# This Dockerfile contains multiple targets. # Use 'docker build --target= .' to build one. # e.g. `docker build --target=official .` # # All non-dev targets have a VERSION argument that must be provided # via --build-arg=VERSION= when building. # e.g. --build-arg VERSION=1.11.2 # # `default` is the production docker image which cannot be built locally. # For local dev and testing purposes, please build and use the `dev` docker image. # Official docker image that includes binaries from releases.hashicorp.com. This # downloads the release from releases.hashicorp.com and therefore requires that # the release is published before building the Docker image. FROM docker.mirror.hashicorp.services/alpine:3.15 as official # This is the release of Consul to pull in. ARG VERSION LABEL org.opencontainers.image.authors="Consul Team " \ org.opencontainers.image.url="https://www.consul.io/" \ org.opencontainers.image.documentation="https://www.consul.io/docs" \ org.opencontainers.image.source="https://github.com/hashicorp/consul" \ org.opencontainers.image.version=${VERSION} \ org.opencontainers.image.vendor="HashiCorp" \ org.opencontainers.image.title="consul" \ org.opencontainers.image.description="Consul is a datacenter runtime that provides service discovery, configuration, and orchestration." \ version=${VERSION} # This is the location of the releases. ENV HASHICORP_RELEASES=https://releases.hashicorp.com # Create a consul user and group first so the IDs get set the same way, even as # the rest of this may change over time. RUN addgroup consul && \ adduser -S -G consul consul # Set up certificates, base tools, and Consul. # libc6-compat is needed to symlink the shared libraries for ARM builds RUN set -eux && \ apk add --no-cache ca-certificates curl dumb-init gnupg libcap openssl su-exec iputils jq libc6-compat iptables tzdata && \ gpg --keyserver keyserver.ubuntu.com --recv-keys C874011F0AB405110D02105534365D9472D7468F && \ mkdir -p /tmp/build && \ cd /tmp/build && \ apkArch="$(apk --print-arch)" && \ case "${apkArch}" in \ aarch64) consulArch='arm64' ;; \ armhf) consulArch='arm' ;; \ x86) consulArch='386' ;; \ x86_64) consulArch='amd64' ;; \ *) echo >&2 "error: unsupported architecture: ${apkArch} (see ${HASHICORP_RELEASES}/consul/${VERSION}/)" && exit 1 ;; \ esac && \ wget ${HASHICORP_RELEASES}/consul/${VERSION}/consul_${VERSION}_linux_${consulArch}.zip && \ wget ${HASHICORP_RELEASES}/consul/${VERSION}/consul_${VERSION}_SHA256SUMS && \ wget ${HASHICORP_RELEASES}/consul/${VERSION}/consul_${VERSION}_SHA256SUMS.sig && \ gpg --batch --verify consul_${VERSION}_SHA256SUMS.sig consul_${VERSION}_SHA256SUMS && \ grep consul_${VERSION}_linux_${consulArch}.zip consul_${VERSION}_SHA256SUMS | sha256sum -c && \ unzip -d /tmp/build consul_${VERSION}_linux_${consulArch}.zip && \ cp /tmp/build/consul /bin/consul && \ if [ -f /tmp/build/EULA.txt ]; then mkdir -p /usr/share/doc/consul; mv /tmp/build/EULA.txt /usr/share/doc/consul/EULA.txt; fi && \ if [ -f /tmp/build/TermsOfEvaluation.txt ]; then mkdir -p /usr/share/doc/consul; mv /tmp/build/TermsOfEvaluation.txt /usr/share/doc/consul/TermsOfEvaluation.txt; fi && \ cd /tmp && \ rm -rf /tmp/build && \ gpgconf --kill all && \ apk del gnupg openssl && \ rm -rf /root/.gnupg && \ # tiny smoke test to ensure the binary we downloaded runs consul version # The /consul/data dir is used by Consul to store state. The agent will be started # with /consul/config as the configuration directory so you can add additional # config files in that location. RUN mkdir -p /consul/data && \ mkdir -p /consul/config && \ chown -R consul:consul /consul # set up nsswitch.conf for Go's "netgo" implementation which is used by Consul, # otherwise DNS supercedes the container's hosts file, which we don't want. RUN test -e /etc/nsswitch.conf || echo 'hosts: files dns' > /etc/nsswitch.conf # Expose the consul data directory as a volume since there's mutable state in there. VOLUME /consul/data # Server RPC is used for communication between Consul clients and servers for internal # request forwarding. EXPOSE 8300 # Serf LAN and WAN (WAN is used only by Consul servers) are used for gossip between # Consul agents. LAN is within the datacenter and WAN is between just the Consul # servers in all datacenters. EXPOSE 8301 8301/udp 8302 8302/udp # HTTP and DNS (both TCP and UDP) are the primary interfaces that applications # use to interact with Consul. EXPOSE 8500 8600 8600/udp # Consul doesn't need root privileges so we run it as the consul user from the # entry point script. The entry point script also uses dumb-init as the top-level # process to reap any zombie processes created by Consul sub-processes. COPY .release/docker/docker-entrypoint.sh /usr/local/bin/docker-entrypoint.sh ENTRYPOINT ["docker-entrypoint.sh"] # By default you'll get an insecure single-node development server that stores # everything in RAM, exposes a web UI and HTTP endpoints, and bootstraps itself. # Don't use this configuration for production. CMD ["agent", "-dev", "-client", "0.0.0.0"] # Production docker image that uses CI built binaries. # Remember, this image cannot be built locally. FROM docker.mirror.hashicorp.services/alpine:3.15 as default ARG PRODUCT_VERSION ARG BIN_NAME # PRODUCT_NAME and PRODUCT_VERSION are the name of the software on releases.hashicorp.com # and the version to download. Example: PRODUCT_NAME=consul PRODUCT_VERSION=1.2.3. ENV BIN_NAME=$BIN_NAME ENV PRODUCT_VERSION=$PRODUCT_VERSION ARG PRODUCT_REVISION ARG PRODUCT_NAME=$BIN_NAME # TARGETOS and TARGETARCH are set automatically when --platform is provided. ARG TARGETOS TARGETARCH LABEL org.opencontainers.image.authors="Consul Team " \ org.opencontainers.image.url="https://www.consul.io/" \ org.opencontainers.image.documentation="https://www.consul.io/docs" \ org.opencontainers.image.source="https://github.com/hashicorp/consul" \ org.opencontainers.image.version=${PRODUCT_VERSION} \ org.opencontainers.image.vendor="HashiCorp" \ org.opencontainers.image.title="consul" \ org.opencontainers.image.description="Consul is a datacenter runtime that provides service discovery, configuration, and orchestration." \ version=${PRODUCT_VERSION} # Set up certificates and base tools. # libc6-compat is needed to symlink the shared libraries for ARM builds RUN apk add -v --no-cache \ dumb-init \ libc6-compat \ iptables \ tzdata \ curl \ ca-certificates \ gnupg \ iputils \ libcap \ openssl \ su-exec \ jq # Create a consul user and group first so the IDs get set the same way, even as # the rest of this may change over time. RUN addgroup $BIN_NAME && \ adduser -S -G $BIN_NAME $BIN_NAME COPY dist/$TARGETOS/$TARGETARCH/$BIN_NAME /bin/ RUN mkdir -p /consul/data && \ mkdir -p /consul/config && \ chown -R consul:consul /consul # Set up nsswitch.conf for Go's "netgo" implementation which is used by Consul, # otherwise DNS supercedes the container's hosts file, which we don't want. RUN test -e /etc/nsswitch.conf || echo 'hosts: files dns' > /etc/nsswitch.conf # Expose the consul data directory as a volume since there's mutable state in there. VOLUME /consul/data # Server RPC is used for communication between Consul clients and servers for internal # request forwarding. EXPOSE 8300 # Serf LAN and WAN (WAN is used only by Consul servers) are used for gossip between # Consul agents. LAN is within the datacenter and WAN is between just the Consul # servers in all datacenters. EXPOSE 8301 8301/udp 8302 8302/udp # HTTP and DNS (both TCP and UDP) are the primary interfaces that applications # use to interact with Consul. EXPOSE 8500 8600 8600/udp # Consul doesn't need root privileges so we run it as the consul user from the # entry point script. The entry point script also uses dumb-init as the top-level # process to reap any zombie processes created by Consul sub-processes. COPY .release/docker/docker-entrypoint.sh /usr/local/bin/docker-entrypoint.sh RUN chmod +x /usr/local/bin/docker-entrypoint.sh ENTRYPOINT ["docker-entrypoint.sh"] # By default you'll get an insecure single-node development server that stores # everything in RAM, exposes a web UI and HTTP endpoints, and bootstraps itself. # Don't use this configuration for