From: Joerg Jaspert Date: Sat, 24 Jan 2009 15:26:53 +0000 (+0100) Subject: mirror_split.py X-Git-Url: https://git.decadent.org.uk/gitweb/?a=commitdiff_plain;h=1268e7213171a55c736d9b47380214baf8a037af;p=dak.git mirror_split.py Remove, not used. Signed-off-by: Joerg Jaspert --- diff --git a/dak/dak.py b/dak/dak.py index e8a7df03..ad717ef3 100755 --- a/dak/dak.py +++ b/dak/dak.py @@ -152,8 +152,6 @@ def init(): "Generates Maintainers file for BTS etc"), ("make-overrides", "Generates override files"), - ("mirror-split", - "Split the pool/ by architecture groups"), ("poolize", "Move packages from dists/ to pool/"), ("reject-proposed-updates", diff --git a/dak/mirror_split.py b/dak/mirror_split.py deleted file mode 100644 index 3f79020f..00000000 --- a/dak/mirror_split.py +++ /dev/null @@ -1,391 +0,0 @@ -#!/usr/bin/env python - -# Prepare and maintain partial trees by architecture -# Copyright (C) 2004, 2006 Daniel Silverstone - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. - -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - - -############################################################################### -## So Martin, do you have a quote for me yet? -## Make something damned stupid up and attribute it to me, that's okay -############################################################################### - -import sys -import apt_pkg - -from stat import S_ISDIR, S_ISLNK, S_ISREG -import os -import cPickle - -import daklib.utils - -## Master path is the main repository -#MASTER_PATH = "/org/ftp.debian.org/scratch/dsilvers/master" - -MASTER_PATH = "***Configure Mirror-Split::FTPPath Please***" -TREE_ROOT = "***Configure Mirror-Split::TreeRootPath Please***" -TREE_DB_ROOT = "***Configure Mirror-Split::TreeDatabasePath Please***" -trees = [] - -Cnf = None - -############################################################################### -# A MirrorSplitTarget is a representation of a target. It is a set of archs, a path -# and whether or not the target includes source. -################## - -class MirrorSplitTarget: - def __init__(self, name, archs, source): - self.name = name - self.root = "%s/%s" % (TREE_ROOT,name) - self.archs = archs.split(",") - self.source = source - self.dbpath = "%s/%s.db" % (TREE_DB_ROOT,name) - self.db = MirrorSplitDB() - if os.path.exists( self.dbpath ): - self.db.load_from_file( self.dbpath ) - - ## Save the db back to disk - def save_db(self): - self.db.save_to_file( self.dbpath ) - - ## Returns true if it's a poolish match - def poolish_match(self, path): - for a in self.archs: - if path.endswith( "_%s.deb" % (a) ): - return 1 - if path.endswith( "_%s.udeb" % (a) ): - return 1 - if self.source: - if (path.endswith( ".tar.gz" ) or - path.endswith( ".diff.gz" ) or - path.endswith( ".dsc" )): - return 1 - return 0 - - ## Returns false if it's a badmatch distswise - def distish_match(self,path): - for a in self.archs: - if path.endswith("/Contents-%s.gz" % (a)): - return 1 - if path.find("/binary-%s/" % (a)) != -1: - return 1 - if path.find("/installer-%s/" % (a)) != -1: - return 1 - if path.find("/source/") != -1: - if self.source: - return 1 - else: - return 0 - if path.find("/Contents-") != -1: - return 0 - if path.find("/binary-") != -1: - return 0 - if path.find("/installer-") != -1: - return 0 - return 1 - -############################################################################## -# The applicable function is basically a predicate. Given a path and a -# target object its job is to decide if the path conforms for the -# target and thus is wanted. -# -# 'verbatim' is a list of files which are copied regardless -# it should be loaded from a config