DCD-224: Refactor of product installer role.

This commit is contained in:
Steve Smith
2019-05-22 15:44:20 +10:00
parent fa4440de09
commit 34c6e80ffc
23 changed files with 223 additions and 162 deletions

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# Molecule managed
{% if item.registry is defined %}
FROM {{ item.registry.url }}/{{ item.image }}
{% else %}
FROM {{ item.image }}
{% endif %}
RUN if [ $(command -v apt-get) ]; then apt-get update && apt-get install -y python sudo bash ca-certificates && apt-get clean; \
elif [ $(command -v dnf) ]; then dnf makecache && dnf --assumeyes install python sudo python-devel python*-dnf bash && dnf clean all; \
elif [ $(command -v yum) ]; then yum makecache fast && yum install -y python sudo yum-plugin-ovl bash && sed -i 's/plugins=0/plugins=1/g' /etc/yum.conf && yum clean all; \
elif [ $(command -v zypper) ]; then zypper refresh && zypper install -y python sudo bash python-xml && zypper clean -a; \
elif [ $(command -v apk) ]; then apk update && apk add --no-cache python sudo bash ca-certificates; \
elif [ $(command -v xbps-install) ]; then xbps-install -Syu && xbps-install -y python sudo bash ca-certificates && xbps-remove -O; fi

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---
dependency:
name: galaxy
driver:
name: docker
lint:
name: yamllint
platforms:
- name: amazon_linux2
image: amazonlinux:2
groups:
- aws_node_local
- name: ubuntu_lts
image: ubuntu:bionic
groups:
- aws_node_local
provisioner:
name: ansible
options:
skip-tags: runtime_pkg
lint:
name: ansible-lint
inventory:
links:
group_vars: ../../../../group_vars/
verifier:
name: testinfra
lint:
name: flake8
enabled: false

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---
- name: Converge
hosts: all
vars:
atl_product_family: "jira"
atl_product_edition: "jira-software"
atl_product_user: "jira"
atl_product_version: "latest"
roles:
- role: linux_common
- role: product_common
- role: product_install

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import os
import urllib.request
import testinfra.utils.ansible_runner
testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
def test_version_downloaded(host):
verfile = host.file('/media/atl/jira/shared/jira-software.version')
assert verfile.exists
def test_symlink_created(host):
target = host.file('/opt/atlassian/jira-software/current')
assert target.exists
assert target.is_symlink
def test_unpacked(host):
verfile = host.file('/opt/atlassian/jira-software/current/bin/catalina.sh')
assert verfile.exists
def test_version_file_is_latest(host):
verfile = host.file('/media/atl/jira/shared/jira-software.version')
assert verfile.exists
upstream_fd = urllib.request.urlopen("https://s3.amazonaws.com/atlassian-software/releases/jira-software/latest")
upstream = upstream_fd.read()
assert verfile.content.decode("UTF-8").strip() == upstream.decode("UTF-8").strip()
def test_latest_is_downloaded(host):
upstream_fd = urllib.request.urlopen("https://s3.amazonaws.com/atlassian-software/releases/jira-software/latest")
upstream = upstream_fd.read().decode("UTF-8").strip()
installer = host.file('/opt/atlassian/tmp/jira-software.'+upstream+'.bin')
assert installer.exists
assert installer.user == 'root'

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no_op.yml

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product_version_latest.yml

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---
- name: Check for existing version cache file
stat:
path: "{{ atl_product_version_cache }}"
register: cached
# Case: File exists, always use its value
- name: Use version for product version
block:
- name: Read cached version from file
command: "cat {{ atl_product_version_cache }}"
register: atl_product_version_file
changed_when: false
- name: Set the local var to cached version
set_fact:
atl_product_version: "{{ atl_product_version_file.stdout }}"
when: cached.stat.exists

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---
# At this point atl_product_version should be set, cache if necessary.
- name: Write override cached version when specified
template:
src: version.j2
dest: "{{ atl_product_version_cache }}"
force: false

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no_op.yml

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product_version_latest.yml

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---
- name: Create installation directories
file:
path: "{{ item }}"
state: directory
mode: 0750
owner: "{{ atl_product_user }}"
group: "{{ atl_product_user }}"
with_items:
- "{{ atl_installer_temp }}"
- "{{ atl_product_home }}"
- "{{ atl_product_installation_versioned }}"
- "{{ atl_product_version_cache_dir }}"
changed_when: false # For Molecule idempotence check

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---
# Note: We don't the cache binary in the shared drive to the complexity
# around download race-conditions if multiple nodes are starting at
# the same time. When downloading from product-downloads.atlassian.com
# (which is a CDN) takes seconds anyway.
- name: Fetch product installer
get_url:
url: "{{ atl_product_download_url }}"
dest: "{{ atl_product_download }}"
mode: 0755
force: false
- name: Create installer varfile
template:
src: "{{ atl_product_family }}.varfile.j2"
dest: "{{ atl_product_varfile }}"
mode: 0755
# NOTE: We run the installer as the user rather than root to limit its
# actions. For example, if root and the 'jira' user exists then it
# will create 'jira1'; this potentially creates idempotency/upgrade
# issues down the line.
- name: Run the installer
command: /bin/sh "{{ atl_product_download }}" -q -varfile "{{ atl_product_varfile }}"
args:
creates: "{{ atl_product_installation_versioned }}/.install4j/"
become: true
become_user: "{{ atl_product_user }}"
- name: Symlink the installed version to current
file:
src: "{{ atl_product_installation_versioned }}"
dest: "{{ atl_product_installation_current }}"
state: link
force: true

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no_op.yml

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product_version_latest.yml

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---
- name: Set the download edition for ServiceDesk
set_fact:
atl_download_edition: "servicedesk"

