Download gnupghome.tar when net-booting

This contains a keyring that is generated on the server for each client
that netboots.

1 files changed, 11 insertions, 0 deletions

diff --git a/initramfs-tools/scripts/samizdat b/initramfs-tools/scripts/samizdat
index 232e3ac..374979f 100644
--- a/initramfs-tools/scripts/samizdat
+++ b/initramfs-tools/scripts/samizdat
@@ -7,11 +7,22 @@ mountroot()
   samizdat_install_udev_rules
   mkfifo "$MENUFIFO"
   sh /scripts/local-top/nbd & # I guess this isn't getting called otherwise?
+  wait_for_gnupghome_tar
   bootmenu
   bootwait root-mounted
   chvt 1
 }
 
+wait_for_gnupghome_tar()
+{
+  [ -e /gnupghome.tar ] && return
+  [ "${nbdroot%%,*}" ] || return
+  (while ! tftp -g -r gnupghome.tar -l /gnupghome.tar.$$ ${nbdroot%%,*}; do
+    sleep 1;
+  done
+  mv /gnupghome.tar.$$ /gnupghome.tar)
+}
+
 samizdat_install_udev_rules()
 {
   mkdir -p /etc/udev/rules.d