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|
#!/bin/sh
set -e
# we need the debconf library
. /usr/share/debconf/confmodule
CONFIG=/etc/news/leafnode/config
SAMPLE=/usr/share/leafnode/config.example
FETCHNEWS=/usr/sbin/fetchnews
DEBIAN_CONFIG=/etc/news/leafnode/debian-config
# If we saved the config file, restore it.
if [ -e /etc/news/leafnode/config.save-upgrade ]; then
if [ ! -e /etc/news/leafnode/config ]; then
mv /etc/news/leafnode/config.save-upgrade /etc/news/leafnode/config
else
rm -f /etc/news/leafnode/config.save-upgrade
fi
fi
if [ ! -e ${DEBIAN_CONFIG} ]; then
cp -p /usr/share/leafnode/debian-config ${DEBIAN_CONFIG}
fi
########################################################################
#
# User configuration
#
########################################################################
if [ "$1" = "configure" ]; then
# Server - keep as many settings we don't know about as possible
db_get leafnode/server || true
server=$RET
# Is this a fresh configuration?
if [ -e $CONFIG ]; then
cp $CONFIG ${CONFIG}.new
cp $CONFIG ${CONFIG}.0
else
# Debhelper may decide to compress the sample file, so we
# handle either case.
if [ -f ${SAMPLE}.gz ] ; then
gunzip -c ${SAMPLE}.gz > ${CONFIG}.new
else
cp $SAMPLE ${CONFIG}.new
fi
touch ${CONFIG}
chown root ${CONFIG}
chgrp news ${CONFIG}
chmod 640 ${CONFIG}
fi
# Do the substitution (once only - can have multiple server = lines)
awk '/^server.*=/ { if (x == foo) { print "server = '${server}'"; x= "foo"} else print }
!/^server.*=/ { print }' < ${CONFIG}.new > ${CONFIG}
# Perhaps there was no server line?
if ! grep "server.*=" ${CONFIG} > /dev/null ; then
echo server = $server > ${CONFIG}.tmp
cat ${CONFIG}.tmp ${CONFIG}.new > ${CONFIG}
rm -f ${CONFIG}.tmp
fi
rm -f ${CONFIG}.new
# Glad that's over...
# TCP wrappers?
db_get leafnode/tcpd || true
if [ "$RET" = "true" ]; then
if ! grep -q '#-- leafnode begin' /etc/hosts.deny 2>/dev/null; then
echo "#-- leafnode begin" >> /etc/hosts.deny
echo "leafnode: ALL" >> /etc/hosts.deny
echo "#-- leafnode end" >> /etc/hosts.deny
echo "#-- leafnode begin" >> /etc/hosts.allow
echo "leafnode: 127.0.0.1" >> /etc/hosts.allow
echo "#-- leafnode end" >> /etc/hosts.allow
fi
else
if grep -q '#-- leafnode begin' /etc/hosts.deny 2>/dev/null; then
cp /etc/hosts.allow /etc/hosts.allow.new
sed -e '/#-- leafnode begin/,/#-- leafnode end/d' \
</etc/hosts.allow.new >/etc/hosts.allow
rm -f /etc/hosts.allow.new
cp /etc/hosts.deny /etc/hosts.deny.new
sed -e '/#-- leafnode begin/,/#-- leafnode end/d' \
</etc/hosts.deny.new >/etc/hosts.deny
rm -f /etc/hosts.deny.new
fi
fi
# Network type?
db_get leafnode/network || true
case "$RET" in
"permanent")
sed "/NETWORK=/ c\\
NETWORK=permanent\\" < ${DEBIAN_CONFIG} > ${DEBIAN_CONFIG}.new
mv ${DEBIAN_CONFIG}.new ${DEBIAN_CONFIG}
;;
"PPP")
sed "/NETWORK=/ c\\
NETWORK=PPP\\" < ${DEBIAN_CONFIG} > ${DEBIAN_CONFIG}.new
mv ${DEBIAN_CONFIG}.new ${DEBIAN_CONFIG}
;;
"none")
sed "/NETWORK=/ c\\
NETWORK=none\\" < ${DEBIAN_CONFIG} > ${DEBIAN_CONFIG}.new
mv ${DEBIAN_CONFIG}.new ${DEBIAN_CONFIG}
;;
*)
# FIXME: Error
;;
