user password (grafana-tools#219)

* user password

* add password integration test

* password not return bug

rest-admin.go

@@ -47,7 +47,7 @@ func (r *Client) DeleteUser(ctx context.Context, uid uint) (StatusMessage, error
 
 // UpdateUserPermissions updates the permissions of a global user.
 // Requires basic authentication and that the authenticated user is a Grafana Admin.
-// Reflects PUT /api/admin/users/:userId/password API call.
+// Reflects PUT /api/admin/users/:userId/permissions API call.
 func (r *Client) UpdateUserPermissions(ctx context.Context, permissions UserPermissions, uid uint) (StatusMessage, error) {
 	var (
 		raw   []byte
@@ -82,3 +82,22 @@ func (r *Client) SwitchUserContext(ctx context.Context, uid uint, oid uint) (Sta
 	}
 	return resp, nil
 }
+
+// UpdateUserPassword updates the password of a global user.
+// Requires basic authentication and that the authenticated user is a Grafana Admin.
+// Reflects PUT /api/admin/users/:userId/password API call.
+func (r *Client) UpdateUserPassword(ctx context.Context, password UserPassword, uid uint) (StatusMessage, error) {
+	var (
+		raw   []byte
+		reply StatusMessage
+		err   error
+	)
+	if raw, err = json.Marshal(password); err != nil {
+		return StatusMessage{}, err
+	}
+	if raw, _, err = r.put(ctx, fmt.Sprintf("api/admin/users/%d/password", uid), nil, raw); err != nil {
+		return StatusMessage{}, err
+	}
+	err = json.Unmarshal(raw, &reply)
+	return reply, err
+}

rest-admin_integration_test.go

@@ -2,9 +2,10 @@ package sdk_test
 
 import (
 	"context"
-	"github.com/stretchr/testify/assert"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
+
 	sdk "github.com/kubermatic/grafanasdk"
 )
 
@@ -53,6 +54,10 @@ func TestAdminOperations(t *testing.T) {
 	if retrievedUser.IsGrafanaAdmin != true {
 		t.Fatal("user should be an admin but is not")
 	}
+	statusMessage, err := client.UpdateUserPassword(ctx, sdk.UserPassword{Password: "123456"}, uid)
+	if err != nil || *statusMessage.Message != "User password updated" {
+		t.Fatalf("failed to change the user's password")
+	}
 	//Delete user
 	msg, err := client.DeleteUser(ctx, retrievedUser.ID)
 	assert.Nil(t, err)

user.go

@@ -49,3 +49,7 @@ type PageUsers struct {
 	Page       int    `json:"page"`
 	PerPage    int    `json:"perPage"`
 }
+
+type UserPassword struct {
+	Password string `json:"password"`
+}