merging repos; build initramfs in packer; cleaning up the mess
This commit is contained in:
jalr
parent
df69ddca4b
commit
38ed593a16
25 changed files with 421 additions and 271 deletions
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@ -1,3 +0,0 @@
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pladde.img
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initrd.gz
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vmlinuz
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8
.gitignore
vendored
8
.gitignore
vendored
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@ -1,6 +1,4 @@
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ansible/**/*.retry
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/**/ansible/**/*.retry
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bin
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build
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initrd.gz
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pladde.img
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vmlinuz
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images
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tmp
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13
Dockerfile
13
Dockerfile
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@ -1,13 +0,0 @@
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FROM debian:stretch
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RUN apt-get update \
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&& apt-get -y install \
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initramfs-tools \
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linux-image-amd64 \
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aria2 \
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xxd
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COPY imagesync.sh /etc/initramfs-tools/scripts/local-premount/
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RUN echo 'RESUME=none' > /etc/initramfs-tools/conf.d/resume \
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&& mkinitramfs -o /tmp/initrd.gz $(find /boot -name 'vmlinuz-*' -printf '%f\n' | sed 's/^vmlinuz-//')
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41
Makefile
Normal file
41
Makefile
Normal file
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@ -0,0 +1,41 @@
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PACKER_VERSION ?= 1.2.0
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ANNOUNCE ?= udp://10.2.2.1:6969/announce
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WEBSEED ?= http://10.2.2.1
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PACKER_DOCKER_IMAGE = labsync-packer
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MKTORRENT_DOCKER_IMAGE = labsync-mktorrent
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.PHONY: clean
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clean:
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rm -f images/*
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rm -f tmp/*
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.PHONY: dockerimg
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dockerimg:
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docker build -t "$(PACKER_DOCKER_IMAGE)" --build-arg "PACKER_VERSION=$(PACKER_VERSION)" packer/docker
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docker build -t "$(MKTORRENT_DOCKER_IMAGE)" mktorrent
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images/debian-stretch: dockerimg
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docker run \
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-ti \
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--rm \
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-v /var/run/docker.sock:/var/run/docker.sock \
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-v "${PWD}/packer:/workdir" \
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-v "${PWD}/images:/images" \
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-e "user=`id -u`" \
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-e "group=`id -g`" \
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"$(PACKER_DOCKER_IMAGE)" \
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debian-stretch
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#images/debian-stretch.squashfs
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images/debian-stretch.torrent: dockerimg
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docker run \
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-ti \
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--rm \
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-v "${PWD}/images:/workdir" \
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-e "user=`id -u`" \
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-e "group=`id -g`" \
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-e "ANNOUNCE=$(ANNOUNCE)" \
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-e "WEBSEED=$(WEBSEED)" \
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"$(MKTORRENT_DOCKER_IMAGE)" \
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debian-stretch
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3
build.sh
3
build.sh
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@ -1,3 +0,0 @@
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#!/bin/sh
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docker build -t initramfs:debian .
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docker run --rm -v "$PWD:/artifacts" initramfs:debian sh -c 'cp /boot/vmlinuz-* /artifacts/vmlinuz && cp /tmp/initrd.gz /artifacts'
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15
docker-compose.yml
Normal file
15
docker-compose.yml
Normal file
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@ -0,0 +1,15 @@
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version: "3.2"
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services:
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nginx:
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image: nginx:alpine
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ports:
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- 10.2.2.1:80:80
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volumes:
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- ./images:/usr/share/nginx/html
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opentracker:
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build: opentracker
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image: opentracker:alpine
