source init
This commit is contained in:
Denis Knauf
commit
5d1cfc63a9
103
Makefile
Normal file
103
Makefile
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@ -0,0 +1,103 @@
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SHELL = /bin/sh
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.SUFFIXES:
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INSTALL = /usr/bin/install
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MNAME := octoprint
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MACHINES_DIR := /var/lib/machines
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MDIR := $(MACHINES_DIR)/$(MNAME)
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TDIR := $(MACHINES_DIR)/$(MNAME)-template
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DEVPTN := '/dev/ttyUSB*'
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OP = systemd-nspawn --machine=$(MNAME) --hostname=$(MNAME) --directory="$(MDIR)" --tmpfs=/run --tmpfs=/run/lock
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all:
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@echo Nothing to do.
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@echo run 'sudo make install'
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.PHONY: all
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/usr/bin/systemd-nspawn:
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apt install -y systemd-container
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/etc/cron-apt/action.d /usr/sbin/cron-apt:
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apt install -y cron-apt
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/etc/cron-apt/action.d/6-upgrade: /etc/cron-apt/action.d
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/etc/cron-apt/action.d/6-upgrade $(MDIR)/etc/cron-apt/action.d/6-upgrade: src/cron-apt-6-upgrade
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$(INSTALL) -o root -g root -m 644 $< $@
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/usr/sbin/debootstrap:
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apt install -y debootstrap
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touch "$@"
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/etc/systemd/system/octoprint-container@.service: src/octoprint-container@.service
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$(INSTALL) -o root -g root -m 0644 $< $@
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/etc/systemd/system/multi-user.target.wants/octoprint-container@.service: /etc/systemd/system/octoprint-container@.service
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ln -fs $< $@
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$(MDIR): /usr/sbin/debootstrap
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rm -rf "$@".tmp
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debootstrap --include=systemd-container stable "$@".tmp
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touch "$@".tmp
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mv "$@".tmp "$@"
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$(MDIR)/usr/bin/pip3: $(MDIR)
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$(OP) apt install -y python3-pip
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touch "$@"
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$(MDIR)/usr/bin/ffmpeg: $(MDIR)
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$(OP) apt install -y ffmpeg
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touch "$@"
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$(MDIR)/usr/sbin/cron-apt: $(MDIR)
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$(OP) apt install -y cron-apt
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touch "$@"
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$(MDIR)/usr/bin/nullmailer-send: $(MDIR)
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$(OP) apt install -y nullmailer
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touch "$@"
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$(MDIR)/usr/local/bin/octoprint: $(MDIR)/usr/bin/pip3
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$(OP) pip3 install octoprint
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touch "$@"
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install_octoprint: $(MDIR) /usr/bin/systemd-nspawn $(addprefix $(MDIR),/usr/bin/pip3 /usr/bin/ffmpeg /usr/local/bin/octoprint)
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$(OP) sh -c 'getent passwd octoprint >/dev/null || useradd -mrUd /var/lib/octoprint -G dialout octoprint'
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.PHONY: install_octoprint
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$(MDIR)/usr/local/libexec/octoprint-init: src/octoprint-init $(MDIR)/usr/local/libexec
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$(INSTALL) -o root -g root -m 0755 $< $@
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$(MDIR)/etc/systemd/system/octoprint-init.service: src/octoprint-init.service $(MDIR)
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$(INSTALL) -o root -g root -m 0755 $< $@
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$(MDIR)/etc/systemd/system/multi-user.target.wants/octoprint-init.service: $(MDIR)/etc/systemd/system/octoprint-init.service
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ln -fs $< $@
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$(MDIR)/etc/systemd/system/octoprint.service: src/octoprint.service
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$(INSTALL) -o root -g root -m 0644 $< $@
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TDIR_DIRS = $(addprefix $(TDIR),/dev /media /opt /etc /mnt /usr /usr/lib \
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/local /home /srv /run /boot /tmp /root /var /var/backups /var/opt \
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/var/lib /var/local /var/spool /var/spool/cron /var/spool/rsyslog \
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/var/spool/mail /var/log /var/cache /var/tmp /var/mail /proc /sys)
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$(TDIR_DIRS): $(dir $@)
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$(INSTALL) -o root -g root -m 0755 -d $@
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$(MDIR)/usr/local/libexec:
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$(INSTALL) -o root -g root -m 0755 -d $@
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$(TDIR):
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$(INSTALL) -o root -g root -m 0755 -d $@
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##### install*: #####
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install_system: /usr/bin/systemd-nspawn /usr/sbin/cron-apt /etc/cron-apt/action.d/6-upgrade
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.PHONY: install_system
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install_container: install_octoprint \
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/etc/systemd/system/octoprint-container@.service \
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$(MDIR)/usr/local/libexec/octoprint-init \
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$(MDIR)/etc/systemd/system/octoprint-init.service \
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$(MDIR)/etc/systemd/system/multi-user.target.wants/octoprint-init.service \
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$(MDIR)/etc/systemd/system/octoprint.service \
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$(MDIR)/etc/cron-apt/action.d/6-upgrade
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.PHONY: install_container
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install_template: $(TDIR_DIRS)
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.PHONY: install_template
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install: install_system install_container install_template
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systemctl daemon-reload
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.PHONY: install
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203
hexopi.sh
Normal file
203
hexopi.sh
Normal file
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@ -0,0 +1,203 @@
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#!/usr/bin/env sh
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# SPDX-License-Identifier: GPL-3.0
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# Denis Kanuf <https://denkn.at>
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die() {
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>&2 printf '\e[1;31mdied: %s\e[0m\n' "$*"
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exit 1
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}
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l() {
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>&2 printf '\e[1m%s\e[0m\n' "$*"
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}
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d() {
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>&2 printf '\e[1;34m# %s\e[0m\n' "$*"
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"$@" || die "$*"
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}
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MNAME=octoprint
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MDIR=/var/lib/machines/$MNAME
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TDIR=/var/lib/machines/$MNAME-template
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DEVPTN='/dev/ttyUSB*'
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LICENSE="$(cat <<EOF
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# SPDX-License-Identifier: GPL-3.0
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# Denis Knauf <https://denkn.at>
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EOF
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)"
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alias OP='d systemd-nspawn --machine=$MNAME --hostname=$MNAME --directory="$MDIR" --tmpfs=/run --tmpfs=/run/lock'
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t_mkdir() {
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for d
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do
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d install -d "$TDIR/$d"
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done
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}
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###############################################################################
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ho_install() {
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d apt install -y systemd-container debootstrap cron-apt dnsmasq
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d dd of=/etc/cron-apt/action.d/6-upgrade <<EOF
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safe-upgrade -y
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EOF
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if [ -d "$MDIR" ]
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then
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l skipping debootstrap
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else
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d rm -rf "$MDIR".tmp
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d debootstrap --include=systemd-container stable "$MDIR".tmp
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d mv "$MDIR".tmp "$MDIR"
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fi
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OP apt update
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OP apt dist-upgrade -y
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OP apt install -y nullmailer python3-pip cron-apt ffmpeg
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OP pip3 install octoprint
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OP sh -c 'getent passwd octoprint || useradd -mrUd /var/lib/octoprint -G dialout octoprint'
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d install -o root -g root -m 0755 "$0" /usr/local/sbin/hexapi
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d install -o root -g root -m 0755 "$0" "$MDIR"/usr/local/sbin/hexapi
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d dd of="$MDIR"/etc/cron-apt/action.d/6-upgrade <<EOF
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safe-upgrade -y
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EOF
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d dd of=/etc/systemd/system/octoprint-container@.service <<EOF
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${LICENSE}
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# Based on systemd-nspawn@.service
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[Unit]
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Description=OctoPrint Container for %i
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Documentation=man:systemd-nspawn(1)
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PartOf=machines.target
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Before=machines.target
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After=network.target systemd-resolved.service
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RequiresMountsFor=/var/lib/machines
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BindTo=dev-%i.device
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[Service]
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ExecStart=/usr/bin/systemd-nspawn --quiet --keep-unit --boot --link-journal=try-guest \
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--settings=override \
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--directory=/var/lib/machines/octoprint@ttyUSB0 --template=/var/lib/machines/octoprint-template \
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--overlay=/var/lib/machines/octoprint/etc:/var/lib/machines/octoprint@%i/etc:/etc \
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--bind-ro=/var/lib/machines/octoprint/usr:/usr --bind=/dev/%i --machine=%i --hostname=%i
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KillMode=mixed
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Type=notify
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RestartForceExitStatus=133
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SuccessExitStatus=133
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WatchdogSec=3min
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Slice=machine.slice
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Delegate=yes
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TasksMax=16384
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# Enforce a strict device policy, similar to the one nspawn configures when it
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# allocates its own scope unit. Make sure to keep these policies in sync if you
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# change them!
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DevicePolicy=closed
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DeviceAllow=/dev/net/tun rwm
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DeviceAllow=char-pts rw
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# nspawn itself needs access to /dev/loop-control and /dev/loop, to implement
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# the --image= option. Add these here, too.
