def test_config_from_annotations(k8s_cluster):
nginx_yaml = TEST_SERVICES_DIR / "nginx/nginx-k8s.yaml"
nginx_with_annotations = yaml.dump_all(
add_pod_spec_annotations(
yaml.safe_load_all(nginx_yaml.read_bytes()),
{
"agent.signalfx.com/monitorType.http": "collectd/nginx",
"agent.signalfx.com/config.80.extraDimensions":
"{source: myapp}",
},
))
with k8s_cluster.create_resources([nginx_with_annotations]):
config = f"""
observers:
- type: k8s-api
monitors: []
"""
with k8s_cluster.run_agent(config) as agent:
assert wait_for(
p(has_datapoint,
agent.fake_services,
dimensions={
"plugin": "nginx",
"source": "myapp"
}))
def test_merges_config_from_annotations_and_agent_yaml(k8s_cluster):
nginx_yaml = TEST_SERVICES_DIR / "nginx/nginx-k8s.yaml"
nginx_with_annotations = yaml.dump_all(
add_pod_spec_annotations(
yaml.safe_load_all(nginx_yaml.read_bytes()),
{
"agent.signalfx.com/monitorType.http": "collectd/nginx",
"agent.signalfx.com/config.80.extraDimensions":
"{source: mytestapp}",
"agent.signalfx.com/config.80.disableEndpointDimensions":
"true",
},
))
with k8s_cluster.create_resources([nginx_with_annotations]):
config = f"""
observers:
- type: k8s-api
monitors:
- type: internal-metrics
- type: collectd/nginx
discoveryRule: 'kubernetes_namespace == "{k8s_cluster.test_namespace}" && port == 80 && container_spec_name == "nginx"'
datapointsToExclude:
- metricName: nginx_requests
"""
with k8s_cluster.run_agent(config) as agent:
assert wait_for(
p(has_datapoint,
agent.fake_services,
dimensions={
"plugin": "nginx",
"source": "mytestapp"
}))
for dp in agent.fake_services.datapoints:
if not has_all_dims(dp, {"source": "mytestapp"}):
continue
assert not has_dim_key(dp, "kubernetes_pod_uid")
ensure_always(p(has_no_datapoint,
agent.fake_services,
metric_name="nginx_requests"),
timeout_seconds=10)
wait_for(
p(has_datapoint,
agent.fake_services,
metric_name="sfxagent.active_monitors",
value=2))
def test_config_from_annotations(k8s_cluster):
nginx_yaml = TEST_SERVICES_DIR / "nginx/nginx-k8s.yaml"
nginx_with_annotations = yaml.dump_all(
add_pod_spec_annotations(
yaml.safe_load_all(nginx_yaml.read_bytes()),
{
"agent.signalfx.com/monitorType.http":
"collectd/nginx",
"agent.signalfx.com/config.80.extraDimensions":
"{source: myapp}",
"agent.signalfx.com/config.80.disableEndpointDimensions":
"true",
"agent.signalfx.com/config.80.datapointsToExclude":
"[{metricName: nginx_connections.active}]",
},
))
with k8s_cluster.create_resources([nginx_with_annotations]):
config = f"""
observers:
- type: k8s-api
monitors: []
"""
with k8s_cluster.run_agent(config) as agent:
assert wait_for(
p(has_datapoint,
agent.fake_services,
dimensions={
"plugin": "nginx",
"source": "myapp"
}))
assert ensure_always(
p(
has_no_datapoint,
agent.fake_services,
metric_name="nginx_connections.active",
dimensions={"source": "myapp"},
))
for dp in agent.fake_services.datapoints:
if not has_all_dims(dp, {"source": "myapp"}):
continue
assert not has_dim_key(dp, "kubernetes_pod_uid")