Imported Upstream version 0.6.13
[platform/upstream/libsolv.git] / examples / pysolv
index 84fb9f7..3d6ca07 100755 (executable)
@@ -38,672 +38,545 @@ import time
 import subprocess
 import rpm
 from stat import *
-from solv import Pool, Repo, Dataiterator, Job, Solver, Transaction
 from iniparse import INIConfig
 from optparse import OptionParser
 
 #import gc
 #gc.set_debug(gc.DEBUG_LEAK)
 
-def calc_cookie_file(filename):
-    chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256)
-    chksum.add("1.1")
-    chksum.add_stat(filename)
-    return chksum.raw()
-
-def calc_cookie_fp(fp):
-    chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256)
-    chksum.add_fp(fp)
-    return chksum.raw()
-
 class repo_generic(dict):
     def __init__(self, name, type, attribs = {}):
-       for k in attribs:
-           self[k] = attribs[k]
-       self.name = name
-       self.type = type
+        for k in attribs:
+            self[k] = attribs[k]
+        self.name = name
+        self.type = type
+
+    def calc_cookie_file(self, filename):
+        chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256)
+        chksum.add("1.1")
+        chksum.add_stat(filename)
+        return chksum.raw()
+
+    def calc_cookie_fp(self, fp):
+        chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256)
+        chksum.add("1.1");
+        chksum.add_fp(fp)
+        return chksum.raw()
+
+    def calc_cookie_ext(self, f, cookie):
+        chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256)
+        chksum.add("1.1");
+        chksum.add(cookie)
+        chksum.add_fstat(f.fileno())
+        return chksum.raw()
 
     def cachepath(self, ext = None):
-       path = re.sub(r'^\.', '_', self.name)
-       if ext:
-           path += "_" + ext + ".solvx"
-       else:
-           path += ".solv"
-       return "/var/cache/solv/" + re.sub(r'[/]', '_', path)
-       
+        path = re.sub(r'^\.', '_', self.name)
+        if ext:
+            path += "_" + ext + ".solvx"
+        else:
+            path += ".solv"
+        return "/var/cache/solv/" + re.sub(r'[/]', '_', path)
+        
     def load(self, pool):
-       self.handle = pool.add_repo(self.name)
-       self.handle.appdata = self
-       self.handle.priority = 99 - self['priority']
-       if self['autorefresh']:
-           dorefresh = True
-       if dorefresh:
-           try:
-               st = os.stat(self.cachepath())
-               if time.time() - st[ST_MTIME] < self['metadata_expire']:
-                   dorefresh = False
-           except OSError, e:
-               pass
-       self['cookie'] = ''
-       if not dorefresh and self.usecachedrepo(None):
-           print "repo: '%s': cached" % self.name
-           return True
-       return self.load_if_changed()
-
-    def load_if_changed(self):
-       return False
+        self.handle = pool.add_repo(self.name)
+        self.handle.appdata = self
+        self.handle.priority = 99 - self['priority']
+        dorefresh = bool(int(self['autorefresh']))
+        if dorefresh:
+            try:
+                st = os.stat(self.cachepath())
+                if self['metadata_expire'] == -1 or time.time() - st[ST_MTIME] < self['metadata_expire']:
+                    dorefresh = False
+            except OSError:
+                pass
+        self['cookie'] = ''
+        self['extcookie'] = ''
+        if not dorefresh and self.usecachedrepo(None):
+            print("repo: '%s': cached" % self.name)
+            return True
+        return False
 
-    def load_ext(repodata):
-       return False
+    def load_ext(self, repodata):
+        return False
 
     def setfromurls(self, urls):
-       if not urls:
-           return
-       url = urls[0]
-       print "[using mirror %s]" % re.sub(r'^(.*?/...*?)/.*$', r'\1', url)
-       self['baseurl'] = url
+        if not urls:
+            return
+        url = urls[0]
+        print("[using mirror %s]" % re.sub(r'^(.*?/...*?)/.*$', r'\1', url))
+        self['baseurl'] = url
 
     def setfrommetalink(self, metalink):
-       nf = self.download(metalink, False, None)
-       if not nf:
-           return None
-       f = os.fdopen(os.dup(solv.xfileno(nf)), 'r')
-       solv.xfclose(nf)
-       urls = []
-       chksum = None
-       for l in f.readlines():
-           l = l.strip()
-           m = re.match(r'^<hash type="sha256">([0-9a-fA-F]{64})</hash>', l)
-           if m:
-               chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256, m.group(1))
-           m = re.match(r'^<url.*>(https?://.+)repodata/repomd.xml</url>', l)
-           if m:
-               urls.append(m.group(1))
-       if not urls:
-           chksum = None       # in case the metalink is about a different file
-       f.close()
-       self.setfromurls(urls)
+        f = self.download(metalink, False, None)
+        if not f:
+            return None
+        f = os.fdopen(f.dup(), 'r')
+        urls = []
+        chksum = None
+        for l in f.readlines():
+            l = l.strip()
+            m = re.match(r'^<hash type="sha256">([0-9a-fA-F]{64})</hash>', l)
+            if m:
+                chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256, m.group(1))
+            m = re.match(r'^<url.*>(https?://.+)repodata/repomd.xml</url>', l)
+            if m:
+                urls.append(m.group(1))
+        if not urls:
+            chksum = None       # in case the metalink is about a different file
+        f.close()
+        self.setfromurls(urls)
         return chksum
-       
+        
     def setfrommirrorlist(self, mirrorlist):
-       nf = self.download(mirrorlist, False, None)
-       if not nf:
-           return
-       f = os.fdopen(os.dup(solv.xfileno(nf)), 'r')
-       solv.xfclose(nf)
-       urls = []
-       for l in f.readline():
-           l = l.strip()
-           if l[0:6] == 'http://' or l[0:7] == 'https://':
-               urls.append(l)
-       self.setfromurls(urls)
-       f.close()
-       
+        f = self.download(mirrorlist, False, None)
+        if not f:
+            return
+        f = os.fdopen(f.dup(), 'r')
+        urls = []
+        for l in f.readline():
+            l = l.strip()
+            if l[0:6] == 'http://' or l[0:7] == 'https://':
+                urls.append(l)
+        self.setfromurls(urls)
+        f.close()
+        
     def download(self, file, uncompress, chksum, markincomplete=False):
-       url = None
+        url = None
         if 'baseurl' not in self:
-           if 'metalink' in self:
-               if file != self['metalink']:
-                   metalinkchksum = self.setfrommetalink(self['metalink'])
-                   if file == 'repodata/repomd.xml' and metalinkchksum and not chksum:
-                       chksum = metalinkchksum
-               else:
-                   url = file
-           elif 'mirrorlist' in self:
-               if file != self['mirrorlist']:
-                   self.setfrommirrorlist(self['mirrorlist'])
-               else:
-                   url = file
-       if not url:
-           if 'baseurl' not in self:
-               print "%s: no baseurl" % self.name
-               return None
-           url = re.sub(r'/$', '', self['baseurl']) + '/' + file
-       f = tempfile.TemporaryFile()
-       st = subprocess.call(['curl', '-f', '-s', '-L', url], stdout=f.fileno())
-       if os.lseek(f.fileno(), 0, os.SEEK_CUR) == 0 and (st == 0 or not chksum):
-           return None
-       os.lseek(f.fileno(), 0, os.SEEK_SET)
-       if st:
-           print "%s: download error %d" % (file, st)
-           if markincomplete:
-               self['incomplete'] = True
-           return None
-       if chksum:
-           fchksum = solv.Chksum(chksum.type)
-           if not fchksum:
-               print "%s: unknown checksum type" % file
-               if markincomplete:
-                   self['incomplete'] = True
-               return None
-           fchksum.add_fd(f.fileno())
-           if not fchksum.matches(chksum):
-               print "%s: checksum mismatch" % file
-               if markincomplete:
-                   self['incomplete'] = True
-               return None
-       if uncompress:
-           return solv.xfopen_fd(file, os.dup(f.fileno()))
-       return solv.xfopen_fd("", os.dup(f.fileno()))
+            if 'metalink' in self:
+                if file != self['metalink']:
+                    metalinkchksum = self.setfrommetalink(self['metalink'])
+                    if file == 'repodata/repomd.xml' and metalinkchksum and not chksum:
+                        chksum = metalinkchksum
+                else:
+                    url = file
+            elif 'mirrorlist' in self:
+                if file != self['mirrorlist']:
+                    self.setfrommirrorlist(self['mirrorlist'])
+                else:
+                    url = file
+        if not url:
+            if 'baseurl' not in self:
+                print("%s: no baseurl" % self.name)
+                return None
+            url = re.sub(r'/$', '', self['baseurl']) + '/' + file
+        f = tempfile.TemporaryFile()
+        st = subprocess.call(['curl', '-f', '-s', '-L', url], stdout=f.fileno())
+        if os.lseek(f.fileno(), 0, os.SEEK_CUR) == 0 and (st == 0 or not chksum):
+            return None
+        os.lseek(f.fileno(), 0, os.SEEK_SET)
+        if st:
+            print("%s: download error %d" % (file, st))
+            if markincomplete:
+                self['incomplete'] = True
+            return None
+        if chksum:
+            fchksum = solv.Chksum(chksum.type)
+            if not fchksum:
+                print("%s: unknown checksum type" % file)
+                if markincomplete:
+                    self['incomplete'] = True
+                return None
+            fchksum.add_fd(f.fileno())
+            if fchksum != chksum:
+                print("%s: checksum mismatch" % file)
+                if markincomplete:
+                    self['incomplete'] = True
+                return None
+        if uncompress:
+            return solv.xfopen_fd(file, f.fileno())
+        return solv.xfopen_fd(None, f.fileno())
 
