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Support publishing starlark functions from urls

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This commit is contained in:
Phillip Wittrock
2020-05-13 11:36:19 -07:00
parent 0a8d367633
commit 6ae53cb732
6 changed files with 142 additions and 30 deletions
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36
cmd/config/internal/commands/run-fns.go
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@@ -50,6 +50,8 @@ func GetRunFnRunner(name string) *RunFnRunner {
&r.EnableStar, "enable-star", false, "enable support for starlark functions. (Alpha)")
r.Command.Flags().StringVar(
&r.StarPath, "star-path", "", "run a starlark script as a function. (Alpha)")
r.Command.Flags().StringVar(
&r.StarURL, "star-url", "", "run a starlark script as a function. (Alpha)")
r.Command.Flags().StringVar(
&r.StarName, "star-name", "", "name of starlark program. (Alpha)")
@@ -80,6 +82,7 @@ type RunFnRunner struct {
Image string
EnableStar bool
StarPath string
StarURL string
StarName string
EnableExec bool
ExecPath string
@@ -98,7 +101,8 @@ func (r *RunFnRunner) runE(c *cobra.Command, args []string) error {
// Functions to run.
func (r *RunFnRunner) getContainerFunctions(c *cobra.Command, args, dataItems []string) (
[]*yaml.RNode, error) {
if r.Image == "" && r.StarPath == "" && r.ExecPath == "" {
if r.Image == "" && r.StarPath == "" && r.ExecPath == "" && r.StarURL == "" {
return nil, nil
}
@@ -126,26 +130,36 @@ func (r *RunFnRunner) getContainerFunctions(c *cobra.Command, args, dataItems []
return nil, err
}
}
} else if r.EnableStar && r.StarPath != "" {
} else if r.EnableStar && (r.StarPath != "" || r.StarURL != "") {
// create the function spec to set as an annotation
fn, err = yaml.Parse(`starlark: {}`)
if err != nil {
return nil, err
}
err = fn.PipeE(
yaml.Lookup("starlark"),
yaml.SetField("path", yaml.NewScalarRNode(r.StarPath)))
if err != nil {
return nil, err
if r.StarPath != "" {
err = fn.PipeE(
yaml.Lookup("starlark"),
yaml.SetField("path", yaml.NewScalarRNode(r.StarPath)))
if err != nil {
return nil, err
}
}
if r.StarURL != "" {
err = fn.PipeE(
yaml.Lookup("starlark"),
yaml.SetField("url", yaml.NewScalarRNode(r.StarURL)))
if err != nil {
return nil, err
}
}
err = fn.PipeE(
yaml.Lookup("starlark"),
yaml.SetField("name", yaml.NewScalarRNode(r.StarName)))
if err != nil {
return nil, err
}
} else if r.EnableExec && r.ExecPath != "" {
// create the function spec to set as an annotation
fn, err = yaml.Parse(`exec: {}`)
@@ -231,8 +245,8 @@ func toStorageMounts(mounts []string) []runtimeutil.StorageMount {
}
func (r *RunFnRunner) preRunE(c *cobra.Command, args []string) error {
if !r.EnableStar && r.StarPath != "" {
return errors.Errorf("must specify --enable-star with --star-path")
if !r.EnableStar && (r.StarPath != "" || r.StarURL != "") {
return errors.Errorf("must specify --enable-star with --star-path and --star-url")
}
if !r.EnableExec && r.ExecPath != "" {
@@ -240,7 +254,7 @@ func (r *RunFnRunner) preRunE(c *cobra.Command, args []string) error {
}
if c.ArgsLenAtDash() >= 0 && r.Image == "" &&
!(r.EnableStar && r.StarPath != "") && !(r.EnableExec && r.ExecPath != "") {
!(r.EnableStar && (r.StarPath != "" || r.StarURL != "")) && !(r.EnableExec && r.ExecPath != "") {
return errors.Errorf("must specify --image")
}