bash8

#!/bin/bash
start (){
	if [ -f "/apps/mongo/bin/mongod" ] && [ -d "/apps/mongodb" ] && [ -d "/logs/mongo" ];
        then
            	if [ $(stat -c %a /apps/mongo/bin/mongod) = 755 ] && [ $(stat -c %U:%G /apps/mongo/bin/mongod) = mongo:staff ];
                then
                    	if [ $(stat -c %a /apps/mongodb) = 750 ] && [ $(stat -c %a /logs/mongo) = 740 ] && \
                        [ $(stat -c %U:%G /apps/mongodb) = mongo:staff ] && [ $(stat -c %U:%G /logs/mongo) = mongo:staff ];
                        then
                            	if [ -z $(ps aux | pgrep mongod) ];
                                then
                                sudo -u mongo /apps/mongo/bin/mongod --dbpath /apps/mongodb --logpath /logs/mongo/mongod.log --fork > /dev/null;
                                echo -n $(ps aux | grep mongo[d] | awk '{print $2}');
                                cat /logs/mongo/mongod.log | grep waiting | awk -Fthread1] '{print $2}';
                                else
                                echo "Process mongod already started";
                                eval status;
                                fi
                        else
                        echo "Folders has wrong permission and ownership";
                        fi
                else
                echo "Bin mongod has wrong permission and ownership";
                fi
        else
	echo "Folder nonexist";
        fi
}

stop (){
        if [ -z $(ps aux | pgrep mongod) ];
        then echo "Process mongod not running, nothing to stop"
        else
	ps aux | pgrep mongod | xargs kill;
        echo "Process mongod was stopped";
        fi
}

status (){
	if [ -z $(ps aux | pgrep mongod) ];
        then echo "Process mongod not running"
        else
	echo "Process mongod is running";
        echo -n "PID: ";
        ps aux | grep mongo[d] | awk '{print $2}';
        echo -n "Memory consumed: ";
        ps aux | grep mongo[d] | awk '{print $5}';
        echo -n "Port: ";
        netstat -tupln | grep mongod | awk '{print $4}' | awk -F: '{print $2}';
        echo -n "Network stats: ";
	netstat -tupln | grep mongod | awk '{print $2" "$3}';
        fi
}
$*