test Release file handling with expired keys

Signing files with expired keys is not as easy as it sounds, so the
framework jumps a few loops to do it, but it might come in handy to have
an expired key around for later tests even if it is not that different
from having no key in regards to APT behaviour.

Git-Dch: Ignore

1 files changed, 29 insertions, 6 deletions

diff --git a/test/integration/framework b/test/integration/framework
index 7dd7c20a7..f64b8482c 100644
--- a/test/integration/framework
+++ b/test/integration/framework
@@ -711,22 +711,45 @@ setupaptarchive() {
 
 signreleasefiles() {
 	local SIGNER="${1:-Joe Sixpack}"
+	local GPG="gpg --batch --yes --no-default-keyring --trustdb-name rootdir/etc/apt/trustdb.gpg"
 	msgninfo "\tSign archive with $SIGNER key… "
-	local SECKEYS=""
+	local REXKEY='keys/rexexpired'
+	local SECEXPIREBAK="${REXKEY}.sec.bak"
+	local PUBEXPIREBAK="${REXKEY}.pub.bak"
+	if [ "${SIGNER}" = 'Rex Expired' ]; then
+		# the key is expired, so gpg doesn't allow to sign with and the --faked-system-time
+		# option doesn't exist anymore (and using faketime would add a new obscure dependency)
+		# therefore we 'temporary' make the key not expired and restore a backup after signing
+		cp ${REXKEY}.sec $SECEXPIREBAK
+		cp ${REXKEY}.pub $PUBEXPIREBAK
+		local SECUNEXPIRED="${REXKEY}.sec.unexpired"
+		local PUBUNEXPIRED="${REXKEY}.pub.unexpired"
+		if [ -f "$SECUNEXPIRED" ] && [ -f "$PUBUNEXPIRED" ]; then
+			cp $SECUNEXPIRED ${REXKEY}.sec
+			cp $PUBUNEXPIRED ${REXKEY}.pub
+		else
+			printf "expire\n1w\nsave\n" | $GPG --keyring ${REXKEY}.pub --secret-keyring ${REXKEY}.sec --command-fd 0 --edit-key "${SIGNER}" >/dev/null 2>&1 || true
+			cp ${REXKEY}.sec $SECUNEXPIRED
+			cp ${REXKEY}.pub $PUBUNEXPIRED
+		fi
+	fi
 	for KEY in $(find keys/ -name '*.sec'); do
-		SECKEYS="$SECKEYS --secret-keyring $KEY"
+		GPG="$GPG --secret-keyring $KEY"
 	done
-	local PUBKEYS=""
 	for KEY in $(find keys/ -name '*.pub'); do
-		PUBKEYS="$PUBKEYS --keyring $KEY"
+		GPG="$GPG --keyring $KEY"
 	done
 	for RELEASE in $(find aptarchive/ -name Release); do
-		gpg --yes --no-default-keyring $SECKEYS $PUBKEYS --default-key "$SIGNER" -abs -o ${RELEASE}.gpg ${RELEASE}
+		$GPG --default-key "$SIGNER" --armor --detach-sign --sign --output ${RELEASE}.gpg ${RELEASE}
 		local INRELEASE="$(echo "${RELEASE}" | sed 's#/Release$#/InRelease#')"
-		gpg --yes --no-default-keyring $SECKEYS $PUBKEYS --default-key "$SIGNER" --clearsign -o $INRELEASE $RELEASE
+		$GPG --default-key "$SIGNER" --clearsign --output $INRELEASE $RELEASE
 		# we might have set a specific date for the Release file, so copy it
 		touch -d "$(stat --format "%y" ${RELEASE})" ${RELEASE}.gpg ${INRELEASE}
 	done
+	if [ -f "$SECEXPIREBAK" ] && [ -f "$PUBEXPIREBAK" ]; then
+		mv -f $SECEXPIREBAK ${REXKEY}.sec
+		mv -f $PUBEXPIREBAK ${REXKEY}.pub
+	fi
 	msgdone "info"
 }