     def usecachedrepo(self, ext, mark=False):
-       if not ext:
-           cookie = self['cookie']
-       else:
-           cookie = self['extcookie']
-       try: 
-           repopath = self.cachepath(ext)
-           f = open(repopath, 'r')
-           f.seek(-32, os.SEEK_END)
-           fcookie = f.read(32)
-           if len(fcookie) != 32:
-               return False
-           if cookie and fcookie != cookie:
-               return False
-           if self.type != 'system' and not ext:
-               f.seek(-32 * 2, os.SEEK_END)
-               fextcookie = f.read(32)
-               if len(fextcookie) != 32:
-                   return False
-           f.seek(0)
-           flags = 0
-           if ext:
-               flags = Repo.REPO_USE_LOADING|Repo.REPO_EXTEND_SOLVABLES
-               if ext != 'DL':
-                   flags |= Repo.REPO_LOCALPOOL
-           if not self.handle.add_solv(f, flags):
-               return False
-           if self.type != 'system' and not ext:
-               self['cookie'] = fcookie
-               self['extcookie'] = fextcookie
-           if mark:
-               # no futimes in python?
-               try:
-                   os.utime(repopath, None)
-               except Exception, e:
-                   pass
-       except IOError, e:
-           return False
-       return True
+        try: 
+            repopath = self.cachepath(ext)
+            f = open(repopath, 'rb')
+            f.seek(-32, os.SEEK_END)
+            fcookie = f.read(32)
+            if len(fcookie) != 32:
+                return False
+            if not ext:
+                cookie = self['cookie']
+            else:
+                cookie = self['extcookie']
+            if cookie and fcookie != cookie:
+                return False
+            if self.type != 'system' and not ext:
+                f.seek(-32 * 2, os.SEEK_END)
+                fextcookie = f.read(32)
+                if len(fextcookie) != 32:
+                    return False
+            f.seek(0)
+            f = solv.xfopen_fd('', f.fileno())
+            flags = 0
+            if ext:
+                flags = solv.Repo.REPO_USE_LOADING|solv.Repo.REPO_EXTEND_SOLVABLES
+                if ext != 'DL':
+                    flags |= solv.Repo.REPO_LOCALPOOL
+            if not self.handle.add_solv(f, flags):
+                return False
+            if self.type != 'system' and not ext:
+                self['cookie'] = fcookie
+                self['extcookie'] = fextcookie
+            if mark:
+                # no futimes in python?
+                try:
+                    os.utime(repopath, None)
+                except Exception:
+                    pass
+        except IOError:
+            return False
+        return True
+
+    def writecachedrepo(self, ext, repodata=None):
+        if 'incomplete' in self:
+            return
+        tmpname = None
+        try:
+            if not os.path.isdir("/var/cache/solv"):
+                os.mkdir("/var/cache/solv", 0o755)
+            (fd, tmpname) = tempfile.mkstemp(prefix='.newsolv-', dir='/var/cache/solv')
+            os.fchmod(fd, 0o444)
+            f = os.fdopen(fd, 'wb+')
+            f = solv.xfopen_fd(None, f.fileno())
+            if not repodata:
+                self.handle.write(f)
+            elif ext:
+                repodata.write(f)
+            else:       # rewrite_repos case, do not write stubs
+                self.handle.write_first_repodata(f)
+            f.flush()
+            if self.type != 'system' and not ext:
+                if not self['extcookie']:
+                    self['extcookie'] = self.calc_cookie_ext(f, self['cookie'])
+                f.write(self['extcookie'])
+            if not ext:
+                f.write(self['cookie'])
+            else:
+                f.write(self['extcookie'])
+            f.close
+            if self.handle.iscontiguous():
+                # switch to saved repo to activate paging and save memory
+                nf = solv.xfopen(tmpname)
+                if not ext:
+                    # main repo
+                    self.handle.empty()
+                    flags = solv.Repo.SOLV_ADD_NO_STUBS
+                    if repodata:
+                        flags = 0       # rewrite repos case, recreate stubs
+                    if not self.handle.add_solv(nf, flags):
+                        sys.exit("internal error, cannot reload solv file")
+                else:
+                    # extension repodata
+                    # need to extend to repo boundaries, as this is how
+                    # repodata.write() has written the data
+                    repodata.extend_to_repo()
+                    flags = solv.Repo.REPO_EXTEND_SOLVABLES
+                    if ext != 'DL':
+                        flags |= solv.Repo.REPO_LOCALPOOL
+                    repodata.add_solv(nf, flags)
+            os.rename(tmpname, self.cachepath(ext))
+        except (OSError, IOError):
+            if tmpname:
+                os.unlink(tmpname)
 
-    def genextcookie(self, f):
-       chksum = solv.Chksum(solv.REPOKEY_TYPE_SHA256)
-       chksum.add(self['cookie'])
-       if f:
-           stat = os.fstat(f.fileno())
-           chksum.add(str(stat[ST_DEV]))
-           chksum.add(str(stat[ST_INO]))
-           chksum.add(str(stat[ST_SIZE]))
-           chksum.add(str(stat[ST_MTIME]))
-       extcookie = chksum.raw()
-       # compatibility to c code
-       if ord(extcookie[0]) == 0:
-           extcookie[0] = chr(1)
-       self['extcookie'] = extcookie
-       
-    def writecachedrepo(self, ext, info=None):
-       try:
-           if not os.path.isdir("/var/cache/solv"):
-               os.mkdir("/var/cache/solv", 0755)
-           (fd, tmpname) = tempfile.mkstemp(prefix='.newsolv-', dir='/var/cache/solv')
-           os.fchmod(fd, 0444)
-           f = os.fdopen(fd, 'w+')
-           if not info:
-               self.handle.write(f)
-           elif ext:
-               info.write(f)
-           else:       # rewrite_repos case
-               self.handle.write_first_repodata(f)
-           if self.type != 'system' and not ext:
-               if 'extcookie' not in self:
-                   self.genextcookie(f)
-               f.write(self['extcookie'])
-           if not ext:
-               f.write(self['cookie'])
-           else:
-               f.write(self['extcookie'])
-           f.close()
-           if self.handle.iscontiguous():
-               # switch to saved repo to activate paging and save memory
-               nf = solv.xfopen(tmpname)
-               if not ext:
-                   # main repo
-                   self.handle.empty()
-                   if not self.handle.add_solv(nf, Repo.SOLV_ADD_NO_STUBS):
-                       sys.exit("internal error, cannot reload solv file")
-               else:
-                   # extension repodata
-                   # need to extend to repo boundaries, as this is how
-                   # info.write() has written the data
-                   info.extend_to_repo()
-                   # LOCALPOOL does not help as pool already contains all ids
-                   info.add_solv(nf, Repo.REPO_EXTEND_SOLVABLES)
-               solv.xfclose(nf)
-           os.rename(tmpname, self.cachepath(ext))
-       except IOError, e:
-           if tmpname:
-               os.unlink(tmpname)
-               
     def updateaddedprovides(self, addedprovides):
-       if 'incomplete' in self:
-           return 
-       if 'handle' not in self:
-           return 
-       if self.handle.isempty():
-           return
-       # make sure there's just one real repodata with extensions
-       repodata = self.handle.first_repodata()
-       if not repodata:
-           return
-       oldaddedprovides = repodata.lookup_idarray(solv.SOLVID_META, solv.REPOSITORY_ADDEDFILEPROVIDES)
-       if not set(addedprovides) <= set(oldaddedprovides):
-           for id in addedprovides:
-               repodata.add_idarray(solv.SOLVID_META, solv.REPOSITORY_ADDEDFILEPROVIDES, id)
-           repodata.internalize()
-           self.writecachedrepo(None, repodata)
+        if 'incomplete' in self:
+            return 
+        if not hasattr(self, 'handle'):
+            return 
+        if self.handle.isempty():
+            return
+        # make sure there's just one real repodata with extensions
+        repodata = self.handle.first_repodata()
+        if not repodata:
+            return
+        oldaddedprovides = repodata.lookup_idarray(solv.SOLVID_META, solv.REPOSITORY_ADDEDFILEPROVIDES)
+        if not set(addedprovides) <= set(oldaddedprovides):
+            for id in addedprovides:
+                repodata.add_idarray(solv.SOLVID_META, solv.REPOSITORY_ADDEDFILEPROVIDES, id)
+            repodata.internalize()
+            self.writecachedrepo(None, repodata)
+
+    def packagespath(self):
+        return ''
+
+    def add_ext_keys(self, ext, repodata, handle):
+        if ext == 'DL':
+            repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOSITORY_DELTAINFO)
+            repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_FLEXARRAY)
+        elif ext == 'DU':
+            repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.SOLVABLE_DISKUSAGE)
+            repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_DIRNUMNUMARRAY)
+        elif ext == 'FL':
+            repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.SOLVABLE_FILELIST)
+            repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_DIRSTRARRAY)
+        else:
+            for langtag, langtagtype in [
+                (solv.SOLVABLE_SUMMARY, solv.REPOKEY_TYPE_STR),
+                (solv.SOLVABLE_DESCRIPTION, solv.REPOKEY_TYPE_STR),
+                (solv.SOLVABLE_EULA, solv.REPOKEY_TYPE_STR),
+                (solv.SOLVABLE_MESSAGEINS, solv.REPOKEY_TYPE_STR),
+                (solv.SOLVABLE_MESSAGEDEL, solv.REPOKEY_TYPE_STR),
+                (solv.SOLVABLE_CATEGORY, solv.REPOKEY_TYPE_ID)
+            ]:
+                repodata.add_idarray(handle, solv.REPOSITORY_KEYS, self.handle.pool.id2langid(langtag, ext, 1))
+                repodata.add_idarray(handle, solv.REPOSITORY_KEYS, langtagtype)
+        
 
