Spec validation option (#1865)

Co-authored-by: Rahul Bhati <rjbhati009@gmail.com>
Co-authored-by: Vishal <vishal-biyani@users.noreply.github.com>

pkg/fission-cli/cmd/spec/apply.go

@@ -70,6 +70,7 @@ func (opts *ApplySubCommand) run(input cli.Input) error {
 	deleteResources := input.Bool(flagkey.SpecDelete)
 	watchResources := input.Bool(flagkey.SpecWatch)
 	waitForBuild := input.Bool(flagkey.SpecWait)
+	validateSpecs := util.GetValidationFlag(input)
 
 	var watcher *fsnotify.Watcher
 	var pbw *packageBuildWatcher
@@ -115,10 +116,12 @@ func (opts *ApplySubCommand) run(input cli.Input) error {
 			return errors.Wrap(err, "error reading specs")
 		}
 
+		if validateSpecs {
 			err = Validate(input)
 			if err != nil {
 				return errors.Wrap(err, "abort applying resources")
 			}
+		}
 
 		// make changes to the cluster based on the specs
 		pkgMetas, as, err := applyResources(opts.Client(), specDir, fr, deleteResources)

pkg/fission-cli/cmd/spec/command.go

@@ -48,7 +48,7 @@ func Commands() *cobra.Command {
 		RunE:  wrapper.Wrapper(Apply),
 	}
 	wrapper.SetFlags(applyCmd, flag.FlagSet{
-		Optional: []flag.Flag{flag.SpecDir, flag.SpecDelete, flag.SpecWait, flag.SpecWatch},
+		Optional: []flag.Flag{flag.SpecDir, flag.SpecDelete, flag.SpecWait, flag.SpecWatch, flag.SpecValidation},
 	})
 
 	destroyCmd := &cobra.Command{

pkg/fission-cli/flag/flag.go

@@ -184,6 +184,7 @@ var (
 	SpecWatch      = Flag{Type: Bool, Name: flagkey.SpecWatch, Usage: "Watch local files for change, and re-apply specs as necessary"}
 	SpecDelete     = Flag{Type: Bool, Name: flagkey.SpecDelete, Usage: "Allow apply to delete resources that no longer exist in the specification"}
 	SpecDry        = Flag{Type: Bool, Name: flagkey.SpecDry, Usage: "View the generated specs"}
+	SpecValidation = Flag{Type: String, Name: flagkey.SpecValidate, Usage: "Turns server side validations of Fission objects on/off"}
 
 	SupportOutput = Flag{Type: String, Name: flagkey.SupportOutput, Short: "o", Usage: "Output directory to save dump archive/files", DefaultValue: flagkey.DefaultSpecOutputDir}
 	SupportNoZip  = Flag{Type: Bool, Name: flagkey.SupportNoZip, Usage: "Save dump information into multiple files instead of single zip file"}

pkg/fission-cli/flag/key/key.go

@@ -137,6 +137,7 @@ const (
 	SpecWatch    = "watch"
 	SpecDelete   = "delete"
 	SpecDry      = "dry"
+	SpecValidate = "validation"
 
 	SupportOutput = Output
 	SupportNoZip  = "nozip"

pkg/fission-cli/util/util.go

@@ -316,6 +316,18 @@ func GetSpecDir(input cli.Input) string {
 	return specDir
 }
 
+func GetValidationFlag(input cli.Input) bool {
+	validationFlag := input.String(flagkey.SpecValidate)
+	// if flag has not been set, we return true to turn on validation by default
+	if len(validationFlag) == 0 {
+		return true
+	}
+	if validationFlag == "false" {
+		return false
+	}
+	return true
+}
+
 // UpdateMapFromStringSlice parses key, val from "key=val" string array and updates passed map
 func UpdateMapFromStringSlice(dataMap *map[string]string, params []string) bool {
 	updated := false