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ports:
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- 10.2.2.1:6969:6969/udp
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@ -1,7 +0,0 @@
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echo "building with packer…"
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packer build packer.json
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echo "compressing image…"
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gzip -k -f rootfs.tar
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echo "generate torrent…"
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rm rootfs.torrent
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mktorrent -a udp://tracker.sbruder.de:6969/announce -o rootfs.torrent -l 22 -w 'http://10.2.2.1:8081/rootfs.tar.gz' rootfs.tar.gz
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227
imagesync.sh
227
imagesync.sh
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@ -1,227 +0,0 @@
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#!/bin/sh
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case $1 in
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prereqs)
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##
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# GET EXECUTED WHEN BUILDING INITRAMFS
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#
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. /usr/share/initramfs-tools/hook-functions
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copy_exec /usr/bin/aria2c
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copy_exec /sbin/sfdisk
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copy_exec /sbin/mke2fs
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copy_exec /sbin/e2fsck
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copy_file cert /etc/ssl/certs/ca-certificates.crt
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exit 0
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;;
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esac
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##
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# FUNCTION DEFINITIONS
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##
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print_waiting() {
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echo -en "\033[36m${1}... \033[0m"
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}
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print_warning() {
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echo -e "\n\033[31mWARNING: ${1}\033[0m"
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}
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print_done() {
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echo -e "\033[32mdone.\033[0m"
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}
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error_fatal() {
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print_warning "$1; interrupting startup"
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while sleep 3600;do sleep 3600;done
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}
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##
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# SHOW BRANDING
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##
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echo -e '
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Starting
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""# #
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# mmm #mmm mmm m m m mm mmm
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# " # #" "# # " "m m" #" # #" "
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# m"""# # # """m #m# # # #
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"mm "mm"# ##m#" "mmm" "# # # "#mm"
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m"
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""
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https://gitlab.jalr.de/fablab/initramfs
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'
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##
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# READ CONFIGURATION PARAMETERS FROM KERNEL PARAMETERS
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##
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print_waiting "Reading configuration parameters"
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set -- $(cat /proc/cmdline)
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for x in "$@"; do
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case "$(echo $x | cut -d= -f1)" in
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disk)
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disk="$(echo $x | cut -d= -f2)"
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;;
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root)
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root="$(echo $x | cut -d= -f2)"
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;;
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partsize)
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partsize="$(echo $x | cut -d= -f2)"
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;;
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torrent)
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torrent="$(echo $x | cut -d= -f2)"
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;;
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qemu)
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qemu="$(echo $x | cut -d= -f2)"
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;;
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esac
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done
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# Check if mandatory parameters are missing
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if [ -z "$disk" ];then
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error_fatal "The disk parameter is missing"
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fi
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if [ -z "$root" ];then
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error_fatal "The root parameter is missing"
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fi
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if [ -z "$partsize" ];then
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error_fatal "The partsize parameter is missing"
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fi
