# We don't use a secret keyring, of course, but gpg panics and
# implodes if there isn't one available
+SECRETKEYRING="$(mktemp)"
+trap "rm -f '${SECRETKEYRING}'" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
+GPG_CMD="gpg --ignore-time-conflict --no-options --no-default-keyring --secret-keyring ${SECRETKEYRING}"
+
+if [ "$(id -u)" -eq 0 ]; then
+ # we could use a tmpfile here too, but creation of this tends to be time-consuming
+ eval $(apt-config shell TRUSTDBDIR Dir::Etc/d)
+ GPG_CMD="$GPG_CMD --trustdb-name ${TRUSTDBDIR}/trustdb.gpg"
+fi
-GPG_CMD="gpg --ignore-time-conflict --no-options --no-default-keyring --secret-keyring /etc/apt/secring.gpg --trustdb-name /etc/apt/trustdb.gpg"
-GPG="$GPG_CMD --keyring /etc/apt/trusted.gpg"
-
+GPG="$GPG_CMD"
MASTER_KEYRING=""
ARCHIVE_KEYRING_URI=""
ARCHIVE_KEYRING=/usr/share/keyrings/debian-archive-keyring.gpg
REMOVED_KEYS=/usr/share/keyrings/debian-archive-removed-keys.gpg
+requires_root() {
+ if [ "$(id -u)" -ne 0 ]; then
+ echo >&1 "ERROR: This command can only be used by root."
+ exit 1
+ fi
+}
+
add_keys_with_verify_against_master_keyring() {
ADD_KEYRING=$1
MASTER=$2
# (otherwise it does not make sense from a security POV)
net_update() {
if [ -z "$ARCHIVE_KEYRING_URI" ]; then
- echo "ERROR: no location for the archive-keyring given"
+ echo >&2 "ERROR: Your distribution is not supported in net-update as no uri for the archive-keyring is set"
exit 1
fi
+ requires_root
# in theory we would need to depend on wget for this, but this feature
# isn't useable in debian anyway as we have no keyring uri nor a master key
if ! which wget >/dev/null 2>&1; then
- echo "ERROR: an installed wget is required for a network-based update"
+ echo >&2 "ERROR: an installed wget is required for a network-based update"
exit 1
fi
if [ ! -d /var/lib/apt/keyrings ]; then
echo >&2 "Is the debian-archive-keyring package installed?"
exit 1
fi
+ requires_root
# add new keys from the package;
usage() {
- echo "Usage: apt-key [command] [arguments]"
+ echo "Usage: apt-key [--keyring file] [command] [arguments]"
echo
echo "Manage apt's list of trusted keys"
echo
echo " apt-key finger - list fingerprints"
echo " apt-key adv - pass advanced options to gpg (download key)"
echo
+ echo "If no specific keyring file is given the command applies to all keyring files."
}
+# Determine on which keyring we want to work
+if [ "$1" = "--keyring" ]; then
+ #echo "keyfile given"
+ shift
+ TRUSTEDFILE="$1"
+ if [ -r "$TRUSTEDFILE" ] || [ "$2" = 'add' ]; then
+ GPG="$GPG --keyring $TRUSTEDFILE --primary-keyring $TRUSTEDFILE"
+ else
+ echo >&2 "Error: The specified keyring »$TRUSTEDFILE« is missing or not readable"
+ exit 1
+ fi
+ shift
+# otherwise use the default
+else
+ #echo "generate list"
+ TRUSTEDFILE="/etc/apt/trusted.gpg"
+ eval $(apt-config shell TRUSTEDFILE Apt::GPGV::TrustedKeyring)
+ eval $(apt-config shell TRUSTEDFILE Dir::Etc::Trusted/f)
+ if [ -r "$TRUSTEDFILE" ]; then
+ GPG="$GPG --keyring $TRUSTEDFILE"
+ fi
+ GPG="$GPG --primary-keyring $TRUSTEDFILE"
+ TRUSTEDPARTS="/etc/apt/trusted.gpg.d"
+ eval $(apt-config shell TRUSTEDPARTS Dir::Etc::TrustedParts/d)
+ if [ -d "$TRUSTEDPARTS" ]; then
+ #echo "parts active"
+ for trusted in $(run-parts --list $TRUSTEDPARTS --regex '^.*\.gpg$'); do
+ #echo "part -> $trusted"
+ GPG="$GPG --keyring $trusted"
+ done
+ fi
+fi
+#echo "COMMAND: $GPG"
+
command="$1"
if [ -z "$command" ]; then
usage
case "$command" in
add)
+ requires_root
$GPG --quiet --batch --import "$1"
echo "OK"
;;
del|rm|remove)
+ requires_root
$GPG --quiet --batch --delete-key --yes "$1"
echo "OK"
;;