planetstack/tools/openstack-healthcheck.py

   1 #! /usr/bin/python
   2 import os
   3 import sys
   4 import subprocess
   5 import time
   6
   7 def get_systemd_status(service):
   8     p=subprocess.Popen(["/bin/systemctl", "is-active", service], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
   9     (out, err) = p.communicate()
  10     out = out.strip()
  11     return out
  12
  13 libvirt_enabled = os.system("systemctl -q is-enabled libvirtd.service")==0
  14 nova_compute_enabled = os.system("systemctl -q is-enabled openstack-nova-compute.service")==0
  15 openvswitch_agent_enabled = os.system("systemctl -q is-enabled quantum-openvswitch-agent.service")==0
  16
  17 print "enabled:"
  18 print "  libvirtd=", libvirt_enabled
  19 print "  openstack-nova-compute=", nova_compute_enabled
  20 print "  quantum-openvswitch-agent=", openvswitch_agent_enabled
  21
  22 if (not libvirt_enabled) or (not nova_compute_enabled) or (not openvswitch_agent_enabled):
  23     print "services are not enabled. exiting"
  24     sys.exit(0)
  25
  26 libvirt_status = get_systemd_status("libvirtd.service")
  27 nova_compute_status = get_systemd_status("openstack-nova-compute.service")
  28 openvswitch_agent_status = get_systemd_status("quantum-openvswitch-agent.service")
  29
  30 print "status:"
  31 print "  libvirtd=", libvirt_status
  32 print "  openstack-nova-compute=", nova_compute_status
  33 print "  quantum-openvswitch-agent=", openvswitch_agent_status
  34
  35 if (libvirt_status=="failed") or (nova_compute_status=="failed") or (openvswitch_agent_status=="failed"):
  36     print "services have failed. doing the big restart"
  37     os.system("systemctl stop openstack-nova-compute.service")
  38     os.system("systemctl stop quantum-openvswitch-agent.service")
  39     os.system("systemctl stop libvirtd.service")
  40     time.sleep(5)
  41     os.system("systemctl start libvirtd.service")
  42     time.sleep(5)
  43     os.system("systemctl start quantum-openvswitch-agent.service")
  44     time.sleep(5)
  45     os.system("systemctl start openstack-nova-compute.service")
  46     print "done"
  47
  48
  49
  50