From f0b98bd0114df1e1ebb82ff300f9532d86b3eb18 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Wed, 24 May 2017 01:43:50 +0200
Subject: krebs/5pkgs: move simple pkgs to a subdir

---
 krebs/5pkgs/simple/untilport/default.nix | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 krebs/5pkgs/simple/untilport/default.nix

(limited to 'krebs/5pkgs/simple/untilport')

diff --git a/krebs/5pkgs/simple/untilport/default.nix b/krebs/5pkgs/simple/untilport/default.nix
new file mode 100644
index 000000000..61bcc2b89
--- /dev/null
+++ b/krebs/5pkgs/simple/untilport/default.nix
@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+
+pkgs.writeDashBin "untilport" ''
+  set -euf
+
+  usage() {
+    echo 'untiport $target $port'
+    echo 'Sleeps until the destinated port is reachable.'
+    echo 'ex: untilport google.de 80 && echo "google is now reachable"'
+  }
+
+
+  if [ $# -ne 2 ]; then
+    usage
+  else
+    until ${pkgs.netcat-openbsd}/bin/nc -z "$@"; do sleep 1; done
+  fi
+''
-- 
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