diff options
Diffstat (limited to 'src/lib/Bcfg2/Server/Plugins/Probes.py')
| -rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Probes.py | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/src/lib/Bcfg2/Server/Plugins/Probes.py b/src/lib/Bcfg2/Server/Plugins/Probes.py index 76aab69b5..270bfa62d 100644 --- a/src/lib/Bcfg2/Server/Plugins/Probes.py +++ b/src/lib/Bcfg2/Server/Plugins/Probes.py @@ -15,7 +15,12 @@ import Bcfg2.Server.FileMonitor from Bcfg2.Logger import Debuggable from Bcfg2.Server.Statistics import track_statistics -HAS_DJANGO = False +try: + from django.db import models + HAS_DJANGO = True +except ImportError: + HAS_DJANGO = False + # pylint: disable=C0103 ProbesDataModel = None ProbesGroupsModel = None @@ -25,13 +30,10 @@ ProbesGroupsModel = None def load_django_models(): """ Load models for Django after option parsing has completed """ # pylint: disable=W0602 - global ProbesDataModel, ProbesGroupsModel, HAS_DJANGO + global ProbesDataModel, ProbesGroupsModel # pylint: enable=W0602 - try: - from django.db import models - HAS_DJANGO = True - except ImportError: - HAS_DJANGO = False + + if not HAS_DJANGO: return class ProbesDataModel(models.Model, # pylint: disable=W0621,W0612 @@ -74,6 +76,7 @@ class ProbeStore(Debuggable): def __init__(self, core, datadir): # pylint: disable=W0613 Debuggable.__init__(self) + self.core = core self._groupcache = Bcfg2.Server.Cache.Cache("Probes", "probegroups") self._datacache = Bcfg2.Server.Cache.Cache("Probes", "probedata") @@ -134,7 +137,7 @@ class DBProbeStore(ProbeStore, Bcfg2.Server.Plugin.DatabaseBacked): Bcfg2.Server.Cache.expire("Probes", "probegroups", hostname) groupdata = ProbesGroupsModel.objects.filter(hostname=hostname) self._groupcache[hostname] = list(set(r.group for r in groupdata)) - Bcfg2.Server.Cache.expire("Metadata", hostname) + self.core.metadata_cache.expire(hostname) @Bcfg2.Server.Plugin.DatabaseBacked.get_db_lock def set_groups(self, hostname, groups): @@ -155,7 +158,7 @@ class DBProbeStore(ProbeStore, Bcfg2.Server.Plugin.DatabaseBacked): ProbesGroupsModel.objects.filter( hostname=hostname).exclude(group__in=groups).delete() if olddata != groups: - Bcfg2.Server.Cache.expire("Metadata", hostname) + self.core.metadata_cache.expire(hostname) def _load_data(self, hostname): Bcfg2.Server.Cache.expire("Probes", "probegroups", hostname) @@ -168,7 +171,7 @@ class DBProbeStore(ProbeStore, Bcfg2.Server.Plugin.DatabaseBacked): time.mktime(pdata.timestamp.timetuple()) ts_set = True self._datacache[hostname][pdata.probe] = ProbeData(pdata.data) - Bcfg2.Server.Cache.expire("Metadata", hostname) + self.core.metadata_cache.expire(hostname) @Bcfg2.Server.Plugin.DatabaseBacked.get_db_lock def set_data(self, hostname, data): @@ -198,7 +201,7 @@ class DBProbeStore(ProbeStore, Bcfg2.Server.Plugin.DatabaseBacked): qset.delete() expire_metadata = True if expire_metadata: - Bcfg2.Server.Cache.expire("Metadata", hostname) + self.core.metadata_cache.expire(hostname) class XMLProbeStore(ProbeStore): @@ -234,7 +237,7 @@ class XMLProbeStore(ProbeStore): self._groupcache[client.get('name')].append( pdata.get('name')) - Bcfg2.Server.Cache.expire("Metadata") + self.core.metadata_cache.expire() def _load_groups(self, hostname): self._load_data(hostname) @@ -274,7 +277,7 @@ class XMLProbeStore(ProbeStore): olddata = self._groupcache.get(hostname, []) self._groupcache[hostname] = groups if olddata != groups: - Bcfg2.Server.Cache.expire("Metadata", hostname) + self.core.metadata_cache.expire(hostname) def set_data(self, hostname, data): Bcfg2.Server.Cache.expire("Probes", "probedata", hostname) @@ -285,7 +288,7 @@ class XMLProbeStore(ProbeStore): self._datacache[hostname][probe] = pdata expire_metadata |= olddata != data if expire_metadata: - Bcfg2.Server.Cache.expire("Metadata", hostname) + self.core.metadata_cache.expire(hostname) class ClientProbeDataSet(dict): @@ -304,7 +307,8 @@ class ProbeData(str): # pylint: disable=E0012,R0924 .json, and .yaml properties to provide convenient ways to use ProbeData objects as XML, JSON, or YAML data """ def __new__(cls, data): - if isinstance(data, unicode): + # prevent double encoding utf-8 in python3 + if isinstance(data, unicode) and not isinstance(data, str): return str.__new__(cls, data.encode('utf-8')) else: return str.__new__(cls, data) |