From 6cfcc21b8ed084391dc11b7946f546458c424a8d Mon Sep 17 00:00:00 2001
From: Narayan Desai <desai@mcs.anl.gov>
Date: Mon, 20 Dec 2004 17:07:40 +0000
Subject: add error handling

(Logical change 1.171)


git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@747 ce84e21b-d406-0410-9b95-82705330c041
---
 src/lib/Server/Generators/Chiba.py | 62 +++++---------------------------------
 1 file changed, 8 insertions(+), 54 deletions(-)

(limited to 'src/lib')

diff --git a/src/lib/Server/Generators/Chiba.py b/src/lib/Server/Generators/Chiba.py
index 6f442cbe7..5b7cbbddc 100644
--- a/src/lib/Server/Generators/Chiba.py
+++ b/src/lib/Server/Generators/Chiba.py
@@ -1,8 +1,8 @@
 '''This module configures files in a Chiba City specific way'''
 __revision__ = '$Revision$'
 
-from re import compile as regcompile
-from Bcfg2.Server.Generator import Generator, DirectoryBacked, SingleXMLFileBacked
+from socket import gethostbyname, gaierror
+from Bcfg2.Server.Generator import Generator, DirectoryBacked, SingleXMLFileBacked, GeneratorError
 
 class ChibaConf(SingleXMLFileBacked):
     '''This class encapsulates all information needed for all Chiba config ops'''
@@ -20,65 +20,19 @@ class Chiba(Generator):
     __author__ = 'bcfg-dev@mcs.anl.gov'
     __provides__ = {'ConfigFile':{}}
 
-    mayor = regcompile("\$MAYOR")
-
     def __init__(self, core, datastore):
         Generator.__init__(self, core, datastore)
         self.repo = DirectoryBacked(self.data, self.core.fam)
-        self.__provides__['ConfigFile']['/etc/fstab'] = self.build_fstab
-
-    def get_mayor(self, node):
-        '''Get mayor for node'''
-        if 'ccn' in node:
-            return 'cct%sm.mcs.anl.gov' % ((int(node[3:]) / 32) + 1)
-        elif 'ccviz' in node:
-            return 'cct10m.mcs.anl.gov'
-        elif 'ccsto' in node:
-            return 'cct9m.mcs.anl.gov'
-        else:
-            return 'ccprez.mcs.anl.gov'
-
-    def build_fstab(self, entry, metadata):
-        '''build fstab for chiba nodes'''
-        node = metadata.hostname.split('.')[0]
-        mayor = self.get_mayor(node)
-        
-        if 'ccn' in node:
-            nodeclass = 'compute'
-        elif 'ccviz' in node:
-            nodeclass = 'compute'
-        elif 'ccsto' in node:
-            nodeclass = 'storage'
-        elif 'cct' in node:
-            nodeclass = 'mayor'
-        elif 'ccfs' in node:
-            nodeclass = 'fs'
-        else:
-            raise KeyError, node
-
-        entry.attrib['owner'] = 'root'
-        entry.attrib['group'] = 'root'
-        entry.attrib['perms'] = '0644'
-        fsdata = self.repo.entries["fstab_%s" % (nodeclass)]
-        entry.text = self.mayor.sub(mayor, fsdata)
+        self.__provides__['ConfigFile']['/etc/network/interfaces'] = self.build_interfaces
 
     def build_interfaces(self, entry, metadata):
         '''build network configs for clients'''
         entry.attrib['owner'] = 'root'
         entry.attrib['group'] = 'root'
         entry.attrib['perms'] = '0644'
-        entry.text = self.repo.entries['iface-template']
-        # add more here later
-
-    def build_dhcpd(self, entry, metadata):
-        '''build dhcpd.conf for server(s)'''
-        pass
+        try:
+            myriaddr = gethostbyname("%s-myr" % metadata.hostname)
+        except gaierror:
+            raise GeneratorError, ("%s-myr" % metadata.hostname, 'lookup')
+        entry.text = self.repo.entries['interfaces-template'].data % myriaddr
 
-    def build_tftp(self, entry, metadata):
-        '''build tftp files for client netboot'''
-        mayor = self.get_mayor(metadata.hostname.split('.')[0])
-        kvers = '2.4.26'
-        root = '/dev/sda2'
-        data = self.repo.entries['tftp-template']
-        entry.text = data % ( kvers, root, mayor, kvers, kvers, root, mayor, kvers) 
-        entry.attrib.update({'owner':'root', 'group':'root', 'perms':'0600'})
-- 
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