ceph/doc/_ext/ceph_releases.py

352 lines
12 KiB
Python

# cobbled together from:
# https://github.com/sphinx-contrib/documentedlist/blob/master/sphinxcontrib/documentedlist.py
# https://github.com/sphinx-doc/sphinx/blob/v1.6.3/sphinx/ext/graphviz.py
# https://github.com/thewtex/sphinx-contrib/blob/master/exceltable/sphinxcontrib/exceltable.py
# https://bitbucket.org/prometheus/sphinxcontrib-htsql/src/331a542c29a102eec9f8cba44797e53a49de2a49/sphinxcontrib/htsql.py?at=default&fileviewer=file-view-default
# into the glory that follows:
import json
import yaml
import jinja2
import sphinx
import datetime
from docutils.parsers.rst import Directive
from docutils import nodes
from sphinx.util import logging
logger = logging.getLogger(__name__)
class CephReleases(Directive):
has_content = False
required_arguments = 2
optional_arguments = 0
option_spec = {}
def run(self):
filename = self.arguments[0]
current = self.arguments[1] == 'current'
document = self.state.document
env = document.settings.env
rel_filename, filename = env.relfn2path(filename)
env.note_dependency(filename)
try:
with open(filename, 'r') as fp:
releases = yaml.safe_load(fp)
releases = releases["releases"]
except Exception as e:
return [document.reporter.warning(
"Failed to open Ceph releases file {}: {}".format(filename, e),
line=self.lineno)]
table = nodes.table()
tgroup = nodes.tgroup(cols=3)
table += tgroup
tgroup.extend(
nodes.colspec(colwidth=30, colname='c'+str(idx))
for idx, _ in enumerate(range(4)))
thead = nodes.thead()
tgroup += thead
row_node = nodes.row()
thead += row_node
row_node.extend(
nodes.entry(h, nodes.paragraph(text=h))
for h in ["Name", "Initial release", "Latest",
"End of life (estimated)" if current else "End of life"])
releases = releases.items()
releases = sorted(releases, key=lambda t: t[0], reverse=True)
tbody = nodes.tbody()
tgroup += tbody
rows = []
for code_name, info in releases:
actual_eol = info.get("actual_eol", None)
if current:
if actual_eol and actual_eol <= datetime.datetime.now().date():
continue
else:
if not actual_eol:
continue
trow = nodes.row()
entry = nodes.entry()
para = nodes.paragraph(text=f"`{code_name.title()} <{code_name}>`_")
sphinx.util.nodes.nested_parse_with_titles(
self.state, para, entry)
#entry += para
trow += entry
sorted_releases = sorted(info["releases"],
key=lambda t: [t["released"]] + list(map(lambda v: int(v), t["version"].split("."))))
oldest_release = sorted_releases[0]
newest_release = sorted_releases[-1]
entry = nodes.entry()
para = nodes.paragraph(text="{}".format(
oldest_release["released"]))
entry += para
trow += entry
entry = nodes.entry()
if newest_release.get("skip_ref", False):
para = nodes.paragraph(text="{}".format(
newest_release["version"]))
else:
para = nodes.paragraph(text="`{}`_".format(
newest_release["version"]))
sphinx.util.nodes.nested_parse_with_titles(
self.state, para, entry)
#entry += para
trow += entry
entry = nodes.entry()
if current:
para = nodes.paragraph(text=info.get("target_eol", '--'))
else:
para = nodes.paragraph(text=info.get('actual_eol', '--'))
entry += para
trow += entry
rows.append(trow)
tbody.extend(rows)
return [table]
RELEASES_TEMPLATE = '''
.. mermaid::
gantt
dateFormat YYYY-MM-DD
axisFormat %Y
section Active Releases
{% for release in active_releases %}
{{ release.code_name }} (latest {{ release.last_version }}): done, {{ release.debute_date }},{{ release.lifetime }}d
{% endfor %}
section Archived Releases
{% for release in archived_releases %}
{{ release.code_name }} (latest {{ release.last_version }}): done, {{ release.debute_date }},{{ release.lifetime }}d
{% endfor %}
'''
class ReleasesGantt(Directive):
has_content = True
required_arguments = 1
optional_arguments = 0
final_argument_whitespace = False
template = jinja2.Environment().from_string(RELEASES_TEMPLATE)
def _render_time_line(self, filename):
try:
with open(filename) as f:
releases = yaml.safe_load(f)['releases']
except Exception as e:
message = f'Unable read release file: "{filename}": {e}'
self.error(message)
active_releases = []
archived_releases = []
# just update `releases` with extracted info
for code_name, info in releases.items():
last_release = info['releases'][0]
first_release = info['releases'][-1]
last_version = last_release['version']
debute_date = first_release['released']
if 'actual_eol' in info:
lifetime = info['actual_eol'] - first_release['released']
else:
lifetime = info['target_eol'] - first_release['released']
release = dict(code_name=code_name,
last_version=last_version,
debute_date=debute_date,
lifetime=lifetime.days)
if 'actual_eol' in info:
archived_releases.append(release)
else:
active_releases.append(release)
rendered = self.template.render(active_releases=active_releases,
