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# Copyright (c) 2018 Intel Corporation.
#
# Licensed 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.
---
- name: Group
group_by:
key: image_builder
- package: name=parted state=present
environment: "{{ proxy_env }}"
- package: name=kpartx state=present
environment: "{{ proxy_env }}"
- package: name="{{ growpart_package[ansible_os_family] }}" state=present
environment: "{{ proxy_env }}"
- set_fact:
imgfile: "{{ normal_image_file }}"
when: img_prop_item == "normal"
- set_fact:
imgfile: "{{ nsb_image_file }}"
when: img_prop_item == "nsb"
- set_fact:
mountdir: "{{ lookup('env', 'mountdir')|default('/mnt/yardstick', true) }}"
raw_imgfile: "{{ workspace }}/{{ raw_imgfile_basename }}"
# cleanup non-lxd
- name: unmount all old mount points
mount:
name: "{{ item }}"
state: unmounted
with_items:
# order matters
- "{{ mountdir }}/proc"
- "{{ mountdir }}"
- "/mnt/{{ release }}"
- name: kpartx -dv to delete all image partition device nodes
command: kpartx -dv "{{ raw_imgfile }}"
ignore_errors: true
- name: Debug dump loop devices
command: losetup -a
ignore_errors: true
- name: delete loop devices for image file
# use this because kpartx -dv will fail if raw_imgfile was delete
# but in theory we could have deleted file still attached to loopback device?
# use grep because of // and awk
shell: losetup -O NAME,BACK-FILE | grep "{{ raw_imgfile_basename }}" | awk '{ print $1 }' | xargs -l1 losetup -v -d
ignore_errors: true
- name: Debug dump loop devices again
command: losetup -a
ignore_errors: true
- name: delete {{ raw_imgfile }}
file:
path: "{{ raw_imgfile }}"
state: absent
# common
- name: remove {{ mountdir }}
file:
path: "{{ mountdir }}"
state: absent
# download-common
- name: remove {{ workspace }}
file:
path: "{{ workspace }}"
state: directory
- name: "fetch {{ image_url }} and verify "
fetch_url_and_verify:
url: "{{ image_url }}"
sha256url: "{{ sha256sums_url }}"
dest: "{{ image_dest }}"
- name: convert image to raw
command: "qemu-img convert {{ image_dest }} {{ raw_imgfile }}"
- name: resize image to allow for more VNFs
command: "qemu-img resize -f raw {{ raw_imgfile }} +2G"
- name: resize parition to allow for more VNFs
# use growpart because maybe it handles GPT better than parted
command: growpart {{ raw_imgfile }} 1
- name: create mknod devices in chroot
command: "mknod -m 0660 /dev/loop{{ item }} b 7 {{ item }}"
args:
creates: "/dev/loop{{ item }}"
with_sequence: start=0 end=9
tags: mknod_devices
- name: find first partition device
command: kpartx -l "{{ raw_imgfile }}"
register: kpartx_res
- set_fact:
image_first_partition: "{{ kpartx_res.stdout_lines[0].split()[0] }}"
- set_fact:
# assume / is the first partition
image_first_partition_device: "/dev/mapper/{{ image_first_partition }}"
- name: use kpartx to create device nodes for the raw image loop device
# operate on the loop device to avoid /dev namespace missing devices
command: kpartx -avs "{{ raw_imgfile }}"
- name: parted dump raw image
command: parted "{{ raw_imgfile }}" print
register: parted_res
- debug:
var: parted_res
verbosity: 2
- name: use blkid to find filesystem type of first partition device
command: blkid -o value -s TYPE {{ image_first_partition_device }}
register: blkid_res
- set_fact:
image_fs_type: "{{ blkid_res.stdout.strip() }}"
- fail:
msg: "We only support ext4 image filesystems because we have to resize"
when: image_fs_type != "ext4"
- name: fsck the image filesystem
command: "e2fsck -y -f {{ image_first_partition_device }}"
- name: resize filesystem to full partition size
command: resize2fs {{ image_first_partition_device }}
- name: fsck the image filesystem
command: "e2fsck -y -f {{ image_first_partition_device }}"
- name: make tmp disposable fstab
command: mktemp --tmpdir fake_fstab.XXXXXXXXXX
register: mktemp_res
- set_fact:
fake_fstab: "{{ mktemp_res.stdout.strip() }}"
- name: mount first parition on image device
mount:
src: "{{ image_first_partition_device }}"
name: "{{ mountdir }}"
# fstype is required
fstype: "{{ image_fs_type }}"
# !!!!!!! this is required otherwise we add entries to /etc/fstab
# and prevent the system from booting
fstab: "{{ fake_fstab }}"
state: mounted
- name: mount chroot /proc
mount:
src: none
name: "{{ mountdir }}/proc"
fstype: proc
# !!!!!!! this is required otherwise we add entries to /etc/fstab
# and prevent the system from booting
fstab: "{{ fake_fstab }}"
state: mounted
- name: if arm copy qemu-aarch64-static into chroot
copy:
src: /usr/bin/qemu-aarch64-static
dest: "{{ mountdir }}/usr/bin"
when: img_arch == arch_arm64
- name: create ubuntu policy-rc.d workaround
copy:
content: "{{ '#!/bin/sh\nexit 101\n' }}"
dest: "{{ mountdir }}/usr/sbin/policy-rc.d"
mode: 0755
when: "target_os == 'Ubuntu'"
- name: add chroot as host
add_host:
name: "{{ mountdir }}"
groups: chroot_image,image_builder
connection: chroot
ansible_python_interpreter: /usr/bin/python3
# set this host variable here
nameserver_ip: "{{ ansible_dns.nameservers[0] }}"
image_type: vm
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