From 4f827bc33bc1d2be53cab74bfcc84e3a72f6d744 Mon Sep 17 00:00:00 2001
From: Rafa Couto <caligari@treboada.net>
Date: Thu, 22 Dec 2016 18:15:07 +0100
Subject: [PATCH] Environment vars documented.

---
 Dockerfile       |  2 +-
 README.md        | 10 +++++++---
 scripts/build.sh |  5 +++--
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index d1652b3..10a18f7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN apt-get update \
 		gawk subversion mercurial wget gettext \
 	&& rm -rf /var/lib/apt/lists/*
 
-ENV WORKDIR="/usr/local/openwrt" OPENWRT_RELEASE="v15.05.1"
+ENV WORKDIR="/usr/local/openwrt" OPENWRT_RELEASE="master"
 
 WORKDIR $WORKDIR
 
diff --git a/README.md b/README.md
index 02b3128..9bf8b90 100644
--- a/README.md
+++ b/README.md
@@ -5,9 +5,7 @@ This image provides a toolchain to build OpenWRT for different hardware devices.
 
 ## Get the docker image
 
-### Pre-built image
-
-    docker pull caligari/openwrt-builder
+Prepare a disk volume with 15Gb free to execute this image. 
 
 ### From Dockerfile
 
@@ -27,6 +25,8 @@ shows the help:
     docker run -v $(pwd)/src:/usr/local/openwrt/src \
         -e OPENWRT_TARGET=rpi-3 caligari/openwrt-builder
 
+- /usr/local/openwrt/src Directory where OpenWRT sources persist (>= 15Gb).
+
 ### Docker variables
 
     docker run \
@@ -35,6 +35,10 @@ shows the help:
         -e JOBS=3 \
         caligari/openwrt-builder
 
+- OPENWRT\_TARGET Device configuration you are building OpenWRT for.
+- OPENWRT\_RELEASE OpenWRT version tag/branch to build (default is 'master').
+- JOBS Number of parallel jobs to launch with _make_
+
 ### Compile an OpenWRT version to a hardware target
 
 ## Related info
diff --git a/scripts/build.sh b/scripts/build.sh
index 88f05d6..5b5f6b3 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -22,10 +22,11 @@ git checkout $OPENWRT_RELEASE
 
 # set the config file
 cp "$OPENWRT_CONFIGS/$OPENWRT_TARGET.diff" "$OPENWRT_SRC/.config" 
+make defconfig
 
 # update feeds
-./scripts/feeds update -a 
-./scripts/feeds install -a 
+#./scripts/feeds update -a 
+#./scripts/feeds install -a 
 
 # available processors
 if [ -z "$JOBS" ] ; then