Exemple #1
0
func (s *StepAllocateIp) Run(state multistep.StateBag) multistep.StepAction {
	ui := state.Get("ui").(packer.Ui)
	config := state.Get("config").(Config)
	server := state.Get("server").(*servers.Server)

	// We need the v2 compute client
	client, err := config.computeV2Client()
	if err != nil {
		err = fmt.Errorf("Error initializing compute client: %s", err)
		state.Put("error", err)
		return multistep.ActionHalt
	}

	var instanceIp floatingip.FloatingIP

	// This is here in case we error out before putting instanceIp into the
	// statebag below, because it is requested by Cleanup()
	state.Put("access_ip", &instanceIp)

	if s.FloatingIp != "" {
		instanceIp.IP = s.FloatingIp
	} else if s.FloatingIpPool != "" {
		ui.Say(fmt.Sprintf("Creating floating IP..."))
		ui.Message(fmt.Sprintf("Pool: %s", s.FloatingIpPool))
		newIp, err := floatingip.Create(client, floatingip.CreateOpts{
			Pool: s.FloatingIpPool,
		}).Extract()
		if err != nil {
			err := fmt.Errorf("Error creating floating ip from pool '%s'", s.FloatingIpPool)
			state.Put("error", err)
			ui.Error(err.Error())
			return multistep.ActionHalt
		}

		instanceIp = *newIp
		ui.Message(fmt.Sprintf("Created floating IP: %s", instanceIp.IP))
	}

	if instanceIp.IP != "" {
		ui.Say(fmt.Sprintf("Associating floating IP with server..."))
		ui.Message(fmt.Sprintf("IP: %s", instanceIp.IP))
		err := floatingip.Associate(client, server.ID, instanceIp.IP).ExtractErr()
		if err != nil {
			err := fmt.Errorf(
				"Error associating floating IP %s with instance: %s",
				instanceIp.IP, err)
			state.Put("error", err)
			ui.Error(err.Error())
			return multistep.ActionHalt
		}

		ui.Message(fmt.Sprintf(
			"Added floating IP %s to instance!", instanceIp.IP))
	}

	state.Put("access_ip", &instanceIp)
	return multistep.ActionContinue
}
func createFloatingIP(t *testing.T, client *gophercloud.ServiceClient) (*floatingip.FloatingIP, error) {
	pool := os.Getenv("OS_POOL_NAME")
	fip, err := floatingip.Create(client, &floatingip.CreateOpts{
		Pool: pool,
	}).Extract()
	th.AssertNoErr(t, err)
	t.Logf("Obtained Floating IP: %v", fip.IP)

	return fip, err
}
Exemple #3
0
func (c *GenericClient) assignNovaFloatingIP(d *Driver, floatingIP *FloatingIP) error {
	if floatingIP.Ip == "" {
		f, err := compute_ips.Create(c.Compute, compute_ips.CreateOpts{
			Pool: d.FloatingIPPool,
		}).Extract()
		if err != nil {
			return err
		}
		floatingIP.Ip = f.IP
		floatingIP.Pool = f.Pool
	}
	return compute_ips.Associate(c.Compute, d.MachineId, floatingIP.Ip).Err
}
func resourceComputeFloatingIPV2Create(d *schema.ResourceData, meta interface{}) error {
	config := meta.(*Config)
	computeClient, err := config.computeV2Client(d.Get("region").(string))
	if err != nil {
		return fmt.Errorf("Error creating OpenStack compute client: %s", err)
	}

	createOpts := &floatingip.CreateOpts{
		Pool: d.Get("pool").(string),
	}
	log.Printf("[DEBUG] Create Options: %#v", createOpts)
	newFip, err := floatingip.Create(computeClient, createOpts).Extract()
	if err != nil {
		return fmt.Errorf("Error creating Floating IP: %s", err)
	}

	d.SetId(newFip.ID)

	return resourceComputeFloatingIPV2Read(d, meta)
}
func main() {
	// step-1
	var authUsername string = "your_auth_username"
	var authPassword string = "your_auth_password"
	var authUrl string = "http://controller:5000"
	var projectName string = "your_project_id"
	var regionName string = "your_region_name"

	authOpts := gophercloud.AuthOptions{
		IdentityEndpoint: authUrl,
		Username:         authUsername,
		Password:         authPassword,
		TenantID:         projectName,
	}
	provider, _ := openstack.AuthenticatedClient(authOpts)
	client, _ := openstack.NewComputeV2(provider, gophercloud.EndpointOpts{
		Region: regionName,
	})

