237 lines
5.8 KiB
Go
237 lines
5.8 KiB
Go
package openstack
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import (
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"fmt"
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"log"
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"strings"
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"time"
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"github.com/gophercloud/gophercloud"
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"github.com/gophercloud/gophercloud/openstack/db/v1/databases"
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"github.com/gophercloud/gophercloud/openstack/db/v1/users"
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"github.com/hashicorp/terraform/helper/resource"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceDatabaseUserV1() *schema.Resource {
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return &schema.Resource{
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Create: resourceDatabaseUserV1Create,
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Read: resourceDatabaseUserV1Read,
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Delete: resourceDatabaseUserV1Delete,
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Timeouts: &schema.ResourceTimeout{
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Create: schema.DefaultTimeout(10 * time.Minute),
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Delete: schema.DefaultTimeout(10 * time.Minute),
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},
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Schema: map[string]*schema.Schema{
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"region": {
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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DefaultFunc: schema.EnvDefaultFunc("OS_REGION_NAME", ""),
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},
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"name": {
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"instance_id": {
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"password": {
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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Sensitive: true,
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},
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"host": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"databases": {
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Type: schema.TypeSet,
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Optional: true,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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Set: schema.HashString,
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},
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},
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}
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}
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func resourceDatabaseUserV1Create(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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databaseV1Client, err := config.databaseV1Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating cloud database client: %s", err)
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}
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userName := d.Get("name").(string)
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rawDatabases := d.Get("databases").(*schema.Set).List()
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instanceID := d.Get("instance_id").(string)
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var dbs databases.BatchCreateOpts
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for _, db := range rawDatabases {
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dbs = append(dbs, databases.CreateOpts{
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Name: db.(string),
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})
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}
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var usersList users.BatchCreateOpts
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usersList = append(usersList, users.CreateOpts{
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Name: userName,
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Password: d.Get("password").(string),
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Host: d.Get("host").(string),
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Databases: dbs,
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})
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users.Create(databaseV1Client, instanceID, usersList)
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stateConf := &resource.StateChangeConf{
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Pending: []string{"BUILD"},
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Target: []string{"ACTIVE"},
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Refresh: DatabaseUserV1StateRefreshFunc(databaseV1Client, instanceID, userName),
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Timeout: d.Timeout(schema.TimeoutCreate),
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Delay: 10 * time.Second,
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MinTimeout: 3 * time.Second,
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}
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_, err = stateConf.WaitForState()
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if err != nil {
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return fmt.Errorf(
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"Error waiting for user (%s) to be created", err)
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}
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// Store the ID now
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d.SetId(fmt.Sprintf("%s/%s", instanceID, userName))
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return resourceDatabaseUserV1Read(d, meta)
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}
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func resourceDatabaseUserV1Read(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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databaseV1Client, err := config.databaseV1Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating cloud database client: %s", err)
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}
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userID := strings.SplitN(d.Id(), "/", 2)
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if len(userID) != 2 {
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return fmt.Errorf("Invalid openstack_db_user_v1 ID format")
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}
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instanceID := userID[0]
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userName := userID[1]
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exists, userObj, err := DatabaseUserV1State(databaseV1Client, instanceID, userName)
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if err != nil {
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return fmt.Errorf("Error checking user status: %s", err)
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}
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if !exists {
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return fmt.Errorf("User %s was not found: %s", userName, err)
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}
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log.Printf("[DEBUG] Retrieved user %s", userName)
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d.Set("name", userName)
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var databases []string
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for _, dbName := range userObj.Databases {
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databases = append(databases, dbName.Name)
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}
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if err := d.Set("databases", databases); err != nil {
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return fmt.Errorf("Unable to set databases: %s", err)
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}
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return nil
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}
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func resourceDatabaseUserV1Delete(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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databaseV1Client, err := config.databaseV1Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating cloud database client: %s", err)
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}
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userID := strings.SplitN(d.Id(), "/", 2)
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if len(userID) != 2 {
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return fmt.Errorf("Invalid openstack_db_user_v1 ID format")
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}
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instanceID := userID[0]
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userName := userID[1]
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exists, _, err := DatabaseUserV1State(databaseV1Client, instanceID, userName)
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if err != nil {
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return fmt.Errorf("Error checking user status: %s", err)
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}
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if !exists {
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log.Printf("User %s was not found on instance %s", userName, instanceID)
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return nil
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}
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log.Printf("[DEBUG] Retrieved user %s", userName)
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users.Delete(databaseV1Client, instanceID, userName)
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d.SetId("")
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return nil
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}
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// DatabaseUserV1StateRefreshFunc returns a resource.StateRefreshFunc that is used to watch db user.
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func DatabaseUserV1StateRefreshFunc(client *gophercloud.ServiceClient, instanceID string, userName string) resource.StateRefreshFunc {
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return func() (interface{}, string, error) {
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pages, err := users.List(client, instanceID).AllPages()
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if err != nil {
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return nil, "", fmt.Errorf("Unable to retrieve users, pages: %s", err)
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}
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allUsers, err := users.ExtractUsers(pages)
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if err != nil {
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return nil, "", fmt.Errorf("Unable to retrieve users, extract: %s", err)
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}
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for _, v := range allUsers {
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if v.Name == userName {
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return v, "ACTIVE", nil
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}
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}
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return nil, "BUILD", nil
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}
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}
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// DatabaseUserV1State is used to check whether user exists on particular database instance
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func DatabaseUserV1State(client *gophercloud.ServiceClient, instanceID string, userName string) (exists bool, userObj users.User, err error) {
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exists = false
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err = nil
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pages, err := users.List(client, instanceID).AllPages()
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if err != nil {
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return
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}
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allUsers, err := users.ExtractUsers(pages)
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if err != nil {
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return
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}
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for _, v := range allUsers {
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if v.Name == userName {
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exists = true
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userObj = v
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return
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}
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}
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return false, userObj, err
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}
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