Dockerfile.template

# This is a template for container-images
# Please, replace or remove all strings with %% prefix

FROM registry.fedoraproject.org/f26-modular/boltron

# Provide some Dockerfile description 
# %%{DOCKERFILE_DESCRIPTION}
#
# Volumes:
#  * %%{VOLUME_PATH} - %%{VOLUME_DESCRIPTION}
# Environment:
#  * %%{ENV_VARIABLE} - %%{ENV_VARIABLE_DESCRIPTION}
# Exposed ports:
#  * %%{PORT} - %%{PORT_DESCRIPTION}
# Additional packages
#  * %%{ADDITIONAL_PACKAGE_NAME} - %%{ADDITIONAL_PACKAGE_USAGE}

LABEL MAINTAINER "%%{REAL_NAME}" <%%{EMAIL_ADDRESS}>

# Enviroment variables
ENV NAME=%%{NAME} RELEASE=%%{RELEASE} ARCH=%%{ARCH}

# All following labels are mandatory
LABEL summary="%%{SUMMARY}" \
      name="$FGC/$NAME" \
      version="%%{VERSION}" \
      release="$RELEASE.$DISTTAG" \
      architecture="$ARCH" \
      com.redhat.component="$NAME" \
      usage="%%{USAGE}" \
      help="%%{HELP}" \
      description="%%{DESCRIPTION}" \
      io.k8s.description="%%{DESCRIPTION}" \
      io.k8s.display-name="%%{K8S_DISPLAY_NAME}" \
      io.openshift.expose-services="%%{EXPOSE_SERVICES}" \
      io.openshift.tags="%%{TAGS}"

# Instalation of module packages - this solution is temporary
RUN dnf install -y --nodocs %%{API_PACKAGES} && \
    dnf -y clean all

# Directive adds files from a directory (e.g. scripts) in current directory to a container directory like /files
ADD %%{scripts} %%{/files}

# Command which runs during `docker build`
RUN %%{/files/<some_bash_script>.sh}

# EXPOSE instruction exposes port from container to host.
# Specify it during `docker run` as parameter: "-p <host_port>:<container_port>"
EXPOSE %%{PORT}

# Specify username which will be used during running container
USER %%{PROCESS_UID}

# VOLUME instruction creates unnamed volume and mounts it to the provided path,
# you can override this behavior by mounting
# a selected host directory into container: "-v <host_directory>:<container_directory>"
VOLUME [%%{VOLUME_PATH}]

# Command which will start service during command `docker run`
CMD ["%%{/files/<your_script>.sh}"]