	// step-2
	pager := images.ListDetail(client, images.ListOpts{})
	page, _ := pager.AllPages()
	imageList, _ := images.ExtractImages(page)
	fmt.Println(imageList)

	// step-3
	pager = flavors.ListDetail(client, flavors.ListOpts{})
	page, _ = pager.AllPages()
	flavorList, _ := flavors.ExtractFlavors(page)
	fmt.Println(flavorList)

	// step-4
	imageID := "74e6d1ec-9a08-444c-8518-4f232446386d"
	image, _ := images.Get(client, imageID).Extract()
	fmt.Println(image)

	// step-5
	flavorID := "1"
	flavor, _ := flavors.Get(client, flavorID).Extract()
	fmt.Println(flavor)

	// step-6
	instanceName := "testing"
	testingInstance, _ := servers.Create(client, servers.CreateOpts{
		Name:      instanceName,
		ImageRef:  imageID,
		FlavorRef: flavorID,
	}).Extract()
	fmt.Println(testingInstance)

	// step-7
	pager = servers.List(client, servers.ListOpts{})
	page, _ = pager.AllPages()
	serverList, _ := servers.ExtractServers(page)
	fmt.Println(serverList)

	// step-8
	servers.Delete(client, testingInstance.ID)

	// step-9
	fmt.Println("Checking for existing SSH key pair...")
	keyPairName := "demokey"
	pubKeyFile := "~/.ssh/id_rsa.pub"
	keyPairExists := false

	pager = keypairs.List(client)
	page, _ = pager.AllPages()
	keypairList, _ := keypairs.ExtractKeyPairs(page)
	for _, k := range keypairList {
		if k.Name == keyPairName {
			keyPairExists = true
			break
		}
	}

	if keyPairExists {
		fmt.Println("Keypair " + keyPairName + " already exists. Skipping import.")
	} else {
		fmt.Println("adding keypair...")
		bs, _ := ioutil.ReadFile(pubKeyFile)
		keypairs.Create(client, keypairs.CreateOpts{
			Name:      keyPairName,
			PublicKey: string(bs),
		}).Extract()
	}

	pager = keypairs.List(client)
	page, _ = pager.AllPages()
	keypairList, _ = keypairs.ExtractKeyPairs(page)
	fmt.Println(keypairList)

	// step-10
	fmt.Println("Checking for existing security group...")
	var allInOneSecurityGroup secgroups.SecurityGroup
	securityGroupName := "all-in-one"
	securityGroupExists := false

	pager = secgroups.List(client)
	page, _ = pager.AllPages()
	secgroupList, _ := secgroups.ExtractSecurityGroups(page)
	for _, secGroup := range secgroupList {
		if secGroup.Name == securityGroupName {
			allInOneSecurityGroup = secGroup
			securityGroupExists = true
			break
		}
	}

	if securityGroupExists {
		fmt.Println("Security Group " + allInOneSecurityGroup.Name + " already exists. Skipping creation.")
	} else {
		allInOneSecurityGroup, _ := secgroups.Create(client, secgroups.CreateOpts{
			Name:        securityGroupName,
			Description: "network access for all-in-one application.",
		}).Extract()
		secgroups.CreateRule(client, secgroups.CreateRuleOpts{
			ParentGroupID: allInOneSecurityGroup.ID,
			FromPort:      80,
			ToPort:        80,
			IPProtocol:    "TCP",
			CIDR:          "0.0.0.0/0",
		}).Extract()
		secgroups.CreateRule(client, secgroups.CreateRuleOpts{
			ParentGroupID: allInOneSecurityGroup.ID,
			FromPort:      22,
			ToPort:        22,
			IPProtocol:    "TCP",
			CIDR:          "0.0.0.0/0",
		}).Extract()
	}

	pager = secgroups.List(client)
	page, _ = pager.AllPages()
	secgroupList, _ = secgroups.ExtractSecurityGroups(page)
	fmt.Println(secgroupList)

