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step_next_buildnumber.go
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/
step_next_buildnumber.go
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package cmd
import (
"fmt"
"io"
"time"
"github.com/jenkins-x/jx/pkg/buildnum"
"github.com/jenkins-x/jx/pkg/kube"
"github.com/jenkins-x/jx/pkg/log"
"github.com/jenkins-x/jx/pkg/util"
"github.com/jenkins-x/jx/pkg/jx/cmd/templates"
"github.com/spf13/cobra"
"gopkg.in/AlecAivazis/survey.v1/terminal"
)
const (
optionBranch = "branch"
optionService = "service"
)
// StepNextBuildNumberOptions contains the command line flags
type StepNextBuildNumberOptions struct {
StepOptions
Owner string
Repository string
Branch string
}
var (
StepNextBuildNumberLong = templates.LongDesc(`
Generates the next build unique number for a pipeline
`)
StepNextBuildNumberExample = templates.Examples(`
jx step next-buildnumber
`)
)
func NewCmdStepNextBuildNumber(f Factory, in terminal.FileReader, out terminal.FileWriter, errOut io.Writer) *cobra.Command {
options := StepNextBuildNumberOptions{
StepOptions: StepOptions{
CommonOptions: CommonOptions{
Factory: f,
In: in,
Out: out,
Err: errOut,
},
},
}
cmd := &cobra.Command{
Use: "next-buildnumber",
Short: "Generates the next build unique number for a pipeline.",
Long: StepNextBuildNumberLong,
Example: StepNextBuildNumberExample,
Aliases: []string{"next-buildno"},
Run: func(cmd *cobra.Command, args []string) {
options.Cmd = cmd
options.Args = args
err := options.Run()
CheckErr(err)
},
}
cmd.Flags().StringVarP(&options.Owner, optionOwner, "o", "", "The Git repository owner")
cmd.Flags().StringVarP(&options.Repository, optionRepo, "r", "", "The Git repository name")
cmd.Flags().StringVarP(&options.Branch, optionBranch, "b", "master", "The Git branch")
return cmd
}
func (o *StepNextBuildNumberOptions) Run() error {
if o.Owner == "" {
return util.MissingOption(optionOwner)
}
if o.Repository == "" {
return util.MissingOption(optionRepo)
}
jxClient, ns, err := o.JXClientAndDevNamespace()
if err != nil {
return err
}
buildNumGen := buildnum.NewCRDBuildNumGen(jxClient, ns)
pID := kube.NewPipelineID(o.Owner, o.Repository, o.Branch)
attempts := 100
for i := 0; i < attempts; i++ {
buildNum, err := buildNumGen.NextBuildNumber(pID)
if err == nil {
log.Infof("%s\n", buildNum)
return nil
}
time.Sleep(time.Second)
}
return fmt.Errorf("Failed after %d attempts to create a new build number for pipeline %s. "+
"The last error was: %s", attempts, pID.ID, err)
}