Fix config loading

go.mod

@@ -14,7 +14,14 @@ require (
 )
 
 require (
+	cloud.google.com/go v0.81.0 // indirect
+	github.com/Azure/go-autorest/autorest v0.9.0 // indirect
+	github.com/Azure/go-autorest/autorest/adal v0.5.0 // indirect
+	github.com/Azure/go-autorest/autorest/date v0.1.0 // indirect
+	github.com/Azure/go-autorest/logger v0.1.0 // indirect
+	github.com/Azure/go-autorest/tracing v0.5.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/dgrijalva/jwt-go v3.2.0+incompatible // indirect
 	github.com/evanphx/json-patch v4.5.0+incompatible // indirect
 	github.com/fsnotify/fsnotify v1.5.1 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect

go.sum

@@ -17,6 +17,7 @@ cloud.google.com/go v0.72.0/go.mod h1:M+5Vjvlc2wnp6tjzE102Dw08nGShTscUx2nZMufOKP
 cloud.google.com/go v0.74.0/go.mod h1:VV1xSbzvo+9QJOxLDaJfTjx5e+MePCpCWwvftOeQmWk=
 cloud.google.com/go v0.78.0/go.mod h1:QjdrLG0uq+YwhjoVOLsS1t7TW8fs36kLs4XO5R5ECHg=
 cloud.google.com/go v0.79.0/go.mod h1:3bzgcEeQlzbuEAYu4mrWhKqWjmpprinYgKJLgKHnbb8=
+cloud.google.com/go v0.81.0 h1:at8Tk2zUz63cLPR0JPWm5vp77pEZmzxEQBEfRKn1VV8=
 cloud.google.com/go v0.81.0/go.mod h1:mk/AM35KwGk/Nm2YSeZbxXdrNK3KZOYHmLkOqC2V6E0=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
 cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
@@ -38,12 +39,17 @@ cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RX
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
+github.com/Azure/go-autorest/autorest v0.9.0 h1:MRvx8gncNaXJqOoLmhNjUAKh33JJF8LyxPhomEtOsjs=
 github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
+github.com/Azure/go-autorest/autorest/adal v0.5.0 h1:q2gDruN08/guU9vAjuPWff0+QIrpH6ediguzdAzXAUU=
 github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
+github.com/Azure/go-autorest/autorest/date v0.1.0 h1:YGrhWfrgtFs84+h0o46rJrlmsZtyZRg470CqAXTZaGM=
 github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
 github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
 github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
+github.com/Azure/go-autorest/logger v0.1.0 h1:ruG4BSDXONFRrZZJ2GUXDiUyVpayPmb1GnWeHDdaNKY=
 github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
+github.com/Azure/go-autorest/tracing v0.5.0 h1:TRn4WjSnkcSy5AEG3pnbtFSwNtwzjr4VYyQflFE619k=
 github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
@@ -95,6 +101,7 @@ github.com/davecgh/go-spew v0.0.0-20151105211317-5215b55f46b2/go.mod h1:J7Y8YcW2
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/docker/docker v0.7.3-0.20190327010347-be7ac8be2ae0/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-units v0.3.3/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=

pkg/client/config.go

@@ -7,35 +7,28 @@ import (
 	"k8s.io/client-go/rest"
 	"k8s.io/client-go/tools/clientcmd"
 	"log"
-	"os"
 	ctrl "sigs.k8s.io/controller-runtime/pkg/client"
+
+	_ "k8s.io/client-go/plugin/pkg/client/auth/azure"
+	// Auth providers
+	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
 )
 
 var scheme = runtime.NewScheme()
 
-const (
-	KUBECONFIG = "KUBECONFIG"
-)
-
 type AivenClient struct {
 	ctrl.Client
 }
 
 func getConfig() *rest.Config {
-	// setup config file
-	var kubeconfig string
-	kubeconfig = os.Getenv(KUBECONFIG)
-	if kubeconfig == "" {
-		log.Fatalf("%s environment variable is reqired for client to work properly.\n"+
-			"naisdevice: 1. Installed? 2. Running? 3. Connected?", KUBECONFIG)
-	}
-
-	// use the current context in kubeconfig
-	configs, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
+	loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
+	configOverrides := &clientcmd.ConfigOverrides{}
+	kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
+	config, err := kubeConfig.ClientConfig()
 	if err != nil {
-		log.Fatalf("authentication: update your kubectcl kubeconfig: %s", err)
+		log.Fatalf("Unable to configure Kubernetes client. Check that naisdevice is connected, and your selected context is correct")
 	}
-	return configs
+	return config
 }
 
 func InitScheme(scheme *runtime.Scheme) {