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-rw-r--r--sdv/docker/sdvstate/internal/validator/kuberef/node_exporter_checker.py65
1 files changed, 65 insertions, 0 deletions
diff --git a/sdv/docker/sdvstate/internal/validator/kuberef/node_exporter_checker.py b/sdv/docker/sdvstate/internal/validator/kuberef/node_exporter_checker.py
new file mode 100644
index 0000000..7262fb1
--- /dev/null
+++ b/sdv/docker/sdvstate/internal/validator/kuberef/node_exporter_checker.py
@@ -0,0 +1,65 @@
+"""
+Node Exporter Check
+"""
+
+import logging
+from tools.kube_utils import kube_api
+from internal.checks.pod_health_check import pod_status, get_logs
+from internal.store_result import store_result
+
+
+def node_exporter_check():
+ """
+ Checks existence & health of node exporter pods
+ """
+ kube = kube_api()
+ namespaces = kube.list_namespace()
+ ns_names = []
+ for nspace in namespaces.items:
+ ns_names.append(nspace.metadata.name)
+
+ result = {'category': 'observability',
+ 'case_name': 'node_exporter_check',
+ 'criteria': 'pass',
+ 'details': []
+ }
+
+ status = []
+
+ flag = False
+
+ logger = logging.getLogger(__name__)
+
+ if 'monitoring' in ns_names:
+ pod_list = kube.list_namespaced_pod('monitoring', watch=False)
+ pods = pod_list.items
+ for pod in pods:
+ if 'node-exporter' in pod.metadata.name:
+ pod_stats = pod_status(logger, pod)
+ if pod_stats['criteria'] == 'fail':
+ pod_stats['logs'] = get_logs(kube, pod)
+ result['criteria'] = 'fail'
+ status.append(pod.metadata.name)
+ status.append(pod_stats)
+ flag = True
+ else:
+ for nspace in namespaces.items:
+ pod_list = kube.list_namespaced_pod(nspace.metadata.name, watch=False)
+ pods = pod_list.items
+ for pod in pods:
+ if 'node-exporter' in pod.metadata.name:
+ pod_stats = pod_status(logger, pod)
+ if pod_stats['criteria'] == 'fail':
+ pod_stats['logs'] = get_logs(kube, pod)
+ result['criteria'] = 'fail'
+ status.append(pod.metadata.name)
+ status.append(pod_stats)
+ flag = True
+
+ if flag is False:
+ result['criteria'] = 'fail'
+
+ result['details'].append(status)
+
+ store_result(logger, result)
+ return result