archived_releases=archived_releases)
return rendered.splitlines()
def run(self):
filename = self.arguments[0]
document = self.state.document
env = document.settings.env
rel_filename, filename = env.relfn2path(filename)
env.note_dependency(filename)
lines = self._render_time_line(filename)
lineno = self.lineno - self.state_machine.input_offset - 1
source = self.state_machine.input_lines.source(lineno)
self.state_machine.insert_input(lines, source)
return []
class CephTimeline(Directive):
has_content = False
required_arguments = 4
optional_arguments = 0
option_spec = {}
def run(self):
filename = self.arguments[0]
document = self.state.document
env = document.settings.env
rel_filename, filename = env.relfn2path(filename)
env.note_dependency(filename)
try:
with open(filename, 'r') as fp:
releases = yaml.safe_load(fp)
except Exception as e:
return [document.reporter.warning(
"Failed to open Ceph releases file {}: {}".format(filename, e),
line=self.lineno)]
display_releases = self.arguments[1:]
timeline = []
for code_name, info in releases["releases"].items():
if code_name in display_releases:
for release in info.get("releases", []):
released = release["released"]
timeline.append((released, code_name, release["version"],
release.get("skip_ref", False)))
assert "development" not in releases["releases"]
if "development" in display_releases:
for release in releases["development"]["releases"]:
released = release["released"]
timeline.append((released, "development", release["version"],
release.get("skip_ref", False)))
timeline = sorted(timeline, key=lambda t: t[0], reverse=True)
table = nodes.table()
tgroup = nodes.tgroup(cols=3)
table += tgroup
columns = ["Date"] + display_releases
tgroup.extend(
nodes.colspec(colwidth=30, colname='c'+str(idx))
for idx, _ in enumerate(range(len(columns))))
thead = nodes.thead()
tgroup += thead
row_node = nodes.row()
thead += row_node
for col in columns:
entry = nodes.entry()
if col.lower() in ["date", "development"]:
para = nodes.paragraph(text=col.title())
else:
para = nodes.paragraph(text=f"`{col.title()} <{col}>`_".format(col))
sphinx.util.nodes.nested_parse_with_titles(
self.state, para, entry)
row_node += entry
tbody = nodes.tbody()
tgroup += tbody
rows = []
for row_info in timeline:
trow = nodes.row()
entry = nodes.entry()
para = nodes.paragraph(text=row_info[0])
entry += para
trow += entry
for release in display_releases:
entry = nodes.entry()
if row_info[1] == release:
if row_info[3]: # if skip ref
para = nodes.paragraph(text=row_info[2])
else:
para = nodes.paragraph(text="`{}`_".format(row_info[2]))
sphinx.util.nodes.nested_parse_with_titles(
self.state, para, entry)
else:
para = nodes.paragraph(text="--")
entry += para
trow += entry
rows.append(trow)
tbody.extend(rows)
return [table]
TIMELINE_TEMPLATE = '''
.. mermaid::
gantt
dateFormat YYYY-MM-DD
axisFormat %Y-%m
{% if title %}
title {{title}}
{% endif %}
{% for display_release in display_releases %}
section {{ display_release }}
{%if releases[display_release].actual_eol %}
End of life: crit, {{ releases[display_release].actual_eol }},4d
{% else %}
End of life (estimated): crit, {{ releases[display_release].target_eol }},4d
{% endif %}
{% for release in releases[display_release].releases | sort(attribute='released', reverse=True) %}
{{ release.version }}: milestone, done, {{ release.released }},0d
{% endfor %}
{% endfor %}
'''
class TimeLineGantt(Directive):
has_content = True
required_arguments = 2
optional_arguments = 0
final_argument_whitespace = True
template = jinja2.Environment().from_string(TIMELINE_TEMPLATE)
def _render_time_line(self, filename, display_releases):
try:
with open(filename) as f:
releases = yaml.safe_load(f)['releases']
except Exception as e:
message = f'Unable read release file: "{filename}": {e}'
self.error(message)
rendered = self.template.render(display_releases=display_releases,
releases=releases)
return rendered.splitlines()
def run(self):
filename = self.arguments[0]
display_releases = self.arguments[1].split()
document = self.state.document
env = document.settings.env
rel_filename, filename = env.relfn2path(filename)
env.note_dependency(filename)
lines = self._render_time_line(filename, display_releases)
lineno = self.lineno - self.state_machine.input_offset - 1
source = self.state_machine.input_lines.source(lineno)
self.state_machine.insert_input(lines, source)
return []
def setup(app):
app.add_directive('ceph_releases', CephReleases)
app.add_directive('ceph_releases_gantt', ReleasesGantt)
app.add_directive('ceph_timeline', CephTimeline)
app.add_directive('ceph_timeline_gantt', TimeLineGantt)
return {
'parallel_read_safe': True,
'parallel_write_safe': True
}