retab, cleanup, rename

Author: NikolayS

nancy

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+cmd=""
+
+case "$1" in
+    help )
+        echo -e "
+\033[1mDESCRIPTION\033[22m
+
+  The Nancy Command Line Interface is a unified way to manage
+  database experiments.
+
+  Nancy is a member of Postgres.ai's Artificial DBA team
+  responsible for conducting experiments.
+
+\033[1mSYNOPSYS\033[22m
+
+    nancy <command> [parameters]
+
+\033[1mAVAILABLE COMMANDS\033[22m
+
+  * help
+
+  * prepare-database
+
+  * prepare-workload
+
+  * run
+"
+        exit 1;
+        ;;
+    * )
+        if [ ! -f "${BASH_SOURCE%/*}/nancy_$1.sh" ]
+        then
+            >&2 echo "ERROR: Unknown command."
+            exit 1;
+        fi
+        cmd="${BASH_SOURCE%/*}/nancy_$1.sh"
+        shift;
+    ;;
+esac
+
+while [ -n "$1" ]
+do
+    cmd="$cmd $1"
+    shift
+done
+
+echo "CMD: $cmd"
+
+${cmd}
+