plugins/backend/zypppkgmgr.py

   1 #!/usr/bin/python -tt
   2 #
   3 # Copyright (c) 2010, 2011 Intel, Inc.
   4 #
   5 # This program is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License as published by the Free
   7 # Software Foundation; version 2 of the License
   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 GNU General Public License
  12 # for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License along
  15 # with this program; if not, write to the Free Software Foundation, Inc., 59
  16 # Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 import os
  19 import shutil
  20 import urlparse
  21 import rpm
  22
  23 import zypp
  24 if not hasattr(zypp, 'PoolQuery') or \
  25    not hasattr(zypp.RepoManager, 'loadSolvFile'):
  26     raise ImportError("python-zypp in host system cannot support PoolQuery or "
  27                       "loadSolvFile interface, please update it to enhanced "
  28                       "version which can be found in download.tizen.org/tools")
  29
  30 from mic import msger
  31 from mic.kickstart import ksparser
  32 from mic.utils import misc, rpmmisc, runner, fs_related
  33 from mic.utils.grabber import myurlgrab, TextProgress
  34 from mic.utils.proxy import get_proxy_for
  35 from mic.utils.errors import CreatorError, RepoError, RpmError
  36 from mic.imager.baseimager import BaseImageCreator
  37
  38 class RepositoryStub:
  39     def __init__(self):
  40         self.name = None
  41         self.baseurl = []
  42         self.mirrorlist = None
  43         self.proxy = None
  44         self.proxy_username = None
  45         self.proxy_password = None
  46         self.nocache = False
  47
  48         self.enabled = True
  49         self.autorefresh = True
  50         self.keeppackages = True
  51         self.priority = None
  52
  53 from mic.pluginbase import BackendPlugin
  54 class Zypp(BackendPlugin):
  55     name = 'zypp'
  56
  57     def __init__(self, target_arch, instroot, cachedir):
  58         self.cachedir = cachedir
  59         self.instroot  = instroot
  60         self.target_arch = target_arch
  61
  62         self.__pkgs_license = {}
  63         self.__pkgs_content = {}
  64         self.__pkgs_vcsinfo = {}
  65         self.repos = []
  66         self.to_deselect = []
  67         self.localpkgs = {}
  68         self.repo_manager = None
  69         self.repo_manager_options = None
  70         self.Z = None
  71         self.ts = None
  72         self.ts_pre = None
  73         self.incpkgs = {}
  74         self.excpkgs = {}
  75         self.pre_pkgs = []
  76         self.check_pkgs = []
  77         self.probFilterFlags = [ rpm.RPMPROB_FILTER_OLDPACKAGE,
  78                                  rpm.RPMPROB_FILTER_REPLACEPKG ]
  79
  80         self.has_prov_query = True
  81         self.install_debuginfo = False
  82         # this can't be changed, it is used by zypp
  83         self.tmp_file_path = '/var/tmp'
  84
  85     def doFileLogSetup(self, uid, logfile):
  86         # don't do the file log for the livecd as it can lead to open fds
  87         # being left and an inability to clean up after ourself
  88         pass
  89
  90     def closeRpmDB(self):
  91         pass
  92
  93     def close(self):
  94         if self.ts:
  95             self.ts.closeDB()
  96             self.ts = None
  97
  98         if self.ts_pre:
  99             self.ts_pre.closeDB()
 100             self.ts = None
 101
 102         self.closeRpmDB()
 103
 104     def __del__(self):
 105         self.close()
 106
 107     def _cleanupRpmdbLocks(self, installroot):
 108         # cleans up temporary files left by bdb so that differing
 109         # versions of rpm don't cause problems
 110         import glob
 111         for f in glob.glob(installroot + "/var/lib/rpm/__db*"):
 112             os.unlink(f)
 113
 114     def _cleanupZyppJunk(self, installroot):
 115         try:
 116             shutil.rmtree(os.path.join(installroot, '.zypp'))
 117         except:
 118             pass
 119
 120     def setup(self):
 121         self._cleanupRpmdbLocks(self.instroot)
 122         # '/var/tmp' is used by zypp to build cache, so make sure
 123         # if it exists
 124         if not os.path.exists(self.tmp_file_path ):
 125             os.makedirs(self.tmp_file_path)
 126
 127     def whatObsolete(self, pkg):
 128         query = zypp.PoolQuery()
 129         query.addKind(zypp.ResKind.package)
 130         query.addAttribute(zypp.SolvAttr.obsoletes, pkg)
 131         query.setMatchExact()
 132         for pi in query.queryResults(self.Z.pool()):
 133             return pi
 134         return None
 135
 136     def _zyppQueryPackage(self, pkg):
 137         query = zypp.PoolQuery()
 138         query.addKind(zypp.ResKind.package)
 139         query.addAttribute(zypp.SolvAttr.name,pkg)
 140         query.setMatchExact()
 141         for pi in query.queryResults(self.Z.pool()):
 142             return pi
 143         return None
 144
 145     def _splitPkgString(self, pkg):
 146         sp = pkg.rsplit(".",1)
 147         name = sp[0]
 148         arch = None
 149         if len(sp) == 2:
 150             arch = sp[1]
 151             sysarch = zypp.Arch(self.target_arch)
 152             if not zypp.Arch(arch).compatible_with (sysarch):
 153                 arch = None
 154                 name = ".".join(sp)
 155         return name, arch
 156
 157     def selectPackage(self, pkg):
 158         """Select a given package or package pattern, can be specified
 159         with name.arch or name* or *name
 160         """
 161
 162         if not self.Z:
 163             self.__initialize_zypp()
 164
 165         def markPoolItem(obs, pi):
 166             if obs == None:
 167                 pi.status().setToBeInstalled (zypp.ResStatus.USER)
 168             else:
 169                 obs.status().setToBeInstalled (zypp.ResStatus.USER)
 170
 171         def cmpEVR(p1, p2):
 172             # compare criterion: arch compatibility first, then repo
 173             # priority, and version last
 174             a1 = p1.arch()
 175             a2 = p2.arch()
 176             if str(a1) != str(a2):
 177                 if a1.compatible_with(a2):
 178                     return -1
 179                 else:
 180                     return 1
 181             # Priority of a repository is an integer value between 0 (the
 182             # highest priority) and 99 (the lowest priority)
 183             pr1 = int(p1.repoInfo().priority())
 184             pr2 = int(p2.repoInfo().priority())
 185             if pr1 > pr2:
 186                 return -1
 187             elif pr1 < pr2:
 188                 return 1
 189
 190             ed1 = p1.edition()
 191             ed2 = p2.edition()
 192             (e1, v1, r1) = map(str, [ed1.epoch(), ed1.version(), ed1.release()])
 193             (e2, v2, r2) = map(str, [ed2.epoch(), ed2.version(), ed2.release()])
 194             return rpm.labelCompare((e1, v1, r1), (e2, v2, r2))
 195
 196         found = False
 197         startx = pkg.startswith("*")
 198         endx = pkg.endswith("*")
 199         ispattern = startx or endx
 200         name, arch = self._splitPkgString(pkg)
 201
 202         q = zypp.PoolQuery()
 203         q.addKind(zypp.ResKind.package)
 204
 205         if ispattern:
 206             if startx and not endx:
 207                 pattern = '%s$' % (pkg[1:])
 208             if endx and not startx:
 209                 pattern = '^%s' % (pkg[0:-1])
 210             if endx and startx:
 211                 pattern = '%s' % (pkg[1:-1])
 212             q.setMatchRegex()
 213             q.addAttribute(zypp.SolvAttr.name,pattern)
 214
 215         elif arch:
 216             q.setMatchExact()
 217             q.addAttribute(zypp.SolvAttr.name,name)
 218
 219         else:
 220             q.setMatchExact()
 221             q.addAttribute(zypp.SolvAttr.name,pkg)
 222
 223         for pitem in sorted(
 224                         q.queryResults(self.Z.pool()),
 225                         cmp=lambda x,y: cmpEVR(zypp.asKindPackage(x), zypp.asKindPackage(y)),
 226                         reverse=True):
 227             item = zypp.asKindPackage(pitem)
 228             if item.name() in self.excpkgs.keys() and \
 229                self.excpkgs[item.name()] == item.repoInfo().name():
 230                 continue
 231             if item.name() in self.incpkgs.keys() and \
 232                self.incpkgs[item.name()] != item.repoInfo().name():
 233                 continue
 234
 235             found = True
 236             obspkg = self.whatObsolete(item.name())
 237             if arch:
 238                 if arch == str(item.arch()):
 239                     item.status().setToBeInstalled (zypp.ResStatus.USER)
 240             else:
 241                 markPoolItem(obspkg, pitem)
 242             if not ispattern:
 243                 break
 244
 245         # Can't match using package name, then search from packge
 246         # provides infomation
 247         if found == False and not ispattern:
 248             q.addAttribute(zypp.SolvAttr.provides, pkg)
 249             q.addAttribute(zypp.SolvAttr.name,'')
 250
 251             for pitem in sorted(
 252                             q.queryResults(self.Z.pool()),
 253                             cmp=lambda x,y: cmpEVR(zypp.asKindPackage(x), zypp.asKindPackage(y)),
 254                             reverse=True):
 255                 item = zypp.asKindPackage(pitem)
 256                 if item.name() in self.excpkgs.keys() and \
 257                    self.excpkgs[item.name()] == item.repoInfo().name():
 258                     continue
 259                 if item.name() in self.incpkgs.keys() and \
 260                    self.incpkgs[item.name()] != item.repoInfo().name():
 261                     continue
 262
 263                 found = True
 264                 obspkg = self.whatObsolete(item.name())
 265                 markPoolItem(obspkg, pitem)
 266                 break
 267
 268         if found:
 269             return None
 270         else:
 271             raise CreatorError("Unable to find package: %s" % (pkg,))
 272
 273     def inDeselectPackages(self, pitem):
 274         """check if specified pacakges are in the list of inDeselectPackages
 275         """
 276         item = zypp.asKindPackage(pitem)
 277         name = item.name()
 278         for pkg in self.to_deselect:
 279             startx = pkg.startswith("*")
 280             endx = pkg.endswith("*")
 281             ispattern = startx or endx
 282             pkgname, pkgarch = self._splitPkgString(pkg)
 283             if not ispattern:
 284                 if pkgarch:
 285                     if name == pkgname and str(item.arch()) == pkgarch:
 286                         return True;
 287                 else:
 288                     if name == pkgname:
 289                         return True;
 290             else:
 291                 if startx and name.endswith(pkg[1:]):
 292                     return True;
 293                 if endx and name.startswith(pkg[:-1]):
 294                     return True;
 295
 296         return False;
 297
 298     def deselectPackage(self, pkg):
 299         """collect packages should not be installed"""
 300         self.to_deselect.append(pkg)
 301
 302     def selectGroup(self, grp, include = ksparser.GROUP_DEFAULT):
 303         if not self.Z:
 304             self.__initialize_zypp()
 305         found = False
 306         q=zypp.PoolQuery()
 307         q.addKind(zypp.ResKind.pattern)
 308         for pitem in q.queryResults(self.Z.pool()):
 309             item = zypp.asKindPattern(pitem)
 310             summary = "%s" % item.summary()
 311             name = "%s" % item.name()
 312             if name == grp or summary == grp:
 313                 found = True
 314                 pitem.status().setToBeInstalled (zypp.ResStatus.USER)
 315                 break
 316
 317         if found:
 318             if include == ksparser.GROUP_REQUIRED:
 319                 map(
 320                     lambda p: self.deselectPackage(p),
 321                     grp.default_packages.keys())
 322
 323             return None
 324         else:
 325             raise CreatorError("Unable to find pattern: %s" % (grp,))
 326
 327     def addRepository(self, name,
 328                             url = None,
 329                             mirrorlist = None,
 330                             proxy = None,
 331                             proxy_username = None,
 332                             proxy_password = None,
 333                             inc = None,
 334                             exc = None,
 335                             ssl_verify = True,
 336                             nocache = False,
 337                             cost=None,
 338                             priority=None):
 339         # TODO: Handle cost attribute for repos
 340
 341         if not self.repo_manager:
 342             self.__initialize_repo_manager()
 343
 344         if not proxy and url:
 345             proxy = get_proxy_for(url)
 346
 347         repo = RepositoryStub()
 348         repo.name = name
 349         repo.id = name
 350         repo.proxy = proxy
 351         repo.proxy_username = proxy_username
 352         repo.proxy_password = proxy_password
 353         repo.ssl_verify = ssl_verify
 354         repo.nocache = nocache
 355         repo.baseurl.append(url)
 356         if inc:
 357             for pkg in inc:
 358                 self.incpkgs[pkg] = name
 359         if exc:
 360             for pkg in exc:
 361                 self.excpkgs[pkg] = name
 362
 363         if mirrorlist:
 364             repo.mirrorlist = mirrorlist
 365
 366         # Enable gpg check for verifying corrupt packages
 367         repo.gpgcheck = 1
 368         if priority is not None:
 369             # priority 0 has issue in RepoInfo.setPriority
 370             repo.priority = priority + 1
 371
 372         try:
 373             repo_info = zypp.RepoInfo()
 374             repo_info.setAlias(repo.name)
 375             repo_info.setName(repo.name)
 376             repo_info.setEnabled(repo.enabled)
 377             repo_info.setAutorefresh(repo.autorefresh)
 378             repo_info.setKeepPackages(repo.keeppackages)
 379             baseurl = zypp.Url(repo.baseurl[0].full)
 380             if not ssl_verify:
 381                 baseurl.setQueryParam("ssl_verify", "no")
 382             if proxy:
 383                 scheme, host, path, parm, query, frag = urlparse.urlparse(proxy)
 384
 385                 proxyinfo = host.rsplit(":", 1)
 386                 host = proxyinfo[0]
 387
 388                 port = "80"
 389                 if len(proxyinfo) > 1:
 390                     port = proxyinfo[1]
 391
 392                 if proxy.startswith("socks") and len(proxy.rsplit(':', 1)) == 2:
 393                     host = proxy.rsplit(':', 1)[0]
 394                     port = proxy.rsplit(':', 1)[1]
 395
 396                 # parse user/pass from proxy host
 397                 proxyinfo = host.rsplit("@", 1)
 398                 if len(proxyinfo) == 2:
 399                     host = proxyinfo[1]
 400                     # Known Issue: If password contains ":", which should be
 401                     # quoted, for example, use '123%3Aabc' instead of 123:abc
 402                     userpassinfo = proxyinfo[0].rsplit(":", 1)
