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by Michael Vogt
* initial revision (after accidently killing it) |
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# aptsource.py.in - parse sources.list
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#
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# Copyright (c) 2004 Canonical
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# 2004 Michiel Sikkes
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#
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# Author: Michiel Sikkes <michiel@eyesopened.nl>
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# Michael Vogt <mvo@debian.org>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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# USA
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import string |
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import gettext |
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import re |
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import apt_pkg |
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import glob |
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from DistInfo import DistInfo |
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# actual source.list entries
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class SourceEntry: |
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def __init__(self, line,file): |
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self.invalid = False |
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self.disabled = False |
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self.type = "" |
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self.uri = "" |
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self.dist = "" |
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self.comps = [] |
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self.comment = "" |
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self.line = line |
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self.file = file |
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self.parse(line) |
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# works mostely like split but takes [] into account
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def mysplit(self, line): |
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line = string.strip(line) |
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pieces = [] |
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tmp = "" |
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# we are inside a [..] block
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p_found = False |
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space_found = False |
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for i in range(len(line)): |
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if line[i] == "[": |
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p_found=True |
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tmp += line[i] |
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elif line[i] == "]": |
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p_found=False |
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tmp += line[i] |
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elif space_found and not line[i].isspace(): # we skip one or more space |
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space_found = False |
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pieces.append(tmp) |
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tmp = line[i] |
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elif line[i].isspace() and not p_found: # found a whitespace |
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space_found = True |
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else: |
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tmp += line[i] |
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# append last piece
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if len(tmp) > 0: |
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pieces.append(tmp) |
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return pieces |
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# parse a given source line and split it into the fields we need
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def parse(self,line): |
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line = string.strip(self.line) |
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#print line
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# check if the source is enabled/disabled
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if line == "" or line == "#": # empty line |
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self.invalid = True |
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return
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if line[0] == "#": |
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self.disabled = True |
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pieces = string.split(line[1:]) |
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# if it looks not like a disabled deb line return
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if not (pieces[0] == "deb" or pieces[0] == "deb-src"): |
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self.invalid = True |
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return
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else: |
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line = line[1:] |
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# check for another "#" in the line (this is treated as a comment)
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i = line.find("#") |
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if i > 0: |
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self.comment = line[i+1:] |
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line = line[:i] |
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# source is ok, split it and see what we have
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pieces = self.mysplit(line) |
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# Type, deb or deb-src
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self.type = string.strip(pieces[0]) |
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# URI
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self.uri = string.strip(pieces[1]) |
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# distro and components (optional)
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# Directory or distro
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self.dist = string.strip(pieces[2]) |
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if len(pieces) > 3: |
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# List of components
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self.comps = pieces[3:] |
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else: |
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self.comps = [] |
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#print self.__dict__
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# set enabled/disabled
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def set_enabled(self, new_value): |
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self.disabled = not new_value |
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# enable, remove all "#" from the start of the line
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if new_value == True: |
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i=0 |
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self.line = string.lstrip(self.line) |
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while self.line[i] == "#": |
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i += 1 |
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self.line = self.line[i:] |
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else: |
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# disabled, add a "#"
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if string.strip(self.line)[0] != "#": |
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self.line = "#" + self.line |
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def str(self): |
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return self.line |
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def uniq(s): |
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""" simple (and not efficient) way to return uniq list """
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u = [] |
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for x in s: |
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if x not in u: |
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u.append(x) |
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return u |
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# the SourceList file as a class
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class SourcesList: |
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def __init__(self): |
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self.list = [] # of Type SourceEntries |
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# read sources.list
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dir = apt_pkg.Config.FindDir("Dir::Etc") |
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file = apt_pkg.Config.Find("Dir::Etc::sourcelist") |
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self.load(dir+file) |
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# read sources.list.d
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partsdir = apt_pkg.Config.FindDir("Dir::Etc::sourceparts") |
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for file in glob.glob("%s/*.list" % partsdir): |
