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pack_manager.py
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pack_manager.py
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import argparse
from os.path import basename
from tools.arm_pack_manager import Cache
from os.path import basename, join, dirname, exists
from os import makedirs
from itertools import takewhile
from fuzzywuzzy import process
from tools.arm_pack_manager import Cache
parser = argparse.ArgumentParser(description='A Handy little utility for keeping your cache of pack files up to date.')
subparsers = parser.add_subparsers(title="Commands")
def subcommand(name, *args, **kwargs):
def subcommand(command):
subparser = subparsers.add_parser(name, **kwargs)
for arg in args:
arg = dict(arg)
opt = arg['name']
del arg['name']
if isinstance(opt, basestring):
subparser.add_argument(opt, **arg)
else:
subparser.add_argument(*opt, **arg)
subparser.add_argument("-v", "--verbose", action="store_true", dest="verbose", help="Verbose diagnostic output")
subparser.add_argument("-vv", "--very_verbose", action="store_true", dest="very_verbose", help="Very verbose diagnostic output")
subparser.add_argument("--no-timeouts", action="store_true", help="Remove all timeouts and try to download unconditionally")
subparser.add_argument("--and", action="store_true", dest="intersection", help="combine search terms as if with an and")
subparser.add_argument("--or", action="store_false", dest="intersection", help="combine search terms as if with an or")
subparser.add_argument("--union", action="store_false", dest="intersection", help="combine search terms as if with a set union")
subparser.add_argument("--intersection", action="store_true", dest="intersection", help="combine search terms as if with a set intersection")
def thunk(parsed_args):
cache = Cache(not parsed_args.verbose, parsed_args.no_timeouts)
argv = [arg['dest'] if 'dest' in arg else arg['name'] for arg in args]
argv = [(arg if isinstance(arg, basestring) else arg[-1]).strip('-')
for arg in argv]
argv = {arg: vars(parsed_args)[arg] for arg in argv
if vars(parsed_args)[arg] is not None}
return command(cache, **argv)
subparser.set_defaults(command=thunk)
return command
return subcommand
def user_selection (message, options) :
print(message)
for choice, index in zip(options, range(len(options))) :
print("({}) {}".format(index, choice))
pick = None
while pick is None :
stdout.write("please select an integer from 0 to {} or \"all\"".format(len(options)-1))
input = raw_input()
try :
if input == "all" :
pick = options
else :
pick = [options[int(input)]]
except ValueError :
print("I did not understand your input")
return pick
def fuzzy_find(matches, urls) :
choices = {}
for match in matches :
for key, value in process.extract(match, urls, limit=None) :
choices.setdefault(key, 0)
choices[key] += value
choices = sorted([(v, k) for k, v in choices.iteritems()], reverse=True)
if not choices : return []
elif len(choices) == 1 : return [choices[0][1]]
elif choices[0][0] > choices[1][0] : choices = choices[:1]
else : choices = list(takewhile(lambda t: t[0] == choices[0][0], choices))
return [v for k,v in choices]
@subcommand('cache',
dict(name='matches', nargs="*",
help="a bunch of things to search for in part names"),
dict(name=['-e','--everything'], action="store_true",
help="download everything possible"),
dict(name=['-d','--descriptors'], action="store_true",
help="download all descriptors"),
dict(name=["-b","--batch"], action="store_true",
help="don't ask for user input and assume download all"),
help="Cache a group of PACK or PDSC files")
def command_cache (cache, matches, everything=False, descriptors=False, batch=False, verbose= False, intersection=True) :
if everything :
cache.cache_everything()
return True
if descriptors :
cache.cache_descriptors()
return True
if not matches :
print("No action specified nothing to do")
else :
urls = cache.get_urls()
if intersection :
choices = fuzzy_find(matches, map(basename, urls))
else :
choices = sum([fuzzy_find([m], map(basename, urls)) for m in matches], [])
if not batch and len(choices) > 1 :
choices = user_selection("Please select a file to cache", choices)
to_download = []
for choice in choices :
for url in urls :
if choice in url :
to_download.append(url)
cache.cache_pack_list(to_download)
return True
@subcommand('find-part',
dict(name='matches', nargs="+", help="words to match to processors"),
dict(name=['-l',"--long"], action="store_true",
help="print out part details with part"),
dict(name=['-p', '--parts-only'], action="store_false", dest="print_aliases"),
dict(name=['-a', '--aliases-only'], action="store_false", dest="print_parts"),
help="Find a Part and it's description within the cache")
def command_find_part (cache, matches, long=False, intersection=True,
print_aliases=True, print_parts=True) :
if long :
import pprint
pp = pprint.PrettyPrinter()
parts = cache.index
if intersection :
choices = fuzzy_find(matches, parts.keys())
aliases = fuzzy_find(matches, cache.aliases.keys())
else :
choices = sum([fuzzy_find([m], parts.keys()) for m in matches], [])
aliases = sum([fuzzy_find([m], cache.aliases.keys()) for m in matches], [])
if print_parts:
for part in choices :
print part
if long :
pp.pprint(cache.index[part])
if print_aliases:
for alias in aliases :
print alias
if long :
pp.pprint(cache.index[cache.aliases[alias]])
@subcommand('dump-parts',
dict(name='out', help='directory to dump to'),
dict(name='parts', nargs='+', help='parts to dump'),
help='Create a directory with an index.json describing the part and all of their associated flashing algorithms.'
)
def command_dump_parts (cache, out, parts, intersection=False) :
index = {}
if intersection :
for part in fuzzy_find(parts, cache.index):
index.update(cache.index[part])
else :
for part in parts :
index.update(dict(cache.find_device(part)))
for n, p in index.iteritems() :
try :
if not exists(join(out, dirname(p['algorithm']['file']))) :
makedirs(join(out, dirname(p['algorithm']['file'])))
with open(join(out, p['algorithm']['file']), "wb+") as fd :
fd.write(cache.get_flash_algorthim_binary(n).read())
except KeyError:
print("[Warning] {} does not have an associated flashing algorithm".format(n))
with open(join(out, "index.json"), "wb+") as fd :
dump(index,fd)
@subcommand('cache-part',
dict(name='matches', nargs="+", help="words to match to devices"),
help='Cache PACK files associated with the parts matching the provided words')
def command_cache_part (cache, matches, intersection=True) :
index = cache.index
if intersection :
choices = fuzzy_find(matches, index.keys())
aliases = fuzzy_find(matches, cache.aliases.keys())
else :
choices = sum([fuzzy_find([m], index.keys()) for m in matches], [])
aliases = sum([fuzzy_find([m], cache.aliases.keys()) for m in matches], [])
urls = set([index[c]['pdsc_file'] for c in choices])
urls += set([index[cache.aliasse[a]] for a in aliases])
cache.cache_pack_list(list(urls))
def get_argparse() :
return parser
def main() :
args = parser.parse_args()
args.command(args)