Ejemplo n.º 1
0
func TestRequiredCreateOpts(t *testing.T) {
	res := subnets.Create(fake.ServiceClient(), subnets.CreateOpts{})
	if res.Err == nil {
		t.Fatalf("Expected error, got none")
	}

	res = subnets.Create(fake.ServiceClient(), subnets.CreateOpts{NetworkID: "foo"})
	if res.Err == nil {
		t.Fatalf("Expected error, got none")
	}

	res = subnets.Create(fake.ServiceClient(), subnets.CreateOpts{NetworkID: "foo", CIDR: "bar", IPVersion: 40})
	if res.Err == nil {
		t.Fatalf("Expected error, got none")
	}
}
Ejemplo n.º 2
0
// CreateSubnetWithNoGateway will create a subnet with no gateway on the
// specified Network ID.  An error will be returned if the subnet could not be
// created.
func CreateSubnetWithNoGateway(t *testing.T, client *gophercloud.ServiceClient, networkID string) (*subnets.Subnet, error) {
	var noGateway = ""
	subnetName := tools.RandomString("TESTACC-", 8)
	subnetOctet := tools.RandomInt(1, 250)
	subnetCIDR := fmt.Sprintf("192.168.%d.0/24", subnetOctet)
	dhcpStart := fmt.Sprintf("192.168.%d.10", subnetOctet)
	dhcpEnd := fmt.Sprintf("192.168.%d.200", subnetOctet)
	createOpts := subnets.CreateOpts{
		NetworkID:  networkID,
		CIDR:       subnetCIDR,
		IPVersion:  4,
		Name:       subnetName,
		EnableDHCP: gophercloud.Disabled,
		GatewayIP:  &noGateway,
		AllocationPools: []subnets.AllocationPool{
			{
				Start: dhcpStart,
				End:   dhcpEnd,
			},
		},
	}

	t.Logf("Attempting to create subnet: %s", subnetName)

	subnet, err := subnets.Create(client, createOpts).Extract()
	if err != nil {
		return subnet, err
	}

	t.Logf("Successfully created subnet.")
	return subnet, nil
}
Ejemplo n.º 3
0
// CreateSubnetWithDefaultGateway will create a subnet on the specified Network
// ID and have Neutron set the gateway by default An error will be returned if
// the subnet could not be created.
func CreateSubnetWithDefaultGateway(t *testing.T, client *gophercloud.ServiceClient, networkID string) (*subnets.Subnet, error) {
	subnetName := tools.RandomString("TESTACC-", 8)
	subnetOctet := tools.RandomInt(1, 250)
	subnetCIDR := fmt.Sprintf("192.168.%d.0/24", subnetOctet)
	createOpts := subnets.CreateOpts{
		NetworkID:  networkID,
		CIDR:       subnetCIDR,
		IPVersion:  4,
		Name:       subnetName,
		EnableDHCP: gophercloud.Disabled,
	}

	t.Logf("Attempting to create subnet: %s", subnetName)

	subnet, err := subnets.Create(client, createOpts).Extract()
	if err != nil {
		return subnet, err
	}

	t.Logf("Successfully created subnet.")
	return subnet, nil
}
Ejemplo n.º 4
0
// deploy achieves the aims of Deploy().
func (p *openstackp) deploy(resources *Resources, requiredPorts []int) (err error) {
	// the resource name can only contain letters, numbers, underscores,
	// spaces and hyphens
	if !openstackValidResourceNameRegexp.MatchString(resources.ResourceName) {
		err = Error{"openstack", "deploy", ErrBadResourceName}
		return
	}

	// get/create key pair
	kp, err := keypairs.Get(p.computeClient, resources.ResourceName).Extract()
	if err != nil {
		if _, notfound := err.(gophercloud.ErrDefault404); notfound {
			// create a new keypair; we can't just let Openstack create one for
			// us because in latest versions it does not return a DER encoded
			// key, which is what GO built-in library supports.
			privateKey, errk := rsa.GenerateKey(rand.Reader, 1024)
			if errk != nil {
				err = errk
				return
			}
			privateKeyPEM := &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(privateKey)}
			privateKeyPEMBytes := pem.EncodeToMemory(privateKeyPEM)
			pub, errk := ssh.NewPublicKey(&privateKey.PublicKey)
			if errk != nil {
				err = errk
				return err
			}
			publicKeyStr := ssh.MarshalAuthorizedKey(pub)

			kp, err = keypairs.Create(p.computeClient, keypairs.CreateOpts{Name: resources.ResourceName, PublicKey: string(publicKeyStr)}).Extract()
			if err != nil {
				return
			}

			resources.PrivateKey = string(privateKeyPEMBytes)
		} else {
			return
		}
	}
	resources.Details["keypair"] = kp.Name