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self.load(file) |
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def is_mirror(self, add_uri, orig_uri): |
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"""check if the given add_url is idential or a mirror of orig_uri
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e.g. add_uri = archive.ubuntu.com
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orig_uri = de.archive.ubuntu.com
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-> True
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"""
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# remove traling spaces and "/"
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add_uri = add_uri.rstrip("/ ") |
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orig_uri = orig_uri.rstrip("/ ") |
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# uri is identical
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if add_uri == orig_uri: |
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#print "Identical"
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return True |
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# add uri is a master site and orig_uri has the from "XX.mastersite"
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# (e.g. de.archive.ubuntu.com)
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try: |
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add_srv = add_uri.split("//")[1] |
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orig_srv = orig_uri.split("//")[1] |
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#print "%s == %s " % (add_srv, orig_srv)
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except IndexError: # ok, somethings wrong here |
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#print "IndexError"
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return False |
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if add_srv == orig_srv[3:]: |
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#print "Mirror"
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return True |
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return False |
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def add(self, type, uri, dist, comps, comment="", pos=-1): |
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# if there is a repo with the same (type, uri, dist) just add the
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# components
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for i in self.list: |
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if i.type == type and self.is_mirror(uri,i.uri) and i.dist == dist: |
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comps = uniq(i.comps + comps) |
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# set to the old position and preserve comment
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comment = i.comment |
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pos = self.list.index(i) |
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self.list.remove(i) |
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line = "%s %s %s" % (type,uri,dist) |
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for c in comps: |
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line = line + " " + c; |
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if comment != "": |
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line = "%s #%s\n" %(line,comment) |
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line = line + "\n" |
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self.list.insert(pos, SourceEntry(line)) |
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def remove(self, source_entry): |
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self.list.remove(source_entry) |
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def load(self,file): |
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f = open(file, "r") |
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lines = f.readlines() |
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for line in lines: |
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source = SourceEntry(line,file) |
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self.list.append(source) |
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f.close() |
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def save(self,file): |
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files = {} |
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for source in self.list: |
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if not files.has_key(source.file): |
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files[source.file]=open(source.file,"w") |
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files[source.file].write(source.str()) |
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for f in files: |
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files[f].close() |
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# templates for the add dialog
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class SourceEntryTemplate(SourceEntry): |
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def __init__(self,a_type,uri,dist,description,comps): |
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self.comps = [] |
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self.comps_descriptions = [] |
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self.type = a_type |
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self.uri = uri |
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self.dist = dist |
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self.description = description |
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self.comps = comps |
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class SourceCompTemplate: |
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def __init__(self, name, description, on_by_default): |
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self.name = name |
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self.description = description |
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self.on_by_default = on_by_default |
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class SourceEntryTemplates: |
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def __init__(self): |
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_ = gettext.gettext |
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self.templates = [] |
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dinfo = DistInfo () |
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for suite in dinfo.suites: |
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comps = [] |
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for comp in suite.components: |
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comps.append(SourceCompTemplate(comp.name, _(comp.description), |
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comp.enabled)) |
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self.templates.append (SourceEntryTemplate(suite.repository_type, |
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suite.base_uri, |
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suite.name, |
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suite.description, |
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comps)) |
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# matcher class to make a source entry look nice
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# lots of predefined matchers to make it i18n/gettext friendly
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class SourceEntryMatcher: |
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class MatchType: |
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def __init__(self, a_type,a_descr): |
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self.type = a_type |
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self.description = a_descr |
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class MatchDist: |
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def __init__(self,a_uri,a_dist, a_descr,l_comps, l_comps_descr): |
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self.uri = a_uri |
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self.dist = a_dist |
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self.description = a_descr |
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self.comps = l_comps |
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self.comps_descriptions = l_comps_descr |
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def __init__(self): |
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_ = gettext.gettext |
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self.type_list = [] |
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self.type_list.append(self.MatchType("^deb$",_("Binary"))) |
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self.type_list.append(self.MatchType("^deb-src$",_("Source"))) |
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self.dist_list = [] |
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ubuntu_comps = ["^main$","^restricted$","^universe$","^multiverse$"] |
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ubuntu_comps_descr = [_("Officially supported"), |
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_("Restricted copyright"), |
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_("Community maintained (Universe)"), |
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_("Non-free (Multiverse)")] |
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# CDs
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self.dist_list.append(self.MatchDist("cdrom:\[Ubuntu.*5.10", |
