| 1 | #!/bin/sh
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| 2 | #
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| 3 | # Author: Christian Rost (chr@baltic-online.de)
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| 4 | # Purpose: Shell-Interface to rrdtool
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| 5 | #
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| 6 | RRDCNF=/etc/rrd.conf
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| 7 | . $RRDCNF
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| 8 |
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| 9 | ######################################
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| 10 | # init() function to create .rrd-file
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| 11 | # $1=VAR-PRAEFIX $2=VAR-POSTFIX
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| 12 | ######################################
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| 13 | init()
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| 14 | {
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| 15 | # Calculate optimal step by assuming highest precision on the last-xhour plot
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| 16 | OPTSTEP=`expr $HOURS \* 3600 \/ $PIXWIDTH \* $H_RES`
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| 17 | [ $OPTSTEP != $STEP ] && echo "WARNING: Your optimal step is: $OPTSTEP. But you are using: $STEP"
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| 18 |
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| 19 | ARH_AVG=`expr $HOURS \* 3600 \/ $PIXWIDTH \* $H_RES \/ $STEP`; ARH_CNT=`expr $HOURS \* 3600 \/ $ARH_AVG \/ $STEP`
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| 20 | ARD_AVG=`expr $DAYS \* 86400 \/ $PIXWIDTH \* $D_RES \/ $STEP`; ARD_CNT=`expr $DAYS \* 86400 \/ $ARD_AVG \/ $STEP`
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| 21 | ARW_AVG=`expr $WEEKS \* 604800 \/ $PIXWIDTH \* $W_RES \/ $STEP`; ARW_CNT=`expr $WEEKS \* 604800 \/ $ARW_AVG \/ $STEP`
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| 22 |
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| 23 | PRAEFIX=$1; POSTFIX=$2
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| 24 | DSOURCE=""
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| 25 |
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| 26 | echo "Init storage for $HOURS hours on averages: $ARH_AVG x $STEP seconds ($ARH_CNT total values)"
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| 27 | echo "Init storage for $DAYS days on averages: $ARD_AVG x $STEP seconds ($ARD_CNT total values)"
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| 28 | echo "Init storage for $WEEKS weeks on averages: $ARW_AVG x $STEP seconds ($ARW_CNT total values)"
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| 29 |
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| 30 | eval SOURCE=\$${PRAEFIX}_${POSTFIX}
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| 31 | for i in $SOURCE
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| 32 | do
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| 33 | eval var=\$${PRAEFIX}_${i}
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| 34 | ifs="$IFS"; IFS="|"; set -- $var
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| 35 | if [ "`echo ${1} | cut -b1`" = "-" ]
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| 36 | then
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| 37 | VAR="`echo ${1} | cut -b2-`"
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| 38 | else
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| 39 | VAR=`echo $1 | sed "s/ //g"`
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| 40 | fi
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| 41 | DSOURCE="$DSOURCE DS:${VAR}:${3}:$MAXSTEP:0:${4}"
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| 42 | IFS="$ifs"
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| 43 | done
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| 44 | $DEBUG $RRDTOOL create $RRDDIR/$PRAEFIX.rrd \
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| 45 | --step ${STEP} \
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| 46 | $DSOURCE \
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| 47 | RRA:AVERAGE:0.5:$ARH_AVG:$ARH_CNT \
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| 48 | RRA:AVERAGE:0.5:$ARD_AVG:$ARD_CNT \
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| 49 | RRA:AVERAGE:0.5:$ARW_AVG:$ARW_CNT \
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| 50 | RRA:MAX:0.5:$ARH_AVG:$ARH_CNT \
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| 51 | RRA:MAX:0.5:$ARD_AVG:$ARD_CNT \
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| 52 | RRA:MAX:0.5:$ARW_AVG:$ARW_CNT
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| 53 | return $?
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| 54 | }
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| 55 |
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| 56 | #################################################################################################################
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| 57 | # graph() function to create png-graphics
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| 58 | # $1=IMG-DIR $2=VAR-PRAEFIX, $3=VAR-POSTFIX, $4=Headline, $5=end, $6=start, $7=base,
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| 59 | # $8=DEFS/ENTRIES $9=other rrdgraph options (Vertlabel,...)