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if [ -z "$torrent" ];then
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error_fatal "The torrent parameter is missing"
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fi
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print_done
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##
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# PARTITIONING OF DISK
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##
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size_part_1=$(($partsize * 1024 * 1024 / 512))
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parttable="label: dos
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label-id: 0xdeadbeef
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device: $disk
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unit: sectors
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$root : start= 2048, size= $size_part_1, type=83"
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readtable="$(sfdisk -d $disk)" # wtf? but it is needed
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print_waiting "Checking partition tables"
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if [ "$parttable" != "$readtable" ];then
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print_done
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print_waiting "Partition tables do not match; partitioning disk"
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rewrite_rootfs=true
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sfdisk -q $disk << PARTTABLE
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$parttable
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PARTTABLE
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print_done
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else
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print_done
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fi
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print_waiting "Checking root filesystem"
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e2fsck -y $root &> /dev/null
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fsck=$?
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if [ "$fsck" != 0 ] && [ "$fsck" != 1 ] || [ "$rewrite_rootfs" == "true" ];then
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print_done
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print_waiting "Creating root filesystem"
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mke2fs -q -F -t ext4 $root
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print_done
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else
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print_done
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fi
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##
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# TEMPORARY NETWORK CONFIG (only for qemu)
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##
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if ! [ -z "$qemu" ];then
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print_waiting "Setting up temporary network config"
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ip addr add 10.2.2.2/24 dev ens3
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ip link set ens3 up
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print_done
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else
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print_waiting "Setting up interfaces with DHCP"
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ipconfig all
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print_done
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fi
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##
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# MOUNT TEMPORARY ROOTFS
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##
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print_waiting "Mounting temporary root filesystem"
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mkdir -p /tmp_root
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mount -t ext4 $root /tmp_root
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cd /tmp_root
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print_done
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##
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# DOWNLOAD FS IMAGE
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##
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print_waiting "Downloading root filesystem image"
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# --allow-overwrite: do not rename the torrent file
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# --check-integrity: verify downloaded file and do not complain about missing controll file
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# --seed-time=0: do not wait until ratio 1, we seed when we’re booted
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# --summary-interval=0: do not show summary while downloading
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# --console-log-level=error: Only show errors
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# --download-result=hide: Do not show download results
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download=true
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while [ "$download" == true ];do
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aria2c \
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--allow-overwrite \
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--check-integrity \
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--seed-time=0 \
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--summary-interval=0 \
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--console-log-level=error \
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--download-result=hide \
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$torrent 2>&1 | grep -v 'DHT routing table'
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if [ $? == 0 ];then
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download=false
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else
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rm rootfs.tar.gz rootfs.torrent
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fi
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done
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print_done
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print_waiting "Comparing installed and remote image"
