debian-cd-clone/wheezy-debian-edu/tools/update_popcon

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#!/bin/sh
#
# update_popcon
#
# Simple helper script to update our popularity-contest generated task
# list from the data available at popcon.debian.org
DATE=`date`
# Determine temp dir to use
if [ "$BDIR"x = ""x ] ; then
if [ "$TMPDIR"x != ""x ] ; then
BDIR=$TMPDIR
else
BDIR=/tmp
fi
echo "update_popcon not given a temp dir, using $BDIR" >&2
fi
if [ ! -d "$BDIR" ] ; then
echo "update_popcon: temp dir '$BDIR' does not exist" >&2
exit 1
fi
# Create temp dir and ensure cleanup
TDIR=$BDIR/update_popcon.$$
mkdir -p $TDIR
trap 'rm -rf $TDIR' EXIT HUP INT QUIT TERM
dl_file () {
# Grab the headers for each file so that we can check the size.
# We've had problems in the past with download failures causing issues,
# so let's make sure that we get the complete file in each case
DIST=$1
SITE="http://popcon.debian.org/"
curl -s --head $SITE/$DIST/by_inst > $TDIR/$DIST.head
error=$?
if [ $error -ne 0 ] ; then
echo "Failed to download correctly: curl error $error on HEAD" >&2
exit 1
fi
HEAD_SIZE=`cat $TDIR/$DIST.head | \
awk '/^Content-Length/ {gsub("\r","");print $2}'`
curl -s $SITE/$DIST/by_inst > $TDIR/$DIST
error=$?
DL_SIZE=`stat -c %s $TDIR/$DIST`
if [ $error -ne 0 ] ; then
echo "Failed to download correctly: curl error $error" >&2
exit 1
fi
if [ $DL_SIZE != $HEAD_SIZE ] ; then
echo "Failed to download correctly: expected $HEAD_SIZE bytes, but got $DL_SIZE bytes" >&2
exit 1
fi
LASTMOD=`awk '/^Last-Modified:/ {
gsub("\r","")
gsub("^Last-Modified: ","")
print $0}' $TDIR/$DIST.head`
echo "$LASTMOD"
}
MAIN_DATE=`dl_file main`
CONTRIB_DATE=`dl_file contrib`
OUT=$1
rm -f $OUT
echo "/*" >> $OUT
echo " Popularity Contest results" >> $OUT
echo " See the README for details on updating." >> $OUT
echo "" >> $OUT
echo " Last update: $DATE" >> $OUT
echo " Based on main data from $MAIN_DATE" >> $OUT
echo " Based on contrib data from $CONTRIB_DATE" >> $OUT
echo "*/" >> $OUT
echo "" >> $OUT
cat $TDIR/main $TDIR/contrib | \
egrep -v '(^#|Total|-----|kernel-source)' | \
sort -rn -k3,3 -k7,7 -k4,4 | awk '{print $2}' >> $OUT