Ported to use Debian buster slim.

Author: legacycode

.circleci/config.yml

@@ -1,24 +1,37 @@
 version: 2
 
 jobs: 
-  build: 
-    machine: 
-      image: "ubuntu-1604:201903-01"
+
+  build:
+    machine:
+      image: ubuntu-1604:201903-01
     steps:
-      - checkout
-      - run: echo 'export DOCKER_TAG=${DOCKER_USERNAME}/bitcoind:${CIRCLE_BRANCH}${CIRCLE_TAG}' >> $BASH_ENV
+      # install actual docker version
+      - run: sudo apt-get remove docker docker-engine docker.io containerd runc
+      - run: sudo apt-get update
+      - run: sudo apt-get install apt-transport-https ca-certificates curl gnupg-agent software-properties-common
+      - run: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
+      - run: sudo apt-key fingerprint 0EBFCD88
+      - run: sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+      - run: sudo apt-get update
+      - run: sudo apt-get install docker-ce docker-ce-cli containerd.io
 
-      - run: docker run --rm --privileged docker/binfmt:a7996909642ee92942dcd6cff44b9b95f08dad64
-      - run: docker run --name=buildcontainer --privileged -d legacycode/bitcoind:builder
-      - run: docker exec buildcontainer docker buildx create --name worker
-      - run: docker exec buildcontainer docker buildx use worker
-      - run: docker exec buildcontainer docker buildx inspect --bootstrap
-      - run: docker exec buildcontainer docker buildx ls
-      - run: docker exec buildcontainer docker login -u ${DOCKER_USERNAME} -p ${DOCKER_PASSWORD}
-      - run: docker cp Dockerfile buildcontainer:/
+      # enable experimental docker features for buildx
+      - run: echo 'export DOCKER_CLI_EXPERIMENTAL=enabled' >> $BASH_ENV
+      - run: docker info
 
+      # register qemu and create multi-architecture build instance
+      - run: docker run --rm --privileged docker/binfmt:a7996909642ee92942dcd6cff44b9b95f08dad64
+      - run: docker buildx create --name mybuilder
+      - run: docker buildx use mybuilder
+      - run: docker buildx inspect --bootstrap
+      
+      # build and push bintcoind
+      - checkout
+      - run: echo 'export DOCKER_TAG=${DOCKER_USERNAME}/bitcoind:${CIRCLE_BRANCH}${CIRCLE_TAG}' >> $BASH_ENV
+      - run: docker login -u ${DOCKER_USERNAME} -p ${DOCKER_PASSWORD}
       - run: |
-          docker exec buildcontainer docker buildx build \
+          docker buildx build \
           --platform linux/amd64,linux/arm64,linux/386,linux/arm/v7 \
           --build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` \
           --build-arg VCS_REF=$CIRCLE_SHA1 . -t ${DOCKER_TAG} --push

Dockerfile

@@ -1,32 +1,48 @@
 ARG BITCOIND_VERSION=0.19.0.1
 
-FROM alpine:3.11 AS builder
+FROM debian:buster-slim AS builder
 
 ARG BITCOIND_VERSION
 
+# Install dependencies and build the binaries.
+RUN apt-get update --yes \
+  && apt-get install --no-install-recommends --yes \
+    ca-certificates=20190110 \
+    dirmngr=2.2.12-1+deb10u1 \
+    gpg=2.2.12-1+deb10u1 \
+    gpg-agent=2.2.12-1+deb10u1 \
+    wget=1.20.1-1.1 \
+  && apt-get clean \
+  && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
 WORKDIR /bitcoin
 
 RUN set -eux; \
-  apkArch="$(apk --print-arch)"; \
-  \
-  case "$apkArch" in \
-    x86) \
+  arch="$(dpkg --print-architecture)"; \
+  case "$arch" in \
+    i386) \
       url=https://bitcoincore.org/bin/bitcoin-core-$BITCOIND_VERSION/bitcoin-$BITCOIND_VERSION-i686-pc-linux-gnu.tar.gz ;; \
-    x86_64) \
+    amd64) \
       url=https://bitcoin.org/bin/bitcoin-core-$BITCOIND_VERSION/bitcoin-$BITCOIND_VERSION-x86_64-linux-gnu.tar.gz ;; \
-    armv7) \
+    armhf) \
       url=https://bitcoincore.org/bin/bitcoin-core-$BITCOIND_VERSION/bitcoin-$BITCOIND_VERSION-arm-linux-gnueabihf.tar.gz ;; \
-    aarch64) \
+    arm64) \
       url=https://bitcoincore.org/bin/bitcoin-core-$BITCOIND_VERSION/bitcoin-$BITCOIND_VERSION-aarch64-linux-gnu.tar.gz ;; \
     *) \
-      echo >&2 "error: unsupported architecture ($apkArch)"; exit 1 ;;\
+      echo >&2 "error: unsupported architecture ($arch)"; exit 1 ;;\
   esac; \
   \
-  wget -q -O- $url |tar xz -C /bitcoin --strip-components=1
+  wget --quiet $url \
+  && wget --quiet https://bitcoin.org/bin/bitcoin-core-$BITCOIND_VERSION/SHA256SUMS.asc \
+  && gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 01EA5486DE18A882D4C2684590C8019E36C2E964 \
+  && gpg --verify SHA256SUMS.asc \
+  && grep "${url##*/}" SHA256SUMS.asc | sha256sum -c - \
+  && mkdir /bitcoind \
+  && tar -xzf ./*.tar.gz -C /bitcoin --strip-components=1
 
