From eff5d68bbba831a91fa9aedee8d68c82f518ad9e Mon Sep 17 00:00:00 2001
From: Adam Retter <adam.retter@googlemail.com>
Date: Wed, 13 Dec 2023 00:06:33 +0100
Subject: [PATCH 1/2] Add Alpine 3.15 image for linux-riscv64

---
 README.md                  |  6 ++++
 alpine3_riscv64/Dockerfile | 57 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 alpine3_riscv64/Dockerfile

diff --git a/README.md b/README.md
index 3f2ebf2..eedfa3e 100644
--- a/README.md
+++ b/README.md
@@ -113,6 +113,12 @@ $ cd alpine3_arm64v8
 $ docker build --rm --force-rm --squash -t evolvedbinary/rocksjava:alpine3_arm64v8-be .
 ```
 
+## Requires riscv64 arch CPU
+```
+$ cd alpine3_riscv64
+$ docker build --rm --force-rm --squash -t evolvedbinary/rocksjava:alpine3_riscv64-be .
+```
+
 ## Requires s390x arch CPU
 ```
 $ cd alpine3_s390x
diff --git a/alpine3_riscv64/Dockerfile b/alpine3_riscv64/Dockerfile
new file mode 100644
index 0000000..6f03f2e
--- /dev/null
+++ b/alpine3_riscv64/Dockerfile
@@ -0,0 +1,57 @@
+FROM riscv64/alpine:20210804
+
+# update Alpine with latest versions
+RUN echo '@edge http://nl.alpinelinux.org/alpine/edge/main' >> /etc/apk/repositories \
+  && echo '@community http://nl.alpinelinux.org/alpine/edge/community' >> /etc/apk/repositories \
+  && apk update \
+  && apk upgrade
+
+# install CA certificates
+RUN apk add ca-certificates
+
+# install build tools
+RUN apk add \
+  build-base \
+  coreutils \
+  file \
+  git \
+  perl \
+  automake \
+  autoconf \
+  cmake
+
+# install tool dependencies for building RocksDB static library
+RUN apk add \
+  curl \
+  bash \
+  wget \
+  tar \
+  openssl
+
+# install RocksDB dependencies
+RUN apk add \
+  snappy snappy-dev \
+  zlib zlib-dev \
+  bzip2 bzip2-dev \
+  lz4 lz4-dev \
+  zstd zstd-dev \
+  linux-headers
+
+# install OpenJDK11
+RUN apk add openjdk11 \
+  && apk add java-cacerts
+
+# cleanup
+RUN rm -rf /var/cache/apk/*
+
+# puts javac in the PATH
+ENV JAVA_HOME=/usr/lib/jvm/java-11-openjdk PATH=/usr/lib/jvm/java-11-openjdk/bin:$PATH
+
+# gflags from source
+RUN cd /tmp &&\
+  git clone -b v2.0 --single-branch https://github.com/gflags/gflags.git &&\
+  cd gflags &&\
+  wget -O config.guess https://raw.githubusercontent.com/gcc-mirror/gcc/master/config.guess &&\
+  wget -O config.sub https://raw.githubusercontent.com/gcc-mirror/gcc/master/config.sub &&\
+  ./configure --prefix=/usr && make && make install &&\
+  rm -rf /tmp/*

From ae08b925efb9ceceebbec8a7db528aa09236085d Mon Sep 17 00:00:00 2001
From: Adam Retter <adam.retter@googlemail.com>
Date: Wed, 13 Dec 2023 00:07:30 +0100
Subject: [PATCH 2/2] Comment out the JDK install for riscv64 on Alpine until
 we can find a suitable JDK

---
 alpine3_riscv64/Dockerfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/alpine3_riscv64/Dockerfile b/alpine3_riscv64/Dockerfile
index 6f03f2e..74a7358 100644
--- a/alpine3_riscv64/Dockerfile
+++ b/alpine3_riscv64/Dockerfile
@@ -38,8 +38,8 @@ RUN apk add \
   linux-headers
 
 # install OpenJDK11
-RUN apk add openjdk11 \
-  && apk add java-cacerts
+#RUN apk add openjdk11 \
+#  && apk add java-cacerts
 
 # cleanup
 RUN rm -rf /var/cache/apk/*