Add xz-utils dependency

Closes #90

.gitignore

@@ -5,3 +5,4 @@ postrun.sh
 SKIP
 .pc
 *-pc
+apt-cacher-ng/

Dockerfile

@@ -1,10 +1,10 @@
-FROM debian:jessie
+FROM debian:stretch
 
 RUN apt-get -y update && \
     apt-get -y install \
         git vim parted \
         quilt realpath qemu-user-static debootstrap zerofree pxz zip dosfstools \
-        bsdtar libcap2-bin rsync grep \
+        bsdtar libcap2-bin rsync grep udev xz-utils \
     && rm -rf /var/lib/apt/lists/*
 
 COPY . /pi-gen/

README.md

@@ -13,7 +13,7 @@ On Debian-based systems:
 
 ```bash
 apt-get install quilt parted realpath qemu-user-static debootstrap zerofree pxz zip \
-dosfstools bsdtar libcap2-bin grep rsync
+dosfstools bsdtar libcap2-bin grep rsync xz-utils
 ```
 
 The file `depends` contains a list of tools needed.  The format of this
@@ -41,6 +41,12 @@ The following environment variables are supported:
    will not be included in the image, making it safe to use an `apt-cacher` or
    similar package for development.
 
+   If you have Docker installed, you can set up a local apt caching proxy to
+   like speed up subsequent builds like this:
+
+       docker-compose up -d
+       echo 'APT_PROXY=http://172.17.0.1:3142' >> config
+
  * `BASE_DIR`  (Default: location of `build.sh`)
 
    **CAUTION**: Currently, changing this value will probably break build.sh
@@ -126,11 +132,11 @@ maintenance and allows for more easy customization.
    standard console hardware permission groups.
 
    There are a few tools that may not make a whole lot of sense here for
-   development purposes on a minimal system such as basic python and lua
+   development purposes on a minimal system such as basic Python and Lua
    packages as well as the `build-essential` package.  They are lumped right
    in with more essential packages presently, though they need not be with
    pi-gen.  These are understandable for Raspbian's target audience, but if
-   you were looking for something between truly minimal and Raspbian-lite,
+   you were looking for something between truly minimal and Raspbian-Lite,
    here's where you start trimming.
 
  - **Stage 3** - desktop system.  Here's where you get the full desktop system

build-docker.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 DOCKER="docker"
 set +e
 $DOCKER ps >/dev/null 2>&1
@@ -12,9 +13,10 @@ if ! $DOCKER ps >/dev/null; then
 fi
 set -e
 
-config_mount="/dev/null:/dev/null"
+
+config_mount=()
 if [ -f config ]; then
-	config_mount="$(pwd)/config:/pi-gen/config:ro"
+	config_mount=("-v" "$(pwd)/config:/pi-gen/config:ro")
 	source config
 fi
 
@@ -65,7 +67,7 @@ else
 	$DOCKER run --name "${CONTAINER_NAME}" --privileged \
 		-e IMG_NAME=${IMG_NAME}\
 		-v "$(pwd)/deploy:/pi-gen/deploy" \
-		-v "${config_mount}" \
+		"${config_mount[@]}" \
 		pi-gen \
 		bash -e -o pipefail -c "dpkg-reconfigure qemu-user-static &&
 	cd /pi-gen; ./build.sh &&

depends

@@ -10,3 +10,4 @@ capsh:libcap2-bin
 bsdtar
 grep
 rsync
+xz:xz-utils

docker-compose.yml

@@ -0,0 +1,10 @@
+version: '2'
+
+services:
+  apt-cacher-ng:
+    restart: unless-stopped
+    image: sameersbn/apt-cacher-ng:latest
+    ports:
+    - "3142:3142"
+    volumes:
+    - ./apt-cacher-ng:/var/cache/apt-cacher-ng

export-image/00-allow-rerun/files/policy-rc.d

@@ -1,2 +1,3 @@
 #!/bin/sh
+
 exit 101

export-image/02-network/01-run.sh

@@ -1,3 +1,3 @@
-#/bin/bash -e
+#!/bin/bash -e
 
 install -m 644 files/resolv.conf ${ROOTFS_DIR}/etc/

export-image/03-set-partuuid/00-run.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 IMG_FILE="${STAGE_WORK_DIR}/${IMG_DATE}-${IMG_NAME}${IMG_SUFFIX}.img"
 
