gerboweb: add deployment stuff

gerboweb/Containerfile.develop

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+FROM docker.io/archlinux:latest
+MAINTAINER gerbolyze@jaseg.de
+RUN pacman --noconfirm -Syu
+RUN pacman --noconfirm -Sy pugixml opencv pango cairo git python make clang rustup cargo python-pip base-devel gerbv rsync tmux
+RUN rustup install stable
+RUN rustup default stable
+RUN cargo install usvg resvg
+RUN mkdir /app /gerbolyze
+RUN python3 -m pip install pip==21.3.1
+RUN python3 -m pip install flask numpy lxml wasmtime svg_flatten_wasi resvg_wasi flask_wtf
+COPY develop-startup.sh /app/
+ENTRYPOINT /app/develop-startup.sh

gerboweb/ansible/gerboweb-job-processor.service.j2

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+[Unit]
+Description=Gerboweb gerber job processor
+
+[Service]
+WorkingDirectory=/var/lib/gerboweb
+ExecStart=/usr/bin/python3 job_processor.py {{gerboweb_cache}}/job_queue.sqlite3
+
+[Install]
+WantedBy=uwsgi-app@gerboweb.service

gerboweb/ansible/gerboweb.cfg.j2

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+MAX_CONTENT_LENGTH=50000000
+SECRET_KEY="{{lookup('password', 'gerboweb_flask_secret.txt length=32')}}"
+UPLOAD_PATH="{{gerboweb_cache}}/upload"
+JOB_QUEUE_DB="{{gerboweb_cache}}/job_queue.sqlite3"

gerboweb/ansible/gerboweb.yml

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+---
+- name: Setup gerboweb
+  hosts: all
+  tasks:
+  - name: Set local facts
+    set_fact:
+      gerboweb_cache: /var/cache/gerboweb
+
+  - name: Install packages into gerbolyze container
+    pacman:
+      name: python3,python-numpy,python-pip,imagemagick,pugixml,git,python,make,clang,rustup,cargo
+      state: present
+
+  - name: Setup usvg
+    shell: cargo install usvg resvg
+    args:
+      creates: /usr/bin/usvg
+
+  - name: Copy webapp sources
+    git:
+        repo: ../..
+        dest: /var/lib/gerboweb
+
+  - name: Create uwsgi worker user and group
+    user:
+        name: uwsgi-gerboweb
+        create_home: no
+        group: uwsgi
+        password: '!'
+        shell: /sbin/nologin
+        system: yes
+
+  - name: Template webapp config
+    template:
+      src: gerboweb.cfg.j2
+      dest: /var/lib/gerboweb/gerboweb_prod.cfg
+      owner: uwsgi-gerboweb
+      group: root
+      mode: 0660
+
+  - name: Copy uwsgi config
+    copy:
+        src: uwsgi-gerboweb.ini
+        dest: /etc/uwsgi.d/gerboweb.ini
+        owner: uwsgi-gerboweb
+        group: uwsgi
+        mode: 0440
+
+  - name: Copy job processor systemd service config
+    template:
+        src: gerboweb-job-processor.service.j2
+        dest: /etc/systemd/system/gerboweb-job-processor.service
+
+  - name: Enable uwsgi systemd socket
+    systemd:
+        daemon-reload: yes
+        name: uwsgi-app@gerboweb.socket
+        enabled: yes
+
+  - name: Copy gerboweb cache dir tmpfiles.d config
+    template:
+        src: tmpfiles-gerboweb.conf.j2
+        dest: /etc/tmpfiles.d/gerboweb.conf
+        owner: root
+        group: root
+        mode: 0644
+    register: tmpfiles_config
+
+  - name: Kick systemd tmpfiles service to create cache dir
+    command: systemd-tmpfiles --create
+    when: tmpfiles_config is changed
+
+  - name: Create job queue db
+    file:
+      path: "{{gerboweb_cache}}/job_queue.sqlite3"
+      owner: root
+      group: uwsgi
+      mode: 0660
+      state: touch
+
+  - name: Enable and launch job processor
+    systemd:
+        name: gerboweb-job-processor.service
+        enabled: yes
+        state: restarted
+