	// step-11
	userData := `#!/usr/bin/env bash
curl -L -s https://git.openstack.org/cgit/openstack/faafo/plain/contrib/install.sh | bash -s -- \
    -i faafo -i messaging -r api -r worker -r demo
`

	// step-12
	fmt.Println("Checking for existing instance...")
	instanceName = "all-in-one"
	instanceExists := false

	pager = servers.List(client, servers.ListOpts{})
	page, _ = pager.AllPages()
	serverList, _ = servers.ExtractServers(page)
	for _, s := range serverList {
		if s.Name == instanceName {
			testingInstance = &s
			instanceExists = true
			break
		}
	}

	if instanceExists {
		fmt.Println("Instance " + testingInstance.Name + " already exists. Skipping creation.")
	} else {
		opts := servers.CreateOpts{
			Name:           instanceName,
			ImageRef:       image.ID,
			FlavorRef:      flavor.ID,
			SecurityGroups: []string{securityGroupName},
			UserData:       []byte(userData),
		}
		testingInstance, _ = servers.Create(client, keypairs.CreateOptsExt{
			CreateOptsBuilder: opts,
			KeyName:           keyPairName,
		}).Extract()
	}
	servers.WaitForStatus(client, testingInstance.ID, "ACTIVE", 300)

	pager = servers.List(client, servers.ListOpts{})
	page, _ = pager.AllPages()
	serverList, _ = servers.ExtractServers(page)
	fmt.Println(serverList)

	// step-13
	var privateIP string
	for t, addrs := range testingInstance.Addresses {
		if t != "private" || len(privateIP) != 0 {
			continue
		}
		addrs, ok := addrs.([]interface{})
		if !ok {
			continue
		}
		for _, addr := range addrs {
			a, ok := addr.(map[string]interface{})
			if !ok || a["version"].(float64) != 4 {
				continue
			}
			ip, ok := a["addr"].(string)
			if ok && len(ip) != 0 {
				privateIP = ip
				fmt.Println("Private IP found: " + privateIP)
				break
			}
		}
	}

	// step-14
	var publicIP string
	for t, addrs := range testingInstance.Addresses {
		if t != "public" || len(publicIP) != 0 {
			continue
		}
		addrs, ok := addrs.([]interface{})
		if !ok {
			continue
		}
		for _, addr := range addrs {
			a, ok := addr.(map[string]interface{})
			if !ok || a["version"].(float64) != 4 {
				continue
			}
			ip, ok := a["addr"].(string)
			if ok && len(ip) != 0 {
				publicIP = ip
				fmt.Println("Public IP found: " + publicIP)
				break
			}
		}
	}

	// step-15
	fmt.Println("Checking for unused Floating IP...")
	var unusedFloatingIP string
	pager = floatingip.List(client)
	page, _ = pager.AllPages()
	floatingIPList, _ := floatingip.ExtractFloatingIPs(page)
	for _, ip := range floatingIPList {
		if ip.InstanceID == "" {
			unusedFloatingIP = ip.IP
			break
		}
	}

	networkClient, _ := openstack.NewNetworkV2(provider, gophercloud.EndpointOpts{
		Region: regionName,
	})

	pager = networks.List(networkClient, networks.ListOpts{})
	page, _ = pager.AllPages()
	poolList, _ := external.ExtractList(page)
	for _, pool := range poolList {
		if len(unusedFloatingIP) != 0 || !pool.External {
			continue
		}
		fmt.Println("Allocating new Floating IP from pool: " + pool.Name)
		f, _ := floatingip.Create(client, floatingip.CreateOpts{Pool: pool.Name}).Extract()
		unusedFloatingIP = f.IP
	}

	// step-16
	if len(publicIP) != 0 {
		fmt.Println("Instance " + testingInstance.Name + " already has a public ip. Skipping attachment.")
	} else {
		floatingip.Associate(client, testingInstance.ID, unusedFloatingIP)
	}

	// step-17
	var actualIPAddress string
	if len(publicIP) != 0 {
		actualIPAddress = publicIP
	} else if len(unusedFloatingIP) != 0 {
		actualIPAddress = unusedFloatingIP
	} else {
		actualIPAddress = privateIP
	}

	fmt.Println("The Fractals app will be deployed to http://" + actualIPAddress)
}