 IMGID="$(fdisk -l ${IMG_FILE} | sed -n 's/Disk identifier: 0x\([^ ]*\)/\1/p')"

export-image/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 IMG_FILE="${STAGE_WORK_DIR}/${IMG_DATE}-${IMG_NAME}${IMG_SUFFIX}.img"
 
 unmount_image ${IMG_FILE}
@@ -50,8 +51,12 @@ ROOT_DEV=$(losetup --show -f -o ${ROOT_OFFSET} --sizelimit ${ROOT_LENGTH} ${IMG_
 echo "/boot: offset $BOOT_OFFSET, length $BOOT_LENGTH"
 echo "/:     offset $ROOT_OFFSET, length $ROOT_LENGTH"
 
+ROOT_FEATURES="^huge_file"
+if grep -q "metadata_csum" /etc/mke2fs.conf; then
+    ROOT_FEATURES="^metadata_csum,$ROOT_FEATURES"
+fi
 mkdosfs -n boot -F 32 -v $BOOT_DEV > /dev/null
-mkfs.ext4 -O ^metadata_csum,^huge_file $ROOT_DEV > /dev/null
+mkfs.ext4 -O $ROOT_FEATURES $ROOT_DEV > /dev/null
 
 mount -v $ROOT_DEV ${ROOTFS_DIR} -t ext4
 mkdir -p ${ROOTFS_DIR}/boot

export-noobs/00-release/files/release_notes.txt

@@ -1,4 +1,6 @@
 UNRELEASED:
+  * 
+2017-07-05:
   * New kernel and firmware
   * Filesystem created without the metadata_csum feature
 2017-06-21:

scripts/dependencies_check

@@ -1,5 +1,5 @@
 # dependencies_check
-# $@	Dependnecy files to check
+# $@	Dependency files to check
 #
 # Each dependency is in the form of a tool to test for, optionally followed by
 # a : and the name of a package if the package on a Debian-ish system is not
@@ -21,7 +21,7 @@ dependencies_check()
 	done
 
 	if [[ "$missing" ]]; then
-		echo "Reqired dependencies not installed"
+		echo "Required dependencies not installed"
 		echo
 		echo "This can be resolved on Debian/Raspbian systems by installing:"
 		echo "$missing"

stage0/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 if [ ! -d ${ROOTFS_DIR} ]; then
 	bootstrap jessie ${ROOTFS_DIR} http://mirrordirector.raspbian.org/raspbian/
 fi

stage1/01-sys-tweaks/files/policy-rc.d

@@ -1,2 +1,3 @@
 #!/bin/sh
+
 exit 101

stage1/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 if [ ! -d ${ROOTFS_DIR} ]; then
 	copy_previous
 fi

stage2/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 if [ ! -d ${ROOTFS_DIR} ]; then
 	copy_previous
 fi

stage3/00-install-packages/01-run.sh

@@ -6,4 +6,3 @@ update-alternatives --install /usr/bin/x-www-browser \
 update-alternatives --install /usr/bin/gnome-www-browser \
   gnome-www-browser /usr/bin/chromium-browser 86
 EOF
-

stage3/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 if [ ! -d ${ROOTFS_DIR} ]; then
 	copy_previous
 fi

stage4/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 if [ ! -d ${ROOTFS_DIR} ]; then
 	copy_previous
 fi

stage5/prerun.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+
 if [ ! -d ${ROOTFS_DIR} ]; then
 	copy_previous
 fi