config: adapt unit tests

config/config_test.go

@@ -235,14 +235,12 @@ var expectedConf = &Config{
 
 			KubernetesSDConfigs: []*KubernetesSDConfig{
 				{
-					APIServers: []URL{kubernetesSDHostURL()},
+					APIServer: kubernetesSDHostURL(),
-					Role:       KubernetesRoleEndpoint,
+					Role:      KubernetesRoleEndpoint,
 					BasicAuth: &BasicAuth{
 						Username: "myusername",
 						Password: "mypassword",
 					},
-					RequestTimeout: model.Duration(10 * time.Second),
-					RetryInterval:  model.Duration(1 * time.Second),
 				},
 			},
 		},

config/testdata/conf.good.yml

@@ -116,8 +116,7 @@ scrape_configs:
 
   kubernetes_sd_configs:
   - role: endpoint 
-    api_servers:
+    api_server: 'https://localhost:1234'
-    - 'https://localhost:1234'
 
     basic_auth:
       username: 'myusername'

config/testdata/kubernetes_bearertoken.bad.yml

@@ -3,8 +3,7 @@ scrape_configs:
 
     kubernetes_sd_configs:
     - role: node
-      api_servers:
+      api_server: 'https://localhost:1234'
-      - 'https://localhost:1234'
 
       bearer_token: 1234
       bearer_token_file: somefile

config/testdata/kubernetes_bearertoken_basicauth.bad.yml

@@ -3,8 +3,7 @@ scrape_configs:
 
     kubernetes_sd_configs:
     - role: pod
-      api_servers:
+      api_server: 'https://localhost:1234'
-      - 'https://localhost:1234'
 
       bearer_token: 1234
       basic_auth: