github.com/amanya/packer@v0.12.1-0.20161117214323-902ac5ab2eb6/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  	ui := state.Get("ui").(packer.Ui)
    31  
    32  	// We need the v2 compute client
    33  	computeClient, err := config.computeV2Client()
    34  	if err != nil {
    35  		err = fmt.Errorf("Error initializing compute client: %s", err)
    36  		state.Put("error", err)
    37  		return multistep.ActionHalt
    38  	}
    39  
    40  	networks := make([]servers.Network, len(s.Networks))
    41  	for i, networkUuid := range s.Networks {
    42  		networks[i].UUID = networkUuid
    43  	}
    44  
    45  	userData := []byte(s.UserData)
    46  	if s.UserDataFile != "" {
    47  		userData, err = ioutil.ReadFile(s.UserDataFile)
    48  		if err != nil {
    49  			err = fmt.Errorf("Error reading user data file: %s", err)
    50  			state.Put("error", err)
    51  			return multistep.ActionHalt
    52  		}
    53  	}
    54  
    55  	ui.Say("Launching server...")
    56  
    57  	serverOpts := servers.CreateOpts{
    58  		Name:             s.Name,
    59  		ImageRef:         s.SourceImage,
    60  		ImageName:        s.SourceImageName,
    61  		FlavorRef:        flavor,
    62  		SecurityGroups:   s.SecurityGroups,
    63  		Networks:         networks,
    64  		AvailabilityZone: s.AvailabilityZone,
    65  		UserData:         userData,
    66  		ConfigDrive:      s.ConfigDrive,
    67  	}
    68  
    69  	var serverOptsExt servers.CreateOptsBuilder
    70  	keyName, hasKey := state.GetOk("keyPair")
    71  	if hasKey {
    72  		serverOptsExt = keypairs.CreateOptsExt{
    73  			CreateOptsBuilder: serverOpts,
    74  			KeyName:           keyName.(string),
    75  		}
    76  	} else {
    77  		serverOptsExt = serverOpts
    78  	}
    79  
    80  	s.server, err = servers.Create(computeClient, serverOptsExt).Extract()
    81  	if err != nil {
    82  		err := fmt.Errorf("Error launching source server: %s", err)
    83  		state.Put("error", err)
    84  		ui.Error(err.Error())
    85  		return multistep.ActionHalt
    86  	}
    87  
    88  	ui.Message(fmt.Sprintf("Server ID: %s", s.server.ID))
    89  	log.Printf("server id: %s", s.server.ID)
    90  
    91  	ui.Say("Waiting for server to become ready...")
    92  	stateChange := StateChangeConf{
    93  		Pending:   []string{"BUILD"},
    94  		Target:    []string{"ACTIVE"},
    95  		Refresh:   ServerStateRefreshFunc(computeClient, s.server),
    96  		StepState: state,
    97  	}
    98  	latestServer, err := WaitForState(&stateChange)
    99  	if err != nil {
   100  		err := fmt.Errorf("Error waiting for server (%s) to become ready: %s", s.server.ID, err)
   101  		state.Put("error", err)
   102  		ui.Error(err.Error())
   103  		return multistep.ActionHalt
   104  	}
   105  
   106  	s.server = latestServer.(*servers.Server)
   107  	state.Put("server", s.server)
   108  
   109  	return multistep.ActionContinue
   110  }
   111  
   112  func (s *StepRunSourceServer) Cleanup(state multistep.StateBag) {
   113  	if s.server == nil {
   114  		return
   115  	}
   116  
   117  	config := state.Get("config").(Config)
   118  	ui := state.Get("ui").(packer.Ui)
   119  
   120  	// We need the v2 compute client
   121  	computeClient, err := config.computeV2Client()
   122  	if err != nil {
   123  		ui.Error(fmt.Sprintf("Error terminating server, may still be around: %s", err))
   124  		return
   125  	}
   126  
   127  	ui.Say(fmt.Sprintf("Terminating the source server: %s ...", s.server.ID))
   128  	if err := servers.Delete(computeClient, s.server.ID).ExtractErr(); err != nil {
   129  		ui.Error(fmt.Sprintf("Error terminating server, may still be around: %s", err))
   130  		return
   131  	}
   132  
   133  	stateChange := StateChangeConf{
   134  		Pending: []string{"ACTIVE", "BUILD", "REBUILD", "SUSPENDED", "SHUTOFF", "STOPPED"},
   135  		Refresh: ServerStateRefreshFunc(computeClient, s.server),
   136  		Target:  []string{"DELETED"},
   137  	}
   138  
   139  	WaitForState(&stateChange)
   140  }