From 979a90b5e238d3bdfea16599d93128cfd1475bc4 Mon Sep 17 00:00:00 2001
From: tv <tv@iiso>
Date: Wed, 12 Oct 2011 13:05:07 +0200
Subject: //retiolum supernode-...: add little doc

---
 retiolum/bin/supernode-update-hosts-and-hup | 30 +++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

(limited to 'retiolum/bin')

diff --git a/retiolum/bin/supernode-update-hosts-and-hup b/retiolum/bin/supernode-update-hosts-and-hup
index 221a7538..bfba6409 100755
--- a/retiolum/bin/supernode-update-hosts-and-hup
+++ b/retiolum/bin/supernode-update-hosts-and-hup
@@ -1,4 +1,8 @@
 #! /bin/sh
+#
+# @oxberg we do put this into crontab:
+# * * * * * /supernode-update-hosts-and-hup
+#
 set -euf
 
 cd /etc/tinc/retiolum/hosts
@@ -13,25 +17,27 @@ _hrefs() {
   sed -n 's/href="\([^"]\+\)"/\n&\n/gp' |
       sed -n 's/^href="\([^"]\+\)"$/\1/p'; }
 
-curl -fsS "https://github.com/krebscode/painload/tree/master/retiolum/hosts" |
+if curl -fsS \
+    "https://github.com/krebscode/painload/tree/master/retiolum/hosts" |
     _hrefs |
     grep '^/krebscode/painload/blob/' |
     grep -v "/blob/$old_commit/" >$temp1
 
-new_commit=`sed 's|^/krebscode/painload/blob/\([^/]*\)/.*|\1|;q' $temp1`
+  new_commit=`sed 's|^/krebscode/painload/blob/\([^/]*\)/.*|\1|;q' $temp1`
 
-sed '
-  s|^/krebscode/painload/blob/[^/]*/retiolum/hosts/\([^/]*\)$|\1|
-' $temp1 > $temp2
+  sed '
+    s|^/krebscode/painload/blob/[^/]*/retiolum/hosts/\([^/]*\)$|\1|
+  ' $temp1 > $temp2
 
-xargs rm -v -f <$temp2
+  xargs rm -v -f <$temp2
 
-sed "
-  s|^.*$|https://raw.github.com/krebscode/painload/$new_commit/retiolum/hosts/&|
-" $temp2 > $temp1
+  sed "
+    s|^.*$|https://raw.github.com/krebscode/painload/$new_commit/retiolum/hosts/&|
+  " $temp2 > $temp1
 
-wget -qi- < $temp1
+  wget -qi- < $temp1
 
-echo $new_commit > .commit
+  echo $new_commit > .commit
 
-pkill -HUP tincd
+  pkill -HUP tincd
+fi
-- 
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