 403                     if len(userpassinfo) == 2:
 404                         proxy_username = userpassinfo[0]
 405                         proxy_password = userpassinfo[1]
 406                     elif len(userpassinfo) == 1:
 407                         proxy_username = userpassinfo[0]
 408
 409                 baseurl.setQueryParam ("proxy", host)
 410                 baseurl.setQueryParam ("proxyport", port)
 411                 if proxy_username:
 412                     baseurl.setQueryParam ("proxyuser", proxy_username)
 413                 if proxy_password:
 414                     baseurl.setQueryParam ("proxypass", proxy_password)
 415             else:
 416                 baseurl.setQueryParam ("proxy", "_none_")
 417
 418             self.repos.append(repo)
 419
 420             repo_info.addBaseUrl(baseurl)
 421
 422             if repo.priority is not None:
 423                 repo_info.setPriority(repo.priority)
 424
 425             # this hack is used to change zypp credential file location
 426             # the default one is $HOME/.zypp, which cause conflicts when
 427             # installing some basic packages, and the location doesn't
 428             # have any interface actually, so use a tricky way anyway
 429             homedir = None
 430             if 'HOME' in os.environ:
 431                 homedir = os.environ['HOME']
 432                 os.environ['HOME'] = '/'
 433             else:
 434                 os.environ['HOME'] = '/'
 435
 436             self.repo_manager.addRepository(repo_info)
 437
 438             # save back the $HOME env
 439             if homedir:
 440                 os.environ['HOME'] = homedir
 441             else:
 442                 del os.environ['HOME']
 443
 444             self.__build_repo_cache(name)
 445
 446         except RuntimeError, e:
 447             raise CreatorError(str(e))
 448
 449         msger.verbose('repo: %s was added' % name)
 450         return repo
 451
 452     def installHasFile(self, file):
 453         return False
 454
 455     def preInstall(self, pkg):
 456         self.pre_pkgs.append(pkg)
 457
 458     def checkPackage(self, pkg):
 459         self.check_pkgs.append(pkg)
 460
 461     def runInstall(self, checksize = 0):
 462         os.environ["HOME"] = "/"
 463         os.environ["LD_PRELOAD"] = ""
 464         self.buildTransaction()
 465
 466         todo = zypp.GetResolvablesToInsDel(self.Z.pool())
 467         installed_pkgs = todo._toInstall
 468         dlpkgs = []
 469
 470         for pitem in installed_pkgs:
 471             if not zypp.isKindPattern(pitem) and \
 472               not self.inDeselectPackages(pitem):
 473                 item = zypp.asKindPackage(pitem)
 474                 dlpkgs.append(item)
 475
 476                 if item.name() in self.check_pkgs:
 477                     self.check_pkgs.remove(item.name())
 478
 479                 if not self.install_debuginfo or str(item.arch()) == "noarch":
 480                     continue
 481
 482                 dipkg = self._zyppQueryPackage("%s-debuginfo" % item.name())
 483                 if dipkg:
 484                     ditem = zypp.asKindPackage(dipkg)
 485                     dlpkgs.append(ditem)
 486                 else:
 487                     msger.warning("No debuginfo rpm found for: %s" \
 488                                   % item.name())
 489
 490         if self.check_pkgs:
 491             raise CreatorError('Packages absent in image: %s' % ','.join(self.check_pkgs))
 492
 493         # record all pkg and the content
 494         localpkgs = self.localpkgs.keys()
 495         for pkg in dlpkgs:
 496             license = ''
 497             if pkg.name() in localpkgs:
 498                 hdr = rpmmisc.readRpmHeader(self.ts, self.localpkgs[pkg.name()])
 499                 pkg_long_name = misc.RPM_FMT % {
 500                                     'name': hdr['name'],
 501                                     'arch': hdr['arch'],
 502                                     'version': hdr['version'],
 503                                     'release': hdr['release']
 504                                 }
 505                 license = hdr['license']
 506
 507             else:
 508                 pkg_long_name = misc.RPM_FMT % {
 509                                     'name': pkg.name(),
 510                                     'arch': pkg.arch(),
 511                                     'version': pkg.edition().version(),
 512                                     'release': pkg.edition().release()
 513                                 }
 514
 515                 license = pkg.license()
 516
 517             if license in self.__pkgs_license.keys():
 518                 self.__pkgs_license[license].append(pkg_long_name)
 519             else:
 520                 self.__pkgs_license[license] = [pkg_long_name]
 521
 522         total_count = len(dlpkgs)
 523         cached_count = 0
 524         download_total_size = sum(map(lambda x: int(x.downloadSize()), dlpkgs))
 525         localpkgs = self.localpkgs.keys()
 526
 527         msger.info("Checking packages cached ...")