 class repo_repomd(repo_generic):
-    def load_if_changed(self):
-       print "rpmmd repo '%s':" % self.name,
-       sys.stdout.flush()
-       f = self.download("repodata/repomd.xml", False, None, None)
-       if not f:
-           print "no repomd.xml file, skipped"
-           self.handle.free(True)
-           del self.handle
-           return False
-       self['cookie'] = calc_cookie_fp(f)
-       if self.usecachedrepo(None, True):
-           print "cached"
-           solv.xfclose(f)
-           return True
-       self.handle.add_repomdxml(f, 0)
-       solv.xfclose(f)
-       print "fetching"
-       (filename, filechksum) = self.find('primary')
-       if filename:
-           f = self.download(filename, True, filechksum, True)
-           if f:
-               self.handle.add_rpmmd(f, None, 0)
-               solv.xfclose(f)
-           if 'incomplete' in self:
-               return False # hopeless, need good primary
-       (filename, filechksum) = self.find('updateinfo')
-       if filename:
-           f = self.download(filename, True, filechksum, True)
-           if f:
-               self.handle.add_updateinfoxml(f, 0)
-               solv.xfclose(f)
-       self.add_exts()
-       if 'incomplete' not in self:
-           self.writecachedrepo(None)
-       # must be called after writing the repo
-       self.handle.create_stubs()
-       return True
+    def load(self, pool):
+        if super(repo_repomd, self).load(pool):
+            return True
+        sys.stdout.write("rpmmd repo '%s': " % self.name)
+        sys.stdout.flush()
+        f = self.download("repodata/repomd.xml", False, None, None)
+        if not f:
+            print("no repomd.xml file, skipped")
+            self.handle.free(True)
+            del self.handle
+            return False
+        self['cookie'] = self.calc_cookie_fp(f)
+        if self.usecachedrepo(None, True):
+            print("cached")
+            return True
+        self.handle.add_repomdxml(f, 0)
+        print("fetching")
+        (filename, filechksum) = self.find('primary')
+        if filename:
+            f = self.download(filename, True, filechksum, True)
+            if f:
+                self.handle.add_rpmmd(f, None, 0)
+            if 'incomplete' in self:
+                return False # hopeless, need good primary
+        (filename, filechksum) = self.find('updateinfo')
+        if filename:
+            f = self.download(filename, True, filechksum, True)
+            if f:
+                self.handle.add_updateinfoxml(f, 0)
+        self.add_exts()
+        self.writecachedrepo(None)
+        # must be called after writing the repo
+        self.handle.create_stubs()
+        return True
 
     def find(self, what):
-       di = self.handle.Dataiterator(solv.SOLVID_META, solv.REPOSITORY_REPOMD_TYPE, what, Dataiterator.SEARCH_STRING)
-       di.prepend_keyname(solv.REPOSITORY_REPOMD)
-       for d in di:
-           d.setpos_parent()
-           filename = d.pool.lookup_str(solv.SOLVID_POS, solv.REPOSITORY_REPOMD_LOCATION)
-           chksum = d.pool.lookup_checksum(solv.SOLVID_POS, solv.REPOSITORY_REPOMD_CHECKSUM)
-           if filename and not chksum:
-               print "no %s file checksum!" % filename
-               filename = None
-               chksum = None
-           if filename:
-               return (filename, chksum)
-       return (None, None)
-       
+        di = self.handle.Dataiterator_meta(solv.REPOSITORY_REPOMD_TYPE, what, solv.Dataiterator.SEARCH_STRING)
+        di.prepend_keyname(solv.REPOSITORY_REPOMD)
+        for d in di:
+            dp = d.parentpos()
+            filename = dp.lookup_str(solv.REPOSITORY_REPOMD_LOCATION)
+            chksum = dp.lookup_checksum(solv.REPOSITORY_REPOMD_CHECKSUM)
+            if filename and not chksum:
+                print("no %s file checksum!" % filename)
+                filename = None
+                chksum = None
+            if filename:
+                return (filename, chksum)
+        return (None, None)
+        
     def add_ext(self, repodata, what, ext):
-       filename, chksum = self.find(what)
-       if not filename and what == 'deltainfo':
-           filename, chksum = self.find('prestodelta')
-       if not filename:
-           return
-       handle = repodata.new_handle()
-       repodata.set_poolstr(handle, solv.REPOSITORY_REPOMD_TYPE, what)
-       repodata.set_str(handle, solv.REPOSITORY_REPOMD_LOCATION, filename)
-       repodata.set_checksum(handle, solv.REPOSITORY_REPOMD_CHECKSUM, chksum)
-       if ext == 'DL':
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOSITORY_DELTAINFO)
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_FLEXARRAY)
-       elif ext == 'FL':
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.SOLVABLE_FILELIST)
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_DIRSTRARRAY)
-       repodata.add_flexarray(solv.SOLVID_META, solv.REPOSITORY_EXTERNAL, handle)
+        filename, chksum = self.find(what)
+        if not filename and what == 'deltainfo':
+            filename, chksum = self.find('prestodelta')
+        if not filename:
+            return
+        handle = repodata.new_handle()
+        repodata.set_poolstr(handle, solv.REPOSITORY_REPOMD_TYPE, what)
+        repodata.set_str(handle, solv.REPOSITORY_REPOMD_LOCATION, filename)
+        repodata.set_checksum(handle, solv.REPOSITORY_REPOMD_CHECKSUM, chksum)
+        self.add_ext_keys(ext, repodata, handle)
+        repodata.add_flexarray(solv.SOLVID_META, solv.REPOSITORY_EXTERNAL, handle)
 
     def add_exts(self):
-       repodata = self.handle.add_repodata(0)
-       self.add_ext(repodata, 'deltainfo', 'DL')
-       self.add_ext(repodata, 'filelists', 'FL')
-       repodata.internalize()
+        repodata = self.handle.add_repodata(0)
+        self.add_ext(repodata, 'deltainfo', 'DL')
+        self.add_ext(repodata, 'filelists', 'FL')
+        repodata.internalize()
     
     def load_ext(self, repodata):
-       repomdtype = repodata.lookup_str(solv.SOLVID_META, solv.REPOSITORY_REPOMD_TYPE)
-       if repomdtype == 'filelists':
-           ext = 'FL'
-       elif repomdtype == 'deltainfo':
-           ext = 'DL'
-       else:
-           return False
-       sys.stdout.write("[%s:%s: " % (self.name, ext))
-       if self.usecachedrepo(ext):
-           sys.stdout.write("cached]\n")
-           sys.stdout.flush()
-           return True
-       sys.stdout.write("fetching]\n")
-       sys.stdout.flush()
-       filename = repodata.lookup_str(solv.SOLVID_META, solv.REPOSITORY_REPOMD_LOCATION)
-       filechksum = repodata.lookup_checksum(solv.SOLVID_META, solv.REPOSITORY_REPOMD_CHECKSUM)
-       f = self.download(filename, True, filechksum)
-       if not f:
-           return False
-       if ext == 'FL':
-           self.handle.add_rpmmd(f, 'FL', Repo.REPO_USE_LOADING|Repo.REPO_EXTEND_SOLVABLES)
-       elif ext == 'DL':
-           self.handle.add_deltainfoxml(f, Repo.REPO_USE_LOADING)
-       solv.xfclose(f)
-       self.writecachedrepo(ext, repodata)
-       return True
+        repomdtype = repodata.lookup_str(solv.SOLVID_META, solv.REPOSITORY_REPOMD_TYPE)
+        if repomdtype == 'filelists':
+            ext = 'FL'
+        elif repomdtype == 'deltainfo':
+            ext = 'DL'
+        else:
+            return False
+        sys.stdout.write("[%s:%s: " % (self.name, ext))
+        if self.usecachedrepo(ext):
+            sys.stdout.write("cached]\n")
+            sys.stdout.flush()
+            return True
+        sys.stdout.write("fetching]\n")
+        sys.stdout.flush()
+        filename = repodata.lookup_str(solv.SOLVID_META, solv.REPOSITORY_REPOMD_LOCATION)
+        filechksum = repodata.lookup_checksum(solv.SOLVID_META, solv.REPOSITORY_REPOMD_CHECKSUM)
+        f = self.download(filename, True, filechksum)
+        if not f:
+            return False
+        if ext == 'FL':
+            self.handle.add_rpmmd(f, 'FL', solv.Repo.REPO_USE_LOADING|solv.Repo.REPO_EXTEND_SOLVABLES|solv.Repo.REPO_LOCALPOOL)
+        elif ext == 'DL':
+            self.handle.add_deltainfoxml(f, solv.Repo.REPO_USE_LOADING)
+        self.writecachedrepo(ext, repodata)
+        return True
 
 class repo_susetags(repo_generic):
-    def load_if_changed(self):
-       print "susetags repo '%s':" % self.name,
-       sys.stdout.flush()
-       f = self.download("content", False, None, None)
+    def load(self, pool):
+        if super(repo_susetags, self).load(pool):
+            return True
+        sys.stdout.write("susetags repo '%s': " % self.name)
+        sys.stdout.flush()
+        f = self.download("content", False, None, None)
         if not f:
-           print "no content file, skipped"
-           self.handle.free(True)
-           del self.handle
-           return False
-       self['cookie'] = calc_cookie_fp(f)
-       if self.usecachedrepo(None, True):
-           print "cached"
-           solv.xfclose(f)
-           return True
-       self.handle.add_content(f, 0)
-       solv.xfclose(f)
-       print "fetching"
-       defvendorid = self.handle.lookup_id(solv.SOLVID_META, solv.SUSETAGS_DEFAULTVENDOR)
-       descrdir = self.handle.lookup_str(solv.SOLVID_META, solv.SUSETAGS_DESCRDIR)
-       if not descrdir:
-           descrdir = "suse/setup/descr"
-       (filename, filechksum) = self.find('packages.gz')
-       if not filename:
-           (filename, filechksum) = self.find('packages')
-       if filename:
-           f = self.download(descrdir + '/' + filename, True, filechksum, True)
-           if f:
-               self.handle.add_susetags(f, defvendorid, None, Repo.REPO_NO_INTERNALIZE|Repo.SUSETAGS_RECORD_SHARES)
-               solv.xfclose(f)
-               (filename, filechksum) = self.find('packages.en.gz')
-               if not filename:
-                   (filename, filechksum) = self.find('packages.en')
-               if filename:
-                   f = self.download(descrdir + '/' + filename, True, filechksum, True)
-                   if f:
-                       self.handle.add_susetags(f, defvendorid, None, Repo.REPO_NO_INTERNALIZE|Repo.REPO_REUSE_REPODATA|Repo.REPO_EXTEND_SOLVABLES)
-                       solv.xfclose(f)
-               self.handle.internalize()
-       self.add_exts()
-       if 'incomplete' not in self:
-           self.writecachedrepo(None)
-       # must be called after writing the repo
-       self.handle.create_stubs()
-       return True
+            print("no content file, skipped")
+            self.handle.free(True)
+            del self.handle
+            return False
+        self['cookie'] = self.calc_cookie_fp(f)
+        if self.usecachedrepo(None, True):
+            print("cached")
+            return True
+        self.handle.add_content(f, 0)
+        print("fetching")
+        defvendorid = self.handle.meta.lookup_id(solv.SUSETAGS_DEFAULTVENDOR)
+        descrdir = self.handle.meta.lookup_str(solv.SUSETAGS_DESCRDIR)
+        if not descrdir:
+            descrdir = "suse/setup/descr"
+        (filename, filechksum) = self.find('packages.gz')
+        if not filename:
+            (filename, filechksum) = self.find('packages')
+        if filename:
+            f = self.download(descrdir + '/' + filename, True, filechksum, True)
+            if f:
+                self.handle.add_susetags(f, defvendorid, None, solv.Repo.REPO_NO_INTERNALIZE|solv.Repo.SUSETAGS_RECORD_SHARES)
+                (filename, filechksum) = self.find('packages.en.gz')
+                if not filename:
+                    (filename, filechksum) = self.find('packages.en')
+                if filename:
+                    f = self.download(descrdir + '/' + filename, True, filechksum, True)
+                    if f:
+                        self.handle.add_susetags(f, defvendorid, None, solv.Repo.REPO_NO_INTERNALIZE|solv.Repo.REPO_REUSE_REPODATA|solv.Repo.REPO_EXTEND_SOLVABLES)
+                self.handle.internalize()
+        self.add_exts()
+        self.writecachedrepo(None)
+        # must be called after writing the repo
+        self.handle.create_stubs()
+        return True
 
