Add initial PoC

This commit is contained in:
Peter Šurda 2020-09-19 10:03:40 +02:00
parent 9aa71a20de
commit 78d6d913ef
Signed by: PeterSurda
GPG Key ID: 0C5F50C0B5F37D87
2 changed files with 80 additions and 0 deletions

6
site.conf Normal file
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[global]
server.socket_host: '127.0.0.1'
server.socket_port: 8080
server.thread_pool: 4
log.screen: False
engine.autoreload.on: False

74
virtpool.py Normal file
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#!/usr/bin/python3
"""Agent for setting up accounts for sysdeploy clients"""
# pylint: disable=subprocess-run-check,too-few-public-methods
import os
import sys
import cherrypy
import libvirt
class Client():
"""Main manager class"""
uris = {
'qemu+ssh://pool@reserve.homedevops/system',
'qemu+ssh://root@check2.homedevops/system',
'qemu+ssh://root@check3.homedevops/system'
}
def __init__(self):
self.status = {}
self.connections = {}
for i in self.uris:
self.connections[i] = libvirt.open(i)
@cherrypy.expose
def getavailable(self):
out = ""
for n, c in self.connections.items():
# cmap = c.getCPUMap()
# out += "CPUs: {}".format(str(cmap[0]))
# out += "Available: {}".format(str(cmap[1]))
nodeinfo = c.getInfo()
mem = nodeinfo[1]
cpus = nodeinfo[2]
usedmem = 0
usedcpus = 0
domain_ids = c.listDomainsID()
for did in domain_ids:
dom = c.lookupByID(did)
state, maxmem, mem2, cpus, cput = dom.info()
usedmem += maxmem/1024
usedcpus += cpus
out += "{}: {}/{} CPUs free,{}MiB/{}MiB memory free<br/>\n".format(
n,
cpus - usedcpus, cpus,
str((mem - usedmem)),
str(mem))
return out
ROOT = Client()
CONF = os.path.join(os.path.dirname(__file__), 'site.conf')
if __name__ == '__main__':
# cherrypy.config.update(CONF)
cherrypy.server.socket_host = '127.0.0.1'
cherrypy.server.socket_port = 8080
ENGINE = cherrypy.engine
# cherrypy.process.plugins.Daemonizer(engine).subscribe()
# cherrypy.process.plugins.DropPrivileges(
# ENGINE, uid='cherrypy', gid='cherrypy').subscribe()
cherrypy.tree.mount(Client())
if hasattr(ENGINE, "signal_handler"):
ENGINE.signal_handler.subscribe()
if hasattr(ENGINE, "console_control_handler"):
ENGINE.console_control_handler.subscribe()
try:
ENGINE.start()
except Exception: # pylint: disable=broad-except
sys.exit(1)
else:
ENGINE.block()