 528         for po in dlpkgs:
 529             # Check if it is cached locally
 530             if po.name() in localpkgs:
 531                 cached_count += 1
 532             else:
 533                 local = self.getLocalPkgPath(po)
 534                 name = str(po.repoInfo().name())
 535                 try:
 536                     repo = filter(lambda r: r.name == name, self.repos)[0]
 537                 except IndexError:
 538                     repo = None
 539                 nocache = repo.nocache if repo else False
 540
 541                 if os.path.exists(local):
 542                     if nocache or self.checkPkg(local) !=0:
 543                         os.unlink(local)
 544                     else:
 545                         download_total_size -= int(po.downloadSize())
 546                         cached_count += 1
 547         cache_avail_size = misc.get_filesystem_avail(self.cachedir)
 548         if cache_avail_size < download_total_size:
 549             raise CreatorError("No enough space used for downloading.")
 550
 551         # record the total size of installed pkgs
 552         install_total_size = sum(map(lambda x: int(x.installSize()), dlpkgs))
 553         # check needed size before actually download and install
 554
 555         # FIXME: for multiple partitions for loop type, check fails
 556         #        skip the check temporarily
 557         #if checksize and install_total_size > checksize:
 558         #    raise CreatorError("No enough space used for installing, "
 559         #                       "please resize partition size in ks file")
 560
 561         download_count =  total_count - cached_count
 562         msger.info("Packages: %d Total, %d Cached, %d Missed" \
 563                    % (total_count, cached_count, download_count))
 564
 565         try:
 566             if download_count > 0:
 567                 msger.info("Downloading packages ...")
 568             self.downloadPkgs(dlpkgs, download_count)
 569
 570             self.installPkgs(dlpkgs)
 571
 572         except (RepoError, RpmError):
 573             raise
 574         except Exception, e:
 575             raise CreatorError("Package installation failed: %s" % (e,))
 576
 577     def getVcsInfo(self):
 578         if self.__pkgs_vcsinfo:
 579             return
 580
 581         if not self.ts:
 582             self.__initialize_transaction()
 583
 584         mi = self.ts.dbMatch()
 585         for hdr in mi:
 586             lname = misc.RPM_FMT % {
 587                         'name': hdr['name'],
 588                         'arch': hdr['arch'],
 589                         'version': hdr['version'],
 590                         'release': hdr['release']
 591                     }
 592             try:
 593                 self.__pkgs_vcsinfo[lname] = hdr['VCS']
 594             except ValueError:
 595                 # if rpm not support VCS, set to None
 596                 self.__pkgs_vcsinfo[lname] = None
 597
 598         return self.__pkgs_vcsinfo
 599
 600     def getAllContent(self):
 601         if self.__pkgs_content:
 602             return self.__pkgs_content
 603
 604         if not self.ts:
 605             self.__initialize_transaction()
 606
 607         mi = self.ts.dbMatch()
 608         for hdr in mi:
 609             lname = misc.RPM_FMT % {
 610                         'name': hdr['name'],
 611                         'arch': hdr['arch'],
 612                         'version': hdr['version'],
 613                         'release': hdr['release']
 614                     }
 615             self.__pkgs_content[lname] = hdr['FILENAMES']
 616
 617         return self.__pkgs_content
 618
 619     def getPkgsLicense(self):
 620         return self.__pkgs_license
 621
 622     def getFilelist(self, pkgname):
 623         if not pkgname:
 624             return None
 625
 626         if not self.ts:
 627             self.__initialize_transaction()
 628
 629         mi = self.ts.dbMatch('name', pkgname)
 630         for header in mi:
 631             return header['FILENAMES']
 632
 633     def __initialize_repo_manager(self):
 634         if self.repo_manager:
 635             return
 636
 637         # Clean up repo metadata
 638         shutil.rmtree(self.cachedir + "/etc", ignore_errors = True)
 639         shutil.rmtree(self.cachedir + "/solv", ignore_errors = True)
 640         shutil.rmtree(self.cachedir + "/raw", ignore_errors = True)
 641
 642         zypp.KeyRing.setDefaultAccept( zypp.KeyRing.ACCEPT_UNSIGNED_FILE
