diff options
Diffstat (limited to 'src/lib/Bcfg2/Server/Plugins/Packages/Yum.py')
| -rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Packages/Yum.py | 62 |
1 files changed, 41 insertions, 21 deletions
diff --git a/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py b/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py index b98d3f419..f26ded4c5 100644 --- a/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py +++ b/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py @@ -63,6 +63,7 @@ import Bcfg2.Server.Plugin import Bcfg2.Server.FileMonitor from lockfile import FileLock from Bcfg2.Utils import Executor +from distutils.spawn import find_executable # pylint: disable=E0611 # pylint: disable=W0622 from Bcfg2.Compat import StringIO, cPickle, HTTPError, URLError, \ ConfigParser, any @@ -89,7 +90,9 @@ try: import yum try: import json - except ImportError: + # py2.4 json library is structured differently + json.loads # pylint: disable=W0104 + except (ImportError, AttributeError): import simplejson as json HAS_YUM = True except ImportError: @@ -340,25 +343,21 @@ class YumCollection(Collection): @property def helper(self): - """ The full path to :file:`bcfg2-yum-helper`. First, we - check in the config file to see if it has been explicitly - specified; next we see if it's in $PATH (which we do by making - a call to it; I wish there was a way to do this without - forking, but apparently not); finally we check in /usr/sbin, - the default location. """ + """The full path to :file:`bcfg2-yum-helper`. First, we check in the + config file to see if it has been explicitly specified; next + we see if it's in $PATH; finally we default to /usr/sbin, the + default location. """ + # pylint: disable=W0212 if not self._helper: - # pylint: disable=W0212 self.__class__._helper = Bcfg2.Options.setup.yum_helper if not self.__class__._helper: # first see if bcfg2-yum-helper is in PATH - try: - self.debug_log("Checking for bcfg2-yum-helper in $PATH") - self.cmd.run(['bcfg2-yum-helper']) - self.__class__._helper = 'bcfg2-yum-helper' - except OSError: + self.debug_log("Checking for bcfg2-yum-helper in $PATH") + self.__class__._helper = find_executable('bcfg2-yum-helper') + if not self.__class__._helper: self.__class__._helper = "/usr/sbin/bcfg2-yum-helper" - # pylint: enable=W0212 - return self._helper + return self.__class__._helper + # pylint: enable=W0212 @property def use_yum(self): @@ -417,6 +416,25 @@ class YumCollection(Collection): yumconf.write(open(self.cfgfile, 'w')) + def get_arch(self): + """ If 'arch' for each source is the same, return that arch, otherwise + None. + + This helps bcfg2-yum-helper when the client arch is + incompatible with the bcfg2 server's arch. + + In case multiple arches are found, punt back to the default behavior. + """ + arches = set() + for source in self: + for url_map in source.url_map: + if url_map['arch'] in self.metadata.groups: + arches.add(url_map['arch']) + if len(arches) == 1: + return arches.pop() + else: + return None + def get_config(self, raw=False): # pylint: disable=W0221 """ Get the yum configuration for this collection. @@ -839,7 +857,7 @@ class YumCollection(Collection): return new @track_statistics() - def complete(self, packagelist): + def complete(self, packagelist, recommended=None): """ Build a complete list of all packages and their dependencies. When using the Python yum libraries, this defers to the @@ -857,7 +875,7 @@ class YumCollection(Collection): resolved. """ if not self.use_yum: - return Collection.complete(self, packagelist) + return Collection.complete(self, packagelist, recommended) lock = FileLock(os.path.join(self.cachefile, "lock")) slept = 0 @@ -872,10 +890,12 @@ class YumCollection(Collection): if packagelist: try: - result = self.call_helper( - "complete", - dict(packages=list(packagelist), - groups=list(self.get_relevant_groups()))) + helper_dict = dict(packages=list(packagelist), + groups=list(self.get_relevant_groups())) + arch = self.get_arch() + if arch is not None: + helper_dict['arch'] = arch + result = self.call_helper("complete", helper_dict) except ValueError: # error reported by call_helper() return set(), packagelist |