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if [ -f /tmp_root/.build_uuid ];then
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cd /tmp
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tar xzf /tmp_root/rootfs.tar.gz .build_uuid
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if [ "$(cat .build_uuid)" == "$(cat /tmp_root/.build_uuid)" ];then
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sync=false
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print_done
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else
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sync=true
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print_done
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print_waiting "Deleting old filesystem"
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cd /tmp_root
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rm -rf $(tar tzf rootfs.tar.gz|grep '^[^/]*/$' )
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cd /tmp
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print_done
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fi
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rm .build_uuid
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cd /tmp_root
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else
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sync=true
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print_done
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fi
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if [ "$sync" == "true" ];then
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print_waiting "Extracting root filesystem image"
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tar xzf rootfs.tar.gz
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print_done
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fi
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##
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# UNMOUNT TEMPORARY ROOTFS
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##
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print_waiting "Unmounting temporary root filesystem"
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cd /
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umount /tmp_root
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print_done
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11
mktorrent/Dockerfile
Normal file
11
mktorrent/Dockerfile
Normal file
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@ -0,0 +1,11 @@
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FROM alpine
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RUN apk add --no-cache mktorrent \
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&& mkdir /workdir
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COPY entrypoint.sh /usr/local/bin/entrypoint.sh
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WORKDIR /workdir
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ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
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25
mktorrent/entrypoint.sh
Executable file
25
mktorrent/entrypoint.sh
Executable file
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@ -0,0 +1,25 @@
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#!/bin/sh
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set -e
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NAME="$1"
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if [ "$WEBSEED" = "" ]; then
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echo '$WEBSEED not provided' >&2
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exit 1
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fi
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if [ "$ANNOUNCE" = "" ]; then
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echo '$ANNOUNCE not provided' >&2
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exit 1
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fi
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TORRENT_FILE="$NAME.torrent"
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WEBSEED_URL="$WEBSEED/$NAME"
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if [ -e "$TORRENT_FILE" ]; then rm "$TORRENT_FILE"; fi
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mktorrent-borg -a "$ANNOUNCE" -o "$TORRENT_FILE" -l 22 -w "$WEBSEED_URL" "$NAME"
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if [ "$user" != "" ] && [ "$group" != "" ]; then
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chown "$user:$group" "$TORRENT_FILE"
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fi
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5
opentracker/Dockerfile
Normal file
5
opentracker/Dockerfile
Normal file
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@ -0,0 +1,5 @@
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FROM alpine
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RUN apk add --no-cache opentracker
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ENTRYPOINT ["/usr/bin/opentracker"]
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@ -20,6 +20,20 @@
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}
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],
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"provisioners": [
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{
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"type": "shell",
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"inline": [ "mkdir -p /etc/initramfs-tools/scripts/local-premount/" ]
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},
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{
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"type": "file",
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"source": "initramfs/labsync",
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"destination": "/etc/initramfs-tools/scripts/"
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},
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{
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"type": "file",
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"source": "initramfs/labsync-prereqs",
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"destination": "/etc/initramfs-tools/scripts/local-premount/"
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},
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{
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"type": "shell",
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"inline": [