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DeviceAllow=/dev/loop-control rw
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DeviceAllow=block-loop rw
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DeviceAllow=block-blkext rw
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# nspawn can set up LUKS encrypted loopback files, in which case it needs
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# access to /dev/mapper/control and the block devices /dev/mapper/*.
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DeviceAllow=/dev/mapper/control rw
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DeviceAllow=block-device-mapper rw
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# octoprint needs access to serial-interfaces.
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DeviceAllow=/dev/%i rw
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DeviceAllow=char-ttyUSB rw
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[Install]
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WantedBy=machines.target
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EOF
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d dd of="/etc/udev/rules.d/50-octoprint-container.rules" <<EOF
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SUBSYSTEMS=="usb", KERNEL=="ttyUSB*", ACTION=="add", TAG+="systemd", ENV{SYSTEMD_WANTS}+="octoprint-container@%k.service" ENV{SYSTEMD_ALIAS}+="/dev/%k"
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EOF
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d dd of="$MDIR"/etc/systemd/system/octoprint-init.service <<EOF
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${LICENSE}
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[Unit]
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Description=Initialize Octoprint 3d-printer web interface
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Before=octoprint.service
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[Service]
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Type=oneshot
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ExecStart=/usr/local/sbin/hexapi install_env
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[Install]
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WantedBy=multi-user.target
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EOF
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d ln -fs ../octoprint-init.service "$MDIR"/etc/systemd/system/multi-user.target.wants/octoprint-init.service
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d dd of="$MDIR"/etc/systemd/system/octoprint.service <<EOF
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${LICENSE}
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[Unit]
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Description=OctoPrint 3D-printer web interface
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After=octoprint-init.service
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[Service]
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EnvironmentFile=/local/env
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EnvironmentFile=-/env
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ExecStart=/usr/local/bin/octoprint serve --host=\${OCTOPRINT_HOST} --port=\${OCTOPRINT_PORT}
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User=octoprint
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Group=octoprint
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[Install]
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WantedBy=multi-user.target
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EOF
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t_mkdir /dev /media /opt /etc /mnt /usr /usr/lib /local /home /srv /run /boot /tmp /root /var \
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/var/backups /var/opt /var/lib /var/local /var/spool /var/spool/cron /var/spool/rsyslog \
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/var/spool/mail /var/log /var/cache /var/tmp /var/mail /proc /sys
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d systemctl daemon-reload
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}
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###############################################################################
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ho_list() {
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for f in $DEVPTN
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do
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echo "found: $f"
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done
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}
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###############################################################################
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ho_environment() {
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device=$(hostname)
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if [ "$device" = "${device#ttyUSB}" ]
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then
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>&2 echo "not a container for running octoprint - no device"
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exit 0
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elif [ -e "/dev/$device" ]
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then
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> /local/env echo OCTOPRINT_HOST=0.0.0.0
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>>/local/env echo OCTOPRINT_PORT=$((2000+${device#*USB}))
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install -o octoprint -g octoprint -m 700 -d /var/lib/octoprint
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/usr/bin/systemctl enable --no-block --now octoprint.service
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/usr/bin/systemctl disable octoprint-init.service
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else
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>&2 echo "Device not found: $device"
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exit 1
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fi
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}
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###############################################################################
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case "$1" in
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install) ho_install ;;
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list) ho_list ;;
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install_env) ho_environment ;;
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*)
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>&2 echo "Usage: $0 install"
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exit 1
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;;
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esac
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1
src/50-octoprint-container.rules
Normal file
1
src/50-octoprint-container.rules
Normal file
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@ -0,0 +1 @@
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SUBSYSTEMS=="usb", KERNEL=="ttyUSB*", ACTION=="add", TAG+="systemd", ENV{SYSTEMD_WANTS}+="octoprint-container@%k.service" ENV{SYSTEMD_ALIAS}+="/dev/%k"
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1
src/cron-apt-6-upgrade
Normal file
1
src/cron-apt-6-upgrade
Normal file
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@ -0,0 +1 @@
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safe-upgrade -y
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52
src/octoprint-container@.service
Normal file
52
src/octoprint-container@.service
Normal file
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@ -0,0 +1,52 @@
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# SPDX-License-Identifier: GPL-3.0
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# Denis Kanuf <https://denkn.at>
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# Based on systemd-nspawn@.service
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[Unit]
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Description=OctoPrint Container for %i
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Documentation=man:systemd-nspawn(1)
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PartOf=machines.target
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Before=machines.target
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After=network.target systemd-resolved.service
|
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RequiresMountsFor=/var/lib/machines
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BindTo=dev-%i.device
|
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|
||||
[Service]
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ExecStart=/usr/bin/systemd-nspawn --quiet --keep-unit --boot --link-journal=try-guest \
|
||||
--settings=override \
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||||
--directory=/var/lib/machines/octoprint@ttyUSB0 --template=/var/lib/machines/octoprint-template \
|
||||
--overlay=/var/lib/machines/octoprint/etc:/var/lib/machines/octoprint@%i/etc:/etc \
|
||||
--bind-ro=/var/lib/machines/octoprint/usr:/usr --bind=/dev/%i --machine=%i --hostname=%i
