(maint) Raise error when ip address is not given to vm after clone.

lib/vmpooler/pool_manager.rb

@@ -470,6 +470,9 @@ def _clone_vm(pool_name, provider, dns_plugin, request_id = nil, pool_alias = ni
           ip_start = Time.now
           ip = provider.get_vm_ip_address(new_vmname, pool_name)
           ip_finish = format('%<time>.2f', time: Time.now - ip_start)
+
+          raise StandardError, "failed to obtain IP after #{ip_finish} seconds" if ip.nil?
+
           $logger.log('s', "[+] [#{pool_name}] Obtained IP for '#{new_vmname}' in #{ip_finish} seconds")
 
           @redis.with_metrics do |redis|

spec/unit/pool_manager_spec.rb

@@ -989,7 +989,7 @@
         allow(metrics).to receive(:timing)
         expect(metrics).to receive(:timing).with(/clone\./,/0/)
         expect(provider).to receive(:create_vm).with(pool, String)
-        allow(provider).to receive(:get_vm_ip_address)
+        allow(provider).to receive(:get_vm_ip_address).and_return(1)
         allow(subject).to receive(:get_domain_for_pool).and_return('example.com')
         allow(subject).to receive(:get_dns_plugin_class_name_for_pool).and_return(dns_plugin)
         allow(logger).to receive(:log)
@@ -1035,6 +1035,17 @@
       end
     end
 
+    context 'with a failure to get ip address after cloning' do
+      it 'should log a message that it completed being cloned' do
+        allow(metrics).to receive(:timing)
+        expect(metrics).to receive(:timing).with(/clone\./,/0/)
+        expect(provider).to receive(:create_vm).with(pool, String)
+        allow(provider).to receive(:get_vm_ip_address).and_return(nil)
+
+        expect{subject._clone_vm(pool,provider,dns_plugin)}.to raise_error(StandardError)
+      end
+    end
+
     context 'with an error during cloning' do
       before(:each) do
         expect(provider).to receive(:create_vm).with(pool, String).and_raise('MockError')
@@ -1088,7 +1099,7 @@
         allow(metrics).to receive(:timing)
         expect(metrics).to receive(:timing).with(/clone\./,/0/)
         expect(provider).to receive(:create_vm).with(pool, String)
-        allow(provider).to receive(:get_vm_ip_address).with(vm,pool)
+        allow(provider).to receive(:get_vm_ip_address).with(vm,pool).and_return(1)
         allow(subject).to receive(:get_dns_plugin_class_name_for_pool).and_return(dns_plugin)
         expect(dns_plugin).to receive(:create_or_replace_record)
         allow(logger).to receive(:log)