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| 60 | #################################################################################################################
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| 61 | # COMMENT:"$DATE\c"
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| 62 | do_rrdgraph()
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| 63 | {
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| 64 | $DEBUG $NICE $RRDTOOL graph "$1/$2_$3.png" \
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| 65 | --title "$4" \
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| 66 | --imgformat $PIXFORMAT \
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| 67 | --width $PIXWIDTH \
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| 68 | --height $PIXHEIGHT \
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| 69 | --end "$5" \
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| 70 | --start "$6" \
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| 71 | --base "$7" \
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| 72 | $8 $9
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| 73 | }
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| 74 |
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| 75 | #################################################################################################################
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| 76 | # graph() function to create png-graphics
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| 77 | # $1=IMG-DIR $2=VAR-PRAEFIX, $3=VAR-POSTFIX, $4=Headline, $5=end, $6=start, $7=base,
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| 78 | # $8=DEFS/ENTRIES $9=other rrdgraph options (Vertlabel,...)
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| 79 | #################################################################################################################
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| 80 | # COMMENT:"<RRD::TIME::NOW %c>\c"
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| 81 | do_rrdcgi()
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| 82 | {
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| 83 | cat << EOF > $1/$2_$3.def
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| 84 |
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| 85 | <RRD::GRAPH $1/<RRD::CV START>$2_$3.png \
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| 86 | --title "$4" \
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| 87 | --imgformat $PIXFORMAT \
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| 88 | --width $PIXWIDTH \
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| 89 | --height $PIXHEIGHT \
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| 90 | --end "$5" \
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| 91 | --start <RRD::CV START> \
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| 92 | --base $7 \
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| 93 | --imginfo "<IMG NAME=$2_$3 SRC=$RRDCGIIMGPATH/%s OnClick=zoomToggle('${SCGIPIXWIDTH}px','${NCGIPIXWIDTH}px',this); WIDTH=${SCGIPIXWIDTH}px>" \
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| 94 | --lazy \
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| 95 | $8 $9 >
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| 96 | EOF
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| 97 |
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| 98 | cat << EOF >> $RRDCGISCRIPT
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| 99 | $NEWLINE <TD valign=top>$4<br>
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| 100 | <RRD::INCLUDE $1/$2_$3.def>
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| 101 | </TD>
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| 102 | EOF
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| 103 | }
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| 104 |
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| 105 |
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| 106 |
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| 107 | gen_cgi_header()
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| 108 | {
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| 109 | cat << EOF > $RRDCGISCRIPT
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| 110 | #!$RRDCGI
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| 111 | <HEAD><TITLE>RRDCGI Router Statistics</TITLE></HEAD>
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| 112 | <SCRIPT TYPE="text/javascript" LANGUAGE="JavaScript">
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| 113 | function update_radio_check(robj,value) { for (var i=0; i<robj.length; i++) if (robj[i].value==value) robj[i].checked=1; }
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| 114 | var nW,oW;
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| 115 | function zoomToggle(iWideSmall,iWideLarge,whichImage){
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| 116 | oW=whichImage.style.width;
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| 117 | if(oW==iWideLarge){
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| 118 | nW=iWideSmall;}else{
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| 119 | nW=iWideLarge;}
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| 120 | whichImage.style.width=nW;
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| 121 | }
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| 122 | </SCRIPT>
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| 123 | <BODY onload="update_radio_check(document.RangeForm.START,'<RRD::CV START>')">
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| 124 | <H1>RRDCGI Router Statistics <font size-=2><em>(<RRD::TIME::NOW %c>)</em></font></H1>
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| 125 | <FORM NAME=RangeForm>
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| 126 | <INPUT NAME=START TYPE=RADIO VALUE=end-${HOURS}h checked>${HOURS} hours ago
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| 127 | <INPUT NAME=START TYPE=RADIO VALUE=end-${DAYS}d>${DAYS} days ago
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| 128 | <INPUT NAME=START TYPE=RADIO VALUE=end-${WEEKS}w>${WEEKS} weeks ago
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| 129 | <INPUT TYPE=SUBMIT>
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| 130 | </FORM>
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| 131 | <P>
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| 132 | <TABLE>
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| 133 | EOF
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| 134 | }
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| 135 |
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| 136 | gen_cgi_footer()
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| 137 | {
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| 138 | cat << EOF >> $RRDCGISCRIPT
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| 139 | </TABLE>
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| 140 | </P>
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| 141 | </BODY>
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| 142 | </HTML>
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| 143 | EOF
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| 144 | chmod +x $RRDCGISCRIPT
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| 145 | }
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| 146 |
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| 147 | #################################################################################################################
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| 148 | # $1=mode $2=VAR-PRAEFIX, $3=VAR-POSTFIX, $4=Headline, $5=Vertlabel, $6=start, $7=end, $8=base, $9=other rrdgraph options
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| 149 | #################################################################################################################
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| 150 | do_graph()
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| 151 | {
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| 152 | MODE=$1; PRAEFIX=$2; POSTFIX=$3; HEADLINE=$4; VERTLABEL=$5; START=$6; END=$7; BASE=$8; SRC=${RRDDIR}/${PRAEFIX}.rrd
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| 153 | if [ ! -r "$SRC" ]
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| 154 | then
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| 155 | echo "$SRC not found. Aborting all operations now..."