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@ -28,9 +42,17 @@
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"echo \"commit tag: {{user `ci_commit_tag`}}\" >> /.build-info",
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"echo \"commit ref name: {{user `ci_commit_ref_name`}}\" >> /.build-info",
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"echo \"commit ref slug: {{user `ci_commit_ref_slug`}}\" >> /.build-info",
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"apt-get update && apt-get -y install python openssh-server"
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"apt-get update",
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"apt-get -y dist-upgrade",
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"apt-get -y install aria2 initramfs-tools linux-image-amd64 openssh-server python",
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"echo 'RESUME=none' > /etc/initramfs-tools/conf.d/resume",
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"echo squashfs >> /etc/initramfs-tools/modules",
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"echo overlay >> /etc/initramfs-tools/modules",
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"mkdir /artifacts",
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"mkinitramfs -o /artifacts/initramfs $(find /boot -name 'vmlinuz-*' -printf '%f\\n' | sed 's/^vmlinuz-//')",
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"cp $(find /boot -name 'vmlinuz-*' | sort -V | tail -n 1) /artifacts/linux"
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]
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},
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},
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{
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"type": "ansible",
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"playbook_file": "ansible/playbook.yml",
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20
packer/docker/Dockerfile
Normal file
20
packer/docker/Dockerfile
Normal file
|
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@ -0,0 +1,20 @@
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FROM docker:dind
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RUN apk add --no-cache \
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ansible \
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openssh-client \
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squashfs-tools
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ARG PACKER_VERSION
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RUN mkdir -p /usr/local/bin \
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&& wget -O /tmp/packer.zip -c https://releases.hashicorp.com/packer/${PACKER_VERSION}/packer_${PACKER_VERSION}_linux_amd64.zip \
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&& unzip /tmp/packer.zip -d /usr/local/bin \
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&& rm -f /tmp/packer.zip \
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&& mkdir /workdir
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WORKDIR /workdir
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COPY entrypoint.sh /usr/local/bin/entrypoint.sh
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ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
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49
packer/docker/entrypoint.sh
Executable file
49
packer/docker/entrypoint.sh
Executable file
|
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@ -0,0 +1,49 @@
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#!/bin/sh
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set -e
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NAME="$1"
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|
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if [ "$NAME" = "" ]; then
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echo 'no name supplied, stopping.' >&2
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exit 1
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fi
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PACKER_JSON="$NAME.json"
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INITRAMFS_FILE="$NAME.initramfs"
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LINUX_FILE="$NAME.linux"
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SQUASHFS_FILE="$NAME"
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packer build "$PACKER_JSON"
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mkdir -p build/rootfs
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tar xf build/rootfs.tar -C build/rootfs
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mv build/rootfs/artifacts/initramfs "/images/$INITRAMFS_FILE"
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mv build/rootfs/artifacts/linux "/images/$LINUX_FILE"
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rm -rf build/rootfs/artifacts
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rm -- \
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build/rootfs/.dockerenv \
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build/rootfs/initrd.* \
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build/rootfs/vmlinuz*
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if [ -e "/images/$SQUASHFS_FILE" ]; then
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rm "/images/$SQUASHFS_FILE"
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fi
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mksquashfs build/rootfs "/images/$SQUASHFS_FILE" \
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-comp lzo \
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||||
-Xcompression-level 9
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||||
|
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rm -rf build
|
||||
|
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if [ "$user" != "" ] && [ "$group" != "" ]; then
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chown $user:$group \
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"/images/$INITRAMFS_FILE" \
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||||
"/images/$LINUX_FILE" \
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||||
"/images/$SQUASHFS_FILE"
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||||
fi
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||||
|
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189
packer/initramfs/labsync
Executable file
189
packer/initramfs/labsync
Executable file
|
|
@ -0,0 +1,189 @@
|
|||
#!/bin/sh
|
||||
|
||||
labsync_mount_root() {
|
||||
##
|
||||
# FUNCTION DEFINITIONS
|
||||
##
|
||||
|
