gecko-dev/tools/moztreedocs/mach_commands.py

411 строки
12 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, # You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function, unicode_literals
import fnmatch
import multiprocessing
import os
import subprocess
import sys
import time
import yaml
import uuid
import mozpack.path as mozpath
from functools import partial
from pprint import pprint
from mach.registrar import Registrar
from mozbuild.base import MachCommandBase
from mozbuild.util import memoize
from mach.decorators import (
Command,
CommandArgument,
CommandProvider,
SubCommand,
)
here = os.path.abspath(os.path.dirname(__file__))
topsrcdir = os.path.abspath(os.path.dirname(os.path.dirname(here)))
DOC_ROOT = os.path.join(topsrcdir, "docs")
BASE_LINK = "http://gecko-docs.mozilla.org-l1.s3-website.us-west-2.amazonaws.com/"
@CommandProvider
class Documentation(MachCommandBase):
"""Helps manage in-tree documentation."""
@Command(
"doc",
category="devenv",
virtualenv_name="docs",
description="Generate and serve documentation from the tree.",
)
@CommandArgument(
"path",
default=None,
metavar="DIRECTORY",
nargs="?",
help="Path to documentation to build and display.",
)
@CommandArgument(
"--format", default="html", dest="fmt", help="Documentation format to write."
)
@CommandArgument(
"--outdir", default=None, metavar="DESTINATION", help="Where to write output."
)
@CommandArgument(
"--archive",
action="store_true",
help="Write a gzipped tarball of generated docs.",
)
@CommandArgument(
"--no-open",
dest="auto_open",
default=True,
action="store_false",
help="Don't automatically open HTML docs in a browser.",
)
@CommandArgument(
"--no-serve",
dest="serve",
default=True,
action="store_false",
help="Don't serve the generated docs after building.",
)
@CommandArgument(
"--http",
default="localhost:5500",
metavar="ADDRESS",
help="Serve documentation on the specified host and port, "
'default "localhost:5500".',
)
@CommandArgument(
"--upload", action="store_true", help="Upload generated files to S3."
)
@CommandArgument(
"-j",
"--jobs",
default=str(multiprocessing.cpu_count()),
dest="jobs",
help="Distribute the build over N processes in parallel.",
)
@CommandArgument(
"--write-url", default=None, help="Write S3 Upload URL to text file"
)
@CommandArgument(
"--verbose", action="store_true", help="Run Sphinx in verbose mode"
)
def build_docs(
self,
command_context,
path=None,
fmt="html",
outdir=None,
auto_open=True,
serve=True,
http=None,
archive=False,
upload=False,
jobs=None,
write_url=None,
verbose=None,
):
# TODO: Bug 1704891 - move the ESLint setup tools to a shared place.
sys.path.append(
mozpath.join(command_context.topsrcdir, "tools", "lint", "eslint")
)
import setup_helper
setup_helper.set_project_root(command_context.topsrcdir)
if not setup_helper.check_node_executables_valid():
return 1
setup_helper.eslint_maybe_setup()
# Set the path so that Sphinx can find jsdoc, unfortunately there isn't
# a way to pass this to Sphinx itself at the moment.
os.environ["PATH"] = (
mozpath.join(command_context.topsrcdir, "node_modules", ".bin")
+ os.pathsep
+ self._node_path()
+ os.pathsep
+ os.environ["PATH"]
)
command_context.activate_virtualenv()
command_context.virtualenv_manager.install_pip_requirements(
os.path.join(here, "requirements.txt")
)
import webbrowser
from livereload import Server
from moztreedocs.package import create_tarball
unique_id = "%s/%s" % (self.project(), str(uuid.uuid1()))
outdir = outdir or os.path.join(command_context.topobjdir, "docs")
savedir = os.path.join(outdir, fmt)
path = path or command_context.topsrcdir
path = os.path.normpath(os.path.abspath(path))
docdir = self._find_doc_dir(path)
if not docdir:
print(self._dump_sphinx_backtrace())
return die(
"failed to generate documentation:\n"
"%s: could not find docs at this location" % path
)
result = self._run_sphinx(docdir, savedir, fmt=fmt, jobs=jobs, verbose=verbose)
if result != 0:
print(self._dump_sphinx_backtrace())
return die(
"failed to generate documentation:\n"
"%s: sphinx return code %d" % (path, result)
)
else:
print("\nGenerated documentation:\n%s" % savedir)
# Upload the artifact containing the link to S3
# This would be used by code-review to post the link to Phabricator
if write_url is not None:
unique_link = BASE_LINK + unique_id + "/index.html"
with open(write_url, "w") as fp:
fp.write(unique_link)
fp.flush()
print("Generated " + write_url)
if archive:
archive_path = os.path.join(outdir, "%s.tar.gz" % self.project())
create_tarball(archive_path, savedir)
print("Archived to %s" % archive_path)
if upload:
self._s3_upload(savedir, self.project(), unique_id, self.version())
if not serve:
index_path = os.path.join(savedir, "index.html")
if auto_open and os.path.isfile(index_path):
webbrowser.open(index_path)
return
# Create livereload server. Any files modified in the specified docdir
# will cause a re-build and refresh of the browser (if open).
try:
host, port = http.split(":", 1)
port = int(port)
except ValueError:
return die("invalid address: %s" % http)
server = Server()
sphinx_trees = self.manager().trees or {savedir: docdir}
for _, src in sphinx_trees.items():
run_sphinx = partial(
self._run_sphinx, src, savedir, fmt=fmt, jobs=jobs, verbose=verbose
)
server.watch(src, run_sphinx)
server.serve(
host=host,
port=port,
root=savedir,
open_url_delay=0.1 if auto_open else None,
)
def _dump_sphinx_backtrace(self):
"""
If there is a sphinx dump file, read and return
its content.
