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Assert that IP range is enough for the nodes (#8720)

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* Assert that IP range is enough for the nodes 

Co-authored-by: Necatican Yıldırım <necaticanyildirim@gmail.com>

* Fixed whitespace

* Fixed errors

* Fixed errors

Co-authored-by: Necatican Yıldırım <necaticanyildirim@gmail.com>
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Elif Akyıldırım 2022-05-05 18:48:20 +03:00 committed by GitHub
parent 674ec92224
commit 0d6ea85167
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7
roles/kubernetes/preinstall/tasks/0020-verify-settings.yml
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@ -183,6 +183,13 @@
msg: "kube_pods_subnet cannot be the same network segment as kube_service_addresses" msg: "kube_pods_subnet cannot be the same network segment as kube_service_addresses"
run_once: yes run_once: yes
- name: "Check that IP range is enough for the nodes"
assert:
that:
- 2 ** (kube_network_node_prefix - kube_pods_subnet | ipaddr('prefix')) >= groups['k8s_cluster'] | length
msg: "Not enough IPs are available for the desired node count."
run_once: yes
- name: Stop if unknown dns mode - name: Stop if unknown dns mode
assert: assert:
that: dns_mode in ['coredns', 'coredns_dual', 'manual', 'none'] that: dns_mode in ['coredns', 'coredns_dual', 'manual', 'none']