From dea09d8eaaa4064bf7b753a7c15602a6cdbf272e Mon Sep 17 00:00:00 2001
From: Jakob Ketterl <jakob.ketterl@suedeutsche.de>
Date: Tue, 22 Jan 2019 12:52:03 +0100
Subject: [PATCH] multi-platform build

---
 build.sh                                      | 25 ++++++++++++++++---
 docker/Dockerfiles/Dockerfile-base            |  3 ++-
 .../scripts/install-dependencies-sdrplay.sh   | 17 ++++++++++---
 push.sh                                       | 12 ++++++---
 4 files changed, 46 insertions(+), 11 deletions(-)

diff --git a/build.sh b/build.sh
index 9525b88..7d85499 100755
--- a/build.sh
+++ b/build.sh
@@ -1,5 +1,24 @@
 #!/bin/bash
 set -euxo pipefail
-docker build -t openwebrx-base -f docker/Dockerfiles/Dockerfile-base .
-docker build -t jketterl/openwebrx-rtlsdr -t jketterl/openwebrx -f docker/Dockerfiles/Dockerfile-rtlsdr .
-docker build -t jketterl/openwebrx-sdrplay -f docker/Dockerfiles/Dockerfile-sdrplay .
+
+ARCH=$(uname -m)
+
+case $ARCH in
+  x86_64)
+    BASE_IMAGE=debian:stretch
+    ;;
+  armv*)
+    BASE_IMAGE=raspbian/stretch
+esac
+
+TAGS=$ARCH
+
+docker build --build-arg BASE_IMAGE=$BASE_IMAGE -t openwebrx-base:$ARCH -f docker/Dockerfiles/Dockerfile-base .
+docker build -t jketterl/openwebrx-rtlsdr:$ARCH -t jketterl/openwebrx:$ARCH -f docker/Dockerfiles/Dockerfile-rtlsdr .
+docker build -t jketterl/openwebrx-sdrplay:$ARCH -f docker/Dockerfiles/Dockerfile-sdrplay .
+
+if [ "$ARCH" == "armv7l" ]; then
+  for image in openwebrx openwebrx-rtlsdr openwebrx-sdrplay; do
+    docker tag jketterl/$image:$ARCH jketterl/$image:latest
+  done
+fi
diff --git a/docker/Dockerfiles/Dockerfile-base b/docker/Dockerfiles/Dockerfile-base
index 54dfbdf..3f30eb5 100644
--- a/docker/Dockerfiles/Dockerfile-base
+++ b/docker/Dockerfiles/Dockerfile-base
@@ -1,4 +1,5 @@
-FROM raspbian/stretch
+ARG BASE_IMAGE
+FROM $BASE_IMAGE
 
 ADD docker/scripts/install-dependencies.sh /
 RUN /install-dependencies.sh
diff --git a/docker/scripts/install-dependencies-sdrplay.sh b/docker/scripts/install-dependencies-sdrplay.sh
index 77ef381..4961057 100755
--- a/docker/scripts/install-dependencies-sdrplay.sh
+++ b/docker/scripts/install-dependencies-sdrplay.sh
@@ -20,8 +20,17 @@ BUILD_PACKAGES="git build-essential cmake patch ca-certificates wget sudo udev"
 apt-get update
 apt-get -y install --no-install-recommends $STATIC_PACKAGES $BUILD_PACKAGES
 
-wget http://www.sdrplay.com/software/SDRplay_RSP_API-RPi-2.13.1.run 
-sh SDRplay_RSP_API-RPi-2.13.1.run --noexec --target sdrplay
+case $(arch) in
+  x86_64)
+    BINARY=SDRplay_RSP_API-Linux-2.13.1.run
+    ;;
+  armv*)
+    BINARY=SDRplay_RSP_API-RPi-2.13.1.run
+    ;;
+esac
+
+wget http://www.sdrplay.com/software/$BINARY
+sh $BINARY --noexec --target sdrplay
 patch -Np0 <<'EOF'
 --- sdrplay/install_lib.sh	2018-06-20 23:57:02.000000000 +0000
 +++ sdrplay/install_lib_patched.sh	2019-01-13 17:52:56.723838354 +0000
@@ -49,7 +58,7 @@ cd sdrplay
 ./install_lib.sh
 cd ..
 rm -rf sdrplay
-rm SDRplay_RSP_API-RPi-2.13.1.run
+rm $BINARY
 
 git clone https://github.com/pothosware/SoapySDR
 cmakebuild SoapySDR
@@ -60,6 +69,6 @@ cmakebuild SoapySDRPlay
 git clone https://github.com/rxseger/rx_tools
 cmakebuild rx_tools
 
-apt-get remove --purge --autoremove -y $BUILD_PACKAGES
+SUDO_FORCE_REMOVE=yes apt-get remove --purge --autoremove -y $BUILD_PACKAGES
 rm -rf /var/lib/apt/lists/*
 
diff --git a/push.sh b/push.sh
index 345b566..318e059 100755
--- a/push.sh
+++ b/push.sh
@@ -1,5 +1,11 @@
 #!/bin/bash
 set -euxo pipefail
-docker push jketterl/openwebrx
-docker push jketterl/openwebrx-rtlsdr
-docker push jketterl/openwebrx-sdrplay
+
+ARCH=$(uname -m)
+
+for image in openwebrx openwebrx-rtlsdr openwebrx-sdrplay; do
+  docker push jketterl/$image:$ARCH
+  if [ "$ARCH" == "armv7l" ]; then
+    docker push jketterl/$image:latest
+  fi
+done