GUACAMOLE-456: use Docker multi-stage build

This commit is contained in:
Carl Harris 2017-12-06 07:57:12 -05:00
parent 2c12c12850
commit e4f4761c87
3 changed files with 84 additions and 53 deletions

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@ -1,3 +1,5 @@
# Docker build spec
Dockerfile
# Git repository metadata
.git

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@ -21,31 +21,20 @@
# Dockerfile for guacamole-server
#
# Start from CentOS base image
FROM centos:centos7
# Environment variables
ENV \
BUILD_DIR=/tmp/guacd-docker-BUILD \
LC_ALL=en_US.UTF-8 \
RUNTIME_DEPENDENCIES=" \
cairo \
dejavu-sans-mono-fonts \
freerdp \
freerdp-plugins \
ghostscript \
libjpeg-turbo \
libssh2 \
liberation-mono-fonts \
libtelnet \
libvorbis \
libvncserver \
libwebp \
pango \
pulseaudio-libs \
terminus-fonts \
uuid" \
BUILD_DEPENDENCIES=" \
# Use CentOS as base for the build
ARG CENTOS_VERSION=centos7
FROM centos:${CENTOS_VERSION} AS builder
# Base directory for installed build artifacts.
# Due to limitations of the Docker image build process, this value is
# duplicated in an ARG in the second stage of the build.
#
ARG PREFIX_DIR=/usr/local/guacamole
# Build arguments
ARG BUILD_DIR=/tmp/guacd-docker-BUILD
ARG BUILD_DEPENDENCIES=" \
autoconf \
automake \
cairo-devel \
@ -63,10 +52,13 @@ ENV \
pulseaudio-libs-devel \
uuid-devel"
# Bring environment up-to-date and install guacamole-server dependencies
# Build time environment
ENV LC_ALL=en_US.UTF-8
# Bring build environment up to date and install build dependencies
RUN yum -y update && \
yum -y install epel-release && \
yum -y install $RUNTIME_DEPENDENCIES && \
yum -y install $BUILD_DEPENDENCIES && \
yum clean all
# Add configuration scripts
@ -76,13 +68,63 @@ COPY src/guacd-docker/bin /opt/guacd/bin/
COPY . "$BUILD_DIR"
# Build guacamole-server from local source
RUN yum -y install $BUILD_DEPENDENCIES && \
/opt/guacd/bin/build-guacd.sh "$BUILD_DIR" && \
rm -Rf "$BUILD_DIR" && \
yum -y autoremove $BUILD_DEPENDENCIES && \
yum clean all
RUN /opt/guacd/bin/build-guacd.sh "$BUILD_DIR" "$PREFIX_DIR"
# Use same CentOS as the base for the runtime image
FROM centos:${CENTOS_VERSION}
# Base directory for installed build artifacts.
# Due to limitations of the Docker image build process, this value is
# duplicated in an ARG in the first stage of the build. See also the
# CMD directive at the end of this build stage.
#
ARG PREFIX_DIR=/usr/local/guacamole
# Runtime environment
ENV LC_ALL=en_US.UTF-8
ARG RUNTIME_DEPENDENCIES=" \
cairo \
dejavu-sans-mono-fonts \
freerdp \
freerdp-plugins \
ghostscript \
libjpeg-turbo \
libssh2 \
liberation-mono-fonts \
libtelnet \
libvorbis \
libvncserver \
libwebp \
pango \
pulseaudio-libs \
terminus-fonts \
uuid"
# Bring runtime environment up to date and install runtime dependencies
RUN yum -y update && \
yum -y install epel-release && \
yum -y install $RUNTIME_DEPENDENCIES && \
yum clean all && \
rm -rf /var/cache/yum
# Copy build artifacts into this stage
COPY --from=builder ${PREFIX_DIR} ${PREFIX_DIR}
# Link FreeRDP plugins into proper path
RUN FREERDP_DIR=$(dirname \
$(rpm -ql freerdp-libs | grep 'libfreerdp.*\.so' | head -n1)) && \
FREERDP_PLUGIN_DIR="${FREERDP_DIR}/freerdp" && \
mkdir -p "$FREERDP_PLUGIN_DIR" && \
ln -s "$PREFIX_DIR"/lib/freerdp/*.so "$FREERDP_PLUGIN_DIR"
# Expose the default listener port
EXPOSE 4822
# Start guacd, listening on port 0.0.0.0:4822
EXPOSE 4822
CMD [ "/usr/local/sbin/guacd", "-b", "0.0.0.0", "-f" ]
#
# Note the path here MUST correspond to the value specified in the
# PREFIX_DIR build argument.
#
CMD [ "/usr/local/guacamole/sbin/guacd", "-b", "0.0.0.0", "-f" ]

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@ -28,16 +28,14 @@
## The directory which currently contains the guacamole-server source and
## in which the build should be performed.
##
## @param PREFIX_DIR
## The directory prefix into which the build artifacts should be installed
## in which the build should be performed. This is passed to the --prefix
## option of `configure`.
##
BUILD_DIR="$1"
##
## Locates the directory in which the FreeRDP libraries (.so files) are
## located, printing the result to STDOUT.
##
where_is_freerdp() {
dirname `rpm -ql freerdp-libs | grep 'libfreerdp.*\.so' | head -n1`
}
PREFIX_DIR="$2"
#
# Build guacamole-server
@ -45,18 +43,7 @@ where_is_freerdp() {
cd "$BUILD_DIR"
autoreconf -fi
./configure
./configure --prefix="$PREFIX_DIR"
make
make install
ldconfig
#
# Add FreeRDP plugins to proper path
#
FREERDP_DIR=`where_is_freerdp`
FREERDP_PLUGIN_DIR="$FREERDP_DIR/freerdp"
mkdir -p "$FREERDP_PLUGIN_DIR"
ln -s /usr/local/lib/freerdp/*.so "$FREERDP_PLUGIN_DIR"