Merge pull request #417 from benjaminguttmann-avtq/fix-grafana-bionic

[grafana] Add timeout to nc to prevent it from freezing for bionic st…

Author: frodenas

jobs/grafana/templates/bin/grafana-admin-password

@@ -5,7 +5,7 @@ set -eu
 retries=60
 for ((i=0; i<=retries; i++)); do
   echo "Waiting for grafana to listen on port <%= p('grafana.server.http_port') %> ($i/$retries)"
-  if nc 127.0.0.1 <%= p('grafana.server.http_port') %> < /dev/null; then
+  if nc  -w 5 127.0.0.1 <%= p('grafana.server.http_port') %> < /dev/null; then
     echo "Grafana is ready"
     break
   fi