github.com/rothwerx/packer@v0.9.0/builder/openstack/step_run_source_server.go (about)

     1  package openstack
     2  
     3  import (
     4  	"fmt"
     5  	"io/ioutil"
     6  	"log"
     7  
     8  	"github.com/mitchellh/multistep"
     9  	"github.com/mitchellh/packer/packer"
    10  	"github.com/rackspace/gophercloud/openstack/compute/v2/extensions/keypairs"
    11  	"github.com/rackspace/gophercloud/openstack/compute/v2/servers"
    12  )
    13  
    14  type StepRunSourceServer struct {
    15  	Name             string
    16  	SourceImage      string
    17  	SourceImageName  string
    18  	SecurityGroups   []string
    19  	Networks         []string
    20  	AvailabilityZone string
    21  	UserData         string
    22  	UserDataFile     string
    23  	ConfigDrive      bool
    24  	server           *servers.Server
    25  }
    26  
    27  func (s *StepRunSourceServer) Run(state multistep.StateBag) multistep.StepAction {
    28  	config := state.Get("config").(Config)
    29  	flavor := state.Get("flavor_id").(string)
    30  	keyName := state.Get("keyPair").(string)
    31  	ui := state.Get("ui").(packer.Ui)
    32  
    33  	// We need the v2 compute client
    34  	computeClient, err := config.computeV2Client()
    35  	if err != nil {
    36  		err = fmt.Errorf("Error initializing compute client: %s", err)
    37  		state.Put("error", err)
    38  		return multistep.ActionHalt
    39  	}
    40  
    41  	networks := make([]servers.Network, len(s.Networks))
    42  	for i, networkUuid := range s.Networks {
    43  		networks[i].UUID = networkUuid
    44  	}
    45  
    46  	userData := []byte(s.UserData)
    47  	if s.UserDataFile != "" {
    48  		userData, err = ioutil.ReadFile(s.UserDataFile)
    49  		if err != nil {
    50  			err = fmt.Errorf("Error reading user data file: %s", err)
    51  			state.Put("error", err)
    52  			return multistep.ActionHalt
    53  		}
    54  	}
    55  
    56  	ui.Say("Launching server...")
    57  	s.server, err = servers.Create(computeClient, keypairs.CreateOptsExt{
    58  		CreateOptsBuilder: servers.CreateOpts{
    59  			Name:             s.Name,
    60  			ImageRef:         s.SourceImage,
    61  			ImageName:        s.SourceImageName,
    62  			FlavorRef:        flavor,
    63  			SecurityGroups:   s.SecurityGroups,
    64  			Networks:         networks,
    65  			AvailabilityZone: s.AvailabilityZone,
    66  			UserData:         userData,
    67  			ConfigDrive:      s.ConfigDrive,
    68  		},
    69  
    70  		KeyName: keyName,
    71  	}).Extract()
    72  	if err != nil {
    73  		err := fmt.Errorf("Error launching source server: %s", err)
    74  		state.Put("error", err)
    75  		ui.Error(err.Error())
    76  		return multistep.ActionHalt
    77  	}
    78  
    79  	ui.Message(fmt.Sprintf("Server ID: %s", s.server.ID))
    80  	log.Printf("server id: %s", s.server.ID)
    81  
    82  	ui.Say("Waiting for server to become ready...")
    83  	stateChange := StateChangeConf{
    84  		Pending:   []string{"BUILD"},
    85  		Target:    []string{"ACTIVE"},
    86  		Refresh:   ServerStateRefreshFunc(computeClient, s.server),
    87  		StepState: state,
    88  	}
    89  	latestServer, err := WaitForState(&stateChange)
    90  	if err != nil {
    91  		err := fmt.Errorf("Error waiting for server (%s) to become ready: %s", s.server.ID, err)
    92  		state.Put("error", err)
    93  		ui.Error(err.Error())
    94  		return multistep.ActionHalt
    95  	}
    96  
    97  	s.server = latestServer.(*servers.Server)
    98  	state.Put("server", s.server)
    99  
   100  	return multistep.ActionContinue
   101  }
   102  
   103  func (s *StepRunSourceServer) Cleanup(state multistep.StateBag) {
   104  	if s.server == nil {
   105  		return
   106  	}
   107  
   108  	config := state.Get("config").(Config)
   109  	ui := state.Get("ui").(packer.Ui)
   110  
   111  	// We need the v2 compute client
   112  	computeClient, err := config.computeV2Client()
   113  	if err != nil {
   114  		ui.Error(fmt.Sprintf("Error terminating server, may still be around: %s", err))
   115  		return
   116  	}
   117  
   118  	ui.Say(fmt.Sprintf("Terminating the source server: %s ...", s.server.ID))
   119  	if err := servers.Delete(computeClient, s.server.ID).ExtractErr(); err != nil {
   120  		ui.Error(fmt.Sprintf("Error terminating server, may still be around: %s", err))
   121  		return
   122  	}
   123  
   124  	stateChange := StateChangeConf{
   125  		Pending: []string{"ACTIVE", "BUILD", "REBUILD", "SUSPENDED", "SHUTOFF", "STOPPED"},
   126  		Refresh: ServerStateRefreshFunc(computeClient, s.server),
   127  		Target:  []string{"DELETED"},
   128  	}
   129  
   130  	WaitForState(&stateChange)
   131  }