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Refactor docker-build.sh to reuse images

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The docker-build.sh script, which is used to build a Docker image from
the currently checked-out source code, has been refactored to make
better use of cached images. This speeds up the build process and allows
faster Travis builds.
This commit is contained in:
Erik Nordström 2018-10-02 11:41:43 +02:00 committed by Erik Nordström
parent 5e51735e4f
commit 7fb6fbacdd
1 changed files with 80 additions and 18 deletions
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98
scripts/docker-build.sh
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@ -5,39 +5,101 @@
#
SCRIPT_DIR=$(dirname $0)
BASE_DIR=${PWD}/${SCRIPT_DIR}/..
PG_VERSION=${PG_VERSION:-10.0}
PG_VERSION=${PG_VERSION:-10.4}
PG_IMAGE_TAG=${PG_IMAGE_TAG:-${PG_VERSION}-alpine}
BUILD_CONTAINER_NAME=${BUILD_CONTAINER_NAME:-pgbuild}
BUILD_IMAGE_NAME=${BUILD_IMAGE_NAME:-$USER/pgbuild}
IMAGE_NAME=${IMAGE_NAME:-$USER/timescaledb}
GIT_BRANCH=$(git rev-parse --abbrev-ref HEAD ${BASE_DIR} | awk '{print $1; exit}' | sed -e "s|/|_|g")
TAG_NAME=${TAG_NAME:-$GIT_BRANCH}
GIT_TAG=$(git -C ${BASE_DIR} rev-parse --short --verify HEAD)
GIT_ID=$(git -C ${BASE_DIR} describe --dirty | sed -e "s|/|_|g")
TAG_NAME=${TAG_NAME:-$GIT_ID}
BUILD_TYPE=${BUILD_TYPE:-Debug}
USE_OPENSSL=${USE_OPENSSL:-True}
PUSH_PG_IMAGE=${PUSH_PG_IMAGE:-false}
# Clean previous containers
docker rm -f $(docker ps -a -q -f name=${BUILD_CONTAINER_NAME} 2>/dev/null) 2>/dev/null
# Full image identifiers
PG_IMAGE=${BUILD_IMAGE_NAME}:${PG_IMAGE_TAG}
TS_IMAGE=${IMAGE_NAME}:${TAG_NAME}
if docker image ls -f "reference=${BUILD_IMAGE_NAME}:${PG_IMAGE_TAG}" | grep "$BUILD_IMAGE_NAME" 2>/dev/null; then
echo "Using existing build image ${BUILD_IMAGE_NAME}:${PG_IMAGE_TAG}"
docker run -d --name ${BUILD_CONTAINER_NAME} -v ${BASE_DIR}:/src ${BUILD_IMAGE_NAME}:${PG_IMAGE_TAG}
else
echo "Creating new build image ${BUILD_IMAGE_NAME}:${PG_IMAGE_TAG}"
trap remove_build_container EXIT
image_exists() {
[[ $(docker image ls -f "reference=$1" -q) ]]
}
postgres_build_image_exists() {
image_exists ${PG_IMAGE}
}
timescaledb_image_exists() {
image_exists ${TS_IMAGE}
}
remove_build_container() {
local container=${1:-${BUILD_CONTAINER_NAME}}
docker rm -vf $(docker ps -a -q -f name=${container} 2>/dev/null) 2>/dev/null
}
fetch_postgres_build_image() {
local image=${1:-${PG_IMAGE}}
docker pull ${image}
}
create_postgres_build_image() {
local image=${1:-${PG_IMAGE}}
echo "Creating new PostgreSQL build image ${image}"
# Run a Postgres container
docker run -d --name ${BUILD_CONTAINER_NAME} -v ${BASE_DIR}:/src postgres:${PG_IMAGE_TAG}
# Install build dependencies
docker exec -u root -it ${BUILD_CONTAINER_NAME} /bin/bash -c "apk add --no-cache --virtual .build-deps gdb git coreutils dpkg-dev gcc libc-dev make cmake util-linux-dev diffutils openssl-dev && mkdir -p /build/debug"
docker commit -a $USER -m "TimescaleDB build base image version $PG_IMAGE_TAG" ${BUILD_CONTAINER_NAME} ${image}
remove_build_container ${BUILD_CONTAINER_NAME}
docker commit -a $USER -m "TimescaleDB build base image version $PG_IMAGE_TAG" ${BUILD_CONTAINER_NAME} ${BUILD_IMAGE_NAME}:${PG_IMAGE_TAG}
if ${PUSH_PG_IMAGE}; then
docker push ${image}
fi
}
run_postgres_build_image() {
local image=${1:-${PG_IMAGE}}
echo "Starting image ${image}"
docker run -d --name ${BUILD_CONTAINER_NAME} -v ${BASE_DIR}:/src ${image}
}
build_timescaledb()
{
echo "Building TimescaleDB image \"${TS_IMAGE}\" with USE_OPENSSL=${USE_OPENSSL} BUILD_TYPE=${BUILD_TYPE}"
run_postgres_build_image ${PG_IMAGE}
# Build and install the extension with debug symbols and assertions
docker exec -u root -it ${BUILD_CONTAINER_NAME} /bin/bash -c "cp -a /src/{src,sql,test,scripts,version.config,CMakeLists.txt,timescaledb.control.in} /build/ && cd build/debug && cmake -DUSE_OPENSSL=${USE_OPENSSL} -DCMAKE_BUILD_TYPE=${BUILD_TYPE} .. && make && make install && echo \"shared_preload_libraries = 'timescaledb'\" >> /usr/local/share/postgresql/postgresql.conf.sample && echo \"timescaledb.telemetry_level=off\" >> /usr/local/share/postgresql/postgresql.conf.sample && cd / && rm -rf /build"
docker commit -a $USER -m "TimescaleDB development image" ${BUILD_CONTAINER_NAME} ${TS_IMAGE}
}
message_and_exit() {
echo
echo "Run 'docker run -d --name some-timescaledb -p 5432:5432 ${TS_IMAGE}' to launch"
exit
}
remove_build_container
if timescaledb_image_exists; then
echo "Image \"${TS_IMAGE}\" already exists."
message_and_exit
fi
# Build and install the extension with debug symbols and assertions
docker exec -u root -it ${BUILD_CONTAINER_NAME} /bin/bash -c "cp -a /src/{src,sql,test,scripts,version.config,CMakeLists.txt,timescaledb.control.in} /build/ && cd build/debug && cmake -DCMAKE_BUILD_TYPE=Debug .. && make && make install && echo \"shared_preload_libraries = 'timescaledb'\" >> /usr/local/share/postgresql/postgresql.conf.sample && echo \"timescaledb.telemetry_level=off\" >> /usr/local/share/postgresql/postgresql.conf.sample && cd / && rm -rf /build"
docker commit -a $USER -m "TimescaleDB development image" ${BUILD_CONTAINER_NAME} ${IMAGE_NAME}:${TAG_NAME}
if ! postgres_build_image_exists; then
if ! fetch_postgres_build_image; then
create_postgres_build_image || exit -1
fi
fi
# Clean build containers
docker rm -f ${BUILD_CONTAINER_NAME}
build_timescaledb || exit -1
echo
echo "Built image ${IMAGE_NAME}:${TAG_NAME}"
echo "Run 'docker run -d --name some-timescaledb -p 5432:5432 ${IMAGE_NAME}:${TAG_NAME}' to launch"
message_and_exit