Paweł Domański
132 lines
1.8 KiB
Bash
132 lines
1.8 KiB
Bash
#!/bin/bash
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DBNAME="postgres"
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USER="-U postgres"
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PORT="-p 5432"
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usage() {
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echo "Usage: $0 [-d <dbname> -h <host> -U <user> -p <port> u]"
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exit 1
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}
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while getopts "d:h:p:uU:" OPT;
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do case "${OPT}" in
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d) DBNAME=$OPTARG
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;;
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h) HOST="-h $OPTARG"
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;;
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p) PORT="-p $OPTARG"
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;;
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U) USER="-U $OPTARG"
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;;
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u) usage
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;;
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[?]) usage
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esac;
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done
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set $(date '+%m%d')
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MMDD=$1
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LOGDIR='/var/log/postgresql'
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getver()
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{
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VER=$(psql $HOST $PORT $USER $DBNAME <<_QUERY_
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SELECT version();
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_QUERY_
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)
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#VER=$(cat ${PGDATA}/PG_VERSION)
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#use next line only if PGDATA has version in path
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#VER=$(echo $PGDATA | cut -d / -f 5)
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}
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clear
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getver
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echo "PostgreSQL Version is $VER"
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connect_cnts() {
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DBLIST=$(psql -q -t $HOST $PORT $USER $DBNAME <<_QUERY_
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SELECT d.datname
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FROM pg_database d
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WHERE datallowconn = TRUE
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AND datistemplate = FALSE
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ORDER BY 1;
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_QUERY_
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)
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}
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get_cnt() {
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CNT=$(psql -t $PORT $USER $DBNAME <<_QUERY_
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/*
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SELECT count(*)
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FROM pg_stat_activity
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WHERE datname = '$DB';
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*/
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SELECT usename,
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count(*)
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FROM pg_stat_activity
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WHERE datname = '$DB'
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GROUP BY usename;
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_QUERY_
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)
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}
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all_count() {
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CNT=$(psql -t $PORT $USER $DBNAME <<_QUERY_
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SELECT count(*)
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FROM pg_stat_activity;
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_QUERY_
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)
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}
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###############################################################
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# MAIN #
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###############################################################
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connect_cnts
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for DB in $DBLIST;
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do
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echo -n "$DB "
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get_cnt
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# grep -E -c "$DB.*connection auth" #LOGDIR/postgresql.${MMDD}
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echo -e "\t$CNT"
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done
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all_count
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echo
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echo -e "TOTAL \t\t$CNT"
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#exit 0
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#echo "$(hostname -f) CONNECTION COUNTS"
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#echo "Current log file is: $logdir/postgresql.$MMDD"
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#echo
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#for DB in $DBLIST
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# do
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# echo -n "$DB: "
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# grep 'connection authorized' $LOGDIR/postgresql.${MMDD} | grep -c "$DB"
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#done
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#exit 0
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