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feat: adds flag to exclude nodes with specified annotation #1

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feat: adds flag to exclude nodes with specified annotation #1

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7 changes: 7 additions & 0 deletions main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,9 @@ def parse_args(argv=sys.argv[1:]):
p.add_argument('--nodes', default=None, nargs='+', type=str, metavar='NODE',
help='act on the given nodes only')


p.add_argument('--exclude-nodes-with-annotation', default=None, type=str,
help='exclude nodes which has this annotation')
p.add_argument('--cordon-nodes-after', default='30d',
help='cordon nodes as old after they have been up for the given amount of time')
p.add_argument('--notify-after', default='1d',
Expand Down Expand Up @@ -252,6 +255,7 @@ def drain_node(v1, node: client.V1Node, all_pods: List[client.V1Pod], args):

def run():
args = parse_args()


try:
config.load_kube_config()
Expand All @@ -264,6 +268,8 @@ def run():
all_nodes = v1.list_node().items
if args.nodes is not None:
all_nodes = [node for node in all_nodes if node.metadata.name in args.nodes]
if args.exclude_nodes_with_annotation is not None:
all_nodes = [node for node in all_nodes if args.exclude_nodes_with_annotation not in node.metadata.annotations]

all_namespaces = v1.list_namespace().items
all_pods = [
Expand Down Expand Up @@ -293,3 +299,4 @@ def run():

if __name__ == "__main__":
run()