Add alpine v3.6 and alpine v3.7 as build targets for php 7.1

.travis.yml

@@ -16,6 +16,12 @@ env:
   - VERSION=7.1 VARIANT=jessie/apache
   - VERSION=7.1 VARIANT=jessie/fpm
   - VERSION=7.1 VARIANT=jessie/zts
+  - VERSION=7.1 VARIANT=alpine3.7/cli
+  - VERSION=7.1 VARIANT=alpine3.7/fpm
+  - VERSION=7.1 VARIANT=alpine3.7/zts
+  - VERSION=7.1 VARIANT=alpine3.6/cli
+  - VERSION=7.1 VARIANT=alpine3.6/fpm
+  - VERSION=7.1 VARIANT=alpine3.6/zts
   - VERSION=7.1 VARIANT=alpine3.4/cli
   - VERSION=7.1 VARIANT=alpine3.4/fpm
   - VERSION=7.1 VARIANT=alpine3.4/zts

7.1/alpine3.6/cli/Dockerfile

@@ -0,0 +1,157 @@
+#
+# NOTE: THIS DOCKERFILE IS GENERATED VIA "update.sh"
+#
+# PLEASE DO NOT EDIT IT DIRECTLY.
+#
+
+FROM alpine:3.6
+
+# persistent / runtime deps
+ENV PHPIZE_DEPS \
+		autoconf \
+		dpkg-dev dpkg \
+		file \
+		g++ \
+		gcc \
+		libc-dev \
+		make \
+		pkgconf \
+		re2c
+RUN apk add --no-cache --virtual .persistent-deps \
+		ca-certificates \
+		curl \
+		tar \
+		xz \
+# https://github.com/docker-library/php/issues/494
+		libressl
+
+# ensure www-data user exists
+RUN set -x \
+	&& 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
+# http://git.alpinelinux.org/cgit/aports/tree/main/apache2/apache2.pre-install?h=v3.3.2
+# http://git.alpinelinux.org/cgit/aports/tree/main/lighttpd/lighttpd.pre-install?h=v3.3.2
+# http://git.alpinelinux.org/cgit/aports/tree/main/nginx-initscripts/nginx-initscripts.pre-install?h=v3.3.2
+
+ENV PHP_INI_DIR /usr/local/etc/php
+RUN mkdir -p $PHP_INI_DIR/conf.d
+
+##<autogenerated>##
+##</autogenerated>##
+
+# Apply stack smash protection to functions using local buffers and alloca()
+# Make PHP's main executable position-independent (improves ASLR security mechanism, and has no performance impact on x86_64)
+# Enable optimization (-O2)
+# Enable linker optimization (this sorts the hash buckets to improve cache locality, and is non-default)
+# Adds GNU HASH segments to generated executables (this is used if present, and is much faster than sysv hash; in this configuration, sysv hash is also generated)
+# https://github.com/docker-library/php/issues/272
+ENV PHP_CFLAGS="-fstack-protector-strong -fpic -fpie -O2"
+ENV PHP_CPPFLAGS="$PHP_CFLAGS"
+ENV PHP_LDFLAGS="-Wl,-O1 -Wl,--hash-style=both -pie"
+
+ENV GPG_KEYS A917B1ECDA84AEC2B568FED6F50ABC807BD5DCD0 528995BFEDFBA7191D46839EF9BA0ADA31CBD89E 1729F83938DA44E27BA0F4D3DBDB397470D12172
+
+ENV PHP_VERSION 7.1.15
+ENV PHP_URL="https://secure.php.net/get/php-7.1.15.tar.xz/from/this/mirror" PHP_ASC_URL="https://secure.php.net/get/php-7.1.15.tar.xz.asc/from/this/mirror"
+ENV PHP_SHA256="0e17192fb43532e4ebaa190ecec9c7e59deea7dadb7dab67b19c2081a68bd817" PHP_MD5=""
+
+RUN set -xe; \
+	\
+	apk add --no-cache --virtual .fetch-deps \
+		gnupg \
+	; \
+	\
+	mkdir -p /usr/src; \
+	cd /usr/src; \
+	\
+	wget -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 \
+		wget -O php.tar.xz.asc "$PHP_ASC_URL"; \
+		export GNUPGHOME="$(mktemp -d)"; \
+		for key in $GPG_KEYS; do \
+			gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
+		done; \
+		gpg --batch --verify php.tar.xz.asc php.tar.xz; \
+		rm -rf "$GNUPGHOME"; \
+	fi; \
+	\
+	apk del .fetch-deps
+
+COPY docker-php-source /usr/local/bin/
+
+RUN set -xe \
+	&& apk add --no-cache --virtual .build-deps \
+		$PHPIZE_DEPS \
+		coreutils \
+		curl-dev \
+		libedit-dev \
+		libressl-dev \
+		libxml2-dev \
+		sqlite-dev \
+	\
+	&& export CFLAGS="$PHP_CFLAGS" \
+		CPPFLAGS="$PHP_CPPFLAGS" \
+		LDFLAGS="$PHP_LDFLAGS" \
+	&& 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" \
+		\
+		--disable-cgi \
+		\
+# --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 \
+		\
+		--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)" \
+	&& make install \
+	&& { find /usr/local/bin /usr/local/sbin -type f -perm +0111 -exec strip --strip-all '{}' + || true; } \
+	&& make clean \
+	&& 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 --virtual .php-rundeps $runDeps \
+	\
+	&& apk del .build-deps \
+	\
+# https://github.com/docker-library/php/issues/443
+	&& pecl update-channels \
+	&& rm -rf /tmp/pear ~/.pearrc
+
+COPY docker-php-ext-* docker-php-entrypoint /usr/local/bin/
+
+ENTRYPOINT ["docker-php-entrypoint"]
+##<autogenerated>##
+CMD ["php", "-a"]
+##</autogenerated>##

