Initial commit

2026-05-26 20:18:08 +05:30
commit c26c0122ce
34 changed files with 8866 additions and 0 deletions
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+FROM ubuntu:22.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+ENV KUBECONFIG=/etc/rancher/k3s/k3s.yaml
+ENV PROGRESS_FILE=/data/progress.json
+# k3s writes its kubeconfig here; make kubectl pick it up automatically
+ENV K3S_KUBECONFIG_MODE=644
+
+# ── System deps ─────────────────────────────────────────────────────────────────────
+RUN apt-get update && apt-get install -y \
+    curl wget git vim nano jq bash bash-completion \
+    ca-certificates gnupg lsb-release \
+    nginx \
+    iproute2 iptables iputils-ping \
+    procps htop \
+    mount kmod \
+    python3 make g++ \
+    && rm -rf /var/lib/apt/lists/*
+
+# ── Node.js 20 ────────────────────────────────────────────────────────────────
+RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \
+    && apt-get install -y nodejs \
+    && rm -rf /var/lib/apt/lists/*
+
+# ── k3s (bundles kubectl, containerd, everything) ────────────────────────────
+# We download the binary and the airgap images so the cluster starts offline.
+RUN set -eux && \
+    case "$(uname -m)" in \
+      x86_64)  K3S_BIN="k3s" ;; \
+      aarch64) K3S_BIN="k3s-arm64" ;; \
+      *) echo "Unsupported arch: $(uname -m)" && exit 1 ;; \
+    esac && \
+    curl -fsSL "https://github.com/k3s-io/k3s/releases/latest/download/${K3S_BIN}" \
+      -o /usr/local/bin/k3s && \
+    chmod +x /usr/local/bin/k3s && \
+    ln -sf /usr/local/bin/k3s /usr/local/bin/kubectl && \
+    ln -sf /usr/local/bin/k3s /usr/local/bin/crictl
+
+
+# ── App files ─────────────────────────────────────────────────────────────────
+WORKDIR /app
+
+# Install backend dependencies
+COPY backend/package.json ./backend/
+RUN cd backend && npm install --production
+
+# Build frontend
+COPY frontend/package.json frontend/vite.config.js ./frontend/
+RUN cd frontend && npm install
+
+COPY frontend/ ./frontend/
+RUN cd frontend && npm run build
+
+# Copy everything else
+COPY backend/  ./backend/
+COPY scenarios/ ./scenarios/
+COPY scripts/entrypoint.sh /entrypoint.sh
+COPY scripts/nginx.conf /etc/nginx/nginx.conf
+
+# Strip any Windows-style \r from the entrypoint so heredocs inside it
+# don't produce scripts with \r in shebang lines (causes execvp ENOENT).
+RUN sed -i 's/\r//' /entrypoint.sh && chmod +x /entrypoint.sh
+
+
+# ── Directories & k3s static config ─────────────────────────────────────────
+RUN mkdir -p /root/.kube /data /var/log /tmp/k8s-state \
+    && mkdir -p /var/log/nginx \
+    && mkdir -p /etc/rancher/k3s \
+    && mkdir -p /var/lib/rancher/k3s
+
+# Tell k3s to use the native snapshotter.
+# We rely on k3s to generate its full default containerd config.toml
+# (which includes CNI paths, runtimes, etc.) and only override the snapshotter.
+# Do NOT place a custom config.toml.tmpl here — a minimal template breaks
+# node registration by omitting the CNI and internal-opt sections.
+RUN printf 'snapshotter: "native"\nwrite-kubeconfig-mode: "644"\n' \
+    > /etc/rancher/k3s/config.yaml
+
+# ── Expose ────────────────────────────────────────────────────────────────────
+# Single port - nginx proxies everything
+EXPOSE 80
+
+ENTRYPOINT ["/entrypoint.sh"]