fix Dockerfile, combine run layers for smaller image

.circleci/config.yml

@@ -3,7 +3,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: dark64/zokrates-env:latest
+      - image: zokrates/env:latest
     steps:
       - checkout
       - run:
@@ -27,7 +27,7 @@ jobs:
           key: v4-cargo-cache-{{ arch }}-{{ checksum "Cargo.lock" }}
   test:
     docker:
-      - image: dark64/zokrates-env:latest
+      - image: zokrates/env:latest
     steps:
       - checkout
       - run:
@@ -53,7 +53,7 @@ jobs:
       #     command: ./scripts/cov.sh
   cpp_format:
     docker:
-      - image: dark64/zokrates-env:latest
+      - image: zokrates/env:latest
     steps:
       - checkout
       - run:
@@ -61,7 +61,7 @@ jobs:
           command: run-clang-format.py -r $(pwd)/zokrates_core/lib
   wasm_test:
     docker:
-      - image: dark64/zokrates-env:latest
+      - image: zokrates/env:latest
     steps:
       - checkout
       - run:
@@ -78,7 +78,7 @@ jobs:
           command: ZOKRATES_HOME=$(pwd)/zokrates_stdlib/stdlib/ cd zokrates_core && wasm-pack test --firefox --headless -- --features wasm 
   integration_test:
     docker:
-      - image: dark64/zokrates-env:latest
+      - image: zokrates/env:latest
       - image: trufflesuite/ganache-cli:next
         port: 8545:8545
     steps:
@@ -107,7 +107,7 @@ jobs:
           command: ./scripts/release.sh
   zokrates_js_build:
     docker:
-      - image: dark64/zokrates-env:latest
+      - image: zokrates/env:latest
     steps:
       - checkout
       - run:

Dockerfile

@@ -1,34 +1,24 @@
-FROM ubuntu:18.04
+FROM zokrates/env:latest as build
 
-MAINTAINER JacobEberhardt <jacob.eberhardt@tu-berlin.de>, Thibaut Schaeffer <thibaut@schaeff.fr>
-
-RUN useradd -u 1000 -m zokrates
-
-ARG RUST_TOOLCHAIN=nightly-2020-01-01
 ENV WITH_LIBSNARK=1
+WORKDIR /build
+
+COPY . src
+RUN cd src; ./build_release.sh
+
+FROM ubuntu:18.04
 ENV ZOKRATES_HOME=/home/zokrates/.zokrates
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    ca-certificates \
-    curl \
-    && rm -rf /var/lib/apt/lists/*
+COPY --from=build /build/src/scripts/install_libsnark_prerequisites.sh /tmp/
 
-COPY ./scripts/install_libsnark_prerequisites.sh /tmp/
-RUN /tmp/install_libsnark_prerequisites.sh
+RUN /tmp/install_libsnark_prerequisites.sh \
+&& useradd -u 1000 -m zokrates
 
 USER zokrates
-
 WORKDIR /home/zokrates
 
-COPY --chown=zokrates:zokrates . src
+COPY --from=build --chown=zokrates:zokrates /build/src/target/release/zokrates $ZOKRATES_HOME/bin
+COPY --from=build --chown=zokrates:zokrates /build/src/zokrates_cli/examples $ZOKRATES_HOME/examples
+COPY --from=build --chown=zokrates:zokrates /build/src/zokrates_stdlib/stdlib $ZOKRATES_HOME/stdlib
 
-RUN mkdir $ZOKRATES_HOME
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain $RUST_TOOLCHAIN -y \
-    && export PATH=/home/zokrates/.cargo/bin:$PATH \
-    && (cd src;./build_release.sh) \
-    && mv ./src/target/release/zokrates . \
-    && mv ./src/zokrates_cli/examples . \
-    && mv ./src/zokrates_stdlib/stdlib/* $ZOKRATES_HOME \
-    && rustup self uninstall -y \
-    && rm -rf src
+ENV PATH "$ZOKRATES_HOME/bin:$PATH"

Dockerfile.env

@@ -1,7 +1,7 @@
 FROM ubuntu:18.04
 SHELL ["/bin/bash", "-c"]
 
-ARG RUST_TOOLCHAIN=nightly-2020-08-05
+ARG RUST_TOOLCHAIN=nightly-2020-07-27
 
 ENV RUSTUP_HOME=/usr/local/rustup \
     CARGO_HOME=/usr/local/cargo \
@@ -24,23 +24,13 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
         clang-format \
         python3 \
         python-markdown \
+        && add-apt-repository ppa:jonathonf/firefox-esr; apt-get install -y firefox-esr \
         && rm -rf /var/lib/apt/lists/*
 
-RUN add-apt-repository ppa:jonathonf/firefox-esr; \
-    apt-get update; \
-    apt-get install -y firefox-esr
-
-RUN curl -sL https://raw.githubusercontent.com/Sarcasm/run-clang-format/master/run-clang-format.py > /opt/run-clang-format.py \
-    && ln -s /opt/run-clang-format.py /usr/bin
-
 RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- --default-toolchain $RUST_TOOLCHAIN -y; \
-    rustup --version; \
-    cargo --version; \
-    rustc --version;
-
-RUN cargo install --git https://github.com/rustwasm/wasm-pack; \
-    wasm-pack --version;
-
-RUN curl -sL https://deb.nodesource.com/setup_lts.x | bash -; \
-    apt-get install -y nodejs; echo nodejs $(node -v); \
-    npm i -g solc;
+    cargo install --git https://github.com/rustwasm/wasm-pack; \
+    curl -sL https://deb.nodesource.com/setup_lts.x | bash -; apt-get install -y nodejs; npm i -g solc; \
+    curl -sL https://raw.githubusercontent.com/Sarcasm/run-clang-format/master/run-clang-format.py > /opt/run-clang-format.py; \
+    chmod +x /opt/run-clang-format.py; \
+    ln -s /opt/run-clang-format.py /usr/bin; \
+    rustup --version; cargo --version; rustc --version; wasm-pack --version; echo nodejs $(node -v); \

zokrates_js/Dockerfile

@@ -1,4 +1,4 @@
-FROM dark64/rust-wasm-env:latest
+FROM zokrates/env:latest
 
 COPY . src
 RUN cd src/zokrates_js && npm run build && rm -rf target/

zokrates_js/Dockerfile.env

@@ -1,24 +0,0 @@
-FROM node:10
-SHELL ["/bin/bash", "-c"]
-
-ARG RUST_VERSION=nightly
-
-ENV RUSTUP_HOME=/usr/local/rustup \
-    CARGO_HOME=/usr/local/cargo \
-    PATH=/usr/local/cargo/bin:$PATH
-
-RUN set -eux; \
-    apt-get update; \
-    apt-get install -y --no-install-recommends \
-        ca-certificates \
-        gcc \
-        libc6-dev \
-        ; \
-    \
-    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --no-modify-path --default-toolchain $RUST_VERSION; \
-    chmod -R a+w $RUSTUP_HOME $CARGO_HOME; \
-    rustup --version; \
-    cargo --version; \
-    rustc --version;
-
-RUN cargo install --git https://github.com/rustwasm/wasm-pack