     def find(self, what):
-       di = self.handle.Dataiterator(solv.SOLVID_META, solv.SUSETAGS_FILE_NAME, what, Dataiterator.SEARCH_STRING)
-       di.prepend_keyname(solv.SUSETAGS_FILE)
-       for d in di:
-           d.setpos_parent()
-           chksum = d.pool.lookup_checksum(solv.SOLVID_POS, solv.SUSETAGS_FILE_CHECKSUM)
-           return (what, chksum)
-       return (None, None)
+        di = self.handle.Dataiterator_meta(solv.SUSETAGS_FILE_NAME, what, solv.Dataiterator.SEARCH_STRING)
+        di.prepend_keyname(solv.SUSETAGS_FILE)
+        for d in di:
+            dp = d.parentpos()
+            chksum = dp.lookup_checksum(solv.SUSETAGS_FILE_CHECKSUM)
+            return (what, chksum)
+        return (None, None)
 
     def add_ext(self, repodata, what, ext):
-       (filename, chksum) = self.find(what)
-       if not filename:
-           return
-       handle = repodata.new_handle()
-       repodata.set_str(handle, solv.SUSETAGS_FILE_NAME, filename)
-       if chksum:
-           repodata.set_checksum(handle, solv.SUSETAGS_FILE_CHECKSUM, chksum)
-       if ext == 'DU':
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.SOLVABLE_DISKUSAGE)
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_DIRNUMNUMARRAY)
-       elif ext == 'FL':
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.SOLVABLE_FILELIST)
-           repodata.add_idarray(handle, solv.REPOSITORY_KEYS, solv.REPOKEY_TYPE_DIRSTRARRAY)
-       else:
-           for langtag, langtagtype in [
-               (solv.SOLVABLE_SUMMARY, solv.REPOKEY_TYPE_STR),
-               (solv.SOLVABLE_DESCRIPTION, solv.REPOKEY_TYPE_STR),
-               (solv.SOLVABLE_EULA, solv.REPOKEY_TYPE_STR),
-               (solv.SOLVABLE_MESSAGEINS, solv.REPOKEY_TYPE_STR),
-               (solv.SOLVABLE_MESSAGEDEL, solv.REPOKEY_TYPE_STR),
-               (solv.SOLVABLE_CATEGORY, solv.REPOKEY_TYPE_ID)
-           ]:
-               repodata.add_idarray(handle, solv.REPOSITORY_KEYS, self.handle.pool.id2langid(langtag, ext, 1))
-               repodata.add_idarray(handle, solv.REPOSITORY_KEYS, langtagtype)
-       repodata.add_flexarray(solv.SOLVID_META, solv.REPOSITORY_EXTERNAL, handle)
-       
+        (filename, chksum) = self.find(what)
+        if not filename:
+            return
+        handle = repodata.new_handle()
+        repodata.set_str(handle, solv.SUSETAGS_FILE_NAME, filename)
+        if chksum:
+            repodata.set_checksum(handle, solv.SUSETAGS_FILE_CHECKSUM, chksum)
+        self.add_ext_keys(ext, repodata, handle)
+        repodata.add_flexarray(solv.SOLVID_META, solv.REPOSITORY_EXTERNAL, handle)
+        
     def add_exts(self):
-       repodata = self.handle.add_repodata(0)
-       di = self.handle.Dataiterator(solv.SOLVID_META, solv.SUSETAGS_FILE_NAME, None, 0)
-       di.prepend_keyname(solv.SUSETAGS_FILE)
-       for d in di:
-           filename = d.match_str()
-           if not filename:
-               continue
-           if filename[0:9] != "packages.":
-               continue
-           if len(filename) == 11 and filename != "packages.gz":
-               ext = filename[9:11]
-           elif filename[11:12] == ".":
-               ext = filename[9:11]
-           else:
-               continue
-           if ext == "en":
-               continue
-           self.add_ext(repodata, filename, ext)
-       repodata.internalize()
+        repodata = self.handle.add_repodata(0)
+        di = self.handle.Dataiterator_meta(solv.SUSETAGS_FILE_NAME, None, 0)
+        di.prepend_keyname(solv.SUSETAGS_FILE)
+        for d in di:
+            filename = d.str
+            if not filename:
+                continue
+            if filename[0:9] != "packages.":
+                continue
+            if len(filename) == 11 and filename != "packages.gz":
+                ext = filename[9:11]
+            elif filename[11:12] == ".":
+                ext = filename[9:11]
+            else:
+                continue
+            if ext == "en":
+                continue
+            self.add_ext(repodata, filename, ext)
+        repodata.internalize()
 
     def load_ext(self, repodata):
-       filename = repodata.lookup_str(solv.SOLVID_META, solv.SUSETAGS_FILE_NAME)
-       ext = filename[9:11]
-       sys.stdout.write("[%s:%s: " % (self.name, ext))
-       if self.usecachedrepo(ext):
-           sys.stdout.write("cached]\n")
-           sys.stdout.flush()
-           return True
-       sys.stdout.write("fetching]\n")
-       sys.stdout.flush()
-       defvendorid = self.handle.lookup_id(solv.SOLVID_META, solv.SUSETAGS_DEFAULTVENDOR)
-       descrdir = self.handle.lookup_str(solv.SOLVID_META, solv.SUSETAGS_DESCRDIR)
-       if not descrdir:
-           descrdir = "suse/setup/descr"
-       filechksum = repodata.lookup_checksum(solv.SOLVID_META, solv.SUSETAGS_FILE_CHECKSUM)
-       f = self.download(descrdir + '/' + filename, True, filechksum)
-       if not f:
-           return False
-       self.handle.add_susetags(f, defvendorid, ext, Repo.REPO_USE_LOADING|Repo.REPO_EXTEND_SOLVABLES)
-       solv.xfclose(f)
-       self.writecachedrepo(ext, repodata)
-       return True
+        filename = repodata.lookup_str(solv.SOLVID_META, solv.SUSETAGS_FILE_NAME)
+        ext = filename[9:11]
+        sys.stdout.write("[%s:%s: " % (self.name, ext))
+        if self.usecachedrepo(ext):
+            sys.stdout.write("cached]\n")
+            sys.stdout.flush()
+            return True
+        sys.stdout.write("fetching]\n")
+        sys.stdout.flush()
+        defvendorid = self.handle.meta.lookup_id(solv.SUSETAGS_DEFAULTVENDOR)
+        descrdir = self.handle.meta.lookup_str(solv.SUSETAGS_DESCRDIR)
+        if not descrdir:
+            descrdir = "suse/setup/descr"
+        filechksum = repodata.lookup_checksum(solv.SOLVID_META, solv.SUSETAGS_FILE_CHECKSUM)
+        f = self.download(descrdir + '/' + filename, True, filechksum)
+        if not f:
+            return False
+        flags = solv.Repo.REPO_USE_LOADING|solv.Repo.REPO_EXTEND_SOLVABLES
+        if ext != 'DL':
+            flags |= solv.Repo.REPO_LOCALPOOL
+        self.handle.add_susetags(f, defvendorid, ext, flags)
+        self.writecachedrepo(ext, repodata)
+        return True
+
+    def packagespath(self):
+        datadir = repo.handle.meta.lookup_str(solv.SUSETAGS_DATADIR)
+        if not datadir:
+            datadir = 'suse'
+        return datadir + '/'
 
 class repo_unknown(repo_generic):
     def load(self, pool):
-       print "unsupported repo '%s': skipped" % self.name
-       return False
+        print("unsupported repo '%s': skipped" % self.name)
+        return False
 
 class repo_system(repo_generic):
     def load(self, pool):
-       self.handle = pool.add_repo(self.name)
-       self.handle.appdata = self
-       pool.installed = self.handle
-       print "rpm database:",
-       self['cookie'] = calc_cookie_file("/var/lib/rpm/Packages")
-       if self.usecachedrepo(None):
-           print "cached"
-           return True
-       print "reading"
-       self.handle.add_products("/etc/products.d", Repo.REPO_NO_INTERNALIZE)
-       self.handle.add_rpmdb(None, Repo.REPO_REUSE_REPODATA)
-       self.writecachedrepo(None)
-       return True
+        self.handle = pool.add_repo(self.name)
+        self.handle.appdata = self
+        pool.installed = self.handle
+        sys.stdout.write("rpm database: ")
+        self['cookie'] = self.calc_cookie_file("/var/lib/rpm/Packages")
+        if self.usecachedrepo(None):
+            print("cached")
+            return True
+        print("reading")
+        if hasattr(self.handle.__class__, 'add_products'):
+            self.handle.add_products("/etc/products.d", solv.Repo.REPO_NO_INTERNALIZE)
+        f = solv.xfopen(self.cachepath())
+        self.handle.add_rpmdb_reffp(f, solv.Repo.REPO_REUSE_REPODATA)
+        self.writecachedrepo(None)
+        return True
 
