add testing setup

.github/workflows/ci.yaml

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+name: ci
+on:
+  push:
+    branches: master
+  pull_request:
+    branches: master
+jobs:
+  lint:
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-python@v1
+        with:
+          python-version: '3.x'
+      - run: pip install tox
+      - name: Run linter
+        run: make lint
+  build:
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-python@v1
+        with:
+          python-version: '3.7.x'
+      - run: pip install tox
+      - name: Build charm
+        run: make build
+      - name: Upload charm artifact
+        uses: actions/upload-artifact@v1
+        with:
+          name: charm
+          path: /tmp/charm-builds/ubuntu-lite
+  test:
+    runs-on: ubuntu-18.04
+    needs: build
+    strategy:
+      fail-fast: false
+      matrix:
+        juju_channel:
+          - 2.5/stable
+          - 2.6/stable
+          - 2.7/stable
+        test_bundles:
+          - xenial-bundle
+          - bionic-bundle
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-python@v1
+        with:
+          python-version: '3.7.x'
+      - run: pip install tox
+      - name: Download charm artifact
+        uses: actions/download-artifact@v1
+        with:
+          name: charm
+          path: /tmp/charm-builds/ubuntu-lite
+      # Workarounds for https://github.com/actions/upload-artifact/issues/38
+      - run: chmod +x -R /tmp/charm-builds/ubuntu-lite/hooks
+      - name: Set up LXD
+        run: |
+          sudo usermod --append --groups lxd $(whoami)
+          sudo su $(whoami) -c 'lxd init --auto'
+          sudo su $(whoami) -c 'lxc network set lxdbr0 ipv6.address none'
+      - name: Set up juju
+        run: |
+          sudo snap install juju --classic --channel=${{ matrix.juju_channel }}
+          sudo su $(whoami) -c 'juju bootstrap localhost --no-gui'
+      - name: Run deploy
+        run: make deploy-${{ matrix.test_bundles }}
+      - name: Run jujuna tests
+        run: make test-${{ matrix.test_bundles }}
+      - name: Display juju debug log on failure
+        run: juju debug-log --lines 100
+        if: failure()

.gitignore

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+# Vim
+*.swp
+
+# Tox working folder
+/.tox
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+.DS_Store
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# pyflow
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# Dev env
+.vagrant
+#vagrant.yaml
+#Vagrantfile

.pre-commit-config.yaml

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+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v2.2.3
+    hooks:
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+      - id: check-added-large-files
+      - id: check-merge-conflict
+  - repo: https://github.com/pre-commit/mirrors-autopep8
+    rev: 'v1.4.4'
+    hooks:
+      - id: autopep8
+  - repo: https://github.com/pre-commit/mirrors-isort
+    rev: v4.3.21
+    hooks:
+      - id: isort
+  - repo: https://gitlab.com/pycqa/flake8
+    rev: '3.7.9'
+    hooks:
+      - id: flake8
+        args: ['--max-line-length=120']
+  - repo: https://github.com/ansible/ansible-lint.git
+    rev: v4.1.1a5
+    hooks:
+      - id: ansible-lint
+  - repo: https://github.com/adrienverge/yamllint.git
+    rev: v1.16.0
+    hooks:
+      - id: yamllint
+        # pre-commit only reads .yamllint
+        args: [--config-file=.yamllint.yaml]

.yamllint.yaml

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+extends: default
+
+rules:
+  document-start:
+    present: false
+  indentation:
+    # Due to relations from `juju export-bundle`
+    indent-sequences: whatever
+  line-length:
+    max: 120
+    allow-non-breakable-words: true
+    allow-non-breakable-inline-mappings: true
+  truthy:
+    # Allowing 'on' due to: https://github.com/adrienverge/yamllint/issues/158
+    allowed-values: ['true', 'false', 'yes', 'no', 'on']

DEVELOPMENT.md

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+# Development
+
+Here are some handy commands to get you started:
+
+```
+$ make help
+lint                 Run linter
+build                Build charm
+deploy               Deploy charm
+upgrade              Upgrade charm
+force-upgrade        Force upgrade charm
+test-xenial          Test xenial deployment
+test-bionic          Test bionic bundle
+push                 Push charm to stable channel
+clean                Clean .tox and build
+help                 Show this help
+```