|
||||
KillMode=mixed
|
||||
Type=notify
|
||||
RestartForceExitStatus=133
|
||||
SuccessExitStatus=133
|
||||
WatchdogSec=3min
|
||||
Slice=machine.slice
|
||||
Delegate=yes
|
||||
TasksMax=16384
|
||||
|
||||
# Enforce a strict device policy, similar to the one nspawn configures when it
|
||||
# allocates its own scope unit. Make sure to keep these policies in sync if you
|
||||
# change them!
|
||||
DevicePolicy=closed
|
||||
DeviceAllow=/dev/net/tun rwm
|
||||
DeviceAllow=char-pts rw
|
||||
|
||||
# nspawn itself needs access to /dev/loop-control and /dev/loop, to implement
|
||||
# the --image= option. Add these here, too.
|
||||
DeviceAllow=/dev/loop-control rw
|
||||
DeviceAllow=block-loop rw
|
||||
DeviceAllow=block-blkext rw
|
||||
|
||||
# nspawn can set up LUKS encrypted loopback files, in which case it needs
|
||||
# access to /dev/mapper/control and the block devices /dev/mapper/*.
|
||||
DeviceAllow=/dev/mapper/control rw
|
||||
DeviceAllow=block-device-mapper rw
|
||||
|
||||
# octoprint needs access to serial-interfaces.
|
||||
DeviceAllow=/dev/%i rw
|
||||
DeviceAllow=char-ttyUSB rw
|
||||
|
||||
[Install]
|
||||
WantedBy=machines.target
|
||||
23
src/octoprint-init
Normal file
23
src/octoprint-init
Normal file
|
|
@ -0,0 +1,23 @@
|
|||
#!/usr/bin/env sh
|
||||
# SPDX-License-Identifier: GPL-3.0
|
||||
# Denis Kanuf <https://denkn.at>
|
||||
|
||||
device=$(hostname)
|
||||
|
||||
if [ "$device" = "${device#ttyUSB}" ]
|
||||
then
|
||||
>&2 echo "not a container for running octoprint - no device"
|
||||
exit 0
|
||||
|
||||
elif [ -e "/dev/$device" ]
|
||||
then
|
||||
> /local/env echo OCTOPRINT_HOST=0.0.0.0
|
||||
>>/local/env echo OCTOPRINT_PORT=$((2000+${device#*USB}))
|
||||
install -o octoprint -g octoprint -m 700 -d /var/lib/octoprint
|
||||
/usr/bin/systemctl enable --no-block --now octoprint.service
|
||||
/usr/bin/systemctl disable octoprint-init.service
|
||||
|
||||
else
|
||||
>&2 echo "Device not found: $device"
|
||||
exit 1
|
||||
fi
|
||||
13
src/octoprint-init.service
Normal file
13
src/octoprint-init.service
Normal file
|
|
@ -0,0 +1,13 @@
|
|||
# SPDX-License-Identifier: GPL-3.0
|
||||
# Denis Kanuf <https://denkn.at>
|
||||
|
||||
[Unit]
|
||||
Description=Initialize Octoprint 3d-printer web interface
|
||||
Before=octoprint.service
|
||||
|
||||
[Service]
|
||||
Type=oneshot
|
||||
ExecStart=/usr/local/libexec/octoprint-init
|
||||
|
||||
[Install]
|
||||
WantedBy=multi-user.target
|
||||
16
src/octoprint.service
Normal file
16
src/octoprint.service
Normal file
|
|
@ -0,0 +1,16 @@
|
|||
# SPDX-License-Identifier: GPL-3.0
|
||||
# Denis Kanuf <https://denkn.at>
|
||||
|
||||
[Unit]
|
||||
Description=OctoPrint 3D-printer web interface
|
||||
After=octoprint-init.service
|
||||
|
||||
[Service]
|
||||
EnvironmentFile=/local/env
|
||||
EnvironmentFile=-/env
|
||||
ExecStart=/usr/local/bin/octoprint serve --host=${OCTOPRINT_HOST} --port=${OCTOPRINT_PORT}
|
||||
User=octoprint
|
||||
Group=octoprint
|
||||
|
||||
[Install]
|
||||
WantedBy=multi-user.target
|
||||
Loading…
Reference in a new issue