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| 156 | exit 1
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| 157 | fi
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| 158 |
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| 159 | # For Graphing Memory BASE should be set to 1024, default is 1000
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| 160 | [ -n "$8" ] && BASE=$8 || BASE=1000
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| 161 | [ -n "$9" ] && OPTS=$9 || OPTS="--lower-limit 0"
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| 162 | DEFS=""; ENTRIES=""
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| 163 | eval SOURCE=\$${PRAEFIX}_${POSTFIX}
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| 164 | for i in $SOURCE
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| 165 | do
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| 166 | eval var=\$${PRAEFIX}_${i}
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| 167 | ifs="$IFS"; IFS="|"; set -- $var
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| 168 | if [ "`echo ${1} | cut -b1`" = "-" ]
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| 169 | then
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| 170 | VAR="`echo ${1} | cut -b2-`"
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| 171 | NEG=1
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| 172 | else
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| 173 | VAR=`echo $1 | sed "s/ //g"`
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| 174 | NEG=0
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| 175 | fi
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| 176 |
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| 177 | if [ "$NEG" = 1 ]
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| 178 | then
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| 179 | [ -n "${8}" ] && DEFS="$DEFS DEF:${VAR}=$SRC:${VAR}:AVERAGE DEF:MAX${VAR}=$SRC:${VAR}:MAX ${8} CDEF:N${VAR}C=${VAR}C,-1,* " \
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| 180 | || DEFS="$DEFS DEF:${VAR}=$SRC:${VAR}:AVERAGE DEF:MAX${VAR}=$SRC:${VAR}:MAX CDEF:N${VAR}=${VAR},-1,*"
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| 181 | else
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| 182 | [ -n "${8}" ] && DEFS="$DEFS DEF:${VAR}=$SRC:${VAR}:AVERAGE DEF:MAX${VAR}=$SRC:${VAR}:MAX ${8}" \
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| 183 | || DEFS="$DEFS DEF:${VAR}=$SRC:${VAR}:AVERAGE DEF:MAX${VAR}=$SRC:${VAR}:MAX"
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| 184 | fi
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| 185 | # Now this is a bit ugly, but i don't know how to escape the blanks in a proper way.
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| 186 | # If you know any better way to keep the blanks in the legend of the graphics please inform me.
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| 187 | #L=`echo ${2} | tr -s "[= =]" '\014'`
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| 188 | #L=`echo ${2} | tr -s "[= =]" '_'`
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| 189 | L=`echo ${2} | sed "s/ /_/g"`
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| 190 | if [ -n "${7}" ]
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| 191 | then
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| 192 | if [ -n "${8}" ]
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| 193 | then
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| 194 | [ "$NEG" = 1 ] && ENTRIES="$ENTRIES ${6}:N${VAR}C${5}:${L}: GPRINT:${VAR}C:AVERAGE:Average\:${7} GPRINT:MAX${VAR}C:MAX:Max\:${7} GPRINT:${VAR}C:LAST:Last\:${7}\\j" \
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| 195 | || ENTRIES="$ENTRIES ${6}:${VAR}C${5}:${L}: GPRINT:${VAR}C:AVERAGE:Average\:${7} GPRINT:MAX${VAR}C:MAX:Max\:${7} GPRINT:${VAR}C:LAST:Last\:${7}\\j"
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| 196 | else
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| 197 | [ "$NEG" = 1 ] && ENTRIES="$ENTRIES ${6}:N${VAR}${5}:${L}: GPRINT:${VAR}:AVERAGE:Average\:${7} GPRINT:MAX${VAR}:MAX:Max\:${7} GPRINT:${VAR}:LAST:Last\:${7}\\j" \
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| 198 | || ENTRIES="$ENTRIES ${6}:${VAR}${5}:${L}: GPRINT:${VAR}:AVERAGE:Average\:${7} GPRINT:MAX${VAR}:MAX:Max\:${7} GPRINT:${VAR}:LAST:Last\:${7}\\j"
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| 199 | fi
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| 200 | else
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| 201 | [ "$NEG" = 1 ] && ENTRIES="$ENTRIES ${6}:N${VAR}${5}:${L}: GPRINT:${VAR}:AVERAGE:Average\:%6.2lf%s GPRINT:MAX${VAR}:MAX:Max\:%6.0lf%s GPRINT:${VAR}:LAST:Last\:%6.2lf%s\\j" \
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| 202 | || ENTRIES="$ENTRIES ${6}:${VAR}${5}:${L}: GPRINT:${VAR}:AVERAGE:Average\:%6.2lf%s GPRINT:MAX${VAR}:MAX:Max\:%6.0lf%s GPRINT:${VAR}:LAST:Last\:%6.2lf%s\\j"
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| 203 | fi
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| 204 | IFS="$ifs"
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| 205 | done
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| 206 |
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| 207 | #[ "$POSTFIX" = "CPU_STATS" ] && (echo $OPTS; echo $DEFS ; echo $ENTRIES; echo $OPTS)
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| 208 |
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| 209 | $MODE "$IMGDIR" "$PRAEFIX" "$POSTFIX" "$HEADLINE" "$END" "$START" "$BASE" "$DEFS $ENTRIES" "--vertical-label $VERTLABEL $OPTS"
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| 210 | }
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| 211 |
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| 212 | # Check if all rrd-files are present
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| 213 | # and create them if not
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| 214 | init_loop()
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| 215 | {
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| 216 | for j in $ALL_PRAEFIXES
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| 217 | do
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| 218 | if [ ! -f $RRDDIR/$j.rrd ]
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| 219 | then
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| 220 | echo "Creating $RRDDIR/$j.rrd ..."