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".*", |
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_("CD disk with Ubuntu 5.10 \"Breezy Badger\""), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist("cdrom:\[Ubuntu.*5.04", |
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".*", |
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_("CD disk with Ubuntu 5.04 \"Hoary Hedgehog\""), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist("cdrom:\[Ubuntu.*4.10", |
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".*", |
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_("CD disk with Ubuntu 4.10 \"Warty Warthog\""), |
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ubuntu_comps, ubuntu_comps_descr)) |
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# URIs
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# Warty
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^warty$", |
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"Ubuntu 4.10 \"Warty Warthog\"", |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*security.ubuntu.com/ubuntu", |
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"^warty-security$", |
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_("Ubuntu 4.10 Security Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^warty-security$", |
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_("Ubuntu 4.10 Security Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^warty-updates$", |
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_("Ubuntu 4.10 Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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# Hoary
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^hoary-security$", |
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_("Ubuntu 5.04 Security Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*security.ubuntu.com/ubuntu", |
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"^hoary-security$", |
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_("Ubuntu 5.04 Security Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^hoary$", |
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"Ubuntu 5.04 \"Hoary Hedgehog\"", |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^hoary-updates$", |
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_("Ubuntu 5.04 Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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# Breezy
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^breezy-security$", |
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_("Ubuntu 5.10 Security Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*security.ubuntu.com/ubuntu", |
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"^breezy-security$", |
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_("Ubuntu 5.10 Security Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^breezy$", |
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"Ubuntu 5.10 \"Breezy Badger\"", |
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ubuntu_comps, ubuntu_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu", |
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"^breezy-updates$", |
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_("Ubuntu 5.10 Updates"), |
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ubuntu_comps, ubuntu_comps_descr)) |
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# DEBIAN
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debian_comps = ["^main$","^contrib$","^non-free$","^non-US$"] |
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debian_comps_descr = [_("Officially supported"), |
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_("Contributed software"), |
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_("Non-free software"), |
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_("US export restricted software") |
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]
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# dists by name
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self.dist_list.append(self.MatchDist(".*debian.org/debian", |
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"^sarge$", |
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_("Debian 3.1 \"Sarge\""), |
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debian_comps, debian_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*debian.org/debian", |
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"^woody$", |
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_("Debian 3.0 \"Woody\""), |
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debian_comps, debian_comps_descr)) |
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# securtiy
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self.dist_list.append(self.MatchDist(".*security.debian.org", |
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"^stable.*$", |
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_("Debian Stable Security Updates"), |
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debian_comps, debian_comps_descr)) |
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# dists by status
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self.dist_list.append(self.MatchDist(".*debian.org/debian", |
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"^stable$", |
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_("Debian Stable"), |
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debian_comps, debian_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*debian.org/debian", |
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"^testing$", |
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_("Debian Testing"), |
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debian_comps, debian_comps_descr)) |
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self.dist_list.append(self.MatchDist(".*debian.org/debian", |
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"^unstable$", |
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_("Debian Unstable \"Sid\""), |
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388 |
debian_comps, debian_comps_descr)) |
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389 |
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# non-us
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self.dist_list.append(self.MatchDist(".*debian.org/debian-non-US", |
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392 |
"^stable.*$", |
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_("Debian Non-US (Stable)"), |
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394 |
debian_comps, debian_comps_descr)) |
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395 |
self.dist_list.append(self.MatchDist(".*debian.org/debian-non-US", |
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396 |
"^testing.*$", |
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_("Debian Non-US (Testing)"), |
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398 |
debian_comps, debian_comps_descr)) |
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399 |
self.dist_list.append(self.MatchDist(".*debian.org/debian-non-US", |
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400 |
"^unstable.*$", |
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_("Debian Non-US (Unstable)"), |
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402 |
debian_comps, debian_comps_descr)) |
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403 |
||
404 |
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405 |
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406 |
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407 |
def match(self,source): |
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408 |
_ = gettext.gettext |
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409 |
# some sane defaults first
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410 |
type_description = source.type |
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411 |
dist_description = source.uri + " " + source.dist |
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412 |
comp_description = "" |
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413 |
for c in source.comps: |
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414 |
comp_description = comp_description + " " + c |
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415 |
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416 |
for t in self.type_list: |
|
417 |
if re.match(t.type, source.type): |
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418 |
type_description = _(t.description) |
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419 |
break
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420 |
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421 |
for d in self.dist_list: |
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422 |
#print "'%s'" %source.uri
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423 |
if re.match(d.uri, source.uri) and re.match(d.dist,source.dist): |
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424 |
dist_description = d.description |
|
425 |
comp_description = "" |
|
426 |
for c in source.comps: |
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427 |
found = False |
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428 |
for i in range(len(d.comps)): |
|
429 |
if re.match(d.comps[i], c): |
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430 |
comp_description = comp_description+"\n"+d.comps_descriptions[i] |
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431 |
found = True |
|
432 |
if found == False: |
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433 |
comp_description = comp_description+" "+c |
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434 |
break
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435 |
||
436 |
||
437 |
return (type_description,dist_description,comp_description) |