feat: Add full Redis 8.2.3 protocol support to KeyDB

.gitignore

@@ -58,4 +58,5 @@ Makefile.dep
 .ccls
 .ccls-cache/*
 compile_commands.json
-keydb.code-workspace
+*.code-workspace
+.cursorrules

Dockerfile

@@ -0,0 +1,171 @@
+# Multi-stage Dockerfile for KeyDB with Redis 8.2.3 Protocol Support
+# Optimized for production use with TLS support
+
+# ============================================================================
+# Stage 1: Builder
+# ============================================================================
+FROM ubuntu:22.04 AS builder
+
+# Prevent interactive prompts
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install build dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    $(dpkg --print-architecture | grep -q "amd64\|x86_64" && echo "nasm" || true) \
+    autotools-dev \
+    autoconf \
+    libjemalloc-dev \
+    tcl \
+    tcl-dev \
+    uuid-dev \
+    libcurl4-openssl-dev \
+    libbz2-dev \
+    libzstd-dev \
+    liblz4-dev \
+    libsnappy-dev \
+    libssl-dev \
+    pkg-config \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set working directory
+WORKDIR /keydb
+
+# Copy source code
+COPY . .
+
+# Helper script for retrying commands that may fail under QEMU emulation
+# GCC can segfault randomly under QEMU arm64; retrying usually succeeds
+RUN printf '#!/bin/sh\nmax=8; attempt=1\nwhile [ $attempt -le $max ]; do\n  "$@" && exit 0\n  echo "Attempt $attempt/$max failed, cleaning corrupt objects and retrying..."\n  find . -name "*.o" -newer /usr/local/bin/retry -size -100c -delete 2>/dev/null || true\n  attempt=$((attempt+1)); sleep 1\ndone\necho "All $max attempts failed"; exit 1\n' > /usr/local/bin/retry && \
+    chmod +x /usr/local/bin/retry
+
+# Clean any previous builds and build dependencies
+# ARM64 builds use -O0 (no optimization) and retry to handle QEMU GCC segfaults
+RUN make clean || true && \
+    if [ "$(uname -m)" = "aarch64" ]; then \
+        cd deps && \
+        CFLAGS="" retry make hiredis && \
+        (cd jemalloc && [ -f Makefile ] && make distclean || true) && \
+        CFLAGS="" retry make jemalloc JEMALLOC_CFLAGS="-std=gnu99 -Wall -pipe -g -O0" && \
+        (cd lua && make clean || true) && \
+        cd lua/src && CFLAGS="" retry make all CFLAGS="-O0 -Wall -DLUA_ANSI -DENABLE_CJSON_GLOBAL -DREDIS_STATIC='' -DLUA_USE_MKSTEMP" MYLDFLAGS="" AR="ar rc" && cd ../.. && \
+        CFLAGS="" retry make hdr_histogram && \
+        cd ..; \
+    else \
+        cd deps && \
+        make hiredis && \
+        (cd jemalloc && [ -f Makefile ] && make distclean || true) && \
+        make jemalloc JEMALLOC_CFLAGS="-std=gnu99 -Wall -pipe -g -O2" && \
+        make lua hdr_histogram -j$(nproc) && \
+        cd ..; \
+    fi
+
+# Build KeyDB with TLS support
+# ARM64: use -O0 (no optimization), single-threaded, with retry for QEMU stability
+RUN if [ "$(uname -m)" = "aarch64" ]; then \
+        retry make BUILD_TLS=yes OPTIMIZATION=-O0 -j1; \
+    else \
+        make BUILD_TLS=yes -j$(nproc); \
+    fi
+
+# ============================================================================
+# Stage 2: Runtime
+# ============================================================================
+FROM ubuntu:22.04
+
+# Prevent interactive prompts
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install gosu and runtime dependencies
+ENV GOSU_VERSION=1.17
+RUN set -eux; \
+    apt-get update; \
+    apt-get install -y --no-install-recommends \
+        ca-certificates \
