Gracefully closing D4 Workers ..."$DEFAULT
kill -SIGINT $isworker
sleep 0.5
kill $isworker
echo -e $GREEN"\t* $isd4server $isworker $isflask killed."$DEFAULT
echo -e $GREEN"\t* Gracefully closing redis servers ..."$DEFAULT
shutting_down_redis;
kill $isredis
sleep 0.2
echo -e $ROSE`screen -ls`$DEFAULT
else
echo -e $RED"\t* No screen to kill"$DEFAULT
fi
}
function update_web {
echo -e "\t* Updating web..."
bash -c "(cd ${D4_HOME}/web; ./update_web.sh)"
exitStatus=$?
if [ $exitStatus -ge 1 ]; then
echo -e $RED"\t* Web not up-to-date"$DEFAULT
exit
else
echo -e $GREEN"\t* Web updated"$DEFAULT
fi
}
function update_config {
echo -e $GREEN"\t* Updating Config File"$DEFAULT
bash -c "(cd ${D4_HOME}/configs; ./update_conf.py -v 0)"
}
function launch_all {
helptext;
launch_redis;
update_config;
launch_d4_server;
launch_workers;
launch_flask;
}
#If no params, display the menu
[[ $@ ]] || {
helptext;
options=("Redis" "D4-Server" "Workers-manager" "Flask" "Killall" "Update-web")
menu() {
echo "What do you want to Launch?:"
for i in ${!options[@]}; do
printf "%3d%s) %s\n" $((i+1)) "${choices[i]:- }" "${options[i]}"
done
[[ "$msg" ]] && echo "$msg"; :
}
prompt="Check an option (again to uncheck, ENTER when done): "
while menu && read -rp "$prompt" numinput && [[ "$numinput" ]]; do
for num in $numinput; do
[[ "$num" != *[![:digit:]]* ]] && (( num > 0 && num <= ${#options[@]} )) || {
msg="Invalid option: $num"; break
}
((num--)); msg="${options[num]} was ${choices[num]:+un}checked"
[[ "${choices[num]}" ]] && choices[num]="" || choices[num]="+"
done
done
for i in ${!options[@]}; do
if [[ "${choices[i]}" ]]; then
case ${options[i]} in
Redis)
launch_redis
;;
D4-Server)
launch_d4_server;
;;
Workers-manager)
launch_workers;
;;
Flask)
launch_flask;
;;
Killall)
killall;
;;
Update-web)
update_web;
;;
esac
fi
done
exit
}
while [ "$1" != "" ]; do
case $1 in
-l | --launchAuto ) launch_all;
;;
-k | --killAll ) helptext;
killall;
;;
-h | --help ) helptext;
exit
;;
* ) helptext
exit 1
esac
shift
done