Source Code for Module conary.cscmd

  1  # 
  2  # Copyright (c) 2004-2008 rPath, Inc. 
  3  # 
  4  # This program is distributed under the terms of the Common Public License, 
  5  # version 1.0. A copy of this license should have been distributed with this 
  6  # source file in a file called LICENSE. If it is not present, the license 
  7  # is always available at http://www.rpath.com/permanent/licenses/CPL-1.0. 
  8  # 
  9  # This program is distributed in the hope that it will be useful, but 
 10  # without any warranty; without even the implied warranty of merchantability 
 11  # or fitness for a particular purpose. See the Common Public License for 
 12  # full details. 
 13  # 
 14  import itertools 
 15   
 16  from conary import conaryclient 
 17  from conary import versions 
 18  from conary.conaryclient import cmdline 
 19  from conary.lib import log 
 20  from conary.local import update 
 21  from conary.repository import errors 
 22   
 23 -def computeTroveList(client, applyList): 
 24      # As dumb as this may sound, the same trove may be present multiple times 
 25      # in applyList, so remove duplicates 
 26      toFind = set() 
 27      for (n, (oldVer, oldFla), (newVer, newFla), isAbs) in applyList: 
 28          if n[0] in ('-', '+'): 
 29              n = n[1:] 
 30   
 31          found = False 
 32          if oldVer or (oldFla is not None): 
 33              toFind.add((n, oldVer,oldFla)) 
 34              found = True 
 35   
 36          if newVer or (newFla is not None): 
 37              toFind.add((n, newVer, newFla)) 
 38              found = True 
 39   
 40          if not found: 
 41              toFind.add((n, None, None)) 
 42   
 43      repos = client.getRepos() 
 44      results = repos.findTroves(client.cfg.installLabelPath, toFind,  
 45                                 client.cfg.flavor) 
 46   
 47      for troveSpec, trovesFound in results.iteritems(): 
 48          if len(trovesFound) > 1: 
 49              log.error("trove %s has multiple matches on " 
 50                        "installLabelPath", troveSpec[0]) 
 51   
 52      primaryCsList = [] 
 53   
 54      for (n, (oldVer, oldFla), (newVer, newFla), isAbs) in applyList: 
 55          if n[0] == '-': 
 56              updateByDefault = False 
 57          else:  
 58              updateByDefault = True 
 59   
 60          if n[0] in ('-', '+'): 
 61              n = n[1:] 
 62   
 63          found = False 
 64          if oldVer or (oldFla is not None): 
 65              oldVer, oldFla = results[n, oldVer, oldFla][0][1:] 
 66              found = True 
 67   
 68          if newVer or (newFla is not None): 
 69              newVer, newFla = results[n, newVer, newFla][0][1:] 
 70              found = True 
 71   
 72          if not found: 
 73              if updateByDefault: 
 74                  newVer, newFla = results[n, None, None][0][1:] 
 75              else: 
 76                  oldVer, oldFla = results[n, None, None][0][1:] 
 77   
 78          primaryCsList.append((n, (oldVer, oldFla), (newVer, newFla), isAbs)) 
 79   
 80      return primaryCsList 
 81   
 82 -def ChangeSetCommand(cfg, troveSpecs, outFileName, recurse = True, 
 83                       callback = None): 
 84      client = conaryclient.ConaryClient(cfg) 
 85      applyList = cmdline.parseChangeList(troveSpecs, allowChangeSets=False) 
 86   
 87      primaryCsList = computeTroveList(client, applyList) 
 88   
 89      client.createChangeSetFile(outFileName, primaryCsList, recurse = recurse,  
 90                                 callback = callback,  
 91                                 excludeList = cfg.excludeTroves) 
 92   
 93 -def LocalChangeSetCommand(db, cfg, item, outFileName): 
 94      client = conaryclient.ConaryClient(cfg) 
 95   
 96      name, ver, flv = cmdline.parseTroveSpec(item) 
 97      troveList = client.db.findTrove(None, (name, ver, flv)) 
 98      troveList = client.db.getTroves(troveList) 
 99   
100      list = [] 
101      for outerTrove in troveList: 
102          for trove in db.walkTroveSet(outerTrove): 
103              ver = trove.getVersion() 
104              origTrove = db.getTrove(trove.getName(), ver, trove.getFlavor(),  
105                                      pristine = True) 
106              ver = ver.createShadow(versions.LocalLabel()) 
107              list.append((trove, origTrove, ver, update.UpdateFlags())) 
108   
109      incomplete = [ db.troveIsIncomplete(x[1].getName(), x[1].getVersion(),  
110                                          x[1].getFlavor()) for x in list ] 
111      incomplete = [ x[0][1] for x in itertools.izip(list, incomplete) if x[1] ] 
112      if incomplete: 
113          raise errors.ConaryError('''\ 
114  Cannot create a local changeset using an incomplete troves:  Please ensure  
115  you have the latest conary and then reinstall these troves: 
116       %s 
117  '''   % '\n    '.join('%s=%s[%s]' % (x.getName(),x.getVersion(),x.getFlavor()) for x in incomplete)) 
118   
119      result = update.buildLocalChanges(db, list, root = cfg.root, 
120                                        updateContainers = True) 
121      if not result: return 
122      cs = result[0] 
123   
124      for outerTrove in troveList: 
125          cs.addPrimaryTrove(outerTrove.getName(),  
126                             outerTrove.getVersion().createShadow( 
127                                                          versions.LocalLabel()), 
128                             outerTrove.getFlavor()) 
129   
130      for (changed, fsTrove) in result[1]: 
131          if changed: 
132              break 
133   
134      if not changed: 
135          log.error("there have been no local changes") 
136      else: 
137          cs.writeToFile(outFileName) 
138