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-rw-r--r--cmdline/apt-key.in21
1 files changed, 17 insertions, 4 deletions
diff --git a/cmdline/apt-key.in b/cmdline/apt-key.in
index a3f8dde3a..74ca4d135 100644
--- a/cmdline/apt-key.in
+++ b/cmdline/apt-key.in
@@ -25,6 +25,19 @@ requires_root() {
fi
}
+get_fingerprints_of_keyring() {
+ $GPG_CMD --keyring "$1" --with-colons --fingerprint | while read publine; do
+ # search for a public key
+ if [ "${publine%%:*}" != 'pub' ]; then continue; fi
+ # search for the associated fingerprint (should be the very next line)
+ while read fprline; do
+ if [ "${fprline%%:*}" = 'sub' ]; then break; # should never happen
+ elif [ "${fprline%%:*}" != 'fpr' ]; then continue; fi
+ echo "$fprline" | cut -d':' -f 10
+ done
+ done
+}
+
add_keys_with_verify_against_master_keyring() {
ADD_KEYRING=$1
MASTER=$2
@@ -42,7 +55,7 @@ add_keys_with_verify_against_master_keyring() {
# is honored. so:
# all keys that are exported must have a valid signature
# from a key in the $distro-master-keyring
- add_keys=`$GPG_CMD --keyring $ADD_KEYRING --with-colons --list-keys | grep ^pub | cut -d: -f5`
+ add_keys="$(get_fingerprints_of_keyring "$ADD_KEYRING")"
all_add_keys=`$GPG_CMD --keyring $ADD_KEYRING --with-colons --list-keys | grep ^[ps]ub | cut -d: -f5`
master_keys=`$GPG_CMD --keyring $MASTER --with-colons --list-keys | grep ^pub | cut -d: -f5`
@@ -133,7 +146,7 @@ update() {
if [ -r "$REMOVED_KEYS" ]; then
# remove no-longer supported/used keys
- $GPG_CMD --keyring $REMOVED_KEYS --with-colons --list-keys | grep ^pub | cut -d: -f5 | while read key; do
+ get_fingerprints_of_keyring "$REMOVED_KEYS" | while read key; do
foreach_keyring_do 'remove_key_from_keyring' "$key"
done
else
@@ -154,7 +167,7 @@ remove_key_from_keyring() {
local KEY="$1"
shift
# check if the key is in this keyring: the key id is in the 5 column at the end
- if ! $GPG --with-colons --list-keys 2>&1 | grep -q "^pub:[^:]*:[^:]*:[^:]*:[0-9A-F]*${KEY}:"; then
+ if ! get_fingerprints_of_keyring "$KEYRINGFILE" | grep -q "^[0-9A-F]*${KEY}$"; then
continue
fi
if [ ! -w "$KEYRINGFILE" ]; then
@@ -162,7 +175,7 @@ remove_key_from_keyring() {
continue
fi
# check if it is the only key in the keyring and if so remove the keyring altogether
- if [ '1' = "$($GPG --with-colons --list-keys | grep "^pub:[^:]*:[^:]*:[^:]*:[0-9A-F]\+:" | wc -l)" ]; then
+ if [ '1' = "$(get_fingerprints_of_keyring "$KEYRINGFILE" | wc -l)" ]; then
mv -f "$KEYRINGFILE" "${KEYRINGFILE}~" # behave like gpg
return
fi