By default, it isn't displayed.
"""
pattern = "sphinx-err-*"
output = ""
tmpdir = "/tmp"
if not os.path.isdir(tmpdir):
# Only run it on Linux
return
files = os.listdir(tmpdir)
for name in files:
if fnmatch.fnmatch(name, pattern):
pathFile = os.path.join(tmpdir, name)
stat = os.stat(pathFile)
output += "Name: {0} / Creation date: {1}\n".format(
pathFile, time.ctime(stat.st_mtime)
)
with open(pathFile) as f:
output += f.read()
return output
def _run_sphinx(
self, docdir, savedir, config=None, fmt="html", jobs=None, verbose=None
):
import sphinx.cmd.build
config = config or self.manager().conf_py_path
args = [
"-T",
"-b",
fmt,
"-c",
os.path.dirname(config),
docdir,
savedir,
]
if jobs:
args.extend(["-j", jobs])
if verbose:
args.extend(["-v", "-v"])
print("Run sphinx with:")
print(args)
return sphinx.cmd.build.build_main(args)
def manager(self):
from moztreedocs import manager
return manager
@memoize
def _read_project_properties(self):
import imp
path = os.path.normpath(self.manager().conf_py_path)
with open(path, "r") as fh:
conf = imp.load_module("doc_conf", fh, path, (".py", "r", imp.PY_SOURCE))
# Prefer the Mozilla project name, falling back to Sphinx's
# default variable if it isn't defined.
project = getattr(conf, "moz_project_name", None)
if not project:
project = conf.project.replace(" ", "_")
return {"project": project, "version": getattr(conf, "version", None)}
def project(self):
return self._read_project_properties()["project"]
def version(self):
return self._read_project_properties()["version"]
def _node_path(self):
from mozbuild.nodeutil import find_node_executable
node, _ = find_node_executable()
return os.path.dirname(node)
def _find_doc_dir(self, path):
if os.path.isfile(path):
return
valid_doc_dirs = ("doc", "docs")
if os.path.basename(path) in valid_doc_dirs:
return path
for d in valid_doc_dirs:
p = os.path.join(path, d)
if os.path.isdir(p):
return p
def _s3_upload(self, root, project, unique_id, version=None):
from moztreedocs.package import distribution_files
from moztreedocs.upload import s3_upload, s3_set_redirects
# Workaround the issue
# BlockingIOError: [Errno 11] write could not complete without blocking
# https://github.com/travis-ci/travis-ci/issues/8920
import fcntl
fcntl.fcntl(1, fcntl.F_SETFL, 0)
# Files are uploaded to multiple locations:
#
# <project>/latest
# <project>/<version>
#
# This allows multiple projects and versions to be stored in the
# S3 bucket.
files = list(distribution_files(root))
key_prefixes = []
if version:
key_prefixes.append("%s/%s" % (project, version))
# Until we redirect / to main/latest, upload the main docs
# to the root.
if project == "main":
key_prefixes.append("")
key_prefixes.append(unique_id)
with open(os.path.join(DOC_ROOT, "config.yml"), "r") as fh:
redirects = yaml.safe_load(fh)["redirects"]
redirects = {k.strip("/"): v.strip("/") for k, v in redirects.items()}
all_redirects = {}
for prefix in key_prefixes:
s3_upload(files, prefix)
# Don't setup redirects for the "version" or "uuid" prefixes since
# we are exceeding a 50 redirect limit and external things are
# unlikely to link there anyway (see bug 1614908).
if (version and prefix.endswith(version)) or prefix == unique_id:
continue
if prefix:
prefix += "/"
all_redirects.update({prefix + k: prefix + v for k, v in redirects.items()})
print("Redirects currently staged")
pprint(all_redirects, indent=1)
s3_set_redirects(all_redirects)
unique_link = BASE_LINK + unique_id + "/index.html"
print("Uploaded documentation can be accessed here " + unique_link)
@SubCommand(
"doc",
"mach-telemetry",
description="Generate documentation from Glean metrics.yaml files",
)
def generate_telemetry_docs(self, command_context):
args = [
sys.executable,
"-m" "glean_parser",
"translate",
"-f",
"markdown",
"-o",
os.path.join(topsrcdir, "python/mach/docs/"),
os.path.join(topsrcdir, "python/mach/pings.yaml"),
os.path.join(topsrcdir, "python/mach/metrics.yaml"),
]
metrics_paths = [
handler.metrics_path
for handler in Registrar.command_handlers.values()
if handler.metrics_path is not None
]
args.extend(
[
os.path.join(command_context.topsrcdir, path)
for path in set(metrics_paths)
]
)
subprocess.check_call(args)
def die(msg, exit_code=1):
msg = "%s: %s" % (sys.argv[0], msg)
print(msg, file=sys.stderr)
return exit_code