#!/bin/bash #set -x # File : ran-strip3-v.sh # By : MaartenDeBoer.nl, 181127, 231110 # Subject : Script to create stiped (web)page with randomized colors # # RANDOM Each time this parameter is referenced, a random integer between # 0 and 32767 is generated. The sequence of random numbers may be # initialized by assigning a value to RANDOM. If RANDOM is unset, # it loses its special properties, even if it is subsequently # reset. #+ https://linuxconfig.org/generating-random-numbers-in-bash-with-examples # From : ran-br1ck.sh #(0.2),240817 : Mod: BORDERs, Added TD's #(0.3),240819 : Changed better Horizontal stripes with colspan #(0.4),240819 : Made Vertical stripes #(0.5),240820 : Check double colors RAND_ PGM=`basename $0|cut -d\. -f1` VER="0.5" TMP="/tmp/${PGM}.$$" HOSTNAME=`hostname | cut -d\. -f1` RCFILE="${HOME}/etc/${PGM}.rc" LCK="/tmp/${PGM}.lck" TMP_PAGE="${TMP}.page" #PAGE="/var/www/vhosts/${PGM}.agrarix.it/html/index.html" PAGE="/mnt/nas/WWW/domains/${PGM}.maartendeboer.nl/pages/index.html" INFOPAGE="info/" # page-refresh-time in sec. # '> ${TMP}.color grep ${COLOR} ${TMP}.color 1> /dev/null 2>&1 EC=${?} echo -n "+" done # EC = 0 } echo "`date`: Start ${PGM} v${VER}" if [ ! -f ${PAGE} ]; then echo " NO PAGE (${PAGE}) found. Exiting ..."|tee -a ${LOG} exit 3 fi if [ -f ${RCFILE} ]; then echo " Using RCfile (${RCFILE}) ... " . ${RCFILE} fi if [ -f ${LCK} ]; then echo " LOCK-file (${LCK}) found. Exiting ..."|tee -a ${LOG} exit 2 fi echo " BORDER_H=${BORDER_H}" echo " BORDER_1=${BORDER_1}" echo " BORDER_B=${BORDER_B}" echo " HDR_SIZE=${HDR_SIZE}" echo " HGT=${HGT}" echo " TRMAX=${TRMAX}" echo " TDMAX=${TDMAX}" echo " PAGE=${PAGE}" sleep 1 touch ${LCK} ${TMP} ${TMP_PAGE} echo "" > ${TMP_PAGE} echo "" >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo "" >> ${TMP_PAGE} RAND_HEX_COLOR BGCOLOR=${COLOR} echo "${COLOR}" >> ${TMP} RAND_HEX_COLOR echo "${COLOR}" >> ${TMP} HDR_COLOR=${COLOR} echo " BGCOLOR=${BGCOLOR} COLOR=${COLOR}" # Head echo "" >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo "

" >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " [${PGM} info]" >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo "

" >> ${TMP_PAGE} # Body echo "" >> ${TMP_PAGE} # Define Rand Vert. color switch and colors TDCNT=1 while [ ${TDCNT} -le ${TDMAX} ]; do # echo -n "." # ROWNR[] # NR of Row where color switch is needed ROWNR[${TDCNT}]=$(( ${RANDOM} % ${TRMAX} +1 )) echo "ROWNR[${TDCNT}]=${ROWNR[${TDCNT}]}" RAND_HEX_COLOR TRCOLOR1[${TDCNT}]=${COLOR} echo "TRCOLOR1[${TDCNT}]=${TRCOLOR1[${TDCNT}]}" RAND_HEX_COLOR TRCOLOR2[${TDCNT}]=${COLOR} echo "TRCOLOR2[${TDCNT}]=${TRCOLOR2[${TDCNT}]}" TDCNT=`expr ${TDCNT} + 1` done # TD # ------------------------------------------------- # row 0 echo " " >> ${TMP_PAGE} TRCNT=1 #1st Col RAND_HEX_COLOR FIRST_ROW_COLOR=${COLOR} #echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} # 1st ROW (row 0 # 2nd (TD-)loop TDCNT=1 while [ ${TDCNT} -le ${TDMAX} ]; do COLORNR=${TRCOLOR1[${TDCNT}]} COLORNR="" echo " " >> ${TMP_PAGE} TDCNT=`expr ${TDCNT} + 1` done # TD-loop echo " " >> ${TMP_PAGE} # 1st (TR-)loop from 2nd row TRCNT=2 while [ ${TRCNT} -le ${TRMAX} ]; do echo " " >> ${TMP_PAGE} # echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} # echo " TRCNT=${TRCNT}" # 2nd (TD-)loop TDCNT=1 while [ ${TDCNT} -le ${TDMAX} ]; do # echo "TRCNT=${TRCNT} TDCNT=${TDCNT} ROWNR[${TDCNT}]=${ROWNR[${TDCNT}]} TRBGCOLOR1=${TRCOLOR1[${TDCNT}]} TRBGCOLOR2=${TRCOLOR2[${TDCNT}]} " echo -n "." COLOR_SWITCH_ROW=`expr ${ROWNR[${TDCNT}]} + 1` if [ ${TRCNT} -eq ${COLOR_SWITCH_ROW} ]; then TRREST=`expr ${TRMAX} - ${ROWNR[${TDCNT}]}` # echo " TDCNT=ROWNR NEW color (${TRCOLOR2[${TDCNT}]}) TRREST=${TRREST}" # Last row (TRCNT) NOT if [ ${TRREST} -gt 1 ]; then COLORNR=${TRCOLOR2[${TDCNT}]} COLORNR="" echo " " >> ${TMP_PAGE} else COLORNR=${TRCOLOR1[${TDCNT}]} COLORNR="" echo " " >> ${TMP_PAGE} fi # TRREST > 0 fi # TDCNT < TDNR TDCNT=`expr ${TDCNT} + 1` done # TD-loop echo " " >> ${TMP_PAGE} TRCNT=`expr ${TRCNT} + 1` done # TR-loop echo "

${TRCNT}		${COLORNR}
${TRCNT}		${COLORNR}	${COLORNR}

" >> ${TMP_PAGE} # Bottom echo "" >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo "

" >> ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo " `date` @ ${HOSTNAME} (${VER}) " >> ${TMP_PAGE} echo " [ TRMAX=${TRMAX} TDMAX=${TDMAX} HGT=${HGT} ]" | tee -a ${TMP_PAGE} echo " " >> ${TMP_PAGE} echo "

" >> ${TMP_PAGE} echo "" >> ${TMP_PAGE} cp ${TMP_PAGE} ${PAGE} cp ${TMP} /tmp/${PGM}.tmp echo " Writen to ${PAGE}" rm ${LCK} ${TMP} ${TMP_PAGE} echo "`date`: Done" exit 0