forked from pantsbuild/pants
/
reporting.py
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/
reporting.py
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# coding=utf-8
# Copyright 2014 Pants project contributors (see CONTRIBUTORS.md).
# Licensed under the Apache License, Version 2.0 (see LICENSE).
from __future__ import absolute_import, division, print_function, unicode_literals
import os
import sys
from builtins import open
from io import BytesIO
from future.utils import PY3
from pants.base.workunit import WorkUnitLabel
from pants.reporting.html_reporter import HtmlReporter
from pants.reporting.invalidation_report import InvalidationReport
from pants.reporting.plaintext_reporter import LabelFormat, PlainTextReporter, ToolOutputFormat
from pants.reporting.quiet_reporter import QuietReporter
from pants.reporting.report import Report
from pants.reporting.reporter import ReporterDestination
from pants.reporting.reporting_server import ReportingServerManager
from pants.reporting.zipkin_reporter import ZipkinReporter
from pants.subsystem.subsystem import Subsystem
from pants.util.dirutil import relative_symlink, safe_mkdir
class Reporting(Subsystem):
options_scope = 'reporting'
@classmethod
def register_options(cls, register):
super(Reporting, cls).register_options(register)
register('--invalidation-report', type=bool,
help='Write a formatted report on the invalid objects to the specified path.')
register('--reports-dir', advanced=True, metavar='<dir>',
default=os.path.join(register.bootstrap.pants_workdir, 'reports'),
help='Write reports to this dir.')
register('--template-dir', advanced=True, metavar='<dir>', default=None,
help='Find templates for rendering in this dir.')
register('--console-label-format', advanced=True, type=dict,
default=PlainTextReporter.LABEL_FORMATTING,
help='Controls the printing of workunit labels to the console. Workunit types are '
'{workunits}. Possible formatting values are {formats}'.format(
workunits=list(WorkUnitLabel.keys()), formats=list(LabelFormat.keys())))
register('--console-tool-output-format', advanced=True, type=dict,
default=PlainTextReporter.TOOL_OUTPUT_FORMATTING,
help='Controls the printing of workunit tool output to the console. Workunit types are '
'{workunits}. Possible formatting values are {formats}'.format(
workunits=list(WorkUnitLabel.keys()), formats=list(ToolOutputFormat.keys())))
register('--zipkin-endpoint', advanced=True, default=None,
help='The full HTTP URL of a zipkin server to which traces should be posted. '
'No traces will be made if this is not set.')
register('--zipkin-trace-id', advanced=True, default=None,
help='The overall 64 or 128-bit ID of the trace. '
'Set if Pants trace should be a part of larger trace '
'for systems that invoke Pants. If zipkin-trace-id '
'and zipkin-parent-id are not set, a trace_id value is randomly generated for a '
'Zipkin trace')
register('--zipkin-parent-id', advanced=True, default=None,
help='The 64-bit ID for a parent span that invokes Pants. '
'zipkin-trace-id and zipkin-parent-id must both either be set or not set '
'when run Pants command')
register('--zipkin-sample-rate', advanced=True, default=100.0,
help='Rate at which to sample Zipkin traces. Value 0.0 - 100.0.')
def initialize(self, run_tracker, all_options, start_time=None):
"""Initialize with the given RunTracker.
TODO: See `RunTracker.start`.
"""
run_id = run_tracker.initialize(all_options)
run_dir = os.path.join(self.get_options().reports_dir, run_id)
html_dir = os.path.join(run_dir, 'html')
safe_mkdir(html_dir)
relative_symlink(run_dir, os.path.join(self.get_options().reports_dir, 'latest'))
report = Report()
# Capture initial console reporting into a buffer. We'll do something with it once
# we know what the cmd-line flag settings are.
outfile = BytesIO()
errfile = BytesIO()
capturing_reporter_settings = PlainTextReporter.Settings(
outfile=outfile, errfile=errfile, log_level=Report.INFO,
color=False, indent=True, timing=False,
cache_stats=False,
label_format=self.get_options().console_label_format,
tool_output_format=self.get_options().console_tool_output_format)
capturing_reporter = PlainTextReporter(run_tracker, capturing_reporter_settings)
report.add_reporter('capturing', capturing_reporter)
# Set up HTML reporting. We always want that.
html_reporter_settings = HtmlReporter.Settings(log_level=Report.INFO,
html_dir=html_dir,
template_dir=self.get_options().template_dir)
html_reporter = HtmlReporter(run_tracker, html_reporter_settings)
report.add_reporter('html', html_reporter)
# Set up Zipkin reporting.
zipkin_endpoint = self.get_options().zipkin_endpoint
trace_id = self.get_options().zipkin_trace_id
parent_id = self.get_options().zipkin_parent_id
sample_rate = self.get_options().zipkin_sample_rate
if zipkin_endpoint is None and trace_id is not None and parent_id is not None:
raise ValueError(
"The zipkin-endpoint flag must be set if zipkin-trace-id and zipkin-parent-id flags are given."
