docker-gitea-act-runner/image/Dockerfile

225 lines
7.4 KiB
Docker

#syntax=docker/dockerfile:1.4
# see https://github.com/moby/buildkit/blob/master/frontend/dockerfile/docs/syntax.md#user-content-syntax
# see https://docs.docker.com/build/dockerfile/frontend/
# see https://docs.docker.com/engine/reference/builder/#syntax
#
# SPDX-FileCopyrightText: © Vegard IT GmbH (https://vegardit.com)
# SPDX-FileContributor: Sebastian Thomschke
# SPDX-License-Identifier: Apache-2.0
# SPDX-ArtifactOfProjectHomePage: https://github.com/vegardit/docker-gitea-act-runner
#
# https://hub.docker.com/_/debian?tab=tags&name=stable-slim
FROM debian:stable-slim
LABEL maintainer="Vegard IT GmbH (vegardit.com)"
USER root
SHELL ["/bin/bash", "-euo", "pipefail", "-c"]
ARG DEBIAN_FRONTEND=noninteractive
ARG LC_ALL=C
ARG INSTALL_SUPPORT_TOOLS=0
ARG UPX_COMPRESS=true
ARG BASE_LAYER_CACHE_KEY
# dood|dind|dind-rootless
ARG FLAVOR
ARG GITEA_ACT_RUNNER_VERSION
RUN --mount=type=bind,source=.shared,target=/mnt/shared <<EOF
/mnt/shared/cmd/debian-install-os-updates.sh
/mnt/shared/cmd/debian-install-support-tools.sh
function minimize() {
ls -l "$@"
echo "Stripping [$*]..."
command strip --strip-unneeded "$@"
ls -l "$@"
if [[ $UPX_COMPRESS == "true" ]]; then
echo "Compressing [$*]..."
/opt/upx/upx -9 "$@" || true
fi
}
function curl() {
command curl -sSfL --connect-timeout 10 --max-time 30 --retry 3 --retry-all-errors "$@"
}
echo "#################################################"
echo "Installing required packages..."
echo "#################################################"
apt-get install --no-install-recommends -y binutils ca-certificates curl sudo tini
if [[ $UPX_COMPRESS == "true" ]]; then
echo "#################################################"
echo "Downloading UPX..."
echo "#################################################"
apt-get install --no-install-recommends -y xz-utils
mkdir /opt/upx
upx_download_url=$(curl "https://api.github.com/repos/upx/upx/releases/latest" | grep browser_download_url | grep amd64_linux.tar.xz | cut "-d\"" -f4)
echo "Downloading [$upx_download_url]..."
curl "$upx_download_url" | tar Jxv -C /opt/upx --strip-components=1
/opt/upx/upx --version
fi
minimize /usr/bin/tini-static
echo "#################################################"
echo "Downloading Gitea act runner..."
echo "#################################################"
arch=$(dpkg --print-architecture)
case $arch in
armhf) arch=arm-7 ;;
amd64|arm64) ;;
*) echo "Unsupported arch: $arch"; exit 1;;
esac
if [[ $GITEA_ACT_RUNNER_VERSION == "nightly" ]]; then
act_runner_download_url=https://dl.gitea.com/act_runner/nightly/act_runner-${GITEA_ACT_RUNNER_VERSION}-linux-${arch}
else
act_runner_download_url=https://gitea.com/gitea/act_runner/releases/download/v${GITEA_ACT_RUNNER_VERSION}/act_runner-${GITEA_ACT_RUNNER_VERSION}-linux-${arch}
fi
echo "Downloading [$act_runner_download_url]..."
curl "$act_runner_download_url" -o /usr/local/bin/act_runner
chmod 755 /usr/local/bin/act_runner
minimize /usr/local/bin/act_runner
act_runner --version
echo "#################################################"
echo "Adding [act] user..."
echo "#################################################"
addgroup --gid 1000 act
adduser --uid 1000 --ingroup act --home /data --shell /bin/bash --disabled-password --gecos "" act
adduser act users
adduser act sudo
echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
if [[ $FLAVOR == dind* ]]; then
echo "#################################################"
echo "Installing docker engine..."
