func TestServersCreateDestroy(t *testing.T) {
	client, err := clients.NewComputeV2Client()
	if err != nil {
		t.Fatalf("Unable to create a compute client: %v", err)
	}

	choices, err := clients.AcceptanceTestChoicesFromEnv()
	if err != nil {
		t.Fatal(err)
	}

	server, err := CreateServer(t, client, choices)
	if err != nil {
		t.Fatalf("Unable to create server: %v", err)
	}

	defer DeleteServer(t, client, server)

	newServer, err := servers.Get(client, server.ID).Extract()
	if err != nil {
		t.Errorf("Unable to retrieve server: %v", err)
	}
	PrintServer(t, newServer)

	allAddressPages, err := servers.ListAddresses(client, server.ID).AllPages()
	if err != nil {
		t.Errorf("Unable to list server addresses: %v", err)
	}

	allAddresses, err := servers.ExtractAddresses(allAddressPages)
	if err != nil {
		t.Errorf("Unable to extract server addresses: %v", err)
	}

	for network, address := range allAddresses {
		t.Logf("Addresses on %s: %+v", network, address)
	}

	allNetworkAddressPages, err := servers.ListAddressesByNetwork(client, server.ID, choices.NetworkName).AllPages()
	if err != nil {
		t.Errorf("Unable to list server addresses: %v", err)
	}

	allNetworkAddresses, err := servers.ExtractNetworkAddresses(allNetworkAddressPages)
	if err != nil {
		t.Errorf("Unable to extract server addresses: %v", err)
	}

	t.Logf("Addresses on %s:", choices.NetworkName)
	for _, address := range allNetworkAddresses {
		t.Logf("%+v", address)
	}
}
func TestListAddressesByNetwork(t *testing.T) {
	th.SetupHTTP()
	defer th.TeardownHTTP()
	HandleNetworkAddressListSuccessfully(t)

	expected := ListNetworkAddressesExpected
	pages := 0
	err := servers.ListAddressesByNetwork(client.ServiceClient(), "asdfasdfasdf", "public").EachPage(func(page pagination.Page) (bool, error) {
		pages++

		actual, err := servers.ExtractNetworkAddresses(page)
		th.AssertNoErr(t, err)

		if len(actual) != 2 {
			t.Fatalf("Expected 2 addresses, got %d", len(actual))
		}
		th.CheckDeepEquals(t, expected, actual)

		return true, nil
	})
	th.AssertNoErr(t, err)
	th.CheckEquals(t, 1, pages)
}
Exemple #3
0
// spawn achieves the aims of Spawn()
func (p *openstackp) spawn(resources *Resources, osPrefix string, flavorID string, externalIP bool, postCreationScript []byte) (serverID string, serverIP string, adminPass string, err error) {
	// get available images, pick the one that matches desired OS
	// *** rackspace API lets you filter on eg. os_distro=ubuntu and os_version=12.04; can we do the same here?
	pager := images.ListDetail(p.computeClient, images.ListOpts{Status: "ACTIVE"})
	var imageID string
	err = pager.EachPage(func(page pagination.Page) (bool, error) {
		imageList, err := images.ExtractImages(page)
		if err != nil {
			return false, err
		}

		for _, i := range imageList {
			if i.Progress == 100 && strings.HasPrefix(i.Name, osPrefix) {
				imageID = i.ID
				return false, nil
			}
		}

		return true, nil
	})
	if err != nil {
		return
	}

	// create the server with a unique name
	server, err := servers.Create(p.computeClient, keypairs.CreateOptsExt{
		CreateOptsBuilder: servers.CreateOpts{
			Name:           uniqueResourceName(resources.ResourceName),
			FlavorRef:      flavorID,
			ImageRef:       imageID,
			SecurityGroups: []string{p.securityGroup},
			Networks:       []servers.Network{{UUID: p.networkUUID}},
			UserData:       postCreationScript,
			// Metadata map[string]string
		},
		KeyName: resources.ResourceName,
	}).Extract()
	if err != nil {
		return
	}

	// wait for it to come up; servers.WaitForStatus has a timeout, but it
	// doesn't always work, so we roll our own
	waitForActive := make(chan error)
	go func() {
		timeout := time.After(60 * time.Second)
		ticker := time.NewTicker(1 * time.Second)
		for {
			select {
			case <-ticker.C:
				current, err := servers.Get(p.computeClient, server.ID).Extract()
				if err != nil {
					ticker.Stop()
					waitForActive <- err
					return
				}
				if current.Status == "ACTIVE" {
					ticker.Stop()
					waitForActive <- nil
					return
				}
				if current.Status == "ERROR" {
					ticker.Stop()
					waitForActive <- errors.New("there was an error in bringing up the new server")
					return
				}
				continue
			case <-timeout:
				ticker.Stop()
				waitForActive <- errors.New("timed out waiting for server to become ACTIVE")
				return
			}
		}
	}()
	err = <-waitForActive
	if err != nil {
		// since we're going to return an error that we failed to spawn, try and
		// delete the bad server in case it is still there
		servers.Delete(p.computeClient, server.ID)
		return
	}
	// *** NB. it can still take some number of seconds before I can ssh to it

	serverID = server.ID
	adminPass = server.AdminPass

	// get the servers IP; if we error for any reason we'll delete the server
	// first, because without an IP it's useless

	if externalIP {
		// give it a floating ip
		var floatingIP string
		floatingIP, err = p.getAvailableFloatingIP()
		if err != nil {
			p.destroyServer(serverID)
			return
		}

		// associate floating ip with server *** we have a race condition
		// between finding/creating free floating IP above, and using it here
		err = floatingips.AssociateInstance(p.computeClient, serverID, floatingips.AssociateOpts{
			FloatingIP: floatingIP,
		}).ExtractErr()
		if err != nil {
			p.destroyServer(serverID)
			return
		}

		serverIP = floatingIP
	} else {
		// find its auto-assigned internal ip *** there must be a better way of
		// doing this...
		allNetworkAddressPages, serr := servers.ListAddressesByNetwork(p.computeClient, serverID, p.networkName).AllPages()
		if serr != nil {
			p.destroyServer(serverID)
			err = serr
			return
		}
		allNetworkAddresses, serr := servers.ExtractNetworkAddresses(allNetworkAddressPages)
		if serr != nil {
			p.destroyServer(serverID)
			err = serr
			return
		}
		for _, address := range allNetworkAddresses {
			if address.Version == 4 && strings.HasPrefix(address.Address, "192.168") {
				serverIP = address.Address
				break
			}
		}
	}

	return
}