make show-key so that it works even if there are no revokers.

[monkeysphere.git] / src / monkeysphere-host

diff --git a/src/monkeysphere-host b/src/monkeysphere-host
index 540a8ab1c0e3a531ef13abf72cc5afbf761c27fa..fc3b607b02f82c3c53f59a1aafdbfe7932833b39 100755 (executable)
--- a/src/monkeysphere-host
+++ b/src/monkeysphere-host
@@ -163,6 +163,8 @@ find_host_userid() {
 # show info about the host key
 show_key() {
     local GNUPGHOME
+    local TMPSSH
+    local revokers
 
     # tmp gpghome dir
     export GNUPGHOME=$(msmktempdir)
@@ -189,6 +191,17 @@ show_key() {
        | grep -v "^${GNUPGHOME}/pubring.gpg$" \
        | egrep -v '^-+$'
 
+    # list revokers, if there are any
+    revokers=$(gpg --list-keys --with-colons --fixed-list-mode \
+       | grep '^rvk:' | cut -d: -f10) || true
+    if [ "$revokers" ] ; then
+       echo "The following keys are allowed to revoke this host key:"
+       for key in $revokers ; do
+           echo "revoker: $key"
+       done
+       echo
+    fi
+
     # list the pgp fingerprint
     echo "OpenPGP fingerprint: $HOST_FINGERPRINT"