file eventually -################## - -verbatim = [ - ] - -verbprefix = [ - "/tools/", - "/README", - "/doc/" - ] - -def applicable(path, target): - if path.startswith("/pool/"): - return target.poolish_match(path) - if (path.startswith("/dists/") or - path.startswith("/project/experimental/")): - return target.distish_match(path) - if path in verbatim: - return 1 - for prefix in verbprefix: - if path.startswith(prefix): - return 1 - return 0 - - -############################################################################## -# A MirrorSplitDir is a representation of a tree. -# It distinguishes files dirs and links -# Dirs are dicts of (name, MirrorSplitDir) -# Files are dicts of (name, inode) -# Links are dicts of (name, target) -############## - -class MirrorSplitDir: - def __init__(self): - self.dirs = {} - self.files = {} - self.links = {} - -############################################################################## -# A MirrorSplitDB is a container for a MirrorSplitDir... -############## - -class MirrorSplitDB: - ## Initialise a MirrorSplitDB as containing nothing - def __init__(self): - self.root = MirrorSplitDir() - - def _internal_recurse(self, path): - bdir = MirrorSplitDir() - dl = os.listdir( path ) - dl.sort() - dirs = [] - for ln in dl: - lnl = os.lstat( "%s/%s" % (path, ln) ) - if S_ISDIR(lnl[0]): - dirs.append(ln) - elif S_ISLNK(lnl[0]): - bdir.links[ln] = os.readlink( "%s/%s" % (path, ln) ) - elif S_ISREG(lnl[0]): - bdir.files[ln] = lnl[1] - else: - daklib.utils.fubar( "Confused by %s/%s -- not a dir, link or file" % - ( path, ln ) ) - for d in dirs: - bdir.dirs[d] = self._internal_recurse( "%s/%s" % (path,d) ) - - return bdir - - ## Recurse through a given path, setting the sequence accordingly - def init_from_dir(self, dirp): - self.root = self._internal_recurse( dirp ) - - ## Load this MirrorSplitDB from file - def load_from_file(self, fname): - f = open(fname, "r") - self.root = cPickle.load(f) - f.close() - - ## Save this MirrorSplitDB to a file - def save_to_file(self, fname): - f = open(fname, "w") - cPickle.dump( self.root, f, 1 ) - f.close() - - -############################################################################## -# Helper functions for the tree syncing... -################## - -def _pth(a,b): - return "%s/%s" % (a,b) - -def do_mkdir(targ,path): - if not os.path.exists( _pth(targ.root, path) ): - os.makedirs( _pth(targ.root, path) ) - -def do_mkdir_f(targ,path): - do_mkdir(targ, os.path.dirname(path)) - -def do_link(targ,path): - do_mkdir_f(targ,path) - os.link( _pth(MASTER_PATH, path), - _pth(targ.root, path)) - -def do_symlink(targ,path,link): - do_mkdir_f(targ,path) - os.symlink( link, _pth(targ.root, path) ) - -def do_unlink(targ,path): - os.unlink( _pth(targ.root, path) ) - -def do_unlink_dir(targ,path): - os.system( "rm -Rf '%s'" % _pth(targ.root, path) ) - -############################################################################## -# Reconciling a target with the sourcedb -################ - -def _internal_reconcile( path, srcdir, targdir, targ ): - # Remove any links in targdir which aren't in srcdir - # Or which aren't applicable - rm = [] - for k in targdir.links.keys(): - if applicable( _pth(path, k), targ ): - if not srcdir.links.has_key(k): - rm.append(k) - else: - rm.append(k) - for k in rm: - #print "-L-", _pth(path,k) - do_unlink(targ, _pth(path,k)) - del targdir.links[k] - - # Remove any files in targdir which aren't in srcdir - # Or which aren't applicable - rm = [] - for k in targdir.files.keys(): - if applicable( _pth(path, k), targ ): - if not srcdir.files.has_key(k): - rm.append(k) - else: - rm.append(k) - for k in