7.1/alpine3.6/cli/docker-php-entrypoint

@@ -0,0 +1,9 @@
+#!/bin/sh
+set -e
+
+# first arg is `-f` or `--some-option`
+if [ "${1#-}" != "$1" ]; then
+	set -- php "$@"
+fi
+
+exec "$@"

7.1/alpine3.6/cli/docker-php-ext-configure

@@ -0,0 +1,69 @@
+#!/bin/sh
+set -e
+
+# prefer user supplied CFLAGS, but default to our PHP_CFLAGS
+: ${CFLAGS:=$PHP_CFLAGS}
+: ${CPPFLAGS:=$PHP_CPPFLAGS}
+: ${LDFLAGS:=$PHP_LDFLAGS}
+export CFLAGS CPPFLAGS LDFLAGS
+
+srcExists=
+if [ -d /usr/src/php ]; then
+	srcExists=1
+fi
+docker-php-source extract
+if [ -z "$srcExists" ]; then
+	touch /usr/src/php/.docker-delete-me
+fi
+
+cd /usr/src/php/ext
+
+usage() {
+	echo "usage: $0 ext-name [configure flags]"
+	echo "   ie: $0 gd --with-jpeg-dir=/usr/local/something"
+	echo
+	echo 'Possible values for ext-name:'
+	find . \
+			-mindepth 2 \
+			-maxdepth 2 \
+			-type f \
+			-name 'config.m4' \
+		| xargs -n1 dirname \
+		| xargs -n1 basename \
+		| sort \
+		| xargs
+	echo
+	echo 'Some of the above modules are already compiled into PHP; please check'
+	echo 'the output of "php -i" to see which modules are already loaded.'
+}
+
+ext="$1"
+if [ -z "$ext" ] || [ ! -d "$ext" ]; then
+	usage >&2
+	exit 1
+fi
+shift
+
+pm='unknown'
+if [ -e /lib/apk/db/installed ]; then
+	pm='apk'
+fi
+
+if [ "$pm" = 'apk' ]; then
+	if \
+		[ -n "$PHPIZE_DEPS" ] \
+		&& ! apk info --installed .phpize-deps > /dev/null \
+		&& ! apk info --installed .phpize-deps-configure > /dev/null \
+	; then
+		apk add --no-cache --virtual .phpize-deps-configure $PHPIZE_DEPS
+	fi
+fi
+
+if command -v dpkg-architecture > /dev/null; then
+	gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"
+	set -- --build="$gnuArch" "$@"
+fi
+
+cd "$ext"
+phpize
+./configure "$@"

