// CreateExternalRouter creates a router on the external network. This requires // the OS_EXTGW_ID environment variable to be set. An error is returned if the // creation failed. func CreateExternalRouter(t *testing.T, client *gophercloud.ServiceClient) (*routers.Router, error) { var router *routers.Router choices, err := clients.AcceptanceTestChoicesFromEnv() if err != nil { return router, err } routerName := tools.RandomString("TESTACC-", 8) t.Logf("Attempting to create external router: %s", routerName) adminStateUp := true gatewayInfo := routers.GatewayInfo{ NetworkID: choices.ExternalNetworkID, } createOpts := routers.CreateOpts{ Name: routerName, AdminStateUp: &adminStateUp, GatewayInfo: &gatewayInfo, } router, err = routers.Create(client, createOpts).Extract() if err != nil { return router, err } if err := WaitForRouterToCreate(client, router.ID, 60); err != nil { return router, err } t.Logf("Created router: %s", routerName) return router, nil }
// CreateRouter creates a router on a specified Network ID. An error will be // returned if the creation failed. func CreateRouter(t *testing.T, client *gophercloud.ServiceClient, networkID string) (*routers.Router, error) { routerName := tools.RandomString("TESTACC-", 8) t.Logf("Attempting to create router: %s", routerName) adminStateUp := true gatewayInfo := routers.GatewayInfo{ NetworkID: networkID, } createOpts := routers.CreateOpts{ Name: routerName, AdminStateUp: &adminStateUp, GatewayInfo: &gatewayInfo, } router, err := routers.Create(client, createOpts).Extract() if err != nil { return router, err } if err := WaitForRouterToCreate(client, router.ID, 60); err != nil { return router, err } t.Logf("Created router: %s", routerName) return router, nil }
func resourceNetworkingRouterV2Create(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 := RouterCreateOpts{ routers.CreateOpts{ Name: d.Get("name").(string), TenantID: d.Get("tenant_id").(string), }, MapValueSpecs(d), } if asuRaw, ok := d.GetOk("admin_state_up"); ok { asu := asuRaw.(bool) createOpts.AdminStateUp = &asu } if dRaw, ok := d.GetOk("distributed"); ok { d := dRaw.(bool) createOpts.Distributed = &d } externalGateway := d.Get("external_gateway").(string) if externalGateway != "" { gatewayInfo := routers.GatewayInfo{ NetworkID: externalGateway, } createOpts.GatewayInfo = &gatewayInfo } log.Printf("[DEBUG] Create Options: %#v", createOpts) n, err := routers.Create(networkingClient, createOpts).Extract() if err != nil { return fmt.Errorf("Error creating OpenStack Neutron router: %s", err) } log.Printf("[INFO] Router ID: %s", n.ID) log.Printf("[DEBUG] Waiting for OpenStack Neutron Router (%s) to become available", n.ID) stateConf := &resource.StateChangeConf{ Pending: []string{"BUILD", "PENDING_CREATE", "PENDING_UPDATE"}, Target: []string{"ACTIVE"}, Refresh: waitForRouterActive(networkingClient, n.ID), Timeout: 10 * time.Minute, Delay: 5 * time.Second, MinTimeout: 3 * time.Second, } _, err = stateConf.WaitForState() d.SetId(n.ID) return resourceNetworkingRouterV2Read(d, meta) }
// 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 }
// 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 }