 class repo_cmdline(repo_generic):
     def load(self, pool):
-       self.handle = pool.add_repo(self.name)
-       self.handle.appdata = self 
-       return True
-
-def validarch(pool, arch):
-    if not arch:
-       return False
-    id = pool.str2id(arch, False)
-    if not id:
-       return False
-    return pool.isknownarch(id)
-
-def limitjobs(pool, jobs, flags, evrstr):
-    njobs = []
-    evr = pool.str2id(evrstr)
-    for j in jobs:
-       how = j.how
-       sel = how & Job.SOLVER_SELECTMASK
-       what = pool.rel2id(j.what, evr, flags)
-        if flags == solv.REL_ARCH:
-           how |= Job.SOLVER_SETARCH
-       elif flags == solv.REL_EQ and sel == Job.SOLVER_SOLVABLE_NAME:
-           if evrstr.find('-') >= 0:
-               how |= Job.SOLVER_SETEVR
-           else:
-               how |= Job.SOLVER_SETEV
-       njobs.append(pool.Job(how, what))
-    return njobs
-
-def limitjobs_evrarch(pool, jobs, flags, evrstr):
-    m = re.match(r'(.+)\.(.+?)$', evrstr)
-    if m and validarch(pool, m.group(2)):
-       jobs = limitjobs(pool, jobs, solv.REL_ARCH, m.group(2))
-        evrstr = m.group(1)
-    return limitjobs(pool, jobs, flags, evrstr)
-
-def mkjobs_filelist(pool, cmd, arg):
-    if re.search(r'[[*?]', arg):
-       type = Dataiterator.SEARCH_GLOB
-    else:
-       type = Dataiterator.SEARCH_STRING
-    if cmd == 'erase':
-       di = pool.installed.Dataiterator(0, solv.SOLVABLE_FILELIST, arg, type | Dataiterator.SEARCH_FILES|Dataiterator.SEARCH_COMPLETE_FILELIST)
-    else:
-       di = pool.Dataiterator(0, solv.SOLVABLE_FILELIST, arg, type | Dataiterator.SEARCH_FILES|Dataiterator.SEARCH_COMPLETE_FILELIST)
-    matches = []
-    for d in di:
-       s = d.solvable
-       if s and s.installable():
-           matches.append(s.id)
-           di.skip_solvable()  # one match is enough
-    if matches:
-       print "[using file list match for '%s']" % arg
-       if len(matches) > 1:
-           return [ pool.Job(Job.SOLVER_SOLVABLE_ONE_OF, pool.towhatprovides(matches)) ]
-       else:
-           return [ pool.Job(Job.SOLVER_SOLVABLE | Job.SOLVER_NOAUTOSET, matches[0]) ]
-    return []
-
-def mkjobs_rel(pool, cmd, name, rel, evr):
-    flags = 0
-    if rel.find('<') >= 0: flags |= solv.REL_LT
-    if rel.find('=') >= 0: flags |= solv.REL_EQ 
-    if rel.find('>') >= 0: flags |= solv.REL_GT
-    jobs = depglob(pool, name, True, True)
-    if jobs:
-       return limitjobs(pool, jobs, flags, evr)
-    m = re.match(r'(.+)\.(.+?)$', name)
-    if m and validarch(pool, m.group(2)):
-       jobs = depglob(pool, m.group(1), True, True)
-       if jobs:
-           jobs = limitjobs(pool, jobs, solv.REL_ARCH, m.group(2))
-           return limitjobs(pool, jobs, flags, evr)
-    return []
-
-def mkjobs_nevra(pool, cmd, arg):
-    jobs = depglob(pool, arg, True, True)
-    if jobs:
-       return jobs
-    m = re.match(r'(.+)\.(.+?)$', arg)
-    if m and validarch(pool, m.group(2)):
-       jobs = depglob(pool, m.group(1), True, True)
-       if jobs:
-           return limitjobs(pool, jobs, solv.REL_ARCH, m.group(2))
-    m = re.match(r'(.+)-(.+?)$', arg)
-    if m:
-       jobs = depglob(pool, m.group(1), True, False)
-       if jobs:
-           return limitjobs_evrarch(pool, jobs, solv.REL_EQ, m.group(2))
-    m = re.match(r'(.+)-(.+?-.+?)$', arg)
-    if m:
-       jobs = depglob(pool, m.group(1), True, False)
-       if jobs:
-           return limitjobs_evrarch(pool, jobs, solv.REL_EQ, m.group(2))
-    return []
-
-def mkjobs(pool, cmd, arg):
-    if len(arg) and arg[0] == '/':
-       jobs = mkjobs_filelist(pool, cmd, arg)
-       if jobs:
-           return jobs
-    m = re.match(r'(.+?)\s*([<=>]+)\s*(.+?)$', arg)
-    if m:
-       return mkjobs_rel(pool, cmd, m.group(1), m.group(2), m.group(3))
-    else:
-       return mkjobs_nevra(pool, cmd, arg)
-           
-def depglob(pool, name, globname, globdep):
-    id = pool.str2id(name, False)
-    if id:
-       match = False
-       for s in pool.providers(id):
-           if globname and s.nameid == id:
-               return [ pool.Job(Job.SOLVER_SOLVABLE_NAME, id) ]
-           match = True
-       if match:
-           if globname and globdep:
-               print "[using capability match for '%s']" % name
-           return [ pool.Job(Job.SOLVER_SOLVABLE_PROVIDES, id) ]
-    if not re.search(r'[[*?]', name):
-       return []
-    if globname:
-       # try name glob
-       idmatches = {}
-       for d in pool.Dataiterator(0, solv.SOLVABLE_NAME, name, Dataiterator.SEARCH_GLOB):
-           s = d.solvable
-           if s.installable():
-               idmatches[s.nameid] = True
-       if idmatches:
-           return [ pool.Job(Job.SOLVER_SOLVABLE_NAME, id) for id in sorted(idmatches.keys()) ]
-    if globdep:
-       # try dependency glob
-       idmatches = pool.matchprovidingids(name, Dataiterator.SEARCH_GLOB)
-       if idmatches:
-           print "[using capability match for '%s']" % name
-           return [ pool.Job(Job.SOLVER_SOLVABLE_PROVIDES, id) for id in sorted(idmatches) ]
-    return []
-    
+        self.handle = pool.add_repo(self.name)
+        self.handle.appdata = self 
+        return True
 
 def load_stub(repodata):
     repo = repodata.repo.appdata
     if repo:
-       return repo.load_ext(repodata)
+        return repo.load_ext(repodata)
     return False
 
 
 parser = OptionParser(usage="usage: solv.py [options] COMMAND")
+parser.add_option('-r', '--repo', action="append", type="string", dest="repos", help="limit to specified repositories")
+parser.add_option('--best', action="store_true", dest="best", help="force installation/update to best packages")
+parser.add_option('--clean', action="store_true", dest="clean", help="delete no longer needed packages")
 (options, args) = parser.parse_args()
 if not args:
     parser.print_help(sys.stderr)
@@ -711,43 +584,52 @@ if not args:
 
 cmd = args[0]
 args = args[1:]
-if cmd == 'li':
-    cmd = 'list'
-if cmd == 'in':
-    cmd = 'install'
-if cmd == 'rm':
-    cmd = 'erase'
-if cmd == 've':
-    cmd = 'verify'
-if cmd == 'se':
-    cmd = 'search'
 
+cmdabbrev = {'ls': 'list', 'in': 'install', 'rm': 'erase', 've': 'verify', 'se': 'search'}
+if cmd in cmdabbrev:
+    cmd = cmdabbrev[cmd]
+
+cmdactionmap = {
+  'install': solv.Job.SOLVER_INSTALL,
+  'erase':   solv.Job.SOLVER_ERASE,
+  'up':      solv.Job.SOLVER_UPDATE,
+  'dup':     solv.Job.SOLVER_DISTUPGRADE,
+  'verify':  solv.Job.SOLVER_VERIFY,
+  'list':    0,
+  'info':    0
+}
 
 # read all repo configs
 repos = []
-for reposdir in ["/etc/zypp/repos.d"]:
+reposdirs = []
+if os.path.isdir("/etc/zypp/repos.d"):
+  reposdirs = [ "/etc/zypp/repos.d" ]
+else:
+  reposdirs = [ "/etc/yum/repos.d" ]
+
+for reposdir in reposdirs:
     if not os.path.isdir(reposdir):
-       continue
+        continue
     for reponame in sorted(glob.glob('%s/*.repo' % reposdir)):
-       cfg = INIConfig(open(reponame))
-       for alias in cfg:
-           repoattr = {'enabled': 0, 'priority': 99, 'autorefresh': 1, 'type': 'rpm-md', 'metadata_expire': 900}
-           for k in cfg[alias]:
-               repoattr[k] = cfg[alias][k]
-           if 'mirrorlist' in repoattr and 'metalink' not in repoattr:
-               if repoattr['mirrorlist'].find('/metalink'):
-                   repoattr['metalink'] = repoattr['mirrorlist']
-                   del repoattr['mirrorlist']
-           if repoattr['type'] == 'rpm-md':
-               repo = repo_repomd(alias, 'repomd', repoattr)
-           elif repoattr['type'] == 'yast2':
-               repo = repo_susetags(alias, 'susetags', repoattr)
-           else:
-               repo = repo_unknown(alias, 'unknown', repoattr)
-           repos.append(repo)
+        cfg = INIConfig(open(reponame))
+        for alias in cfg:
+            repoattr = {'enabled': 0, 'priority': 99, 'autorefresh': 1, 'type': 'rpm-md', 'metadata_expire': 900}
+            for k in cfg[alias]:
+                repoattr[k] = cfg[alias][k]
+            if 'mirrorlist' in repoattr and 'metalink' not in repoattr:
+                if repoattr['mirrorlist'].find('/metalink'):
+                    repoattr['metalink'] = repoattr['mirrorlist']
+                    del repoattr['mirrorlist']
+            if repoattr['type'] == 'rpm-md':
+                repo = repo_repomd(alias, 'repomd', repoattr)
+            elif repoattr['type'] == 'yast2':
+                repo = repo_susetags(alias, 'susetags', repoattr)
+            else:
+                repo = repo_unknown(alias, 'unknown', repoattr)
+            repos.append(repo)
 
 pool = solv.Pool()
-pool.setarch(os.uname()[4])
+pool.setarch()
 pool.set_loadcallback(load_stub)
 
