Script to relaunch asynchronous redis workers for wallabag (for pocket / instapaper / readability / pinboard imports)

relaunch_workers.sh

#! /usr/bin/env bash

nbWorkers=10
wallabag_path='/var/www/app.wallabag.it'

workers[0]='pocket'
workers[1]='instapaper'
workers[2]='readability'
workers[3]='wallabag_v1'
workers[4]='wallabag_v2'
workers[5]='firefox'
workers[6]='chrome'
workers[7]='pinboard'

for K in "${!workers[@]}"
do
    currentWorker=${workers[$K]}

    echo '----------------------------------------------------------'

    echo '---- Start ['$(date +%Y-%m-%d:%H:%M:%S)']: '$currentWorker

    nbCurrentWorker=$(ps -ef | grep 'wallabag:import:redis-worker -e=prod '$currentWorker| grep -Ev "grep" | wc -l)
    difference=$(($nbWorkers-$nbCurrentWorker))

    echo '----' $difference 'workers to start'

    if [ "$difference" -ge 0 ]
    then
        for (( i = 1; i <= $difference; i++ ))
        do
        	echo '---- Starting worker #'$i
            cd $wallabag_path
            commandToRun='php bin/console wallabag:import:redis-worker -e=prod '$currentWorker' -vv'
            $commandToRun >> $wallabag_path'/var/logs/redis-'$currentWorker'.log' &
        done
    fi

    echo '---- End ['$(date +%Y-%m-%d:%H:%M:%S)']: '$currentWorker
    echo '----------------------------------------------------------'
done