5878a81d61
Special case the HA Guide since it is using asciidoc. We do not check for includes and simply rebuild it whenever a file in the directory is changed. Change-Id: Ib4226a326f0d3c9f95d68950241f22f4c38c1d10
637 lines
22 KiB
Python
Executable File
637 lines
22 KiB
Python
Executable File
#!/usr/bin/env python
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'''
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Usage:
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test.py [path]
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Validates all xml files against the DocBook 5 RELAX NG schema, and
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attempts to build all books.
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Options:
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path Root directory, defaults to <repo root>/doc
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Ignores pom.xml files and subdirectories named "target".
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Requires:
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- Python 2.7 or greater (for argparse)
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- lxml Python library
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- Maven
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'''
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from lxml import etree
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import argparse
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import multiprocessing
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import os
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import re
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import shutil
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import subprocess
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import sys
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import urllib2
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# These are files that are known to not be in DocBook format
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FILE_EXCEPTIONS = ['st-training-guides.xml',
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'ha-guide-docinfo.xml',
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'bk001-ch003-associate-general.xml',
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'basic-install-pom.xml']
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# These are books that we aren't checking yet
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BOOK_EXCEPTIONS = []
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RESULTS_OF_BUILDS = []
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# NOTE(berendt): check_output as provided in Python 2.7.5 to make script
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# usable with Python < 2.7
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def check_output(*popenargs, **kwargs):
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"""Run command with arguments and return its output as a byte string.
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If the exit code was non-zero it raises a CalledProcessError. The
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CalledProcessError object will have the return code in the returncode
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attribute and output in the output attribute.
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"""
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if 'stdout' in kwargs:
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raise ValueError('stdout argument not allowed, it will be overridden.')
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process = subprocess.Popen(stdout=subprocess.PIPE, *popenargs, **kwargs)
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output, unused_err = process.communicate()
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retcode = process.poll()
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if retcode:
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cmd = kwargs.get("args")
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if cmd is None:
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cmd = popenargs[0]
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raise subprocess.CalledProcessError(retcode, cmd, output=output)
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return output
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def get_schema():
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"""Return the DocBook RELAX NG schema"""
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url = "http://docbook.org/xml/5.1CR1/rng/docbookxi.rng"
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relaxng_doc = etree.parse(urllib2.urlopen(url))
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return etree.RelaxNG(relaxng_doc)
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def validation_failed(schema, doc):
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"""Return True if the parsed doc fails against the schema
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This will ignore validation failures of the type: IDREF attribute linkend
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references an unknown ID. This is because we are validating individual
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files that are being imported, and sometimes the reference isn't present
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in the current file."""
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return not schema.validate(doc) and \
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any(log.type_name != "DTD_UNKNOWN_ID" for log in schema.error_log)
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def verify_section_tags_have_xmid(doc):
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"""Check that all section tags have an xml:id attribute
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Will throw an exception if there's at least one missing"""
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ns = {"docbook": "http://docbook.org/ns/docbook"}
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for node in doc.xpath('//docbook:section', namespaces=ns):
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if "{http://www.w3.org/XML/1998/namespace}id" not in node.attrib:
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raise ValueError("section missing xml:id attribute, line %d" %
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node.sourceline)
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def verify_nice_usage_of_whitespaces(docfile):
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"""Check that no unnecessary whitespaces are used"""
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checks = [
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re.compile(".*\s+\n$"),
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]
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elements = [
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'listitem',
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'para',
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'td',
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'th',
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'command',
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'literal',
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'title',
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'caption',
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'filename',
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'userinput',
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'programlisting'
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]
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for element in elements:
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checks.append(re.compile(".*<%s>\s+[\w\-().:!?{}\[\]]+.*\n"
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% element)),
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checks.append(re.compile(".*[\w\-().:!?{}\[\]]+\s+<\/%s>.*\n"
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% element))
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lc = 0
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affected_lines = []
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for line in open(docfile, 'r'):
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lc = lc + 1
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for check in checks:
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if check.match(line) and lc not in affected_lines:
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affected_lines.append(str(lc))
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if len(affected_lines) > 0:
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raise ValueError("trailing or unnecessary whitespaces "
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"found in lines: %s"
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% ", ".join(affected_lines))
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def error_message(error_log):
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"""Return a string that contains the error message.
