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kubeconfig.go
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/
kubeconfig.go
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package k3s
import (
"fmt"
"github.com/pulumi/pulumi-command/sdk/go/command/remote"
"github.com/pulumi/pulumi/sdk/v3/go/pulumi"
"github.com/spigell/pulumi-hcloud-kube-hetzner/internal/program"
"github.com/spigell/pulumi-hcloud-kube-hetzner/internal/utils/ssh/connection"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/client-go/tools/clientcmd/api"
)
func (k *K3S) kubeconfig(ctx *program.Context, con *connection.Connection, deps []pulumi.Resource) (pulumi.AnyOutput, error) {
grabbed, err := remote.NewCommand(ctx.Context(), fmt.Sprintf("get-kubeconfig-on-%s", k.ID), &remote.CommandArgs{
Connection: con.RemoteCommand(),
Create: pulumi.String("sudo cat /etc/rancher/k3s/k3s.yaml"),
}, append(
ctx.Options(),
pulumi.DependsOn(deps),
pulumi.AdditionalSecretOutputs([]string{"stdout"}),
)...)
if err != nil {
return pulumi.AnyOutput{}, fmt.Errorf("error getting kubeconfig: %w", err)
}
kube := grabbed.Stdout.ApplyT(func(v interface{}) (*api.Config, error) {
stdout := v.(string)
kubeconfig, err := clientcmd.Load([]byte(stdout))
if err != nil {
return nil, fmt.Errorf("error parsing kubeconfig: %w", err)
}
ctxName := fmt.Sprintf("%s-direct", ctx.Context().Stack())
kubeconfig.Contexts[ctxName] = kubeconfig.Contexts["default"]
delete(kubeconfig.Contexts, "default")
kubeconfig.CurrentContext = ctxName
return kubeconfig, nil
}).(pulumi.AnyOutput)
return kube, nil
}