	// based on hostname, see if we're currently running on an openstack server,
	// in which case we'll use this server's security group and network.
	hostname, err := os.Hostname()
	inCloud := false
	if err == nil {
		pager := servers.List(p.computeClient, servers.ListOpts{})
		err = pager.EachPage(func(page pagination.Page) (bool, error) {
			serverList, err := servers.ExtractServers(page)
			if err != nil {
				return false, err
			}

			for _, server := range serverList {
				if server.Name == hostname {
					p.ownName = hostname

					// get the first networkUUID we come across *** not sure
					// what the other possibilities are and what else we can do
					// instead
					for networkName := range server.Addresses {
						networkUUID, _ := networks.IDFromName(p.networkClient, networkName)
						if networkUUID != "" {
							p.networkName = networkName
							p.networkUUID = networkUUID
							break
						}
					}

					// get the first security group *** again, not sure how to
					// pick the "best" if more than one
					for _, smap := range server.SecurityGroups {
						if value, found := smap["name"]; found && value.(string) != "" {
							p.securityGroup = value.(string)
							break
						}
					}

					if p.networkUUID != "" && p.securityGroup != "" {
						inCloud = true
						return false, nil
					}
				}
			}

			return true, nil
		})
	}

	//*** actually, if in cloud, we should create a security group that allows
	// the given ports, only accessible by things in the current security group
	// don't create any more resources if we're already running in OpenStack
	if inCloud {
		return
	}

	// get/create security group
	pager := secgroups.List(p.computeClient)
	var group *secgroups.SecurityGroup
	foundGroup := false
	err = pager.EachPage(func(page pagination.Page) (bool, error) {
		groupList, err := secgroups.ExtractSecurityGroups(page)
		if err != nil {
			return false, err
		}

		for _, g := range groupList {
			if g.Name == resources.ResourceName {
				group = &g
				foundGroup = true
				return false, nil
			}
		}

		return true, nil
	})
	if err != nil {
		return
	}
	if !foundGroup {
		// create a new security group with rules allowing the desired ports
		group, err = secgroups.Create(p.computeClient, secgroups.CreateOpts{Name: resources.ResourceName, Description: "access amongst wr-spawned nodes"}).Extract()
		if err != nil {
			return
		}

		//*** check if the rules are already there, in case we previously died
		// between previous line and this one
		for _, port := range requiredPorts {
			_, err = secgroups.CreateRule(p.computeClient, secgroups.CreateRuleOpts{
				ParentGroupID: group.ID,
				FromPort:      port,
				ToPort:        port,
				IPProtocol:    "TCP",
				CIDR:          "0.0.0.0/0", // FromGroupID: group.ID if we were creating a head node and then wanted a rule for all worker nodes...
			}).Extract()
			if err != nil {
				return
			}
		}

		// ICMP may help networking work as expected
		_, err = secgroups.CreateRule(p.computeClient, secgroups.CreateRuleOpts{
			ParentGroupID: group.ID,
			FromPort:      0,
			ToPort:        0, // *** results in a port of '0', which is not the same as "ALL ICMP" which then says "Any" in the web interface
			IPProtocol:    "ICMP",
			CIDR:          "0.0.0.0/0",
		}).Extract()
		if err != nil {
			return
		}
	}
	resources.Details["secgroup"] = group.ID
	p.securityGroup = resources.ResourceName

	// get/create network
	var network *networks.Network
	networkID, err := networks.IDFromName(p.networkClient, resources.ResourceName)
	if err != nil {
		if _, notfound := err.(gophercloud.ErrResourceNotFound); notfound {
			// create a network for ourselves
			network, err = networks.Create(p.networkClient, networks.CreateOpts{Name: resources.ResourceName, AdminStateUp: gophercloud.Enabled}).Extract()
			if err != nil {
				return
			}
			networkID = network.ID
		} else {
			return
		}
	} else {
		network, err = networks.Get(p.networkClient, networkID).Extract()
		if err != nil {
			return
		}
	}
	resources.Details["network"] = networkID
	p.networkName = resources.ResourceName
	p.networkUUID = networkID

