From 104a1bc8a0f0989cf1beab87c85e19af16062f3f Mon Sep 17 00:00:00 2001
From: Narayan Desai <desai@mcs.anl.gov>
Date: Tue, 31 Aug 2004 14:41:40 +0000
Subject: it mainly works now

(Logical change 1.45)


git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@269 ce84e21b-d406-0410-9b95-82705330c041
---
 src/lib/Server/Generators/servicemgr.py | 47 ++++++++++++++++++++++++++++++---
 1 file changed, 43 insertions(+), 4 deletions(-)

diff --git a/src/lib/Server/Generators/servicemgr.py b/src/lib/Server/Generators/servicemgr.py
index dfee9f224..d2c2a937f 100644
--- a/src/lib/Server/Generators/servicemgr.py
+++ b/src/lib/Server/Generators/servicemgr.py
@@ -3,7 +3,47 @@
 from Bcfg2.Server.Generator import Generator, SingleXMLFileBacked
 
 class ServiceList(SingleXMLFileBacked):
-    pass
+    def Index(self):
+        SingleXMLFileBacked.Index(self)
+        self.services = {}
+        for e in self.entries:
+            m = (e.tag, e.attrib['name'])
+            for s in e.findall('Service'):
+                bs = self.services.get(s.attrib['name'],[])
+                bs.append((m,s))
+                self.services[s.attrib['name']] = bs
+        # now we need to build the index to point __provides__ at
+        self.__provides__ = {'Service':{}}
+        for s in self.services.keys():
+            self.__provides__['Service'][s] = self.GetService
+            self.services[s].sort(self.Sort)
+
+    def GetService(self, entry, metadata):
+        s = self.services[entry.attrib['name']]
+        useful = filter(lambda x:self.MatchMetadata(x[0], metadata), s)
+        return useful[-1][1]
+        
+    def MatchMetadata(self, m, metadata):
+        if m[0] == 'Global':
+            return True
+        elif m[0] == 'Image':
+            if m[1] == metadata.image:
+                return True
+        elif m[0] == 'Class':
+            if m[1] in metadata.classes:
+                return True
+        elif m[0] == 'Host':
+            if m[1] == metadata.hostname:
+                return True
+        return False
+
+    def Sort(self, m1, m2):
+        d = {('Global','Host'):-1,('Global','Image'):-1,("Global",'Class'):-1,
+             ('Image', 'Global'):1, ('Image', 'Image'):0, ('Image', 'Host'):1, ('Image':'Class'):-1,
+             ('Class','Global'):1, ('Class', 'Image'):1, ('Class','Class'):0, ('Class', 'Host'), -1,
+             ('Host', 'Global'):1, ('Host', 'Image'):1, ('Host','Class'):1, ('Host','Host'):0}
+        if d.has_key((m1[0][0], m2[0][0])):
+            return d[(m1[0][0],m2[0][0])]
 
 class servicemgr(Generator):
     '''This is a generator that handles service assignments'''
@@ -12,9 +52,8 @@ class servicemgr(Generator):
     __author__ = 'bcfg-dev@mcs.anl.gov'
 
     def __setup__(self):
-        self.__provides__ = {'Service':{'sshd':self.GetService}}
-        #self.datafile = ServiceList("%s/packages.xml"%(self.data))
-        pass
+        self.srvinfo = ServiceList("%s/packages.xml"%(self.data))
+        self.__provides__ = self.srvinfo.__provides__
 
     def GetService(self,entry,metadata):
         # for now sshd is on
-- 
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