From 3e44bda3a1c8d53ef188b0088c95b28b0e1356de Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Date: Mon, 23 Apr 2012 20:58:56 +0300
Subject: Add reusable module of EC2 apt-get helpers.

---
 node/slave-helpers | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100755 node/slave-helpers

(limited to 'node')

diff --git a/node/slave-helpers b/node/slave-helpers
new file mode 100755
index 0000000..c27e8a3
--- /dev/null
+++ b/node/slave-helpers
@@ -0,0 +1,37 @@
+#!/bin/bash
+
+###############################################################################
+# Copyright (c) 2011 Linaro
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+###############################################################################
+
+
+setup_ubuntu_s3_mirror () {
+    sed -i.bk 's,^\(.*://[^.]*.ec2.archive.ubuntu.com\)/,\1.s3.amazonaws.com/,' /etc/apt/sources.list
+    echo "Acquire::http::Pipeline-Depth 0;" > /etc/apt/apt.conf.d/99no-pipelining
+}
+
+# Stubborn apt-get, retrying on errors
+apt-get-retry () {
+    local fatal="yes";
+    if [ "$1" == "--non-fatal" ]; then
+        fatal=""
+        shift
+    fi
+    local delay=1;
+    while [ $delay -lt 100 ]; do
+        if apt-get "$@"; then
+            return
+        fi
+        echo "apt-get failed, sleeping ${delay}s before retrying"
+        sleep $delay
+        delay=$((delay * 2))
+    done
+    if [ -n "$fatal" ]; then
+        echo "apt-get failed after several attempts, aborting"
+        exit 1
+    fi
+}
-- 
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