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github_actions_cicd.py
executable file
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github_actions_cicd.py
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#!/usr/bin/env python3
# coding=utf-8
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2023-04-17 03:54:00 +0100 (Mon, 17 Apr 2023)
#
# https://github.com/HariSekhon/Diagrams-as-Code
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn
# and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/HariSekhon
#
"""
GitHub Actions CI/CD
"""
__author__ = 'Hari Sekhon'
__version__ = '0.4.1'
import os
#import requests
from diagrams import Diagram, Cluster, Edge
# ============================================================================ #
# On-premise / Open Source resources:
#
# https://diagrams.mingrammer.com/docs/nodes/onprem
#
#from diagrams.onprem.client import User # , Users
from diagrams.onprem.ci import Jenkins, GithubActions
from diagrams.onprem.vcs import Git, Github
# ============================================================================ #
# SaaS:
#
# https://diagrams.mingrammer.com/docs/nodes/saas
#
from diagrams.saas.chat import Slack
# ============================================================================ #
#
# Programming - flowcharts, programming languages and frameworks
#
# https://diagrams.mingrammer.com/docs/nodes/programming
#
from diagrams.programming.language import Python
from diagrams.programming.flowchart import Document
# ============================================================================ #
#
# Custom - for creating a custom object using a downloaded image
#
# https://diagrams.mingrammer.com/docs/nodes/custom
#
from diagrams.custom import Custom
# ============================================================================ #
# pylint: disable=C0103
headers = {'user-agent': 'Mozilla/5.0'}
hari_icon = "hari.jpeg"
# rolling_eyes_url = "https://em-content.zobj.net/thumbs/240/apple/354/face-with-rolling-eyes_1f644.png"
rolling_eyes_icon = "rolling_eyes.png"
# r = requests.get(rolling_eyes_url, headers=headers)
# with open(rolling_eyes_icon, 'wb') as f:
# f.write(r.content)
# r = requests.get(hari_url, headers=headers)
# with open(hari_icon, 'wb') as f:
# f.write(r.content)
# ============================================================================ #
graph_attr = {
"splines": "spline",
}
image_dir = 'images'
# pylint: disable=W0104,W0106
with Diagram('GitHub Actions CI/CD - Auto-(Re)Generate Diagrams',
show=not bool(os.environ.get('CI', 0)),
direction='LR',
filename=os.path.join(image_dir, "github_actions_cicd"),
graph_attr=graph_attr,
):
#hari = User("Hari\nPythonista")
hari = Custom("Hari\nPythonista", hari_icon)
#giovanni = User("Giovanni")
giovanni = Custom("Giovanni", rolling_eyes_icon)
#ravi = User("Ravi")
ravi = Custom("Ravi", "man-shrugging-medium-skin-tone.png")
#you = User("You")
you = Custom("You", "flushed-face.png")
#users = Users("Users")
git = Git("Git")
hari \
>> Edge(label="crazy midnight to 4am coding") \
>> [
# can't handle svg
#Custom("D2", "d2_graphic.svg")
#Custom("D2", "d2_logo.png")
Custom("D2", "d2_graphic.png"),
Python("Python")
] \
>> Edge(label="git commit") \
>> git
with Cluster("GitHub"):
github_repo = Github("Diagrams-as-Code\nGitHub repo")
with Cluster("GitHub Actions\nCI/CD"):
python_workflow = GithubActions("Generate Python\nImages workflow")
d2_workflow = GithubActions("Generate D2\nImages workflow")
readme = Document("README.md")
git >> Edge(label="git push") >> github_repo
github_repo >> Edge(label="*.py changes trigger workflow") >> python_workflow
github_repo >> Edge(label="*.d2 changes trigger workflow") >> d2_workflow
[python_workflow, d2_workflow] \
>> Edge(label="git commit new / updated diagrams") \
>> github_repo \
>> readme
with Cluster("Banned by Giovanni"):
with Cluster("Do Not Use"):
# hari \
# - Edge(color='red', style="dashed") \
Jenkins("Jenkins") \
<< Edge(label="banned", color='red', style="dashed") \
<< giovanni
# github_actions \
# << Edge(label="I will just about tolerate this") \
# << giovanni
slack = Slack("Slack")
hari \
>> Edge(label="Hey Guys,\nlook what I just did\nthis weekend!") \
>> slack
ravi \
>> Edge(label="Hey,\nwhat did I miss?") \
>> slack
giovanni \
>> Edge(label="Hari is doing his\n\"rain man\"\nthing again...") \
>> slack
you >> readme # << users