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zashi-pipeline.py
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zashi-pipeline.py
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#!/usr/bin/env python3
import networkx as nx
from str2bool import str2bool as strtobool
import itertools
import os
import re
from textwrap import wrap
from urllib.parse import urlparse
from helpers import github, zenhub
GITHUB_TOKEN = os.environ.get('GITHUB_TOKEN')
ZENHUB_TOKEN = os.environ.get('ZENHUB_TOKEN')
# IDs of repos we look for releases in.
RUST = 85334928
ANDROID_SDK = 151763639
SWIFT_SDK = 185480114
ZASHI_ANDROID = 390808594
ZASHI_IOS = 387551125
REPOS = {
**github.CORE_REPOS,
**github.WALLET_REPOS,
}
RELEASE_MATRIX = {
RUST: [ANDROID_SDK, SWIFT_SDK],
ANDROID_SDK: [ZASHI_ANDROID],
SWIFT_SDK: [ZASHI_IOS],
ZASHI_ANDROID: [],
ZASHI_IOS: []
}
class TrackedIssue:
def __init__(self, issue):
self.issue = issue
def build_release_matrix_from(dg, issue, repo_id):
acc = []
for child in dg.neighbors(issue):
if child.repo_id == repo_id and 'C-release' in child.labels:
# Fetch the rows that each child's downstreams need rendered.
child_deps = [
build_release_matrix_from(dg, child, dep_repo)
for dep_repo in RELEASE_MATRIX.get(repo_id)
]
# Merge the rows from each downstream repo together.
child_releases = [
{k: v for d in prod for k, v in d.items()}
for prod in itertools.product(*child_deps)
]
if len(child_releases) > 0:
for rec in child_releases:
rec[repo_id] = child
else:
child_releases = [{repo_id: child}]
acc.extend(child_releases)
else:
acc.extend(build_release_matrix_from(dg, child, repo_id))
return acc
def main():
gapi = github.api(GITHUB_TOKEN)
zapi = zenhub.api(ZENHUB_TOKEN)
print('Fetching tracked issues')
tracked_issues = github.download_issues_with_labels(gapi, ['C-tracked-bug', 'C-tracked-feature'], REPOS)
# The repos we care about are now:
# - Any repo containing a tracked issue.
# - The wallet repos where releases occur.
tracked_repos = set([repo_id for (repo_id, _) in tracked_issues])
repos = {
**github.WALLET_REPOS,
}
for repo_id in tracked_repos:
repos[repo_id] = REPOS[repo_id]
workspaces = {
workspace_id: [repo_id for repo_id in repos if repo_id in repos]
for (workspace_id, repos) in zenhub.WORKSPACE_SETS.items()
}
# Build the full dependency graph from ZenHub's per-workspace API.
print('Fetching graph')
dg = nx.compose_all([
zenhub.get_dependency_graph(zapi, workspace_id, repos)
for (workspace_id, repos) in workspaces.items()
if len(repos) > 0
])
print('Rendering deployment pipeline')
# Ensure that the tracked issues all exist in the graph. This is a no-op for
# issues that are already present.
start_at = set([issue for issue in tracked_issues])
for i in start_at:
dg.add_node(i)
# Replace the graph with the subgraph that only includes the tracked
# issues and their descendants.
descendants = [nx.descendants(dg, n) for n in start_at]
dg = nx.subgraph(dg, start_at.union(*descendants))
# Fetch the issues within the graph.
mapping = github.download_issues(gapi, dg.nodes, repos)
# Relabel the graph
dg = nx.relabel_nodes(dg, mapping)
# Filter out unknown issues
unknown = [n for n in dg if n.repo_id not in repos]
if len(unknown) > 0:
dg.remove_nodes_from(unknown)
# Apply property annotations
for (source, sink) in dg.edges:
attrs = dg.edges[source, sink]
attrs['is_open'] = 0 if source.state == 'closed' else 1
# Render the HTML version!
html_header = '''<!DOCTYPE html>
<html>
<head>
<title>Zashi Pipeline</title>
<style>
body {
color: #1f2328;
font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";
font-size: 14px;
line-height: 1.5;
word-wrap: break-word;
}
a {
color: #0969da;
}
table {
border-collapse: collapse;
width: 100%;
width: max-content;
max-width: 100%;
overflow: auto;
}
table tr {
border-top: 1px solid #d1d9e0b3;
}
table th, table td {
border: 1px solid #d1d9e0b3;
padding: 6px 13px;
text-align: center;
}
@media (prefers-color-scheme: dark) {
body {
background-color: #121212;
color: #f0f6fc;
}
a {
color: #4493f8;
}
table tr {
border-top: 1px solid #3d444db3;
}
table th, table td {
border: 1px solid #3d444db3;
}
}
</style>
</head>
<body>
<h1>Zashi Pipeline</h1>
<p>🐞 = bug, 💡 = feature, ✅ = implemented / released, 🛑 = unfinished, 📥 = unassigned / DAG needs updating</p>
<table>
<thead>
<tr>
<th>Type</th>
<th>Issue</th>
<th>Rust crate</th>
<th>Android SDK</th>
<th>Swift SDK</th>
<th>Zashi Android</th>
<th>Zashi iOS</th>
</tr>
</thead>
<tbody>
'''
html_footer = '''
</tbody>
</table>
</body>
</html>
'''
with open('public/zashi-pipeline.html', 'w') as f:
f.write(html_header)
for issue in tracked_issues.values():
rows = build_release_matrix_from(dg, issue, RUST);
for i, row in enumerate(rows):
f.write('<tr>')
if i == 0:
rowspan = ''
if len(rows) > 1:
rowspan = ' rowspan="{}"'.format(len(rows))
f.write('<td{}>{}</td>'.format(
rowspan,
'🐞' if 'C-tracked-bug' in issue.labels else '💡',
))
f.write('<td{}>{} <a href="{}">{}</a></td>'.format(
rowspan,
'✅' if issue.state == 'closed' else '🛑',
issue.url,
issue.title,
))
for repo_id in [RUST, ANDROID_SDK, SWIFT_SDK, ZASHI_ANDROID, ZASHI_IOS]:
child = row.get(repo_id)
if child is None:
# Release not found in this repo
f.write('<td>📥</td>')
else:
# Extract version number from title
if repo_id == RUST:
version = re.search(r'zcash_[^ ]+ \d+(\.\d+)+', child.title).group()
else:
version = re.search(r'\d+(\.\d+)+', child.title).group()
f.write('<td>{} <a href="{}">{}</a></td>'.format(
'✅' if child.state == 'closed' else '🛑',
child.url,
version,
))
f.write('</tr>')
f.write(html_footer)
if __name__ == '__main__':
if GITHUB_TOKEN and ZENHUB_TOKEN:
main()
else:
print('Please set the GITHUB_TOKEN and ZENHUB_TOKEN environment variables.')