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FROM emscripten/emsdk:3.1.74 AS wasm-builder
RUN git clone --depth=1 --branch=php-8.4.2 https://github.com/php/php-src
RUN apt-get update && \
apt-get install -y --no-install-recommends \
autoconf \
bison \
pkg-config \
re2c \
&& \
:
# Define ZEND_MM_ERROR=0 to suppress munmap() errors.
RUN cd php-src && \
./buildconf --force && \
emconfigure ./configure \
--disable-all \
--disable-mbregex \
--disable-fiber-asm \
--disable-cli \
--disable-cgi \
--disable-phpdbg \
--enable-embed=static \
--enable-mbstring \
--without-iconv \
--without-libxml \
--without-pcre-jit \
--without-pdo-sqlite \
--without-sqlite3 \
&& \
EMCC_CFLAGS='-s ERROR_ON_UNDEFINED_SYMBOLS=0 -D ZEND_MM_ERROR=0' emmake make -j$(nproc) && \
mv libs/libphp.a .. && \
make clean && \
git clean -fd && \
:
COPY php-wasm.c /src/
RUN cd php-src && \
emcc \
-c \
-o php-wasm.o \
-I . \
-I TSRM \
-I Zend \
-I main \
../php-wasm.c \
&& \
mv php-wasm.o .. && \
make clean && \
git clean -fd && \
:
RUN emcc \
-s ENVIRONMENT=node \
-s ERROR_ON_UNDEFINED_SYMBOLS=0 \
-s EXPORTED_RUNTIME_METHODS='["ccall"]' \
-s EXPORT_ES6=1 \
-s INITIAL_MEMORY=16777216 \
-s INVOKE_RUN=0 \
-s MODULARIZE=1 \
-o php-wasm.js \
php-wasm.o \
libphp.a \
;
FROM node:22.13
WORKDIR /app
COPY --from=wasm-builder /src/php-wasm.js /app/php-wasm.mjs
COPY --from=wasm-builder /src/php-wasm.wasm /app/php-wasm.wasm
COPY index.mjs /app/
ENTRYPOINT ["node", "index.mjs"]
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