add Dockerfile and related scripts

Author: iruzo

Dockerfile

@@ -0,0 +1,27 @@
+# Use a base image with necessary build tools
+FROM python:3.11-slim AS builder
+
+# Install required packages for building
+RUN apt-get update && apt-get install -y \
+    gcc \
+    musl-dev \
+    build-essential \
+    python3-dev \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set the working directory
+WORKDIR /app
+
+# Copy the application code
+COPY . .
+
+# Install PyInstaller
+RUN pip install pyinstaller
+RUN pip install -r requirements.txt
+
+# Create a statically linked binary with PyInstaller
+RUN pyinstaller --onefile --clean podman_compose.py
+
+# Export binary
+RUN cp /app/dist/podman_compose /result/podman-compose

README.md

@@ -74,6 +74,12 @@ pip3 install https://github.com/containers/podman-compose/archive/main.tar.gz
 brew install podman-compose
 ```
 
+### Generate binary using docker/podman locally
+This script will download the repo, generate the binary using [this Dockerfile](https://github.com/containers/podman-compose/blob/main/Dockerfile.md) and let the binary in the directory where you called this script.
+```bash
+sh -c "$(curl -sSL https://raw.githubusercontent.com/containers/podman-compose/main/scripts/download_podman-compose.sh)"
+```
+
 ### Manual
 
 ```bash

scripts/download_podman-compose.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+# Delete repository dir
+rm -rf podman-compose-src
+
+# Clone repository
+git clone https://github.com/containers/podman-compose podman-compose-src
+
+# Generate binary
+sh podman-compose-src/scripts/generate_binary_using_dockerfile.sh
+
+# Move binary outside repo's dir
+mv podman-compose-src/podman-compose .
+
+# Delete repository dir
+rm -rf podman-compose-src

scripts/generate_binary_using_dockerfile.sh

@@ -0,0 +1,61 @@
+#!/bin/sh
+
+# Find an available container tool (docker or podman)
+find_container_tool() {
+    if command -v docker > /dev/null 2>&1; then
+        echo "sudo docker"
+    elif command -v podman > /dev/null 2>&1; then
+        echo "podman"
+    else
+        echo "Error: Neither docker nor podman is available." >&2
+        exit 1
+    fi
+}
+
+# Determine which container tool to use
+CONTAINER_TOOL=$(find_container_tool)
+
+# Find the directory containing the dockerfile by traversing up the directory tree
+find_dockerfile_dir() {
+    DIR=$(cd "$(dirname "$0")" && pwd)/$(basename "$0")
+    while [ "$DIR" != "/" ]; do
+        if ls "$DIR"/*Dockerfile 1> /dev/null 2>&1; then
+            echo "$DIR"
+            return
+        fi
+        DIR=$(dirname "$DIR")
+    done
+    echo "Error: Dockerfile not found in the directory hierarchy." >&2
+    exit 1
+}
+
+# Locate the directory containing dockerfile (root)
+PROJECT_ROOT_DIR=$(find_dockerfile_dir)
+
+# Check SELinux status and set appropriate mount option
+check_selinux() {
+    if command -v getenforce > /dev/null 2>&1; then
+        SELINUX_STATUS=$(getenforce)
+        if [ "$SELINUX_STATUS" = "Enforcing" ] || [ "$SELINUX_STATUS" = "Permissive" ]; then
+            echo ":z"
+        else
+            echo ""
+        fi
+    elif [ -f /sys/fs/selinux/enforce ]; then
+        if [ "$(cat /sys/fs/selinux/enforce)" = "1" ]; then
+            echo ":z"
+        else
+            echo ""
+        fi
+    else
+        echo ""
+    fi
+}
+
+# Get the SELinux option for volume mounts if SELinux is enforcing or permissive
+SELINUX=$(check_selinux)
+
+# Build binary
+$CONTAINER_TOOL image rm podman-compose
+$CONTAINER_TOOL build -v "$PROJECT_ROOT_DIR:/result$SELINUX" -t podman-compose $PROJECT_ROOT_DIR
+$CONTAINER_TOOL image rm podman-compose