 # now load all enabled repos into the pool
@@ -755,34 +637,58 @@ sysrepo = repo_system('@System', 'system')
 sysrepo.load(pool)
 for repo in repos:
     if int(repo['enabled']):
-       repo.load(pool)
+        repo.load(pool)
     
+repofilter = None
+if options.repos:
+    for reponame in options.repos:
+        mrepos = [ repo for repo in repos if repo.name == reponame ]
+        if not mrepos:
+            print("no repository matches '%s'" % reponame)
+            sys.exit(1)
+        repo = mrepos[0]
+        if hasattr(repo, 'handle'):
+            if not repofilter:
+                repofilter = pool.Selection()
+            repofilter.add(repo.handle.Selection(solv.Job.SOLVER_SETVENDOR))
+
 if cmd == 'search':
-    matches = {}
-    di = pool.Dataiterator(0, solv.SOLVABLE_NAME, args[0], Dataiterator.SEARCH_SUBSTRING|Dataiterator.SEARCH_NOCASE)
+    pool.createwhatprovides()
+    sel = pool.Selection()
+    di = pool.Dataiterator(solv.SOLVABLE_NAME, args[0], solv.Dataiterator.SEARCH_SUBSTRING|solv.Dataiterator.SEARCH_NOCASE)
     for d in di:
-       matches[d.solvid] = True
-    for solvid in sorted(matches.keys()):
-       print " - %s [%s]: %s" % (pool.solvid2str(solvid), pool.solvables[solvid].repo.name, pool.lookup_str(solvid, solv.SOLVABLE_SUMMARY))
+        sel.add_raw(solv.Job.SOLVER_SOLVABLE, d.solvid)
+    if repofilter:
+       sel.filter(repofilter)
+    for s in sel.solvables():
+        print(" - %s [%s]: %s" % (s, s.repo.name, s.lookup_str(solv.SOLVABLE_SUMMARY)))
     sys.exit(0)
 
+if cmd not in cmdactionmap:
+    print("unknown command %s" % cmd)
+    sys.exit(1)
+
 cmdlinerepo = None
 if cmd == 'list' or cmd == 'info' or cmd == 'install':
     for arg in args:
-       if arg.endswith(".rpm") and os.access(arg, os.R_OK):
-           if not cmdlinerepo:
-               cmdlinerepo = repo_cmdline('@commandline', 'cmdline')
-               cmdlinerepo.load(pool)
-               cmdlinerepo['packages'] = {}
-           cmdlinerepo['packages'][arg] = cmdlinerepo.handle.add_rpm(arg, Repo.REPO_REUSE_REPODATA|Repo.REPO_NO_INTERNALIZE)
+        if arg.endswith(".rpm") and os.access(arg, os.R_OK):
+            if not cmdlinerepo:
+                cmdlinerepo = repo_cmdline('@commandline', 'cmdline')
+                cmdlinerepo.load(pool)
+                cmdlinerepo['packages'] = {}
+            s = cmdlinerepo.handle.add_rpm(arg, solv.Repo.REPO_REUSE_REPODATA|solv.Repo.REPO_NO_INTERNALIZE)
+            if not s:
+                print(pool.errstr)
+                sys.exit(1)
+            cmdlinerepo['packages'][arg] = s
     if cmdlinerepo:
-       cmdlinerepo.handle.internalize()
+        cmdlinerepo.handle.internalize()
 
-addedprovides = pool.addfileprovides_ids()
+addedprovides = pool.addfileprovides_queue()
 if addedprovides:
     sysrepo.updateaddedprovides(addedprovides)
     for repo in repos:
-       repo.updateaddedprovides(addedprovides)
+        repo.updateaddedprovides(addedprovides)
 
 pool.createwhatprovides()
 
@@ -790,299 +696,265 @@ pool.createwhatprovides()
 jobs = []
 for arg in args:
     if cmdlinerepo and arg in cmdlinerepo['packages']:
-       jobs.append(pool.Job(Job.SOLVER_SOLVABLE, cmdlinerepo['packages'][arg]))
+        jobs.append(pool.Job(solv.Job.SOLVER_SOLVABLE, cmdlinerepo['packages'][arg].id))
     else:
-       njobs = mkjobs(pool, cmd, arg)
-       if not njobs:
-           print "nothing matches '%s'" % arg
-           sys.exit(1)
-       jobs += njobs
+        flags = solv.Selection.SELECTION_NAME|solv.Selection.SELECTION_PROVIDES|solv.Selection.SELECTION_GLOB
+        flags |= solv.Selection.SELECTION_CANON|solv.Selection.SELECTION_DOTARCH|solv.Selection.SELECTION_REL
+        if len(arg) and arg[0] == '/':
+            flags |= solv.Selection.SELECTION_FILELIST
+            if cmd == 'erase':
+                flags |= solv.Selection.SELECTION_INSTALLED_ONLY
+        sel = pool.select(arg, flags)
+        if repofilter:
+           sel.filter(repofilter)
+        if sel.isempty():
+            sel = pool.select(arg, flags | solv.Selection.SELECTION_NOCASE)
+            if repofilter:
+               sel.filter(repofilter)
+            if not sel.isempty():
+                print("[ignoring case for '%s']" % arg)
+        if sel.isempty():
+            print("nothing matches '%s'" % arg)
+            sys.exit(1)
+        if sel.flags() & solv.Selection.SELECTION_FILELIST:
+            print("[using file list match for '%s']" % arg)
+        if sel.flags() & solv.Selection.SELECTION_PROVIDES:
+            print("[using capability match for '%s']" % arg)
+        jobs += sel.jobs(cmdactionmap[cmd])
+
+if not jobs and (cmd == 'up' or cmd == 'dup' or cmd == 'verify' or repofilter):
+    sel = pool.Selection_all()
+    if repofilter:
+       sel.filter(repofilter)
+    jobs += sel.jobs(cmdactionmap[cmd])
+
+if not jobs:
+    print("no package matched.")
+    sys.exit(1)
 
 if cmd == 'list' or cmd == 'info':
-    if not jobs:
-       print "no package matched."
-       sys.exit(1)
     for job in jobs:
-       for s in job.solvables():
-           if cmd == 'info':
-               print "Name:        %s" % s.str()
-               print "Repo:        %s" % s.repo.name
-               print "Summary:     %s" % s.lookup_str(solv.SOLVABLE_SUMMARY)
-               str = s.lookup_str(solv.SOLVABLE_URL)
-               if str:
-                   print "Url:         %s" % str
-               str = s.lookup_str(solv.SOLVABLE_LICENSE)
-               if str:
-                   print "License:     %s" % str
-               print "Description:\n%s" % s.lookup_str(solv.SOLVABLE_DESCRIPTION)
-               print
-           else:
-               print "  - %s [%s]" % (s.str(), s.repo.name)
-               print "    %s" % s.lookup_str(solv.SOLVABLE_SUMMARY)
+        for s in job.solvables():
+            if cmd == 'info':
+                print("Name:        %s" % s)
+                print("Repo:        %s" % s.repo)
+                print("Summary:     %s" % s.lookup_str(solv.SOLVABLE_SUMMARY))
+                str = s.lookup_str(solv.SOLVABLE_URL)
+                if str:
+                    print("Url:         %s" % str)
+                str = s.lookup_str(solv.SOLVABLE_LICENSE)
+                if str:
+                    print("License:     %s" % str)
+                print("Description:\n%s" % s.lookup_str(solv.SOLVABLE_DESCRIPTION))
+                print('')
+            else:
+                print("  - %s [%s]" % (s, s.repo))
+                print("    %s" % s.lookup_str(solv.SOLVABLE_SUMMARY))
     sys.exit(0)
 