)
if (trace_id is None) != (parent_id is None):
raise ValueError(
"Flags zipkin-trace-id and zipkin-parent-id must both either be set or not set."
)
if zipkin_endpoint is not None:
zipkin_reporter_settings = ZipkinReporter.Settings(log_level=Report.INFO)
zipkin_reporter = ZipkinReporter(
run_tracker, zipkin_reporter_settings, zipkin_endpoint, trace_id, parent_id, sample_rate
)
report.add_reporter('zipkin', zipkin_reporter)
# Add some useful RunInfo.
run_tracker.run_info.add_info('default_report', html_reporter.report_path())
port = ReportingServerManager().socket
if port:
run_tracker.run_info.add_info('report_url', 'http://localhost:{}/run/{}'.format(port, run_id))
# And start tracking the run.
run_tracker.start(report, start_time)
def _get_invalidation_report(self):
return InvalidationReport() if self.get_options().invalidation_report else None
@staticmethod
def _consume_stringio(f):
f.flush()
buffered_output = f.getvalue()
f.close()
return buffered_output
def update_reporting(self, global_options, is_quiet, run_tracker):
"""Updates reporting config once we've parsed cmd-line flags."""
# Get any output silently buffered in the old console reporter, and remove it.
removed_reporter = run_tracker.report.remove_reporter('capturing')
buffered_out = self._consume_stringio(removed_reporter.settings.outfile)
buffered_err = self._consume_stringio(removed_reporter.settings.errfile)
log_level = Report.log_level_from_string(global_options.level or 'info')
# Ideally, we'd use terminfo or somesuch to discover whether a
# terminal truly supports color, but most that don't set TERM=dumb.
color = global_options.colors and (os.getenv('TERM') != 'dumb')
timing = global_options.time
cache_stats = global_options.time # TODO: Separate flag for this?
if is_quiet:
console_reporter = QuietReporter(run_tracker,
QuietReporter.Settings(log_level=log_level, color=color,
timing=timing, cache_stats=cache_stats))
else:
# Set up the new console reporter.
stdout = sys.stdout.buffer if PY3 else sys.stdout
stderr = sys.stderr.buffer if PY3 else sys.stderr
settings = PlainTextReporter.Settings(log_level=log_level, outfile=stdout, errfile=stderr,
color=color, indent=True, timing=timing, cache_stats=cache_stats,
label_format=self.get_options().console_label_format,
tool_output_format=self.get_options().console_tool_output_format)
console_reporter = PlainTextReporter(run_tracker, settings)
console_reporter.emit(buffered_out, dest=ReporterDestination.OUT)
console_reporter.emit(buffered_err, dest=ReporterDestination.ERR)
console_reporter.flush()
run_tracker.report.add_reporter('console', console_reporter)
if global_options.logdir:
# Also write plaintext logs to a file. This is completely separate from the html reports.
safe_mkdir(global_options.logdir)
run_id = run_tracker.run_info.get_info('id')
outfile = open(os.path.join(global_options.logdir, '{}.log'.format(run_id)), 'wb')
errfile = open(os.path.join(global_options.logdir, '{}.err.log'.format(run_id)), 'wb')
settings = PlainTextReporter.Settings(log_level=log_level, outfile=outfile, errfile=errfile,
color=False, indent=True, timing=True, cache_stats=True,
label_format=self.get_options().console_label_format,
tool_output_format=self.get_options().console_tool_output_format)
logfile_reporter = PlainTextReporter(run_tracker, settings)
logfile_reporter.emit(buffered_out, dest=ReporterDestination.OUT)
logfile_reporter.emit(buffered_err, dest=ReporterDestination.ERR)
logfile_reporter.flush()
run_tracker.report.add_reporter('logfile', logfile_reporter)
invalidation_report = self._get_invalidation_report()
if invalidation_report:
run_id = run_tracker.run_info.get_info('id')
outfile = os.path.join(self.get_options().reports_dir, run_id, 'invalidation-report.csv')
invalidation_report.set_filename(outfile)
return invalidation_report