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---
- name: Fetch the ServiceDesk metadata from marketplace
set_fact:
atl_servicedesk_version_json: "{{ lookup('url', '{{ atl_servicedesk_latest_url }}') }}"
- name: Set the version for ServiceDesk
set_fact:
atl_product_version: "{{ atl_servicedesk_version_json.name }}"

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no_op.yml

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product_version_latest.yml

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---
# Common case for most products and Jira editions.
- name: Fetch ServiceDesk metadata if necessary
include_tasks: "servicedesk_download.yml"
when: atl_product_edition == "jira-servicedesk"
- name: Create installation directories
file:
path: "{{ item }}"
state: directory
mode: 0750
owner: "{{ atl_product_user }}"
group: "{{ atl_product_user }}"
with_items:
- "{{ atl_installer_temp }}"
- "{{ atl_product_home }}"
- "{{ atl_product_installation_versioned }}"
- "{{ atl_product_version_cache_dir }}"
changed_when: false # For Molecule idempotence check
# Differences for ServiceDesk become fiddly enough that it's better to
# just split them out and move common functionality into individual
# task files. This gives us some flexibility in the future if
# necessary.
- name: Fetch product metadata if necessary
include_tasks: "product_download.yml"
when: atl_product_edition != "jira-servicedesk"
- name: Check for existing version cache file
stat:
path: "{{ atl_product_version_cache }}"
register: cached
# Case: File exists, always use its value
- name: Use version for product version
block:
- name: Read cached version from file
command: "cat {{ atl_product_version_cache }}"
register: atl_product_version_file
changed_when: false
- name: Set the local var to cached version
set_fact:
atl_product_version: "{{ atl_product_version_file.stdout }}"
when: cached.stat.exists
# Case: File doesn't exist and no version has been set; find latest.
- name: Fetch and cache latest version when no override
block:
- name: Fetch the latest edition version
include_tasks: "{{ atl_product_edition }}_version_latest.yml"
when:
not cached.stat.exists and
(atl_product_version is undefined or
not atl_product_version or
atl_product_version == "latest")
- name: Perform any additional per-edition version setup
include_tasks: "{{ atl_product_edition }}_extra_tasks.yml"
# At this point atl_product_version should be set, cache if necessary.
- name: Write override cached version when specified
template:
src: version.j2
dest: "{{ atl_product_version_cache }}"
force: false
# Note: We don't the cache binary in the shared drive to the complexity
# around download race-conditions if multiple nodes are starting at
# the same time. When downloading from product-downloads.atlassian.com
# (which is a CDN) takes seconds anyway.
- name: Fetch product installer
get_url:
url: "{{ atl_product_download_url }}"
dest: "{{ atl_product_download }}"
mode: 0755
force: false
- name: Create installer varfile
template:
src: "{{ atl_product_family }}.varfile.j2"
dest: "{{ atl_product_varfile }}"
mode: 0755
# NOTE: We run the installer as the user rather than root to limit its
# actions. For example, if root and the 'jira' user exists then it
# will create 'jira1'; this potentially creates idempotency/upgrade
# issues down the line.
- name: Run the installer
command: /bin/sh "{{ atl_product_download }}" -q -varfile "{{ atl_product_varfile }}"
args:
creates: "{{ atl_product_installation_versioned }}/.install4j/"
become: true
become_user: "{{ atl_product_user }}"
- name: Symlink the installed version to current
file:
src: "{{ atl_product_installation_versioned }}"
dest: "{{ atl_product_installation_current }}"
state: link
force: true

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---

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---
- name: Create installation directories if necessary
include_tasks: "create_dirs.yml"
- name: Check for and load cached version
include_tasks: "cached_version_fetch.yml"
# Case: File doesn't exist and no version has been set; find latest.
- name: Fetch and cache latest version when no override
block:
- name: Fetch the latest version from URL
set_fact:
atl_product_version_json: "{{ lookup('url', '{{ atl_product_latest_version_url }}') }}"
- name: Set the local var to retrieved version
set_fact:
atl_product_version: "{{ atl_product_version_json.version }}"
when:
not cached.stat.exists and
(atl_product_version is undefined or
not atl_product_version or
atl_product_version == "latest")
- name: Cache download version if necessary
include_tasks: "cached_version_write.yml"
- name: Fetch and unpack the product distribution
include_tasks: "fetch_product.yml"

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---
# This is the process for most products (except ServiceDesk
# basically). Symlink this to <edition>_version_latest.yml for each
# product that supports the standard marketplace API.
- name: Fetch the latest version from URL
set_fact:
atl_product_version_json: "{{ lookup('url', '{{ atl_product_latest_version_url }}') }}"
- name: Set the local var to retrieved version
set_fact:
atl_product_version: "{{ atl_product_version_json.version }}"

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---
- name: Create installation directories if necesary
include_tasks: "create_dirs.yml"
- name: Check for and load cached version
include_tasks: "cached_version_fetch.yml"
# Case: File doesn't exist and no version has been set; find latest.
- name: Fetch and cache latest version when no override
block:
- name: Fetch the ServiceDesk metadata from marketplace
set_fact:
atl_servicedesk_version_json: "{{ lookup('url', '{{ atl_servicedesk_latest_url }}') }}"
- name: Set the version for ServiceDesk
set_fact:
atl_product_version: "{{ atl_servicedesk_version_json.name }}"
when:
not cached.stat.exists and
(atl_product_version is undefined or
not atl_product_version or
atl_product_version == "latest")
- name: Cache download version if necessary
include_tasks: "cached_version_write.yml"
- name: Set the download edition for ServiceDesk
set_fact:
atl_download_edition: "servicedesk"
- name: Fetch and unpack the product distribution
include_tasks: "fetch_product.yml"