-if cmd == 'install' or cmd == 'erase' or cmd == 'up' or cmd == 'dup' or cmd == 'verify':
-    if not jobs:
-       if cmd == 'up' or cmd == 'verify':
-           jobs = [ pool.Job(Job.SOLVER_SOLVABLE_ALL, 0) ]
-       elif cmd == 'dup':
-           pass
-       else:
-           print "no package matched."
-           sys.exit(1)
-    for job in jobs:
-       if cmd == 'up':
-           # up magic: use install instead of update if no installed package matches
-           if job.how == Job.SOLVER_SOLVABLE_ALL or filter(lambda s: s.isinstalled(), job.solvables()):
-               job.how |= Job.SOLVER_UPDATE
-           else:
-               job.how |= Job.SOLVER_INSTALL
-       elif cmd == 'install':
-           job.how |= Job.SOLVER_INSTALL
-       elif cmd == 'erase':
-           job.how |= Job.SOLVER_ERASE
-       elif cmd == 'dup':
-           job.how |= Job.SOLVER_DISTUPGRADE
-       elif cmd == 'verify':
-           job.how |= Job.SOLVER_VERIFY
-
-    #pool.set_debuglevel(2)
-    solver = None
-    while True:
-       solver = pool.Solver()
-       solver.ignorealreadyrecommended = True
-       if cmd == 'erase':
-           solver.allowuninstall = True
-       if cmd == 'dup' and not jobs:
-           solver.distupgrade = True
-           solver.updatesystem = True
-           solver.allowdowngrade = True
-           solver.allowvendorchange = True
-           solver.allowarchchange = True
-           solver.dosplitprovides = True
-       if cmd == 'up' and len(jobs) == 1 and jobs[0].how == (Job.SOLVER_UPDATE | Job.SOLVER_SOLVABLE_ALL):
-           solver.dosplitprovides = True
-       problems = solver.solve(jobs)
-       if not problems:
-           break
-       for problem in problems:
-           print "Problem %d:" % problem.id
-           r = problem.findproblemrule()
-           ri = r.info()
-           print ri.problemstr()
-           solutions = problem.solutions()
-           for solution in solutions:
-               print "  Solution %d:" % solution.id
-               elements = solution.elements()
-                for element in elements:
-                   etype = element.type
-                   if etype == Solver.SOLVER_SOLUTION_JOB:
-                       print "  - do not ask to", jobs[element.jobidx].str()
-                   elif etype == Solver.SOLVER_SOLUTION_INFARCH:
-                       if element.solvable.isinstalled():
-                           print "  - keep %s despite the inferior architecture" % element.solvable.str()
-                       else:
-                           print "  - install %s despite the inferior architecture" % element.solvable.str()
-                   elif etype == Solver.SOLVER_SOLUTION_DISTUPGRADE:
-                       if element.solvable.isinstalled():
-                           print "  - keep obsolete %s" % element.solvable.str()
-                       else:
-                           print "  - install %s from excluded repository" % element.solvable.str()
-                   elif etype == Solver.SOLVER_SOLUTION_REPLACE:
-                       illegal = element.illegalreplace()
-                       if illegal & solver.POLICY_ILLEGAL_DOWNGRADE:
-                           print "  - allow downgrade of %s to %s" % (element.solvable.str(), element.replacement.str())
-                       if illegal & solver.POLICY_ILLEGAL_ARCHCHANGE:
-                           print "  - allow architecture change of %s to %s" % (element.solvable.str(), element.replacement.str())
-                       if illegal & solver.POLICY_ILLEGAL_VENDORCHANGE:
-                           if element.replacement.vendorid:
-                               print "  - allow vendor change from '%s' (%s) to '%s' (%s)" % (element.solvable.vendor, element.solvable.str(), element.replacement.vendor, element.replacement.str())
-                           else:
-                               print "  - allow vendor change from '%s' (%s) to no vendor (%s)" % (element.solvable.vendor, element.solvable.str(), element.replacement.str())
-                       if illegal == 0:
-                           print "  - allow replacement of %s with %s" % (element.solvable.str(), element.replacement.str())
-                   elif etype == Solver.SOLVER_SOLUTION_ERASE:
-                       print "  - allow deinstallation of %s" % element.solvable.str()
-           sol = ''
-           while not (sol == 's' or sol == 'q' or (sol.isdigit() and int(sol) >= 1 and int(sol) <= len(solutions))):
-               sys.stdout.write("Please choose a solution: ")
-               sys.stdout.flush()
-               sol = sys.stdin.readline().strip()
-           if sol == 's':
-               continue        # skip problem
-           if sol == 'q':
-               sys.exit(1)
-           solution = solutions[int(sol) - 1]
-           for element in solution.elements():
-               etype = element.type
-               if etype == Solver.SOLVER_SOLUTION_JOB:
-                   jobs[element.jobidx] = pool.Job(Job.SOLVER_NOOP, 0)
-               else:
-                   newjob = element.Job()
-                   if newjob:
-                       for job in jobs:
-                           if job.how == newjob.how and job.what == newjob.what:
-                               newjob = None
-                               break
-                       if newjob:
-                           jobs.append(newjob)
-    # no problems, show transaction
-    trans = solver.transaction()
-    del solver
-    if trans.isempty():
-        print "Nothing to do."
-        sys.exit(0)
-    print
-    print "Transaction summary:"
-    print
-    for cl in trans.classify():
-       if cl.type == Transaction.SOLVER_TRANSACTION_ERASE:
-           print "%d erased packages:" % cl.count
-       elif cl.type == Transaction.SOLVER_TRANSACTION_INSTALL:
-           print "%d installed packages:" % cl.count
-       elif cl.type == Transaction.SOLVER_TRANSACTION_REINSTALLED:
-           print "%d reinstalled packages:" % cl.count
-       elif cl.type == Transaction.SOLVER_TRANSACTION_DOWNGRADED:
-           print "%d downgraded packages:" % cl.count
-       elif cl.type == Transaction.SOLVER_TRANSACTION_CHANGED:
-           print "%d changed packages:" % cl.count
-       elif cl.type == Transaction.SOLVER_TRANSACTION_UPGRADED:
-           print "%d upgraded packages:" % cl.count
-       elif cl.type == Transaction.SOLVER_TRANSACTION_VENDORCHANGE:
-           print "%d vendor changes from '%s' to '%s':" % (cl.count, pool.id2str(cl.fromid), pool.id2str(cl.toid))
-       elif cl.type == Transaction.SOLVER_TRANSACTION_ARCHCHANGE:
-           print "%d arch changes from '%s' to '%s':" % (cl.count, pool.id2str(cl.fromid), pool.id2str(cl.toid))
-       else:
-           continue
-       for p in cl.solvables():
-           if cl.type == Transaction.SOLVER_TRANSACTION_UPGRADED or cl.type == Transaction.SOLVER_TRANSACTION_DOWNGRADED:
-               op = trans.othersolvable(p)
-               print "  - %s -> %s" % (p.str(), op.str())
-           else:
-               print "  - %s" % p.str()
-        print
-    print "install size change: %d K" % trans.calc_installsizechange()
-    print
-    
-# vim: sw=4 et
-    while True:
-       sys.stdout.write("OK to continue (y/n)? ")
-       sys.stdout.flush()
-       yn = sys.stdin.readline().strip()
-       if yn == 'y': break
-       if yn == 'n': sys.exit(1)
-    newpkgs = trans.newpackages()
-    newpkgsfp = {}
-    if newpkgs:
-       downloadsize = 0
-       for p in newpkgs:
-           downloadsize += p.lookup_num(solv.SOLVABLE_DOWNLOADSIZE)
-       print "Downloading %d packages, %d K" % (len(newpkgs), downloadsize)
-       for p in newpkgs:
-           repo = p.repo.appdata
-           location, medianr = p.lookup_location()
-           if not location:
-               continue
-           if repo.type == 'commandline':
-               f = solv.xfopen(location)
-               if not f:
-                   sys.exit("\n%s: %s not found" % location)
-               newpkgsfp[p.id] = f
-               continue
-           if not sysrepo.handle.isempty() and os.access('/usr/bin/applydeltarpm', os.X_OK):
-               pname = p.name
-               di = p.repo.Dataiterator(solv.SOLVID_META, solv.DELTA_PACKAGE_NAME, pname, Dataiterator.SEARCH_STRING)
-               di.prepend_keyname(solv.REPOSITORY_DELTAINFO)
-               for d in di:
-                   d.setpos_parent()
-                   if pool.lookup_id(solv.SOLVID_POS, solv.DELTA_PACKAGE_EVR) != p.evrid or pool.lookup_id(solv.SOLVID_POS, solv.DELTA_PACKAGE_ARCH) != p.archid:
-                       continue
-                   baseevrid = pool.lookup_id(solv.SOLVID_POS, solv.DELTA_BASE_EVR)
-                   candidate = None
-                   for installedp in pool.providers(p.nameid):
-                       if installedp.isinstalled() and installedp.nameid == p.nameid and installedp.archid == p.archid and installedp.evrid == baseevrid:
-                           candidate = installedp
-                   if not candidate:
-                       continue
-                   seq = pool.lookup_str(solv.SOLVID_POS, solv.DELTA_SEQ_NAME) + '-' + pool.lookup_str(solv.SOLVID_POS, solv.DELTA_SEQ_EVR) + '-' + pool.lookup_str(solv.SOLVID_POS, solv.DELTA_SEQ_NUM)
-                   st = subprocess.call(['/usr/bin/applydeltarpm', '-a', p.arch, '-c', '-s', seq])
-                   if st:
-                       continue
-                   chksum = pool.lookup_checksum(solv.SOLVID_POS, solv.DELTA_CHECKSUM)
-                   if not chksum:
-                       continue
-                   dloc = pool.lookup_str(solv.SOLVID_POS, solv.DELTA_LOCATION_DIR) + '/' + pool.lookup_str(solv.SOLVID_POS, solv.DELTA_LOCATION_NAME) + '-' + pool.lookup_str(solv.SOLVID_POS, solv.DELTA_LOCATION_EVR) + '.' + pool.lookup_str(solv.SOLVID_POS, solv.DELTA_LOCATION_SUFFIX)
-                   f = repo.download(dloc, False, chksum)
-                   if not f:
-                       continue
-                   nf = tempfile.TemporaryFile()
-                   nf = os.dup(nf.fileno())
-                   st = subprocess.call(['/usr/bin/applydeltarpm', '-a', p.arch, "/dev/fd/%d" % solv.xfileno(f), "/dev/fd/%d" % nf])
-                   solv.xfclose(f)
-                   os.lseek(nf, 0, os.SEEK_SET)
-                   newpkgsfp[p.id] = solv.xfopen_fd("", nf)
-                   break
-               if p.id in newpkgsfp:
-                   sys.stdout.write("d")
-                   sys.stdout.flush()
-                   continue
-                       
-           if repo.type == 'susetags':
-               datadir = repo.handle.lookup_str(solv.SOLVID_META, solv.SUSETAGS_DATADIR)
