euscan: adding json output
Naive json output implmented, probably needs some further tuning Signed-off-by: volpino <fox91@anche.no>
This commit is contained in:
volpino
parent
373fba6e01
commit
8cb19b5a6b
167
bin/euscan
167
bin/euscan
@ -6,51 +6,58 @@ Distributed under the terms of the GNU General Public License v2
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from __future__ import print_function
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""" Meta """
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# Meta
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__author__ = "Corentin Chary (iksaif)"
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__email__ = "corentin.chary@gmail.com"
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__version__ = "git"
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__productname__ = "euscan"
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__description__ = "A tool to detect new upstream releases."
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__version__ = "git"
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""" Imports """
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# Imports
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import sys
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import getopt
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import errno
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import httplib
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from portage.output import white, yellow, turquoise, green, EOutput
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from portage.output import white, yellow, turquoise, green
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from portage.exception import AmbiguousPackageName
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from gentoolkit import pprinter as pp
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from gentoolkit.eclean.search import (port_settings)
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from gentoolkit.errors import GentoolkitException
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import euscan
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from euscan import CONFIG
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from euscan import CONFIG, output
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from euscan.scan import scan_upstream
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""" Globals """
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# Globals
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def exit_helper(status):
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if CONFIG["format"]:
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print(output.get_formatted_output())
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sys.exit(status)
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def setupSignals():
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""" This block ensures that ^C interrupts are handled quietly. """
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def setup_signals():
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"""This block ensures that ^C interrupts are handled quietly."""
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import signal
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def exithandler(signum, frame):
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signal.signal(signal.SIGINT, signal.SIG_IGN)
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signal.signal(signal.SIGTERM, signal.SIG_IGN)
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print()
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sys.exit(errno.EINTR)
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exit_helper(errno.EINTR)
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signal.signal(signal.SIGINT, exithandler)
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signal.signal(signal.SIGTERM, exithandler)
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signal.signal(signal.SIGPIPE, signal.SIG_DFL)
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def printVersion():
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def print_version():
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"""Output the version info."""
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print("%s (%s) - %s" \
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% (__productname__, __version__, __description__))
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@ -60,23 +67,26 @@ def printVersion():
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print("Distributed under the terms of the GNU General Public License v2")
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def printUsage(_error=None, help=None):
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def print_usage(_error=None, help=None):
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"""Print help message. May also print partial help to stderr if an
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error from {'options'} is specified."""
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out = sys.stdout
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if _error:
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out = sys.stderr
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if not _error in ('global-options', 'packages',):
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_error = None
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if not _error and not help:
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help = 'all'
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if _error in ('global-options',):
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print(pp.error("Wrong option on command line."), file=out)
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print(file=out)
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output.eerror("Wrong option on command line.\n")
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if _error in ('packages',):
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print(pp.error("You need to specify exactly one package."), file=out)
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print(file=out)
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output.eerror("You need to specify exactly one package.\n")
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print(white("Usage:"), file=out)
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if _error in ('global-options', 'packages',) or help == 'all':
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print(" " + turquoise(__productname__),
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@ -106,14 +116,19 @@ def printUsage(_error=None, help=None):
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" (default: 2)\n" +
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" " * 29 + "bigger levels will generate more versions numbers\n" +
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" " * 29 + "0 means disabled", file=out)
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print(yellow(" -f, --format=<format>") +
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" - define the output " + yellow("<format>") +
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" (available: json)", file=out)
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print(file=out)
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if _error in ('packages',) or help:
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print(green(" package") +
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" - the packages (or ebuilds) you want to scan",
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file=out)
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print(file=out)
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'''print( "More detailed instruction can be found in",
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turquoise("`man %s`" % __productname__), file=out)'''
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#print( "More detailed instruction can be found in",
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#turquoise("`man %s`" % __productname__), file=out)
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class ParseArgsException(Exception):
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@ -125,12 +140,12 @@ class ParseArgsException(Exception):
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return repr(self.value)
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def parseArgs():
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def parse_args():
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"""Parse the command line arguments. Raise exceptions on
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errors. Returns package and affect the CONFIG dict.
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errors. Returns packages and affects the CONFIG dict.
