Add Changelog generation script for GitHub API

Required details are documented inside RELEASE.md

Fixes to the original file:
- duplicate issues (pagination with links instead of page (Github doesn't like counting))
- escape markdown in issue title
- use formatting helper functions
- env support for user, token, project
- "support" category for everything which is not "bug" or "enhancement"
- ignore more labels ("feedback", "question")
- sort milestones by due date and version string

refs #5457
This commit is contained in:
Gunnar Beutner 2017-08-03 09:21:20 +02:00 committed by Michael Friedrich
parent 80abc3855e
commit 19c0f0a73f
3 changed files with 776 additions and 549 deletions

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@ -2,7 +2,9 @@
Specify the release version.
VERSION=2.7.0
```
VERSION=2.7.0
```
## Issues
@ -17,29 +19,47 @@ master branch which should be part of this release.
Update the [.mailmap](.mailmap) and [AUTHORS](AUTHORS) files:
$ git checkout master
$ git log --use-mailmap | grep ^Author: | cut -f2- -d' ' | sort | uniq > AUTHORS
```
git checkout master
git log --use-mailmap | grep ^Author: | cut -f2- -d' ' | sort | uniq > AUTHORS
```
## Version
Update the version number in the following file:
Fetch the latest spec file from the [icinga-packaging](https://github.com/icinga/icinga-packaging)
repository and verify that the latest version is set.
* [icinga2.spec]: Version: (.*)
Example:
wget -O icinga2.spec https://raw.githubusercontent.com/Icinga/icinga-packaging/rpm/snapshot/icinga2/icinga2.spec
gsed -i "s/Version: .*/Version: $VERSION/g" icinga2.spec
```
wget -O icinga2.spec https://raw.githubusercontent.com/Icinga/icinga-packaging/rpm/snapshot/icinga2/icinga2.spec
gsed -i "s/Version: .*/Version: $VERSION/g" icinga2.spec
```
## Changelog
Update the [CHANGELOG.md](CHANGELOG.md) file.
Export these environment variables:
```
export ICINGA_GITHUB_AUTH_USERNAME='user'
export ICINGA_GITHUB_AUTH_TOKEN='token'
export ICINGA_GITHUB_PROJECT='icinga/icinga2'
```
Run the script which updates the [CHANGELOG.md](CHANGELOG.md) file.
```
./changelog.py
git diff
```
## Git Tag
Commit these changes to the "master" branch:
$ git commit -v -a -m "Release version $VERSION"
```
git commit -v -a -m "Release version $VERSION"
```
For minor releases: Cherry-pick this commit into the "support" branch.
@ -48,30 +68,40 @@ releases) or the "support" branch (for minor releases).
GB:
$ git tag -u EE8E0720 -m "Version $VERSION" v$VERSION
```
git tag -u EE8E0720 -m "Version $VERSION" v$VERSION
```
MF:
$ git tag -u D14A1F16 -m "Version $VERSION" v$VERSION
```
git tag -u D14A1F16 -m "Version $VERSION" v$VERSION
```
Push the tag.
$ git push --tags
```
git push --tags
```
For major releases: Create a new "support" branch:
$ git checkout master
$ git checkout -b support/2.7
$ git push -u origin support/2.7
```
git checkout master
git checkout -b support/2.7
git push -u origin support/2.7
```
For minor releases: Push the support branch, cherry-pick the release commit
into master and merge the support branch:
$ git push -u origin support/2.7
$ git checkout master
$ git cherry-pick support/2.7
$ git merge --strategy=ours support/2.7
$ git push origin master
```
git push -u origin support/2.7
git checkout master
git cherry-pick support/2.7
git merge --strategy=ours support/2.7
git push origin master
```
# External Dependencies
@ -113,23 +143,41 @@ already has chocolatey installed. Pull/checkout the release.
Create the nupkg package:
cpack
```
cpack
```
Install the created icinga2 package locally:
choco install icinga2 -version 2.7.0 -fdv "%cd%" -source "'%cd%;https://chocolatey.org/api/v2/'"
```
choco install icinga2 -version 2.7.0 -fdv "%cd%" -source "'%cd%;https://chocolatey.org/api/v2/'"
```
Upload the package to [chocolatey](https://chocolatey.org/packages/upload).
## Online Documentation
SSH into the web box, navigate into `icinga2-latest/module/icinga2`
and pull the current support branch.
Edit `config.yml` in the [icinga-docs-tools](https://github.com/Icinga/icinga-docs-tools) repository:
```
git clone git@github.com:Icinga/icinga-docs-tools.git
cd icinga-docs-tools/
vim config.yml
git commit -av -m "Update to Icinga 2 v$VERSION"
git push
```
SSH into the web VM and build the docs:
```
cd /var/www/docs/icinga-docs/latest/
/usr/bin/bundle exec ./build-docs.rb
```
## Announcement
* Create a new blog post on www.icinga.com/blog
* Send announcement mail to icinga-announce@lists.icinga.org
* Social media: [Twitter](https://twitter.com/icinga), [Facebook](https://www.facebook.com/icinga), [G+](https://plus.google.com/+icinga), [Xing](https://www.xing.com/communities/groups/icinga-da4b-1060043), [LinkedIn](https://www.linkedin.com/groups/Icinga-1921830/about)
* Update IRC channel topic

187
changelog.py Executable file
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@ -0,0 +1,187 @@
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import requests
import re
import pickle
import sys
import os
from datetime import datetime
from collections import defaultdict
try:
github_auth_username = os.environ['ICINGA_GITHUB_AUTH_USERNAME']
except KeyError:
print "ERROR: Environment variable 'ICINGA_GITHUB_AUTH_USERNAME' is not set."
sys.exit(1)
try:
github_auth_token = os.environ['ICINGA_GITHUB_AUTH_TOKEN']
except:
print "ERROR: Environment variable 'ICINGA_GITHUB_AUTH_TOKEN' is not set."
sys.exit(1)
try:
project_name = os.environ['ICINGA_GITHUB_PROJECT']
except:
print "ERROR: Environment variable 'ICINGA_GITHUB_PROJECT' is not set."
sys.exit(1)
changelog_file = "CHANGELOG.md" # TODO: config param
debug = 1
#################################
## Helpers
def write_changelog(line):
clfp.write(line + "\n")
def log(level, msg):
if level <= debug:
print " " + msg
def fetch_github_resources(uri, params = {}):
resources = []
url = 'https://api.github.com/repos/' + project_name + uri + "?per_page=100" # 100 is the maximum
while True:
log(2, "Requesting URL: " + url)
resp = requests.get(url, auth=(github_auth_username, github_auth_token), params=params)
try:
resp.raise_for_status()
except:
break
data = resp.json()
if len(data) == 0:
break
resources.extend(data)
# fetch the next page from headers, do not count pages
# http://engineering.hackerearth.com/2014/08/21/python-requests-module/
if "next" in resp.links:
url = resp.links['next']['url']
log(2, "Found next link for Github pagination: " + url)
else:
break # no link found, we are done
log(2, "No more pages to fetch, stop.")
return resources
def issue_type(issue):
if "bug" in [label["name"] for label in issue["labels"]]:
return "Bug"
elif "enhancement" in [label["name"] for label in issue["labels"]]:
return "Enhancement"
else:
return "Support"
def escape_markdown(text):
#tmp = text.replace('&', '&amp;').replace('<', '&lt;').replace('>', '&gt;')
tmp = text
tmp.replace('\\', '\\\\')
return re.sub("([<>*_()\[\]#])", r"\\\1", tmp)
def format_labels(issue):
labels = filter(lambda label: label not in ["high", "low", "bug", "enhancement", "feedback", "question"], [label["name"] for label in issue["labels"]])
if len(labels):
return " (" + ", ".join(labels) + ")"
else:
return ""
def format_title(title):
# Fix encoding
try:
issue_title = str(title.encode('ascii', 'ignore').encode('utf-8'))
except Error:
log(1, "Error: Cannot convert " + title + " to UTF-8")
# Remove dev.icinga.com tag
issue_title = re.sub('\[dev\.icinga\.com #\d+\] ', '', issue_title)
#log(1, "Issue title: " + issue_title + "Type: " + str(type(issue_title)))
return escape_markdown(issue_title)
#################################
## MAIN
milestones = {}
issues = defaultdict(lambda: defaultdict(list))
log(1, "Fetching data from GitHub API for " + project_name)
clfp = open(changelog_file, "w+")
with open('tickets.pickle', 'wb') as fp:
pickle.dump(fetch_github_resources("/issues", { "state": "all" }), fp)
with open('tickets.pickle', 'rb') as fp:
cached_issues = pickle.load(fp)
for issue in cached_issues: #fetch_github_resources("/issues", { "state": "all" }):
milestone = issue["milestone"]
if not milestone:
continue
ms_title = milestone["title"]
if not re.match('^\d+\.\d+\.\d+$', ms_title):
continue
if ms_title.split(".")[0] != "2":
continue
milestones[ms_title] = milestone
ms_tickets = issues[ms_title][issue_type(issue)]
ms_tickets.append(issue)
write_changelog("# Icinga 2.x CHANGELOG")
write_changelog("")
for milestone in sorted(milestones.values(), key=lambda ms: (ms["due_on"], ms["title"]), reverse=True):
if milestone["state"] != "closed":
continue
if milestone["due_on"] == None:
print "Milestone", milestone["title"], "does not have a due date."
sys.exit(1)
ms_due_on = datetime.strptime(milestone["due_on"], "%Y-%m-%dT%H:%M:%SZ")
write_changelog("## %s (%s)" % (milestone["title"], ms_due_on.strftime("%Y-%m-%d")))
write_changelog("")
ms_description = milestone["description"]
ms_description = re.sub('\r\n', '\n', ms_description)
if len(ms_description) > 0:
write_changelog("### Notes\n\n" + ms_description + "\n") # Don't escape anything, we take care on Github for valid Markdown
for category in ["Enhancement", "Bug", "Support"]:
try:
ms_issues = issues[milestone["title"]][category]
except KeyError:
continue
if len(ms_issues) == 0:
continue
write_changelog("### " + category)
write_changelog("")
for issue in ms_issues:
write_changelog("* [#" + str(issue["number"]) + "](https://github.com/" + project_name
+ "/issues/" + str(issue["number"]) + ")" + format_labels(issue) + ": " + format_title(issue["title"]))
write_changelog("")
clfp.close()
log(1, "Finished writing " + changelog_file)