80 lines
2.2 KiB
Go
80 lines
2.2 KiB
Go
package environment
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import (
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"github.com/spf13/cobra"
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apixv1beta1 "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/tools/clientcmd"
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argo "github.com/ian-howell/airshipctl/pkg/client/clientset/versioned"
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)
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// Settings is a container for all of the settings needed by workflows
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type Settings struct {
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// Namespace is the kubernetes namespace to be used during the context of this action
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Namespace string
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// AllNamespaces denotes whether or not to use all namespaces. It will override the Namespace string
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AllNamespaces bool
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// KubeConfigFilePath is the path to the kubernetes configuration file.
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// This flag is only needed when airshipctl is being used
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// out-of-cluster
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KubeConfigFilePath string
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// KubeClient is an instrument for interacting with a kubernetes cluster
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KubeClient kubernetes.Interface
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// ArgoClient is an instrument for interacting with Argo workflows
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ArgoClient argo.Interface
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// CRDClient is an instrument for interacting with CRDs
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CRDClient apixv1beta1.Interface
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// Initialized denotes whether the settings have been initialized or not. It is useful for unit-testing
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Initialized bool
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}
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// InitFlags adds the default settings flags to cmd
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func (s *Settings) InitFlags(cmd *cobra.Command) {
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flags := cmd.PersistentFlags()
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flags.StringVar(&s.KubeConfigFilePath, "kubeconfig", "", "path to kubeconfig")
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flags.StringVar(&s.Namespace, "namespace", "default", "kubernetes namespace to use for the context of this command")
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flags.BoolVar(&s.AllNamespaces, "all-namespaces", false, "use all kubernetes namespaces for the context of this command")
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}
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// Init assigns default values
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func (s *Settings) Init() error {
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if s.Initialized {
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return nil
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}
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if s.KubeConfigFilePath == "" {
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s.KubeConfigFilePath = clientcmd.RecommendedHomeFile
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}
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var err error
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kubeConfig, err := clientcmd.BuildConfigFromFlags("", s.KubeConfigFilePath)
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if err != nil {
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return err
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}
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s.KubeClient, err = kubernetes.NewForConfig(kubeConfig)
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if err != nil {
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return err
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}
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s.ArgoClient, err = argo.NewForConfig(kubeConfig)
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if err != nil {
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return err
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}
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s.CRDClient, err = apixv1beta1.NewForConfig(kubeConfig)
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if err != nil {
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return err
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}
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s.Initialized = true
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return nil
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}
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