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"""
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def optionSwitch(opts):
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def option_switch(opts):
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"""local function for interpreting command line options
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and setting options accordingly"""
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return_code = True
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@ -151,29 +166,35 @@ def parseArgs():
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CONFIG['brute-force'] = int(a)
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elif o in ("-v", "--verbose") and not CONFIG['quiet']:
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CONFIG['verbose'] += 1
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elif o in ("-f", "--format"):
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CONFIG['format'] = a
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CONFIG['nocolor'] = True
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pp.output.nocolor()
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else:
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return_code = False
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return return_code
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' here are the different allowed command line options (getopt args) '
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# here are the different allowed command line options (getopt args)
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getopt_options = {'short': {}, 'long': {}}
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getopt_options['short']['global'] = "hVCqv1b:"
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getopt_options['long']['global'] = ["help", "version", "nocolor", "quiet",
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"verbose", "oneshot", "brute-force="]
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getopt_options['short']['global'] = "hVCqv1bf:"
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getopt_options['long']['global'] = [
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"help", "version", "nocolor", "quiet", "verbose", "oneshot",
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"brute-force=", "format="
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]
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short_opts = getopt_options['short']['global']
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long_opts = getopt_options['long']['global']
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opts_mode = 'global'
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' apply getopts to command line, show partial help on failure '
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# apply getopts to command line, show partial help on failure
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try:
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opts, args = getopt.getopt(sys.argv[1:], short_opts, long_opts)
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except:
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raise ParseArgsException(opts_mode + '-options')
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' set options accordingly '
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optionSwitch(opts)
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# set options accordingly
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option_switch(opts)
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if len(args) < 1:
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raise ParseArgsException('packages')
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@ -183,29 +204,32 @@ def parseArgs():
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def main():
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"""Parse command line and execute all actions."""
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CONFIG['nocolor'] = (port_settings["NOCOLOR"] in ('yes', 'true')
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or not sys.stdout.isatty())
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CONFIG['nocolor'] = (
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port_settings["NOCOLOR"] in ('yes', 'true') or not sys.stdout.isatty()
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)
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if CONFIG['nocolor']:
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pp.output.nocolor()
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' parse command line options and actions '
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# parse command line options and actions
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try:
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packages = parseArgs()
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packages = parse_args()
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except ParseArgsException as e:
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if e.value == 'help':
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printUsage(help='all')
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sys.exit(0)
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elif e.value[:5] == 'help-':
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printUsage(help=e.value[5:])
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sys.exit(0)
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elif e.value == 'version':
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printVersion()
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sys.exit(0)
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else:
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printUsage(e.value)
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sys.exit(errno.EINVAL)
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print_usage(help='all')
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exit_helper(0)
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elif e.value[:5] == 'help-':
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print_usage(help=e.value[5:])
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exit_helper(0)
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elif e.value == 'version':
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print_version()
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exit_helper(0)
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else:
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print_usage(e.value)
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exit_helper(errno.EINVAL)
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""" Change euscan's output """
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euscan.output = EOutput(CONFIG['quiet'])
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if CONFIG['verbose'] > 2:
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httplib.HTTPConnection.debuglevel = 1
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@ -216,48 +240,39 @@ def main():
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ret = scan_upstream(package)
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except AmbiguousPackageName as e:
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pkgs = e.args[0]
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for candidate in pkgs:
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print(candidate)
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output.eerror("\n".join(pkgs))
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from os.path import basename # To get the short name
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print(file=sys.stderr)
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print(
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pp.error(
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"The short ebuild name '%s' is ambiguous. Please specify" \
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% basename(pkgs[0])
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),
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file=sys.stderr, end=""
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output.error(
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"The short ebuild name '%s' is ambiguous. Please specify" %
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basename(pkgs[0]),
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"one of the above fully-qualified ebuild names instead."
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)
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pp.die(1, "one of the above fully-qualified ebuild names instead.")