 643                                      | zypp.KeyRing.ACCEPT_VERIFICATION_FAILED
 644                                      | zypp.KeyRing.ACCEPT_UNKNOWNKEY
 645                                      | zypp.KeyRing.TRUST_KEY_TEMPORARILY
 646                                      )
 647
 648         self.repo_manager_options = \
 649                 zypp.RepoManagerOptions(zypp.Pathname(self.instroot))
 650
 651         self.repo_manager_options.knownReposPath = \
 652                 zypp.Pathname(self.cachedir + "/etc/zypp/repos.d")
 653
 654         self.repo_manager_options.repoCachePath = \
 655                 zypp.Pathname(self.cachedir)
 656
 657         self.repo_manager_options.repoRawCachePath = \
 658                 zypp.Pathname(self.cachedir + "/raw")
 659
 660         self.repo_manager_options.repoSolvCachePath = \
 661                 zypp.Pathname(self.cachedir + "/solv")
 662
 663         self.repo_manager_options.repoPackagesCachePath = \
 664                 zypp.Pathname(self.cachedir + "/packages")
 665
 666         self.repo_manager = zypp.RepoManager(self.repo_manager_options)
 667
 668     def __build_repo_cache(self, name):
 669         repo = self.repo_manager.getRepositoryInfo(name)
 670         if self.repo_manager.isCached(repo) or not repo.enabled():
 671             return
 672
 673         msger.info('Refreshing repository: %s ...' % name)
 674         self.repo_manager.buildCache(repo, zypp.RepoManager.BuildIfNeeded)
 675
 676     def __initialize_zypp(self):
 677         if self.Z:
 678             return
 679
 680         zconfig = zypp.ZConfig_instance()
 681
 682         # Set system architecture
 683         if self.target_arch:
 684             zconfig.setSystemArchitecture(zypp.Arch(self.target_arch))
 685
 686         msger.info("zypp architecture is <%s>" % zconfig.systemArchitecture())
 687
 688         # repoPackagesCachePath is corrected by this
 689         self.repo_manager = zypp.RepoManager(self.repo_manager_options)
 690         repos = self.repo_manager.knownRepositories()
 691         for repo in repos:
 692             if not repo.enabled():
 693                 continue
 694             self.repo_manager.loadFromCache(repo)
 695
 696         self.Z = zypp.ZYppFactory_instance().getZYpp()
 697         self.Z.initializeTarget(zypp.Pathname(self.instroot))
 698         self.Z.target().load()
 699
 700     def buildTransaction(self):
 701         if not self.Z.resolver().resolvePool():
 702             probs = self.Z.resolver().problems()
 703
 704             for problem in probs:
 705                 msger.warning("repo problem: %s, %s" \
 706                               % (problem.description().decode("utf-8"),
 707                                  problem.details().decode("utf-8")))
 708
 709             raise RepoError("found %d resolver problem, abort!" \
 710                             % len(probs))
 711
 712     def getLocalPkgPath(self, po):
 713         repoinfo = po.repoInfo()
 714         cacheroot = repoinfo.packagesPath()
 715         location= po.location()
 716         rpmpath = str(location.filename())
 717         pkgpath = "%s/%s" % (cacheroot, os.path.basename(rpmpath))
 718         return pkgpath
 719
 720     def installLocal(self, pkg, po=None, updateonly=False):
 721         if not self.ts:
 722             self.__initialize_transaction()
 723
 724         solvfile = "%s/.solv" % (self.cachedir)
 725
 726         rc, out = runner.runtool([fs_related.find_binary_path("rpms2solv"),
 727                                   pkg])
 728         if rc == 0:
 729             f = open(solvfile, "w+")
 730             f.write(out)
 731             f.close()
 732
 733             warnmsg = self.repo_manager.loadSolvFile(solvfile,
 734                                                      os.path.basename(pkg))
 735             if warnmsg:
 736                 msger.warning(warnmsg)
 737
 738             os.unlink(solvfile)
 739         else:
 740             msger.warning('Can not get %s solv data.' % pkg)
 741
 742         hdr = rpmmisc.readRpmHeader(self.ts, pkg)
 743         arch = zypp.Arch(hdr['arch'])
 744         sysarch = zypp.Arch(self.target_arch)
 745
 746         if arch.compatible_with (sysarch):
 747             pkgname = hdr['name']
 748             self.localpkgs[pkgname] = pkg
 749             self.selectPackage(pkgname)
 750             msger.info("Marking %s to be installed" % (pkg))
 751
 752         else:
 753             msger.warning("Cannot add package %s to transaction. "
 754                           "Not a compatible architecture: %s" \
