#!/bin/sh # generate periodic list of a DCC server's clients # This script should be run at midnight GMT, which is rarely midnight local # time. # It prefers to generates a new HTML file based on an existing file, but # will start from scratch if the output file does not already exist. # -T do not tell dccd to clear its counters # -I do not wrap the result with etc. so that # it can be server-side included into a web page # -Z timezone in case dccd is far away # -O cdcc-op something else to tell cdcc to do # -d ndays keep this many days of snapshots instead of 7 # -n clients number of clients in each snapshot # -s server host running dccd instead of localhost # -i server-ID DCC server-ID of the server # -o ofile output file # Rhyolite Software DCC 1.3.50-1.21 $Revision$ # Generated automatically from list-clients.in by configure. DCC_HOMEDIR=/usr/local/dcc DEBUG= # check the args once to get the home directory to get server name and ID while getopts ":xTIh:Z:O:d:n:s:i:o:" c; do case $c in x) set -x;; h) DCC_HOMEDIR="$OPTARG";; *) ;; esac done if test -s $DCC_HOMEDIR/dcc_conf; then . $DCC_HOMEDIR/dcc_conf fi CDCC=/usr/local/bin/cdcc CLEAR=clear INCLUDE=no OPS= NDAYS=7 NCLIENTS=50 TZ=UTC SERVER=localhost TITLE=`hostname` ID=$SRVR_ID OUT= USAGE="`basename $0`: [-xTI] [-Z timezone] [-O cdcc-op] [-d ndays] [-n nclients] [-s server] -i server-ID -o ofile" OPTIND=1 while getopts "xTIh:Z:O:d:n:s:i:o:" c; do case $c in x) set -x;; T) CLEAR=;; I) INCLUDE=yes;; h) ;; Z) TZ=$OPTARG;; O) OPS="$OPS$OPTARG; ";; d) NDAYS="$OPTARG";; n) NCLIENTS="$OPTARG";; s) SERVER="$OPTARG"; TITLE="$OPTARG";; i) ID="$OPTARG";; o) OUT="$OPTARG";; *) echo "$USAGE" 1>&2; exit 1;; esac done shift `expr $OPTIND - 1 || true` if test "$#" -ne 0; then echo "$USAGE" 1>&2 exit 1 fi # check that the ID is not 1 if expr "$ID" - 1 >/dev/null 2>&1; then : else echo "$USAGE" 1>&2 exit 1 fi # we need an output file if test "$OUT" = ""; then echo "use '-o ofile' to specify an output file" 1>&2 exit 1 fi CMD="${OPS}server $SERVER; id $ID" NCLIENTS5=`expr $NCLIENTS + 5` export TZ set -e # prefer the target directory for temporary files OUTDIR=`dirname $OUT` if test -z "$OUTDIR" -o -w "$OUTDIR"; then NEW=$OUT.new$$ TMP=$OUT.tmp$$ else NEW=/tmp/list-clients-new$$ TMP=/tmp/list-clients-tmp$$ fi trap "set +e; /bin/rm -f $NEW $TMP; exit" 0 1 2 15 # See if the server knows about client versions eval `$CDCC "$CMD; stats" \ | sed -n -e 's/^ *version [1-9]\.$[0-9]\{1,\}$\.$[0-9]\{1,\}$ .*/VERS1=\1 VERS2=\2/p'` if test -z "$VERS1" -o -z "$VERS2"; then exit fi SVERS=`expr "${VERS1}000" + $VERS2` if test "$SVERS" -ge 3032; then COPTS="-sV" else COPTS="-s" fi # Prime reverse DNS resolution with a dummy run and then do it for real $CDCC "$CMD; clients $COPTS $NCLIENTS5" >/dev/null $CDCC "$CMD; clients $COPTS $NCLIENTS5" >$TMP HEADING=`$CDCC "$CMD; stats $CLEAR" \ | sed -n \ -e '/clients since/h' \ -e 's@.* $[0-9]\{1,\}$ clients since.*@\1 Clients@p' \ -e 's@.* $[0-9]\{1,\}$ clients in.*@\1 Clients@p' \ -e '/reports added between/{' \ -e x -e G \ -e 's@.*clients since $.*$\n.*$ and .*$@between \1\2@p' \ -e 's@.*ween $[^.]*$\.[0-9]*$.*$@between \1\2@p' \ -e '}'` if test -s $OUT; then # start the new file with the head of the old file sed -e '//,$d' \ -e '/<\/BODY>/,$d' -e '/<\/body>,$/d' \ -e '/<\/HTML>/,$d' -e '/<\/html>/,$d' $OUT >$NEW else if test "$INCLUDE" != yes; then cat >>$NEW < $TITLE Clients

Recent $TITLE Clients

EOF fi fi cat >>$NEW <

$HEADING

EOF
sed -e '1,/^  *server-ID/d' -e '/^$/d' -e '/^version/,$d' $TMP >>$NEW

cat >>$NEW <

EOF

# save a limited number samples from the old file
if test -s $OUT; then
    IGNORECASE=1 awk '//{ ++nsample; }
	//{ nsample = 1; }
	/<\/body>/{ nsample = 1; }
	/<\/html>/{ nsample = 1; }
	{ if (nsample < '$NDAYS' && nsample > 0) print $0;
	}' $OUT >>$NEW
else
    echo '' >>$NEW
fi

if test "$INCLUDE" != yes; then
    if grep -i '' $NEW >/dev/null; then :
    else
	echo '' >>$NEW
    fi
    if grep -i '' $NEW >/dev/null; then :
    else
	echo '' >>$NEW
    fi
fi

cp -f $NEW $OUT