Add basic logic for managing vaults

app/models/iam/Policy.model.js

@@ -12,7 +12,7 @@ class PolicyModel extends Model {
             entity_type: String, // user | group
             entity_id: String,
             access_type: String, // allow | deny
-            target_type: { type: String, default: 'application' }, // application | api_scope | machine | machine_group
+            target_type: { type: String, default: 'application' }, // application | api_scope | machine | machine_group | vault
             target_id: String,
             active: { type: Boolean, default: true },
             for_permission: { type: Boolean, default: false },
@@ -209,6 +209,10 @@ class PolicyModel extends Model {
             const MachineGroup = this.models.get('ldap:MachineGroup')
             const group = await MachineGroup.findById(this.target_id)
             target_display = `Computer Group: ${group.name} (${group.machine_ids.length} computers)`
+        } else if ( this.target_type === 'vault' ) {
+            const Vault = this.models.get('vault:Vault')
+            const vault = await Vault.findById(this.target_id)
+            target_display = `Vault: ${vault.name}`
         }
 
         return {