def create_agent_configmap(self, configmap_path):
self.configmap_yaml = yaml.load(open(configmap_path).read())
self.configmap_name = self.configmap_yaml["metadata"]["name"]
self.delete_agent_configmap()
self.agent_yaml = yaml.load(self.configmap_yaml["data"]["agent.yaml"])
del self.agent_yaml["observers"]
if not self.observer and "observers" in self.agent_yaml.keys():
del self.agent_yaml["observers"]
elif self.observer == "k8s-api":
self.agent_yaml["observers"] = [{
"type": self.observer,
"kubernetesAPI": {
"authType": "serviceAccount",
"skipVerify": False
}
}]
elif self.observer == "k8s-kubelet":
self.agent_yaml["observers"] = [{
"type": self.observer,
"kubeletAPI": {
"authType": "serviceAccount",
"skipVerify": True
}
}]
elif self.observer == "docker":
self.agent_yaml["observers"] = [{
"type":
self.observer,
"dockerURL":
"unix:///var/run/docker.sock"
}]
else:
self.agent_yaml["observers"] = [{"type": self.observer}]
self.agent_yaml["globalDimensions"][
"kubernetes_cluster"] = self.cluster_name
self.agent_yaml["intervalSeconds"] = 5
self.agent_yaml["sendMachineID"] = True
self.agent_yaml["useFullyQualifiedHost"] = False
self.agent_yaml["internalStatusHost"] = get_internal_status_host()
if self.backend:
self.agent_yaml["ingestUrl"] = "http://%s:%d" % (
self.backend.ingest_host, self.backend.ingest_port)
self.agent_yaml["apiUrl"] = "http://%s:%d" % (
self.backend.api_host, self.backend.api_port)
if "metricsToExclude" in self.agent_yaml.keys():
del self.agent_yaml["metricsToExclude"]
del self.agent_yaml["monitors"]
self.agent_yaml["monitors"] = self.monitors
self.configmap_yaml["data"]["agent.yaml"] = yaml.dump(self.agent_yaml)
print(
"Creating configmap for observer=%s and monitor(s)=%s from %s ..."
% (self.observer, ",".join([m["type"] for m in self.monitors
]), configmap_path))
create_configmap(body=self.configmap_yaml, namespace=self.namespace)
def deploy(self, agent_yaml=None, wait_for_ready=True):
with self.deploy_unique_rbac_resources():
secret = None
daemonset = None
configmap = None
try:
secret = utils.create_secret("signalfx-agent",
"access-token",
"testing123",
namespace=self.namespace)
print("Created agent secret")
configmap_base = load_resource_yaml(AGENT_CONFIGMAP_PATH)
self.fill_in_configmap(configmap_base, agent_yaml)
configmap = utils.create_configmap(body=configmap_base,
namespace=self.namespace)
print(f"Created agent configmap:\n{configmap_base}")
daemonset_base = load_resource_yaml(AGENT_DAEMONSET_PATH)
daemonset_base["spec"]["template"]["spec"]["containers"][0][
"imagePullPolicy"] = "Always"
daemonset_base["spec"]["template"]["spec"]["containers"][0][
"image"] = self.agent_image_name
daemonset_base["spec"]["template"]["spec"]["containers"][0][
"resources"] = {
"requests": {
"cpu": "50m"
}
}
daemonset = utils.create_daemonset(
body=daemonset_base,
namespace=self.namespace,
wait_for_ready=wait_for_ready)
print(f"Created agent daemonset:\n{daemonset_base}")
yield
finally:
print("\nAgent status:\n%s" % self.get_status())
print("\nAgent logs:\n%s" % self.get_logs())
if daemonset:
utils.delete_daemonset(daemonset.metadata.name,
namespace=self.namespace)
if configmap:
utils.delete_configmap(configmap.metadata.name,
namespace=self.namespace)
if secret:
corev1 = kube_client.CoreV1Api()
corev1.delete_namespaced_secret(
name=secret.metadata.name,
body=kube_client.V1DeleteOptions(
grace_period_seconds=0,
propagation_policy="Background"),
namespace=secret.metadata.namespace,
)
