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-rw-r--r--cmdline/apt-key.in21
1 files changed, 18 insertions, 3 deletions
diff --git a/cmdline/apt-key.in b/cmdline/apt-key.in
index 4f3e9c8..0752272 100644
--- a/cmdline/apt-key.in
+++ b/cmdline/apt-key.in
@@ -800,7 +800,8 @@ case "$command" in
;;
verify)
GPGV=''
- eval $(apt-config shell GPGV Apt::Key::gpgvcommand)
+ ASSERT_PUBKEY_ALGO=''
+ eval $(apt-config shell GPGV Apt::Key::gpgvcommand ASSERT_PUBKEY_ALGO Apt::Key::assert-pubkey-algo)
if [ -n "$GPGV" ] && command_available "$GPGV"; then true;
elif command_available 'gpgv'; then GPGV='gpgv';
elif command_available 'gpgv2'; then GPGV='gpgv2';
@@ -809,6 +810,20 @@ case "$command" in
apt_error 'gpgv, gpgv2 or gpgv1 required for verification, but neither seems installed'
exit 29
fi
+ GPGV_ARGS=""
+ if [ "$ASSERT_PUBKEY_ALGO" ]; then
+ test="$(LC_ALL=C.UTF-8 "$GPGV" --assert-pubkey-algo 2>&1 || :)"
+ case "$test" in
+ *"missing argument"*)
+ GPGV_ARGS="--assert-pubkey-algo=$ASSERT_PUBKEY_ALGO"
+ ;;
+ *[Ii]"nvalid option"*"assert-pubkey-algo"*)
+ ;;
+ *)
+ apt_warn "Unknown response from gpgv to --assert-pubkey-algo check: $test"
+ ;;
+ esac
+ fi
# for a forced keyid we need gpg --export, so full wrapping required
if [ -n "$FORCED_KEYID" ]; then
prepare_gpg_home
@@ -817,9 +832,9 @@ case "$command" in
fi
setup_merged_keyring
if [ -n "$FORCED_KEYRING" ]; then
- "$GPGV" --homedir "${GPGHOMEDIR}" --keyring "$(dearmor_filename "${FORCED_KEYRING}")" --ignore-time-conflict "$@"
+ "$GPGV" $GPGV_ARGS --homedir "${GPGHOMEDIR}" --keyring "$(dearmor_filename "${FORCED_KEYRING}")" --ignore-time-conflict "$@"
else
- "$GPGV" --homedir "${GPGHOMEDIR}" --keyring "${GPGHOMEDIR}/pubring.gpg" --ignore-time-conflict "$@"
+ "$GPGV" $GPGV_ARGS --homedir "${GPGHOMEDIR}" --keyring "${GPGHOMEDIR}/pubring.gpg" --ignore-time-conflict "$@"
fi
;;
help)