 755                           % (pkg, hdr['arch']))
 756
 757     def downloadPkgs(self, package_objects, count):
 758         localpkgs = self.localpkgs.keys()
 759         progress_obj = TextProgress(count)
 760
 761         for po in package_objects:
 762             if po.name() in localpkgs:
 763                 continue
 764
 765             filename = self.getLocalPkgPath(po)
 766             if os.path.exists(filename):
 767                 if self.checkPkg(filename) == 0:
 768                     continue
 769
 770             dirn = os.path.dirname(filename)
 771             if not os.path.exists(dirn):
 772                 os.makedirs(dirn)
 773
 774             url = self.get_url(po)
 775             proxies = self.get_proxies(po)
 776
 777             try:
 778                 filename = myurlgrab(url.full, filename, proxies, progress_obj)
 779             except CreatorError:
 780                 self.close()
 781                 raise
 782
 783     def preinstallPkgs(self):
 784         if not self.ts_pre:
 785             self.__initialize_transaction()
 786
 787         self.ts_pre.order()
 788         cb = rpmmisc.RPMInstallCallback(self.ts_pre)
 789         cb.headmsg = "Preinstall"
 790         installlogfile = "%s/__catched_stderr.buf" % (self.instroot)
 791
 792         # start to catch stderr output from librpm
 793         msger.enable_logstderr(installlogfile)
 794
 795         errors = self.ts_pre.run(cb.callback, '')
 796         # stop catch
 797         msger.disable_logstderr()
 798         self.ts_pre.closeDB()
 799         self.ts_pre = None
 800
 801         if errors is not None:
 802             if len(errors) == 0:
 803                 msger.warning('scriptlet or other non-fatal errors occurred '
 804                               'during transaction.')
 805
 806             else:
 807                 for e in errors:
 808                     msger.warning(e[0])
 809                 raise RepoError('Could not run transaction.')
 810
 811     def installPkgs(self, package_objects):
 812         if not self.ts:
 813             self.__initialize_transaction()
 814
 815         # clean rpm lock
 816         self._cleanupRpmdbLocks(self.instroot)
 817         self._cleanupZyppJunk(self.instroot)
 818         # Set filters
 819         probfilter = 0
 820         for flag in self.probFilterFlags:
 821             probfilter |= flag
 822         self.ts.setProbFilter(probfilter)
 823         self.ts_pre.setProbFilter(probfilter)
 824
 825         localpkgs = self.localpkgs.keys()
 826
 827         for po in package_objects:
 828             pkgname = po.name()
 829             if pkgname in localpkgs:
 830                 rpmpath = self.localpkgs[pkgname]
 831             else:
 832                 rpmpath = self.getLocalPkgPath(po)
 833
 834             if not os.path.exists(rpmpath):
 835                 # Maybe it is a local repo
 836                 rpmuri = self.get_url(po)
 837                 if rpmuri.startswith("file:/"):
 838                     rpmpath = rpmuri[5:]
 839
 840             if not os.path.exists(rpmpath):
 841                 raise RpmError("Error: %s doesn't exist" % rpmpath)
 842
 843             h = rpmmisc.readRpmHeader(self.ts, rpmpath)
 844
 845             if pkgname in self.pre_pkgs:
 846                 msger.verbose("pre-install package added: %s" % pkgname)
 847                 self.ts_pre.addInstall(h, rpmpath, 'u')
 848
 849             self.ts.addInstall(h, rpmpath, 'u')
 850
 851         unresolved_dependencies = self.ts.check()
 852         if not unresolved_dependencies:
 853             if self.pre_pkgs:
 854                 self.preinstallPkgs()
 855
 856             self.ts.order()
 857             cb = rpmmisc.RPMInstallCallback(self.ts)
 858             installlogfile = "%s/__catched_stderr.buf" % (self.instroot)
 859
 860             # start to catch stderr output from librpm
 861             msger.enable_logstderr(installlogfile)
 862
 863             errors = self.ts.run(cb.callback, '')
 864             # stop catch
 865             msger.disable_logstderr()
 866             self.ts.closeDB()
 867             self.ts = None
 868
 869             if errors is not None:
 870                 if len(errors) == 0:
 871                     msger.warning('scriptlet or other non-fatal errors occurred '
 872                                   'during transaction.')
 873
 874                 else:
 875                     for e in errors:
 876                         msger.warning(e[0])
 877                     raise RepoError('Could not run transaction.')
