new init of legacy Cisco 678 monitoring scripts;

1 files changed, 252 insertions, 0 deletions

diff --git a/cisco678polld.sh b/cisco678polld.sh
new file mode 100644
index 0000000..b017601
--- /dev/null
+++ b/cisco678polld.sh
@@ -0,0 +1,252 @@
+#!/bin/bash
+
+### cisco678polld
+# written by <sp>
+# 1) poll cisco 678 ADSL modem via SNMP
+# 2) save interface counter data to rrd file
+# 3) generate plots
+
+### execution tracing ON (debug)
+#set -x
+
+### bail if anything exits abnormally
+set -e
+
+
+### check/make lock
+ckmklock() {
+    if [ -f ${LOCKFILE} ] ; then
+        printf "${LOCKFILE} found, exiting ...\n"
+        exit
+    else
+        printf "$$" > ${LOCKFILE}
+        trap "rm -f ${LOCKFILE} > /dev/null 2>&1" EXIT
+    fi
+}
+
+
+### check for db files, create if necessary
+ckmkdb() {
+    if [ ! -f ${DBDIR}/${ETHDBFILE} ] ; then
+        printf "${DBDIR}/${ETHDBFILE} does not exist!\n"
+        RRDARGZ=("")
+        RRDARGZ=(
+            "${RRDARGZ[@]:0}" \
+            "-s ${RRDSTEP}" \
+            "DS:inoctets:COUNTER:120:U:U" \
+            "DS:outoctets:COUNTER:120:U:U"
+        )
+        for CF in AVERAGE MIN MAX LAST ; do
+            RRDARGZ=(
+                "${RRDARGZ[@]:0}" \
+                "RRA:${CF}:0.5:1:2880" \
+                "RRA:${CF}:0.5:4:2880" \
+                "RRA:${CF}:0.5:20:2880" \
+                "RRA:${CF}:0.5:120:2880" \
+                "RRA:${CF}:0.5:720:2928" \
+                "RRA:${CF}:0.5:2880:2922"
+            )
+        done
+        echo rrdtool create ${DBDIR}/${ETHDBFILE} ${RRDARGZ[@]}
+
+    unset RRDARGZ
+    fi
+
+    if [ ! -f ${DBDIR}/${PPPDBFILE} ] ; then
+        echo ${DBDIR}/${PPPDBFILE} does not exist!
+        RRDARGZ=("")
+        RRDARGZ=(
+            "${RRDARGZ[@]:0}" \
+            "-s ${RRDSTEP}" \
+            "DS:inoctets:COUNTER:120:U:U" \
+            "DS:outoctets:COUNTER:120:U:U"
+        )
+        for CF in AVERAGE MIN MAX LAST ; do
+            RRDARGZ=(
+                "${RRDARGZ[@]:0}" \
+                "RRA:${CF}:0.5:1:2880" \
+                "RRA:${CF}:0.5:4:2880" \
+                "RRA:${CF}:0.5:20:2880" \
+                "RRA:${CF}:0.5:120:2880" \
+                "RRA:${CF}:0.5:720:2928" \
+                "RRA:${CF}:0.5:2880:2922"
+            )
+        done
+        echo rrdtool create ${DBDIR}/${PPPDBFILE} ${RRDARGZ[@]}
+
+    unset RRDARGZ
+    else
+        echo rrdtool info ${DBDIR}/${FDBFILE}
+    fi
+}
+
+
+polldem() {
+
+    IPADDR=10.0.0.1
+    COMMUNITY=0x09c5
+
+    ## poll cisco678 interface counters, return formatted rrd update string
+    PPPSTR="$( date +%s ):$(
+            ## wan0-0, PPP IN, octets
+            snmpget -v1 -c ${COMMUNITY} ${IPADDR} 1.3.6.1.2.1.2.2.1.10.2 |\
+            awk '{print $4}'
+        ):$(
+            ## wan0-0, PPP OUT, octets
+            snmpget -v1 -c ${COMMUNITY} ${IPADDR} 1.3.6.1.2.1.2.2.1.16.2 |\
+            awk '{print $4}'
+        )"
+    ETHSTR="$( date +%s ):$(
+            ## eth0, ETH IN, octets
+            snmpget -v1 -c ${COMMUNITY} ${IPADDR} 1.3.6.1.2.1.2.2.1.10.1 |\
+            awk '{print $4}'
+        ):$(
+            ## eth0, ETH OUT, octets
+            snmpget -v1 -c ${COMMUNITY} ${IPADDR} 1.3.6.1.2.1.2.2.1.16.1 |\
+            awk '{print $4}'
+        )"
+
+    ## print counters
+    printf "${PPPDBFILE} \t ${PPPSTR}\n"
+    printf "${ETHDBFILE} \t ${ETHSTR}\n"
+
+    ## save counter data
+    rrdtool update ${DBDIR}/${PPPDBFILE} ${PPPSTR}
+    rrdtool update ${DBDIR}/${ETHDBFILE} ${ETHSTR}
+}
+
+
+### generate graph image
+plotdem() {
+
+    printf "${DATESTR} [${RRDNAME}, ${RRDFILE}, ${IMGFILE}]\n"
+
+    RRDARGZ=("")
+    RRDARGZ=(