rm: - #print "-F-", _pth(path,k) - do_unlink(targ, _pth(path,k)) - del targdir.files[k] - - # Remove any dirs in targdir which aren't in srcdir - rm = [] - for k in targdir.dirs.keys(): - if not srcdir.dirs.has_key(k): - rm.append(k) - for k in rm: - #print "-D-", _pth(path,k) - do_unlink_dir(targ, _pth(path,k)) - del targdir.dirs[k] - - # Add/update files - for k in srcdir.files.keys(): - if applicable( _pth(path,k), targ ): - if not targdir.files.has_key(k): - #print "+F+", _pth(path,k) - do_link( targ, _pth(path,k) ) - targdir.files[k] = srcdir.files[k] - else: - if targdir.files[k] != srcdir.files[k]: - #print "*F*", _pth(path,k) - do_unlink( targ, _pth(path,k) ) - do_link( targ, _pth(path,k) ) - targdir.files[k] = srcdir.files[k] - - # Add/update links - for k in srcdir.links.keys(): - if applicable( _pth(path,k), targ ): - if not targdir.links.has_key(k): - targdir.links[k] = srcdir.links[k]; - #print "+L+",_pth(path,k), "->", srcdir.links[k] - do_symlink( targ, _pth(path,k), targdir.links[k] ) - else: - if targdir.links[k] != srcdir.links[k]: - do_unlink( targ, _pth(path,k) ) - targdir.links[k] = srcdir.links[k] - #print "*L*", _pth(path,k), "to ->", srcdir.links[k] - do_symlink( targ, _pth(path,k), targdir.links[k] ) - - # Do dirs - for k in srcdir.dirs.keys(): - if not targdir.dirs.has_key(k): - targdir.dirs[k] = MirrorSplitDir() - #print "+D+", _pth(path,k) - _internal_reconcile( _pth(path,k), srcdir.dirs[k], - targdir.dirs[k], targ ) - - -def reconcile_target_db( src, targ ): - _internal_reconcile( "", src.root, targ.db.root, targ ) - -############################################################################### - -def load_config(): - global MASTER_PATH - global TREE_ROOT - global TREE_DB_ROOT - global trees - - MASTER_PATH = Cnf["Mirror-Split::FTPPath"] - TREE_ROOT = Cnf["Mirror-Split::TreeRootPath"] - TREE_DB_ROOT = Cnf["Mirror-Split::TreeDatabasePath"] - - for a in Cnf.ValueList("Mirror-Split::BasicTrees"): - trees.append( MirrorSplitTarget( a, "%s,all" % a, 1 ) ) - - for n in Cnf.SubTree("Mirror-Split::CombinationTrees").List(): - archs = Cnf.ValueList("Mirror-Split::CombinationTrees::%s" % n) - source = 0 - if "source" in archs: - source = 1 - archs.remove("source") - archs = ",".join(archs) - trees.append( MirrorSplitTarget( n, archs, source ) ) - -def do_list (): - print "Master path",MASTER_PATH - print "Trees at",TREE_ROOT - print "DBs at",TREE_DB_ROOT - - for tree in trees: - print tree.name,"contains",", ".join(tree.archs), - if tree.source: - print " [source]" - else: - print "" - -def do_help (): - print """Usage: dak mirror-split [OPTIONS] -Generate hardlink trees of certain architectures - - -h, --help show this help and exit - -l, --list list the configuration and exit -""" - - -def main (): - global Cnf - - Cnf = daklib.utils.get_conf() - - Arguments = [('h',"help","Mirror-Split::Options::Help"), - ('l',"list","Mirror-Split::Options::List"), - ] - - arguments = apt_pkg.ParseCommandLine(Cnf,Arguments,sys.argv) - Cnf["Mirror-Split::Options::cake"] = "" - Options = Cnf.SubTree("Mirror-Split::Options") - - print "Loading configuration..." - load_config() - print "Loaded." - - if Options.has_key("Help"): - do_help() - return - if Options.has_key("List"): - do_list() - return - - - src = MirrorSplitDB() - print "Scanning", MASTER_PATH - src.init_from_dir(MASTER_PATH) - print "Scanned" - - for tree in trees: - print "Reconciling tree:",tree.name - reconcile_target_db( src, tree ) - print "Saving updated DB...", - tree.save_db() - print "Done" - -############################################################################## - -if __name__ == '__main__': - main()