production. CMD ["agent", "-dev", "-client", "0.0.0.0"] # Red Hat UBI-based image # This target is used to build a Consul image for use on OpenShift. FROM registry.access.redhat.com/ubi9-minimal:9.1.0 as ubi ARG PRODUCT_NAME ARG PRODUCT_VERSION ARG PRODUCT_REVISION ARG BIN_NAME # PRODUCT_NAME and PRODUCT_VERSION are the name of the software on releases.hashicorp.com # and the version to download. Example: PRODUCT_NAME=consul PRODUCT_VERSION=1.2.3. ENV BIN_NAME=$BIN_NAME ENV PRODUCT_VERSION=$PRODUCT_VERSION ARG PRODUCT_NAME=$BIN_NAME # TARGETOS and TARGETARCH are set automatically when --platform is provided. ARG TARGETOS TARGETARCH LABEL org.opencontainers.image.authors="Consul Team " \ org.opencontainers.image.url="https://www.consul.io/" \ org.opencontainers.image.documentation="https://www.consul.io/docs" \ org.opencontainers.image.source="https://github.com/hashicorp/consul" \ org.opencontainers.image.version=${PRODUCT_VERSION} \ org.opencontainers.image.vendor="HashiCorp" \ org.opencontainers.image.title="consul" \ org.opencontainers.image.description="Consul is a datacenter runtime that provides service discovery, configuration, and orchestration." \ version=${PRODUCT_VERSION} # Copy license for Red Hat certification. COPY LICENSE /licenses/mozilla.txt # Set up certificates and base tools. # dumb-init is downloaded directly from GitHub because there's no RPM package. # Its shasum is hardcoded. If you upgrade the dumb-init verion you'll need to # also update the shasum. RUN set -eux && \ microdnf install -y ca-certificates shadow-utils gnupg libcap openssl iputils jq iptables wget unzip tar && \ wget -O /usr/bin/dumb-init https://github.com/Yelp/dumb-init/releases/download/v1.2.5/dumb-init_1.2.5_x86_64 && \ echo 'e874b55f3279ca41415d290c512a7ba9d08f98041b28ae7c2acb19a545f1c4df /usr/bin/dumb-init' > dumb-init-shasum && \ sha256sum --check dumb-init-shasum && \ chmod +x /usr/bin/dumb-init # Create a non-root user to run the software. On OpenShift, this # will not matter since the container is run as a random user and group # but this is kept for consistency with our other images. RUN groupadd $BIN_NAME && \ adduser --uid 100 --system -g $BIN_NAME $BIN_NAME COPY dist/$TARGETOS/$TARGETARCH/$BIN_NAME /bin/ # The /consul/data dir is used by Consul to store state. The agent will be started # with /consul/config as the configuration directory so you can add additional # config files in that location. # In addition, change the group of the /consul directory to 0 since OpenShift # will always execute the container with group 0. RUN mkdir -p /consul/data && \ mkdir -p /consul/config && \ chown -R consul /consul && \ chgrp -R 0 /consul && chmod -R g+rwX /consul # set up nsswitch.conf for Go's "netgo" implementation which is used by Consul, # otherwise DNS supercedes the container's hosts file, which we don't want. RUN test -e /etc/nsswitch.conf || echo 'hosts: files dns' > /etc/nsswitch.conf # Expose the consul data directory as a volume since there's mutable state in there. VOLUME /consul/data # Server RPC is used for communication between Consul clients and servers for internal # request forwarding. EXPOSE 8300 # Serf LAN and WAN (WAN is used only by Consul servers) are used for gossip between # Consul agents. LAN is within the datacenter and WAN is between just the Consul # servers in all datacenters. EXPOSE 8301 8301/udp 8302 8302/udp # HTTP and DNS (both TCP and UDP) are the primary interfaces that applications # use to interact with Consul. EXPOSE 8500 8600 8600/udp COPY .release/docker/docker-entrypoint-ubi.sh /usr/local/bin/docker-entrypoint.sh RUN chmod +x /usr/local/bin/docker-entrypoint.sh ENTRYPOINT ["docker-entrypoint.sh"] # OpenShift by default will run containers with a random user, however their # scanner requires that containers set a non-root user. USER 100 # By default you'll get an insecure single-node development server that stores # everything in RAM, exposes a web UI and HTTP endpoints, and bootstraps itself. # Don't use this configuration for production. CMD ["agent", "-dev", "-client", "0.0.0.0"]