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We use this to filter out false positives related to IDREF attributes
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"""
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errs = [str(x) for x in error_log if x.type_name != 'DTD_UNKNOWN_ID']
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# Reverse output so that earliest failures are reported first
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errs.reverse()
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return "\n".join(errs)
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# Check whether only files in www got updated
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def only_www_touched():
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"""Check whether only files in www directory are touched"""
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try:
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args = ["git", "diff", "--name-only", "HEAD~1", "HEAD"]
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modified_files = check_output(args).strip().split()
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except (subprocess.CalledProcessError, OSError) as e:
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print("git failed: %s" % e)
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sys.exit(1)
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www_changed = False
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other_changed = False
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for f in modified_files:
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if f.startswith("www/"):
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www_changed = True
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else:
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other_changed = True
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return www_changed and not other_changed
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# Check whether only files in www got updated
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def ha_guide_touched():
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"""Check whether files in high-availability-guide directory are touched"""
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try:
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args = ["git", "diff", "--name-only", "HEAD~1", "HEAD"]
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modified_files = check_output(args).strip().split()
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except (subprocess.CalledProcessError, OSError) as e:
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print("git failed: %s" % e)
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sys.exit(1)
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ha_changed = False
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for f in modified_files:
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if f.startswith("doc/high-availability-guide/"):
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ha_changed = True
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return ha_changed
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def get_modified_files(rootdir, filtering=None):
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"""Get modified files below doc directory"""
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# There are several tree traversals in this program that do a
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# chdir, we need to run this git command always from the rootdir,
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# so assure that.
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os.chdir(rootdir)
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try:
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args = ["git", "diff", "--name-only", "--relative", "HEAD~1", "HEAD"]
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if filtering is not None:
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args.append(filtering)
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modified_files = check_output(args).strip().split()
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except (subprocess.CalledProcessError, OSError) as e:
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print("git failed: %s" % e)
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sys.exit(1)
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return modified_files
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def check_deleted_files(rootdir, file_exceptions, verbose):
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""" Check whether files got deleted and verify that no other file
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references them.
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"""
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print("\nChecking that no removed files are referenced...")
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deleted_files = get_modified_files(rootdir, "--diff-filter=D")
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if not deleted_files:
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print("No files were removed.")
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return
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if verbose:
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print(" Removed files:")
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for f in deleted_files:
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print (" %s" % f)
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deleted_files = map(lambda x: os.path.abspath(x), deleted_files)
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no_checked_files = 0
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# Figure out whether files were included anywhere
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missing_reference = False
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for root, dirs, files in os.walk(rootdir):
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# Don't descend into 'target' subdirectories
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try:
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ind = dirs.index('target')
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del dirs[ind]
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except ValueError:
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pass
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os.chdir(root)
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for f in files:
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if (f.endswith('.xml') and
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f != 'pom.xml' and
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f not in file_exceptions):
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path = os.path.abspath(os.path.join(root, f))
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doc = etree.parse(path)
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no_checked_files = no_checked_files + 1
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# Check for inclusion of files as part of imagedata
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for node in doc.findall(
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'//{http://docbook.org/ns/docbook}imagedata'):
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href = node.get('fileref')
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if (f not in file_exceptions and
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os.path.abspath(href) in deleted_files):
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print(" File %s has imagedata href for deleted "
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"file %s" % (f, href))
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missing_reference = True
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break
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if missing_reference:
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break
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# Check for inclusion of files as part of xi:include
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ns = {"xi": "http://www.w3.org/2001/XInclude"}
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for node in doc.xpath('//xi:include', namespaces=ns):
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href = node.get('href')
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if (os.path.abspath(href) in deleted_files):
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print(" File %s has an xi:include on deleted file %s"
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% (f, href))
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missing_reference = True
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if missing_reference:
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print("Failed removed file check, %d files were removed, "
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"%d files checked."
