Add gevent to node daemon

Required for the Metadata API instance.

debian/control

@@ -8,7 +8,7 @@ X-Python3-Version: >= 3.2
 
 Package: pvc-daemon-node
 Architecture: all
-Depends: systemd, pvc-daemon-common, python3-kazoo, python3-psutil, python3-apscheduler, python3-libvirt, python3-psycopg2, python3-dnspython, python3-yaml, python3-distutils, python3-rados, ipmitool, libvirt-daemon-system, arping, vlan, bridge-utils, dnsmasq, nftables, pdns-server, pdns-backend-pgsql
+Depends: systemd, pvc-daemon-common, python3-kazoo, python3-psutil, python3-apscheduler, python3-libvirt, python3-psycopg2, python3-dnspython, python3-yaml, python3-distutils, python3-rados, python3-gevent, ipmitool, libvirt-daemon-system, arping, vlan, bridge-utils, dnsmasq, nftables, pdns-server, pdns-backend-pgsql
 Suggests: pvc-client-api, pvc-client-cli
 Description: Parallel Virtual Cluster node daemon (Python 3)
  A KVM/Zookeeper/Ceph-based VM and private cloud manager

node-daemon/pvcnoded/fencing.py

@@ -35,7 +35,7 @@ def fenceNode(node_name, zk_conn, config, logger):
     failcount = 0
     while failcount < failcount_limit:
         # Wait 5 seconds
-        time.sleep(config.keepalive_interval)
+        time.sleep(config['keepalive_interval'])
         # Get the state
         node_daemon_state = zkhandler.readdata(zk_conn, '/nodes/{}/daemonstate'.format(node_name))
         # Is it still 'dead'
@@ -57,7 +57,7 @@ def fenceNode(node_name, zk_conn, config, logger):
     # Shoot it in the head
     fence_status = rebootViaIPMI(ipmi_hostname, ipmi_username, ipmi_password, logger)
     # Hold to ensure the fence takes effect and system stabilizes
-    time.sleep(config.keepalive_interval * 2)
+    time.sleep(config['keepalive_interval'] * 2)
 
     # Force into secondary network state if needed
     if node_name in config['coordinators']: