Copyright (c) 2011 The Snappy-Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above

Copyright (c) 2011 The Snappy-Go Authors. All rights reserved.
Copyright (c) 2019 Klaus Post. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above

Copyright (c) 2011 The Snappy-Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

---------------------
Files: snappy/*
Files: internal/snapref/*

Copyright (c) 2011 The Snappy-Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

	assert.Equal(t, m.Payload.(*zdsapi.WorkloadRequest_Add).Add.Uid, uid)
	// send ack so the server doesn't wait for us.
	sendAck(ztunClient)

	// second message should be the snap sent message
	m, fds = readRequest(t, ztunClient)
	assert.Equal(t, len(fds), 0)

	sent := m.Payload.(*zdsapi.WorkloadRequest_SnapshotSent).SnapshotSent
	if sent == nil {
		panic("expected snapshot sent")
	}

	}
	return nil
}

// TODO ctx is unused here
// nolint: unparam
func (z *ztunnelServer) sendSnapshot(ctx context.Context, conn *ZtunnelConnection) error {
	snap := z.pods.ReadCurrentPodSnapshot()
	for uid, wl := range snap {
		var resp *zdsapi.WorkloadResponse
		var err error
		if wl.Netns != nil {
			fd := int(wl.Netns.Fd())
			log.Infof("Sending local pod %s ztunnel", uid)

		cniAddServerCalled = true
		if serverErr {
			res.WriteHeader(http.StatusInternalServerError)
			res.Write([]byte("server not happy"))
			return
		}
		res.WriteHeader(http.StatusOK)
		res.Write([]byte("server happy"))
	}))

	return testServer.URL, func() bool {
		testServer.Close()
		return cniAddServerCalled
	}
}

	}
}

func TestPodsAppearsWithNilNetnsWhenEnsureIsUsed(t *testing.T) {
	p := newPodNetnsCache(openNsTestOverride)

	p.Ensure("123")

	found := false
	snap := p.ReadCurrentPodSnapshot()
	for k, v := range snap {
		if k == "123" && v == (WorkloadInfo{}) {
			found = true
		}
	}
	if !found {
		t.Fatalf("expected pod 123 to be in the cache")
	}
}

	testServer := httptest.NewServer(http.HandlerFunc(func(res http.ResponseWriter, req *http.Request) {
		res.WriteHeader(http.StatusOK)
		res.Write([]byte("server happy"))
	}))
	defer func() { testServer.Close() }()

	cniC := fakeCNIEventClient(testServer.URL)

	err := PushCNIEvent(cniC, fakeCmdArgs, []*cniv1.IPConfig{&fakePrevResultIPConfig}, "testpod", "testns")