Update Dockerfile to allow override of FROM variable

l is to let user customize the base image of the component
by passing FROM=myimage during the build process. This would let any
project leveraging Airship ensure that the base image is matching the
security requirements for that project and still use the same Dockerfile.
This will also ease the control of the /etc/apt/source.list
and thereby the result of apt-get update/upgrade procedure.
2. The above goal is achievable by using docker-ce feature such as:
ARG FROM="defaultbaseimage:xx"
FROM ${FROM}
For this reason, the installation of docker.io in the Zuul gating is beeing
replaced by docker-ce.
3. Third Goal is to bring consistency with the other compoenents leveraging
Helm such as the openstack-helm and potentially use bindep the same way
the LOCI images are to ensure
4. The new syntax in the Dockerfile is still commented out until the associated
image builder have been updated to use docker-ce as they have been for the LOCI
images.

Change-Id: I6703589f32487f5668d709f485dae5782b13c002
This commit is contained in:
Jerome Brette 2018-06-25 22:45:01 -05:00 committed by Jerome Brette
parent f0ae58d8b9
commit 4727df6b80
5 changed files with 70 additions and 19 deletions

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@ -12,18 +12,19 @@
# See the License for the specific language governing permissions and
# limitations under the License.
PEGLEG_BUILD_CTX ?= src/bin/pegleg
IMAGE_NAME ?= pegleg
IMAGE_PREFIX ?= attcomdev
DOCKER_REGISTRY ?= quay.io
IMAGE_TAG ?= latest
HELM ?= helm
PROXY ?= http://proxy.foo.com:8000
NO_PROXY ?= localhost,127.0.0.1,.svc.cluster.local
USE_PROXY ?= false
PUSH_IMAGE ?= false
LABEL ?= commit-id
IMAGE ?= $(DOCKER_REGISTRY)/$(IMAGE_PREFIX)/$(IMAGE_NAME):$(IMAGE_TAG)
PEGLEG_BUILD_CTX ?= src/bin/pegleg
IMAGE_NAME ?= pegleg
IMAGE_PREFIX ?= airshipit
DOCKER_REGISTRY ?= quay.io
IMAGE_TAG ?= latest
HELM ?= helm
PROXY ?= http://proxy.foo.com:8000
NO_PROXY ?= localhost,127.0.0.1,.svc.cluster.local
USE_PROXY ?= false
PUSH_IMAGE ?= false
LABEL ?= commit-id
IMAGE ?= $(DOCKER_REGISTRY)/$(IMAGE_PREFIX)/$(IMAGE_NAME):$(IMAGE_TAG)
PYTHON_BASE_IMAGE ?= python:3.6
export
# Build all docker images for this project
@ -62,15 +63,19 @@ format: py_format
.PHONY: build_pegleg
build_pegleg:
ifeq ($(USE_PROXY), true)
docker build -t $(IMAGE) --network=host --label $(LABEL) -f images/pegleg/Dockerfile --build-arg ctx_base=$(PEGLEG_BUILD_CTX) \
docker build -t $(IMAGE) --network=host --label $(LABEL) -f images/pegleg/Dockerfile \
--build-arg FROM=$(PYTHON_BASE_IMAGE) \
--build-arg http_proxy=$(PROXY) \
--build-arg https_proxy=$(PROXY) \
--build-arg HTTP_PROXY=$(PROXY) \
--build-arg HTTPS_PROXY=$(PROXY) \
--build-arg no_proxy=$(NO_PROXY) \
--build-arg NO_PROXY=$(NO_PROXY) .
--build-arg NO_PROXY=$(NO_PROXY) \
--build-arg ctx_base=$(PEGLEG_BUILD_CTX) .
else
docker build -t $(IMAGE) --network=host --label $(LABEL) -f images/pegleg/Dockerfile --build-arg ctx_base=$(PEGLEG_BUILD_CTX) .
docker build -t $(IMAGE) --network=host --label $(LABEL) -f images/pegleg/Dockerfile \
--build-arg FROM=$(PYTHON_BASE_IMAGE) \
--build-arg ctx_base=$(PEGLEG_BUILD_CTX) .
endif
ifeq ($(PUSH_IMAGE), true)
docker push $(IMAGE)

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@ -1,4 +1,5 @@
FROM python:3.6
ARG FROM=python:3.6
FROM ${FROM}
VOLUME /var/pegleg
WORKDIR /var/pegleg

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@ -14,6 +14,8 @@
- hosts: primary
tasks:
- include_vars: vars.yaml
- name: Debug tag generation inputs
block:
- debug:
@ -39,16 +41,47 @@
var: image_tags
- name: Install Docker (Debian)
when: ansible_os_family == 'Debian'
block:
- file:
path: "{{ item }}"
state: directory
with_items:
- /etc/docker/
- /etc/systemd/system/docker.service.d/
- /var/lib/docker/
- mount:
path: /var/lib/docker/
src: tmpfs
fstype: tmpfs
opts: size=25g
state: mounted
- copy: "{{ item }}"
with_items:
- content: "{{ docker_daemon | to_json }}"
dest: /etc/docker/daemon.json
- src: files/docker-systemd.conf
dest: /etc/systemd/system/docker.service.d/
- apt_key:
url: https://download.docker.com/linux/ubuntu/gpg
- apt_repository:
repo: deb http://{{ zuul_site_mirror_fqdn }}/deb-docker xenial stable
- apt:
name: "{{ item }}"
allow_unauthenticated: True
with_items:
- docker.io
- docker-ce
- python-pip
when: ansible_os_family == 'Debian'
- pip:
name: docker
version: 2.7.0
# NOTE(SamYaple): Allow all connections from containers to host so the
# containers can access the http server for git and wheels
- iptables:
action: insert
chain: INPUT
in_interface: docker0
jump: ACCEPT
become: True
- name: Make images

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@ -0,0 +1,8 @@
# NOTE(SamYaple): CentOS cannot be build with userns-remap enabled. httpd uses
# cap_set_file capability and there is no way to pass that in at build as of
# docker 17.06.
# TODO(SamYaple): Periodically check to see if this is possible in newer
# versions of Docker
[Service]
ExecStart=
ExecStart=/usr/bin/dockerd

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@ -12,4 +12,8 @@
# See the License for the specific language governing permissions and
# limitations under the License.
null: null
docker_daemon:
group: zuul
registry-mirrors:
- "http://{{ zuul_site_mirror_fqdn }}:8082/"
storage-driver: overlay2