	// get/create subnet
	var subnetID string
	if len(network.Subnets) == 1 {
		subnetID = network.Subnets[0]
		// *** check it's valid? could we end up with more than 1 subnet?
	} else {
		// add a big enough subnet
		var gip = new(string)
		*gip = "192.168.0.1"
		var subnet *subnets.Subnet
		subnet, err = subnets.Create(p.networkClient, subnets.CreateOpts{
			NetworkID:      networkID,
			CIDR:           "192.168.0.0/16",
			GatewayIP:      gip,
			DNSNameservers: dnsNameServers[:], // this is critical, or servers on new networks can't be ssh'd to for many minutes
			IPVersion:      4,
			Name:           resources.ResourceName,
		}).Extract()
		if err != nil {
			return
		}
		subnetID = subnet.ID
	}
	resources.Details["subnet"] = subnetID

	// get/create router
	var routerID string
	pager = routers.List(p.networkClient, routers.ListOpts{Name: resources.ResourceName})
	err = pager.EachPage(func(page pagination.Page) (bool, error) {
		routerList, err := routers.ExtractRouters(page)
		if err != nil {
			return false, err
		}
		routerID = routerList[0].ID
		// *** check it's valid? could we end up with more than 1 router?
		return false, nil
	})
	if err != nil {
		return
	}
	if routerID == "" {
		var router *routers.Router
		router, err = routers.Create(p.networkClient, routers.CreateOpts{
			Name:         resources.ResourceName,
			GatewayInfo:  &routers.GatewayInfo{NetworkID: p.externalNetworkID},
			AdminStateUp: gophercloud.Enabled,
		}).Extract()
		if err != nil {
			return
		}

		routerID = router.ID

		// add our subnet
		_, err = routers.AddInterface(p.networkClient, routerID, routers.AddInterfaceOpts{SubnetID: subnetID}).Extract()
		if err != nil {
			// if this fails, we'd be stuck with a useless router, so we try and
			// delete it
			routers.Delete(p.networkClient, router.ID)
			return
		}
	}
	resources.Details["router"] = routerID

	return
}
Ejemplo n.º 5
0
func TestNeutron(t *testing.T) {
	authUrl := os.Getenv("OS_AUTH_URL")
	username := os.Getenv("OS_USERNAME")
	password := os.Getenv("OS_PASSWORD")
	tenantName := os.Getenv("OS_TENANT_NAME")
	regionName := os.Getenv("OS_REGION_NAME")

	opts := gophercloud.AuthOptions{
		IdentityEndpoint: authUrl,
		Username:         username,
		Password:         password,
		TenantName:       tenantName,
	}

	provider, err := openstack.AuthenticatedClient(opts)
	if err != nil {
		t.Fatal(err.Error())
	}

	client, err := openstack.NewNetworkV2(provider, gophercloud.EndpointOpts{
		Name:         "neutron",
		Region:       regionName,
		Availability: gophercloud.AvailabilityPublic,
	})
	if err != nil {
		t.Fatalf("Failed to create neutron client: %s", err.Error())
	}

	netResult := networks.Create(client, networks.CreateOpts{Name: "skydive-test-network"})
	if netResult.Err != nil {
		t.Fatalf("Failed to create neutron network: %s", netResult.Err.Error())
	}

	network, err := netResult.Extract()
	if err != nil {
		t.Fatalf("Failed to create neutron network: %s", err.Error())
	}

	subResult := subnets.Create(client, subnets.CreateOpts{Name: "skydive-test-subnet", NetworkID: network.ID, CIDR: "192.168.1.0/24", IPVersion: 4})
	if subResult.Err != nil {
		t.Fatalf("Failed to create neutron subnet: %s", subResult.Err.Error())
	}

	subnet, err := subResult.Extract()
	if err != nil {
		t.Fatalf("Failed to create neutron subnet: %s", err.Error())
	}

	portResult := ports.Create(client, ports.CreateOpts{NetworkID: network.ID, DeviceID: "skydive-123", DeviceOwner: "skydive-test"})
	if portResult.Err != nil {
		t.Fatalf("Failed to create neutron port: %s", subResult.Err.Error())
	}

	port, err := portResult.Extract()
	if err != nil {
		t.Fatalf("Failed to create neutron port: %s", err.Error())
	}

	defer ports.Delete(client, port.ID)
	defer subnets.Delete(client, subnet.ID)
	defer networks.Delete(client, network.ID)

	authOptions := &shttp.AuthenticationOpts{
		Username: username,
		Password: password,
	}

	subID := port.ID[0:11]
	dev := fmt.Sprintf("tap%s", subID)

	ovsctl := `ovs-vsctl add-port br-int %s -- set Interface %s external-ids:iface-id=%s`
	ovsctl += ` external-ids:iface-status=active external-ids:attached-mac=%s external-ids:vm-uuid=skydive-vm type=internal`

	setupCmds := []helper.Cmd{
		{fmt.Sprintf(ovsctl, dev, dev, port.ID, port.MACAddress), true},
		{"sleep 1", true},
		{fmt.Sprintf("ip link set %s up", dev), true},
	}

	tearDownCmds := []helper.Cmd{
		{fmt.Sprintf("ovs-vsctl del-port %s", dev), true},
	}
	helper.ExecCmds(t, setupCmds...)
	defer helper.ExecCmds(t, tearDownCmds...)

