syncplcdb.py

   1 #!/usr/bin/python
   2
   3 import plc
   4 from config import config
   5 import soltesz
   6 import sys
   7
   8 config = config()
   9
  10 def dsites_from_lsites(l_sites):
  11         d_sites = {}
  12         id2lb = {}
  13         for site in l_sites:
  14                 if not site['login_base'] in d_sites:
  15                         d_sites[site['login_base']] = site
  16                         id2lb[site['site_id']] = site['login_base']
  17                 else:
  18                         #print "Two sites have the same login_base value %s!" % site['login_base']
  19                         sys.exit(1)
  20         return (d_sites, id2lb)
  21
  22 def dsn_from_dsln(d_sites, id2lb, l_nodes):
  23         dsn = {}
  24         hn2lb = {}
  25         for node in l_nodes:
  26                 # this won't reach sites without nodes, which I guess isn't a problem.
  27                 if node['site_id'] in id2lb.keys():
  28                         login_base = id2lb[node['site_id']]
  29                 else:
  30                         for i in id2lb:
  31                                 print i, " ", id2lb[i]
  32                         raise Exception, "Node has missing site id!! %s %d" %(node['hostname'], node['site_id'])
  33                 if not login_base in dsn:
  34                         dsn[login_base] = {}
  35                         dsn[login_base]['plc'] = d_sites[login_base]
  36                         dsn[login_base]['monitor'] = {} # event log, or something
  37
  38                 hostname = node['hostname']
  39                 dsn[login_base][hostname] = {}
  40                 dsn[login_base][hostname]['plc'] = node
  41                 dsn[login_base][hostname]['comon'] = {}
  42                 dsn[login_base][hostname]['monitor'] = {}
  43
  44                 hn2lb[hostname] = login_base
  45         return (dsn, hn2lb)
  46
  47 def create_plcdb():
  48
  49         # get sites, and stats
  50         l_sites = plc.getSites({'peer_id':None}, ['login_base', 'site_id'])
  51         if len(l_sites) == 0:
  52                 sys.exit(1)
  53         (d_sites,id2lb) = dsites_from_lsites(l_sites)
  54
  55         # get nodes at each site, and
  56         l_nodes = plc.getNodes({'peer_id':None}, ['hostname', 'site_id', 'version', 'last_updated', 'date_created', 'last_contact', 'pcu_ids'])
  57         (plcdb, hn2lb) = dsn_from_dsln(d_sites, id2lb, l_nodes)
  58
  59         # save information for future.
  60         id2lb = id2lb
  61         hn2lb = hn2lb
  62         db = plcdb
  63
  64         if config.cachenodes:
  65                 soltesz.dbDump("plcdb_hn2lb", hn2lb)
  66                 soltesz.dbDump("l_plcnodes", l_nodes)
  67                 soltesz.dbDump("l_plcsites", l_sites)
  68
  69         return l_nodes
  70
  71
  72 if __name__ == '__main__':
  73         create_plcdb()