-               if not datadir:
-                   datadir = 'suse'
-               location = datadir + '/' + location
-           chksum = p.lookup_checksum(solv.SOLVABLE_CHECKSUM)
-           f = repo.download(location, False, chksum)
-           if not f:
-               sys.exit("\n%s: %s not found in repository" % (repo.name, location))
-           newpkgsfp[p.id] = f
-           sys.stdout.write(".")
-           sys.stdout.flush()
-       print
-    print "Committing transaction:"
-    print
-    ts = rpm.TransactionSet('/')
-    ts.setVSFlags(rpm._RPMVSF_NOSIGNATURES)
-    erasenamehelper = {}
-    for p in trans.steps():
-       type = trans.steptype(p, Transaction.SOLVER_TRANSACTION_RPM_ONLY)
-       if type == Transaction.SOLVER_TRANSACTION_ERASE:
-           rpmdbid = p.lookup_num(solv.RPM_RPMDBID)
-           erasenamehelper[p.name] = p
-           if not rpmdbid:
-               sys.exit("\ninternal error: installed package %s has no rpmdbid\n" % p.str())
-           ts.addErase(rpmdbid)
-       elif type == Transaction.SOLVER_TRANSACTION_INSTALL:
-           f = newpkgsfp[p.id]
-           h = ts.hdrFromFdno(solv.xfileno(f))
-           os.lseek(solv.xfileno(f), 0, os.SEEK_SET)
-           ts.addInstall(h, p, 'u')
-       elif type == Transaction.SOLVER_TRANSACTION_MULTIINSTALL:
-           f = newpkgsfp[p.id]
-           h = ts.hdrFromFdno(solv.xfileno(f))
-           os.lseek(solv.xfileno(f), 0, os.SEEK_SET)
-           ts.addInstall(h, p, 'i')
-    checkproblems = ts.check()
-    if checkproblems:
-       print checkproblems
-       sys.exit("Sorry.")
-    ts.order()
-    def runCallback(reason, amount, total, p, d):
-       if reason == rpm.RPMCALLBACK_INST_OPEN_FILE:
-           return solv.xfileno(newpkgsfp[p.id])
-       if reason == rpm.RPMCALLBACK_INST_START:
-           print "install", p.str()
-       if reason == rpm.RPMCALLBACK_UNINST_START:
-           # argh, p is just the name of the package
-           if p in erasenamehelper:
-               p = erasenamehelper[p]
-               print "erase", p.str()
-    runproblems = ts.run(runCallback, '')
-    if runproblems:
-       print runproblems
-       sys.exit(1)
+# up magic: use install instead of update if no installed package matches
+for job in jobs:
+    if cmd == 'up' and job.isemptyupdate():
+        job.how ^= solv.Job.SOLVER_UPDATE ^ solv.Job.SOLVER_INSTALL
+    if options.best:
+        job.how |= solv.Job.SOLVER_FORCEBEST
+    if options.clean:
+        job.how |= solv.Job.SOLVER_CLEANDEPS
+
+#pool.set_debuglevel(2)
+solver = pool.Solver()
+solver.set_flag(solv.Solver.SOLVER_FLAG_SPLITPROVIDES, 1);
+if cmd == 'erase':
+    solver.set_flag(solv.Solver.SOLVER_FLAG_ALLOW_UNINSTALL, 1);
+
+while True:
+    problems = solver.solve(jobs)
+    if not problems:
+        break
+    for problem in problems:
+        print("Problem %d/%d:" % (problem.id, len(problems)))
+        print(problem)
+        solutions = problem.solutions()
+        for solution in solutions:
+            print("  Solution %d:" % solution.id)
+            elements = solution.elements(True)
+            for element in elements:
+                print("  - %s" % element.str())
+            print('')
+        sol = ''
+        while not (sol == 's' or sol == 'q' or (sol.isdigit() and int(sol) >= 1 and int(sol) <= len(solutions))):
+            sys.stdout.write("Please choose a solution: ")
+            sys.stdout.flush()
+            sol = sys.stdin.readline().strip()
+        if sol == 's':
+            continue        # skip problem
+        if sol == 'q':
+            sys.exit(1)
+        solution = solutions[int(sol) - 1]
+        for element in solution.elements():
+            newjob = element.Job()
+            if element.type == solv.Solver.SOLVER_SOLUTION_JOB:
+                jobs[element.jobidx] = newjob
+            else:
+                if newjob and newjob not in jobs:
+                    jobs.append(newjob)
+                    
+# no problems, show transaction
+trans = solver.transaction()
+del solver
+if trans.isempty():
+    print("Nothing to do.")
     sys.exit(0)
+print('')
+print("Transaction summary:")
+print('')
+for cl in trans.classify(solv.Transaction.SOLVER_TRANSACTION_SHOW_OBSOLETES | solv.Transaction.SOLVER_TRANSACTION_OBSOLETE_IS_UPGRADE):
+    if cl.type == solv.Transaction.SOLVER_TRANSACTION_ERASE:
+        print("%d erased packages:" % cl.count)
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_INSTALL:
+        print("%d installed packages:" % cl.count)
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_REINSTALLED:
+        print("%d reinstalled packages:" % cl.count)
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_DOWNGRADED:
+        print("%d downgraded packages:" % cl.count)
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_CHANGED:
+        print("%d changed packages:" % cl.count)
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_UPGRADED:
+        print("%d upgraded packages:" % cl.count)
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_VENDORCHANGE:
+        print("%d vendor changes from '%s' to '%s':" % (cl.count, cl.fromstr, cl.tostr))
+    elif cl.type == solv.Transaction.SOLVER_TRANSACTION_ARCHCHANGE:
+        print("%d arch changes from '%s' to '%s':" % (cl.count, cl.fromstr, cl.tostr))
+    else:
+        continue
+    for p in cl.solvables():
+        if cl.type == solv.Transaction.SOLVER_TRANSACTION_UPGRADED or cl.type == solv.Transaction.SOLVER_TRANSACTION_DOWNGRADED:
+            op = trans.othersolvable(p)
+            print("  - %s -> %s" % (p, op))
+        else:
+            print("  - %s" % p)
+    print('')
+print("install size change: %d K" % trans.calc_installsizechange())
+print('')
+
+while True:
+    sys.stdout.write("OK to continue (y/n)? ")
+    sys.stdout.flush()
+    yn = sys.stdin.readline().strip()
+    if yn == 'y': break
+    if yn == 'n' or yn == 'q': sys.exit(1)
+newpkgs = trans.newsolvables()
+newpkgsfp = {}
+if newpkgs:
+    downloadsize = 0
+    for p in newpkgs:
+        downloadsize += p.lookup_num(solv.SOLVABLE_DOWNLOADSIZE)
+    print("Downloading %d packages, %d K" % (len(newpkgs), downloadsize / 1024))
+    for p in newpkgs:
+        repo = p.repo.appdata
+        location, medianr = p.lookup_location()
+        if not location:
+            continue
+        if repo.type == 'commandline':
+            f = solv.xfopen(location)
+            if not f:
+                sys.exit("\n%s: %s not found" % location)
+            newpkgsfp[p.id] = f
+            continue
+        if not sysrepo.handle.isempty() and os.access('/usr/bin/applydeltarpm', os.X_OK):
+            pname = p.name
+            di = p.repo.Dataiterator_meta(solv.DELTA_PACKAGE_NAME, pname, solv.Dataiterator.SEARCH_STRING)
+            di.prepend_keyname(solv.REPOSITORY_DELTAINFO)
+            for d in di:
+                dp = d.parentpos()
+                if dp.lookup_id(solv.DELTA_PACKAGE_EVR) != p.evrid or dp.lookup_id(solv.DELTA_PACKAGE_ARCH) != p.archid:
+                    continue
+                baseevrid = dp.lookup_id(solv.DELTA_BASE_EVR)
+                candidate = None
+                for installedp in pool.whatprovides(p.nameid):
+                    if installedp.isinstalled() and installedp.nameid == p.nameid and installedp.archid == p.archid and installedp.evrid == baseevrid:
+                        candidate = installedp
+                if not candidate:
+                    continue
+                seq = dp.lookup_deltaseq()
+                st = subprocess.call(['/usr/bin/applydeltarpm', '-a', p.arch, '-c', '-s', seq])
+                if st:
+                    continue
+                chksum = dp.lookup_checksum(solv.DELTA_CHECKSUM)
+                if not chksum:
+                    continue
+                dloc, dmedianr = dp.lookup_deltalocation()
+                dloc = repo.packagespath() + dloc
+                f = repo.download(dloc, False, chksum)
+                if not f:
+                    continue
+                nf = tempfile.TemporaryFile()
+                nf = os.dup(nf.fileno())   # get rid of CLOEXEC
+                f.cloexec(0)
+                st = subprocess.call(['/usr/bin/applydeltarpm', '-a', p.arch, "/dev/fd/%d" % f.fileno(), "/dev/fd/%d" % nf])
+                if st:
+                    os.close(nf)
+                    continue
+                os.lseek(nf, 0, os.SEEK_SET)
+                newpkgsfp[p.id] = solv.xfopen_fd("", nf)
+                os.close(nf)
+                break
+            if p.id in newpkgsfp:
+                sys.stdout.write("d")
+                sys.stdout.flush()
+                continue
+                    
+        chksum = p.lookup_checksum(solv.SOLVABLE_CHECKSUM)
+        location = repo.packagespath() + location
+        f = repo.download(location, False, chksum)
+        if not f:
+            sys.exit("\n%s: %s not found in repository" % (repo.name, location))
+        newpkgsfp[p.id] = f
+        sys.stdout.write(".")
+        sys.stdout.flush()
+    print('')
+print("Committing transaction:")
+print('')
+ts = rpm.TransactionSet('/')
+ts.setVSFlags(rpm._RPMVSF_NOSIGNATURES)
+erasenamehelper = {}
+for p in trans.steps():
+    type = trans.steptype(p, solv.Transaction.SOLVER_TRANSACTION_RPM_ONLY)
+    if type == solv.Transaction.SOLVER_TRANSACTION_ERASE:
+        rpmdbid = p.lookup_num(solv.RPM_RPMDBID)
+        erasenamehelper[p.name] = p
+        if not rpmdbid:
+            sys.exit("\ninternal error: installed package %s has no rpmdbid\n" % p)
+        ts.addErase(rpmdbid)
+    elif type == solv.Transaction.SOLVER_TRANSACTION_INSTALL:
+        f = newpkgsfp[p.id]
+        h = ts.hdrFromFdno(f.fileno())
+        os.lseek(f.fileno(), 0, os.SEEK_SET)
+        ts.addInstall(h, p, 'u')
+    elif type == solv.Transaction.SOLVER_TRANSACTION_MULTIINSTALL:
+        f = newpkgsfp[p.id]
+        h = ts.hdrFromFdno(f.fileno())
+        os.lseek(f.fileno(), 0, os.SEEK_SET)
+        ts.addInstall(h, p, 'i')
+checkproblems = ts.check()
+if checkproblems:
+    print(checkproblems)
+    sys.exit("Sorry.")
+ts.order()
+def runCallback(reason, amount, total, p, d):
+    if reason == rpm.RPMCALLBACK_INST_OPEN_FILE:
+        return newpkgsfp[p.id].fileno()
+    if reason == rpm.RPMCALLBACK_INST_START:
+        print("install %s" % p)
+    if reason == rpm.RPMCALLBACK_UNINST_START:
+        # argh, p is just the name of the package
+        if p in erasenamehelper:
+            p = erasenamehelper[p]
+            print("erase %s" % p)
+runproblems = ts.run(runCallback, '')
+if runproblems:
+    print(runproblems)
+    sys.exit(1)
+sys.exit(0)
 
-print "unknown command", cmd
-sys.exit(1)
+# vim: sw=4 et