X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=src%2Fshare%2Fmh%2Fadd_revoker;h=03ae56fe5374f435f19735feaacf483ed3113e05;hb=282c489f3101f0d744b66d88853a150e79b0870d;hp=239dcfc6fcbb3a743b068988e9cace2bc447c5f3;hpb=fe0789f285f52ae5254da9096221e514022a1f0f;p=monkeysphere.git

diff --git a/src/share/mh/add_revoker b/src/share/mh/add_revoker
index 239dcfc..03ae56f 100644
--- a/src/share/mh/add_revoker
+++ b/src/share/mh/add_revoker
@@ -61,28 +61,37 @@ if [ -f "$keyID" -o "$keyID" = '-' ] ; then
 
 # else, get the key from the keyserver
 else
-    # create a temporary directory for storing the downloaded key
-    local GNUPGHOME="$tmpDir"
-    chmod 0700 "$GNUPGHOME"
-    chown "$MONKEYSPHERE_USER":"$MONKEYSPHERE_USER" "$GNUPGHOME"
-    export GNUPGHOME
+    # fix permissions and ownership on temporary directory which will
+    # be used by monkeysphere user for storing the downloaded key
+    chmod 0700 "$tmpDir"
+    chown "$MONKEYSPHERE_USER":"$MONKEYSPHERE_USER" "$tmpDir"
 
     # download the key from the keyserver as the monkeysphere user
     log verbose "searching keyserver $KEYSERVER for keyID $keyID..."
-    su_monkeysphere_user "gpg --quiet --keyserver $KEYSERVER --recv-key 0x${keyID}!" \
+    su_monkeysphere_user "GNUPGHOME=$tmpDir gpg --quiet --keyserver $KEYSERVER --recv-key 0x${keyID}!" \
 	|| failure "Could not receive a key with this ID from the '$KEYSERVER' keyserver."
 
     # get the full fingerprint of new revoker key
     log debug "getting fingerprint of revoker key..."
-    fingerprint=$(su_monkeysphere_user "gpg --list-key --with-colons --with-fingerprint 0x${keyID}!" \
-	| grep '^fpr:' | grep "$keyID" | cut -d: -f10)
+    fingerprint=$(su_monkeysphere_user "GNUPGHOME=$tmpDir gpg --list-key --with-colons --with-fingerprint 0x${keyID}!" \
+	| grep '^fpr:' | cut -d: -f10)
+
+    # test that there is only a single fingerprint
+    if (( $(echo "$fingerprint" | wc -l) != 1 )) ; then
+	cat <<EOF
+More than one fingerprint found:
+$fingerprint
+Please use a more specific key ID.
+EOF
+	failure
+    fi
 
     log info "key found:"
-    su_monkeysphere_user "gpg --fingerprint 0x${fingerprint}!"
+    su_monkeysphere_user "GNUPGHOME=$tmpDir gpg --fingerprint 0x${fingerprint}!"
 
     if [ "$PROMPT" = "true" ] ; then
-	echo "Are you sure you want to add the above key as a"
-	read -p "revoker of the host key? (Y/n) " OK; OK=${OK:-Y}
+	read -p "Are you sure you want to add the above key as a revoker
+of the host key? (Y/n) " OK; OK=${OK:-Y}
 	if [ "${OK/y/Y}" != 'Y' ] ; then
 	    failure "revoker not added."
 	fi
@@ -92,7 +101,7 @@ else
 
     # export the new key to the host keyring
     log debug "loading key into host keyring..."
-    su_monkeysphere_user "gpg --quiet --export 0x${fingerprint}!" \
+    su_monkeysphere_user "GNUPGHOME=$tmpDir gpg --quiet --export 0x${fingerprint}!" \
 	| gpg_host --import
 fi