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except GentoolkitException as err:
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pp.die(1, '%s: %s' % (package, str(err)))
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except Exception as err:
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pp.die(1, '%s: %s' % (package, str(err)))
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exit_helper(1)
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if not CONFIG['quiet']:
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except GentoolkitException as err:
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output.eerror('%s: %s' % (package, str(err)))
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exit_helper(1)
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except Exception as err:
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output.eerror('%s: %s' % (package, str(err)))
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exit_helper(1)
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if not CONFIG['quiet'] and not CONFIG['format']:
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print()
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for cp, url, version in ret:
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if not CONFIG['quiet']:
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print("Upstream Version: "
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+ pp.number("%s" % version)
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+ pp.path(" %s" % url))
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else:
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print(pp.cpv("%s-%s" % (cp, version))
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+ ": " + pp.path(url))
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output.result(cp, version, url)
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if not len(ret) and not CONFIG['quiet']:
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print(pp.warn("Didn't find any new version, "
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+ "check package's homepage for "
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+ "more informations"))
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output.ewarn(
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"Didn't find any new version, check package's homepage for " +
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"more informations"
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)
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if __name__ == "__main__":
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try:
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setupSignals()
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setup_signals()
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main()
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except KeyboardInterrupt:
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print("Aborted.")
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sys.exit(errno.EINTR)
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sys.exit(0)
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exit_helper(0)
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@ -3,11 +3,17 @@
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# Copyright 2011 Corentin Chary <corentin.chary@gmail.com>
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# Distributed under the terms of the GNU General Public License v2
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from io import StringIO
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from collections import defaultdict
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import json
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from gentoolkit import pprinter as pp
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from portage.output import EOutput
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__version__ = "git"
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from portage.output import EOutput
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CONFIG = {
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'nocolor': False,
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'quiet': False,
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@ -20,11 +26,11 @@ CONFIG = {
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'oneshot': True,
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'user-agent': 'escan (http://euscan.iksaif.net)',
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'skip-robots-txt': False,
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'cache': False
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'cache': False,
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'format': None,
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'indent': 2
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}
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output = EOutput(CONFIG['quiet'])
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BLACKLIST_VERSIONS = [
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# Compatibility package for running binaries linked against a
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# pre gcc 3.4 libstdc++, won't be updated
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@ -67,3 +73,67 @@ ROBOTS_TXT_BLACKLIST_DOMAINS = [
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'(.*)chromium.org(.*)',
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'(.*)nodejs.org(.*)',
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]
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class EOutputFile(EOutput):
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"""
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Override of EOutput, allows to specify an output file for writes
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"""
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def __init__(self, out_file=None, *args, **kwargs):
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super(EOutputFile, self).__init__(*args, **kwargs)
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self.out_file = out_file
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def _write(self, f, msg):
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if self.out_file is None:
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super(EOutputFile, self)._write(f, msg)
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else:
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super(EOutputFile, self)._write(self.out_file, msg)
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class EuscanOutput(object):
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"""
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Class that handles output for euscan
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"""
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def __init__(self, config):
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self.config = config
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self.data = defaultdict(StringIO)
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self.packages = defaultdict(list)
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def get_formatted_output(self):
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data = {}
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for key in self.data:
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if key not in ("ebegin", "eend"):
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val = [x for x in self.data[key].getvalue().split("\n") if x]
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data[key] = val
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data["result"] = self.packages
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if self.config["format"].lower() == "json":
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return json.dumps(data, indent=self.config["indent"])
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else:
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raise TypeError("Invalid output format")
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def result(self, cp, version, url):
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if self.config['format']:
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self.packages[cp].append({"version": version, "url": url})
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else:
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if not self.config['quiet']:
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print "Upstream Version:", pp.number("%s" % version),
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print pp.path(" %s" % url)
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else:
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print pp.cpv("%s-%s" % (cp, version)) + ":", pp.path(url)
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def __getattr__(self, key):
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output_file = self.data[key] if self.config["format"] else None
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if output_file:
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_output = EOutputFile(out_file=self.data[key],
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quiet=self.config['quiet'])
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ret = getattr(_output, key)
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else:
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ret = getattr(EOutputFile(quiet=self.config['quiet']), key)
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return ret
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output = EuscanOutput(CONFIG)
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@ -39,7 +39,7 @@ def scan_upstream_urls(cpv, urls):
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for filename in urls:
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for url in urls[filename]:
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if not CONFIG['quiet']:
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if not CONFIG['quiet'] and not CONFIG['format']:
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pp.uprint()
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euscan.output.einfo("SRC_URI is '%s'" % url)
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@ -101,7 +101,7 @@ def scan_upstream(query):
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)
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return []
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if not CONFIG['quiet']:
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if not CONFIG['quiet'] and not CONFIG['format']:
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pp.uprint(
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" * %s [%s]" % (pp.cpv(pkg.cpv), pp.section(pkg.repo_name()))
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)
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Block a user