gerboweb/ansible/render.sh.j2

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+#!/bin/sh
+
+[ $# != 1 ] && exit 1
+ID=$1
+egrep -x -q '^[-0-9A-Za-z]{36}$'<<<"$ID" || exit 2
+
+systemd-nspawn \
+    -D {{gerboweb_root}} \
+    -x --bind={{gerboweb_cache}}/upload/$ID:/mnt \
+    /bin/sh -c "set -euo pipefail
+unzip -j -d /tmp/gerber /mnt/gerber.zip
+rm -f /mnt/template_top.svg /mnt/template_bottom.svg /mnt/template_top.preview.png /mnt/template_bottom.preview.png
+date; echo 'Rendering'
+gerbolyze template --top /mnt/template_top.svg --bottom /mnt/template_bottom.svg /tmp/gerber
+date; echo 'Scaling down'
+convert /mnt/template_top.svg -resize 500x500 -negate -brightness-contrast 30x30 -colorspace gray /mnt/template_top.preview.png
+convert /mnt/template_bottom.svg -resize 500x500 -negate -brightness-contrast 30x30 -colorspace gray /mnt/template_bottom.preview.png

gerboweb/ansible/tmpfiles-gerboweb.conf.j2

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+d {{gerboweb_cache}} 770 uwsgi-gerboweb uwsgi 2d

gerboweb/ansible/uwsgi-gerboweb.ini

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+[uwsgi]
+master = True
+cheap = True
+die-on-idle = False
+manage-script-name = True
+plugins = python3
+chdir = /var/lib/gerboweb
+mount = /=gerboweb:app
+env = GERBOWEB_SETTINGS=gerboweb_prod.cfg
+

gerboweb/ansible/vector.sh.j2

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+#!/bin/sh
+
+[ $# != 2 ] && exit 1
+ID=$1
+egrep -x -q '^[-0-9A-Za-z]{36}$'<<<"$ID" || exit 2
+LAYER=$2
+egrep -x -q '^(top|bottom)$'<<<"$LAYER" || exit 2
+
+systemd-nspawn \
+    -D {{gerboweb_root}} \
+    -x --bind={{gerboweb_cache}}/upload/$ID:/mnt \
+    /bin/sh -c "set -euo pipefail
+cd /tmp
+unzip -j -d gerber_in /mnt/gerber.zip
+gerbolyze paste "--"$LAYER /mnt/overlay.svg gerber_in gerber
+rm -f /mnt/gerber_out.zip
+zip -r /mnt/gerber_out.zip gerber"
+

gerboweb/develop-startup.sh

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+#!/bin/sh
+
+set -e
+
+cd /gerbolyze/gerbonara
+echo "### Setting up gerbonara ###"
+# newer pip is buggy and just crashes so we pinned an old version.
+# python packaging infrastructure is such an incoherent, buggy mess
+# also ignore the running pip as root warning, it's dumb and here we actually want to do just that.
+python3 -m pip --disable-pip-version-check install .
+cd /gerbolyze
+echo "### Setting up gerbolyze ###"
+python3 -m pip --disable-pip-version-check install .
+
+export PATH=$PATH:$HOME/.cargo/bin
+cd /gerbolyze/gerboweb
+echo "### Launching app ###"
+tmux new-session -d -s dev env GERBOWEB_SETTINGS=gerboweb-develop.cfg FLASK_APP=gerboweb.py flask run -h 0.0.0.0
+tmux bind -n C-q kill-session
+tmux rename-window gerboweb
+tmux split-window -t 0 -v python3 job_processor.py /var/cache/job_queue.sqlite3
+tmux attach

gerboweb/gerboweb-develop.cfg

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+MAX_CONTENT_LENGTH=50000000
+SECRET_KEY="development mode"
+UPLOAD_PATH="/var/cache/upload"
+JOB_QUEUE_DB="/var/cache/job_queue.sqlite3"

gerboweb/run-develop.sh

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+#!/bin/sh
+
+set -e
+
+cd "$(dirname $0)"
+podman build -f Containerfile.develop --tag gerbolyze-develop
+podman run -p 127.0.0.1:5000:5000 -v ..:/gerbolyze -ti gerbolyze-develop