* cmdline/apt-get.cc:

[apt.git] / cmdline / apt-key

diff --git a/cmdline/apt-key b/cmdline/apt-key
index b579e5a53c94aeae1928bfeecba103f9729445ef..73dfe692501905697d643903de8bfe52dc9f177a 100755 (executable)
--- a/cmdline/apt-key
+++ b/cmdline/apt-key
@@ -5,10 +5,8 @@ unset GREP_OPTIONS
 
 # We don't use a secret keyring, of course, but gpg panics and
 # implodes if there isn't one available
-
 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=/usr/share/keyrings/ubuntu-master-keyring.gpg
 ARCHIVE_KEYRING=/usr/share/keyrings/ubuntu-archive-keyring.gpg
@@ -53,7 +51,14 @@ add_keys_with_verify_against_master_keyring() {
 # (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 "ERROR: no location for the archive-keyring given"
+       exit 1
+    fi
+    # 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"
+       exit 1
     fi
     if [ ! -d /var/lib/apt/keyrings ]; then
        mkdir -p /var/lib/apt/keyrings
@@ -105,7 +110,7 @@ update() {
 
 
 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
@@ -119,8 +124,40 @@ usage() {
     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" ]; 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"
+       if [ -r "$TRUSTEDFILE" ]; then
+               GPG="$GPG --keyring $TRUSTEDFILE"
+       fi
+       GPG="$GPG --primary-keyring $TRUSTEDFILE"
+       TRUSTEDPARTS="/etc/apt/trusted.gpg.d"
+       if [ -d "$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