Beispiel #1
0
func listSecGroups(t *testing.T, client *gophercloud.ServiceClient) {
	err := secgroups.List(client).EachPage(func(page pagination.Page) (bool, error) {
		secGrpList, err := secgroups.ExtractSecurityGroups(page)
		th.AssertNoErr(t, err)

		for _, sg := range secGrpList {
			t.Logf("Listing secgroup %s: Name [%s] Desc [%s] TenantID [%s]", sg.ID,
				sg.Name, sg.Description, sg.TenantID)
		}

		return true, nil
	})

	th.AssertNoErr(t, err)
}
func rulesToMap(computeClient *gophercloud.ServiceClient, d *schema.ResourceData, sgrs []secgroups.Rule) ([]map[string]interface{}, error) {
	sgrMap := make([]map[string]interface{}, len(sgrs))
	for i, sgr := range sgrs {
		groupId := ""
		self := false
		if sgr.Group.Name != "" {
			if sgr.Group.Name == d.Get("name").(string) {
				self = true
			} else {
				// Since Nova only returns the secgroup Name (and not the ID) for the group attribute,
				// we need to look up all security groups and match the name.
				// Nevermind that Nova wants the ID when setting the Group *and* that multiple groups
				// with the same name can exist...
				allPages, err := secgroups.List(computeClient).AllPages()
				if err != nil {
					return nil, err
				}
				securityGroups, err := secgroups.ExtractSecurityGroups(allPages)
				if err != nil {
					return nil, err
				}

				for _, sg := range securityGroups {
					if sg.Name == sgr.Group.Name {
						groupId = sg.ID
					}
				}
			}
		}

		sgrMap[i] = map[string]interface{}{
			"id":            sgr.ID,
			"from_port":     sgr.FromPort,
			"to_port":       sgr.ToPort,
			"ip_protocol":   sgr.IPProtocol,
			"cidr":          sgr.IPRange.CIDR,
			"self":          self,
			"from_group_id": groupId,
		}
	}
	return sgrMap, nil
}
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)
}