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#!/bin/sh
#
# Ensure that a MITM can not stale the Packages/Sources without
# raising a error message. Note that the Release file is protected
# via the "Valid-Until" header
#
set -e
TESTDIR=$(readlink -f $(dirname $0))
. $TESTDIR/framework
setupenvironment
configarchitecture "i386"
insertpackage 'unstable' 'foo' 'all' '1.0'
setupaptarchive --no-update
changetowebserver
echo "Acquire::Languages \"none\";" > rootdir/etc/apt/apt.conf.d/00nolanguages
testsuccess aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::http=1
listcurrentlistsdirectory > lists.before
# insert new version
mkdir aptarchive/dists/unstable/main/binary-i386/saved
cp -p aptarchive/dists/unstable/main/binary-i386/Packages* \
aptarchive/dists/unstable/main/binary-i386/saved
insertpackage 'unstable' 'foo' 'all' '2.0'
touch -d '+1 hour' aptarchive/dists/unstable/main/binary-i386/Packages
compressfile aptarchive/dists/unstable/main/binary-i386/Packages
# ensure that we do not get a I-M-S hit for the Release file
generatereleasefiles '+1hour'
signreleasefiles
# but now only deliver the previous Packages file instead of the new one
# (simulating a stale attack)
cp -p aptarchive/dists/unstable/main/binary-i386/saved/Packages* \
aptarchive/dists/unstable/main/binary-i386/
# ensure this raises an error
testfailuremsg "W: Failed to fetch copy:$(readlink -f ./rootdir)/var/lib/apt/lists/localhost:8080_dists_unstable_main_binary-i386_Packages Hash Sum mismatch
E: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::http=1
testfileequal lists.before "$(listcurrentlistsdirectory)"
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