FROM alpine:%%ALPINE_VERSION%%
# dependencies required for running "phpize"
# these get automatically installed and removed by "docker-php-ext-*" (unless they're already installed)
ENV PHPIZE_DEPS \
autoconf \
dpkg-dev dpkg \
file \
g++ \
gcc \
libc-dev \
make \
pkgconf \
re2c
# persistent / runtime deps
RUN apk add --no-cache \
ca-certificates \
curl \
tar \
xz \
# https://github.com/docker-library/php/issues/494
openssl
# ensure www-data user exists
RUN set -xe; \
addgroup -g 82 -S www-data; \
adduser -u 82 -D -S -G www-data www-data
# 82 is the standard uid/gid for "www-data" in Alpine
# https://git.alpinelinux.org/aports/tree/main/apache2/apache2.pre-install?h=3.9-stable
# https://git.alpinelinux.org/aports/tree/main/lighttpd/lighttpd.pre-install?h=3.9-stable
# https://git.alpinelinux.org/aports/tree/main/nginx/nginx.pre-install?h=3.9-stable
ENV PHP_INI_DIR /usr/local/etc/php
RUN set -eux; \
mkdir -p "$PHP_INI_DIR/conf.d"; \
# allow running as an arbitrary user (https://github.com/docker-library/php/issues/743)
[ ! -d /var/www/html ]; \
mkdir -p /var/www/html; \
chown www-data:www-data /var/www/html; \
chmod 777 /var/www/html
####
####
# Apply stack smash protection to functions using local buffers and alloca()
# Make PHP's main executable position-independent (improves ASLR security mechanism, and has no performance impact on x86_64)
# Enable optimization (-O2)
# Enable linker optimization (this sorts the hash buckets to improve cache locality, and is non-default)
# Adds GNU HASH segments to generated executables (this is used if present, and is much faster than sysv hash; in this configuration, sysv hash is also generated)
# https://github.com/docker-library/php/issues/272
ENV PHP_CFLAGS="-fstack-protector-strong -fpic -fpie -O2"
ENV PHP_CPPFLAGS="$PHP_CFLAGS"
ENV PHP_LDFLAGS="-Wl,-O1 -Wl,--hash-style=both -pie"
ENV GPG_KEYS %%GPG_KEYS%%
ENV PHP_VERSION %%PHP_VERSION%%
ENV PHP_URL="%%PHP_URL%%" PHP_ASC_URL="%%PHP_ASC_URL%%"
ENV PHP_SHA256="%%PHP_SHA256%%" PHP_MD5="%%PHP_MD5%%"
RUN set -xe; \
\
apk add --no-cache --virtual .fetch-deps \
gnupg \
; \
\
mkdir -p /usr/src; \
cd /usr/src; \
\
curl -fsSL -o php.tar.xz "$PHP_URL"; \
\
if [ -n "$PHP_SHA256" ]; then \
echo "$PHP_SHA256 *php.tar.xz" | sha256sum -c -; \
fi; \
if [ -n "$PHP_MD5" ]; then \
echo "$PHP_MD5 *php.tar.xz" | md5sum -c -; \
fi; \
\
if [ -n "$PHP_ASC_URL" ]; then \
curl -fsSL -o php.tar.xz.asc "$PHP_ASC_URL"; \
export GNUPGHOME="$(mktemp -d)"; \
for key in $GPG_KEYS; do \
gpg --batch --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
done; \
gpg --batch --verify php.tar.xz.asc php.tar.xz; \
command -v gpgconf > /dev/null && gpgconf --kill all; \
rm -rf "$GNUPGHOME"; \
fi; \
\
apk del --no-network .fetch-deps
COPY docker-php-source /usr/local/bin/
RUN set -xe; \
apk add --no-cache --virtual .build-deps \
$PHPIZE_DEPS \
argon2-dev \
coreutils \
curl-dev \
libedit-dev \
libsodium-dev \
libxml2-dev \
oniguruma-dev \
openssl-dev \
sqlite-dev \
; \
\
export CFLAGS="$PHP_CFLAGS" \
CPPFLAGS="$PHP_CPPFLAGS" \
LDFLAGS="$PHP_LDFLAGS" \
# fix ARGON2 detection for 7.4-alpha1 https://github.com/docker-library/php/pull/840#pullrequestreview-249660894
ARGON2_LIBS="-largon2" \
ARGON2_CFLAGS="-I/usr/include" \
; \
docker-php-source extract; \
cd /usr/src/php; \
gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; \
./configure \
--build="$gnuArch" \
--with-config-file-path="$PHP_INI_DIR" \
--with-config-file-scan-dir="$PHP_INI_DIR/conf.d" \
\
# make sure invalid --configure-flags are fatal errors intead of just warnings
--enable-option-checking=fatal \
\
# https://github.com/docker-library/php/issues/439
--with-mhash \
\
# --enable-ftp is included here because ftp_ssl_connect() needs ftp to be compiled statically (see https://github.com/docker-library/php/issues/236)
--enable-ftp \
# --enable-mbstring is included here because otherwise there's no way to get pecl to use it properly (see https://github.com/docker-library/php/issues/195)
--enable-mbstring \
# --enable-mysqlnd is included here because it's harder to compile after the fact than extensions are (since it's a plugin for several extensions, not an extension in itself)
--enable-mysqlnd \
# https://wiki.php.net/rfc/argon2_password_hash (7.2+)
--with-password-argon2 \
# https://wiki.php.net/rfc/libsodium
--with-sodium=shared \
\
--with-curl \
--with-libedit \
--with-openssl \
--with-zlib \
\
# bundled pcre does not support JIT on s390x
# https://manpages.debian.org/stretch/libpcre3-dev/pcrejit.3.en.html#AVAILABILITY_OF_JIT_SUPPORT
$(test "$gnuArch" = 's390x-linux-gnu' && echo '--without-pcre-jit') \
\
$PHP_EXTRA_CONFIGURE_ARGS \
; \
make -j "$(nproc)"; \
find -type f -name '*.a' -delete; \
make install; \
{ find /usr/local/bin /usr/local/sbin -type f -perm +0111 -exec strip --strip-all '{}' + || true; }; \
make clean; \
\
# https://github.com/docker-library/php/issues/692 (copy default example "php.ini" files somewhere easily discoverable)
cp -v php.ini-* "$PHP_INI_DIR/"; \
\
cd /; \
docker-php-source delete; \
\
runDeps="$( \
scanelf --needed --nobanner --format '%n#p' --recursive /usr/local \
| tr ',' '\n' \
| sort -u \
| awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
)"; \
apk add --no-cache $runDeps; \
\
apk del --no-network .build-deps; \
\
# update pecl channel definitions https://github.com/docker-library/php/issues/443
pecl update-channels; \
rm -rf /tmp/pear ~/.pearrc; \
# smoke test
php --version
COPY docker-php-ext-* docker-php-entrypoint /usr/local/bin/
# sodium was built as a shared module (so that it can be replaced later if so desired), so let's enable it too (https://github.com/docker-library/php/issues/598)
RUN docker-php-ext-enable sodium
ENTRYPOINT ["docker-php-entrypoint"]
####
CMD ["php", "-a"]
####