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nixos/kubernetes: fix control-plane-online prestart dependency

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The kubeconfig provided to the kubernetes-control-plane-online.service
is invalid. However, the apiserver /healthz endpoint can be accessed without auth so it's
simpler to just use curl for that.
This commit is contained in:
Johan Thomsen 2019-04-29 12:43:08 +02:00
parent 535c38dd73
commit 29bf511ef9
1 changed files with 3 additions and 4 deletions
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7
nixos/modules/services/cluster/kubernetes/default.nix
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@ -273,11 +273,10 @@ in {
wantedBy = [ "kube-control-plane-online.target" ];
after = [ "kube-scheduler.service" "kube-controller-manager.service" ];
before = [ "kube-control-plane-online.target" ];
environment.KUBECONFIG = cfg.lib.mkKubeConfig "default" cfg.kubeconfig;
path = [ pkgs.kubectl ];
path = [ pkgs.curl ];
preStart = ''
until kubectl get --raw=/healthz 2>/dev/null; do
echo kubectl get --raw=/healthz: exit status $?
until curl -Ssf ${cfg.apiserverAddress}/healthz do
echo curl -Ssf ${cfg.apiserverAddress}/healthz: exit status $?
sleep 3
done
'';