69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
from i3pystatus import IntervalModule
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# requires python-novaclient
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from novaclient.v2 import client
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import webbrowser
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class Openstack_vms(IntervalModule):
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"""
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Displays the number of VMs in an openstack cluster in ACTIVE and
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non-ACTIVE states.
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Requires: python-novaclient
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"""
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settings = (
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("auth_url", "OpenStack cluster authentication URL (OS_AUTH_URL)"),
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("username", "Username for OpenStack authentication (OS_USERNAME)"),
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("password", "Password for Openstack authentication (OS_PASSWORD)"),
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("tenant_name", "Tenant/Project name to view (OS_TENANT_NAME)"),
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("color", "Display color when non-active VMs are =< `threshold`"),
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("crit_color", "Display color when non-active VMs are => `threshold`"),
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("threshold", "Set critical indicators when non-active VM pass this "
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"number"),
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("horizon_url", "When clicked, open this URL in a browser")
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)
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required = ("auth_url", "password", "tenant_name", "username")
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color = "#00FF00"
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crit_color = "#FF0000"
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threshold = 0
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horizon_url = None
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format = "{tenant_name}: {active_servers} active, "\
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"{nonactive_servers} non-active"
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on_leftclick = "openurl"
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def run(self):
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nclient = client.Client(
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self.username,
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self.password,
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self.tenant_name,
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self.auth_url
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)
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active_servers = 0
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nonactive_servers = 0
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server_list = nclient.servers.list()
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for server in server_list:
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if server.status == 'ACTIVE':
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active_servers = active_servers + 1
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else:
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nonactive_servers = nonactive_servers + 1
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if nonactive_servers > self.threshold:
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display_color = self.crit_color
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else:
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display_color = self.color
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cdict = {
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"tenant_name": self.tenant_name,
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"active_servers": active_servers,
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"nonactive_servers": nonactive_servers,
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}
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self.output = {
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"full_text": self.format.format(**cdict),
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"color": display_color
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}
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def openurl(self):
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webbrowser.open_new_tab(self.horizon_url)
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