Initial provision code

1 files changed, 15 insertions, 0 deletions

diff --git a/lib/hydra/misc b/lib/hydra/misc
index b349b40..26d03ea 100644
--- a/lib/hydra/misc
+++ b/lib/hydra/misc
@@ -129,3 +129,18 @@ function hydra_usage_hydra {
 function hydra_usage_hydractl {
   echo "Usage: hydractl <command> [arguments]"
 }
+
+# Read a parameter from user
+function hydra_read {
+  local input
+  param="$1"
+  default="$2"
+  shift 2
+  read -rep "$* (defaults to $default): " input
+
+  if [ -z "$input" ]; then
+    declare $param=$default
+  else
+    declare $param=$input
+  fi
+}