7.1/alpine3.6/cli/docker-php-ext-enable

@@ -0,0 +1,107 @@
+#!/bin/sh
+set -e
+
+cd "$(php -r 'echo ini_get("extension_dir");')"
+
+usage() {
+	echo "usage: $0 [options] module-name [module-name ...]"
+	echo "   ie: $0 gd mysqli"
+	echo "       $0 pdo pdo_mysql"
+	echo "       $0 --ini-name 0-apc.ini apcu apc"
+	echo
+	echo 'Possible values for module-name:'
+	echo $(find -maxdepth 1 -type f -name '*.so' -exec basename '{}' ';' | sort)
+	echo
+	echo 'Some of the above modules are already compiled into PHP; please check'
+	echo 'the output of "php -i" to see which modules are already loaded.'
+}
+
+opts="$(getopt -o 'h?' --long 'help,ini-name:' -- "$@" || { usage >&2 && false; })"
+eval set -- "$opts"
+
+iniName=
+while true; do
+	flag="$1"
+	shift
+	case "$flag" in
+		--help|-h|'-?') usage && exit 0 ;;
+		--ini-name) iniName="$1" && shift ;;
+		--) break ;;
+		*)
+			{
+				echo "error: unknown flag: $flag"
+				usage
+			} >&2
+			exit 1
+			;;
+	esac
+done
+
+modules=
+for module; do
+	if [ -z "$module" ]; then
+		continue
+	fi
+	if [ -f "$module.so" ] && ! [ -f "$module" ]; then
+		# allow ".so" to be optional
+		module="$module.so"
+	fi
+	if ! [ -f "$module" ]; then
+		echo >&2 "error: $(readlink -f "$module") does not exist"
+		echo >&2
+		usage >&2
+		exit 1
+	fi
+	modules="$modules $module"
+done
+
+if [ -z "$modules" ]; then
+	usage >&2
+	exit 1
+fi
+
+pm='unknown'
+if [ -e /lib/apk/db/installed ]; then
+	pm='apk'
+fi
+
+apkDel=
+if [ "$pm" = 'apk' ]; then
+	if \
+		[ -n "$PHPIZE_DEPS" ] \
+		&& ! apk info --installed .phpize-deps > /dev/null \
+		&& ! apk info --installed .phpize-deps-configure > /dev/null \
+	; then
+		apk add --no-cache --virtual '.docker-php-ext-enable-deps' binutils
+		apkDel='.docker-php-ext-enable-deps'
+	fi
+fi
+
+for module in $modules; do
+	if readelf --wide --syms "$module" | grep -q ' zend_extension_entry$'; then
+		# https://wiki.php.net/internals/extensions#loading_zend_extensions
+		line="zend_extension=$(readlink -f "$module")"
+	else
+		line="extension=$module"
+	fi
+
+	ext="$(basename "$module")"
+	ext="${ext%.*}"
+	if php -r 'exit(extension_loaded("'"$ext"'") ? 0 : 1);'; then
+		# this isn't perfect, but it's better than nothing
+		# (for example, 'opcache.so' presents inside PHP as 'Zend OPcache', not 'opcache')
+		echo >&2
+		echo >&2 "warning: $ext ($module) is already loaded!"
+		echo >&2
+		continue
+	fi
+
+	ini="/usr/local/etc/php/conf.d/${iniName:-"docker-php-ext-$ext.ini"}"
+	if ! grep -q "$line" "$ini" 2>/dev/null; then
+		echo "$line" >> "$ini"
+	fi
+done
+
+if [ "$pm" = 'apk' ] && [ -n "$apkDel" ]; then
+	apk del $apkDel
+fi