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% (len(deleted_files), no_checked_files))
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sys.exit(1)
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print("Passed removed file check, %d files were removed, "
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"%d files checked."
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% (len(deleted_files), no_checked_files))
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def validate_one_file(schema, rootdir, path, verbose,
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any_failures, check_syntax, check_niceness):
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"""Validate a single file"""
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# We pass schema in as a way of caching it, generating it is expensive
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if verbose:
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print(" Validating %s" % os.path.relpath(path, rootdir))
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try:
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if check_syntax:
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doc = etree.parse(path)
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if validation_failed(schema, doc):
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any_failures = True
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print(error_message(schema.error_log))
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verify_section_tags_have_xmid(doc)
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if check_niceness:
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verify_nice_usage_of_whitespaces(path)
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except etree.XMLSyntaxError as e:
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any_failures = True
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print(" %s: %s" % (os.path.relpath(path, rootdir), e))
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except ValueError as e:
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any_failures = True
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print(" %s: %s" % (os.path.relpath(path, rootdir), e))
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return any_failures
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def is_xml(filename):
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"""Returns true if file ends with .xml and is not a pom.xml file"""
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return filename.endswith('.xml') and not filename.endswith('/pom.xml')
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def validate_individual_files(rootdir, exceptions, verbose,
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check_syntax=False, check_niceness=False,
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voting=True):
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"""Validate list of modified files."""
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schema = get_schema()
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any_failures = False
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no_validated = 0
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# Do not select delete files, just Added, Copied, Modified, Renamed,
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# or Type changed
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modified_files = get_modified_files(rootdir, "--diff-filter=ACMRT")
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modified_files = filter(is_xml, modified_files)
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print("\nValidating files...")
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modified_files = map(lambda x: os.path.abspath(x), modified_files)
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for f in modified_files:
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if os.path.basename(f) in exceptions:
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continue
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any_failures = validate_one_file(
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schema, rootdir, f, verbose, any_failures,
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check_syntax, check_niceness)
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no_validated = no_validated + 1
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if voting and any_failures:
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print("Validation failed, validated %d files.\n" % no_validated)
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sys.exit(1)
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print("Validation passed, validated %d files.\n" % no_validated)
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def validate_all_files(rootdir, exceptions, verbose,
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check_syntax, check_niceness=False, voting=True):
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"""Validate all xml files."""
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schema = get_schema()
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any_failures = False
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no_validated = 0
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print("\nValidating all files...")
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for root, dirs, files in os.walk(rootdir):
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# Don't descend into 'target' subdirectories
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try:
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ind = dirs.index('target')
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del dirs[ind]
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except ValueError:
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pass
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for f in files:
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# Ignore maven files, which are called pom.xml
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if (f.endswith('.xml') and
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f != 'pom.xml' and
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f not in exceptions):
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path = os.path.abspath(os.path.join(root, f))
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any_failures = validate_one_file(
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schema, rootdir, path, verbose, any_failures,
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check_syntax, check_niceness)
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no_validated = no_validated + 1
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if voting and any_failures:
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print("Validation failed, validated %d files.\n" % no_validated)
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sys.exit(1)
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print("Validation passed, validated %d files.\n" % no_validated)
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def logging_build_book(result):
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"""Callback for book building"""
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RESULTS_OF_BUILDS.append(result)
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def build_book(book):
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"""Build book(s) in directory book"""
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os.chdir(book)
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result = True
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returncode = 0
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base_book = os.path.basename(book)
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try:
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shutil.rmtree(os.path.expanduser("~/.fop"),
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ignore_errors=True)
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# Clean first and then build so that the output of all guides
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# is available
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output = subprocess.check_output(
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["mvn", "clean"],
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stderr=subprocess.STDOUT
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)
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if base_book == "install-guide":
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# Build Fedora
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base_book = "install-guide (for Fedora)"
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output = subprocess.check_output(
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["mvn", "generate-sources", "-B",
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"-Doperating.system=yum",
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"-Dprofile.os='centos;fedora;rhel'"],
