apt/test/integration/test-releasefile-verification

#!/bin/sh
set -e

TESTDIR=$(readlink -f $(dirname $0))
. $TESTDIR/framework

setupenvironment
configarchitecture "i386"

buildaptarchive
setupflataptarchive
changetowebserver

webserverconfig 'aptwebserver::support::range' 'false'

prepare() {
	local DATE="${2:-now}"
	if [ "$DATE" = 'now' ]; then
		if [ "$1" = "${PKGFILE}-new" ]; then
			DATE='now - 1 day'
		else
			DATE='now - 7 day'
		fi
	fi
	for release in $(find rootdir/var/lib/apt/lists 2> /dev/null); do
		touch -d 'now - 1 year' $release
	done
	aptget clean
	cp $1 aptarchive/Packages
	find aptarchive -name 'Release' -delete
	compressfile 'aptarchive/Packages' "$DATE"
	generatereleasefiles "$DATE"
}

installaptold() {
	testsuccessequal 'Reading package lists...
Building dependency tree...
Suggested packages:
  aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt
The following NEW packages will be installed:
  apt
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
After this operation, 5370 kB of additional disk space will be used.
Get:1 http://localhost:8080  apt 0.7.25.3
Download complete and in download only mode' aptget install apt -dy
}

installaptnew() {
	testsuccessequal 'Reading package lists...
Building dependency tree...
Suggested packages:
  aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt
The following NEW packages will be installed:
  apt
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
After this operation, 5808 kB of additional disk space will be used.
Get:1 http://localhost:8080  apt 0.8.0~pre1
Download complete and in download only mode' aptget install apt -dy
}

failaptold() {
	testfailureequal 'Reading package lists...
Building dependency tree...
Suggested packages:
  aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt
The following NEW packages will be installed:
  apt
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
After this operation, 5370 kB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
  apt
E: There were unauthenticated packages and -y was used without --allow-unauthenticated' aptget install apt -dy
}

failaptnew() {
	testfailureequal 'Reading package lists...
Building dependency tree...
Suggested packages:
  aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt
The following NEW packages will be installed:
  apt
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
After this operation, 5808 kB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
  apt
E: There were unauthenticated packages and -y was used without --allow-unauthenticated' aptget install apt -dy
}

# fake our downloadable file
touch aptarchive/apt.deb

PKGFILE="${TESTDIR}/$(echo "$(basename $0)" | sed 's#^test-#Packages-#')"

updatewithwarnings() {
	testwarning aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1
	testsuccess grep -E "$1" rootdir/tmp/testwarning.output
}

runtest() {
	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Joe Sixpack'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by' 'Joe Sixpack'
	testsuccess aptget update
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	installaptold

	prepare ${PKGFILE}-new
	signreleasefiles 'Joe Sixpack'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Good warm archive signed by' 'Joe Sixpack'
	testsuccess aptget update
	testsuccessequal "$(cat ${PKGFILE}-new)
" aptcache show apt
	installaptnew

	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	cp keys/rexexpired.pub rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg
	signreleasefiles 'Rex Expired'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by' 'Rex Expired'
	updatewithwarnings '^W: .* KEYEXPIRED'
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	failaptold
	rm rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg

	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Marvin Paranoid'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by' 'Marvin Paranoid'
	updatewithwarnings '^W: .* NO_PUBKEY'
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	failaptold

	prepare ${PKGFILE}-new
	signreleasefiles 'Joe Sixpack'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Bad warm archive signed by' 'Joe Sixpack'
	testsuccess aptget update
	testsuccessequal "$(cat ${PKGFILE}-new)
" aptcache show apt
	installaptnew