+        wget; \
+    dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')"; \
+    wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch"; \
+    chmod +x /usr/local/bin/gosu; \
+    gosu --version; \
+    gosu nobody true; \
+    apt-get install -y --no-install-recommends \
+        libjemalloc2 \
+        libcurl4 \
+        libbz2-1.0 \
+        libzstd1 \
+        liblz4-1 \
+        libsnappy1v5 \
+        libssl3 \
+        libuuid1 \
+        tcl8.6; \
+    apt-get purge -y --auto-remove wget; \
+    rm -rf /var/lib/apt/lists/*
+
+# Create keydb user and group
+RUN groupadd -r -g 999 keydb && \
+    useradd -r -g keydb -u 999 keydb
+
+# Copy binaries from builder
+COPY --from=builder /keydb/src/keydb-server /usr/local/bin/
+COPY --from=builder /keydb/src/keydb-cli /usr/local/bin/
+COPY --from=builder /keydb/src/keydb-benchmark /usr/local/bin/
+COPY --from=builder /keydb/src/keydb-check-rdb /usr/local/bin/
+COPY --from=builder /keydb/src/keydb-check-aof /usr/local/bin/
+COPY --from=builder /keydb/src/keydb-sentinel /usr/local/bin/
+
+# Create symlinks for redis compatibility
+RUN ln -s /usr/local/bin/keydb-server /usr/local/bin/redis-server && \
+    ln -s /usr/local/bin/keydb-cli /usr/local/bin/redis-cli && \
+    ln -s /usr/local/bin/keydb-benchmark /usr/local/bin/redis-benchmark && \
+    ln -s /usr/local/bin/keydb-check-rdb /usr/local/bin/redis-check-rdb && \
+    ln -s /usr/local/bin/keydb-check-aof /usr/local/bin/redis-check-aof && \
+    ln -s /usr/local/bin/keydb-sentinel /usr/local/bin/redis-sentinel
+
+# Create directories
+RUN mkdir -p /data /etc/keydb && \
+    chown -R keydb:keydb /data /etc/keydb
+
+# Copy default config
+COPY keydb.conf /etc/keydb/keydb.conf
+RUN chown keydb:keydb /etc/keydb/keydb.conf
+
+# Create entrypoint script inline
+RUN set -eux; \
+    echo '#!/bin/sh' > /usr/local/bin/docker-entrypoint.sh; \
+    echo 'set -e' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '# Allow the container to be started with `--user`' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo 'if [ "$1" = "keydb-server" -a "$(id -u)" = "0" ]; then' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '    find . \! -user keydb -exec chown keydb:keydb {} \;' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '    exec gosu keydb "$0" "$@"' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo 'fi' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '# Set password if KEYDB_PASSWORD is provided' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo 'if [ ! -z "${KEYDB_PASSWORD:-}" ]; then' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '    echo "requirepass $KEYDB_PASSWORD" >> /etc/keydb/keydb.conf' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo 'fi' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo '' >> /usr/local/bin/docker-entrypoint.sh; \
+    echo 'exec "$@"' >> /usr/local/bin/docker-entrypoint.sh; \
+    chmod +x /usr/local/bin/docker-entrypoint.sh
+
+# Set working directory
+WORKDIR /data
+
+# Expose ports
+EXPOSE 6379
+
+# Set volume
+VOLUME ["/data"]
+
+# Entrypoint (runs as root initially, then drops to keydb user via gosu)
+ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]
+
+# Default command
+CMD ["keydb-server", "/etc/keydb/keydb.conf"]
+
+# Metadata
+LABEL maintainer="Valerii Vainkop <vainkop@gmail.com>" \
+      description="KeyDB with Redis 8.2.3 Protocol Support - Multi-master, Multithreaded, Kubernetes-ready" \
+      version="8.2.3" \
+      redis-protocol="8.2.3"
+