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[apt.git] / test / integration / test-apt-key

#!/bin/sh
set -e

# apt-key is a shell script, so relatively prune to be effected by 'crazy' things:
# confuses config parser as there exists no way of escaping " currently.
#TMPDIR="$(mktemp -d)/This is \"fü\$\$ing cràzy\", \$(man man | head -n1 | cut -d' ' -f 1)\$!"
# gpg doesn't like | in path names – documented e.g. in the man gpg2 --agent-program
#TMPDIR="$(mktemp -d)/This is fü\$\$ing cràzy, \$(man man | head -n1 | cut -d' ' -f 1)\$!"
TMPDIR_ADD="This is fü\$\$ing cràzy, \$(apt -v)\$!"

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

setupenvironment
configarchitecture 'amd64'

# start from a clean plate again
cleanplate() {
	rm -rf "${ROOTDIR}/etc/apt/trusted.gpg.d/" "${ROOTDIR}/etc/apt/trusted.gpg"
	mkdir "${ROOTDIR}/etc/apt/trusted.gpg.d/"
}
testmultigpg() {
	testfailure --nomsg aptkey --quiet --readonly "$@"
	testsuccess grep "^gpgv: Can't check signature" "${ROOTDIR}/tmp/testfailure.output"
	testsuccess grep '^gpgv: Good signature from' "${ROOTDIR}/tmp/testfailure.output"
}
testaptkeyskeyring() {
	local KEYRING="$1"
	shift
	local OUTPUT="${TMPWORKINGDIRECTORY}/rootdir/tmp/aptkeylistkeyring.output"
	if ! aptkey --keyring "$KEYRING" list --with-colon | grep '^pub' | cut -d':' -f 5 > "$OUTPUT"; then
		echo -n > "$OUTPUT"
	fi
	testfileequal "$OUTPUT" "$(mapkeynametokeyid "$@")"
}

testrun() {
	local EXT="${1:-gpg}"
	echo "APT::Key::ArchiveKeyring \"${KEYDIR}/joesixpack.pub.gpg\";
APT::Key::RemovedKeys \"${KEYDIR}/rexexpired.pub.gpg\";" > "${ROOTDIR}/etc/apt/apt.conf.d/aptkey.conf"

	cleanplate
	ln -sf "$(readlink -f "${KEYDIR}/joesixpack.pub.${EXT}")" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testaptkeys 'Joe Sixpack'

	testsuccess aptkey list
	msgtest 'Check that paths in list output are not' 'double-slashed'
	testfailure --nomsg grep '//' "${ROOTDIR}/tmp/testsuccess.output"

	testsuccess aptkey finger
	msgtest 'Check that paths in finger output are not' 'double-slashed'
	testfailure --nomsg grep '//' "${ROOTDIR}/tmp/testsuccess.output"

	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${KEYDIR}/joesixpack.pub.${EXT}.bak"
	testequalor2 'gpg: key DBAC8DAE: "Joe Sixpack (APT Testcases Dummy) <joe@example.org>" not changed
gpg: Total number processed: 1
gpg:              unchanged: 1' 'gpg: key 5A90D141DBAC8DAE: "Joe Sixpack (APT Testcases Dummy) <joe@example.org>" not changed
gpg: Total number processed: 1
gpg:              unchanged: 1' aptkey --fakeroot update
	testsuccess test -L "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${KEYDIR}/joesixpack.pub.${EXT}.bak"

	testaptkeys 'Joe Sixpack'
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg"

	testsuccess aptkey --fakeroot add "${KEYDIR}/rexexpired.pub.${EXT}"
	testfilestats "${ROOTDIR}/etc/apt/trusted.gpg" '%a' '=' '644'

	testaptkeys 'Rex Expired' 'Joe Sixpack'

	msgtest 'Check that Sixpack key can be' 'exported'
	aptkey export 'Sixpack' > "${TMPWORKINGDIRECTORY}/aptkey.export"
	aptkey --keyring "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}" exportall > "${TMPWORKINGDIRECTORY}/aptkey.exportall"
	testsuccess --nomsg cmp "${TMPWORKINGDIRECTORY}/aptkey.export" "${TMPWORKINGDIRECTORY}/aptkey.exportall"
	testsuccess test -s "${TMPWORKINGDIRECTORY}/aptkey.export"
	testsuccess test -s "${TMPWORKINGDIRECTORY}/aptkey.exportall"

	msgtest 'Execute update again to trigger removal of' 'Rex Expired key'
	testsuccess --nomsg aptkey --fakeroot update

	testaptkeys 'Joe Sixpack'

	msgtest "Try to remove a key which exists, but isn't in the" 'forced keyring'
	testsuccess --nomsg aptkey --fakeroot --keyring "${ROOTDIR}/etc/apt/trusted.gpg" del DBAC8DAE