 878
 879         else:
 880             for pkg, need, needflags, sense, key in unresolved_dependencies:
 881                 package = '-'.join(pkg)
 882
 883                 if needflags == rpm.RPMSENSE_LESS:
 884                     deppkg = ' < '.join(need)
 885                 elif needflags == rpm.RPMSENSE_EQUAL:
 886                     deppkg = ' = '.join(need)
 887                 elif needflags == rpm.RPMSENSE_GREATER:
 888                     deppkg = ' > '.join(need)
 889                 else:
 890                     deppkg = '-'.join(need)
 891
 892                 if sense == rpm.RPMDEP_SENSE_REQUIRES:
 893                     msger.warning("[%s] Requires [%s], which is not provided" \
 894                                   % (package, deppkg))
 895
 896                 elif sense == rpm.RPMDEP_SENSE_CONFLICTS:
 897                     msger.warning("[%s] Conflicts with [%s]" %(package,deppkg))
 898
 899             raise RepoError("Unresolved dependencies, transaction failed.")
 900
 901     def __initialize_transaction(self):
 902         if not self.ts:
 903             self.ts = rpm.TransactionSet(self.instroot)
 904             # Set to not verify DSA signatures.
 905             self.ts.setVSFlags(rpm._RPMVSF_NOSIGNATURES|rpm._RPMVSF_NODIGESTS)
 906
 907         if not self.ts_pre:
 908             self.ts_pre = rpm.TransactionSet(self.instroot)
 909             # Just unpack the files, don't run scripts
 910             self.ts_pre.setFlags(rpm.RPMTRANS_FLAG_ALLFILES | rpm.RPMTRANS_FLAG_NOSCRIPTS)
 911             # Set to not verify DSA signatures.
 912             self.ts_pre.setVSFlags(rpm._RPMVSF_NOSIGNATURES|rpm._RPMVSF_NODIGESTS)
 913
 914     def checkPkg(self, pkg):
 915         ret = 1
 916         if not os.path.exists(pkg):
 917             return ret
 918         ret = rpmmisc.checkRpmIntegrity('rpm', pkg)
 919         if ret != 0:
 920             msger.warning("package %s is damaged: %s" \
 921                           % (os.path.basename(pkg), pkg))
 922
 923         return ret
 924
 925     def _add_prob_flags(self, *flags):
 926         for flag in flags:
 927             if flag not in self.probFilterFlags:
 928                 self.probFilterFlags.append(flag)
 929
 930     def get_proxies(self, pobj):
 931         if not pobj:
 932             return None
 933
 934         proxy = None
 935         proxies = None
 936         repoinfo = pobj.repoInfo()
 937         reponame = "%s" % repoinfo.name()
 938         repos = filter(lambda r: r.name == reponame, self.repos)
 939         repourl = str(repoinfo.baseUrls()[0])
 940
 941         if repos:
 942             proxy = repos[0].proxy
 943         if not proxy:
 944             proxy = get_proxy_for(repourl)
 945         if proxy:
 946             proxies = {str(repourl.split(':')[0]): str(proxy)}
 947
 948         return proxies
 949
 950     def get_url(self, pobj):
 951         if not pobj:
 952             return None
 953
 954         name = str(pobj.repoInfo().name())
 955         try:
 956             repo = filter(lambda r: r.name == name, self.repos)[0]
 957         except IndexError:
 958             return None
 959
 960         location = pobj.location()
 961         location = str(location.filename())
 962         if location.startswith("./"):
 963             location = location[2:]
 964
 965         return repo.baseurl[0].join(location)
 966
 967     def package_url(self, pkgname):
 968
 969         def cmpEVR(p1, p2):
 970             ed1 = p1.edition()
 971             ed2 = p2.edition()
 972             (e1, v1, r1) = map(str, [ed1.epoch(), ed1.version(), ed1.release()])
 973             (e2, v2, r2) = map(str, [ed2.epoch(), ed2.version(), ed2.release()])
 974             return rpm.labelCompare((e1, v1, r1), (e2, v2, r2))
 975
 976         if not self.Z:
 977             self.__initialize_zypp()
 978
 979         q = zypp.PoolQuery()
 980         q.addKind(zypp.ResKind.package)
 981         q.setMatchExact()
 982         q.addAttribute(zypp.SolvAttr.name, pkgname)
 983         items = sorted(q.queryResults(self.Z.pool()),
 984                        cmp=lambda x,y: cmpEVR(zypp.asKindPackage(x), zypp.asKindPackage(y)),
 985                        reverse=True)
 986
 987         if items:
 988             item = zypp.asKindPackage(items[0])
 989             url = self.get_url(item)
 990             proxies = self.get_proxies(item)
 991             return (url, proxies)
 992
 993         return (None, None)