esac
fi
########################################################################
#
# Automatic updates
#
########################################################################
# Some people reported that using localhost in /etc/hosts.allow doesn't work.
# This will clean up after old leafnode installs that used localhost.
perl -i.leafnode.bak -pe '
if (/^#-- leafnode begin/) { $in=1 };
if (/^#-- leafnode end/) { undef $in};
if ($in && /leafnode:.*localhost/) { s/localhost/127.0.0.1/}
' /etc/hosts.allow
rm /etc/hosts.allow.leafnode.bak
if [ "$1" = "configure" ]; then
if [ "$2" -a -e /etc/news/leafnode/config -a -e /var/lib/leafnode/groupinfo -a ! -e /var/spool/leafnode/leaf.node/groupinfo ]; then
if dpkg --compare-versions "$2" lt "1.6"; then
# Change format of groupinfo file. Parallells
# update.sh in the source package.
server=`awk '{ if ($1 == "server") printf("%s\n", substr($0,index($0,"=")+1)); }' < /etc/news/leafnode/config | tr -d ' '`
cd /var/spool/news/interesting.groups
if [ "$server" ]; then
ls -c1 | xargs -i@@ grep @@\ /var/lib/leafnode/groupinfo | \
cut -d\ -f 1,4 > /var/spool/news/leaf.node/$server
fi
awk '{ printf("%s %d %d 0", $1, $2, $3); for (i = 5; i <= NF; i++) printf(" %s", $i); printf("\n"); }' < /var/lib/leafnode/groupinfo > /var/spool/news/leaf.node/groupinfo
rm -f /var/lib/leafnode/groupinfo
find /var/lib/leafnode/ -type f -not -name 'config*' -exec mv '{}' /var/spool/news/leaf.node/ \;
chown news.news /var/spool/news/leaf.node/*
chmod 664 /var/spool/news/leaf.node/*
rmdir -p /var/lib/leafnode || true
fi
fi
# Other upgrades
if [ $2 ] ; then
if dpkg --compare-versions "$2" lt "1.9.3"; then
mv /var/spool/news/leaf.node/groupinfo /var/spool/news/leaf.node/groupinfo.old
sort -f < /var/spool/news/leaf.node/groupinfo.old > /var/spool/news/leaf.node/groupinfo
rm /var/spool/news/leaf.node/groupinfo.old
fi
# Spooling mistook
if dpkg --compare-versions "$2" lt "1.9.4-9"; then
if dpkg --compare-versions "$2" gt "1.9.4-5"; then
sed "/NETWORK=perm/ c\\
NETWORK=permanent\\" < /etc/news/leafnode/debian-config > /etc/news/leafnode/debian-config.new
cat /etc/news/leafnode/debian-config.new >/etc/news/leafnode/debian-config
rm /etc/news/leafnode/debian-config.new
fi
fi
# Require chmod +x of out.going files if upgrading in
# order to ensure that they are posted.
if dpkg --compare-versions "$2" lt "1.9.24-1"; then
find /var/spool/news/out.going -type f \
-exec chmod +x '{}' ';'
fi
fi
fi
# Old versions had this line wrong in the config file. Correct.
if grep -q maxcount /etc/news/leafnode/config; then
cp /etc/news/leafnode/config /etc/news/leafnode/config.new
sed -e "s/maxcount/maxfetch/" < /etc/news/leafnode/config.new > /etc/news/leafnode/config
rm -f /etc/news/leafnode/config.new
fi
cd /var/spool/news/message.id
for a in 0 1 2 3 4 5 6 7 8 9 ; do for b in 0 1 2 3 4 5 6 7 8 9 ; do \
install -g news -o news -d ${a}${b}0 ${a}${b}1 ${a}${b}2 ${a}${b}3 ${a}${b}4 \
${a}${b}5 ${a}${b}6 ${a}${b}7 ${a}${b}8 ${a}${b}9 ; \
done ; done
#
# This enables leafnode in inetd.conf, so save for "last".
#
update-inetd --comment-chars "#disabled#" --disable nntp
update-inetd --group MAIL --add --comment-chars "#disabled#" \
"nntp stream tcp nowait news /usr/sbin/tcpd /usr/sbin/leafnode"
if [ "$1" = "purge" ]; then
db_purge || true
fi
#DEBHELPER#
########################################################################
#
# Configuration reprise
#
########################################################################
if [ "$1" = "configure" ]; then
# Update list of groups if the user decided to do that
db_get leafnode/update-groups || true
if [ "$RET" = "true" ]; then
echo -n "Updating list of active groups... "
if ${FETCHNEWS} -f >/dev/null ; then
echo done
else
echo failed
fi
# But don't do it again unless the user asks for it
db_set leafnode/update-groups false
fi
fi
|
