52 lines
1.1 KiB
Bash
Executable File
52 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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export LANG=en_US.UTF-8
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ADDR_FILE="$(dirname $0)/conn.list"
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LOG_PATH="/var/log/monitor"
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LOG_NAME="conn"
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INTERVAL=60
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function Init {
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local self_count=$(pgrep -cx "$(basename $0)")
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[ 0 -eq $? ] || exit 1
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[ 1 -eq $self_count ] || exit 1
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mkdir -p $LOG_PATH || exit 1
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}
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function Log {
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local msg="$1"
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local log_time="$(date +'%F %T')"
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local log_file="$LOG_PATH/$LOG_NAME-${log_time% *}.log"
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echo "$log_time $msg" >> $log_file
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cd $LOG_PATH && ls ${LOG_NAME}-* 2>/dev/null \
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| head -n -7 | xargs rm -f
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}
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function CountAddrConn {
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local addr=$1
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local server="${addr%:*}"
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local port="${addr#*:}"
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local count=0
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if [ 'localhost' = "$server" ]; then
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count=$(ss -anpt | awk '{print $4}' \
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| grep -c ":$port$")
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else
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count=$(ss -anpt | awk '{print $5}' \
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| grep -c "$addr$")
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fi
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echo "$server $port $count"
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}
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function Main {
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local addr=
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sleep $INTERVAL
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for addr in $(cat $ADDR_FILE); do
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Log "$(CountAddrConn $addr)"
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done
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}
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# start
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Init
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Main
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