 
 # Start a new, final image.
-FROM alpine:3.11 AS final
+FROM debian:buster-slim AS final
 
 ARG BUILD_DATE
 ARG VCS_REF
@@ -35,26 +51,19 @@ ARG BITCOIND_VERSION
 LABEL org.label-schema.schema-version="1.0" \
   org.label-schema.build-date=$BUILD_DATE \
   org.label-schema.name="legacycode/bitcoind" \
-  org.label-schema.description="A Docker image based on Alpine Linux ready to run a bitcoin full node!" \
+  org.label-schema.description="A Docker image based on Debian Linux ready to run a bitcoin full node!" \
   org.label-schema.usage="https://hub.docker.com/r/legacycode/bitcoind" \
   org.label-schema.url="https://hub.docker.com/r/legacycode/bitcoind" \
   org.label-schema.vcs-url="https://github.com/legacycode/bitcoind-docker" \
   org.label-schema.vcs-ref=$VCS_REF \
   org.label-schema.version=$BITCOIND_VERSION \
   maintainer="info@legacycode.org"
 
-# Install dependencies and build the binaries.
-RUN apk add --no-cache --update \
-   boost \
-   libevent \
-   openssl \
-   libzmq
-
 # Add user and group for bitcoin process.
-RUN addgroup -S bitcoin \
-  && adduser -S bitcoin -G bitcoin \
-  && mkdir /home/bitcoin/.bitcoin \
-  && chown bitcoin:bitcoin /home/bitcoin/.bitcoin
+RUN useradd -r bitcoin \
+  && mkdir -p /home/bitcoin/.bitcoin \
+  && chmod 700 /home/bitcoin/.bitcoin \
+  && chown -R bitcoin /home/bitcoin/.bitcoin
 
 # Change user.
 USER bitcoin

README.md

@@ -13,16 +13,13 @@ This documentation focus on running Docker container with _docker-compose.yml_ f
 
 This bitcoind images supports following tags for e.g. Linux, Raspberry, Pine64 etc.:
 
--   [`latest`](https://github.com/legacycode/bitcoind-docker/blob/latest/Dockerfile) [`v0.19.0.1`](https://github.com/legacycode/bitcoind-docker/blob/v0.19.0.1/Dockerfile) [`v0.19.0`](https://github.com/legacycode/bitcoind-docker/blob/v0.19.0/Dockerfile) [`v0.18.1`](https://github.com/legacycode/bitcoind-docker/blob/v0.18.1/Dockerfile) - stable bitcoind builds
+-   [`latest`](https://github.com/legacycode/bitcoind-docker/blob/latest/Dockerfile) [`v0.19.0.1`](https://github.com/legacycode/bitcoind-docker/blob/v0.19.0.1/Dockerfile) - stable bitcoind builds
 
 This images supports following architectures [(more info)](8):
 
 -   `amd64` - for most desktop processors
-
 -   `arm7v` - for 32-Bit ARM images like Raspbian (Raspberry 1, 2, 3 and 4)
-
--   `arm64` - for 64-Bit ARM images like armbian
-
+-   `arm64` - for 64-Bit ARM images like armbian (Pine 64, etc.)
 -   `386` - for legacy desktop processors
 
 ## Starting your bitcoind node
@@ -83,7 +80,7 @@ This [bitcoind Dockerfile][1] is provided under the [MIT License][4].
 
 For license information about [bitcoind][5] visit the [bitcoind GitHub source][6].
 
-The Docker images are based on the [alpine Docker image][7]. Refer to the official [alpine Docker image][7] page for license information.
+The Docker images are based on the [Debian Docker image][7]. Refer to the official [Debian Docker image][7] page for license information.
 
 [1]: https://github.com/legacycode/bitcoind-docker
 
@@ -97,4 +94,4 @@ The Docker images are based on the [alpine Docker image][7]. Refer to the offici
 
 [6]: https://github.com/bitcoin/bitcoin/blob/master/COPYING
 
-[7]: https://hub.docker.com/_/alpine
+[7]: https://hub.docker.com/_/debian