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Dockerfile-focal-demo
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#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
FROM ubuntu:20.04
RUN apt-get update && DEBIAN_FRONTEND=noninteractive \
apt-get install -y --no-install-recommends \
curl ca-certificates openssh-server \
iproute2 iptables iputils-ping net-tools \
# The following is used for Firecracker init
init udev && \
# The serial getty service hooks up the login prompt to the
# kernel console at ttyS0 (where Firecracker connects its
# serial console). Set to autologin to avoid login prompt.
mkdir "/etc/systemd/system/[email protected]/" && \
echo "[Service]\nExecStart=\nExecStart=-/sbin/agetty --autologin root --keep-baud 115200,38400,9600 %I $TERM\n" > /etc/systemd/system/[email protected]/autologin.conf && \
passwd -d root && \
rm -rf /var/lib/apt/lists/*
#CMD echo "Hello World"
#CMD ["/bin/bash"]
#ENTRYPOINT ["/sbin/init"]
#ENTRYPOINT ["/bin/bash"]
#ENTRYPOINT ["/bin/bash", "-c", "echo 'hello entrypoint'"]
#CMD ["-c", "echo \"hello entrypoint\""]
#-------------------------------------------------------------------------------
#
# To build the image
# docker build -t focal-demo -f ./Dockerfile-focal-demo .
#