From d9eac7df4acc3476cabf891399aacc2ee9867f44 Mon Sep 17 00:00:00 2001
From: Jessica Frazelle <acidburn@docker.com>
Date: Thu, 10 Sep 2015 15:39:22 -0700
Subject: [PATCH] update kernel builder for linux next

Signed-off-by: Jessica Frazelle <acidburn@docker.com>
---
 kernel-builder/Dockerfile     |  1 +
 kernel-builder/install_kernel | 39 ++++++++++++++++++++++++++++++++++-
 2 files changed, 39 insertions(+), 1 deletion(-)

diff --git a/kernel-builder/Dockerfile b/kernel-builder/Dockerfile
index d53f7d0..0a96e74 100644
--- a/kernel-builder/Dockerfile
+++ b/kernel-builder/Dockerfile
@@ -8,6 +8,7 @@ RUN apt-get update && apt-get install -y \
 	kernel-package \
 	make \
 	libncurses5-dev \
+	libssl-dev \
 	--no-install-recommends \
 	&& rm -rf /var/lib/apt/lists/*
 
diff --git a/kernel-builder/install_kernel b/kernel-builder/install_kernel
index aa05c39..f933d4a 100755
--- a/kernel-builder/install_kernel
+++ b/kernel-builder/install_kernel
@@ -1,12 +1,49 @@
 #!/bin/bash
 set -e
 
+linux_next(){
+	(
+	cd /usr/src
+
+	# check if we already have the source checked out
+	if [[ -d linux ]]; then
+		cd linux
+
+		git checkout master
+
+		git remote update
+	else
+		# clone the source files
+		git clone https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
+
+		# add the linux-next remote
+		cd linux
+		git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
+
+		# fetch linux-next and tags
+		git fetch linux-next
+		git fetch --tags linux-next
+	fi
+
+	git checkout -b next-$(date +%Y%m%d) next-$(date +%Y%m%d)
+	
+	if [[ ! -f .config ]] && [[ -f ../config ]]; then
+		cp ../config .config
+	fi
+
+	nice -19 make -j$JOBS KDEB_PKGVERSION=$PKGVERSION INSTALL_MOD_STRIP=1 deb-pkg
+	)
+}
+
 install_kernel(){
 	local VERSION=$1
 
 	if [[ -z $VERSION ]]; then
 		echo "Please specify a kernel version."
 		exit 1
+	elif [[ "$VERSION" == "next" ]]; then
+		linux_next
+		exit 0
 	fi
 
 	local MAJOR_VERSION=${VERSION:0:1}
@@ -16,7 +53,7 @@ install_kernel(){
 	# get the kernel source
 	if [[ "$VERSION" == *-rc* ]]; then
 		[ -d /usr/src/linux-${VERSION} ] || curl -sSL https://kernel.org/pub/linux/kernel/v${MAJOR_VERSION}.x/testing/linux-${VERSION}.tar.xz | tar -v -C /usr/src -xJ
-		
+
 		MAJOR_MINOR_VERSION="${MAJOR_VERSION}.x-rcN"
 	else
 		[ -d /usr/src/linux-${VERSION} ] || curl -sSL https://www.kernel.org/pub/linux/kernel/v${MAJOR_VERSION}.x/linux-${VERSION}.tar.xz | tar -v -C /usr/src -xJ