From d745ca9eae6bdefe7ae3bfcc5777cde7682befd2 Mon Sep 17 00:00:00 2001
From: Daniel Reurich <daniel@centurion.net.nz>
Date: Thu, 2 Jul 2015 18:20:10 +1200
Subject: [PATCH] limit git srch depth and width

---
 scripts/generate-git-snapshot | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/scripts/generate-git-snapshot b/scripts/generate-git-snapshot
index 793f5bb..ce2dbd6 100755
--- a/scripts/generate-git-snapshot
+++ b/scripts/generate-git-snapshot
@@ -1,3 +1,4 @@
+
 #!/bin/bash
 
 set -x
@@ -19,6 +20,7 @@ if [ ! -d "${SOURCE_DIRECTORY}" ] ; then
   exit 1
 fi
 
+
 if [ -z "${BUILD_NUMBER:-}" ] ; then
   echo "No BUILD_NUMBER defined, please run it in jenkins." >&2
   exit 1
@@ -344,6 +346,26 @@ quilt_cleanup() {
   rm -rf .pc
 }
 
+git_source_options() {
+	#Unless otherwise specified in the debian/source/options
+	# restrict git source archive depth and limit to only the branch we build.
+	GIT_DEPTH=20
+	local file
+	local value 
+	file="debian/source/options"
+	if [ -f ${file} ]; then
+		value=$(git config --file ${file} --get git-depth 2>&- || true)
+	    if [ -n "${value:-}" ]; then
+			DBP_EXTRA_OPTS="${DBP_EXTRA_OPTS:-} --source-option=--git-depth=$GIT_DEPTH"
+		fi
+		value=$(git config --file ${file} --get git-ref 2>&- || true)
+		if ![ -n "${value:-}" ]; then
+			DBP_EXTRA_OPTS="${DBP_EXTRA_OPTS:-} --source-option=--git-ref=${BRANCH}
+		fi
+	fi
+}
+
+
 source_format_opts() {
   if ! [ -f "debian/source/format" ] ; then
     echo '*** WARNING: Source format is not specified in debian/source/format! ***'
@@ -359,6 +381,7 @@ source_format_opts() {
       ;;
     '3.0 (git)')
       echo "*** Source format detected as 3.0 (git) ***"
+      git_source_options() 
       PRISTINE_TAR=false
       SKIP_QUILT_CLEANUP=true
       IGNORE_GIT_BUILDPACKAGE=true