From 14d85d16d8f94117824949dd65c0d73599f37149 Mon Sep 17 00:00:00 2001
From: Sebastian Schmelzer
Date: Wed, 24 Sep 2008 15:13:49 +0000
Subject:  * added tftp wrapper function

git-svn-id: http://svn.openslx.org/svn/openslx/openslx/trunk@2242 95ad53e4-c205-0410-b2fa-d234c58c8868
---
 initramfs/stage3-stuff/etc/functions | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'initramfs/stage3-stuff/etc/functions')

diff --git a/initramfs/stage3-stuff/etc/functions b/initramfs/stage3-stuff/etc/functions
index 9bb144d2..481ccf54 100644
--- a/initramfs/stage3-stuff/etc/functions
+++ b/initramfs/stage3-stuff/etc/functions
@@ -294,6 +294,38 @@ else
   return 1
 fi
 }
+
+# tftp wrapper
+# usage tftp_get <path> <tftpdserver> [count]
+# count is optional - default is 3 - use -1 for indefinit 
+function tftp_get () {
+  local file="$1"
+  local file_server="$2"
+  local download_successfull=false
+  local countdown="$3"
+
+  [ -z "$1" -o -z "$2" ] &&  \
+    echo "Usage: tftp_get <path> <server> [count]" &&
+    exit 0;
+
+  [ "$countdown" = "" ] && countdown=3
+
+  echo "tftp_get trying to get \"$file\" from \"$file_server\"..."
+
+  until ! [ $download_successfull ]
+  do
+    [ "$countdown" = "0" ] && return 0;
+    tftp -g -r $file -l /tmp/$(basename $file) $file_server
+    [ -s /tmp/$(basename $file) ] && download_successfull=true
+    (( countdown-- ))
+    sleep 0.2
+    ! [ "$countdown" = "0" ] && [ $download_successfull ] && \
+      echo "retry.."
+  done
+
+  return 1;
+}
+
 fileget () {
 # normally tftp would be used, alternatively use wget for ftp or http
 # if local device file is specified - mount and unmount after copying
-- 
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