	testaptkeys 'Joe Sixpack'

	testsuccess aptkey --fakeroot del DBAC8DAE
	testempty aptkey list

	ln -sf "$(readlink -f "${KEYDIR}/joesixpack.pub.${EXT}")" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testaptkeys 'Joe Sixpack'
	msgtest "Remove a key from" 'forced keyring in trusted.d.gpg'
	testsuccess --nomsg aptkey --fakeroot --keyring "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}" del DBAC8DAE
	testsuccess cmp -s "$(readlink -f "${KEYDIR}/joesixpack.pub.${EXT}")" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"
	testempty aptkey list

	cp -a "${KEYDIR}/marvinparanoid.pub.asc" "${ROOTDIR}/etc/foobar.pub"
	testsuccess aptkey --fakeroot --keyring "${ROOTDIR}/etc/foobar.pub" add "${KEYDIR}/rexexpired.pub.asc" "${KEYDIR}/joesixpack.pub.gpg"
	testfilestats "${ROOTDIR}/etc/foobar.pub" '%a' '=' '644'
	testaptkeyskeyring "${ROOTDIR}/etc/foobar.pub" 'Marvin Paranoid' 'Rex Expired' 'Joe Sixpack'
	testempty aptkey list

	msgtest 'Test key removal with' 'lowercase key ID' #keylength somewhere between 8byte and short
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del d141dbac8dae
	testempty aptkey list

	if [ "$(id -u)" != '0' ]; then
		msgtest 'Test key removal with' 'unreadable key'
		cleanplate
		cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
		echo 'foobar' > "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
		chmod 000 "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
		testwarning --nomsg aptkey --fakeroot del d141dbac8dae
		testwarning aptkey list
		chmod 644 "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
		rm -f "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
		grep -v '^W: ' "${ROOTDIR}/tmp/testwarning.output" > "${ROOTDIR}/aptkeylist.output" || true
		testempty cat "${ROOTDIR}/aptkeylist.output"
	fi

	msgtest 'Test key removal with' 'single key in real file'
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del DBAC8DAE
	testempty aptkey list
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"

	msgtest 'Test key removal with' 'different key specs'
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	cp -a "${KEYDIR}/marvinparanoid.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/marvinparanoid.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del 0xDBAC8DAE 528144E2
	testempty aptkey list
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/marvinparanoid.${EXT}"
	testsuccess cmp "${KEYDIR}/marvinparanoid.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/marvinparanoid.${EXT}~"

	msgtest 'Test key removal with' 'long key ID'
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del 5A90D141DBAC8DAE
	testempty aptkey list
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"

	msgtest 'Test key removal with' 'fingerprint'
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del 34A8E9D18DB320F367E8EAA05A90D141DBAC8DAE
	testempty aptkey list
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"

	msgtest 'Test key removal with' 'spaced fingerprint'
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del '34A8 E9D1 8DB3 20F3 67E8 EAA0 5A90 D141 DBAC 8DAE'
	testempty aptkey list
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"

	msgtest 'Test key removal with' 'single key in softlink'
	cleanplate
	ln -sf "$(readlink -f "${KEYDIR}/joesixpack.pub.${EXT}")" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del DBAC8DAE
	testempty aptkey list
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess test -L "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"

	cleanplate
	testsuccess aptkey --fakeroot add "${KEYDIR}/joesixpack.pub.${EXT}"
	ln -sf "$(readlink -f "${KEYDIR}/marvinparanoid.pub.${EXT}")" "${KEYDIR}/marvin paránöid.pub.${EXT}"
	testsuccess aptkey --fakeroot add "${KEYDIR}/marvin paránöid.pub.${EXT}"
	testaptkeys 'Joe Sixpack' 'Marvin Paranoid'
	cp -a "${ROOTDIR}/etc/apt/trusted.gpg" "${KEYDIR}/testcase-multikey.pub.gpg" # store for reuse
	gpg --no-default-keyring --keyring "${KEYDIR}/testcase-multikey.pub.gpg" --armor --export > "${KEYDIR}/testcase-multikey.pub.asc"

	msgtest 'Test key removal with' 'multi key in real file'
	cleanplate
	cp -a "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del DBAC8DAE
	testaptkeys 'Marvin Paranoid'
	testsuccess cmp "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}~"

	msgtest 'Test key removal with' 'multi key in softlink'
	cleanplate
	ln -s "$(readlink -f "${KEYDIR}/testcase-multikey.pub.${EXT}")" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del DBAC8DAE
	testaptkeys 'Marvin Paranoid'
	testsuccess cmp "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}~"
	testfailure test -L "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	testsuccess test -L "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}~"

	msgtest 'Test key removal with' 'multiple files including key'
	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	cp -a "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	testsuccess --nomsg aptkey --fakeroot del DBAC8DAE
	testaptkeys 'Marvin Paranoid'
	testfailure test -e "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	testsuccess cmp "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}~"
	testsuccess cmp "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}~"

