make-appimage.sh

#!/bin/bash

# exit on any failure
set -e

# docker run --rm -ti --cap-add SYS_ADMIN --device /dev/fuse -v ./:/app python:3.9-slim bash -c "cd /app && chmod +x make-appimage.sh && ./make-appimage.sh"

# Based on https://github.com/maltfield/cross-platform-python-gui/blob/af3aa35b671c7429c268ac09c7d4a80acf0ecbff/build/linux/buildAppImage.sh

# Download dependencies
apt-get update
apt-get install -y --no-install-recommends rsync fuse git wget file fonts-noto-color-emoji fonts-cantarell unzip

PYTHON_PATH=$(which python)

mkdir ./build
cd ./build

# Setup a venv
$PYTHON_PATH -m venv venv
source ./venv/bin/activate

# Install nupack optional dependencies
pip install -U pip matplotlib jupyterlab

# Install nupack
git clone --depth 1 -b upstream/main https://github.com/genoswitch/NUPACK.git
pip install -U nupack -f NUPACK/src/package/

# Install kivy
pip install kivy[base]

wget https://github.com/niess/python-appimage/releases/download/python3.9/python3.9.18-cp39-cp39-manylinux2014_x86_64.AppImage
chmod +x ./python3.9.18-cp39-cp39-manylinux2014_x86_64.AppImage
./python3.9.18-cp39-cp39-manylinux2014_x86_64.AppImage --appimage-extract

# Copy installed dependencies from venv to kivy appdir
#  --ignore-existing to not overwrite existing binaries.
rsync -a  --ignore-existing ./venv/ ./squashfs-root/opt/python3.9/

# Add our code
rsync -a ../src ./squashfs-root/opt/

mkdir -p ./squashfs/usr/share/fonts/noto
mkdir -p ./squashfs/usr/share/fonts/cantarell
mkdir -p ./squashfs/usr/share/fonts/adobe-source-sans

rsync -a /usr/share/fonts/truetype/noto/NotoColorEmoji.ttf ./squashfs/usr/share/fonts/noto/
rsync -a /usr/share/fonts/opentype/cantarell/ ./squashfs/usr/share/fonts/cantarell/

mkdir -p fonts/source-sans
cd fonts/source-sans
wget https://github.com/adobe-fonts/source-sans/releases/download/3.052R/OTF-source-sans-3.052R.zip
unzip OTF-source-sans-3.052R.zip
rsync -a ./OTF/SourceSans3* ../../squashfs/usr/share/fonts/adobe-source-sans/

mkdir -p ../source-sans2
cd ../source-sans2
wget https://github.com/adobe-fonts/source-sans/releases/download/2.040R-ro%2F1.090R-it/source-sans-pro-2.040R-ro-1.090R-it.zip
unzip source-sans-pro-2.040R-ro-1.090R-it.zip
rsync -a ./source-sans-pro-2.040R-ro-1.090R-it/VAR/SourceSansVariable-Roman.otf ../../squashfs/usr/share/fonts/adobe-source-sans/

cd ../../

# change AppRun so it executes our app
mv ./squashfs-root/AppRun ./squashfs-root/AppRun.orig
cat > ./squashfs-root/AppRun <<'EOF'
#! /bin/bash

# Export APPRUN if running from an extracted image
self="$(readlink -f -- $0)"
here="${self%/*}"
APPDIR="${APPDIR:-${here}}"

# Export TCl/Tk
export TCL_LIBRARY="${APPDIR}/usr/share/tcltk/tcl8.5"
export TK_LIBRARY="${APPDIR}/usr/share/tcltk/tk8.5"
export TKPATH="${TK_LIBRARY}"

# Call the entry point
for opt in "$@"
do
    [ "${opt:0:1}" != "-" ] && break
    if [[ "${opt}" =~ "I" ]] || [[ "${opt}" =~ "E" ]]; then
        # Environment variables are disabled ($PYTHONHOME). Let's run in a safe
        # mode from the raw Python binary inside the AppImage
        "$APPDIR/usr/bin/python3.9 $APPDIR/opt/src/app.py" "$@"
        exit "$?"
    fi
done

# Get the executable name, i.e. the AppImage or the python binary if running from an
# extracted image
executable="${APPDIR}/usr/bin/python3.9 ${APPDIR}/opt/src/app.py"
if [[ "${ARGV0}" =~ "/" ]]; then
    executable="$(cd $(dirname ${ARGV0}) && pwd)/$(basename ${ARGV0})"
elif [[ "${ARGV0}" != "" ]]; then
    executable=$(which "${ARGV0}")
fi

# Wrap the call to Python in order to mimic a call from the source
# executable ($ARGV0), but potentially located outside of the Python
# install ($PYTHONHOME)
(PYTHONHOME="${APPDIR}/opt/python3.9" exec -a "${executable}" "$APPDIR/usr/bin/python3.9" "$APPDIR/opt/src/app.py" "$@")
exit "$?"
EOF

# make apprun executable
chmod +x ./squashfs-root/AppRun

# Section: build appImage

# Download AppImageTool
wget https://github.com/AppImage/AppImageKit/releases/download/13/appimagetool-x86_64.AppImage
chmod +x ./appimagetool-x86_64.AppImage

# artifact folder
mkdir dist
./appimagetool-x86_64.AppImage ./squashfs-root dist/genoswitch.AppImage