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https_dns_proxy.plugin
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executable file
·82 lines (73 loc) · 2.08 KB
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#!/bin/bash
case $1 in
config)
cat <<'EOM'
multigraph https_dns_proxy_count
graph_title HTTPS DNS proxy - count
graph_vlabel count
graph_category network
graph_scale no
graph_args --base 1000 --lower-limit 0
requests.label Requests
responses.label Responses
tcprequests.label TcpRequests
tcpresponses.label TcpResponses
multigraph https_dns_proxy_latency
graph_title HTTPS DNS proxy - latency
graph_vlabel latency
graph_category network
graph_scale no
graph_args --base 1000 --lower-limit 0
latency.label Latency
tcplatency.label TcpLatency
multigraph https_dns_proxy_connections
graph_title HTTPS DNS proxy - connections
graph_vlabel count
graph_category network
graph_scale no
graph_args --base 1000 --lower-limit 0
opened.label Opened
closed.label Closed
reused.label Reused
EOM
exit 0;;
autoconf)
pgrep https_dns_proxy >/dev/null 2>&1 \
&& echo "yes" \
|| echo "no"
exit 0;;
esac
log_lines=$(journalctl --unit https_dns_proxy.service --output cat --since '6 minutes ago')
pattern='stat\.c:[0-9]+ ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+)$'
# match log lines with pattern (last match will be used)
IFS='
'
for line in $log_lines; do
if [[ $line =~ $pattern ]]; then
stat=("${BASH_REMATCH[@]}")
# else
# echo "stat regexp did not match with line: $line" >&2
fi
done
if [ -n "${stat[3]}" ] && \
[ -n "${stat[2]}" ] && \
[ "${stat[2]}" -gt "0" ]; then
latency=$((${stat[3]} / ${stat[2]}))
fi
if [ -n "${stat[11]}" ] && \
[ -n "${stat[10]}" ] && \
[ "${stat[10]}" -gt "0" ]; then
tcplatency=$((${stat[11]} / ${stat[10]}))
fi
echo "multigraph https_dns_proxy_count"
echo "requests.value ${stat[1]:-U}"
echo "responses.value ${stat[2]:-U}"
echo "tcprequests.value ${stat[9]:-U}"
echo "tcpresponses.value ${stat[10]:-U}"
echo "multigraph https_dns_proxy_latency"
echo "latency.value ${latency:-0}"
echo "tcplatency.value ${tcplatency:-0}"
echo "multigraph https_dns_proxy_connections"
echo "opened.value ${stat[6]:-U}"
echo "closed.value ${stat[7]:-U}"
echo "reused.value ${stat[8]:-U}"