	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	cp -a "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	testaptkeys 'Joe Sixpack' 'Joe Sixpack' 'Marvin Paranoid'
	msgtest 'Test merge-back of' 'added keys'
	testsuccess --nomsg aptkey adv --batch --yes --import "${KEYDIR}/rexexpired.pub.${EXT}"
	testaptkeys 'Rex Expired' 'Joe Sixpack' 'Joe Sixpack' 'Marvin Paranoid'

	msgtest 'Test merge-back of' 'removed keys'
	testsuccess --nomsg aptkey adv --batch --yes --delete-keys 27CE74F9
	testaptkeys 'Joe Sixpack' 'Joe Sixpack' 'Marvin Paranoid'

	msgtest 'Test merge-back of' 'removed duplicate keys'
	testsuccess --nomsg aptkey adv --batch --yes --delete-keys DBAC8DAE
	testaptkeys 'Marvin Paranoid'

	cleanplate
	cp -a "${KEYDIR}/joesixpack.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/joesixpack.${EXT}"
	cp -a "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	local SIGNATURE="${TMPWORKINGDIRECTORY}/signature"
	msgtest 'Test signing a file' 'with a key'
	echo 'Verify me. This is my signature.' > "$SIGNATURE"
	echo 'lalalalala' > "${SIGNATURE}2"
	testsuccess --nomsg aptkey --quiet --keyring "${KEYDIR}/marvinparanoid.pub.gpg" --secret-keyring "${KEYDIR}/marvinparanoid.sec" --readonly \
		adv --batch --yes --default-key 'Marvin' --armor --detach-sign --sign --output "${SIGNATURE}.gpg" "${SIGNATURE}"
	testsuccess test -s "${SIGNATURE}.gpg" -a -s "${SIGNATURE}"

	msgtest 'Test verify a file' 'with no sig'
	testfailure --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/testcase-multikey.pub.${EXT}" verify "${SIGNATURE}" "${SIGNATURE}2"

	for GPGV in '' 'gpgv' 'gpgv1' 'gpgv2'; do
		echo "APT::Key::GPGVCommand \"$GPGV\";" > "${ROOTDIR}/etc/apt/apt.conf.d/00gpgvcmd"
		if [ -n "$GPGV" ] && ! command dpkg -l gnupg1 2>&1 | grep -q '^ii'; then continue; fi

		msgtest 'Test verify a file' 'with all keys'
		testsuccess --nomsg aptkey --quiet --readonly verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		if [ "$(id -u)" != '0' ]; then
			msgtest 'Test verify a file' 'with unreadable key'
			echo 'foobar' > "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
			chmod 000 "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
			testwarning --nomsg aptkey --quiet --readonly verify "${SIGNATURE}.gpg" "${SIGNATURE}"
			testwarning aptkey list
			chmod 644 "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
			rm -f "${ROOTDIR}/etc/apt/trusted.gpg.d/unreadablekey.${EXT}"
		fi

		msgtest 'Test verify a file' 'with good keyring'
		testsuccess --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/testcase-multikey.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a file' 'with bad keyring'
		testfailure --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/joesixpack.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a file' 'with non-existing keyring'
		testfailure --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/does-not-exist.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"
		testfailure test -e "${KEYDIR}/does-not-exist.pub.${EXT}"

		# note: this isn't how apts gpgv method implements keyid for verify
		msgtest 'Test verify a file' 'with good keyid'
		testsuccess --nomsg aptkey --quiet --readonly --keyid 'Paranoid' verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a file' 'with bad keyid'
		testfailure --nomsg aptkey --quiet --readonly --keyid 'Sixpack' verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a file' 'with non-existing keyid'
		testfailure --nomsg aptkey --quiet --readonly --keyid 'Kalnischkies' verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test verify fails on' 'bad file'
		testfailure --nomsg aptkey --quiet --readonly verify "${SIGNATURE}.gpg" "${SIGNATURE}2"
	done
	rm -f "${ROOTDIR}/etc/apt/apt.conf.d/00gpgvcmd"

	msgtest 'Test verify a file' 'with good keyring'
	testsuccess --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/testcase-multikey.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"

