From 7c4b465d8c773b2e6282e78553c7c49e85e091d5 Mon Sep 17 00:00:00 2001
From: Andrew D. France
Date: Tue, 22 Jul 2025 20:49:31 -0500
Subject: Added Jenkins files for local CI testing

---
 Dockerfile.jenkins | 29 +++++++++++++++++++++++++
 Jenkinsfile        | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 docker-compose.yml | 17 +++++++++++++++
 3 files changed, 110 insertions(+)
 create mode 100644 Dockerfile.jenkins
 create mode 100644 Jenkinsfile
 create mode 100644 docker-compose.yml

diff --git a/Dockerfile.jenkins b/Dockerfile.jenkins
new file mode 100644
index 0000000..874941a
--- /dev/null
+++ b/Dockerfile.jenkins
@@ -0,0 +1,29 @@
+# Dockerfile.jenkins
+# Use the official Jenkins image as a base
+FROM jenkins/jenkins:lts-jdk17
+
+# Pass the Docker group ID from the host as a build argument
+ARG DOCKER_GID
+
+# Switch to root user to install dependencies
+USER root
+
+# Install Docker CLI so Jenkins can interact with the host's Docker daemon
+RUN apt-get update && apt-get install -y lsb-release sudo
+RUN curl -fsSLo /usr/share/keyrings/docker-archive-keyring.asc \
+  https://download.docker.com/linux/debian/gpg
+RUN echo "deb [arch=$(dpkg --print-architecture) \
+  signed-by=/usr/share/keyrings/docker-archive-keyring.asc] \
+  https://download.docker.com/linux/debian \
+  $(lsb_release -cs) stable" > /etc/apt/sources.list.d/docker.list
+RUN apt-get update && apt-get install -y docker-ce-cli
+
+# Create a 'docker' group with the host's GID to match permissions
+# This is the key step to prevent the container from exiting
+RUN if [ -n "$DOCKER_GID" ]; then groupadd -g $DOCKER_GID docker; else groupadd -g 999 docker; fi
+
+# Add the 'jenkins' user to the docker group
+RUN usermod -aG docker jenkins
+
+# Switch back to the jenkins user
+USER jenkins
diff --git a/Jenkinsfile b/Jenkinsfile
new file mode 100644
index 0000000..e8d568d
--- /dev/null
+++ b/Jenkinsfile
@@ -0,0 +1,64 @@
+pipeline {
+    agent any
+
+    stages {
+        stage('Build Docker Image') {
+            steps {
+                script {
+                    echo 'Building the Docker image...'
+                    // Build the Docker image from the Dockerfile in the current directory
+                    // and tag it as 'lush-arch-test'
+                    sh 'docker build -t lush-arch-test .'
+                }
+            }
+        }
+        stage('Run Tests in Container') {
+            steps {
+                script {
+                    echo 'Running tests inside the Docker container...'
+                    // Run the container with the 'lush-arch-test' image.
+                    // The CMD in the Dockerfile will be executed.
+                    // --rm automatically removes the container when it exits.
+                    sh 'docker run --rm lush-arch-test'
+                }
+            }
+        }
+        stage('Run Owner-Provided Test Script') {
+            steps {
+                script {
+                    echo 'Running the Lua 5.2 compatibility test script...'
+                    // First, create the test script file
+                    sh '''
+                    cat <<'EOF' > test_52.lua
+                    -- Lua 5.2-specific features
+                    local _ENV = { print = print, x = 123 } -- lexical environments
+                    function show_x()
+                        print("x =", x)
+                    end
+                    show_x()
+                    -- Bitwise ops (added in 5.2)
+                    local a, b = 0x5, 0x3
+                    print("Bitwise AND:", a & b)
+                    -- load() replaces loadstring() (binary and text)
+                    local f = load("return 10 + 20")
+                    print("Loaded result:", f())
+                    -- table.pack / table.unpack
+                    local t = table.pack(1, 2, 3, nil, 5)
+                    print("Packed length:", t.n)
+                    print("Unpacked values:", table.unpack(t))
+                    EOF
+                    '''
+                    // Run the container and execute the owner's test script
+                    sh 'docker run --rm -v $(pwd)/test_52.lua:/app/test_52.lua lush-arch-test ./bin/Debug/lush/lush test_52.lua'
+                }
+            }
+        }
+    }
+    post {
+        always {
+            echo 'Pipeline finished.'
+            // Clean up the created docker image to save space
+            sh 'docker rmi lush-arch-test || true'
+        }
+    }
+}
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..77dfb90
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,17 @@
+# docker-compose.yml
+services:
+  jenkins:
+    build:
+      context: .
+      dockerfile: Dockerfile.jenkins
+      args:
+        # Pass the host's docker group ID to the build
+        DOCKER_GID: ${DOCKER_GID}
+    user: "${UID}:${GID}" # Run the container as the current host user
+    ports:
+      - "8080:8080"
+      - "50000:50000"
+    container_name: jenkins
+    volumes:
+      - ./jenkins_home:/var/jenkins_home
+      - /var/run/docker.sock:/var/run/docker.sock
-- 
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