Initial version

plugins/other/earthquakes-stronger-than-m4-and-m5-plus-solar-act

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+#!/bin/sh
+#
+#  Plugin for Munin 1.4.5 for counting and graph all the earthquakes above 4 and 5 magnitude.
+#  Plus a Wolf Number ( index of the solar activity ) to see if any correlations.
+#  Vik Banev, 2011
+#  http://www.ulitka.com
+#
+#
+# data channels provided by USGS abd NOAA
+M25EQ="http://earthquake.usgs.gov/earthquakes/catalogs/eqs7day-M2.5.txt"
+CWN="ftp://ftp.swpc.noaa.gov/pub/latest/SRS.txt"
+#
+# counting all the earthquakes with magnitude 4 and up
+M4PLUS=`curl -s $M25EQ | grep -v Datetime | awk -F"," {'print $9'} | awk '$1 > 3.9 { n++ }; END { print n+0 } '`
+#
+# counting all the earthquakes with magnitude 5 and up
+M5PLUS=`curl -s $M25EQ | grep -v Datetime | awk -F"," {'print $9'} | awk '$1 > 4.9 { n++ }; END { print n+0 } '`
+#
+# counting all the sun spots
+SSPOTS=`curl -s $CWN | sed -n '/Mag/,/IA/p' | grep "^[0-9].**" | awk '{sum += $7;} END {print sum;}'`
+#
+# counting all the nonempty groups
+SSGROUPS=`curl -s $CWN | sed -n '/Mag/,/IA/p' | grep "^[0-9].**" | wc -l`
+#
+# the Wolf Number math
+WN=`echo "$SSPOTS+$SSGROUPS*10" | bc`
+#
+# tests and actual graphing
+#
+case $1 in
+   config)
+        cat <<'EOM'
+graph_title M4+, M5+ earthquakes and WN in past 7 days
+graph_vlabel M4+ / week, M5+ / week, WN
+eq5.label M5+ earthquakes
+eq5.warning 50
+eq5.critical 70
+eq4.label M4+ earthquakes
+eq4.warning 100
+eq4.critical 120
+wn.label Solar activity (Wolf Number)
+wn.warning 110
+wn.critical 130
+EOM
+        exit 0;;
+esac
+#
+echo -n "eq5.value "
+echo $M5PLUS
+echo -n "eq4.value "
+echo $M4PLUS
+echo -n "wn.value "
+echo "$WN"