	gh := helper.NewGremlinQueryHelper(authOptions)

	// let neutron update the port
	time.Sleep(5 * time.Second)

	nodes := gh.GetNodesFromGremlinReply(t, `g.V().Has("Manager", "neutron", "ExtID/vm-uuid", "skydive-vm", "Name", "`+dev+`", "Neutron/PortID", "`+port.ID+`")`)
	if len(nodes) != 1 {
		t.Errorf("Should find the neutron port in the topology: %v", gh.GetNodesFromGremlinReply(t, `g.V()`))
	}
}
func resourceNetworkingSubnetV2Create(d *schema.ResourceData, meta interface{}) error {
	config := meta.(*Config)
	networkingClient, err := config.networkingV2Client(d.Get("region").(string))
	if err != nil {
		return fmt.Errorf("Error creating OpenStack networking client: %s", err)
	}

	createOpts := SubnetCreateOpts{
		subnets.CreateOpts{
			NetworkID:       d.Get("network_id").(string),
			CIDR:            d.Get("cidr").(string),
			Name:            d.Get("name").(string),
			TenantID:        d.Get("tenant_id").(string),
			AllocationPools: resourceSubnetAllocationPoolsV2(d),
			DNSNameservers:  resourceSubnetDNSNameserversV2(d),
			HostRoutes:      resourceSubnetHostRoutesV2(d),
			EnableDHCP:      nil,
		},
		MapValueSpecs(d),
	}

	noGateway := d.Get("no_gateway").(bool)
	gatewayIP := d.Get("gateway_ip").(string)

	if gatewayIP != "" && noGateway {
		return fmt.Errorf("Both gateway_ip and no_gateway cannot be set")
	}

	if gatewayIP != "" {
		createOpts.GatewayIP = &gatewayIP
	}

	if noGateway {
		disableGateway := ""
		createOpts.GatewayIP = &disableGateway
	}

	enableDHCP := d.Get("enable_dhcp").(bool)
	createOpts.EnableDHCP = &enableDHCP

	if v, ok := d.GetOk("ip_version"); ok {
		ipVersion := resourceNetworkingSubnetV2DetermineIPVersion(v.(int))
		createOpts.IPVersion = ipVersion
	}

	s, err := subnets.Create(networkingClient, createOpts).Extract()
	if err != nil {
		return fmt.Errorf("Error creating OpenStack Neutron subnet: %s", err)
	}

	log.Printf("[DEBUG] Waiting for Subnet (%s) to become available", s.ID)
	stateConf := &resource.StateChangeConf{
		Target:     []string{"ACTIVE"},
		Refresh:    waitForSubnetActive(networkingClient, s.ID),
		Timeout:    10 * time.Minute,
		Delay:      5 * time.Second,
		MinTimeout: 3 * time.Second,
	}

	_, err = stateConf.WaitForState()

	d.SetId(s.ID)

	log.Printf("[DEBUG] Created Subnet %s: %#v", s.ID, s)
	return resourceNetworkingSubnetV2Read(d, meta)
}
Ejemplo n.º 7
0
func TestCreateDefaultGateway(t *testing.T) {
	th.SetupHTTP()
	defer th.TeardownHTTP()

	th.Mux.HandleFunc("/v2.0/subnets", func(w http.ResponseWriter, r *http.Request) {
		th.TestMethod(t, r, "POST")
		th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
		th.TestHeader(t, r, "Content-Type", "application/json")
		th.TestHeader(t, r, "Accept", "application/json")
		th.TestJSONRequest(t, r, `
{
    "subnet": {
        "network_id": "d32019d3-bc6e-4319-9c1d-6722fc136a23",
        "ip_version": 4,
        "cidr": "192.168.1.0/24",
        "allocation_pools": [
            {
                "start": "192.168.1.2",
                "end": "192.168.1.254"
            }
        ]
    }
}
			`)

		w.Header().Add("Content-Type", "application/json")
		w.WriteHeader(http.StatusCreated)