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stderr=subprocess.STDOUT
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)
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# Build openSUSE
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base_book = "install-guide (for openSUSE)"
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output = subprocess.check_output(
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["mvn", "generate-sources", "-B",
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"-Doperating.system=zypper", "-Dprofile.os=opensuse"],
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stderr=subprocess.STDOUT
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)
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# Build Ubuntu
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base_book = "install-guide (for Ubuntu)"
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output = subprocess.check_output(
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["mvn", "generate-sources", "-B",
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"-Doperating.system=apt", "-Dprofile.os=ubuntu"],
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stderr=subprocess.STDOUT
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)
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# Success
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base_book = "install-guide (for Fedora, openSUSE, Ubuntu)"
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elif base_book == "high-availability-guide":
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output = subprocess.check_output(
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["../../tools/build-ha-guide.sh", ],
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stderr=subprocess.STDOUT
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)
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output = subprocess.check_output(
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["mvn", "generate-sources", "-B"],
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stderr=subprocess.STDOUT
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)
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else:
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output = subprocess.check_output(
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["mvn", "generate-sources", "-B"],
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stderr=subprocess.STDOUT
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)
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except subprocess.CalledProcessError as e:
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output = e.output
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returncode = e.returncode
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result = False
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return (base_book, result, output, returncode)
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def build_affected_books(rootdir, book_exceptions, file_exceptions,
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force=False, voting=True):
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"""Build all the books which are affected by modified files.
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Looks for all directories with "pom.xml" and checks if a
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XML file in the directory includes a modified file. If at least
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one XML file includes a modified file the method calls
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"mvn clean generate-sources" in that directory.
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This will throw an exception if a book fails to build
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"""
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modified_files = get_modified_files(rootdir)
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modified_files = map(lambda x: os.path.abspath(x), modified_files)
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affected_books = []
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books = []
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book_root = rootdir
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for root, dirs, files in os.walk(rootdir):
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# Don't descend into 'target' subdirectories
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try:
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ind = dirs.index('target')
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del dirs[ind]
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except ValueError:
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pass
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if os.path.basename(root) in book_exceptions:
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break
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elif "pom.xml" in files:
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books.append(root)
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book_root = root
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os.chdir(root)
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# ha-guide uses asciidoc which we do not track.
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# Just check whether any file is touched in that directory
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if root.endswith('doc/high-availability-guide'):
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if ha_guide_touched():
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affected_books.append(book_root)
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# We can scan only for depth of one of inclusion
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# therefore skip the common directory since there's no
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# book build in it.
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elif not root.endswith('doc/common'):
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for f in files:
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if (f.endswith('.xml') and
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f != 'pom.xml' and
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f not in file_exceptions):
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path = os.path.abspath(os.path.join(root, f))
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# If the file itself is modified, build the book
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if path in modified_files:
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affected_books.append(book_root)
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break
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# If the file itself is modified, build the book.
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# Note this is an optimization in most cases but
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# needed for bk-*.xml since those are included by
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# pom.xml and pom.xml is not checked for
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# modification of included files.
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doc = etree.parse(path)
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# Check for inclusion of files as part of imagedata
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for node in doc.findall(
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'//{http://docbook.org/ns/docbook}imagedata'):
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href = node.get('fileref')
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if (f not in file_exceptions and
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os.path.abspath(href) in modified_files):
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affected_books.append(book_root)
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break
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if book_root in affected_books:
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break
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# Check for inclusion of files as part of xi:include
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ns = {"xi": "http://www.w3.org/2001/XInclude"}
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for node in doc.xpath('//xi:include', namespaces=ns):
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href = node.get('href')
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if (f not in file_exceptions and
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os.path.abspath(href) in modified_files):
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affected_books.append(book_root)
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break
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if book_root in affected_books:
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break
|
|
|
|
if not force and affected_books:
|
|
books = affected_books
|
|
else:
|
|
print("No books are affected by modified files. Building all books.")