Makefile

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+# Use one shell for all commands in a target recipe
+.ONESHELL:
+# Set default goal
+.DEFAULT_GOAL := help
+# Use bash shell in Make instead of sh
+SHELL := /bin/bash
+# Charm variables
+CHARM_NAME := ubuntu-lite
+CHARM_STORE_URL := cs:~huntdatacenter/ubuntu-lite
+CHARM_HOMEPAGE := https://github.com/huntdatacenter/ubuntu-lite/
+CHARM_BUGS_URL := https://github.com/huntdatacenter/ubuntu-lite/issues
+CHARM_BUILD_DIR ?= /tmp/charm-builds
+CHARM_PATH ?= $(CHARM_BUILD_DIR)/$(CHARM_NAME)
+# Jujuna variables - can be overrided by env
+TIMEOUT ?= 600
+ERROR_TIMEOUT ?= 60
+
+
+lint: ## Run linter
+	tox -e lint
+
+
+build: ## Build charm
+	tox -e build
+
+
+deploy: ## Deploy charm
+	juju deploy $(CHARM_BUILD_DIR)/$(CHARM_NAME)
+
+
+upgrade: ## Upgrade charm
+	juju upgrade-charm $(CHARM_NAME) --path $(CHARM_BUILD_DIR)/$(CHARM_NAME)
+
+
+force-upgrade: ## Force upgrade charm
+	juju upgrade-charm $(CHARM_NAME) --path $(CHARM_BUILD_DIR)/$(CHARM_NAME) --force-units
+
+
+deploy-xenial-bundle: ## Deploy Xenial test bundle
+	tox -e deploy-xenial
+
+
+deploy-bionic-bundle: ## Deploy Bionic test bundle
+	tox -e deploy-bionic
+
+
+test-xenial-bundle: ## Test Xenial test bundle
+	tox -e test-xenial
+
+
+test-bionic-bundle: ## Test Bionic test bundle
+	tox -e test-bionic
+
+
+push: clean build generate-repo-info ## Push charm to stable channel
+	@echo "Publishing $(CHARM_STORE_URL)"
+	@export rev=$$(charm push $(CHARM_PATH) $(CHARM_STORE_URL) 2>&1 \
+		| tee /dev/tty | grep url: | cut -f 2 -d ' ') \
+	&& charm release --channel stable $$rev \
+	&& charm grant $$rev --acl read everyone \
+	&& charm set $$rev extra-info=$$(git rev-parse --short HEAD) \
+		bugs-url=$(CHARM_BUGS_URL) homepage=$(CHARM_HOMEPAGE)
+
+
+clean: ## Clean .tox and build
+	@echo "Cleaning files"
+	@if [ -d $(CHARM_PATH) ] ; then rm -r $(CHARM_PATH) ; fi
+	@if [ -d .tox ] ; then rm -r .tox ; fi
+
+
+# Internal targets
+clean-repo:
+	@if [ -n "$$(git status --porcelain)" ]; then \
+		echo '!!! Hard resetting repo and removing untracked files !!!'; \
+		git reset --hard; \
+		git clean -fdx; \
+	fi
+
+
+generate-repo-info:
+	@if [ -f $(CHARM_PATH)/repo-info ] ; then rm -r $(CHARM_PATH)/repo-info ; fi
+	@echo "commit: $$(git rev-parse HEAD)" >> $(CHARM_PATH)/repo-info
+	@echo "commit-short: $$(git rev-parse --short HEAD)" >> $(CHARM_PATH)/repo-info
+	@echo "branch: $$(git rev-parse --abbrev-ref HEAD)" >> $(CHARM_PATH)/repo-info
+	@echo "remote: $$(git config --get remote.origin.url)" >> $(CHARM_PATH)/repo-info
+	@echo "generated: $$(date -u)" >> $(CHARM_PATH)/repo-info
+
+
+# Display target comments in 'make help'
+help: ## Show this help
+	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {sub("\\\\n",sprintf("\n%22c"," "), $$2);printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)

copyright

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+LICENSE

hooks/hook.template

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+#!/bin/bash
+
+exit 0

tests/bundles/bionic.yaml

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+series: bionic
+
+applications:
+  ubuntu:
+    charm: /tmp/charm-builds/ubuntu-lite
+    num_units: 1

tests/bundles/test-bionic.yaml

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+# Jujuna test bundle
+---
+ubuntu:
+  service:
+    ssh:
+      status: 'running'
+  network:
+    port:
+      '22': True