		fmt.Fprintf(w, `
{
    "subnet": {
        "name": "",
        "enable_dhcp": true,
        "network_id": "d32019d3-bc6e-4319-9c1d-6722fc136a23",
        "tenant_id": "4fd44f30292945e481c7b8a0c8908869",
        "allocation_pools": [
            {
                "start": "192.168.1.2",
                "end": "192.168.1.254"
            }
        ],
        "host_routes": [],
        "ip_version": 4,
        "gateway_ip": "192.168.1.1",
        "cidr": "192.168.1.0/24",
        "id": "54d6f61d-db07-451c-9ab3-b9609b6b6f0c"
    }
}
		`)
	})

	opts := subnets.CreateOpts{
		NetworkID: "d32019d3-bc6e-4319-9c1d-6722fc136a23",
		IPVersion: 4,
		CIDR:      "192.168.1.0/24",
		AllocationPools: []subnets.AllocationPool{
			{
				Start: "192.168.1.2",
				End:   "192.168.1.254",
			},
		},
		DNSNameservers: []string{},
	}
	s, err := subnets.Create(fake.ServiceClient(), opts).Extract()
	th.AssertNoErr(t, err)

	th.AssertEquals(t, s.Name, "")
	th.AssertEquals(t, s.EnableDHCP, true)
	th.AssertEquals(t, s.NetworkID, "d32019d3-bc6e-4319-9c1d-6722fc136a23")
	th.AssertEquals(t, s.TenantID, "4fd44f30292945e481c7b8a0c8908869")
	th.AssertDeepEquals(t, s.AllocationPools, []subnets.AllocationPool{
		{
			Start: "192.168.1.2",
			End:   "192.168.1.254",
		},
	})
	th.AssertDeepEquals(t, s.HostRoutes, []subnets.HostRoute{})
	th.AssertEquals(t, s.IPVersion, 4)
	th.AssertEquals(t, s.GatewayIP, "192.168.1.1")
	th.AssertEquals(t, s.CIDR, "192.168.1.0/24")
	th.AssertEquals(t, s.ID, "54d6f61d-db07-451c-9ab3-b9609b6b6f0c")
}
Ejemplo n.º 8
0
// Create network
func (os *OpenStack) CreateNetwork(network *provider.Network) error {
	if len(network.Subnets) == 0 {
		return errors.New("Subnets is null")
	}

	// create network
	opts := networks.CreateOpts{
		Name:         network.Name,
		AdminStateUp: &adminStateUp,
		TenantID:     network.TenantID,
	}
	osNet, err := networks.Create(os.network, opts).Extract()
	if err != nil {
		glog.Errorf("Create openstack network %s failed: %v", network.Name, err)
		return err
	}

	// create router
	routerOpts := routers.CreateOpts{
		Name:        network.Name,
		TenantID:    network.TenantID,
		GatewayInfo: &routers.GatewayInfo{NetworkID: os.ExtNetID},
	}
	osRouter, err := routers.Create(os.network, routerOpts).Extract()
	if err != nil {
		glog.Errorf("Create openstack router %s failed: %v", network.Name, err)
		delErr := os.DeleteNetwork(network.Name)
		if delErr != nil {
			glog.Errorf("Delete openstack network %s failed: %v", network.Name, delErr)
		}
		return err
	}

	// create subnets and connect them to router
	networkID := osNet.ID
	network.Status = os.ToProviderStatus(osNet.Status)
	network.Uid = osNet.ID
	for _, sub := range network.Subnets {
		// create subnet
		subnetOpts := subnets.CreateOpts{
			NetworkID:      networkID,
			CIDR:           sub.Cidr,
			Name:           sub.Name,
			IPVersion:      gophercloud.IPv4,
			TenantID:       network.TenantID,
			GatewayIP:      &sub.Gateway,
			DNSNameservers: sub.Dnsservers,
		}
		s, err := subnets.Create(os.network, subnetOpts).Extract()
		if err != nil {
			glog.Errorf("Create openstack subnet %s failed: %v", sub.Name, err)
			delErr := os.DeleteNetwork(network.Name)
			if delErr != nil {
				glog.Errorf("Delete openstack network %s failed: %v", network.Name, delErr)
			}
			return err
		}

		// add subnet to router
		opts := routers.AddInterfaceOpts{
			SubnetID: s.ID,
		}
		_, err = routers.AddInterface(os.network, osRouter.ID, opts).Extract()
		if err != nil {
			glog.Errorf("Create openstack subnet %s failed: %v", sub.Name, err)
			delErr := os.DeleteNetwork(network.Name)
			if delErr != nil {
				glog.Errorf("Delete openstack network %s failed: %v", network.Name, delErr)
			}
			return err
		}
	}

	return nil
}