	cleanplate
	cat "${KEYDIR}/joesixpack.pub.gpg" "${KEYDIR}/marvinparanoid.pub.gpg" > "${KEYDIR}/double.pub.gpg"
	cat "${KEYDIR}/joesixpack.pub.asc" "${KEYDIR}/marvinparanoid.pub.asc" > "${KEYDIR}/double.pub.asc"
	cat "${KEYDIR}/joesixpack.sec" "${KEYDIR}/marvinparanoid.sec" > "${KEYDIR}/double.sec"
	cp -a "${KEYDIR}/double.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/double.${EXT}"
	cp -a "${KEYDIR}/testcase-multikey.pub.${EXT}" "${ROOTDIR}/etc/apt/trusted.gpg.d/multikey.${EXT}"
	rm -f "${SIGNATURE}.gpg"
	testsuccess aptkey --quiet --keyring "${KEYDIR}/double.pub.gpg" --secret-keyring "${KEYDIR}/double.sec" --readonly \
		adv --batch --yes -u 'Marvin' -u 'Joe' --armor --detach-sign --sign --output "${SIGNATURE}.gpg" "${SIGNATURE}"
	testsuccess test -s "${SIGNATURE}.gpg" -a -s "${SIGNATURE}"

	for GPGV in '' 'gpgv' 'gpgv1' 'gpgv2'; do
		echo "APT::Key::GPGVCommand \"$GPGV\";" > "${ROOTDIR}/etc/apt/apt.conf.d/00gpgvcmd"
		if [ -n "$GPGV" ] && ! command dpkg -l gnupg1 2>&1 | grep -q '^ii'; then continue; fi

		msgtest 'Test verify a doublesigned file' 'with all keys'
		testsuccess --nomsg aptkey --quiet --readonly verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test verify a doublesigned file' 'with good keyring joe'
		testmultigpg --keyring "${KEYDIR}/joesixpack.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test verify a doublesigned file' 'with good keyring marvin'
		testmultigpg --keyring "${KEYDIR}/marvinparanoid.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a doublesigned file' 'with bad keyring'
		testfailure --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/rexexpired.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a doublesigned file' 'with non-existing keyring'
		testfailure --nomsg aptkey --quiet --readonly --keyring "${KEYDIR}/does-not-exist.pub.${EXT}" verify "${SIGNATURE}.gpg" "${SIGNATURE}"
		testfailure test -e "${KEYDIR}/does-not-exist.pub.${EXT}"

		# note: this isn't how apts gpgv method implements keyid for verify
		msgtest 'Test verify a doublesigned file' 'with good keyid'
		testmultigpg --keyid 'Paranoid' verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a doublesigned file' 'with bad keyid'
		testfailure --nomsg aptkey --quiet --readonly --keyid 'Rex' verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test fail verify a doublesigned file' 'with non-existing keyid'
		testfailure --nomsg aptkey --quiet --readonly --keyid 'Kalnischkies' verify "${SIGNATURE}.gpg" "${SIGNATURE}"

		msgtest 'Test verify fails on' 'bad doublesigned file'
		testfailure --nomsg aptkey --quiet --readonly verify "${SIGNATURE}.gpg" "${SIGNATURE}2"
	done
	rm -f "${ROOTDIR}/etc/apt/apt.conf.d/00gpgvcmd"
}

setupgpgcommand() {
	local GPGEXE;
	if command dpkg -l gnupg1 2>&1 | grep -q '^ii'; then
		if [ "$1" = '1' ]; then
			GPGEXE='gpg1'
		else
			GPGEXE='gpg'
		fi
	else
		if [ "$1" = '1' ]; then
			GPGEXE='gpg'
		else
			GPGEXE='gpg2'
		fi
	fi
	msgmsg 'Force tests to be run with' "$GPGEXE"
	echo "APT::Key::GPGCommand \"$GPGEXE\";" > "${ROOTDIR}/etc/apt/apt.conf.d/00gpgcmd"
	testsuccess aptkey --readonly adv --version
	cp "${ROOTDIR}/tmp/testsuccess.output" "${TMPWORKINGDIRECTORY}/aptkey.version"
	testsuccess grep "^gpg (GnuPG) $1\." "${TMPWORKINGDIRECTORY}/aptkey.version"
}

(cd /; find "${TMPWORKINGDIRECTORY}/keys" -name '*.pub' -type f) | while read trusted; do
	testsuccess aptkey --keyring "$trusted" adv --armor --export --output "${trusted}.asc"
	cp -a "$trusted" "${trusted}.gpg"
done

# run with default (whatever this is) in current CWD with relative paths
ROOTDIR="./rootdir"
KEYDIR="./keys"
testrun

# run with … and up the game with a strange CWD & absolute paths
ROOTDIR="${TMPWORKINGDIRECTORY}/rootdir"
KEYDIR="${TMPWORKINGDIRECTORY}/keys"
mkdir inaccessible
cd inaccessible
chmod 600 ../inaccessible
testfilestats "${TMPWORKINGDIRECTORY}/inaccessible" '%a' '=' '600'

setupgpgcommand '1'
testrun
setupgpgcommand '2'
testrun

msgmsg 'Tests to be run with' 'asc files'
rm -f "${ROOTDIR}/etc/apt/apt.conf.d/00gpgcmd"
testrun 'asc'