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#! /usr/bin/python
#-*- encoding: utf-8 -*-
import commands
import re
from repm.config import *
from repm.pato2 import *
def pkginfo_from_filename(filename):
""" Generates a Package object with info from a filename,
filename can be relative or absolute
Parameters:
----------
filename -> str
Returns:
----------
pkg -> Package object"""
pkg = Package()
pkg["location"] = filename
fileattrs = os.path.basename(filename).split("-")
pkg["arch"] = fileattrs.pop(-1).split(".")[0]
pkg["release"] = fileattrs.pop(-1)
pkg["version"] = fileattrs.pop(-1)
pkg["name"] = "-".join(fileattrs)
return pkg
def pkginfo_from_rsync_output(rsync_output):
""" Generates a list of packages and versions from an rsync output
wich uses --list-only and --no-motd options.
Parameters:
----------
rsync_output -> str Contains output from rsync
Returns:
----------
package_list -> tuple Contains Package objects. """
a=list()
def package_or_link(line):
""" Take info out of filename """
location_field = 4
pkginfo_from_filename(line.rsplit()[location_field])
def directory(line):
pass
options = { "d": directory,
"l": package_or_link,
"-": package_or_link}
for line in rsync_output.split("\n"):
if ".pkg.tar" in line:
pkginfo_=options[line[0]](line)
if pkginfo_:
a.append(pkginfo_)
return tuple(a)
def pkginfo_from_files_in_dir(directory):
""" Returns pkginfo from filenames of packages in dir
wich has .pkg.tar.{xz,gz} on them """
def generate_exclude_list_from_blacklist(packages_iterable, blacklisted_names,
exclude_file=rsync_blacklist, debug=verbose):
""" Generate an exclude list for rsync
Parameters:
----------
package_iterable -> list or tuple Contains Package objects
blacklisted_names-> list or tuple Contains blacklisted names
exclude_file -> str Path to file
debug -> bool If True, file list gets logged
Output:
----------
None """
a=list()
for package in packages_iterable:
if not isinstance(package, Package):
raise ValueError(" %s is not a Package object " % package)
if package["name"] in blacklisted_names:
a.append(package["location"])
if debug:
printf(a)
try:
fsock = open(exclude_file,"w")
try:
fsock.write("\n".join(a))
finally:
fsock.close()
except IOError:
printf("%s wasnt written" % blacklist_file)
if __name__ == "__main__":
a=run_rsync(rsync_list_command)
packages=pkginfo_from_rsync_output(a)
generate_exclude_list_from_blacklist(packages,listado(blacklist))
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