||||
print_waiting() {
|
||||
echo -en "\033[36m${1}... \033[0m"
|
||||
}
|
||||
|
||||
print_warning() {
|
||||
echo -e "\n\033[31mWARNING: ${1}\033[0m"
|
||||
}
|
||||
|
||||
print_done() {
|
||||
echo -e "\033[32mdone.\033[0m"
|
||||
}
|
||||
|
||||
error_fatal() {
|
||||
print_warning "$1; interrupting startup"
|
||||
while sleep 3600;do sleep 3600;done
|
||||
}
|
||||
|
||||
##
|
||||
# SHOW BRANDING
|
||||
##
|
||||
|
||||
echo -e '
|
||||
Starting
|
||||
""# #
|
||||
# mmm #mmm mmm m m m mm mmm
|
||||
# " # #" "# # " "m m" #" # #" "
|
||||
# m"""# # # """m #m# # # #
|
||||
"mm "mm"# ##m#" "mmm" "# # # "#mm"
|
||||
m"
|
||||
""
|
||||
https://gitlab.jalr.de/fablab/initramfs
|
||||
'
|
||||
|
||||
##
|
||||
# READ CONFIGURATION PARAMETERS FROM KERNEL PARAMETERS
|
||||
##
|
||||
|
||||
print_waiting "Reading configuration parameters"
|
||||
set -- $(cat /proc/cmdline)
|
||||
for x in "$@"; do
|
||||
arg="$(echo $x | cut -d= -f1)"
|
||||
case "$arg" in
|
||||
disk|root|partsize|qemu)
|
||||
eval $arg="$(echo $x | cut -d= -f2)"
|
||||
;;
|
||||
esac
|
||||
done
|
||||
|
||||
# Check if mandatory parameters are missing
|
||||
|
||||
if [ -z "$disk" ];then
|
||||
error_fatal "The disk parameter is missing"
|
||||
fi
|
||||
if [ -z "$partsize" ];then
|
||||
error_fatal "The partsize parameter is missing"
|
||||
fi
|
||||
if [ -z "$torrent" ];then
|
||||
error_fatal "The torrent parameter is missing"
|
||||
fi
|
||||
if [ -z "$torrent_file" ];then
|
||||
error_fatal "The torrent_file parameter is missing"
|
||||
fi
|
||||
print_done
|
||||
|
||||
##
|
||||
# PARTITIONING OF DISK
|
||||
##
|
||||
|
||||
size_part_1=$(($partsize * 1024 * 1024 / 512))
|
||||
|
||||
parttable="label: dos
|
||||
label-id: 0xdeadbeef
|
||||
device: $disk
|
||||
unit: sectors
|
||||
|
||||
$root : start= 2048, size= $size_part_1, type=83"
|
||||
|
||||
readtable="$(sfdisk -d $disk)" # wtf? but it is needed
|
||||
|
||||
print_waiting "Checking partition tables"
|
||||
if [ "$parttable" != "$readtable" ];then
|
||||
print_done
|
||||
print_waiting "Partition tables do not match; partitioning disk"
|
||||
rewrite_rootfs=true
|
||||
sfdisk -q $disk << PARTTABLE
|
||||
$parttable
|
||||
PARTTABLE
|
||||
print_done
|
||||
else
|
||||
print_done
|
||||
fi
|
||||
|
||||
##
|
||||
# TEMPORARY NETWORK CONFIG (only for qemu)
|
||||
##
|
||||
|
||||
configure_networking
|
||||
|
||||
#if ! [ -z "$qemu" ];then
|
||||
# print_waiting "Setting up temporary network config"
|
||||
# ip addr add 10.2.2.2/24 dev ens3
|
||||
# ip link set ens3 up
|
||||
# print_done
|
||||
#else
|
||||
# print_waiting "Setting up interfaces with DHCP"
|
||||
# ipconfig all
|
||||
# print_done
|
||||
#fi
|
||||
|
||||
##
|
||||
# DOWNLOAD SQUASHFS
|
||||
##
|
||||
|
||||
print_waiting "Downloading root filesystem image via $torrent"
|
||||
# --allow-overwrite: do not rename the torrent file
|
||||
# --check-integrity: verify downloaded file and do not complain about missing controll file
|
||||
# --seed-time=0: do not wait until ratio 1, we seed when we’re booted
|
||||
# --summary-interval=0: do not show summary while downloading
|
||||
# --console-log-level=error: Only show errors
|
||||
# --download-result=hide: Do not show download results
|
||||
ip a
|
||||
sleep 1
|
||||
|
||||
#wget -O /tmp/torrent "$torrent"
|
||||
|
||||
(cd /tmp
|
||||
ln -s "${disk}1" "$torrent_file"
|
||||
aria2c \
|
||||
--allow-overwrite \
|
||||
--check-integrity \
|
||||
--seed-time=0 \
|
||||
--summary-interval=10 \
|
||||
--file-allocation=none \
|
||||
--enable-dht=false \
|
||||
"$torrent"
|
||||
)
|
||||
print_done
|
||||
|
||||
modprobe overlay
|
||||
mkdir -p /root
|
||||
mkdir /ro_root /rw_root
|
||||
mount -t squashfs /dev/sda1 /ro_root
|
||||
mke2fs -q -F -t ext4 /dev/sdb1
|
||||
mount -t ext4 /dev/sdb1 /rw_root
|
||||
mkdir -p /rw_root/upper /rw_root/work
|
||||
mount -t overlay overlay -o lowerdir=/ro_root,upperdir=/rw_root/upper,workdir=/rw_root/work /root
|
||||
sleep 10
|
||||
|
||||
|
||||
}
|
||||
|
||||
labsync_top() {
|
||||
:
|
||||
}
|
||||
|
||||
labsync_premount() {
|
||||
:
|
||||
}
|
||||
|
||||
labsync_bottom() {
|
||||
:
|
||||
}
|
||||
|
||||
mountroot()
|
||||
{
|
||||
labsync_mount_root
|
||||
}
|
||||
|
||||
mount_top()
|
||||
{
|
||||
labsync_top
|
||||
}
|
||||
|
||||
mount_premount()
|
||||
{
|
||||
labsync_premount
|
||||
}
|
||||
|
||||
mount_bottom()
|
||||
{
|
||||
labsync_bottom
|
||||
}
|
||||
17
packer/initramfs/labsync-prereqs
Executable file
17
packer/initramfs/labsync-prereqs
Executable file
|
|
@ -0,0 +1,17 @@
|
|||
#!/bin/sh
|
||||
|
||||
case $1 in
|
||||
prereqs)
|
||||
##
|
||||
# GETS EXECUTED WHEN BUILDING INITRAMFS
|
||||
##
|
||||
. /usr/share/initramfs-tools/hook-functions
|
||||
copy_exec /sbin/mke2fs
|
||||
copy_exec /sbin/e2fsck
|
||||
copy_exec /usr/bin/aria2c
|
||||
copy_exec /sbin/sfdisk
|
||||
copy_file cert /etc/ssl/certs/ca-certificates.crt
|
||||
exit 0
|
||||
;;
|
||||
esac
|
||||
|
||||
33
qemu.sh
33
qemu.sh
|
|
@ -1,23 +1,34 @@
|
|||
#!/bin/sh
|
||||
|
||||
ifname_tap=taptstsync
|
||||
ifname_br=brtstsync
|
||||
ifname_tap=taplabsync
|
||||
ifname_br=brlabsync
|
||||
|
||||
[ -e pladde.img ] || qemu-img create pladde.img 4G
|
||||
TORRENT="$1.torrent"
|
||||
KERNEL="$1.linux"
|
||||
INITRAMFS="$1.initramfs"
|
||||
SQUASHFS="$1"
|
||||
|
||||
if [ "$1" = "" ]; then
|
||||
echo "you must supply an image name!" >&2
|
||||
exit 1
|
||||
fi
|
||||
|
||||
mkdir -p ./tmp
|
||||
[ -e tmp/qemu-disk.img ] || qemu-img create tmp/qemu-disk.img 4G
|
||||
|
||||
sudo ip tuntap add dev $ifname_tap mode tap user $USER
|
||||
sudo brctl addbr $ifname_br
|
||||
sudo brctl addif $ifname_br $ifname_tap
|
||||
sudo ip addr add 10.2.2.1/24 dev brtstsync
|
||||
sudo ip link set taptstsync up
|
||||
sudo ip link set brtstsync up
|
||||
sudo ip addr add 10.2.2.1/24 dev $ifname_br
|
||||
sudo ip link set taplabsync up
|
||||
sudo ip link set brlabsync up
|
||||
|
||||
qemu-system-x86_64 \
|
||||
-kernel vmlinuz \
|
||||
-initrd initrd.gz \
|
||||
-drive format=raw,file=pladde.img \
|
||||
-append "disk=/dev/sda root=/dev/sda1 partsize=3072 torrent=http://10.2.2.1:8081/rootfs.torrent qemu quiet" \
|
||||
-curses \
|
||||
-kernel "images/$KERNEL" \
|
||||
-initrd "images/$INITRAMFS" \
|
||||
-drive format=raw,file=tmp/qemu-disk.img \
|
||||
-drive format=raw,file=tmp/qemu-disk2.img \
|
||||
-append "boot=labsync disk=/dev/sda partsize=3072 torrent=http://10.2.2.1/$TORRENT torrent_file=$SQUASHFS quiet vga=792 ip=10.2.2.2:::255.255.255.0:qemumachine:ens3:off" \
|
||||
-enable-kvm \
|
||||
-m 1G \
|
||||
-net nic \
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue