1 files changed, 12 insertions, 1 deletions
diff --git a/share/hydractl/upgrade b/share/hydractl/upgrade
index 81c38ae..7b7d4b5 100755
--- a/share/hydractl/upgrade
+++ b/share/hydractl/upgrade
@@ -16,4 +16,15 @@
 # License along with this program.  If not, see
 # <http://www.gnu.org/licenses/>.
 
-aptitude safe-upgrade -y
+# Set sudo config
+local sudo device rsync
+if [ "`whoami`" != 'root' ]; then
+  sudo="sudo"
+fi
+
+if ! $sudo lsof /var/lib/dpkg/lock &> /dev/null; then
+  $sudo aptitude update
+  $sudo aptitude safe-upgrade -y
+else
+  echo "Apt is locked, aborting."
+fi