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create_service.go
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create_service.go
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package service
import (
"github.com/cloudfoundry/cli/cf/api"
"github.com/cloudfoundry/cli/cf/command_metadata"
"github.com/cloudfoundry/cli/cf/configuration/core_config"
"github.com/cloudfoundry/cli/cf/errors"
. "github.com/cloudfoundry/cli/cf/i18n"
"github.com/cloudfoundry/cli/cf/models"
"github.com/cloudfoundry/cli/cf/requirements"
"github.com/cloudfoundry/cli/cf/terminal"
"github.com/codegangsta/cli"
)
type CreateService struct {
ui terminal.UI
config core_config.Reader
serviceRepo api.ServiceRepository
}
func NewCreateService(ui terminal.UI, config core_config.Reader, serviceRepo api.ServiceRepository) (cmd CreateService) {
cmd.ui = ui
cmd.config = config
cmd.serviceRepo = serviceRepo
return
}
func (cmd CreateService) Metadata() command_metadata.CommandMetadata {
return command_metadata.CommandMetadata{
Name: "create-service",
ShortName: "cs",
Description: T("Create a service instance"),
Usage: T(`CF_NAME create-service SERVICE PLAN SERVICE_INSTANCE
EXAMPLE:
CF_NAME create-service cleardb spark clear-db-mine
TIP:
Use 'CF_NAME create-user-provided-service' to make user-provided services available to cf apps`),
}
}
func (cmd CreateService) GetRequirements(requirementsFactory requirements.Factory, c *cli.Context) (reqs []requirements.Requirement, err error) {
if len(c.Args()) != 3 {
cmd.ui.FailWithUsage(c)
}
reqs = []requirements.Requirement{
requirementsFactory.NewLoginRequirement(),
requirementsFactory.NewTargetedSpaceRequirement(),
}
return
}
func (cmd CreateService) Run(c *cli.Context) {
serviceName := c.Args()[0]
planName := c.Args()[1]
serviceInstanceName := c.Args()[2]
cmd.ui.Say(T("Creating service {{.ServiceName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.CurrentUser}}...",
map[string]interface{}{
"ServiceName": terminal.EntityNameColor(serviceInstanceName),
"OrgName": terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
"SpaceName": terminal.EntityNameColor(cmd.config.SpaceFields().Name),
"CurrentUser": terminal.EntityNameColor(cmd.config.Username()),
}))
err := cmd.CreateService(serviceName, planName, serviceInstanceName)
switch err.(type) {
case nil:
cmd.ui.Ok()
case *errors.ModelAlreadyExistsError:
cmd.ui.Ok()
cmd.ui.Warn(err.Error())
default:
cmd.ui.Failed(err.Error())
}
}
func (cmd CreateService) CreateService(serviceName string, planName string, serviceInstanceName string) (apiErr error) {
offerings, apiErr := cmd.serviceRepo.FindServiceOfferingsForSpaceByLabel(cmd.config.SpaceFields().Guid, serviceName)
if apiErr != nil {
return
}
plan, apiErr := findPlanFromOfferings(offerings, planName)
if apiErr != nil {
return
}
return cmd.serviceRepo.CreateServiceInstance(serviceInstanceName, plan.Guid)
}
func findOfferings(offerings []models.ServiceOffering, name string) (matchingOfferings models.ServiceOfferings, err error) {
for _, offering := range offerings {
if name == offering.Label {
matchingOfferings = append(matchingOfferings, offering)
}
}
if len(matchingOfferings) == 0 {
err = errors.New(T("Could not find any offerings with name {{.ServiceOfferingName}}",
map[string]interface{}{"ServiceOfferingName": name},
))
}
return
}
func findPlanFromOfferings(offerings models.ServiceOfferings, name string) (plan models.ServicePlanFields, err error) {
for _, offering := range offerings {
for _, plan := range offering.Plans {
if name == plan.Name {
return plan, nil
}
}
}
err = errors.New(T("Could not find plan with name {{.ServicePlanName}}",
map[string]interface{}{"ServicePlanName": name},
))
return
}