From 6ec3d922a48ad6a583315a4433a7170e6850c676 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 17 Apr 2016 05:24:33 +0200
Subject: krebs.backup network-ssh-port -> pkgs.get-ssh-port

---
 krebs/5pkgs/get-ssh-port/default.nix | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 krebs/5pkgs/get-ssh-port/default.nix

(limited to 'krebs/5pkgs/get-ssh-port/default.nix')

diff --git a/krebs/5pkgs/get-ssh-port/default.nix b/krebs/5pkgs/get-ssh-port/default.nix
new file mode 100644
index 000000000..2d106b2b6
--- /dev/null
+++ b/krebs/5pkgs/get-ssh-port/default.nix
@@ -0,0 +1,29 @@
+{ config, pkgs, ... }: with config.krebs.lib;
+
+pkgs.writeScriptBin "get-ssh-port" ''
+  #! ${pkgs.dash}/bin/dash
+  set -efu
+  if test $# != 1 || test $1 = -h || test $1 = --help; then
+    echo "usage: get-ssh-port HOSTNAME" >&2
+    exit 23
+  fi
+  case $1 in
+  ${concatMapStringsSep ";;\n"
+    (host: toString [
+      "(${shell.escape host.name})"
+      "echo ${toString host.nets.${config.krebs.search-domain}.ssh.port}"
+    ])
+    (filter (host: hasAttr config.krebs.search-domain host.nets)
+            (attrValues config.krebs.hosts))
+  };;
+  ${concatMapStringsSep ";;\n"
+    (net: toString [
+      "(${concatMapStringsSep "|" shell.escape net.aliases})"
+      "echo ${toString net.ssh.port}"
+    ])
+    (concatMap (host: attrValues host.nets) (attrValues config.krebs.hosts))
+  };;
+  (*) echo "get-ssh-port: don't know ssh port of $1" >&2
+      exit 1
+  esac
+''
-- 
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