Merge branch 'feature/add_docker_compilation_environment_for_esp8266' into 'master'

feat(tools): Add docker compilation environment for esp8266.

See merge request sdk/ESP8266_RTOS_SDK!1522

Author: wujiangang

tools/docker/Dockerfile

@@ -0,0 +1,70 @@
+FROM ubuntu:18.04
+
+ARG DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y \
+    vim \
+    apt-utils \
+    bison \
+    ca-certificates \
+    ccache \
+    check \
+    curl \
+    flex \
+    git \
+    gperf \
+    lcov \
+    libncurses-dev \
+    libusb-1.0-0-dev \
+    make \
+    ninja-build \
+    python3 \
+    python3-pip \
+    unzip \
+    wget \
+    xz-utils \
+    zip \
+   && apt-get autoremove -y \
+   && rm -rf /var/lib/apt/lists/* \
+   && update-alternatives --install /usr/bin/python python /usr/bin/python3 10
+
+RUN python -m pip install --upgrade pip virtualenv
+
+# To build the image for a branch or a tag of IDF, pass --build-arg IDF_CLONE_BRANCH_OR_TAG=name.
+# To build the image with a specific commit ID of IDF, pass --build-arg IDF_CHECKOUT_REF=commit-id.
+# It is possibe to combine both, e.g.:
+#   IDF_CLONE_BRANCH_OR_TAG=release/vX.Y
+#   IDF_CHECKOUT_REF=<some commit on release/vX.Y branch>.
+
+ARG IDF_CLONE_URL=https://github.com/espressif/ESP8266_RTOS_SDK.git
+ARG IDF_CLONE_BRANCH_OR_TAG=master
+ARG IDF_CHECKOUT_REF=
+
+ENV IDF_PATH=/opt/esp/ESP8266_RTOS_SDK
+ENV IDF_TOOLS_PATH=/opt/esp
+
+RUN echo IDF_CHECKOUT_REF=$IDF_CHECKOUT_REF IDF_CLONE_BRANCH_OR_TAG=$IDF_CLONE_BRANCH_OR_TAG && \
+    git clone --recursive \
+      ${IDF_CLONE_BRANCH_OR_TAG:+-b $IDF_CLONE_BRANCH_OR_TAG} \
+      $IDF_CLONE_URL $IDF_PATH && \
+    if [ -n "$IDF_CHECKOUT_REF" ]; then \
+      cd $IDF_PATH && \
+      git checkout $IDF_CHECKOUT_REF && \
+      git submodule update --init --recursive; \
+    fi
+
+# Install all the required tools, plus CMake
+RUN  $IDF_PATH/tools/idf_tools.py --non-interactive install cmake \
+  && $IDF_PATH/tools/idf_tools.py --non-interactive install xtensa-lx106-elf \
+  && $IDF_PATH/tools/idf_tools.py --non-interactive install-python-env \
+  && rm -rf $IDF_TOOLS_PATH/dist \
+  && pip install -r $IDF_PATH/requirements.txt
+
+# Ccache is installed, enable it by default
+ENV IDF_CCACHE_ENABLE=1
+
+COPY entrypoint.sh /opt/esp/entrypoint.sh
+
+ENTRYPOINT [ "/opt/esp/entrypoint.sh" ]
+
+CMD [ "/bin/bash" ]

tools/docker/entrypoint.sh

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+#!/usr/bin/env bash
+set -e
+
+. $IDF_PATH/export.sh
+
+exec "$@"

tools/docker/hooks/build

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+#!/bin/bash
+
+# This file gets executed to build the image on the Docker Hub.
+# See https://docs.docker.com/docker-hub/builds/advanced/#build-hook-examples for details.
+
+set -euo pipefail
+
+echo "Building for branch ${SOURCE_BRANCH}, commit ${SOURCE_COMMIT}"
+
+docker build \
+    --build-arg IDF_CLONE_BRANCH_OR_TAG=${SOURCE_BRANCH} \
+    --build-arg IDF_CHECKOUT_REF=${SOURCE_COMMIT} \
+    -f $DOCKERFILE_PATH \
+    -t $IMAGE_NAME .