Forum Programmation.autre [bash] bug dans mon script

#!/bin/bash


DATE=`date`


URL=""


ADMIN=""


URLCHECK=""





echo "Check internet connexion..."


/usr/bin/lynx -verbose -connect_timeout 10 -source ${URLCHECK} > /dev/null 2>&1


if [ $? -eq 0 ] ; then


	echo "Internet connexion ok"


	if [ -f "/root/state/connection" ] ; then


	echo " Connexion internet up"





# mail here for new state ok


/usr/sbin/sendmail -oi $ADMIN << EOF


Subject: Connexion internet up


From: check-script <$ADMIN>


To: BRULE Herman <$ADMIN>





Connexion internet is up since $DATE





EOF





	rm -f "/root/state/connection"


	fi


	echo "Start list..."


	LISTTEMP=`/usr/bin/lynx -source ${URL}list_http.php`


	if [ $? -eq 0 ] ; then


		echo "Start scanning..."


		for a in $LISTTEMP


		do


			echo "$a checking ..."


			FILE="/root/state/`echo $a | md5sum` Mailed"


			CHECKSTATE=0


			CONTENT=`/usr/bin/lynx -connect_timeout 5 -source $a`


			RETURNVAL=$?


			if [ `echo $a | grep return-state.php | wc -l` -eq 1 ] ; then


				


				if [ $RETURNVAL -eq 0 ] && [ $CONTENT = "ok" ] ; then


					CHECKSTATE=1


				fi


			else


				CONTENT=`/usr/bin/lynx -connect_timeout 5 -source $a`


				if [ $RETURNVAL -eq 0 ] && [ `echo $CONTENT | grep "Can't connect to"` = "" ] && [ $CONTENT != "" ] ; then


					CHECKSTATE=1


				fi


			fi


			if [ $CHECKSTATE -eq 1 ] ; then


				echo "$a is ok"


				if [ -f "$FILE" ] ; then


					rm -f "$FILE"


	


# mail here for new state ok


/usr/sbin/sendmail -oi `/usr/bin/lynx -source ${URL}get_mail.php?url=$a` << EOF


Subject: Web site up


From: check-script <$ADMIN>


To: `/usr/bin/lynx -source ${URL}get_name.php?url=$a` <`/usr/bin/lynx -source ${URL}get_mail.php?url=$a`>





The web site $a is up since $DATE





EOF


	


				echo "$DATE: Web site have ok"


				fi


			else


				echo "$a is failed"


				if [ -f "$FILE" ] ; then


					echo "" > /dev/null 2>&1


				else


					date >> "$FILE"


					if (( $RETURNVAL != 0 )); then


						echo "RETURNVAL = $RETURNVAL" >> "$FILE"


					fi


					if [ $CONTENT = "" ]; then


						echo "CONTENT is empty" >> "$FILE"


					fi


					if [ `echo $CONTENT | grep "Can't connect to"` != "" ]; then


						echo "CONTENT have \"Can't connect to\":" >> "$FILE"


						echo -ne "$CONTENT" >> "$FILE"


					fi


	


# mail here for new state failed


/usr/sbin/sendmail -oi `/usr/bin/lynx -source ${URL}get_mail.php?url=$a` << EOF


Subject: Web site down


From: check-script <$ADMIN>


To: `/usr/bin/lynx -source ${URL}get_name.php?url=$a` <`/usr/bin/lynx -source ${URL}get_mail.php?url=$a`>





The web site $a is down since $DATE





EOF





				echo "$DATE: Web site have failed"


				fi


			fi


		done


	fi


else


	echo "Internet connexion failed"


	if [ -f "/root/state/connection" ] ; then


		echo "" > /dev/null 2>&1


	else


		date > "/root/state/connection"


		echo "Connexion internet down"





	# mail here for new state ok


/usr/sbin/sendmail -oi $ADMIN << EOF


Subject: Connexion internet down


From: check-script <$ADMIN>


To: BRULE Herman <$ADMIN>





Connexion internet is down since $DATE





EOF





	fi


fi

/root/script/check-external.sh: line 44: [: =: unary operator expected


/root/script/check-external.sh: line 74: [: too many arguments


/root/script/check-external.sh: line 77: [: !=: unary operator expected