	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Joe Sixpack'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by' 'Joe Sixpack'
	testsuccess aptget update
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	installaptold

	prepare ${PKGFILE}-new
	signreleasefiles 'Marvin Paranoid'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Good warm archive signed by' 'Marvin Paranoid'
	updatewithwarnings '^W: .* NO_PUBKEY'
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	installaptold

	prepare ${PKGFILE}-new
	cp keys/rexexpired.pub rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg
	signreleasefiles 'Rex Expired'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Good warm archive signed by' 'Rex Expired'
	updatewithwarnings '^W: .* KEYEXPIRED'
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	installaptold
	rm rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg

	prepare ${PKGFILE}-new
	signreleasefiles
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Good warm archive signed by' 'Joe Sixpack'
	testsuccess aptget update
	testsuccessequal "$(cat ${PKGFILE}-new)
" aptcache show apt
	installaptnew

	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Marvin Paranoid'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by good keyring' 'Marvin Paranoid'
	local MARVIN="$(readlink -f keys/marvinparanoid.pub)"
	sed -i "s#^\(deb\(-src\)\?\) #\1 [signed-by=$MARVIN] #" rootdir/etc/apt/sources.list.d/*
	testsuccess aptget update -o Debug::pkgAcquire::Worker=1
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	installaptold

	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Joe Sixpack'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by bad keyring' 'Joe Sixpack'
	updatewithwarnings '^W: .* NO_PUBKEY'

	sed -i "s#^\(deb\(-src\)\?\) \[signed-by=$MARVIN\] #\1 #" rootdir/etc/apt/sources.list.d/*
	local MARVIN="$(aptkey --keyring $MARVIN finger | grep 'Key fingerprint' | cut -d'=' -f 2 | tr -d ' ')"

	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Marvin Paranoid'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by good keyid' 'Marvin Paranoid'
	sed -i "s#^\(deb\(-src\)\?\) #\1 [signed-by=$MARVIN] #" rootdir/etc/apt/sources.list.d/*
	cp keys/marvinparanoid.pub rootdir/etc/apt/trusted.gpg.d/marvinparanoid.gpg
	testsuccess aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1
	testsuccessequal "$(cat ${PKGFILE})
" aptcache show apt
	installaptold
	rm -f rootdir/etc/apt/trusted.gpg.d/marvinparanoid.gpg

	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Joe Sixpack'
	find aptarchive/ -name "$DELETEFILE" -delete
	msgmsg 'Cold archive signed by bad keyid' 'Joe Sixpack'
	updatewithwarnings '^W: .* be verified because the public key is not available: .*'

	sed -i "s#^\(deb\(-src\)\?\) \[signed-by=$MARVIN\] #\1 #" rootdir/etc/apt/sources.list.d/*
}

runtest2() {
	prepare ${PKGFILE}
	rm -rf rootdir/var/lib/apt/lists
	signreleasefiles 'Joe Sixpack'
	msgmsg 'Cold archive signed by' 'Joe Sixpack'
	testsuccess aptget update

	# New .deb but now an unsigned archive. For example MITM to circumvent
	# package verification.
	prepare ${PKGFILE}-new
	find aptarchive/ -name InRelease -delete
	find aptarchive/ -name Release.gpg -delete
	msgmsg 'Warm archive signed by' 'nobody'
	updatewithwarnings 'W: .* no longer signed.'
	testsuccessequal "$(cat ${PKGFILE}-new)
" aptcache show apt
	failaptnew

	# Unsigned archive from the beginning must also be detected.
	rm -rf rootdir/var/lib/apt/lists
	msgmsg 'Cold archive signed by' 'nobody'
	updatewithwarnings 'W: .* is not signed.'
	testsuccessequal "$(cat ${PKGFILE}-new)
" aptcache show apt
	failaptnew
}

# diable some protection by default and ensure we still do the verification
# correctly
cat > rootdir/etc/apt/apt.conf.d/weaken-security <<EOF
Acquire::AllowInsecureRepositories "1";
Acquire::AllowDowngradeToInsecureRepositories "1";
EOF

msgmsg "Running base test"
runtest2

DELETEFILE="InRelease"
msgmsg "Running test with deletion of $DELETEFILE"
runtest

DELETEFILE="Release.gpg"
msgmsg "Running test with deletion of $DELETEFILE"
runtest