Move base images directory to top level

These are standalone, better to have them at the top.

Signed-off-by: Justin Cormack <justin.cormack@docker.com>

base/rng-tools/Dockerfile

@@ -0,0 +1,33 @@
+FROM alpine:3.5
+RUN \
+  apk update && apk upgrade && \
+  apk add \
+  argp-standalone \
+  curl \
+  gcc \
+  linux-headers \
+  make \
+  musl-dev \
+  patch \
+  && true
+
+COPY . /
+
+ENV pkgname=rng-tools pkgver=5
+
+RUN curl -O -sSL http://downloads.sourceforge.net/project/gkernel/$pkgname/$pkgver/$pkgname-$pkgver.tar.gz
+RUN sha256sum -c sha256sums
+RUN zcat $pkgname-$pkgver.tar.gz | tar xf -
+
+RUN cd $pkgname-$pkgver && for p in ../*.patch; do cat $p | patch -p1; done
+
+RUN cd $pkgname-$pkgver && \
+  export LIBS="-largp" && \
+  LDFLAGS=-static ./configure \
+    --prefix=/usr \
+    --libexecdir=/usr/lib/rng-tools \
+    --sysconfdir=/etc \
+    --disable-silent-rules && \
+  make && \
+  make DESTDIR=/ install && \
+  strip /usr/sbin/rngd

base/rng-tools/Makefile

@@ -0,0 +1,29 @@
+.PHONY: tag push
+
+BASE=alpine:3.5
+IMAGE=rng-tools
+
+default: push
+
+hash: Dockerfile fix-textrels-on-PIC-x86.patch sha256sums
+	DOCKER_CONTENT_TRUST=1 docker pull $(BASE)
+	tar cf - $^ | docker build --no-cache -t $(IMAGE):build -
+	docker run --rm $(IMAGE):build sh -c 'cat /Dockerfile /lib/apk/db/installed | sha1sum' | sed 's/ .*//' > hash
+
+push: hash
+	docker pull mobylinux/$(IMAGE):$(shell cat hash) || \
+		(docker tag $(IMAGE):build mobylinux/$(IMAGE):$(shell cat hash) && \
+		 docker push mobylinux/$(IMAGE):$(shell cat hash))
+	docker rmi $(IMAGE):build
+	rm -f hash
+
+tag: hash
+	docker pull mobylinux/$(IMAGE):$(shell cat hash) || \
+		docker tag $(IMAGE):build mobylinux/$(IMAGE):$(shell cat hash)
+	docker rmi $(IMAGE):build
+	rm -f hash
+
+clean:
+	rm -f hash
+
+.DELETE_ON_ERROR:

base/rng-tools/fix-textrels-on-PIC-x86.patch

@@ -0,0 +1,50 @@
+--- rng-tools/rdrand_asm.S
++++ rng-tools/rdrand_asm.S
+@@ -49,6 +49,7 @@
+ 	ret
+ ENDPROC(x86_rdrand_nlong)
+ 
++#define INIT_PIC()
+ #define SETPTR(var,ptr)	leaq var(%rip),ptr
+ #define PTR0	%rdi
+ #define PTR1	%rsi
+@@ -84,7 +85,16 @@
+ 	ret
+ ENDPROC(x86_rdrand_nlong)
+ 
++#if defined(__PIC__)
++#undef __i686 /* gcc builtin define gets in our way */
++#define INIT_PIC() \
++	call __i686.get_pc_thunk.bx ; \
++	addl $_GLOBAL_OFFSET_TABLE_, %ebx
++#define SETPTR(var,ptr)	leal (var)@GOTOFF(%ebx),ptr
++#else
++#define INIT_PIC()
+ #define SETPTR(var,ptr)	movl $(var),ptr
++#endif
+ #define PTR0	%eax
+ #define PTR1	%edx
+ #define PTR2	%ecx
+@@ -101,6 +111,7 @@
+ 	movl	8(%ebp), %eax
+ 	movl	12(%ebp), %edx
+ #endif
++	INIT_PIC()
+ 
+ 	SETPTR(aes_round_keys, PTR2)
+ 
+@@ -166,6 +177,17 @@
+ #endif
+ 	ret
+ ENDPROC(x86_aes_mangle)
++
++#if defined(__i386__) && defined(__PIC__)
++	.section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
++.globl __i686.get_pc_thunk.bx
++	.hidden  __i686.get_pc_thunk.bx
++	.type    __i686.get_pc_thunk.bx,@function
++__i686.get_pc_thunk.bx:
++	movl (%esp), %ebx
++	ret
++#endif
++

base/rng-tools/sha256sums

@@ -0,0 +1 @@
+60a102b6603bbcce2da341470cad42eeaa9564a16b4490e7867026ca11a3078e  rng-tools-5.tar.gz