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| 221 | init $j ALL
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| 222 | [ ! -f $RRDDIR/$j.rrd ] && EXIT=1
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| 223 | fi
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| 224 | done
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| 225 | [ "$EXIT" = 1 ] && return 1 || return 0
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| 226 | }
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| 227 |
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| 228 |
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| 229 | graph_loop()
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| 230 | {
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| 231 | mode=$1; start=$2; end=$3; c=1
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| 232 | while [ $c -le $GRAPH_MAX ]
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| 233 | do
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| 234 | eval var=\$GRAPH_${c}
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| 235 | # $1=VAR-PRAEFIX $2=VAR-POSTFIX $3=Headline $4=Vertlabel $5=base $6=other rrdgraph options
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| 236 | ifs="$IFS"; IFS="|"; set -- $var
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| 237 | IFS="$ifs"
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| 238 | [ "$1" != "$OLD" -o "`expr \( $c - 1 \) % 2`" = 0 ] && NEWLINE="</TR><TR>" || NEWLINE=""
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| 239 | do_graph $mode $1 $2 "$3" "$4" $start $end $5 "$6"
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| 240 | c=`expr $c + 1`; OLD=$1
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| 241 | done
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| 242 | }
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| 243 |
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| 244 |
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| 245 | case "$1" in
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| 246 | init)
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| 247 | if init_loop
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| 248 | then
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| 249 | exit 0
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| 250 | else
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| 251 | echo "Initialisation of rrd-database-files failed"
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| 252 | exit 1
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| 253 | fi
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| 254 | ;;
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| 255 | cgi)
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| 256 | echo "Updating $RRDCGISCRIPT and $IMGDIR/*.def"
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| 257 | gen_cgi_header
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| 258 | # The start-time will be not used
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| 259 | graph_loop do_rrdcgi end now
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| 260 | gen_cgi_footer
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| 261 | ;;
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| 262 | images)
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| 263 | # Create the graphs
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| 264 | [ -n "$2" ] && STH=$2 || STH=24h
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| 265 | echo "Updating Graphs ($STH ago -> now) for $RRDDIR/*.rrd"
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| 266 | graph_loop do_rrdgraph "end-${STH}" now
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| 267 | ;;
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| 268 | fetch)
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| 269 | # Fetch data from rrdcollect daemon
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| 270 | if [ ! -n "$3" ]
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| 271 | then
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| 272 | echo "Usage: $0 fetch <host> <port>"
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| 273 | exit 1
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| 274 | else
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| 275 | echo "Fetching ascii-logs from rrdcollect daemon"
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| 276 | (cd $RRDDIR && $NETCAT $2 $3 | sed -n "s:^\(update .*\):$RRDTOOL \1:p" | sh -x ) 2>&1 | wc -l #>/dev/null
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| 277 | exit 0
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| 278 | fi
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| 279 | ;;
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| 280 | *) echo "Usage: $0 <init|cgi|fetch|images>"
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| 281 | echo " init: Initialize rrd-datafiles if neeeded"
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| 282 | echo " cgi: Creates cgi-script for use with rrdcgi"
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| 283 | echo " fetch: Fetching data from rrdcollect via netcat"
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| 284 | echo " images: Generates images"
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| 285 | exit 1
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| 286 | ;;
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| 287 | esac
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| 288 | exit 0
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