echo "#################################################"
# https://docs.docker.com/engine/install/debian/#install-using-the-repository
apt-get install --no-install-recommends -y gnupg
install -m 0755 -d /etc/apt/keyrings
curl "https://download.docker.com/linux/debian/gpg" | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
chmod a+r /etc/apt/keyrings/docker.gpg
echo \
"deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
"$(source /etc/os-release && echo "$VERSION_CODENAME")" stable" > /etc/apt/sources.list.d/docker.list
apt-get update
(set -x; apt-get install --no-install-recommends -y docker-ce containerd.io fuse-overlayfs)
apt-get remove -y gnupg
apt-get autoremove -y
minimize /usr/bin/containerd* /usr/bin/ctr /usr/bin/docker* /usr/bin/runc
docker --version
runc --version
# https://github.com/docker/for-linux/issues/1437#issuecomment-1293818806
update-alternatives --set iptables /usr/sbin/iptables-legacy
update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
# set up subuid/subgid so that "--userns-remap=default" works out-of-the-box
addgroup --system dockremap
adduser --system --ingroup dockremap dockremap
echo 'dockremap:165536:65536' | tee -a /etc/subuid
echo 'dockremap:165536:65536' | tee -a /etc/subgid
if [[ $FLAVOR == dind-rootless ]]; then
# https://docs.docker.com/engine/security/rootless/
(set -x; apt-get install --no-install-recommends -y \
dbus-user-session \
docker-ce-rootless-extras \
kmod \
iproute2 \
slirp4netns \
uidmap)
(set -x; rootlesskit --version)
(set -x; runuser -u act -g act -- /usr/bin/dockerd-rootless-setuptool.sh install --skip-iptables)
# workaround "failed to load plugin io.containerd.internal.v1.opt error="mkdir /opt/containerd: permission denied"
mkdir /opt/containerd
chown act:act /opt/containerd
else
docker_version=$(docker --version | cut -d ' ' -f3 | cut -d ',' -f1)
curl "https://raw.githubusercontent.com/moby/moby/v${docker_version}/hack/dind" -o /usr/local/bin/dind-hack
chmod +x /usr/local/bin/dind-hack
usermod -aG docker act
fi
fi
echo "#################################################"
echo "Cleanup..."
echo "#################################################"
apt-get remove -y binutils curl
rm -rf /opt/upx
/mnt/shared/cmd/debian-cleanup.sh
EOF
ARG BUILD_DATE
ARG GIT_BRANCH
ARG GIT_COMMIT_HASH
ARG GIT_COMMIT_DATE
ARG GIT_REPO_URL
LABEL \
org.label-schema.schema-version="1.0" \
org.label-schema.build-date=$BUILD_DATE \
org.label-schema.vcs-ref=$GIT_COMMIT_HASH \
org.label-schema.vcs-url=$GIT_REPO_URL
# Default configuration: can be overridden at the docker command line
ENV \
INIT_SH_FILE='' \
#
GITEA_RUNNER_CONFIG_TEMPLATE_FILE='/opt/config.template.yaml' \
#
GITEA_RUNNER_NAME='' \
GITEA_RUNNER_LABELS='' \
GITEA_RUNNER_LABELS_DEFAULT='\
ubuntu-latest:docker://catthehacker/ubuntu:act-22.04,\
ubuntu-22.04:docker://catthehacker/ubuntu:act-22.04,\
ubuntu-20.04:docker://catthehacker/ubuntu:act-20.04' \
GITEA_RUNNER_UID=1000 \
GITEA_RUNNER_GID=1000 \
#
GITEA_RUNNER_REGISTRATION_TIMEOUT=30\
GITEA_RUNNER_REGISTRATION_RETRY_INTERVAL=5s
RUN <<EOF
echo "#################################################"
echo "Writing build_info..."
echo "#################################################"
echo "
GIT_REPO: $GIT_REPO_URL
GIT_BRANCH: $GIT_BRANCH
GIT_COMMIT: $GIT_COMMIT_HASH @ $GIT_COMMIT_DATE
IMAGE_BUILD: $BUILD_DATE" >/opt/build_info
cat /opt/build_info
EOF
COPY image/*.sh /opt/
COPY image/config.template.yaml /opt/
COPY .shared/lib/bash-init.sh /opt/bash-init.sh
USER act
VOLUME /data
# only for dind relevant
VOLUME /var/lib/docker
ENTRYPOINT ["/usr/bin/tini", "--"]
CMD ["/bin/bash", "/opt/run.sh"]