|
|
|
|
maxjobs = multiprocessing.cpu_count()
|
|
# Jenkins fails sometimes with errors if too many jobs run, artificially
|
|
# limit to 4 for now.
|
|
# See https://bugs.launchpad.net/openstack-manuals/+bug/1221721
|
|
if maxjobs > 4:
|
|
maxjobs = 4
|
|
pool = multiprocessing.Pool(maxjobs)
|
|
print("Queuing the following books for building:")
|
|
for book in books:
|
|
print(" %s" % os.path.basename(book))
|
|
pool.apply_async(build_book, (book, ),
|
|
callback=logging_build_book)
|
|
pool.close()
|
|
print("Building all queued %d books now..." % len(books))
|
|
pool.join()
|
|
|
|
any_failures = False
|
|
for book, result, output, returncode in RESULTS_OF_BUILDS:
|
|
if result:
|
|
print(">>> Build of book %s succeeded." % book)
|
|
else:
|
|
any_failures = True
|
|
print(">>> Build of book %s failed (returncode = %d)."
|
|
% (book, returncode))
|
|
print("\n%s" % output)
|
|
|
|
if voting and any_failures:
|
|
sys.exit(1)
|
|
print("Building finished.")
|
|
|
|
|
|
def main(args):
|
|
|
|
if args.check_all:
|
|
args.check_deletion = True
|
|
args.check_syntax = True
|
|
args.check_build = True
|
|
args.check_niceness = True
|
|
|
|
if not args.force and only_www_touched():
|
|
print("Only files in www directory changed, nothing to do.")
|
|
return
|
|
|
|
if args.check_deletions:
|
|
check_deleted_files(args.path, FILE_EXCEPTIONS, args.verbose)
|
|
|
|
if args.check_syntax or args.check_niceness:
|
|
if args.force:
|
|
validate_all_files(args.path, FILE_EXCEPTIONS, args.verbose,
|
|
args.check_niceness, args.non_voting)
|
|
else:
|
|
validate_individual_files(args.path, FILE_EXCEPTIONS,
|
|
args.verbose, args.check_syntax,
|
|
args.check_niceness, args.non_voting)
|
|
|
|
if args.check_build:
|
|
build_affected_books(args.path, BOOK_EXCEPTIONS, FILE_EXCEPTIONS,
|
|
args.force, args.non_voting)
|
|
|
|
|
|
def default_root():
|
|
"""Return the location of openstack-manuals/doc/
|
|
|
|
The current working directory must be inside of the openstack-manuals
|
|
repository for this method to succeed"""
|
|
try:
|
|
args = ["git", "rev-parse", "--show-toplevel"]
|
|
gitroot = check_output(args).rstrip()
|
|
except (subprocess.CalledProcessError, OSError) as e:
|
|
print("git failed: %s" % e)
|
|
sys.exit(1)
|
|
|
|
return os.path.join(gitroot, "doc")
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser(description="Validate XML files against "
|
|
"the DocBook 5 RELAX NG schema")
|
|
parser.add_argument('path', nargs='?', default=default_root(),
|
|
help="Root directory that contains DocBook files, "
|
|
"defaults to `git rev-parse --show-toplevel`/doc")
|
|
parser.add_argument("--force", help="Force the validation of all files "
|
|
"and build all books", action="store_true")
|
|
parser.add_argument("--check-build", help="Try to build books using "
|
|
"modified files", action="store_true")
|
|
parser.add_argument("--check-syntax", help="Check the syntax of modified "
|
|
"files", action="store_true")
|
|
parser.add_argument("--check-deletions", help="Check that deleted files "
|
|
"are not used.", action="store_true")
|
|
parser.add_argument("--check-niceness", help="Check the niceness of "
|
|
"files, for example whitespace.",
|
|
action="store_true")
|
|
parser.add_argument("--check-all", help="Run all checks "
|
|
"(default if no arguments are given)",
|
|
action="store_true")
|
|
parser.add_argument("--non-voting", help="Do not exit on failures",
|
|
action="store_false")
|
|
parser.add_argument("--verbose", help="Verbose execution",
|
|
action="store_true")
|
|
args = parser.parse_args()
|
|
if (len(sys.argv) == 1):
|
|
# No arguments given, use check-all
|
|
args.check_all = True
|
|
main(args)
|