github.com/homburg/packer@v0.6.1-0.20140528012651-1dcaf1716848/builder/openstack/step_run_source_server.go (about)

     1  package openstack
     2  
     3  import (
     4  	"fmt"
     5  	"github.com/mitchellh/multistep"
     6  	"github.com/mitchellh/packer/packer"
     7  	"github.com/rackspace/gophercloud"
     8  	"log"
     9  )
    10  
    11  type StepRunSourceServer struct {
    12  	Flavor         string
    13  	Name           string
    14  	SourceImage    string
    15  	SecurityGroups []string
    16  
    17  	server *gophercloud.Server
    18  }
    19  
    20  func (s *StepRunSourceServer) Run(state multistep.StateBag) multistep.StepAction {
    21  	csp := state.Get("csp").(gophercloud.CloudServersProvider)
    22  	keyName := state.Get("keyPair").(string)
    23  	ui := state.Get("ui").(packer.Ui)
    24  
    25  	// XXX - validate image and flavor is available
    26  
    27  	securityGroups := make([]map[string]interface{}, len(s.SecurityGroups))
    28  	for i, groupName := range s.SecurityGroups {
    29  		securityGroups[i] = make(map[string]interface{})
    30  		securityGroups[i]["name"] = groupName
    31  	}
    32  
    33  	server := gophercloud.NewServer{
    34  		Name:          s.Name,
    35  		ImageRef:      s.SourceImage,
    36  		FlavorRef:     s.Flavor,
    37  		KeyPairName:   keyName,
    38  		SecurityGroup: securityGroups,
    39  	}
    40  
    41  	serverResp, err := csp.CreateServer(server)
    42  	if err != nil {
    43  		err := fmt.Errorf("Error launching source server: %s", err)
    44  		state.Put("error", err)
    45  		ui.Error(err.Error())
    46  		return multistep.ActionHalt
    47  	}
    48  
    49  	s.server, err = csp.ServerById(serverResp.Id)
    50  	log.Printf("server id: %s", s.server.Id)
    51  
    52  	ui.Say(fmt.Sprintf("Waiting for server (%s) to become ready...", s.server.Id))
    53  	stateChange := StateChangeConf{
    54  		Pending:   []string{"BUILD"},
    55  		Target:    "ACTIVE",
    56  		Refresh:   ServerStateRefreshFunc(csp, s.server),
    57  		StepState: state,
    58  	}
    59  	latestServer, err := WaitForState(&stateChange)
    60  	if err != nil {
    61  		err := fmt.Errorf("Error waiting for server (%s) to become ready: %s", s.server.Id, err)
    62  		state.Put("error", err)
    63  		ui.Error(err.Error())
    64  		return multistep.ActionHalt
    65  	}
    66  
    67  	s.server = latestServer.(*gophercloud.Server)
    68  	state.Put("server", s.server)
    69  
    70  	return multistep.ActionContinue
    71  }
    72  
    73  func (s *StepRunSourceServer) Cleanup(state multistep.StateBag) {
    74  	if s.server == nil {
    75  		return
    76  	}
    77  
    78  	csp := state.Get("csp").(gophercloud.CloudServersProvider)
    79  	ui := state.Get("ui").(packer.Ui)
    80  
    81  	ui.Say("Terminating the source server...")
    82  	if err := csp.DeleteServerById(s.server.Id); err != nil {
    83  		ui.Error(fmt.Sprintf("Error terminating server, may still be around: %s", err))
    84  		return
    85  	}
    86  
    87  	stateChange := StateChangeConf{
    88  		Pending: []string{"ACTIVE", "BUILD", "REBUILD", "SUSPENDED"},
    89  		Refresh: ServerStateRefreshFunc(csp, s.server),
    90  		Target:  "DELETED",
    91  	}
    92  
    93  	WaitForState(&stateChange)
    94  }