+        "${RRDARGZ[@]:0}" \
+        "${common_graph_opts[@]:0}" \
+        "--start -${GRAPHTIME}" \
+        "--logarithmic"
+    )
+    for DBDATAZ in in out ; do
+        RRDARGZ=(
+            "${RRDARGZ[@]:0}" \
+            "DEF:${DBDATAZ}octets=${DBDIR}/${RRDFILE}:${DBDATAZ}octets:AVERAGE" \
+            "DEF:${DBDATAZ}octets_min=${DBDIR}/${RRDFILE}:${DBDATAZ}octets:MIN" \
+            "DEF:${DBDATAZ}octets_max=${DBDIR}/${RRDFILE}:${DBDATAZ}octets:MAX" \
+            "CDEF:${DBDATAZ}octets_net=${DBDATAZ}octets_max,${DBDATAZ}octets_min,-" \
+            "CDEF:${DBDATAZ}bits=${DBDATAZ}octets,8,*" \
+            "CDEF:${DBDATAZ}bits_min=${DBDATAZ}octets_min,8,*" \
+            "CDEF:${DBDATAZ}bits_max=${DBDATAZ}octets_max,8,*" \
+            "CDEF:${DBDATAZ}bits_net=${DBDATAZ}octets_net,8,*" \
+        )
+        case ${DBDATAZ} in
+            in)
+                RRDARGZ=( "${RRDARGZ[@]:0}" \
+                "AREA:${DBDATAZ}bits_min#00331133:" \
+                "STACK:${DBDATAZ}bits_net#00CC3377:" \
+                "LINE:${DBDATAZ}bits#00FF77CC:In\t" ) ; ;;
+            out)
+                RRDARGZ=( "${RRDARGZ[@]:0}" \
+                "AREA:${DBDATAZ}bits_min#00113333:" \
+                "STACK:${DBDATAZ}bits_net#0033CC77:" \
+                "LINE:${DBDATAZ}bits#0077FFCC:Out\t" ) ; ;;
+        esac
+        RRDARGZ=( "${RRDARGZ[@]:0}" \
+            "VDEF:${DBDATAZ}b_min=${DBDATAZ}bits_min,MINIMUM" \
+            "GPRINT:${DBDATAZ}b_min:Min=%.6lg%s\t" \
+            "VDEF:${DBDATAZ}b_max=${DBDATAZ}bits_max,MAXIMUM" \
+            "GPRINT:${DBDATAZ}b_max:Max=%.6lg%s\t" \
+            "VDEF:${DBDATAZ}bits_avg=${DBDATAZ}bits,AVERAGE" \
+            "GPRINT:${DBDATAZ}bits_avg:Avg=%.6lg%s" \
+            "VDEF:${DBDATAZ}bits_std=${DBDATAZ}bits,STDEV" \
+            "GPRINT:${DBDATAZ}bits_std:(+/-)%.6lg%s" \
+            "COMMENT:(bps)\n" \
+        )
+    done
+
+    case ${INT} in
+        ppp) TITLESTR="Cisco-678 PPP Interface (bits/s), [${GRAPHTIME}]" ; ;;
+        eth) TITLESTR="Cisco-678 Ethernet Interface (bits/s), [${GRAPHTIME}]" ; ;;
+    esac
+
+    ( rrdtool graph ${GRAPHDIR}/${IMGFILE} \
+        --title "${TITLESTR}" \
+        --watermark "${DATESTR}" \
+        ${RRDARGZ[@]} ) &
+
+    unset RRDARGZ
+}
+
+
+### main
+main() {
+
+    ## script parameters
+    SCRIPTNAME=$( basename ${0} )
+    ETHDBNAME="${SCRIPTNAME}_eth"
+    ETHDBFILE="${ETHDBNAME}.rrd"
+    PPPDBNAME="${SCRIPTNAME}_ppp"
+    PPPDBFILE="${PPPDBNAME}.rrd"
+
+    ## file names
+    LOCKFILE="/tmp/rrd/${SCRIPTNAME}.lock"
+    LOGFILE="/tmp/rrd/${SCRIPTNAME}.log"
+    DBDIR="/tmp/rrd"
+    GRAPHDIR="/tmp/rrd/cisco678"
+    RRDSTEP=15
+    WAIT=5
+
+    ## file checks
+    ckmklock
+    ckmkdb
+    if [ ! -d ${GRAPHDIR} ] ; then
+        mkdir -p ${GRAPHDIR}
+    fi
+
+    ## bash array for rrdtool arguments
+    common_graph_opts=(
+        "--lazy" \
+        "--border 0" \
+        "-h 275" \
+        "-w 720" \
+        "-c BACK#77777777" \
+        "-c CANVAS#000000CC" \
+        "-c FONT#CCCCCCCC" \
+        # "--font DEFAULT:0:Times" \
+    )
+
+    ## while lock is valid, continue polling/graphing
+    while [ $( cat ${LOCKFILE} ) -eq $$ ] ; do
+
+        polldem
+
+        for INT in ppp eth ; do
+
+            RRDNAME=${SCRIPTNAME}_${INT}
+            RRDFILE=${RRDNAME}.rrd
+
+            for GRAPHTIME in 1h 12h 48h 8d 64d ; do
+
+                IMGFILE=${RRDNAME}_${GRAPHTIME}.png
+                DATESTR="[$( date +%F\ %T )]"
+
+                plotdem
+
+            done
+
+        done
+
+        ## sampling interval
+        sleep ${WAIT}
+
+    done
+    
+}
+
+
+main
+
+
+### execution tracing OFF (debug)
+set +x