Add a dummy console for the host conservers in case no VMs are running

[invirt/packages/invirt-console.git] / files / usr / sbin / sipb-xen-update-conserver

diff --git a/files/usr/sbin/sipb-xen-update-conserver b/files/usr/sbin/sipb-xen-update-conserver
index 18d0ad8..8d99d64 100755 (executable)
--- a/files/usr/sbin/sipb-xen-update-conserver
+++ b/files/usr/sbin/sipb-xen-update-conserver
@@ -3,22 +3,33 @@
 import sipb_xen_database
 import subprocess
 import os
 import sipb_xen_database
 import subprocess
 import os

+import socket
+from invirt.config import structs as config

 
 

-sipb_xen_database.connect('postgres://sipb-xen@sipb-xen-dev.mit.edu/sipb_xen')
+sipb_xen_database.connect(config.db.uri)

 
 def live_vms():
 
 def live_vms():

-    p = subprocess.Popen(['xm', 'list'], stdout=subprocess.PIPE)
+    p = subprocess.Popen(['/usr/sbin/xm', 'list'], stdout=subprocess.PIPE)

     p.wait()
     output = p.stdout.read()
     vms = [x.split()[0][2:] for x in output.splitlines() if x.startswith('d_')]
     return vms
 
 def reload_conserver():
     p.wait()
     output = p.stdout.read()
     vms = [x.split()[0][2:] for x in output.splitlines() if x.startswith('d_')]
     return vms
 
 def reload_conserver():

-    p = subprocess.Popen(['/etc/init.d/conserver-server', 'restart'], stdout=subprocess.PIPE)
+    p = subprocess.Popen(['/etc/init.d/conserver-server', 'reload'], stdout=subprocess.PIPE)

     p.wait()
 
 if __name__ == '__main__':
     p.wait()
 
 if __name__ == '__main__':

+    hostname = socket.getfqdn().lower()
+    realm = config.authn[0].realm
+    principal = 'host/'+hostname+'@'+realm
+    conftext = '\n'.join('console %s { master %s; }' % (vm, hostname)
+                         for vm in live_vms())

     f = open('/etc/conserver/sipb-xen-consoles.cf', 'w')
     f = open('/etc/conserver/sipb-xen-consoles.cf', 'w')

-    f.write('\n'.join('console %s {}' % vm for vm in live_vms()))
+    f.write(conftext)

     f.close()
     reload_conserver()
     f.close()
     reload_conserver()

+    subprocess.call(['/usr/bin/kinit', '-k', '-t', '/etc/krb5.keytab',
+                     principal])
+    subprocess.call(['/usr/bin/remctl', config.console.hostname,
+                     'console', 'update', conftext])