mirror of
https://github.com/jcwimer/openstack-exporter
synced 2026-03-24 17:44:42 +00:00
91 lines
4.6 KiB
Python
91 lines
4.6 KiB
Python
import prometheus_client as prom
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import os
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import time
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import traceback
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import openstack
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import datetime
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def openstack_connection():
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conn = openstack.connect(
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auth_url=os.environ["OS_AUTH_URL"],
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project_name=os.environ["OS_PROJECT_NAME"],
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username=os.environ["OS_USERNAME"],
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password=os.environ["OS_PASSWORD"],
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user_domain=os.environ["OS_USER_DOMAIN_NAME"],
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# cacert=os.environ["OS_CACERT"],
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)
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return conn
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def generate_hypervisor_metrics(connection, hypervisor_running_vms, hypervisor_used_ram_mb, hypervisor_total_ram_mb, hypervisor_free_cpus, hypervisor_total_cpus, hypervisor_enabled, hypervisor_up):
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for hypervisor in connection.list_hypervisors():
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print(f'Getting hypervisor {hypervisor.name} metrics.')
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hypervisor_running_vms.labels(hypervisor.name).set(hypervisor.running_vms)
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hypervisor_used_ram_mb.labels(hypervisor.name).set(hypervisor.memory_used)
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hypervisor_total_ram_mb.labels(hypervisor.name).set(hypervisor.memory_size)
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hypervisor_free_cpus.labels(hypervisor.name).set(hypervisor.vcpus_used)
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hypervisor_total_cpus.labels(hypervisor.name).set(hypervisor.vcpus)
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if hypervisor.status == "enabled":
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hypervisor_enabled.labels(hypervisor.name).set(1)
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else:
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hypervisor_enabled.labels(hypervisor.name).set(0)
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if hypervisor.state == "up":
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hypervisor_up.labels(hypervisor.name).set(1)
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else:
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hypervisor_up.labels(hypervisor.name).set(0)
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def generate_nova_metrics(connection,api_gauge):
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start_time = datetime.datetime.now()
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for server in connection.compute.servers():
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name = server
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end_time = datetime.datetime.now()
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time_took = end_time - start_time
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seconds_took = time_took.seconds
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print(f'Nova took {seconds_took} seconds')
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api_gauge.labels('nova').set(seconds_took)
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def generate_neutron_metrics(connection,api_gauge):
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project = connection.current_project
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start_time = datetime.datetime.now()
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for network in connection.network.networks(project_id=project.id):
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name = network
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end_time = datetime.datetime.now()
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time_took = end_time - start_time
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seconds_took = time_took.seconds
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print(f'Neutron took {seconds_took} seconds')
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api_gauge.labels('neutron').set(seconds_took)
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def generate_cinder_metrics(connection,api_gauge):
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start_time = datetime.datetime.now()
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for volume in connection.volume.volumes():
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name = volume
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end_time = datetime.datetime.now()
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time_took = end_time - start_time
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seconds_took = time_took.seconds
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print(f'Cinder took {seconds_took} seconds')
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api_gauge.labels('cinder').set(seconds_took)
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if __name__ == '__main__':
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print("Starting server on port 8000")
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api_metrics = prom.Gauge('openstack_api_response_seconds', 'Time for openstack api to execute.', ['api_name'])
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hypervisor_running_vms = prom.Gauge('openstack_hypervisor_running_vms', 'Number of VMs running on this hypervisor.',['hypervisor_hostname'])
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hypervisor_used_ram_mb = prom.Gauge('openstack_hypervisor_used_ram_mb', 'Total MB of used RAM on the hypervisor.',['hypervisor_hostname'])
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hypervisor_total_ram_mb = prom.Gauge('openstack_hypervisor_total_ram_mb', 'Total MB of RAM on the hypervisor.',['hypervisor_hostname'])
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hypervisor_used_cpus = prom.Gauge('openstack_hypervisor_used_cpus', 'Total VCPUs used on the hypervisor.',['hypervisor_hostname'])
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hypervisor_total_cpus = prom.Gauge('openstack_hypervisor_total_cpus', 'Total VCPUs on the hypervisor.',['hypervisor_hostname'])
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hypervisor_enabled = prom.Gauge('openstack_hypervisor_enabled', 'nova-compute service status on hypervisor. 1 is enabled 0 is disabled.',['hypervisor_hostname'])
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hypervisor_up = prom.Gauge('openstack_hypervisor_up', 'nova-compute service state on hypervisor. 1 is up 0 is down.',['hypervisor_hostname'])
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prom.start_http_server(8000)
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while True:
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try:
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print("Gathering metrics...")
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connection = openstack_connection()
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generate_nova_metrics(connection,api_metrics)
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generate_neutron_metrics(connection,api_metrics)
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generate_cinder_metrics(connection,api_metrics)
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generate_hypervisor_metrics(connection, hypervisor_running_vms, hypervisor_used_ram_mb, hypervisor_total_ram_mb, hypervisor_used_cpus, hypervisor_total_cpus, hypervisor_enabled, hypervisor_up)
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connection.close()
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print("Waiting 30 seconds to gather more metrics.")
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time.sleep(30)
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except Exception:
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print(traceback.print_exc()) |