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release_notes_collection.py
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#!/usr/bin/env python3
from optparse import OptionParser
import json
import re
from github_utils import github_api, get_gh_token
from collections import namedtuple
from os.path import expanduser, join, exists
from hashlib import md5
import time
RX_RELEASE = re.compile(r"CMSSW_(\d+)_(\d+)_(\d+)(_pre[0-9]+)*(_cand[0-9]+)*(_patch[0-9]+)*")
RX_AUTHOR = re.compile(r"(.*)(@[a-zA-Z-_0-9]+)")
RX_COMPARE = re.compile(r"(https://github.*compare.*\.\.\..*)")
RX_COMMIT = re.compile(r"^-\s+(:arrow_right:\s*|)([^/]+\/[^/]+|)\#(\d{0,5})( from.*)")
Release = namedtuple(
"Release", ["major", "minor", "subminor", "pre", "cand", "patch", "published_at"]
)
DEBUG = True
def head(title, release):
rel_link = title.replace("CMSSW_", "")
ret = "---\n"
ret += "layout: post\n"
ret += 'rel_link: "{rel_link}"\n'.format(rel_link=rel_link)
ret += 'title: "{title}"\n'.format(title=title)
ret += "date: {published_at}\n".format(
published_at=time.strftime(
"%Y-%m-%d %H:%M:%S", time.strptime(release.published_at, "%Y-%m-%dT%H:%M:%SZ")
)
)
ret += "categories: cmssw\n"
ret += "relmajor: {major}\n".format(major=release.major)
ret += "relminor: {minor}\n".format(minor=release.minor)
ret += "relsubminor: {subminor}\n".format(subminor=release.subminor)
if release.pre:
ret += "relpre: {pre}\n".format(pre=release.pre)
if release.cand:
ret += "relcand: {cand}\n".format(cand=release.cand)
if release.patch:
ret += "relpatch: {patch}\n".format(patch=release.patch)
ret += "---\n\n"
return ret
def get_pr(pr, repo, cmsprs):
pr_md5 = md5((pr + "\n").encode()).hexdigest()
pr_cache = join(cmsprs, repo, pr_md5[0:2], pr_md5[2:] + ".json")
if exists(pr_cache):
return json.load(open(pr_cache))
return {}
def getReleasesNotes(opts):
get_gh_token(token_file=expanduser("~/.github-token-cmsbot"))
notes = []
error_releases = {}
print("Reading releases page")
rel_opt = ""
if opts.release:
rel_opt = "/tags/%s" % opts.release
releases = github_api("/repos/%s/releases%s" % (opts.repository, rel_opt), method="GET")
if opts.release:
releases = [releases]
for release in releases:
rel_name = release["name"]
rel_id = str(release["id"])
print("Checking release", rel_name)
if " " in rel_name:
error_releases[rel_name] = "Space in name:" + rel_id
print(" Skipping release (contains space in name):", rel_name)
continue
rel_cyc = "_".join(rel_name.split("_")[0:2])
rel_numbers = re.match(RX_RELEASE, rel_name)
if not rel_numbers:
error_releases[rel_name] = "Does not match release regexp:" + rel_id
print(" Skipping release (does not match release regexp):", rel_name)
continue
if (not "body" in release) or (not release["body"]):
error_releases[rel_name] = "Empty release body message:" + rel_id
print(" Skipping release (empty release body message):", rel_name)
continue
if not re.match("^%s$" % opts.release_filter, rel_name):
print(" Skipping release (release does not match filter):", rel_name)
continue
rel_file = join(opts.release_notes_dir, rel_cyc, "%s.md" % rel_name)
if (not opts.force) and exists(rel_file):
print(" Skipping release (already exists):", rel_name)
continue
release_notes = []
prepo = ""
count = 0
forward_port_sym = '<span class="glyphicon glyphicon-arrow-right"></span>'
for line in release["body"].encode("ascii", "ignore").decode().split("\n"):
line = re.sub(RX_AUTHOR, "\\1**\\2**", line)
m = RX_COMMIT.match(line)
if m:
repo = opts.repository
forward_port = ""
if m.group(1):
forward_port = forward_port_sym
if m.group(2):
repo = m.group(2)
if repo != prepo:
count = 0
prepo = repo
count += 1
line = (
"\n{count}. {forward_port}[{pr}](http://github.com/{repo}/pull/{pr})".format(
forward_port=forward_port, count=count, repo=repo, pr=m.group(3)
)
+ '{:target="_blank"} '
+ m.group(4)
)
pr = get_pr(m.group(3), repo, opts.prs_dir)
print(" PR found: " + repo + "#" + m.group(3))
if "created_at" in pr:
line += " created: " + time.strftime(
"%Y-%m-%d %H:%M:%S", time.localtime(float(pr["created_at"]))
)
if "merged_at" in pr:
line += " merged: " + time.strftime(
"%Y-%m-%d %H:%M:%S", time.localtime(float(pr["merged_at"]))
)
elif RX_COMPARE.match(line):
line = re.sub(RX_COMPARE, "[compare to previous](\\1)\n\n", line)
release_notes.append(line.replace(":arrow_right:", forward_port_sym))
r = Release(
int(rel_numbers.group(1)),
int(rel_numbers.group(2)),
int(rel_numbers.group(3)),
rel_numbers.group(4),
rel_numbers.group(5),
rel_numbers.group(6),
release["published_at"],
)
out_rel = open(rel_file, "w")
out_rel.write(head(rel_name, r))
out_rel.write("# %s\n%s" % (rel_name, "\n".join(release_notes)))
out_rel.close()
print(" Created release notes:", rel_name)
if error_releases:
print("Releases with errors:", error_releases)
if __name__ == "__main__":
parser = OptionParser(usage="%prog")
parser.add_option(
"-r",
"--repository",
dest="repository",
help="Github Repositoy name e.g. cms-sw/cmssw.",
type=str,
default="cms-sw/cmssw",
)
parser.add_option(
"-p",
"--prs-path",
dest="prs_dir",
help="Directory with Pull request",
type=str,
default="cms-prs",
)
parser.add_option(
"-N",
"--release-notes",
dest="release_notes_dir",
help="Directory where to store release notes",
type=str,
default="ReleaseNotes/_releases",
)
parser.add_option(
"-R", "--release", dest="release", help="Release name", type=str, default=None
)
parser.add_option(
"-F",
"--release-filter",
dest="release_filter",
help="Release filter",
type=str,
default="CMSSW_.*",
)
parser.add_option(
"-f",
"--force",
dest="force",
action="store_true",
help="Force re-creation of release notes",
default=False,
)
opts, args = parser.parse_args()
if opts.release:
opts.force = True
getReleasesNotes(opts)