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works with squid 2 and 3 reliably

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Paul M 2010-11-10 18:12:55 +01:00 • committed by Steve Schnepp
parent 0a94f881e6
commit 2a42025ba1
1 changed files with 50 additions and 26 deletions
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76
plugins/other/squid_efficiency
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@ -27,6 +27,8 @@
#
# Changes
# ~~~~~~~
# 2010-10-11: paulm: uses squidclient instead of netcat; some beautification.
# 2010-01-20, homyakov: added disk and memory stats
# 2009-11-25, volker: added config options and docs
# 2009-11-19, benjamin: fixed squid3 compatibility, minor rewrite
# 2006-11-16, benjamin: removed 5 minutes stats, fixed 5% bug
@ -55,49 +57,71 @@
host=${squidhost:-localhost}
port=${squidport:-3128}
test "$1" = "autoconf" && {
which netcat > /dev/null || {
echo "netcat binary not found"
exit 1
}
DUMP=`printf "GET cache_object://$host/info HTTP/1.0\n\n" | netcat $host $port`
test -n "$DUMP" || {
echo "http response empty"
exit 1
}
echo "yes"
exit 0
}
test "$1" = "config" && {
echo 'graph_title Squid Efficiency'
echo 'graph_info This graph shows the proxy efficiency.'
echo 'graph_info This graph shows the proxy efficiency over the last five mins.'
echo 'graph_category squid'
echo "graph_args --lower-limit 0 --upper-limit 100"
echo 'graph_vlabel %'
echo 'request.label request hits'
echo 'byte.label byte hits'
echo 'memory.label memory request hits'
echo 'disk.label disk request hits'
exit 0
}
DUMP=`printf "GET cache_object://$host/info HTTP/1.0\n\n" | netcat $host $port`
# squid2
# Request Hit Ratios: 5min: 0.0%, 60min: 17.4%
# Byte Hit Ratios: 5min: 75.0%, 60min: 12.0%
# squid3
# Hits as % of all requests: 5min: 0.0%, 60min: 0.0%
# Hits as % of bytes sent: 5min: 100.0%, 60min: 100.0%
test -n "$DUMP" || {
echo "http response empty"
exit 1
}
REQUEST_HITS=`echo "$DUMP" | grep -E "Request Hit Ratios|Hits as % of all requests" | cut -d ":" -f4 | cut -d "." -f1 | xargs echo`
test $REQUEST_HITS -gt 0 || REQUEST_HITS=0
BYTE_HITS=`echo "$DUMP" | grep -E "Byte Hit Ratios|Hits as % of bytes sent" | cut -d ":" -f4 | cut -d "." -f1 | xargs echo`
test $BYTE_HITS -gt 0 || BYTE_HITS=0
DUMP=`squidclient -p $port -l $host cache_object://$host/info`
# Request efficiency
SQUID_LINE=`echo "$DUMP" | grep -E "Request Hit Ratios|Hits as % of all requests"`
if [ $? -eq 0 ] ; then
# for the last hour:
#REQUEST_HITS=`echo $SQUID_LINE | cut -d ":" -f4 | cut -d "." -f1`
# for the last five mins:
REQUEST_HITS=`echo $SQUID_LINE | cut -d ":" -f3 | cut -d "." -f1`
test "$REQUEST_HITS" -gt 0 || REQUEST_HITS=0
echo "request.value ${REQUEST_HITS}"
fi
# Byte efficiency
SQUID_LINE=`echo "$DUMP" | grep -E "Byte Hit Ratios|Hits as % of bytes sent"`
if [ $? -eq 0 ] ; then
# for the last hour:
#BYTE_HITS=`echo $SQUID_LINE | cut -d ":" -f4 | cut -d "." -f1`
# for the last five mins:
BYTE_HITS=`echo $SQUID_LINE | cut -d ":" -f3 | cut -d "." -f1`
test "$BYTE_HITS" -gt 0 || BYTE_HITS=0
echo "byte.value ${BYTE_HITS}"
fi
# Memory
SQUID_LINE=`echo "$DUMP" | grep -E "Request Memory Hit Ratios|Memory hits as % of hit requests"`
if [ $? -eq 0 ] ; then
# for the last hour:
#MEM_REQUEST_HITS=`echo "$SQUID_LINE" | cut -d ":" -f4 | cut -d "." -f1 | xargs echo`
# for the last five mins:
MEM_REQUEST_HITS=`echo "$SQUID_LINE" | cut -d ":" -f3 | cut -d "." -f1 | xargs echo`
test $MEM_REQUEST_HITS -gt 0 || MEM_REQUEST_HITS=0
echo "memory.value ${MEM_REQUEST_HITS}"
fi
# Disk
SQUID_LINE=`echo "$DUMP" | grep -E "Request Disk Hit Ratios|Disk hits as % of hit requests"`
if [ $? -eq 0 ] ; then
# for the last hour:
#DISK_REQUEST_HITS=`echo "$SQUID_LINE" | cut -d ":" -f4 | cut -d "." -f1 | xargs echo`
# for the last five mins:
DISK_REQUEST_HITS=`echo "$SQUID_LINE" | cut -d ":" -f3 | cut -d "." -f1 | xargs echo`
test $DISK_REQUEST_HITS -gt 0 || DISK_REQUEST_HITS=0
echo "disk.value ${DISK_REQUEST_HITS}"
fi
echo "request.value ${REQUEST_HITS}"
echo "byte.value ${BYTE_HITS}"
# eof.